diff options
| author | Jeff Law <law@gcc.gnu.org> | 1998-08-25 17:35:58 -0600 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 1998-08-25 17:35:58 -0600 |
| commit | 3f9a5a15ef10e5020ac9830d3968077c2de6191a (patch) | |
| tree | 8708fb01a07067eec3576d5dce1ca1d8ed2916c3 | |
| parent | 9d68419564315e61d563b94cc5fdff110f9f29be (diff) | |
| download | gcc-3f9a5a15ef10e5020ac9830d3968077c2de6191a.zip gcc-3f9a5a15ef10e5020ac9830d3968077c2de6191a.tar.gz gcc-3f9a5a15ef10e5020ac9830d3968077c2de6191a.tar.bz2 | |
Split up the ChangeLog.
From-SVN: r21990
| -rw-r--r-- | gcc/ChangeLog | 13002 | ||||
| -rw-r--r-- | gcc/ChangeLog.0 | 13005 |
2 files changed, 13006 insertions, 13001 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 681ab61..d2dd95e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1630,13007 +1630,7 @@ Tue Jul 14 03:02:44 1998 Jeffrey A Law (law@cygnus.com) * version.c: Bump again to distinguish mainline tree from the egcs-1.1 branch. -Tue Jul 14 02:20:38 1998 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump to avoid problems with old spec files during - bootstrap. - -Mon Jul 13 23:11:44 1998 David S. Miller <davem@pierdol.cobaltmicro.com> - - * config/sparc/sparc.c (output_scc_insn): Enclose || conditions in - parens while walking over notes. - * config/sparc/sparc.md (reg movdi split): Clean up matching - conditions. - (all DI arithop splits on 32-bit): Handle immediate arguments - correctly when they are CONST_INTs. - -Mon Jul 13 23:57:21 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl> - - * m68k/m68k.h (TARGET_SWITCHES): Clear MASK_68040_ONLY for - -m68020-40, -m68020-60 and -m5200. - -Mon Jul 13 23:52:05 1998 Weiwen Liu <weiwen.liu@yale.edu> - - * gcc.c (do_spec_1): Fix %O handling for secure temporary file - creation. - -Mon Jul 13 23:42:36 1998 Ralf Corsepius <corsepiu@faw.uni-ulm.de> - - * sh/elf.h (MAX_OFILE_ALIGNMENT): Undefine before including svr4.h. - -Mon Jul 13 23:36:08 1998 Jim Wilson <wilson@cygnus.com> - - * i386/i386.h (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): New specs. - (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Use them. - (EXTRA_SPECS): Support them. - * gcc.c: Delete %[spec] support. - (do_spec_1, case '('): Likewise. - (do_spec_1, case '['): Call error. - * i386/aix386ng.h, cygwin32.h, freebsd-elf.h, gas.h, isc.h, - linux-aout.h, linux-oldld.h, linux.h, osfelf.h, osfrose.h, sco.h, - sco4.h, sco4dbx.h, sco5.h, sol2.h, sysv3.h (CPP_SPEC): Delete - %[cpp_cpu]. - -Mon Jul 13 23:31:04 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k.c (output_scc_di): Use cmpw #0 only for address registers. - -Mon Jul 13 23:26:43 1998 Jeffrey A Law (law@cygnus.com) - - * tree.h (tree_common): Note front-end dependencies on layout of - this structure. - -Mon Jul 13 23:18:39 1998 Craig Burley <burley@gnu.org> - - * stmt.c (expand_expr_stmt): If not assigning fresh - value to last_expr_value, zero it, so old garbage - doesn't get dereferenced. - -Mon Jul 13 23:06:55 1998 Henning.Petersen@t-online.de (Henning Petersen) - - * gcse.c (hash_scan_insn): Add missing argument declaration. - -Mon Jul 13 18:59:13 1998 Jim Wilson <wilson@cygnus.com> - - * configure.in (mips-sgi-irix5cross64, mips-sgi-irix5*): Remove - HAVE_INTTYPES_H from xm_defines. Define xm_file to mips/xm-iris5.h. - * mips/xm-iris5.h (USG): Delete. - -Mon Jul 13 17:18:47 1998 Nick Clifton <nickc@cygnus.com> - - * cccp.c (main): Add support for parsing --help. - (display_help): New function: display command line switches. - - * cpplib.c (cpp_handle_option): Add support for parsing --help. - (display_help): New function: display command line switches. - - * gcc.c (main): Add support for parsing --help, and passing it on - to the sub-processes invoked by gcc. - (display_help): New function: display comman line switches. - - * tm.texi (TARGET_SWITCHES and TARGET_OPTIONS): Document - 'description' field added to structure. - - * toplev.c: Add support for parsing --help. - Add documentation strings to command line option tables. - (display_help): New function: display comman line switches. - -Mon Jul 13 16:15:10 1998 John Carr <jfc@mit.edu> - - * sparc.c, sparc.h, sparc.md: New trampoline code. - Allow integer operand 1 to V8+ DImode shift instructions. - Fix bugs in V8+ wide multiply patterns. - In 32 bit mode, split DImode register moves and logical instructions. - Write V9 branch prediction flag. - Use V9 conditional move more often for scc. - -Mon Jul 13 15:10:09 1998 Philippe De Muyter <phdm@macqel.be> - - * invoke.texi(-fno-builtin): Explain that the names of built-in - functions begin with `__builtin_', not `__'. - -Mon Jul 13 19:01:52 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (reload_reg_free_before_p): Abort for RELOAD_FOR_OUTPUT. - -Mon Jul 13 10:50:17 1998 Mark Mitchell <mark@markmitchell.com> - - * cplus-dem.c (SCOPE_STRING): Remove DMGL_JAVA stuff. - (cplus_demangle_opname): Initialize work. - (demangle_template): Remove is_java_array. - (do_type): Remove DMGL_JAVA stuff. - (long_options): Remove "java". - (main): Remove 'j' option. - -Mon Jul 13 10:19:00 1998 Jeffrey A Law (law@cygnus.com) - - * mn10300.h (REG_CLASS_FROM_LETTER): Map 'y' to SP_REGS. - Handle 'x' as NO_REGS for this cpu. - (REGNO_OK_FOR_BIT_BASE_P): Define. - (REG_OK_FOR_BIT_BASE_P): Define. - (GO_IF_LEGITIMATE_ADDRESS): Use them. - (REG_OK_FOR_INDEX_P): Tweak. - * mn13000.c (REG_SAVE_BYTES): Define. - (expand_epilogue, initial_offset): Use it. - (secondary_reload_class): Slightly reformat. - (output_tst): Tweak comments. - * mn10300.md: Change 'x' to 'y' for SP_REGS. Then add 'x' to many - patterns. - (addsi3): Turn into a define_expand/define_insn pair. Rework code for - three operand addition case to be more efficient. - (subsi3): Turn into a define_expand/define_insn pair. - - * expr.c (expand_expr): Only set MEM_IN_STRUCT_P if the memory address - is not varying for REFERENCE_TYPE or when we think we might have found - an optimized access to the first element in an array. - -Mon Jul 13 02:24:08 1998 David S. Miller <davem@pierdol.cobaltmicro.com> - - * regclass.c (reg_scan_mark_refs): New arg min_regno. Only update - regscan information for REGs with numbers greater than or equal to - this. All callers changed. - (reg_scan_update): New function to efficiently update regscan - information on the fly. - * rtl.h: Add prototype. - * jump.c (jump_optimize): Call it when we make a transformation - which generates new pseudo-REGs. - -Sun Jul 12 13:08:14 1998 Jeffrey A Law (law@cygnus.com) - - * collect2.c (main): Use "-x c" instead of "-lang-c" for force the - compiler into C mode. - -Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com> - - * cplus-dem.c (demangle_nested_args): Return a value. - - * tree.h (TYPE_P): New macro. - -Sat Jul 11 16:19:48 1998 Mark Mitchell <mark@markmitchell.com> - - * cplus-dem.c (string): Move definition before work_stuff. - (work_stuff): Add volatile_type, forgetting_types, - previous_argument, and nrepeats fields. - (SCOPE_STRING): New macro. - (demangle_template): Add `remember' parameter. Add comment. - Register the `B' code type here, if remembering. Tidy. Fix crash - on NULL tmpl_argvec. Be consistent with use of tname/trawname. - (demangle_nested_args): New function. - (internal_cplus_demangle): Handle volatile-qualified member - functions. - (mop_up): Delete the previous_argument string if present. - (demangle_signature): Tidy. Handle volatile-qualified member - functions. Handle back-references using the `B' code. Use extra - parameter to demangle_template and SCOPE_STRING where appropriate. - (demangle_template_value_parm): Fix thinko; 'B' is not an integral - code. - (demangle_class): Use SCOPE_STRING. - (gnu_special): Pass additional argument to demangle_template. - Use SCOPE_STRING. - (demangle_qualified): Save qualified types for later - back-references. Handle constructors and destructors for template - types correctly. - (do_type): Tidy. Use SCOPE_STRING. Pass extra argument to - demangle_template. Use demangled_nested_args. Don't remember - qualified types here; that's now done in demangle_qualified. - Similarly for templates. - (do_arg): Improve commment. Handle 'n' repeat code. - (remember_type): Check forgetting_types. - (demangle_args): Deal with 'n' repeat codes. Tidy. - -Sat Jul 11 02:59:08 1998 Richard Earnshaw <rearnsha@arm.com> - - * arm.md (extendhisi2_mem, movhi, movhi_bytes): Propagate the volatile - and structure attribute flags to MEMs generated. - (splits for sign-extended HI & QI mode from memory): Also propagate - the volatile flag. - - * configure.in (thumb-*-coff*): Don't cause fixincludes to be run. - -Fri Jul 10 19:06:59 1998 Michael Meissner <meissner@cygnus.com> - - * varray.h: Include system.h if it hasn't already been included - before to get size_t declared. - -Fri Jul 10 12:53:58 1998 David S. Miller <davem@pierdol.cobaltmicro.com> - - * jump.c (jump_optimize): If after_regscan and our transformations - generate new REGs, rerun reg_scan. - -Fri Jul 10 11:50:43 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * config/i960/i960.c (i960_address_cost): MEMA operands with - positive offsets < 4096 are free. - -Fri Jul 10 12:34:37 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * config/m68k/m68k.c (const_uint32_operand): Recognize - CONSTANT_P_RTX. - (const_sint32_operand): Likewise. - -Thu Jul 9 22:58:59 1998 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (alias.o): Depend on $(EXPR_H). - -Thu Jul 9 18:24:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (choose_reload_regs): If using an equivalence from - find_equiv_reg and reg_reloaded_valid is not set for this register, - clear the associated spill_reg_store. - -Thu Jul 9 18:12:49 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (emit_reload_insns): If an output reload copies only - to a secondary reload register, indicate that the secondary reload - does the actual store. - -Thu Jul 9 18:01:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload.c (find_equiv_reg): If need_stable_sp is set, - check if stack pointer is changed directly in a PARALLEL. - -Thu Jul 9 10:38:14 1998 Jeffrey A Law (law@cygnus.com) - - * jump.c (duplicate_loop_exit_test): Fix thinko. - -Thu Jul 9 01:30:37 1998 Joel Sherrill <joel@OARcorp.com> - Ralf Corsepius <corsepiu@faw.uni-ulm.de> - - * config/i386/rtemself.h: Updated to keep in sync with - config/i386/linux.h. - - * configure.in: Added sh-rtemself. - * configure: Rebuilt. - * config/sh/rtems.h: Removed -D__ELF__ since it is now COFF. - * config/sh/rtemself.h: New file. - - * config/rs6000/rtems.h: Defined STARTFILE_DEFAULT_SPEC. - -Wed Jul 8 21:43:14 1998 Jeffrey A Law (law@cygnus.com) - - * configure.in: Check if the assembler supports ".balign" and - ".p2align" and define HAVE_GAS_BALIGN_AND_P2ALIGN appropriately. - * acconfig.h (HAVE_GAS_BALIGN_AND_P2ALIGN): New tag. - * i386/gas.h (ASM_OUTPUT_ALIGN): If the assembler has support for - ".balign" then use it. - - * print-rtl.c (print_rtx): Revert previous patch. - - * jump.c (duplicate_loop_exit_test): Do not duplicate the loop exit - test if the exit code has an insn with ASM_OPERANDS. - - * i386/cygwin32.h (STDIO_PROTO): Fix typo. - * m32r.h (STDIO_PROTO): Fix typo. - - * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Handle addresses created by - LEGITIMIZE_RELOAD_ADDRESS. - * tm.texi (LEGITIMIZE_RELOAD_ADDRESS): Note that this macro must be - able to handle addresses created by previous invocations of the macro. - - * flow.c (find_auto_inc): Remove most recent change. Real bug was - elsewhere. - - * cse.c (count_reg_usage): Count registers used in addresses of - CLOBBERs. - -Wed Jul 8 15:08:29 1998 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (STAGESTUFF): Readd line lost during June 9 FSF merge. - - * configure.in (mips64orion-*-rtems*): Use elf64.h not elfl64.h. - -1998-07-08 Vladimir N. Makarov <vmakarov@cygnus.com> - - * config/fp-bit.c (__gexf2, __fixxfsi, __floatsixf): Add function - stubs. - - * toplev.c (lang_options): Add -Wlong-long, -Wno-long-long - options. - * c-decl.c (warn_long_long): Define. - (c_decode_option): Parse -Wlong-long, -Wno-long-long options. - (grokdeclarator): Add flag `warn_long_long' as guard for - warning "ANSI C does not support `long long'". - * invoke.texi: Add description of options -Wlong-long, - -Wno-long-long. - * gcc.1: The same as above. - -Wed Jul 8 02:43:34 1998 Jeffrey A Law (law@cygnus.com) - - * rtlanal.c (reg_overlap_mentioned_p): Handle STRICT_LOW_PART. If - either argument is CONSTANT_P, then return zero. - * reload.c (reg_overlap_mentioned_for_reload_p): Similarly. - - * configure.in: Also look at $srcdir/gas/configure to find a - gas version #. - -Wed Jul 8 00:28:22 1998 Carlo Wood <carlo@runaway.xs4all.nl> - - * dsp16xx.h : Clean up of macro OPTIMIZATION_OPTIONS - -Tue Jul 7 21:18:14 1998 Mumit Khan <khan@xraylith.wisc.edu> - - * i386/cygwin32.h (ASM_DECLARE_FUNCTION_NAME): Merge duplicate - definitions from last two patches. - -Tue Jul 7 23:03:34 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (choose_reload_regs): Don't set reload_override_in - if EQUIV is clobbered in INSN and the reload is done after INSN. - -Tue Jul 7 21:23:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * expr.c (emit_queue): If emitting a SEQUENCE, set QUEUED_INSN - to the first insn of the sequence. - -Tue Jul 7 21:05:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * cse.c (cse_insn): Don't make change without validation. - -Tue Jul 7 11:40:05 1998 Jeffrey A Law (law@cygnus.com) - - * mn10200.md (various zero/sign extension patterns): zero and sign - extensions which use "sub" clobber cc0. - -Tue Jul 7 09:12:08 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Tue Jul 7 10:07:20 1998 Jeffrey A Law (law@cygnus.com) - - * print-rtl.c (print_rtx): Use REAL_VALUE_TYPE instead of "double". - -Tue Jul 7 08:41:27 1998 Richard Henderson (rth@cygnus.com) - - * print-rtl.c (print_rtx): Only print fp values when REAL_VALUE_TYPE - is a double. - -Tue Jul 7 00:31:58 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Tue Jul 7 01:03:03 1998 Mumit Khan <khan@xraylith.wisc.edu> - - Support for dllimport and dllexport attributes for i386-pe. - - * tree.h (DECL_NON_ADDR_CONST_P): New accessor macro. - (struct tree_decl): Add non_addr_const_p field. - * tree.c (staticp): Use. - - * i386/cygwin32.h (CPP_PREDEFINES): Map __declspec(x) to GCC - attributes. - (SUBTARGET_SWITCHES): Switches to turn on/off dllimport|export - attributes. Also accept -mwindows option. - (VALID_MACHINE_DECL_ATTRIBUTE): New macro. - (MERGE_MACHINE_DECL_ATTRIBUTE): New macro. - (REDO_SECTION_INFO_P): New macro. - (DRECTVE_SECTION_FUNCTION): New macro. - (drectve_section): Cover function to implement above. - (SWITCH_TO_SECTION_FUNCTION): New macro. - (switch_to_section): Covert function to implement above. - (EXTRA_SECTIONS): Add in_drectve. - (EXTRA_SECTION_FUNCTIONS): Add in_drectve and switch_to_section. - (ENCODE_SECTION_INFO): Delete old macro and redefine as a function. - (STRIP_NAME_ENCODING): Handle new attributes. - (ASM_OUTPUT_LABELREF): New macro. - (ASM_OUTPUT_FUNCTION_NAME): New macro. - (ASM_OUTPUT_COMMON): New macro. - (ASM_OUTPUT_DECLARE_OBJECT_NAME): New macro. - - * i386/mingw32.h (CPP_PREDEFINES): Map __declspec(x) to GCC - attributes. - - * i386/winnt.c (i386_pe_valid_decl_attribute_p): New function. - (i386_pe_merge_decl_attributes): New function. - (i386_pe_check_vtable_importexport): New function. - (i386_pe_dllexport_p): New function. - (i386_pe_dllimport_p): New function. - (i386_pe_dllexport_name_p): New function. - (i386_pe_dllimport_name_p): New function. - (i386_pe_mark_dllexport): New function. - (i386_pe_mark_dllimport): New function. - (i386_pe_encode_section_info): New function. - (i386_pe_unique_section): Strip encoding from name first. - -Tue Jul 7 00:50:17 1998 Manfred Hollstein (manfred@s-direktnet.de) - - * libgcc2.c (L_exit): Provide a fake for atexit on systems which - define ON_EXIT but not HAVE_ATEXIT. - -Tue Jul 7 00:44:35 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> - - * m68k.md (zero_extend QI to HI): Correctly handle TARGET_5200. - -Tue Jul 7 00:36:41 1998 Ulrich Drepper <drepper@cygnus.com> - - * i386.c: Remove random whitespace at end of lines. - - * i386.c (ix86_epilogue): For pentium processors, try to deallocate - 4 or 8 byte stacks with pop instructions instead of an add instruction. - -Tue Jul 7 00:30:08 1998 Klaus Kaempf <kkaempf@rmi.de> - - * alpha.c: Include tree.h before expr.h. - -Mon Jul 6 22:50:48 1998 Jason Merrill <jason@yorick.cygnus.com> - - * c-parse.in (struct_head, union_head, enum_head): New nonterminals. - (structsp): Use them. Update files generated from c-parse.in. - * extend.texi (Type Attributes): Document it. - - * c-decl.c: Add warn_multichar. - (c_decode_option): Handle -Wno-multichar. - * c-lex.c (yylex): Check it. - * c-tree.h: Declare it. - * toplev.c (lang_options): Add it. - * invoke.texi: Document it. - -Mon Jul 6 22:47:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload.c (find_equiv_reg): When looking for stack pointer + const, - make sure we don't use a stack adjust. - - * reload.c (find_equiv_reg): If need_stable_sp is set, - check if stack pointer is changed directly. - - * reload1.c (delete_dead_insn): Don't delete feeding insn - if that insn has side effects. - - * flow.c (find_auto_inc): Clear UNCHANGING bit of register that is - changed. - - * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OPADDR_ADDR - precedes RELOAD_FOR_OUTADDR_ADDRESS. - - * gcse.c (hash_scan_insn): New argument IN_LIBCALL_BLOCK. Changed - caller. - -Mon Jul 6 22:21:56 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl> - - * m68k.c (output_scc_di): Use cmpw #0 instead of tstl when - testing address registers on the 68000. - -Mon Jul 6 22:17:19 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk> - - * i386.c (is_fp_test): Fix thinko. - - * jump.c (jump_optimize) Check for CONST_INT before using INTVAL. - -Mon Jul 6 22:14:31 1998 Richard Henderson (rth@cygnus.com) - - * print-rtl.c (print_rtx): Display the real-value equivalent of - a const_double when easy. - - * real.h (REAL_VALUE_TO_TARGET_SINGLE): Use a union to pun types. - Zero memory first for predictability. - (REAL_VALUE_TO_TARGET_DOUBLE): Likewise. - * varasm.c (immed_real_const_1): Notice width of H_W_I == double. - - * regclass.c (allocate_reg_info): Initialize the entire reg_data - virtual array. - -Mon Jul 6 22:09:32 1998 Ian Lance Taylor <ian@cygnus.com> - Jeff Law <law@cygnus.com> - - - * i386/cygwin32.h: Add some declaration of external functions. - (ASM_DECLARE_FUNCTION_NAME): Define. - (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define. - (ASM_FILE_END): Define. - * i386/winnt.c (i386_pe_declare_function_type): New function. - (struct extern_list, extern_head): Define. - (i386_pe_record_external_function): New function. - (i386_pe_asm_file_end): New function. - - * cpplib.c (cpp_options_init): Initialize cplusplus_comments to 1, - matching July 18, 1995 change to cccp.c. If -traditional then - disable cplusplus_comments. - -Mon Jul 6 21:28:14 1998 Jeffrey A Law (law@cygnus.com) - - * combine.c (expand_compound_operation): Fix thinko in code to optimize - (zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI. - - * Disable the following change from gcc2. Not appropriate for egcs: - - Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - * reload.c (find_reloads): Give preference to pseudo that was the - reloaded output of previous insn. - -Mon Jul 6 21:07:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * aclocal.m4 (GCC_FUNC_PRINTF_PTR): Don't define HOST_PTR_PRINTF. - Instead, define a new macro HAVE_PRINTF_PTR which only signifies - whether we have the %p format specifier or not. - - * acconfig.h: Delete stub for HOST_PTR_PRINTF, add HAVE_PRINTF_PTR. - - * machmode.h (HOST_PTR_PRINTF): When determining the definition, - check HAVE_PRINTF_PTR to see whether "%p" is okay. - - * mips-tfile.c: Include machmode.h to get HOST_PTR_PRINTF. - - * Makefile.in (mips-tfile.o): Depend on machmode.h. - -Mon Jul 6 10:42:05 1998 Mark Mitchell <mark@markmitchell.com> - - * jump.c (duplicate_loop_exit_test): Don't refuse to copy a - section of code just because it contains - NOTE_INSN_BLOCK_{BEG,END}. - * stmt.c (expand_end_loop): Likewise. Also, don't refuse to - move CALL_INSNs or CODE_LABELs. When moving code, don't move - NOTE_INSN_BLOCK_{BEG,END}. - -Mon Jul 6 09:38:15 1998 Mark Mitchell <mark@markmitchell.com> - - * cse.c (CSE_ADDRESS_COST): New macro, based on ADDRESS_COST, but - dealing with ADDRESSOF. - (find_best_addr): Use it. - -Mon Jul 6 09:27:08 1998 Richard Henderson <rth@cygnus.com> - - * alpha/vms.h (TRAMPOLINE_TEMPLATE): Revert last change. - -Mon Jul 6 09:25:06 1998 Dave Love <d.love@dl.ac.uk> - - * libgcc2.c (__eprintf): Make args consistent with prototype in - assert.h. - -Mon Jul 6 00:28:43 1998 Mark Mitchell <mark@markmitchell.com> - - * cse.c (cse_insn): When SETting (MEM (ADDRESSOF (X))) to Y, - don't claim that the former is equivalent to the latter. - -Sun Jul 5 23:58:19 1998 Jeffrey A Law (law@cygnus.com) - - * cse.c (cse_insn): Second arg is an RTX now. Update all callers. - (cse_basic_block): Keep track of the current RETVAL insn for a - libcall instead of just noting that we're in a libcall. - - * combine.c (simplify_comparison): Do not commute a AND into - a paradoxical SUBREG if not WORD_REGISTER_OPERATIONS. - - * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Protect with - HAVE_GAS_MAX_SKIP_P2ALIGN. - * i386/linux.h: Likewise. - -Fri Jul 3 02:33:35 1998 David S. Miller <davem@pierdol.cobaltmicro.com> - - * sparc.c (sparc_operand, move_operand, arith_operand, - arith11_operand, arith10_operand, arith_double_operand, - arith11_double_operand, arith10_double_operand, small_int, - uns_small_int): Recognize CONSTANT_P_RTX. - (output_sized_memop, output_move_with_extension, - output_load_address, output_size_for_block_move, - output_block_move, delay_operand): Remove, has not been - enabled or referenced for years. - * sparc.md (movstrsi, block_move_insn): Likewise. - * sparc.h (PREDICATE_CODES): Define. - * linux-aout.h (MACHINE_STATE_{SAVE,RESTORE}): Override with - version which uses getcc/setcc traps to save/restore condition - codes. - * linux64.h: Likewise. - * sunos4.h: Likewise. - * linux.h: Likewise. - * sol2.h: Likewise. - * sun4o3.h: Likewise. - -Fri Jul 3 02:28:05 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_initialize_trampoline): Hack around Pmode/ptr_mode - lossage on VMS. Reported by kkaempf@rmi.de. - * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add missing 0. - -Thu Jul 2 17:41:14 1998 Nick Clifton <nickc@cygnus.com> - - * config/m32r/m32r.h (MUST_PASS_IN_STACK): Override default - version. - -Thu Jul 2 14:34:48 1998 David Edelsohn <edelsohn@mhpcc.edu> - - * expr.h (STACK_SIZE_MODE): New macro. - * explow.c (allocate_dynamic_stack_space): Use it for - mode of allocate_stack pattern increment operand. - * tm.texi (STACK_SAVEAREA_MODE, STACK_SIZE_MODE): Document. - * md.texi (stack_save_block, ...): Reflect use of macro. - - * rs6000.h (PROMOTE_MODE): Always promote to word_mode. - (PROMOTE_FUNCTION_ARGS): Define. - (PROMOTE_FUNCTION_RETURN): Define. - (FUNCTION_VALUE): Promote to word_mode if smaller. - Convert to gen_rtx_FOO. - * rs6000.md (call_indirect): Store doubleword in 64-bit mode. - Convert to gen_rtx_FOO. - * rs6000.c: Convert to gen_rtx_FOO. - -Thu Jul 2 14:16:11 1998 Michael Meissner <meissner@cygnus.com> - - * varray.{c,h}: New files to provide virtual array support. - - * Makefile.in (OBJS): Add varray.o. - (varray.o): Add new file. - (REGS_H): New variable for dependencies for files including - regs.h. Add varray.h and files it includes. Change all regs.h - dependencies to $(REGS_H). - - * toplev.c (x{m,re}alloc): If size is 0, allocate 1 byte. - (xcalloc): Provide frontend for calloc. - * {tree,rtl}.h (xcalloc): Add declaration. - - * basic-block.h (REG_BASIC_BLOCK): Convert reg_n_info to be a - varray. - - * regs.h (toplevel): Include varray.h. - (reg_n_info): Switch to use a varray. - (REG_*): Ditto. - (allocate_reg_info): Change num_regs argument to be size_t. - - * regclass.c (reg_info_data): New structure to remember groups of - reg_info structures allocated that are to be zeroed. - ({pref,alt}class_buffer): New statics to hold buffers - allocate_reg_info allocates for {pref,alt}class_buffer. - (regclass): Use {pref,alt}class_buffer to initialize - {pref,alt}class. - (allocate_reg_info): Switch to make reg_n_info use varrays. - Allocate buffers for the preferred and alter register class - information. Change num_regs argument to be size_t, not int. - - * flow.c (reg_n_info): Switch to use varrays. - -Thu Jul 2 10:11:47 1998 Robert Lipe <robertl@dgii.com> - - * install.texi (sco3.2v5): Document new --with-gnu-as flag. - * config/i386/sco5.h (JUMP_TABLES_IN_TEXT_SECTION): Defined as - in other targets. - (USE_GAS): Conditionalize away native assembler usage. - * config/i386/sco5gas.h: New file. - * config/i386/t-sco5gas: New file. - * configure.in (ix86-sco3.2v5*): Use new files if --with-gnu-as - -Thu Jul 2 08:20:00 1998 Catherine Moore <clm@cygnus.com> - - * haifa-sched.c (alloc_EXPR_LIST): Change to use - unused_expr_list. - -Thu Jul 2 14:13:28 1998 Dave Love <d.love@dl.ac.uk> - - * Makefile.in (install-info): Don't use $realfile. Ignore - possible errors from the install-info program. - -Thu Jul 2 01:53:32 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk> - - * combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs. - -Wed Jul 1 23:06:03 1998 Richard Henderson <rth@cygnus.com> - - * i386.h (HARD_REGNO_MODE_OK): Kill spurrious test. - (MODES_TIEABLE_P): Tie SImode and HImode. - -1998-07-01 Andreas Jaeger <aj@arthur.rhein-neckar.de> - - * invoke.texi (Optimize Options): Fix typo. - -Wed Jul 1 22:25:43 1998 Jim Wilson <wilson@cygnus.com> - - * xcoffout.c (xcoffout_begin_function): Call xcoffout_block for - the zero'th block. - -Wed Jul 1 23:12:58 1998 Ken Raeburn <raeburn@cygnus.com> - - * h8300.c (print_operand): Delete %L support. - * h8300.md (branch_true, branch_false): Use %= with a prefix - instead of %L for local branch labels. - -Wed Jul 1 21:27:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (emit_reload_insns): Use proper register classes for - SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_MEMORY_NEEDED code. - -Wed Jul 1 21:17:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload.c (find_reloads): If there are multiple - RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads for - one operand, change RELOAD_FOR_INPADDR_ADDRESS / - RELOAD_FOR_OUTADDR_ADDRESS for all but the first - RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads. - -Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before - using its PATTERN. - -Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com> - - * expr.c (emit_group_load, emit_group_store): Rewrite considering - the size and alignment of the structure being manipulated. - * expr.c, calls.c, function.c: Update all callers. - * expr.h: Update prototypes. - * cse.c (invalidate): Cope with parallels. - -Wed Jul 1 04:22:23 1998 Richard Henderson <rth@cygnus.com> - - * sparc.c (function_arg_record_value): Take a MODE arg with which to - create the PARALLEL. Update all callers. - -Wed Jul 1 04:10:35 1998 Richard Henderson <rth@cygnus.com> - - * expr.c (expand_assignment, store_constructor, expand_expr): Use - convert_memory_address instead of convert_to_mode when possible. - -Wed Jul 1 03:48:00 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_initialize_trampoline): Take arguments describing - the layout. Use ptr_mode. Disable hint generation. Use gen_imb. - * alpha.h (INITIALIZE_TRAMPOLINE): Pass extra args to the init func. - (TRANSFER_FROM_TRAMPOLINE): Move ... - * alpha/osf.h: ... here. - * alpha/vms.h (INITIALIZE_TRAMPOLINE): Use alpha_initialize_trampoline. - (TRANSFER_FROM_TRAMPOLINE): Remove undef. - * alpha/win-nt.h: Likewise. - * alpha/vxworks.h: Likewise. - - * alpha/linux.h: Revert gcc2 merge lossage. - -Wed Jul 1 10:56:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * c-decl.c (grokdeclarator): Don't warn about implicit int in - `typedef foo = bar'. - -Wed Jul 1 02:12:33 1998 Robert Lipe <robertl@dgii.com> - - * i386.c (asm_output_function_prefix): Make 686 function - prologues not issue .types for non-global lables. - -Tue Jun 30 23:46:53 1998 Dmitrij Tejblum <tejblum@arc.hq.cti.ru> - - * i386/freebsd.h (WCHAR_TYPE): Chagne to an "int". - (WCHAR_TYPE_SIZE): Update appropriately. - -Tue Jun 30 23:16:39 1998 Jeffrey A Law (law@cygnus.com) - - * flow.c (recompute_reg_usage): Does not return a value. - * rtl.h (recompute_reg_usage): Update prototype. - - * jump.c (jump_optimize): Show that the jump chain is not - valid when not optimizing. - -Tue Jun 30 16:01:01 1998 Richard Henderson <rth@cygnus.com> - - * rtl.def (CONSTANT_P_RTX): New. - * rtl.h (CONSTANT_P): Recognize it. - * cse.c (fold_rtx): Eliminate it. - * expr.c (can_handle_constant_p): New variable. - (init_expr_once): Initialize it. - (expand_builtin): Generate CONSTANT_P_RTX if the expression is not - immediately recognizable as a constant. - - * alpha.c (reg_or_6bit_operand): Recognize CONSTANT_P_RTX. - (reg_or_8bit_operand, cint8_operand, add_operand): Likewise. - (sext_add_operand, and_operand, or_operand): Likewise. - (reg_or_cint_operand, some_operand, input_operand): Likewise. - * alpha.h (PREDICATE_CODES): Add CONSTANT_P_RTX where needed. - -1998-06-30 Benjamin Kosnik <bkoz@bliss.nabi.net> - - * dbxout.c (dbxout_type_methods): Remove warn_template_debugging. - -Tue Jun 30 14:03:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * aclocal.m4 (GCC_NEED_DECLARATION): Accept an optional second - argument, which is typically preprocessor code used to draw in - additional header files when looking for a function declaration. - (GCC_NEED_DECLARATIONS): Likewise. - - * configure.in (GCC_NEED_DECLARATIONS): Add checks for getrlimit - and setrlimit, search for them in sys/resource.h. - - * acconfig.h: Add stubs for NEED_DECLARATION_GETRLIMIT and - NEED_DECLARATION_SETRLIMIT. - - * system.h: Prototype getrlimit/setrlimit if necessary. - -Tue Jun 30 10:54:48 1998 Mark Mitchell <mark@markmitchell.com> - - * rtl.texi: Don't say that RTX_INTEGRATED_P is not depended - upon. - -Tue Jun 30 13:11:42 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> - - * rs6000/sysv4.h (asm output): add tabs for asm directives. - -Tue Jun 30 13:11:42 1998 David Edelsohn <edelsohn@mhpcc.edu> - - * Makefile.in (FLAGS_TO_PASS): Set AR_FLAGS to AR_FOR_TARGET_FLAGS. - -Tue Jun 30 08:59:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * gansidecl.h (ATTRIBUTE_UNUSED): Use __unused__ not `unused'. - Don't define NULL here. Also, remove all vestiges of autoconf - based checks for bcmp/bcopy/bzero/index/rindex. - - * system.h: Immediately after including stdio.h, check for and if - necessary provide a default definition of NULL. - -Tue Jun 30 08:22:05 1998 Michael Meissner <meissner@cygnus.com> - - * reload1.c (reload_cse_simplify_operands): Call - fatal_insn_not_found, not abort. - -Tue Jun 30 02:34:02 1998 Jeffrey A Law (law@cygnus.com) - - * choose-temp.c (make_temp_file): Accept new argument for the - file suffix to use. Allocate space for it and add it to the - template. - * mkstemp.c (mkstemps): Renamed from mkstemp. Accept new argument - for the length of the suffix. Update template struture checks - to handle optinal suffix. - * collect2.c (make_temp_file): Update prototype. - (main): Put proper suffixes on temporary files. - * gcc.c (make_temp_file): Update prototype. - (do_spec_1): Put proper suffixes on temporary files. - -Tue Jun 30 00:56:19 1998 Bruno Haible <haible@ilog.fr> - - * invoke.texi: Document new implicit structure initialization - warning. - -Mon Jun 29 22:12:06 1998 Jeffrey A Law (law@cygnus.com) - - * Merge from gcc2 June 9, 1998 snapshot. See ChangeLog.13 for - details. - - * pa.c, pa.h, pa.md: Convert to gen_rtx_FOO. - -Mon Jun 29 20:12:41 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (fix-header): Don't needlessly depend on cpperror.o. - - * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Cast expansion to - void since it is evaluated in a comma list. - - * mips.h (ASM_GENERATE_INTERNAL_LABEL): Always sprintf `NUM' - argument as a long and cast `NUM' to long to ensure it is of the - proper width. Wrap macro arguments in parens when they appear in - the expansion. - - * sol2.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. - - * sparc.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. - (ASM_DECLARE_RESULT): Fix fprintf format specifier to match - function argument return type. - (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P, - REGNO_OK_FOR_CCFP_P): Use `(unsigned)' not `U'. - - * cpplib.c (cpp_message_from_errno): Remove unneeded argument to - cpp_message. - - * dbxout.c: Fix the comments after an #endif to reflect the actual - condition tested in the preceding #if. - - * except.c (find_all_handler_type_matches): Switch to old-style - function definition. - - * expr.c (expand_builtin): Remove unused variable `type' twice. - - * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Cast -1 before comparing it - to an unsigned long. - - * haifa-sched.c (print_insn_chain): Remove unused function. - - * objc/objc-act.c (build_msg_pool_reference): Hide prototype and - definition. - - * toplev.c: When testing whether to include dbxout.h, also include - it when XCOFF_DEBUGGING_INFO is defined. - - * unroll.c (unroll_loop): Add parentheses around assignment used - as truth value. - -Mon Jun 29 12:18:00 1998 Catherine Moore <clm@cygnus.com> - - * config/lb1spc.asm (.div, .udiv): Replace routines. - -Mon Jun 29 09:44:24 1998 Mark Mitchell <mark@markmitchell.com> - - * rtl.h: Update comment about special gen_rtx variants. - * emit-rtl.c (gen_rtx): Handle MEMs using gen_rtx_MEM. - -Sun Jun 28 20:58:51 1998 Jeffrey A Law (law@cygnus.com) - - * choose-temp.c (choose_temp_base): Restore original variant of - this function for compatibility. - (make_temp_file): This is the new, preferred interface to create - temporary files. - * collect2.c (choose_temp_base): Delete declaration. - (make_temp_file): Declare. - (temp_filename_length, temp_filename): Delete. - (main): Use make_temp_file to get temporary files. Use --lang-c - to force the resulting ctort/dtor file to be compiled with the C - compiler. Make sure to remove temporary files on all exit paths. - * gcc.c (make_temp_file): Provide prototype if MKTEMP_EACH_FILE is - defined. - (choose_temp_base): Only provide prototype if MKTEMP_EACH_FILE is - not defined. - (do_spec): Use make_temp_file if MKTEMP_EACH_FILE is defined. - -Sun Jun 28 08:57:09 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * configure.in (GCC_NEED_DECLARATIONS): Add strerror, getcwd and - getwd. - - * acconfig.m4: Add stubs for NEED_DECLARATION_STRERROR, - NEED_DECLARATION_GETCWD and NEED_DECLARATION_GETWD. - - * cccp.c: Remove strerror()/sys_nerr/sys_errlist decls. - (my_strerror): Add prototype and make it static. - - * collect2.c: Likewise. - - * cpplib.c: Likewise. - - * gcc.c: Likewise, but keep `my_strerror' extern. - - * protoize.c: Likewise. - - * pexecute.c (my_strerror): Add argument to prototype. - - * system.h: Add prototypes for getcwd, getwd and strerror. Add - extern decls for sys_nerr and sys_errlist. Make abort decl - explicitly extern. - - * getpwd.c: Remove decls for getwd and getcwd. - -Sun Jun 28 02:11:16 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sat Jun 27 23:32:25 1998 Richard Henderson <rth@cygnus.com> - - * jump.c (jump_optimize): Use side_effects_p & may_trap_p instead - of rtx_unsafe_p. Use modified_between_p instead of reg_set_between_p. - Allow FP moves to be optimized. - (rtx_unsafe_p): Delete. - -Sat Jun 27 23:02:04 1998 Richard Henderson <rth@cygnus.com> - - * objc/archive.c: Remove <string.h> prototypes. - -Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com) - - * tm.texi (NEED_MATH_LIBRARY): Document new target macro. - - * Makefile.in (gencheck): Remove $(TREE_H) dependency. - -Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu> - - * dsp16xx.h (FIRST_PSEUDO_REGISTER): Add parentheses to definition. - * dsp16xx.c (next_cc_user_unsigned): New function. - Remove save_next_cc_user_code. - (print_operand): Use HOST_WIDE_INT_PRINT_* macros. - * dsp16xx.md: Call next_cc_user_unsigned instead of using - save_next_cc_user_code. - Use gen_rtx_* functions instead of gen_rtx. - -Sat Jun 27 20:18:34 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> - - * rs6000.h: Add trap_comparison_operator to PREDICATE_CODES. - -Sat Jun 27 16:45:42 1998 Jeffrey A Law (law@cygnus.com) - - * flow.c (count_reg_sets): New function. - (count_reg_sets_1, count_ref_references): Likewise. - (recompute_reg_usage): Likewise. - * rtl.h (recompute_reg_usage): Add prototype. - * toplev.c (rest_of_compilation): Call recompute_reg_usage just - before local register allocation. - -Sat Jun 27 13:15:30 1998 Richard Henderson <rth@cygnus.com> - - * alpha.md (negsf, negdf): Revert Jan 22 change. - -Sat Jun 27 07:35:21 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * mkstemp.c: Include gansidecl.h. Rename uint64_t to gcc_uint64_t. - (mkstemp): Remove size specifier for variable `letters'. Call - gettimeofday, not __gettimeofday. - - * Makefile.in (EXPR_H): New dependency variable. - (c-typeck.o): Depend on $(EXPR_H) instead of expr.h. - (c-iterate.o): Likewise. - (gencheck): Depend on $(TREE_H) instead of tree.h, etc. - (stor-layout.o): Depend on $(EXPR_H) instead of expr.h. - (toplev.o): Likewise. Also depend on $(RECOG_H) instead of recog.h. - (varasm.o): Depend on $(EXPR_H) instead of expr.h. - (function.o): Likewise. - (stmt.o): Likewise. - (except.o): Likewise. - (expr.o): Likewise. - (calls.o): Likewise. - (expmed.o): Likewise. - (explow.o): Likewise. - (optabs.o): Likewise. - (sdbout.o): Likewise. - (dwarf2out.o): Likewise. - (emit-rtl.o): Likewise. - (integrate.o): Likewise. - (jump.o): Likewise. - (cse.o): Likewise. - (gcse.o): Likewise. Also depend on $(BASIC_BLOCK_H) instead of - basic-block.h. - (loop.o): Depend on $(EXPR_H) instead of expr.h. - (unroll.o): Likewise. - (combine.o): Likewise. - (reload.o): Likewise. - (reload1.o): Likewise. - (caller-save.o): Likewise. - (reorg.o): Likewise. - (alias.o): Don't depend on insn-codes.h. - (regmove.o): Depend on $(RECOG_H)/$(EXPR_H) instead of recog.h/expr.h. - (insn-emit.o): Depend on $(EXPR_H) instead of expr.h. - (insn-opinit.o): Likewise. - -Sat Jun 27 01:35:14 1998 Jeffrey A Law (law@cygnus.com) - - * choose-temp.c (choose_temp_base): Remove MPW bits. Use mkstemp - instead of mktemp. - * gcc.c (MKTEMP_EACH_FILE): Define. - (main): No need to call choose_temp_base if we are going to - use choose_temp_base to create each file later. - * mkstemp.c: New file. Adapted from glibc. - * Makefile.in (xgcc, colect2, protoize, unprotoize): Link in mkstemp.o - (mkstemp.o): Add dependencies. - - * configure.in (gettimeofday): Check for its existance. - * config.in (HAVE_GETTIMEOFDAY): Define. - * configure: Rebuilt. - -1998-06-26 Michael Meissner <meissner@cygnus.com> - - * rs6000.md (ne 0, non power case): Add missing & constraint. - Name pattern ne0. - (negative abs insns): Add pattern names. - -Fri Jun 26 17:36:42 1998 Dave Love <d.love@dl.ac.uk> - - * Makefile.in (install-info): Run install-info program in separate - loop. - -Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com> - - * haifa-sched.c (schedule_block): Add hooks for the machine - description to reorder the ready list, and update how many more - instructions can be issued this cycle. - * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document. - -Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com> - - * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P): - Explicitly mark the constant being compared against as unsigned. - * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table): - Fully initialize final members. - (mem_aligned_8): Explicit init of offset to zero. - (output_function_prologue): Explicit init of n_regs to zero. - (output_function_epilogue): Likewise, and mark arg size as - unused. - (init_cumulative_args): Mark libname and indirect as unused. - (function_arg_pass_by_reference): Likewise for cum and named. - (sparc_builtin_saveregs): Likewise for arglist. - (sparc_flat_eligible_for_epilogue_delay): Likewise for slot. - -Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com) - - * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload - if reloading a MEM. - - * arm.h (arm_adjust_cost): Renamed bogus prototype from - arm_adjust_code. - (bad_signed_byte_operand): Add prototype. - * arm.c (arm_override_options): Make I unsigned. - (const_ok_for_arm): Add casts to the constants. - (load_multiple_operation): Don't redeclare elt in sub-block. - (arm_gen_movstrqi): Delete external declaration of optimize. - (gen_compare_reg): Declare parameter fp. - - * arm.c (final_prescan_insn): Only initialize scanbody if the insn - has a pattern. - -Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * alpha.c: Include system.h and toplev.h. - (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED. - (const48_operand): Likewise. - (mode_width_operand): Likewise. - (mode_mask_operand): Likewise. - (mul8_operand): Likewise. - (current_file_function_operand): Likewise. - (signed_comparison_operator): Likewise. - (divmod_operator): Likewise. - (any_memory_operand): Likewise. - (alpha_return_addr): Likewise for parameter `frame'. - (alpha_builtin_saveregs): Likewise for parameter `arglist'. - (vms_valid_decl_attribute_p): Likewise for parameters `decl' and - `attributes'. - (alpha_start_function): Likewise for parameter `decl'. Use - HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format - specifiers. Remove unused variables `lab' and `name'. - (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED. - (check_float_value): Likewise for parameter `overflow'. - (alpha_need_linkage): Likewise for parameters `name' and `is_local'. - - * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as - taking an argument. - (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf. - (ASM_OUTPUT_CHAR): Likewise. - (ASM_OUTPUT_BYTE): Likewise. - (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to - fprintf. - (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition. - Add prototypes for functions in alpha.c. - - * alpha.md (ashldi3): Add default case in switch. - -1998-06-26 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (gcc_version, gcc_version_trigger): New macros. - (version): Initialize from $(gcc_version). - - * configure.in (version): Rename to gcc_version. - (gcc_version_trigger): New variable; call AC_SUBST for it and - emit it into the generated config.status. - * configure: Regenerate. - -Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com> - - * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of - nodes that are not expressions. - -Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com> - - * invoke.texi (-fstrict-aliasing): Document. - * rtl.texi (MEM_ALIAS_SET): Document. - - * flags.h (flag_strict_aliasing): Declare. - * toplev.c (flag_strict_aliasing): Define. - (f_options): Add -strict-aliasing. - (main): Set flag_strict_aliasing if -O2 or higher. - - * tree.h (tree_type): Add alias_set field. - (TYPE_ALIAS_SET): New macro. - (TYPE_ALIAS_SET_KNOWN_P): Likewise. - (get_alias_set): Declare. - * tree.c (lang_get_alias_set): Define. - (make_node): Initialize TYPE_ALIAS_SET. - (get_alias_set): New function. - * print-tree.c (print_node): Dump the alias set for a type. - - * c-tree.h (c_get_alias_set): Declare. - * c-common.c (c_get_alias_set): New function. - * c-decl.c (init_decl_processing): Set lang_get_alias_set. - - * expr.c (protect_from_queue): Propogage alias sets. - (expand_assignment): Calculate alias set for new MEMs. - (expand_expr): Likewise. - * function.c (put_var_into_stack): Likewise. - (put_reg_into_stack): Likewise. - (gen_mem_addressof): Likewise. - (assign_parms): Likewise. - * stmt.c (expand_decl): Likewise. - * varasm.c (make_decl_rtl): Eliminate redundant clearing of - DECL_RTL. Calculate alias set for new MEMs. - - * rtl.def (REG): Add dummy operand. - (MEM): Add extra operand to store the MEM_ALIAS_SET. - * rtl.h (MEM_ALIAS_SET): New macro. - (gen_rtx_MEM): Declare. - * emit-rtl.c (gen_rtx_MEM): New function. - * gengenrtl.c (sepcial_rtx): Make MEMs special. - - * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro. - (DIFFERENT_ALIAS_SETS_P): Likewise. - (canon_rtx): Propogate the alias set to the new MEM. - (true_dependence): Check the alias sets. - (anti_dependence): Likewise. - (output_dependence): Likewise. - * explow.c (stabilize): Progoate alias sets. - * integrate.c (copy_rtx_and_substitute): Likewise. - * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P - in an unpredictable state. Propogate alias sets. - * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which - we have no alias information. - -Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h. - (find_all_handler_type_matches): Add function prototype. - * eh-common.h (CATCH_ALL_TYPE): Definition added. - * except.c (find_all_handler_type_matches): Add function to find all - runtime type info in the exception table. - (output_exception_table_entry): Special case for CATCH_ALL_TYPE. - -Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h. - - * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow', - `yhigh' and `bit' into the scope in which they are used. - (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1', - `y0', `y1', `q', `remainder', `carry', `d0' and `d1'. - - * rs6000.c: Move include of output.h below tree.h. Include toplev.h. - (any_operand): Mark unused parameters `op' and `mode' with - ATTRIBUTE_UNUSED. - (count_register_operand): Likewise for parameter `mode'. - (fpmem_operand): Likewise. - (short_cint_operand): Likewise. - (u_short_cint_operand): Likewise. - (non_short_cint_operand): Likewise. - (got_operand): Likewise. - (got_no_const_operand): Likewise. - (non_add_cint_operand): Likewise. - (non_logical_cint_operand): Likewise. - (mask_operand): Likewise. - (current_file_function_operand): Likewise. - (small_data_operand): Likewise for parameters `op' and `mode' but - only when !TARGET_ELF. - (init_cumulative_args): Mark parameters `libname' with - ATTRIBUTE_UNUSED. - (function_arg_pass_by_reference): Likewise for parameters `cum', - `mode' and `named'. - (expand_builtin_saveregs): Likewise for parameter `args'. - (load_multiple_operation): Likewise for parameter `mode'. - (store_multiple_operation): Likewise. - (branch_comparison_operator): Likewise. - (secondary_reload_class): Likewise. - (print_operand): Add parentheses around & operation. - (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED. - (output_epilog): Likewise. Cast argument to fprintf to int. - (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED. - (rs6000_valid_decl_attribute_p): Likewise for parameters `decl', - `attributes', `identifier' and `args'. - (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'. - (rs6000_comp_type_attributes): Likewise for parameters `type1' and - `type2'. - (rs6000_set_default_type_attributes): Likewise for parameter `type'. - - * rs6000.h (RTX_COSTS): Add parentheses around & operation. - (toc_section, private_data_section, trap_comparison_operator): Add - prototypes. - - * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add - prototypes. - - * xcoffout.c: Include toplev.h, outout.h and dbxout.h. - - * xcoffout.h (stab_to_sclass, xcoffout_begin_function, - xcoffout_begin_block, xcoffout_end_epilogue, - xcoffout_end_function, xcoffout_end_block, - xcoff_output_standard_types, xcoffout_declare_function, - xcoffout_source_line): Add prototypes. - -Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com> - - * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM, - noticed by grahams@rcp.co.uk. - -Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com> - - * gcc.c (default_compilers): Use new | syntax to eliminate - string concatenation. - -Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_function_name): Delete. - (alpha_ra_ever_killed): Notice current_function_is_thunk. - (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise. - (alpha_start_function): Reorg from output_prologue. - (alpha_end_function): Reorg from output_epilogue. - * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function. - (ASM_DECLARE_FUNCTION_SIZE): New. - (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete. - (PROFILE_BEFORE_PROLOGUE): Set. - (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function. - * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise. - -Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com) - - * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define. - -1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> - - * expr.c (expand_assignment): Rework address calculation for structure - field members to expose more invariant computations to the loop - optimizer. - (expand_expr): Likewise. - -Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com) - - * local-alloc.c (block_alloc): Do not try to avoid false dependencies - when SMALL_REGISTER_CLASSES is nonzero. - -Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de> - - * alpha.md (call_vms, call_value_vms): Strip leading * from symbol. - -Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu> - - * expr.c (get_memory_rtx): New function. - (expand_builtin): Call get_memory_rtx for MEM arguments to builtin - string functions. - - * expmed.c (init_expmed): Initialize all elements of *_cost arrays. - - * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...). - * expr.c: Likewise. - * explow.c: Likewise. - * combine.c: Likewise. - * reload1.c: Likewise. - * gcse.c: Likewise. - -Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com> - - * README.gnat: Add patch for new lang_decode_options interface. - -Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * except.c (start_catch_handler): Do nothing if EH is not on. - -1998-06-24 Manfred Hollstein <manfred@s-direktnet.de> - - * configure.in (gxx_include_dir): Initialize default value depending on - new flag --enable-version-specific-runtime-libs; remove superfluous - default initialization afterwards. - * configure: Regenerate. - -Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com> - - * toplev.c (rest_of_compilation): Revert May 15 change. - -Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com> - - * reload.c (find_reloads): Fix check for failure to match any - alternative, to account for Mar 26 change in initial "best" cost. - -Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com> - - * cpplib.c (do_line): Typo broke #line directive. - (cpp_message_from_errno): New function. - (cpp_error_from_errno): Call cpp_message_from_errno. - * cpplib.h (cpp_message_from_errno): New function. - -Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New - functions to return exception descriptor information. - (find_exception_handler): Pass match_info field to runtime matcher, - not a descriptor table entry. - -Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk> - - * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to - accompany previous Makefile.in (install-info) change. - -Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * eh-common.h (struct __eh_info): Remove coerced value field. - * libgcc2.c (find_exception_handler): Don't set coerced_value field. - * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use - POINTER_SIZE instead of Pmode. - (expand_start_all_catch): Call start_catch_handler() if we are not - using new style exceptions. - -Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com> - - * varasm.c (assemble_variable): Remove reference to warn_bss_align. - -Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com> - - * config/sparc/sparc.md (zero_extendhidi2, extendhisi2, - extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3, - subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto, - splits and peepholes): Change remaining generic gen_rtx calls to - specific genrtl ones. - * config/sparc/sparc.c: Likewise. - -Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com> - - * gcc.c (handle_braces): Recognize | between options as an or. - -Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com) - - * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic. - * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic. - - * i386.md (exception_receiver): Define. - -Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, - PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables. - (install-common): Use them. - - * gcse.c (add_label_notes): New function. - (pre_insert_insn): Call it. - * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and - pass the label to set_label_in_map. - -Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk> - - * Makefile.in (install-info): Fix typpo in previous change. - -Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com> - - * varasm.c (assemble_variable): Emit alignment warning. - -Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (varasm.o): Depend on sdbout.h. - (sdbout.o): Depend on toplev.h. - - * collect2.c (scan_prog_file): Cast fprintf argument to `long' and - use %ld specifier. - - * final.c (shorten_branches): Cast first arg of `bzero' to char *. - - * genextract.c (main): When creating insn-extract.c, mark variable - `i' with ATTRIBUTE_UNUSED. - - * genpeep.c (main): When creating insn-peep.c, mark variables - `insn', `x' and `pat' with ATTRIBUTE_UNUSED. - - * objc/init.c (__objc_tree_print): Wrap function definition in - macro `DEBUG'. - - * objc/objc-act.c (encode_array): Cast sprintf argument to `long' - and use %ld specifier. - (adorn_decl): Likewise, twice. - - * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *. - - * sdbout.c: Include output.h and toplev.h. - (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument - `a'. Cast `a' to HOST_WIDE_INT to force it to always be so. - (PUT_SDB_SIZE): Likewise. - - * sdbout.h (sdbout_mark_begin_function): Add prototype. - - * stmt.c (check_for_full_enumeration_handling): Cast argument of - `warning' to long and use %ld specifier. - - * toplev.c (main): Likewise for `fprintf'. - - * toplev.h (output_file_directive): Add prototype. - - * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in - call to `fprintf'. - (precondition_loop_p): Likewise. - - * varasm.c Include sdbout.h. - (assemble_static_space): Move sometimes-unused variable `rounded' - into the scope in which it is used. - - * mips.c (gpr_mode): Don't say `static' twice. - - * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal. - - * objc/objc-act.c (init_selector): Hide prototype and definition. - - * optabs.c (gen_cond_trap): Remove unused variable `icode'. - - * regmove.c (copy_src_to_dest): Likewise for `i'. - - * mips-tfile.c (add_local_symbol): Cast width format specifier to int. - (add_ext_symbol): Likewise. - (add_file): Likewise. - (parse_def): Likewise. - (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix - remaining format specifiers and arguments. - (write_object): Likewise, several times. - (read_seek): Likewise. - (out_of_bounds): Likewise. - (allocate_cluster): Likewise. - (xmalloc): Likewise. - (xcalloc): Likewise. - (xrealloc): Likewise. - (xfree): Likewise. - - * mips-tdump.c (print_symbol): Likewise. - -Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk> - - * Makefile.in (install-info): Use install-info program if - available, per GNU standard. - -Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com) - - * invoke.texi: Document -mrelax for the mn10300 and mn10200. - - * basic-block.h (init_regset_vector): Delete declaration. - * flow.c (init_regset_vector): Make it static and add a prototype. - - * bitmap.h (debug_bitmap): Declare. - - * haifa-sched.c (debug_ready_list): Make static. - - * toplev.h (fancy_abort): Declare. - -Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org) - - * basic-block.h (init_regset_vector): New declaration. - - * Makefile.in (sdbout.o): Add insn-codes.h to dependency. - - * global.c: Include machmode.h amd move hard-reg-set.h before - rtl.h. - - * haifa-sched.c (insn_issue_delay, birthing_insn_p, - adjust_priority, print_insn_chaino): New declaration. - (schedule_insns): Remove declaration. - (init_target_units, get_visual_tbl_length, - init_block_visualization): Add prototype. - - * integrate.c (pushdecl, poplevel): Remove declaration. - - * rtl.h (expand_expr): Remove declaration. - - * loop.c (oballoc): Remove declaration. - (replace_call_address): Add prototype. - -Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com) - - * i386.c (output_fp_conditional_move): Don't bother handling - (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns - prevent this from happening. - - * i386.md (nonlocal_goto_receiver): Delete. - -Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org) - - * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and - -DCRTSTUFFS_O. - (INSTALL): cd $(srcdir) before make. - - * flow.c (allocate_for_life_analysis, init_regset_vector): - Remove declaration. - - * function.h (get_first_block_beg): New declaration. - - * gbl-ctors.h (__do_global_dtors): Add prototype. - - * gcov-io.h (__fetch_long): New declaration. - (__store_long): Likewise. - (__read_long): Likewise. - (__write_long): Likewise. - - * gcov.c (print_usage): New declaration. - - * Makefile.in (c-iterate.o): Depend on insn-codes.h too. - -Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com) - - * calls.c (expand_call): Initialize "src" and "dest". - * stmt.c (expand_return): Likewise. - * expmed.c (extract_split_bit_field): Similarly for "result" - * gcse.c (compute_hash_table): Mark first arg as unused. - * jump.c (jump_optimize): Initialize reversep. - * tree.c (make_node): Initialize length. - - * c-common.c (check_format_info): Initialize length_char and - fci to keep -Wall quiet. - - * except.c (jumpif_rtx): Put declaration and definition - inside a suitable #ifdef. - (jumpifnot_rtx): Delete dead function. - - * i386.h (output_int_conditional_move): Declare. - (output_fp_conditional_move): Likewise. - (ix86_can_use_return_insn_p): Likewise. - - * optabs.c (init_traps): Put prototype inside a suitable #ifdef. - -Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk> - - * alias.c: Include toplev.h - * caller-save.c: Include toplev.h - * combine.c: Include toplev.h - * flow.c Include toplev.h - * global.c: Include toplev.h - * jump.c: Include toplev.h - * local-alloc.c: Include toplev.h - * loop.c: Include toplev.h - * regmove.c: Include toplev.h - * stupid.c: Include toplev.h - * unroll.c: Include toplev.h - * Makefile.in: Add toplev.h dependencies. - -Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com> - - * regmove.c (copy_src_to_dest): Add decl for loop_depth. - - * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned. - * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise. - Add parens to various macros. - -Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> - - * c-typeck.c (pop_init_level): Warn about implicit zero initialization - of struct members. - -Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com> - - * varasm.c (assemble_start_function): Add weak_global_object_name. - * tree.c (get_file_function_name): Use it. - -Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com) - - * except.c (jumpif_rtx): Make static and add prototype. - (jumpifnot_rtx): Likewise. - - * README.gnat: Add a build patch from Fred Fish. - - * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted. - - * Makefile.in (c-iterate.o): Depend on expr.h. - -Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org) - - * except.h (emit_unwinder, end_eh_unwinder): Removed. - - * dwarfout.c (getpwd): Add prototype. - (is_pseudo_reg, type_main_variant, is_tagged_type, - is_redundant_typedef): New declaration. - (output_decl): Add prototype for FUNC. - (type_main_variant): Make it static. - (is_tagged_type): Likewise. - (is_redundant_typedef): Likewise. - - * expr.c (do_jump_by_parts_greater_rtx): Removed. - (truthvalue_conversion): Likewise. - - * c-iterate.c: Include "expr.h". - (expand_expr): Use proper values when calling the function. - - * explow.c (emit_stack_save): Add prototype for FCN. - (emit_stack_restore): Likewise. - - * dwarf2out.c (getpwd): Add prototype. - - * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations. - - * c-typeck.c (c_expand_asm_operands): Use proper values when calling - expand_expr. - - * c-lex.c (yyprint): Add prototype. - (check_newline, build_objc_string): Remove declaration. - - * c-tree.h (comptypes_record_hook): Removed. - (finish_incomplete_decl): New prototype. - - * alias.c (find_base_value): Add prototype. - (true_dependence): Add prototype for function argument. - - * c-aux-info.c (xmalloc): Remove declaration. - -Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com> - - * i386.c: Include system.h. Remove redundant includes. - (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED. - (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes', - 'identifier', 'args'. - (i386_valid_type_attribute_p): Likewise for 'attributes'. - (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'. - (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type', - and 'named'. - (symbolic_operand): Likewise for 'mode'. - (call_insn_operand): Likewise. - (expander_call_insn_operand): Likewise. - (ix86_logical_operator): Likewise. - (ix86_binary_operator_ok): Likewise. - (emit_pic_move): Likewise. - (VOIDmode_compare_op): Likewise. - (is_mul): Likewise. - (str_immediate_operand): Likewise. - (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy - (asm_output_function_prefix): Likewise for 'name'. - (function_prologue): Likewise for 'file', and 'size'. - (function_epilogue): Likewise. - -1998-06-19 Jim Wilson <wilson@cygnus.com> - - * loop.h (struct induction): Clarify comment for unrolled field. - * unroll.c (find_splittable_givs): Move set of unrolled field - after address validity check. - -Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com> - - * config/fp-bit.c (INLINE): Only define if not already defined. - -1998-06-19 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (installdirs): Loop over directories in $(libsubdir) - creating probably missing ones, instead of single if statements. - -Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * c-common.c (truthvalue_conversion): Protect side effects in the - expression when splitting a complex value. - * fold-const.c (fold): Likewise. - -Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de) - - * cccp.c (hack_vms_include_specification): rewrite to handle - '#include <dir/file.h>' correctly. - -Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org) - - * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined. - -Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com) - - * i386.c (notice_update_cc): Integer conditional moves don't - affect cc0. - - * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag - to support LT, LE, GE, and GT signed integer comparisons. - (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2, - movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison - is LT, LE, GE, or GT. - (movdicc): Remove code resulting from an earlier patch which - didn't apply correctly. - -Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't - consider a MEM in FP mode as equal. - -Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com) - - * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for - duplicate declarations of a function. - -Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org) - - * config/float-i386.h: New. - - * configure.in (i[34567]86-*-linux-*): Set float_format to i386. - -Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com> - - * sched.c (schedule_insns): Use xmalloc not alloca for max_uid - indexed arrays. Call free at the end of the function for them. - * haifa-sched.c (schedule_insns): Likewise. - -Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (size_of_string): Do count backslashes. - -Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com> - - * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG - addressing when one register is the frame pointer or stack - pointer. Disallow REG+CONST addressing in HI mode. - -Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to - RELOAD_FOR_INSN. - -Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (c-lang.o): Depend on output.h. - - * c-lang.c: Include output.h. - - * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'. - - * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'. - - * genrecog.c (write_subroutine): When writing insn-recog.c, mark - variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem' - with ATTRIBUTE_UNUSED. - - * regmove.c (copy_src_to_dest): Make function static to match its - prototype. - - * reload1.c Include hard-reg-set.h before rtl.h to get macro - HARD_CONST. Include machmode.h before hard-reg-set.h. - - * rtl.h: Prototype `retry_global_alloc' and wrap with macro - HARD_CONST to protect usage of typedef HARD_REG_SET. - - * tree.c: Prototype `_obstack_allocated_p'. - - * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro - BSS_SECTION_ASM_OP. - -Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * pa.c: Include system.h and toplev.h. Remove redundant code. - (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED. - (symbolic_operand): Likewise. - (symbolic_memory_operand): Likewise. - (pic_label_operand): Likewise. - (fp_reg_operand): Likewise. - (pre_cint_operand): Likewise. - (post_cint_operand): Likewise. - (ireg_or_int5_operand): Likewise. - (int5_operand): Likewise. - (uint5_operand): Likewise. - (int11_operand): Likewise. - (uint32_operand): Likewise. - (ior_operand): Likewise. - (lhs_lshift_cint_operand): Likewise. - (pc_or_label_operand): Likewise. - (legitimize_pic_address): Likewise. - (hppa_legitimize_address): Likewise for parameter `old'. - (output_block_move): Likewise for parameter `size_is_constant'. - (output_function_prologue): Likewise for parameter `size'. - (output_function_epilogue): Likewise. - (return_addr_rtx): Likewise for parameter `count'. - (output_mul_insn): Likewise for parameter `unsignedp'. - (hppa_builtin_saveregs): Likewise for parameter `arglist'. - (output_bb): Likewise for parameter `operands'. - (output_bvb): Likewise. - (function_label_operand): Likewise for parameter `mode'. - (plus_xor_ior_operator): Likewise. - (shadd_operand): Likewise. - (non_hard_reg_operand): Likewise. - (eq_neq_comparison_operator): Likewise. - (movb_comparison_operator): Likewise. - (pa_combine_instructions): Likewise for parameter `insns'. - - * pa.h: Add prototypes for functions `output_deferred_plabels', - `override_options', `output_ascii', `output_function_prologue', - `output_function_epilogue', `print_operand', - `symbolic_expression_p', `reloc_needed', `compute_frame_size', - `hppa_address_cost', `and_mask_p', `symbolic_memory_operand', - `pa_adjust_cost', `pa_adjust_insn_length' and - `secondary_reload_class'. - -Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com> - - * configure.in: Don't turn on collect2 unconditionally. - -Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com> - - * cse.c (cse_basic_block): Don't include NOTE insns in the count - that is used to decide whether or not it is time to erase the - equivalence table. - -Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> - - * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero. - -Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu> - - * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky. - (sched_analyze_2): Allow scheduling TRAP_IF. - - * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF. - - * rtl.h (TRAP_CODE): New macro. - - * rtl.def (TRAP_IF): Change second operand type to rtx. - - * optabs.c (gen_cond_trap): New function. - (init_traps): New function. - (init_optabs): Call init_traps. - * expr.h: Declare gen_cond_trap. - - * jump.c (jump_optimize): Optimize jumps to and around traps. - - * sparc.md: Define trap instructions. - - * rs6000.md: Define trap instructions. - * rs6000.c (print_operand): New code 'V' for trap condition. - (trap_comparison_operator): New function. - - * m88k.md: Update use of TRAP_IF. - - * tree.h (enum built_in_function): New function code BUILT_IN_TRAP. - * c-decl.c (init_decl_processing): New builtin __builtin_trap. - * expr.c (expand_builtin): Handle BUILT_IN_TRAP. - - * expr.c (expand_builtin): Error if __builtin_longjmp second argument - is not 1. - -Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com> - - * reload1.c (spill_hard_reg): Check mode of register when - spilling from scratch_list. - -Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com) - - * except.c (add_new_handler): fix bug in finding last region handler. - * libgcc2.c (find_exception_handler): Pass exception table pointer - to runtime type matcher, not the match info field. - -Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com) - - * eh-common.h (struct eh_context): Add comment for hidden use of - field dynamic_handler_chain. - * except.c (get_dynamic_handler_chain): Comment on, and use the - correct offset of the dynamic_handler_chain field. - -1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com> - - * mips/iris6.h (LINK_SPEC): Add -woff 131. - -1998-06-17 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init. - - * configure.in: Don't disable collect2 when we have GNU ld. - -Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com) - - * fold-const.c (make_range): Do not widen the type of the expression. - - * expr.c (check_max_integer_computation_mode): New function. - (expand_expr): Avoid integer computations in modes wider than - MAX_INTEGER_COMPUTATION_MODE. - * fold-const.c (fold): Likewise. - * tree.h (check_max_integer_computation_mode): Declare. - * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it. - - * configure.in (nm): Make a link to "nm" in the build tree too. - - * mn10300.md (andsi3): Fix typo. - -Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com> - - * reload1.c (reload_cse_regs): Call bzero instead of looping. - -Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (stripattributes): Prepend '*' to the section name. - -Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns. - (output_prologue, output_epilogue): Merge VMS and OSF versions; - Remove anything related to the actual code generation. - (output_end_prologue): New function. - (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions. - (alpha_does_function_need_gp): Return false for VMS. - (alpha_function_needs_gp): Make static. - (add_long_const): Delete. - (summarize_insn): Don't assume a SUBREG is of a REG. - Prototype all static functions. Rename VMS-specific global - variables vms_*. - * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0. - (FUNCTION_BOUNDARY): Align to cache line. - (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword. - (FUNCTION_END_PROLOGUE): New macro. - * alpha.md (attribute length): New. Mark all insns. - (return_internal, prologue_stack_probe_loop) New patterns. - (prologue, init_fp, epilogue): New patterns. - Disable peepholes. - * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define. - -Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com> - - * toplev.c (lang_options): Add -trigraphs option for cpplib. - -Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS - is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS - is earlier than RELOAD_FOR_INPUT_ADDRESS. - -Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com> - - * libgcc1-test.c (memcpy): Define. - -Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com> - - * genattrtab.c (struct attr_desc): Change int flags to bit - fields. Add bit fields for this being function_units_used - or *_blockage_range attributes. - (write_unit_name): New function to print a function unit name - given unit #. - (expand_units): Indicate whether this is function_units_used or - *_blockage_range attributes. - (write_toplevel_expr): Print function_units_used and - *_blockage_range attributes in a more friendly fashion. - (make_internal_attr): Indicate whether this attribute is either - function_units_used or *_blockage_range. - -Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com> - Jim Wilson <wilson@cygnus.com> - - * regmove.c (copy_src_to_dest): Do not copy src to dest if either - the source or destination is special. - -Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com> - - * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop. - -Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se> - - * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before - redefining it. - -Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com> - - * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o. - (ENDFILE_SPEC): Add -lgloss. - -Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED. - (large_int): Likewise. - (pc_or_label_operand): Likewise. - (call_insn_operand): Likewise. - (consttable_operand): Likewise. - (m16_uimm3_b): Likewise. - (m16_simm4_1): Likewise. - (m16_nsimm4_1): Likewise. - (m16_simm5_1): Likewise. - (m16_nsimm5_1): Likewise. - (m16_uimm5_4): Likewise. - (m16_nuimm5_4): Likewise. - (m16_simm8_1): Likewise. - (m16_nsimm8_1): Likewise. - (m16_uimm8_1): Likewise. - (m16_nuimm8_1): Likewise. - (m16_uimm8_m1_1): Likewise. - (m16_uimm8_4): Likewise. - (m16_nuimm8_4): Likewise. - (m16_simm8_8): Likewise. - (m16_nsimm8_8): Likewise. - (m16_usym8_4): Likewise. - (m16_usym5_4): Likewise. - (mips_move_1word): Change type of variable `i' from int to size_t. - (mips_move_2words): Likewise. - (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED. - (function_arg_advance): Use HOST_PTR_PRINTF to print an address. - (function_arg): Likewise. - (function_arg_partial_nregs): Mark parameter `named' with - ATTRIBUTE_UNUSED. - (override_options): Use ISDIGIT instead of isdigit. - (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED. - (final_prescan_insn): Likewise for parameters `opvec' and `noperands'. - (save_restore_insns): Cast HOST_WIDE_INT arguments passed to - function `fatal' to long before printing. Use - HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several - times in this function. - (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED. - (function_epilogue): Likewise for parameters `file' and `size'. - Print an int with "%d" not "%ld". - (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED. - (mips_function_value): Likewise for parameter `func'. - (function_arg_pass_by_reference): Likewise for parameters `cum' - and `named'. - (extend_operator): Likewise for parameter `mode' - (highpart_shift_operator): Likewise. - - * mips.md (mul_acc_si): Remove unused variable `macc'. - -Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com> - - * fold-const.c (fold): Revert last change. It breaks constant - expressions somehow. - -Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex - prevent operands from being evaluated twice. - -Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru> - - * toplev.c (lang_options): Add -remap as a preprocessor option. - -Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com) - - * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code - which set CC_REVERSED since reload should ensure that - the operands are already the correct type. - -Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com> - - * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than - calling gen_rtx_SET. - -Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu> - - * config/rs6000/x-aix43 (AR): Delete. - (AR_FOR_TARGET_FLAGS): Add -X32_64 here. - -Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com> - - * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote. - -Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com> - - * mips.c (override_options): Replace word_mode with explicit - TARGET_64BIT check. - -Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com> - - * regmove.c (regmove_optimize): If we can't replace the - destination in an insn that sets the source, generate an explicit - move of the source to the destination. - (copy_src_to_dest): New function. - (toplevel): Include basic-block.h - - * Makefile.in (regmove.o): Add basic-block.h dependencies. - -Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com> - - * toplev.c (lang_options): Add missing options (nostdinc, idirafter). - -Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com> - - * rtl.h (rtx_def): Improve documentation. - (MEM_IN_STRUCT_P): Likewise. - -Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk> - - * c-decl.c (start_decl): Correct test for -Wmain. - - * c-decl.c (grokdeclarator): Remove unused variable "last". - -Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com> - - * expr.c (expand_builtin_setjmp): Store const1_rtx in target. - (expand_builtin_longjmp): Abort if value isn't const1_rtx. - Delete code storing value in static_chain_rtx. - (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target - to second expand_expr call. - -Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com> - - * mips/mips.c: Remove -mabi=o32 and -mabi=n64. - -Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com> - - * cppmain.c (fatal): New function. - * configure.in (cpp_main): New configuration variable. - * configure: Regenerated. - * Makefile.in (CCCP): Use a configuration variable to select basex - for cccp. - (cppmain$(exeext)): Add @extra_cpp_objs@. - -Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com> - - * objc/objc-act.c: Add cpplib declarations. - (lang_decode_option): Initialize cpplib if necessary. - (lang_decode_option): New argc/argv interface. - * tree.h (lang_decode_option): New argc/argv interface. - * toplev.c (lang_options): Add cpp options. - (main): New interface for lang_decode_option. - * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler - unless -E, -M or -MM is specified. - * cpplib.h (cpp_handle_option): New function. - * cpplib.c (cpp_handle_option): New function. - (cpp_handle_options): Now calls cpp_handle_option. - * c-tree.h (c_decode_option): New argc/argv interface. - * c-lex.c (init_parse): cpplib now initialized in c_decode_option. - * c-lang.c (lang_decode_option): New argc/argv interface. - * c-decl.c: Add cpplib declarations. - (c_decode_option): New argc/argv interface. - (c_decode_option): Call cpp_handle_option. - (c_decode_option): Now returns number of strings processed. - -Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com) - - * unroll.c (verify_addresses): Use validate_replace_rtx to undo the - changes. Abort if the undo fails. - -1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com> - - * config/rs6000/rs6000.c (output_prolog): Change locations and - directions of saving and restoring arguments of main on the stack. - -Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu> - - * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG - for each alternative. Do not replace a CONST_INT with a REG unless - the reg is cheaper. - -Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com) - - * decl.c (init_decl_processing): Fix typo. - - * mips.c (gpr_mode): New variable. - (override_options): Initialize gpr_mode. - (compute_frame_size): Use "gpr_mode" instead of "word_mode" to - determine size and offset of general purpose registers save slots. - (save_restore_insns, mips_expand_prologue): Similarly. - - * reload.c (find_reloads_toplev): Use gen_lowpart common to convert - between constant representations when we have (SUBREG (REG)) with - REG equivalent to a constant. - -Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se> - - * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24. - -Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com> - - * fold-const.c (fold): Even with otherwise constant trees, look for - opportunities to combine integer constants. - -Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com) - - * i386.c (notice_update_cc): Clear cc_status.value2 in the - case of UNSPEC 5 (bsf). - - * i386.md (movsfcc, movdfcc, movxfcc): The floating point - conditional move instructions don't support signed integer - comparisons. - -Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com> - - * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of - overlfows. - - * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi - 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin - <glctr@abc.it>. - -Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * except.c (expand_start_catch): Rename to start_catch_handler. - (expand_end_catch): Delete function. - (expand_end_all_catch): Remove catch status that expand_end_catch - use to do. - * except.h (expand_start_catch): Rename prototype. - (expand_end_catch): Delete prototype. - -Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com> - - * invoke.texi: Add documentation for -mips4 and -mabi=*. - -Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de) - - * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors. - (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section. - (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define. - -Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu> - - * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX, - as the threshold to permit splitting memory operations. - -Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com) - - * mips.c (gpr_mode): New variable. - (override_options): Initialize gpr_mode. - (compute_frame_size): Use "gpr_mode" instead of "word_mode" to - determine size and offset of general purpose registers save slots. - (save_restore_insns, mips_expand_prologue): Similarly. - - * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now. - (LIBGCC2_CFLAGS): Remove -fexceptions. - (LIB2FUNCS): Remove "_eh". - (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in - it with -fexceptions. - - * Makefile.in (local-alloc.o): Depend on insn-attr.h. - * local-alloc.c (block_alloc): Avoid creating false - dependencies for targets which use instruction scheduling. - -Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com> - - * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define. - (ASM_FINISH_DECLARE_OBJECT): Define; - * mips/elf64.h: Likewise. - -Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com> - - * toplev.c (flag_new_exceptions): Remove extraneous `extern'. - -Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint. - (mulsidi3_ppc64): Delete. - -Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (varasm.o): Depend on dbxout.h. - (cse.o): Depend on toplev.h and output.h. - (gcse.o): Depend on output.h. - - * mips.c: Include system.h and toplev.h and remove redundant code. - Include output.h after tree.h so all its prototypes get activated. - * mips.md (table_jump): Remove unused variable `dest'. - - * sparc.h: Add prototype for `v8plus_regcmp_op'. - - * crtstuff.c (fini_dummy, init_dummy): Mark function definitions - with __attribute__ ((__unused__)). - (__frame_dummy): Provide prototype before use, wrap it with - EH_FRAME_SECTION_ASM_OP. - - * cse.c: Move inclusion of <setjmp.h> above local headers. - Include toplev.h and output.h. - - * dbxout.h: Add prototype for `dbxout_begin_function'. - - * final.c (final_scan_insn): Wrap variable `max_skip' in macro - ASM_OUTPUT_MAX_SKIP_ALIGN. - - * gcse.c: Include system.h and output.h. - (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data): - Make extern instead of static. - (compute_can_copy): Only declare variables `reg' and `insn' when - AVOID_CCMODE_COPIES is not defined. - (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED. - (hash_scan_clobber): Likewise for `x' and `insn'. - (hash_scan_call): Likewise. - (record_last_set_info): Likewise for `setter'. - (mark_call): Likewise for `pat'. - (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0. - - * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the - length parameter so that it multiplies the number of elements by - the sizeof(element). - - * output.h: Add prototype for `weak_finish'. - - * recog.h: Likewise for `validate_replace_src'. - - * rtl.h: Likewise for `optimize_save_area_alloca', - `fix_sched_param', `purge_addressof', `gcse_main', - `regmove_optimize', `dbr_schedule', `branch_prob' and - `end_branch_prob'. - - * toplev.h: Likewise for `set_float_handler' and - `output_quoted_string'. - - * varasm.c: Include dbxout.h. - -Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com> - - * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of - GP_REG_P. Use gr_regs instead of GR_REGS. - -Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com> - Jeff Law <law@cygnus.com> - - * Revamped multiply support for MIPS chips. - * mips.c (extend_operator): New function. - (highpart_shift_operator): Likewise. - * mips.h: Declare new functions. - (PREDICATE_CODES): Add support for new predicates. - * mips.md (mulsi3 expander): Simplify. - (mulsi_mult3): Add another constraint alternative. Support - 3 operand multiply instructions as found on various mips - parts. - (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3. - (mul_acc_si): New pattern and associated splitters. - (mulsidi3 expander): Rework to use mulsidi3_64bit and - mulsidi3_internal. - (umulsidi3): New expander. - (mulsidi3_internal): Accept either sign or zero extended - operands and generate code as appropriate appropriately. - (mulsidi3_64bit): Similarly. - (smulsi3_highpart): Turn into an expander and generate code - to match new patterns. - (umulsi3_highpart): Likewise. - (xmulsi3_highpart_internal): New pattern. - (maddi patterns): Delete. Replace with: - (mul_acc_di, mul-acc_64bit_di): New patterns. - -Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with - flag_new_exceptions runtime flag. - (struct old_exception_table): New struct which represents what - the exception table looks like without the new model. - (NEW_EH_RUNTIME): New value used as a tag in the exception table to - flag that this is a new style table. - * except.h: Remove compile time flag NEW_EH_MODEL. - (expand_builtin_eh_stub_old): New prototype. - * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD. - * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD. - * c-decl.c (init_decl_processing): Add new builtin function - __builtin_eh_stub_old. - * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL. - * flags.h (flag_new_exceptions): New runtime flag. - * toplev.c (flag_new_exceptions): Initialize default to 0, - -fnew-exceptions sets to 1. - * except.c (output_exception_table_entry): Output New style exception - identifier into table, and replace compile time flag NEW_EH_MODEL - with runtime flag flag_new_exceptions. - (output_exception_table): Replace compile time flag NEW_EH_MODEL. - (expand_builtin_eh_stub_old): Duplicates original functionality of - expand_builtin_eh_stub. - (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL. - * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs. - (old_find_exception_handler): New func, same as find_exception_handler - except it works on the old style exception table. - (__throw): Replace NEW_EH_MODEL. Detect new model based on presence - of identifier in the exception table, and call appropriate routines. - -Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com> - - * function.c: Define current_function_cannot_inline. - (push_function_context_to): Save it. - (pop_function_context_from): Restore it. - * function.h (struct function): Provide it a home. - * output.h: Declare it. - * integrate.c (function_cannot_inline_p): Check it. - -Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com> - - * expr.c (force_operand): Detect PIC address loads before - splitting arithmetic. - -Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk> - - * tree.c (tree_class_check): Add braces to eliminate ambigious - else warning. - (tree_check): Likewise. - -Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org) - - * reg-stack.c (subst_stack_regs_pat): Make sure the top of - stack is the destination for conditional move insn. - -Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com> - - * tree.h (TREE_VEC_END): Cast unused value to void. - - * i386.c (print_operand): Use %lx for long operand. - -Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (summarize_insn): Ignore rtl slot format 'i'. - -Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu> - - * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long - conversion functions. - -Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com> - - * toplev.c (flag_exceptions): Default to 0. - (compile_file): Remove flag_exceptions == 2 hack. - (main): Call lang_init_options. - * tree.h: Declare it. - * c-lang.c: Implement it. - * objc/objc-act.c: Likewise. - -Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (restore_stack_block): Generate MEM and specify mode. - * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode. - * rs6000.c (rs6000_output_load_toc_table): Use fputs. - (output_function_profiler): Use asm_fprintf and fputs. - -Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * gencheck.c: Remove redundant stdio.h include. Add a definition - of xmalloc for when we are forced to link with alloca.o. - - * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1' - instead of `1U'. - - * fold-const.c (constant_boolean_node): Make definition static to - match the prototype. - -Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com> - - * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function. - (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable. - (do_spec, input_filename, input_filename_length): Make public. - (main): Adjust outfiles allocation by lang_specific_extra_outfiles. - Call lang_specific_pre_link befor elinking. - -Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer - the insn which has the most insns dependent on it. - -Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu> - - * alias.c (find_base_value): Avoid reading past end of reg_base_value. - -Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com> - - * alpha.md (insxh-1): New insxl pattern for combine. - -Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org) - - * i386/i386.c (output_fp_conditional_move): New function - to output floating point conditional move. - (output_int_conditional_move): New function to output integer - conditional move. - - * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call - output_int_conditional_move () to output int conditional move. - (movsfcc+5, movdfcc+5, movxfcc+5): Call - output_fp_conditional_move () to output floating point - conditional move. - - * i386/i386.c (put_condition_code): In INT mode, check - cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT. - -Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com> - - * dbxout.c (dbxout_type): Output arrays of bits as if - they were bitstrings for Chill - -Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu> - - * tree.c (get_inner_array_type): New function. - * tree.h (get_inner_array_type): Prototype. - * expr.h (STACK_SAVEAREA_MODE): New macro. - * expr.c (expand_builtin_setjmp): Initialize sa_mode using - STACK_SAVEAREA_MODE. - (expand_builtin_longjmp): Likewise. - * explow.c (emit_stack_save): Likewise. - (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode. - - * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC. - (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC. - * rs6000/aix43.h: New file. - * rs6000/t-aix43: New file. - * rs6000/x-aix41: New file. - * rs6000/x-aix43: New file. - * configure.in (rs6000-ibm-aix*): Use them. - * rs6000/powerpc.h: Delete. - * rs6000/sysv4.h: Move necessary powerpc.h definitions to here. - * rs6000/netware.h: and here. - * rs6000/win-nt.h: and here. - - * rs6000/rs6000.c (processor_target_table, 620): Do not affect - MASK_POWERPC64. - (rs6000_override_options): Ignore flag_pic for AIX. - (rs6000_immed_double_const): Delete. - (u_short_cint_operand): Don't assume 32-bit CONST_INT. - (reg_or_u_short_operand): Don't assume 32-bit CONST_INT. - (num_insns_constant): mask64_operand() is 2 insns. - (logical_operand): Don't assume 32-bit CONST_INT. - (non_logical_cint_operand): Don't assume 32-bit CONST_INT. - (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit. - (mask_constant): HOST_WIDE_INT parameter. - (non_and_cint_operand): Delete. - (mask64_operand): New function. - (and64_operand): New function. - (function_arg_advance): DImode arguments do not need special - alignment when 64-bit. - (function_arg): Likewise. - (setup_incoming_varargs): Reverse reg_size assignment. - (print_operand): HOST_WIDE_INT second parameter. - (print_operand, 'B'): New case. - (print_operand, 'M'): Fix typo in lossage string. - (print_operandm 'S'): New case. - (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size - to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset. - (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use - TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs. - Load GOT highpart, don't add it. Add lowpart with {cal|la}. - (rs6000_allocate_stack_space): Use {cal|la}. - (output_epilog): Use {cal|la} - (output_function_profiler): Add call glue to mcount call. - Load GOT highpart, don't add it. Add lowpart with {cal|la}. - - * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64. - (STACK_BOUNDARY): Depend on TARGET_32BIT. - (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type. - (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT. - (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with - 64-bit mask operand. - (RS6000_SAVE_TOC): Depend on TARGET_32BIT. - (STACK_SAVEAREA_MODE): New macro. - (LEGITIMATE_CONSTANT_P): DImode okay for 64bit. - (LEGITIMIZE_RELOAD_ADDRESS): New macro. - (RTX_COSTS, AND/IOR/XOR): Reflect current machine description. - (ASM_FILE_START): Emit 64-bit ABI directive. - (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode. - (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit. - (PREDICATE_CODES): Add "and64_operand" and "mask64_operand". - Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE. - - * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask. - Restore define_splits. - (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint. - (floatsidf2_internal, floatunssidf2_internal2): Likewise. - Do not specify base register operand mode. - (floatsidf2_loadaddr): Do not specify base register operand mode. - (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base - register; do not specify mode. Remove !TARGET_POWERPC64 final - constraint. - (floatsidf2_load): Do not specify base register operand mode. Remove - !TARGET_POWERPC64 final constraint. - (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify - base register operand mode. - (adddi3): Split large constants early. - (absdi3): Shift by 63, not 31. - (*mulsidi3_ppc64): New pattern. - (rotldi3): Add masking combiner patterns. - (anddi3): Add rldic{r,l} masking. Remove split of large constants - because PPC insns zero-extend. - (iordi3, xordi3): Split large constants early. - (movsi matcher): Remove S and T constraints. - (movsf const_double): create SImode constant from TARGET_DOUBLE. - (movdf_hardfloat32): Add default abort() case. - (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE. - (movdi): Remove 64-bit constant generator. Try to convert - CONST_DOUBLE to CONST_INT. Handle TOC memory constants. - (movdi_32): Add default abort() case. - (movdi_64): Add numerous ways to split 64-bit constants. - Make catch-all define_split more optimal and never FAIL. - (movti_ppc64): Add default abort() case. - (allocate_stack): Remove operand modes. Use Pmode. - (restore_stack_block): Remove operand modes. Generate Pmode - temporary. - (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode - temporary. Save area is double Pmode. - (call_indirect_aix64, call_value_indirect_aix64): New patterns. - (call, call_value): Do not specify address operand mode. Choose - appropriate AIX ABI. - (*call_local64, *ret_call_local64): New patterns. - (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns. - (*ret_call_nonlocal_aix32): Use call_value_indirect for REG. - (compare): Materialize DImode truthvalues. - -Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org> - - * expr.c (safe_from_p): Avoid combinatorial explosion - over duplicate SAVE_EXPRs by ensuring we never recurse - on one that has already been visited. - -Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk> - - * loop.c (check_dbra_loop): Initialise final_value before - normalizing the loop. - -Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (reload_reg_free_for_value_p): New arguments out and - reloadnum. Changed all callers. - -1998-06-03 Ulrich Drepper <drepper@cygnus.com> - - * system.h: Add _() and N_() macros in preparation for gettext. - -Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * c-common.c (check_format_info): Put back check for C9x `hh' - length modifier. Warn about %n format writing into const. Remove - obsolete comment. - (format_char_info): Fix comments. - - * configure.in: Set float_format to m68k for all m68k targets that - do not override LONG_DOUBLE_TYPE_SIZE. - * config/float-m68k.h: New file. - -Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com> - - * jump.c (jump_optimize): Remove debug messages accidentally left in - with the previous change. - -Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com> - - * expr.c (store_expr): Revert stray patch associated with - 1998-05-23 commit. - -Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com> - - * jump.c (rtx_unsafe_p): New function. - (jump_optimize): Use it on if/then/else transformations and - conditional move transformations. - -Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST - or VAR-- == CONST construct a proper mask if VAR is a bitfield. - Cope with CONST being out of range for the bitfield. - -Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> - - * expr.c (emit_move_insn_1): When moving complex values in several - steps, emit a CLOBBER to show the destination dies. - -Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (site.exp): Use the object testsuite directory as - the temporary directory. - - * expr.c (expand_expr, case ADDR_EXPR): Handle taking the - address of an ADDRESSOF rtx. - -1998-06-02 Mike Stump <mrs@wrs.com> - - * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE. - * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define. - * i960.md (ret, flush_register_windows): Define. - (nonlocal_goto): Likewise. Nested function nonlocal gotos don't - work yet. - * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro. - -Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com> - - * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work - around an OSF/1 library bug wrt sign-extension of inputs. - -Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com> - - * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0. - -Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com> - - * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define. - - * varasm.c (assemble_variable): Augment alignment warning. - -Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com> - - * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result - in the presence of IEEE negative 0's. - -Sun May 31 16:11:41 1998 John Wehle (john@feith.com) - - * reload.c (find_reloads): Record the existing mode if - operand_mode == VOIDmode before replacing a register with - a constant. - * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set - i386_compare_op1 to const0_rtx for the benefit of the - conditional move patterns. - (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite - based on suggestions from Jim Wilson. - -Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com> - - * Makefile.in (fixinc.sh): Update rules again. - -Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com) - - * extend.texi: Bring back reference to trampoline paper. - -Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com> - - * Makefile.in (USER_H): Add stdbool.h. - * ginclude/stdbool.h: New file. - -Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com) - - * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER - of a non-note insn. - - * gcse.c (pre_delete): Fix code to determine the mode of - the reaching pseudo register. - -Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * Makefile.in (GEN): Add gencheck - (STAGESTUFF): Add tree-check.h and gencheck. - -Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com> - - * Makefile.in (cstamp-h.in): Remove before trying to recreate. - (fixinc.sh): Set some additional environment variables before - calling mkfixinc.sh. - -Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com) - - * reload.c (find_reloads): Do not force a reloads of match_operators. - -Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * except.h (remove_handler): Add new prototype. - * except.c (remove_handler): New function to remove handlers - from an exception region. - * flow.c (find_basic_blocks_1): Remove handlers from regions when - handler label is deleted; remove exception regions with no handlers. - -Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com> - - * except.h (rtx): Define rtx type correctly if needed. - * function.h (rtx): Ditto. - (tree): Define tree type correctly if needed. - - * c-pragma.c (toplevel): Include rtl.h. - - * stor-layout.c (toplevel): Move include of rtl.h before - except.h. - - * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies. - (tree.o): Add except.h dependency. - -Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com) - - * reload1.c: Revert accidental checkin. - - * configure.lang: Fix thinko when adding a definition for - target_alias to the Makefile. - -Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com) - - * config/sparc/lb1spc.asm (.rem and .urem): Replace - routines. - -Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com) - - * arm.c (arm_gen_constant): Rework to eliminate uninitialized - variable warnings. Don't generate scratch registers if only - counting insns. - (find_barrier): Eliminate unused variable SRC. - -1998-05-27 Manfred Hollstein <manfred@s-direktnet.de> - - * toplev.h (rtx_def): Provide global declaration to avoid - `limited scope' warnings. - -Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu> - - * Makefile.in (gencheck.o): Use HOST_CC. - * i386/t-mingw32: New file. - * configure.in (i386-*-mingw32*): Use. - -Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com) - - * arm.c (bad_signed_byte_operand): New predicate function. - * arm.h (PREDICATE_CODES): Add it to the list. - * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb - can't handle. - (define_split): Two new splits for above insns. - - * arm.c: Include toplev.h. - (arm_override_options): Add parentheses around use of tune_flags. - (arm_split_constant): Remove unused variable. - (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise. - (output_func_prologue, arm_expand_prologue): Likewise. - (arm_canonicalize_comparison): Make I unsigned; rework constants - accordignly. Add missing paratheses around << operation. - (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT - clause. - ({load,store}_multiple_sequence): Initialize BASE_REG. - (select_dominance_cc_mode): Add DEFAULT clauses. - (broken_move): Return zero if the destination is not a register. - (arm_reorg): Move unused REGNO declaration into the dead code. - * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated. - -Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com> - - * cpperror.c (v_cpp_message): Remove static prototype. - * cpplib.c (v_cpp_message): Move prototype to cpplib.h. - * cpplib.h (v_cpp_message): Add protoptype. - (stdarg.h,varargs.h): Needed for v_cpp_message prototype. - -Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k.h: Declare more functions used in macros. - (REG_CLASS_CONTENTS): Completely embrace initializer. - * m68k.md (adddi3, subdi3): Add abort call to avoid warning - about returning no value. - * cse.c (find_best_addr): Declare p and found_better only if - needed. - * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0. - * dwarfout.c (string_length_attribute): #if 0 away. - * function.c (expand_function_end): Define varible blktramp only - if needed. - * jump.c (find_insert_position): Define only if !HAVE_cc0. - * loop.c (combine_givs_p): Define variable tem only if needed. - * real.c: Comment out unused functions eabs, eround, - e{24,53,64,113}toasc and eiinfin. - - -Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br> - - * Makefile.in (boostrap2-lean, bootstrap3-lean, - bootstrap4-lean): New targets. - -Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com) - - * warn_summary, test_summary: Moved into the contrib directory. - -1998-05-23 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end - of the Makefile. - (FLOAT_H_TEST): Likewise. - (ENQUIRE): Likewise. - (float.h-nat): Likewise. - (float.h-cross): Likewise. - (enquire): Likewise. - (enquire.o): Likewise. - (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h. - (stmp-headers): Move actions to stmp-int-hdrs, retaining only a - no-op. - (FLOAT_H): Remove old float.h-nat version; move current definition - to CROSS_FLOAT_H location. - (all.cross): Remove comments about enquire stuff. - - * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO). - (rest.encap): Likewise. - (libgcc2.ready): Depend upon $(STMP_FIXPROTO) - - * toplev.h (tree_node): Provide global declaration to avoid - `limited scope' warnings. - -Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com> - - * test_summary: Display section breaks for each entry - in a multilibbed target's output. - -1998-05-23 Richard Henderson <rth@cygnus.com> - - * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the - offset's mode is not ptr_mode, convert it. - -1998-05-22 Jason Merrill <jason@yorick.cygnus.com> - - * fold-const.c (ssize_binop): New fn. - * tree.h: Declare it. - -Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com) - - * genextract.c (print_path): Handle zero-length path as a special - case. - -Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se> - - * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767. - -Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de> - - * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value. - (shorten_branches, final_scan_insn): Test value of - JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it - is defined. - * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes. - * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1. - * arm/tcoff.h: Likewise. - * i386/386bsd.h: Likewise. - * i386/freebsd-elf.h: Likewise. - * i386/freebsd.h: Likewise. - * i386/netbsd.h: Likewise. - * i386/ptx4-i.h: Likewise. - * i386/sysv4.h: Likewise. - * pa/pa.h: Likewise. - * rs6000/linux.h: Likewise. - * rs6000/rs6000.h: Likewise. - * sh/sh.h: Likewise. - * sparc/sp64-elf.h: Likewise. - * v850/v850.h: Likewise. - * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0. - * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic). - -Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * regmove.c (gen_add3_insn): New function. - (fixup_match_2): Use it instead of calling gen_addsi3. - -Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (gencheck): Depend on HOST_LIBDEPS. - - * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory - address. - -Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de> - - * Makefile.in (TREE_H): Add tree-check.h. - (tree-check.h, gencheck): New targets. - * gencheck.c: New file. - * tree.c (tree_check, tree_class_check): New functions. - * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define. - (TYPE_CHECK, DECL_CHECK): Define. - Modify all access macros to use generated checking macros. - -Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com) - - * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag. - * configure.in: Check for it. - * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it. - * final.c (uid_align, uid_shuid, label_align): Make static. - (label_align): Change type to struct label_alignment pointer. - (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change. - (LABEL_TO_MAX_SKIP): Define. - (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP, - LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults. - (shorten_branches): Record the maximum bytes to skip when - aligning a label. - (final_scan_insn): Use the maximum bytes to skip when aligning a label - if ASM_OUTPUT_MAX_SKIP_ALIGN is available. - * i386.h (LOOP_ALIGN_MAX_SKIP, - LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define. - * i386.c (override_options): i386_align_jumps and i386_align_loops - default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available. - * invoke.texi: Document new i386 align-loops and align-jumps behavior. - -1998-05-21 Mark Mitchell <mmitchell@usa.net> - - * cplus-dem.c (do_type): Handle volatile qualification. - -Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com> - - * function.c (init_function_start): Don't call emit_line_note if - lineno is 0. (Can happen when compiling Java .class files.) - -Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT - end of lifetime and RELOAD_FOR_OUTPUT start of lifetime. - -Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * combine.c (nonzero_bits): For paradoxical subregs, take - LOAD_EXTENDED_OP into account. - -Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com> - - * configure.in (extra_c_objs): add prefix.o. - (extra_cxx_objs): extra objects for C++ with cpplib. - * configure: Regenerate. - - * c-tree.h: (get_directive_line): Different prototype for cpplib. - (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line. - - * c-lex.h: (get_directive_line): Not needed here for cpplib. - - * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c. - (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line. - - * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib. - (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c - -Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * gengenrtl.c (type_from_format, accessor_from_format): Change - type of parameter `c' from `char' to `int'. - -Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com) - - * warn_summary, test_summary: New scripts from - Kaveh Ghazi and Alexandre Oliva respectively. - - * gcse.c (current_function_calls_longjmp): Declare. - -1998-05-20 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (base_type_die): Use int_size_in_bytes. - -Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com) - Jeff Law (law@cygnus.com) - - * Global CSE and constant/copy propagation. - * Makefile.in (OBJS): Add gcse.o - (STAGESTUFF): Add *.gcse. - (gcse.o): Add dependencies. - (mostlyclean): Remove *.gcse and */*.gcse. - * gcse.c: New file. - * loop.c (loop_optimize): Move call to init_alias_analysis. - * recog.c (validate_replace_src): New function. - * toplev.c (gcse_dump): New global variable. - (flag_gcse, gcse_time): Likewise. - (compile_file): Initialize gcse_time and clean out the gcse dump - file if necessary. - (rest_of_compilation): Call gcse_main as requested. Dump RTL - after gcse if requested. - (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse - dumps for -da. - * gcc.texi: Add gcse related internal documentation. - * invoke.texi: Note new command line options for gcse. - * tm.texi: Document AVOID_CCMODE_COPIES. - * mips.h (AVOID_CCMODE_COPIES): Define. - -Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR) - exists. - (stmp-fixproto): Simlarly for running fixproto. - * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include. - -Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com> - - * config/mips/mips.c (double_memory_operand): Accept any MEM during - reload when TARGET_64BIT. - -Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com> - - Finish incomplete change started by Kenner. - * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines. - (powerpcle-*-cygwin32): Delete xm_defines. - * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use - HAVE_STAB_H instead of NO_STAB_H. - * config/xm-linux.h (NO_STAB_H): Delete. - (HAVE_STAB_H): Undefine. - * config/i386/xm-go32.h (NO_STAB_H): Delete. - -1998-05-19 Jim Wilson <wilson@cygnus.com> - - * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore - LANG_TYPE trees with DECL_SOURCE_LINE of 0. - -Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org> - - * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined. - -Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (reload_reg_free_for_value_p): New function. - (allocate_reload_reg, choose_reload_regs): Use it. - -Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com) - - * except.c (expand_start_catch): Correct logic for when to - generate a new handler label, and when to use the old one. - -Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (print-rtl.o): Depend on bitmap.h. - (dbxout.o): Depend on toplev.h. - ($(SCHED_PREFIX)sched.o): Likewise. - ($(out_object_file)): Likewise for system.h and toplev.h. - (cppmain.o): Depend on gansidecl.h. - (cpplib.o): Likewise. - (cpperror.o): Likewise. - (cppexp.o): Likewise. - (cpphash.o): Likewise. - (cppalloc.o): Likewise. - (fix-header.o): Depend on cpplib.h and cpphash.h. - (scan-decls.o): Depend on gansidecl.h. - - * basic-block.h (free_regset_vector): Add prototype. - - * cccp.c (check_precompiled): Mark parameter `fname' with - ATTRIBUTE_UNUSED. - (do_assert): Likewise for `op' and `keyword'. - (do_unassert): Likewise. - (do_line): Likewise for `keyword'. - (do_error): Likewise for `op' and `keyword'. - (do_warning): Likewise. - (do_ident): Likewise for `keyword'. - (do_pragma): Likewise for `limit', `op' and `keyword'. - (do_sccs): Likewise. - (do_if): Likewise for `keyword'. - (do_elif): Likewise. - (do_else): Likewise. - (do_endif): Likewise. - - * collect2.c (getenv): Remove redundant prototype. - (collect_exit, collect_execute, dump_file): Likewise. - (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST. - (dump_prefix_list): Hide prototype and definition. - - * sparc.c: Include toplev.h. - (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED. - (symbolic_memory_operand): Likewise. - (sp64_medium_pic_operand): Likewise. - (data_segment_operand): Likewise. - (text_segment_operand): Likewise. - (splittable_symbolic_memory_operand): Likewise. - (splittable_immediate_memory_operand): Likewise. - (eq_or_neq): Likewise. - (normal_comp_operator): Likewise. - (noov_compare_op): Likewise. - (v9_regcmp_op): Likewise. - (v8plus_regcmp_op): Likewise. - (extend_op): Likewise. - (cc_arithop): Likewise. - (cc_arithopn): Likewise. - (small_int): Likewise. - (uns_small_int): Likewise. - (clobbered_register): Likewise. - (legitimize_pic_address): Likewise. - (delay_operand): Likewise. - (sparc_builtin_saveregs): Remove unused variable `stdarg'. - - * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay, - sparc_issue_rate, v8plus_regcmp_p): Add prototypes. - - * sparc.md (cmpdi_v8plus): Add abort for default case in switch. - - * cppalloc.c: Include gansidecl.h. - - * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h. - (cpp_file_line_for_message): Mark parameter `pfile' with - ATTRIBUTE_UNUSED. - (v_cpp_message): New function. - (cpp_message): Use it. Also convert to variable arguments. - (cpp_fatal): Likewise. - (cpp_pfatal_with_name): Constify parameter `name'. - - * cppexp.c: Move gansidecl.h before cpplib.h. - * cpphash.c: Likewise. - * cpphash.h (hashf, delete_macro): Add prototypes. - - * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before - cpplib.h. Don't include errno.h. - (update_path): Add arguments to prototype. - (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro, - cpp_print_containing_files): Remove redundant prototypes. - (cpp_hash_cleanup, add_import, append_include_chain, - make_assertion, path_include, initialize_builtins, - initialize_char_syntax, finclude, validate_else, comp_def_part, - lookup_import, redundant_include_p, is_system_include, - read_name_map, read_filename_string, open_include_file, - check_macro_name, compare_defs, compare_token_lists, - eval_if_expression, change_newlines): Add prototype arguments. - (hashf): Remove redundant prototype. - (read_token_list, free_token_list, safe_read, xcalloc, savestring, - conditional_skip, skip_if_group): Add prototype arguments. - (fdopen): Remove redundant prototype. - (do_define, do_line, do_include, do_undef, do_error, do_pragma, - do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs, - do_once, do_assert, do_unassert, do_warning): Add prototype arguments. - (struct directive): Add prototype arguments to function pointer - member `func'. - (handle_directive): Add missing arguments to call to `do_line'. - (do_include): Mark parameters `unused1' and `unused2' with - ATTRIBUTE_UNUSED. - (do_line): Likewise for `keyword' and new parameters `unused1' and - `unused2'. - (do_error): Likewise for `keyword'. - (do_warning): Likewise. Also add missing argument `pfile' in call - to cpp_pedwarn. - (do_once): Mark parameter `keyword', `unused1' and `unused2' with - ATTRIBUTE_UNUSED. - (do_ident): Likewise for `keyword', `buf' and `limit'. - (do_pragma): Likewise. Also add missing arguments in call to do_once. - (do_sccs): Mark parameter `keyword', `buf' and `limit' with - ATTRIBUTE_UNUSED. - (do_if): Likewise for `keyword'. - (do_elif): Likewise. - (eval_if_expression): Likewise for `buf' and `length'. - (do_xifdef): Likewise for `unused1' and `unused2'. - (do_else): Likewise for `keyword', `buf' and `limit'. - (do_endif): Likewise. - (parse_name): Add missing argument `pfile' in call to cpp_pedwarn. - (cpp_handle_options): Remove superfluous NULL argument in call to - cpp_fatal. - (cpp_handle_options): Likewise. - (do_assert): Mark parameter `keyword', `buf' and `limit' with - ATTRIBUTE_UNUSED. - (do_unassert): Likewise. - (cpp_print_file_and_line): Add missing argument `pfile' in call to - cpp_file_line_for_message. - (v_cpp_error): New function. - (cpp_error): Use it. Also accept variable arguments. - (v_cpp_warning): New function. - (cpp_warning): Use it. Also accept variable arguments. - (cpp_pedwarn): Accept variable arguments. - (v_cpp_error_with_line): New function - (cpp_error_with_line): Use it. Accept variable arguments. - (v_cpp_warning_with_line): New function. - (cpp_warning_with_line): Use it. Accept variable arguments. Hide - definition. - (cpp_pedwarn_with_line): Accept variable arguments. - (cpp_pedwarn_with_file_and_line): Likewise. - (cpp_error_from_errno): Constify parameter `name'. Add missing - argument `pfile' in call to cpp_file_line_for_message. - (cpp_perror_with_name): Constify parameter `name'. - - * cpplib.h: Define PARAMS() in terms of PROTO(). - (fatal): Remove redundant prototype. - (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line, - cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line, - cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name, - cpp_fatal, cpp_message, cpp_pfatal_with_name, - cpp_file_line_for_message, cpp_print_containing_files): Add - arguments to prototypes. - (scan_decls, cpp_finish): Add prototypes. - - * cppmain.c: Include gansidecl.h. - (main): Remove unused variable `i'. - - * dbxout.c: Include toplev.h. - - * demangle.h (do_tlink, collect_execute, collect_exit, - collect_wait, dump_file, file_exists): Add prototype. - - * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide - prototype and definition. - (gen_unspecified_parameters_die): Don't assign results of call to - function new_die() to unused variable `parm_die'. - (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED. - (dwarf2out_define): Likewise for `lineno' and `buffer'. - - * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide - prototype and definition. - (output_die): Add prototype arguments to function pointer arg. - (output_unspecified_parameters_die): Mark parameter `arg' with - ATTRIBUTE_UNUSED. - - * except.c (output_exception_table_entry): Remove unused variable - `eh_entry'. - - * except.h (expand_fixup_region_start, expand_fixup_region_end): - Add prototypes. - - * expr.c (do_jump_by_parts_equality_rtx): Remove prototype. - - * expr.h (do_jump_by_parts_equality_rtx): Add prototype. - - * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h - before cpplib.h, include cpphash.h, remove redundant prototype of - cpp_fatal, don't define `const', add a prototype for `fatal'. - (cpp_file_line_for_message): Add missing arguments `pfile'. - (v_cpp_message): New function. - (cpp_message): Use it. - (v_fatal): New function. - (fatal, cpp_fatal): Use it. - (cpp_pfatal_with_name): Constify parameter `name'. - - * flow.c (free_regset_vector): Remove redundant prototype. - - * function.c (round_down): Wrap prototype and definition with - macro ARGS_GROW_DOWNWARD. - (record_insns): Wrap prototype and definition with - defined (HAVE_prologue) || defined (HAVE_epilogue). - - * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros. - - * gen-protos.c: Include gansidecl.h. - (hashf): Don't make it static, constify parameter `name'. - - * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match - specifier %s in calls to function `fatal'. - - * haifa-sched.c: Include toplev.h. - (find_rgns): Remove unused variable `j'. - - * integrate.c (note_modified_parmregs): Mark parameter `x' with - ATTRIBUTE_UNUSED. - (mark_stores): Likewise. - - * jump.c (mark_modified_reg): Likewise. - - * output.h (insn_current_reference_address): Add prototype. - (eh_frame_section): Likewise. - - * print-rtl.c: Include bitmap.h. - - * reload1.c (reload): Wrap variables `note' and `next' in macro - PRESERVE_DEATH_INFO_REGNO_P. - (forget_old_reloads_1): Mark parameter `ignored' with - ATTRIBUTE_UNUSED. - (choose_reload_regs): Remove unused variable `in'. - (reload_cse_invalidate_mem): Mark parameter `ignore' with - ATTRIBUTE_UNUSED. - (reload_cse_check_clobber): Likewise. - - * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype. - (mark_elimination): Fix typo in prototype. - - * scan-decls.c: Include gansidecl.h. - - * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype. - -Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com) - - * function.c (identify_blocks): Fix thinko when setting the - block number for NOTE_INSN_BLOCK_END. - -Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com> - - * config/v850/lib1funcs.asm: Add .text pseudo op to start of - ___udivsi3. - - * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three - underscores for the prefixes to the names of the maths functions. - - * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add - comment explaining why. - -Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com> - - * tree.h (TYPE_SIZE_UNIT): New. - (struct tree_type): Add size_unit member. - * stor-layout.c (layout_type): Initialize it. - * expr.c (get_inner_reference) [ARRAY_REF]: Use it. - * tree.c (size_in_bytes, int_size_in_bytes): Likewise. - -Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com) - - * stor-layout.c (layout_record): Fix off-by-one error when checking - length of the TYPE_BINFO vector. - -Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com> - - * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a - function parameter passed in memory. - -Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com> - - * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files. - Prototypes for externally used functions in respective C files. - * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c, - final.c: Include above files. - * Makefile.in (toplev.o): Add dependency for above four headers. - (final.o): Likewise. - (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four - respective header files. - -Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (TARGET_TOOLPREFIX): No longer define. - (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in - the build tree if they exist. - (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update - appropriately. - (objdir): Let configure substitute value. - (FLOAT_H): Let configure select a pre-built version from the - config subdir. - * build-make (INSTALL_TARGET, ALL): Disable, no longer needed. - * configure.in: Substitute for objdir. - - * Makefile.in (build_canonical, host_canonical): Let configure - substitute values for these variables. - * configure.in: Substitute for build_canonical, host_canonical - and target_subdir in generated Makefile. - - * output.h (find_basic_blocks): Declare. - (free_basic_block_vars, set_block_num, life_analysis): Likewise. - - * Makefile.in (BISON): Use bison from the build tree if it exists. - (FLEX): Similarly. - -Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com> - - * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition. - (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c. - (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan - command line arguments to see if an executable is not being - created, and if so - do not append the suffix. - - * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new - driver macro. - -Sun May 17 23:59:45 1998 John Wehle (john@feith.com) - - * i386.h (ALIGN_DFmode): Delete. - (CONSTANT_ALIGNMENT): Define. - * varasm.c (force_const_mem): Use it. - -Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after - using it with swap_condition, not before. - -Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com> - - * alias.c (mode_alias_check): Delete. - (true_dependence, anti_dependence, output_dependence): Revert April 21 - change. - -Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se> - - * toplev.c (output_lang_identify): Enable prototype and definition. - -Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com> - - * alpha/osf.h (HAVE_STAMP_H): Define. - * alpha.c: Use it. - * alpha/netbsd.h, alpha/netbsd-elf.h: New files. - * configure.in (alpha*-*-netbsd*): New. - Based on patches from Paul H. Anderson <pha@pdq.com>. - - * configure.in (alpha*-*-linux-*): Kill xm_defines. - (alpha*-*-linux-gnulibc1*) [fixincludes]: Define. - * alpha/xm-linux.h: Remove file. - -Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com> - - * dbxout.c (dbxout_parms): If mode of type of parameter living - in memory doesn't match mode of DECL_RTL, make big endian correction. - -Fri May 15 21:40:06 1998 John Wehle (john@feith.com) - - * i386.md (movdi-1, movdi): Rewrite based on SI move patterns. - -Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com> - - * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros. - * stor-layout.c (layout_record): Set it. - -Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net> - - * toplev.c (rest_of_compilation): Don't defer nested functions. - -Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com> - - * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom - to an 8-byte boundary if info_ptr->fpmem_p. - -Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com> - - * loop.c (basic_induction_var): Added test preventing - CCmode parameter passed to convert_modes(). - -Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> - - * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore - input_filename and lineno around expand_expr call. Set them to values - in WFL before expand_expr call. - -Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com> - - * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype. - -Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net> - - * fold-const.c (constant_boolean_node): New function. - (fold): Use it. - -Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (gen_shl_and): Don't sign extend constant for kind two. - Abort if trying to split kind 3 or 4 outside of combine. - -Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com) - - * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX. - -Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu> - - * objc/Make-lang.in (OBJC_O): Add missing exeext. - (libobjc.a, runtime-info.h): Likewise. - -Fri May 15 01:29:39 1998 John Wehle (john@feith.com) - - * i386.h (DATA_ALIGNMENT): Define. - -Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (delete_output_reload): Ignore single USE that - was emitted for the pseudo use of this INSN. - If the no reference to REG between OUTPUT_RELOAD_INSN and INSN - remains, we can always delete OUTPUT_RELOAD_INSN. - -Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com> - - * reload.c (find_reloads): Don't penalize SCRATCH output reload. - -Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (expr.o): Remove dependency on deleted modemap.def file. - -Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * eh-common.h: New file for basic EH data structures. - * except.h: Various prototypes and structures for NEW_EH_MODEL - * function.h (struct function): Add a struct eh_stack for the catch - clause stack. - * except.c (gen_exception_label): New function to generate an - exception label. - (push_eh_entry): Use gen_exception_label() and init 'label_used' field. - (push_entry): New function to push an existing entry onto a stack. - (receive_exception_label): New function to emit the code required - at the start of all catch blocks. - (struct func_eh_entry): New structure for maintaining handlers - associated with EH regions. - (new_eh_region_entry): New function to register an EH region. - (add_new_handler): New function to register a handler with a region. - (get_new_handler): Creates anew handler entry for registering. - (find_func_region): New function to convert a NOTE eh region number - to an Eh region index. - (get_first_handler): New function to get the first handler in a region. - (clear_function_eh_region): New function to release memory. - (duplicate_handlers): New function to duplicate a list of handlers. - (expand_eh_region_end): Create a new region entry node as well. - (expand_leftover_cleanups): Call receive_exception_label() and - register the cleanup as a handler to the current region. - (expand_start_catch): New function to start a catch clause. - (expand_end_catch): New function to end a catch clause. - (expand_start_all_catch): restructure to not do the equivilent of - what expand_start_catch() does now. Push the exception region being - handled onto the catch stack. - (output_exception_table_entry): Issue an entry for each handler - associated with a region. - (set_exception_lang_code): New function for setting the language code. - (set_exception_version_code): New function to set the version number. - (output_exception_table): Output version and language codes. - (find_exception_handler_labels): Find handler labels using new scheme. - (is_exception_handler_label): New function, returns 1 if label is - present as a handler in some exception region. - (check_exception_handler_labels): Use the new scheme. - (init_eh_for_function): Initialize the catch stack. - (save_eh_status): Save the catch stack. - (restore_eh_status): Restore the catch stack. - (scan_region): Don't remove unreferenced handler label. Flow does it. - (get_reg_for_handler): New function to get the eh_context pointer - passed by __throw. - (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only. - * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table - entry when processing END region rather that START region. - * flow.c (find_basic_blocks_1): Find all potential handler regions - now that we don't automatically know what the labels might be. - Let scan_region() remove unreferenced EH BEGIN/END labels. - * integrate.c (get_label_from_map): Put inlined labels onto the - permanent obstack since we dont know which ones might be exception - labels. - (save_for_inline_copying): Make new copies of all the handlers. - (expand_inline_function): Make new copies of all the handlers. - * libgcc2.c: Remove local struct decls, and include eh-common.h. - (find_exception_handler): With NEW_EH_MODEL the first matching - region we find is the right one. Add eh_info as a new parameter. - (__throw): Pass eh_info to find_exception_handler. Set handler - and pass use different regs under NEW_EH_MODEL. - -Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com> - - * i960.h (hard_regno_mode_ok): Changed to function from array of - unsigned. - (HARD_REGNO_MODE_OK): Call function instead of testing bit. - * i960.c (hard_regno_mode_ok): Changed to function from array of - unsigned. - -Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload.c (remove_replacements): New function. - * reload.h (remove_replacements): Declare. - * reload1.c (choose_reload_regs): Disable some reloads that - belong to inherited reloads. - -Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * loop.c (scan_loop): Don't call move_moveables for optimize_size. - - * reload1.c (merge_assigned_reloads): When merging, reset - reload_spill_index for the eliminated reload. - -Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (schedule_insns): Fix merge goof. - -1998-05-13 Jim Wilson <wilson@cygnus.com> - - * varasm.c (make_decl_rtl): Revert April 1 change. - * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h, - m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK): - Get function name from the SYMBOL_REF in the DECL_RTL, not from - DECL_ASSEMBLER_NAME. - * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of - DECL_ASSEMBLER_NAME. - -Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com> - - * i386.c (notice_update_cc, output_float_compare): Disable - TARGET_CMOVE support. - -Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com> - Jeff Law <law@cygnus.com> - - * rtlanal.c (find_reg_note): Ignore notes that are not on on - insns of class 'i'. - (find_regno_note): Likewise. - - * Makefile.in (stor-layout.o): Depend on except.h - (varasm.o, function.o): Likewise. - (expr.o): Depend on except.h, modemap.def and hard-reg-set.h. - - * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o. - (rtl.o, emit-rtl.o): Add dependency on bitmap.h. - ($(HOST_PREFIX_1)rtl.o): Likewise. - ($(HOST_PREFIX_1)bitmap.o): New host object. - * emit-rtl.c (toplevel): Include bitmap.h. - (gen_rtx): Handle 't' and 'b' nodes. - * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes. - Print block number for block begin/end notes. Print 't' type - nodes as a pointer. Know that the 3rd argument of live range - start/stop notes is really a range_info rtx. If type is 'b', print - out argument as a bitmap. - * rtl.c: Include bitmap.c. - (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'. - (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE. - * rtl.def (RANGE_LIVE): New node to hold live information while we - recalculate the basic blocks. - (RANGE_REG, RANGE_INFO): New rtl types for live range splitting. - (RANGE_VAR): New node, to hold information saved in symbol node for New - communicating live range information to the debug output functions. - * rtl.h (rtunion_def): Add rttree and rtbit fields. - (XBITMAP, XTREE): New accessor macros. - (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes. - (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes. - (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define. - (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes. - (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros. - (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros. - (RANGE_INFO_*): Likewise. - * sched.c (sched_analyze): Keep live range start/stop notes. - (unlink_other_notes): Likewise. - * haifa-sched.c (sched_analyze): Keep live range start/stop notes. - (unlink_other_notes): Likewise. - * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros. - (BLOCK_LIVE_RANGE_FLAG): Likewise. - (DECL_LIVE_RANGE_RTL): Likewise. - (struct tree_block): Add live_range_flag, live_range_var_flag, - live_range_start and live_range_end. - (struct tree_decl): Add live_range_rtl field. - * gengenrtl.c (type_from_format): Handle 'b' and 't'. - (accessor_from_format): Likewise. - - * haifa-sched.c (schedule_block): Make verbose output line up. - Also add a blank line in printing the individual ready lists. - -Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h. - (c-lex.o): Depend on output.h. - (c-common.o): Likewise. - (stmt.o): Likewise. - (calls.o): Likewise. - (integrate.o): Depend on toplev.h. - (regclass.o): Depend on output.h. - (final.o): Depend on reload.h. - - * c-common.c: Include output.h. - (check_format_info): Remove unused variable `integral_format'. - - * c-decl.c (print_lang_decl): Mark parameters `file', `node' and - `indent' with ATTRIBUTE_UNUSED. - (print_lang_type): Likewise. - (maybe_build_cleanup): Likewise for parameter `decl'. - (copy_lang_decl): Likewise for parameter `node'. - - * c-lang.c: Include c-tree.h, c-lex.h and toplev.h. - (lang_print_xnode): Mark parameters `file', `node' and `indent' - with ATTRIBUTE_UNUSED. - (lookup_interface): Likewise for parameter `arg'. - (is_class_name): Likewise. - (maybe_objc_check_decl): Likewise for parameter `decl'. - (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and - `reflexive'. - (maybe_objc_method_name): Likewise for parameter `decl'. - (build_objc_string): Likewise for parameters `len' and `str'. - - * c-lex.c: Include output.h. - - * c-lex.h (position_after_white_space): Correct typo in prototype. - - * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else, - c_expand_end_cond, init_iterators): Add prototypes. - - * caller-save.c (set_reg_live): Mark parameters `reg' and `setter' - with ATTRIBUTE_UNUSED. - - * calls.c: Include output.h. - - * cccp.c (pipe_closed): Mark parameter `signo' with - ATTRIBUTE_UNUSED. - - * combine.c: Move inclusion of expr.h to after insn-config.h. - - * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define - as empty, rather define as ((void)0). - - * sparc.c (sparc_check_64): Add braces around ambiguous `else'. - Add parentheses around assignment used as truth value. - - * cplus-dem.c (squangle_mop_up): Change return type to void. - (internal_cplus_demangle): Remove unused parameter `options'. - All callers changed. - (cplus_demangle_opname): Remove function wide variable `int i' and - replace with `size_t i' at each location where it is used. - (cplus_demangle_opname): change type of `i' from int to size_t. - - * cppexp.c (right_shift): Mark parameter `pfile' with - ATTRIBUTE_UNUSED. - - * cpphash.c (cpp_lookup): Likewise. - (cpp_hash_cleanup): Likewise. - - * cpplib.c (parse_name): Add a prototype and make it static. - (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED. - (null_cleanup): Likewise for parameters `pbuf' and `pfile'. - (macro_cleanup): Likewise for parameter `pfile'. - (file_cleanup): Likewise. - - * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read, - cpp_read_check_assertion, skip_rest_of_line): Add prototypes. - - * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data, - __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED. - - * cse.c (cse_check_loop_start): Mark parameter `set' with - ATTRIBUTE_UNUSED. - - * dbxout.c (flag_minimal_debug, have_used_extensions, - source_label_number): Move inside macro wrapper check against - defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO). - - * dwarf2out.c (gen_entry_point_die): Hide prototype and definition. - - * except.h (doing_eh): Provide prototype. - - * expr.c: Move inclusion of expr.h to after insn-config.h. - - * final.c: Include reload.h. - (shorten_branches): Cast the first argument of bzero to char *. - - * fix-header.c (cpp_print_containing_files): Mark parameter - `pfile' with ATTRIBUTE_UNUSED. - (cpp_fatal): Likewise. - - * flow.c (find_basic_blocks_1): Cast the first argument of bzero - to char *. - - * genattrtab.c (make_length_attrs): Change the type of variable - `i' from int to size_t. - (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED. - (one_fn): Likewise. - - * genextract.c (main): When generating insn-extract.c, mark - variable `junk' with ATTRIBUTE_UNUSED. - - * gengenrtl.c (gencode): When generating genrtl.c, cast the first - argument of bzero to char*. - - * integrate.c: Include toplev.h. - - * libgcc2.c: Wrap `struct exception_table' and - `find_exception_handler' in macro DWARF2_UNWIND_INFO. - - * objc/Make-lang.in (objc-act.o): Depend on toplev.h. - - * objc/objc-act.c: Include toplev.h. - (lang_print_xnode): Mark parameters `file', `node' and `indent' - with ATTRIBUTE_UNUSED. - (finish_protocol): Likewise for parameter `protocol'. - - * output.h (declare_weak): Add prototype. - (decode_reg_name): Don't wrap with TREE_CODE macro. - (assemble_alias): Add prototype. - - * regclass.c: Include output.h. - - * reload.h (reloads_conflict): Add prototype. - - * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p, - output_func_start_profiler): Add prototypes. - - * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with - ATTRIBUTE_UNUSED. - - * scan-decls.c: Include scan.h. - - * scan.h (recognized_function, recognized_extern): Add prototypes. - - * stmt.c: Include output.h. - - * toplev.c (error_for_asm, warning_for_asm): Remove prototypes. - (output_lang_identify): Hide prototype and definition. - (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED. - (pipe_closed): Likewise. - - * toplev.h (count_error, strip_off_ending, error_for_asm, - warning_for_asm): Add prototypes. - -Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com> - - * toplev.c (rest_of_compilation): "Charge" final for any time - doing various cleanup operations after finishing compilation - of a function. - - * flow.c (dump_flow_info): Also print number of sets and - whether or not the pseudo is a user variable. - - * flow.c (reg_n_max): New global variable. - * regclass.c (allocate_reg_info): Keep reg_n_max up to date. - Delete regno_max variable. - * regs.h (REG_N_CHECK): Define. - (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK. - (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise. - (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise. - -Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de> - - * acconfig.h (ENABLE_CHECKING): Undefine. - * configure.in (--enable-checking): New option. - -Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (merge_assigned_reloads): Can merge - RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even - if RELOAD_FOR_INPUT with the same reload_reg_rtx is present. - -Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com> - - * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST. - -Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (gen_reload): Create REG_EQUIV notes. - -Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload1.c (reload): Fix check for USEs to use code of pattern. - (choose_reload_regs): Remove dead variable use_insn. - -Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com) - - * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes. - -Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com> - - * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless - already defined. - (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline. - (insn_{unit,issue_delay}): Ditto. - (blockage_range): Ditto. - (actual_hazard{,_this_instance}): Ditto. - (schedule_unit): Ditto. - (potential_hazard): Ditto. - (insn_cost): Ditto. - (swap_sort): Ditto. - (queue_insn): Ditto. - (birthing_insn_p): Ditto. - (adjust_priority): Ditto. - (get_block_head_tail): Ditto. - (init_rgn_data_dependences): Ditto. - -Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de> - - * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define. - -Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com> - - * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon. - -Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com> - - * config/mips/mips.md (dslot): Move after definition of "cpu" - attribute. Handle r3900 case. - -Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * system.h: Define the STRINGIFY macro here. - * protoize.c: Not here. - * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro. - -Tue May 12 00:47:33 1998 John Wehle (john@feith.com) - - * varasm.c (assemble_variable): Compute the alignment of the data - earlier so that both initialized and uninitialized variables are - effected by DATA_ALIGNMENT. - * tm.texi (DATA_ALIGNMENT): Updated appropriately. - -Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com) - - * mips.c: Prototype static functions. - -Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com> - - * regmove.c (fixup_match_2, find_matches, regmove_profitable): - Add explanatory comments. - - * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT. - -Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com> - - * sparc.md (ffsdi2): Disable. Simplify the expression as well. - -Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com> - - * varasm.c (make_decl_rtl): Disable April 1 change. - -Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com> - - * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge. - -Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com> - - * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'. - * alpha.c (print_operand): Handle it. - * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and - related define_splits. Also add peepholes for SImode reload - plus sign_extend lossage. - -Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * genattr.c: Include stdarg.h/varargs.h. Change function - `fatal' to use variable arguments instead of faking it with - integer parameters. Provide a prototype which also - checks the format specifiers using ATTRIBUTE_PRINTF_1. - - * genattrtab.c: Likewise. - * gencodes.c: Likewise. - * genconfig.c: Likewise. - * genemit.c: Likewise. - * genextract.c: Likewise. - * genflags.c: Likewise. - * genopinit.c: Likewise. - * genpeep.c: Likewise. - * genrecog.c: Likewise. - * genoutput.c: Likewise. Similarly for function `error'. - -Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf. - * alocal.m4 (GCC_C_VOLATILE): New autoconf test. - * configure.in: Use GCC_C_VOLATILE. - * system.h (volatile): Define as empty if no volatile support is - available. - -Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com) - - * genemit.c (output_add_clobbers): Removed unused variable 'i' from - generated fucntion. - -Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com> - - * loop.c (get_condition): Don't combine when either compare is MODE_CC. - * alpha.c (alpha_emit_conditional_branch): New function. Taken from - the body of beq; additionally set the mode of the branch to CCmode for - FP compares and not fast_math. - (alpha_emit_conditional_move): Always use a compare insn for FP - when not fast_math, as well as setting CCmode on the cmov. - * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch. - - * machmode.h (COMPLEX_MODE_P): New macro. - -Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com> - - * haifa-sched.c (print_exp): Fix typo. - -Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com> - - * final.c (final_scan_insn): Call fatal_insn instead of abort if - we could not split an insn when required to. - - * m32r.md ({add,sub}di3): Add define_splits and appropriate low - level insns. - (peepholes): Disable peepholes that call dead_or_set_p. - (movsi): Rewrite to handle addresses better after last change. - Add define_split to split load of addresses in large/medium modes. - (prologue): Call m32r_expand_prologue. - (movsi_{push,pop}): Generators for push/pop. - (movsi): Support PRE_{INC,DEC}, POST_INC. - (mov{di,df}): Rewrite. Always split the insns. - (movsf): Add define_split to get register load in correct mode. - (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint. - (attributes): Rewrite attributes so that type indicates both the - type and the length of the insn directly. - (all insns): Change to use new type attributes. - (debug): New attribute to convey whether -mdebug was used. - (opt_space): New attribute to convey whether -Os was used. - (function units): Loads are 3 cycles, not 2. Better classify all - insns into short/long. - (load/store/extend insns): Add separate case for load/store - indirect operations without an offset. - (divsi3): Division is a long operation, not short. - - * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for - modes > 1 word. - (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent. - (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares. - (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for - operands with PRE_{INC,DEC}, POST_INC. - (FUNCTION_PROFILER): Call abort instead of doing nothing. - (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of - SImode variables. - (gen_split_move_double): Declare. - (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset. - - * m32r.c (gen_split_move_double): Fix typo. Also, don't call - emit_move_insn, build up SET's directly. - (toplevel): Include system.h, not stdio.h. - (move_double_src_operand): Allow any DF or DI mode constant. - (gen_split_move_double): Split moves of DI or DF values into the - appropriate moves, loads, or stores. Don't handle use of auto - inc/dec if using dead index. Do handle overlapping moves, etc. - (m32r_frame_info): Remove prologue_size field. - (m32r_compute_frame_size): Don't calculate prologue size. - (m32r_output_function_prologue): Change to pretty much a NOP. - (m32r_expand_prologue): Expand prologue as a series of INSNs. - (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC. - (m32r_print_operand_address): Ditto. - -Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org) - - * reload1.c (emit_reload_insns): When performing expensive - optimizations, do not output the last reload insn if OLD is - not the dest of NSN and is in the src and is clobbered by INSN. - -Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (genrtl.o): Depend on system.h. - * gengenrtl.c (gencode): When creating genrtl.c, have it - include system.h. - -Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * config/m68k/t-linux: Remove extra stuff already included in - config/t-linux. - -Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com> - - * fixinc.wrap: Renamed from fixinc.math. Put wrapper around - curses.h if it contains `typedef char bool;', as suggested by - Manfred Hollstein <manfred@s-direktnet.de>. - - * configure.in: Rename fixinc.math to fixinc.wrap. - -Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com> - - * gcc.c (read_specs): Handle missing blank line at end of specs file. - - * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1, - movdfcc_1): Disable. - -Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com> - - * configure.in (enable_threads): Rename to enable_threads_flag before - main loop. Set enable_threads to enable_threads_flag inside main - loop. - -Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com> - - * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called - multiple times. - -Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro. - - * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT. - (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h. - (AC_CHECK_FUNCS): Remove unused check for vprintf. - - * Makefile.in: Add support for linking in vfprintf.c and doprint.c. - (cccp.o): Depend on gansidecl.h. - (cexp.o): Likewise. - - * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as - per the rest of gcc source. - * cexp.y: Likewise. Include gansidecl.h and remove all code made - redundant. - - * cccp.c: Remove checks for HAVE_VPRINTF and the associated code - used when vfprintf is missing. - * cexp.y: Likewise. - * gcc.c: Likewise. - * genattrtab.c: Likewise. - * mips-tfile.c: Likewise. - * toplev.c: Likewise. - - * vfprintf.c: New file. - * doprint.c: New file. - -Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com) - - * config/linux.h (ASM_COMMENT_START): Remove from here, - * config/linux-aout.h (ASM_COMMENT_START): and here, - * config/i386/linux.h (ASM_COMMENT_START): to here, - * config/i386/linux-aout.h (ASM_COMMENT_START): and here. - * config/i386/linux-oldld.h (ASM_COMMENT_START): Define - here as '#' too. - -Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode - constant. - -Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com> - - * Makefile.in (dwarfout.o) Add toplev.h dependency. - * dwarfout.c, i386.c: Include toplev.h - * toplev.h: (pfatal_with_name) Add prototype. - -Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com> - - * Makefile.in: Fix .SUFFIXES. - -Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au> - - * config/linux.h (ASM_COMMENT_START): Define as "#". - * config/linux-aout.h (ASM_COMMENT_START): Likewise. - -Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com> - - * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency. - * objc/objc-parse.y, objc/objc-parse.c: Regenerate. - - * toplev.c: Include toplev.h. - * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o, - c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o, - dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o, - hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o, - reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add - toplev.h dependency. - - * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to - HARD_FRAME_POINTER_REGNUM. - - * expr.c (target_temp_slot_level): Delete duplicate definition. - -Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com) - - * stmt.c (mark_seen_cases): Make it have external linkage again. - * expr.h (mark_seen_cases): Add declaration, but only when tree.h - has been included. - - * haifa-sched.c (print_value, case SUBREG): Fix typo. - - * i386.c (output_387_binary_op): Add some braces to avoid warnings. - * i386.h (REG_CLASS_CONTENTS): Similarly. - - * toplev.c (-fsched-max): Delete flag. - (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise. - * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N - and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG - conditionals. - - * haifa-sched.c (find_rgns): Correctly handle reducible loops with - inner loops which are not reducible. - - * loop.c (regs_match_p): Fix typo in prototype. - - * regmove.c (try_auto_increment): Wrap declaration inside an - #ifdef AUTO_INC_DEC. - -Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com> - - * final.c (output_operand_lossage): Call fatal with the operand - lossage message instead of calling abort. - -Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * c-common.c: Convert to using ctype macros defined in system.h. - * c-lex.c: Likewise. - * cccp.c: Likewise. - * collect2.c: Likewise. - * rs6000.c: Likewise. - * cpplib.c: Likewise. - * fix-header.c: Likewise. - * gcc.c: Likewise. - * gen-protos.c: Likewise. - * pexecute.c: Likewise. - * protoize.c: Likewise. - * rtl.c: Likewise. - * scan.c: Likewise. - * stmt.c: Likewise. - * tlink.c: Likewise. - * toplev.c: Likewise. - -Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com> - - * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) : - Replace -gdwarf-2 with -g0. - -Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h. - * mips-tdump.c: Include system.h, remove redundant headers. - * mips-tfile.c: Likewise. Also, convert all ctype function calls - to calls of the macro versions defined in system.h. - - * objc/Make-lang.in (objc-act.o): Depend on system.h. - * objc/objc-act.c: Include system.h, remove redundant headers. - -Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * configure.in (AC_CHECK_FUNCS): Add isascii. - (GCC_NEED_DECLARATIONS): Add atof. - - * system.h: Provide prototypes for abort, atof, atol and sbrk here. - * rtl.c, rtl.h, toplev.c, tree.h: Not here. - -Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * system.h: Wrap time.h and sys/file.h in autoconf checks. - Provide default definitions for O_RDONLY and O_WRONLY here. - - * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here. - -1998-05-06 Mark Mitchell <mmitchell@usa.net> - - * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'. - -Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com> - - * toplev.h: New file. Protypes for functions in toplev.c. - * tree.h, rtl.h: Deleted protos for functions in toplev.c. - * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c, - c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c, - convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c, - function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c, - reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c, - varasm.c: include it. - -Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com) - Jim Wilson (wilson@cygnus.com) - - * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf - blocks. Check for 1 successor which is the EXIT_BLOCK. - - * haifa-sched.c (find_rgns): Detect unreachable blocks, including - unreachable loops with more than one block. - -Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * fix-header.c (write_rbrac): Add "abort" to functions which need to - be protected. - -Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com) - - * Check in merge from gcc2. See ChangeLog.12 for details. - -Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com> - - * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not - accept 'a' flag. 'S' does accept 'a' flag. - (check_format_info): When pedantic, warn for m/C/S/a/A formats, - and `a' flag. - - * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include. - -Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * config/m68k/m68k.h: Declare functions from m68k.c used in - macros and machine description. - (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for - long values. - (ASM_OUTPUT_FLOAT): Likewise. - (ASM_OUTPUT_FLOAT_OPERAND): Likewise. - -Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com> - - * tree.def: Add NAMESPACE_DECL. - * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now. - * dwarf2out.c (push_decl_scope): Likewise. - (scope_die_for): Likewise. - * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine - how to get next context level. - -Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com> - - * i386.c (output_fix_trunc): Add code to emulate non-popping DImode - case. - -Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com) - - * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers. - - * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes - for any insns skipped at the start of a block because they were - redundant. - -Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com> - - * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000. - -1998-05-04 Ulrich Drepper <drepper@cygnus.com> - - * c-common.c (format_char_info): Add new field hhlen. - (print_char_table, scan_char_table, time_char_table): Initialize - hhlen field appropriately. - (char_format_info): Recognize hh modifier and lookup correct char - table entry. - -Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com> - - * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string - reference if this is a store. - -Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com> - - * sparc.c (output_move_quad): Fix typo in mov_by_64 argument. - -Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com> - - Make UnixWare 7 bootstrap support work with final shipping product. - * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file. - Pick up xm-siglist and xm-alloca. - (xm_defines): Add USG so dbxout will build. - * configure: Regenerate. - -Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com> - - Support for official Sparc V9 ABI: - * sparc.c (sparc_override_options): Force stack bias off for !arch64. - Care for flag_pcc_struct_return default. - (output_move_quad): Rewrite to move by halves on v9 and in the - proper direction. - (move_quad_direction): New function. - (output_fp_move_quad): Use it to determine the direction of copy. - (function_arg_slotno): Return -1 for FP reg overflow as well. - (function_arg_record_value*): New functions. - (function_arg): Use them. Streamline unprototyped parameter passing. - (function_arg_pass_by_reference): Pass TCmode by reference. - (function_value): New function. - * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use - long long in 64-bit mode. - (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs. - (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable. - (BASE_RETURN_VALUE_REG): Consider complex float types for arch64. - (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise. - (BASE_INCOMING_ARG_REG): Likewise. - (FUNCTION_VALUE): Call function_value. - (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise. - * sparc.md (movdi_sp32_v9): Disable for arch64. - (movsf, movdf, movtf): Sort all ulternatives using fp regs first. - (call_value_address_sp64): Remove register class constraints. - (call_value_symbolic_sp64): Likewise. - (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain - v9 case to 32-bit constants. - (goto_handler_and_restore_v9): Provide a version for arch64. - * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition. - * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias. - (CPP_PREDEFINES): New. - * sparc/sp64-elf.h: Likewise. - (PREFERRED_DEBUGGING_TYPE): Dwarf2. - (ASM_OUTPUT_DWARF2_ADDR_CONST): New. - * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes. - -Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload.c (find_reloads): Emit USEs to mark where a pseudo - is reloaded with the MEM of its stack slot. - * reload1.c (cannot_omit_stores): Delete. - (reload): Don't initialize it. - Don't apply avoid_return_reg logic to USEs. - When done, remove USEs that have a REG_EQUAL note on them. - (emit_reload_insns): Handle case where we have inherited a MEM. - (choose_reload_regs): Likewise. - (delete_output_reload): Don't use cannot_omit_stores. - -Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (cpp.info, gcc.info): Put -o option before input file. - -Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com> - - * haifa-sched.c (print_{exp,value}): Various changes to make the - debug output easier to read. Also, use only one buffer, and make - sure the buffer we are passed in doesn't overflow. - (safe_concat): Concatenate to a buffer without overflow. - -Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree - with the prototype. - -Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sched.c (new_insn_dead_notes): Check if the register was - used in the original instruction. - * haifa-sched.c (new_insn_dead_notes): Likewise. - -Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (scope_die_for): If could not find proper scope, - check for and handle tagged type with incorrect TYPE_CONTEXT. - -Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu> - - * calls.c (expand_call): Fix recognition of C++ operator new. - - * alias.c (mode_alias_check): Disable type based alias detection. - -Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com> - - * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL, - ASM_OUTPUT_WEAK_ALIAS): Define. - * config/mips/elf64.h: Same. - * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK, - ASM_WEAKEN_LABEL): Removed. - -Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * calls.c (expand_call): Bump the length limit on the specially - recognized function names to 17. - -Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com> - - * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS - when undefining macros at the end. - - * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either - val or len has TREE_SIDE_EFFECTS set. - - * sparc.md (mulsidi3): Call const v8plus and v8plus routines. - (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name. - (smuldi3_highpart): Call const v8plus routine. - (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus. - (const_smulsi3_highpart_v8plus): New pattern. - (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32. - (umulsidi3): Call const v8plus routine. - (umulsi3_highpart): Handle const before v8plus. Call const v8plus - routine. - (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus. - (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32. - -Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com> - - * m32r.c (*_oper{and|ator}): Change enum arguments and return - values to int, so they can be prototyped even in files that don't - include rtl.h. - ({small,large}_insn_p): Ditto. - (m32r_select_cc_mode): Ditto. - (gen_compare): Ditto. - (function_arg_partial_nregs): Ditto. - (m32r_setup_incoming_varargs): Ditto. - (init_reg_tables): Add prototype. - (m32r_frame_info): Add prolog_size field. - (m32r_compute_frame_size): Calculate the size of the prologue. - (m32r_first_insn_address): Return prologue size. - (m32r_output_function_prologue): Calculate frame size before - printing out information. Print out the prologue size. - - * m32r.h: Prototype all functions in m32r.c. - (FIRST_INSN_ADDRESS): Declare, returning prologue size. - - * m32r.md (bcc functions): Cast enum's to int. - - * m32r.c (conditional_move_operand): Silence a debug message. - ({small,long}_insn): New predicates. - - * m32r.h (TARGET_M32R): New macro. - (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn. - (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler - was selected. - (ISSUE_RATE): Define as 2. - - * m32r.md (insn_size): New attribute. - ({,rev_}branch_insn): Add .s qualifier to branches believed to be - short. - (m32r): New attribute. - - * configure.in (enable_haifa): Switch m32r to Haifa by default. - * configure: Regenerate. - - (Changes from Nick Clifton <nickc@cygnus.com>) - * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm - the equivalent of a negated 'I' constraint. - (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole - optimisation to work. - - * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather - than 'I' since the value is negated. - (peephole): Add peephole optimisation to cope with optimization of - divide and subtracts of the same operands. - - * m32r.c zero_and_one, emit_cond_move): Add support for MVFC. - * m32r.h: Ditto. - * m32r.md: Ditto. - - * m32r.h (PREDICATE_CODES): Add declaration of machine specific - predicates. - -Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (libgcc2.ready): Revert last patch (Apr 24). - -Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com> - - * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against - frame_pointer_rtx not FRAME_POINTER_REGNUM. - -Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com> - - * reg-stack.c: Revert last patch (Apr 20). - (convert_regs): Set insn to PREV_INSN (next) after do while loop. - - * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code. - - * loop.c (check_dbra_loop): New locals jump, first_compare, and - compare_and_branch. Call get_condition to set first_compare. - Set compare_and_branch to number of compare/branch instructions. - Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare. - Replace '2' with compare_and_branch. - -Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * cplus-dem.c (demangle_qualified): Replace missing else. - -Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG. - -Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (sh_expand_prologue, sh_expand_epilogue): - If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment. - * sh.h (STACK_BOUNDARY): Likewise. - -Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define. - -Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com> - - * system.h (abort): If abort is not defined, and neither is - USE_SYSTEM_ABORT, redefine abort to call fprintf and exit, - reporting the line and filename of the error. - - * .gdbinit: Add breakpoints on exit and fancy_abort. - - * final.c (split_double): Avoid a compiler warning if - BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT. - - * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros - for calling jump_optimize. - - * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_* - macros, rather than 0/1's. - -Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com> - - * alpha.h (CONST_COSTS): Zero is always free. - (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown. - -Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the - length in the name of a virtual table. - -Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N. - -Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com) - - * fold-const.c (fold_convert): Fix typo. - -Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu> - - * alias.c (alias_invariant): New variable. - (record_base_value): New argument INVARIANT. - (memrefs_conflict_p): If a register has an entry in the alias_invariant - array, try substituting that value for the register. - - * rtl.h: Declare record_base_value. - - * loop.c, unroll.c: Update callers of record_base_value. - - * alias.c (find_base_value, find_base_term): SIGN_EXTEND and - ZERO_EXTEND do not affect base values. - -Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com) - - * dbxout.c (dbxout_type): Fix typo. - (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix. - - * configure.in: Use CC_FOR_BUILD, not BUILD_CC. - -Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu> - - * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P - if the argument is the address of a structure or array. - - * configure.in: Enable Haifa scheduler by default for SPARC. - -Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * cse.c (cse_set_around_loop): Don't do optimization when - new pseudos are created. - -Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com) - - * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC - appropriately. - (dbxout_type_method_1, dbxout_type): Likewise. - (print_int_cst_octal, print_octal, dbxout_symbol): Likewise. - (dbxout_type): Fix check for when to print a type range in - octal vs decimal. - -Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * (gen_shl_and, in case 1): Fix comparison with mask. - -Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com> - - * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame - pointer as second register in REG+REG pair. - -Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * c-common.c (check_format_info): Don't check for the 'x' format - character twice, instead check for 'x' and 'X' - -Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (libgcc2.ready): Add explicit dependancy from - $(STMP_FIXPROTO) to ensure all necessary include files have - been created and to guarantee proper parallel builds. - -Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra - register for stdarg functions. - * sh.h (current_function_varargs): Declare. - (FUNCTION_ARG): Ignore NAMED for stdarg functions. - -1998-04-23 Jim Wilson <wilson@cygnus.com> - - * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when - inhibit_libc is defined. - - * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL. - -Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com> - - * profile.c (tablejump_entry_p): New function. - (branch_prob): Add code to recognize MIPS tablejump entry branch. - Use tablejump_entry_p in MIPS and HPPA tablejump checking code. - -Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com> - - * config/arm/arm.c (find_barrier): Return as soon as a barrier is - found, rather than at end of the loop, after the insn has been - changed. - -Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift. - * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete. - -Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com> - - * loop.c (note_addr_stored): Correct function to take 2 arguments, - instead of 1. - - * rtl.def (MATCH_INSN2): Add new matching pattern. - * genrecog.c (add_to_sequence): Support MATCH_INSN2. - -Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu> - - * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero - if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD. - - * final.c (split_double): Sign extend both halves of a split CONST_INT. - -Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com) - - * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT. - -Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> - - * cplus-dem.c (struct work stuff): Add field for B and K mangle codes. - (cplus_demangle_opname): Call mop_up_squangle. - (cplus_demangle): Initialize squangle info, then call - internal_cplus_demangle. (Most code moved there as well) - (internal_cplus_demangle): New function, performs most of what use - to be done in cplus_demangle, but is only called with this file. - (squangle_mop_up): New function to clean up B and K code data. - (mop_up): set pointers to NULL after freeing. - (demangle_signature, demangle_template, demangle_class): Add - switch elements to handle K and B codes. - (demangle_prefix, gnu_special, demangle_qualified): Add - code to handle K and B codes. - (do_type, demangle_fund_type): Handle B and K codes. - (remember_Ktype): New function to store K info. - (register_Btype, remember_Btype): New functions for B codes. - (forget_B_and_K_types): New function to destroy B and K info. - -1998-04-21 Jim Wilson <wilson@cygnus.com> - - * stmt.c (check_seenlabel): When search for line number note for - warning, handle case where there is no such note. - -Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu> - - * genemit.c (gen_exp): Allow machine description to set mode of - MATCH_OP_DUP. - -Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu> - - * alias.c (mode_alias_check): New function. - (true_dependence, anti_dependence, output_dependence): Call - mode_alias_check. - -Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com) - - * mips.h (STACK_BOUNDARY): Allow specific targets to override. - (MIPS_STACK_ALIGN): Similarly. - - * c-common.c (type_for_mode): Handle TI types. - * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define. - (init_decl_processing): Handle TI types. - * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare. - - * mips.c (block_move_loop): Test Pmode == DImode instead of - TARGET_MIPS64. - (expand_block_move, save_restore_insns): Likewise. - (function_prologue, mips_expand_prologue): Likewise. - (mips_expand_epilogue): Likewise. - * mips.h (POINTER_SIZE): Allow specific targets to override. - (Pmode): Allow specific targets to override. - (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64 - (POINTER_BOUNDARY, FUNCTION_MODE): Likewise. - (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise. - (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise. - (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise. - (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise. - * mips.md (indirect, tablejump & casesi support): Test for - Pmode == DImode instead of TARGET_MIPS64. - (call patterns): Likewise. - -Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done - for gen_rtx(MEM, ...). - -Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com> - - * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite - to not be so gross, and to properly function with PIC. - -Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com> - - * frame.c (heapsort): Rename to frame_heapsort. - - * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it. - -Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com> - - * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned. - -Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com) - - * i386.md (movsf_push, movdf_push, movxf_push): Allow memory - operands during and after reload. - -Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * final.c (shorten_branches, init_insn_lengths): Move code - to free label_align, uid_shuid, insn_lengths, insn_addresses - and uid_align from the former function into the latter one; - Add code to clear these variables. - * sh.h (label_align): Remove declaration. - -Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com> - - * gcc.c (lang_specific_driver): Declare prototype properly so - fatal can be passed to it without error. - - * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr. - * configure: Regenerate. - * config.in: Add #undef's for strchr and strrchr. - - * protoize.c (toplevel): If we have rindex, but not strrchr, map - rindex to strrchr. - (file_could_be_converted): Use strrchr, not rindex since rindex is - not defined on Linux systems when _POSIX_SOURCE is defined. - (file_normally_convertible): Ditto. - (process_aux_info_file): Ditto. - (main): Ditto. - - * rs6000.md (mov{sf,df} define_splits): When splitting a move of - a constant to an integer register, don't split the insns that do - the simple AND and OR operations, rather just split each word, and - let the normal movsi define split handle it further. - -Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling. - (split_branches): Call init_insn_lengths. - -Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com> - - * i386.c: Include expr.h to get the change_address prototype - declared. - -Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org) - - * reg-stack.c (subst_asm_stack_regs): Change to return the last - new insn generated by this function. - (subst_stack_regs): Likewise. - (convert_regs): Record the last newly generated insn and use - it for change_stack () instead of INSN. - -Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * fix-header.c (enum special_file): Undefine enumerators if they - are already defined by include files. - * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection - macro with '__' to not pollute user namespace. - -Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com> - - * haifa-sched.c (queue_to_ready): Fix typo in prototype. - -Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com> - - * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints. - - * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC. - Add missing -Dpentium* options. - (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default - instead of CPP_CPU_DEFAULT. - (EXTRA_SPECS): Add entry for cpp_cpu_default. - -Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be - negative in a stackless frame. - * rs6000.c (rs6000_stack_info): Don't include fixed-size link area - in stackless frame size. Support 64-bit stackless frame size. - Combine fpmem offset calculations and don't add total_size to - offset if not pushing a stack frame. - -Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com> - - * regmove.c (fixup_match_1): In three places, in flag_exceptions - check, change p to q. - -Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com> - - * gcc.c (lang_specific_driver): Add new parm type to prototype. - (added_libraries): New file scope static variable. - (process_command): Initialize added_libraries. Pass it to - lang_specific_driver. - (main): Use added_libraries in check for no input files. - -Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu> - - * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9 - code generation. Use 64 bit instructions in 32 bit mode when - possible. Use V9 return instruction. UltraSPARC optimizations. - - * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (. - -Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com) - - * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg, - just pass zero. That will work regardless of the size of HARD_REG_SET. - - * libgcc2.c (__floatdisf): Fix a couple typos. - -Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (mostlyclean): Delete *.mach and *.bp files. - -Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org> - - * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo. - -Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu> - - * emit-rtl.c (operand_subword_force): If a register can not be - accessed by words, copy it to a pseudo register. - -Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com> - - * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*. - -Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com> - - * tree.h (mark_seen_cases): Delete declaration. - -Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com) - - * stmt.c (mark_seen_cases): Make static and add prototype. - -Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * frame.c: Include stdlib.h and unistd.h to possibly get various - function prototypes. The fixproto script guarantees these header - files exist on the target system. - * libgcc2.c: Likewise. - - * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock, - __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the - function parameters. - * libgcc2.c (__udiv_w_sdiv): Likewise. - -Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com) - - * varasm.c (asm_output_bss): Add prototype. - (asm_output_aligned_bss): Likewise. - - * unroll.c (verify_addresses): Add prototype. - - * toplev.c: Add many prototypes. Too many to mention here. - - * stmt.c (check_seenlabel): Add prototype. - - * rtlanal.c (reg_set_p_1): Add prototype. - (reg_set_last_1): Likewise. - - * reorg.c (find_dead_or_set_registers): Add prototype. - - * regmove (try_auto_increment): Add prototype. - - * reg-stack.c (pop_stack): Add prototype. - - * recog.c (validate_replace_rtx_1): Add prototype. - (find_cosntant_term_loc): Likewise. - - * loop.c (regs_patch_p): Add prototype. - (add_label_notes, count_nonfixed_reads): Likewise. - (find_single_use_in_loop): Likewise. - (express_from): Surround prototype with #ifdef. - (giv_sort): Similarly. - - * jump.c (mark_modified_reg): Add prototype. - - * haifa-sched.c (is_prisky): Add prototype. - (queue_to_ready): Likewise. - - * genextract.c (gen_insn): Add prototype. - - * genemit.c (max_operand_1): Add prototype. - (max_operand_vec, print_code, gen_exp, gen_insn): Likewise. - (gen_expand, gen_explit, output_add_clobbers): Likewise. - (output_init_mov_optab): Likewise. - - * genattrtab.c (attr_hash_add_rtx): Add prototype. - (attr_hash_add_string, write_length_unit_log): Likewise. - - * genattr.c (init_range): Add prototype. - - * combine.c (sets_function_arg_p): Add prototype. - - * expr.c (store_constructor_field): Add prototype. - (get_memory_usage_from_modifier): Likewise - - * expmed.c (synth_mult): Add prototype. - (choose_multiplier, invert_mod2n): Likewise. - - * except.c (push_eh_entry): Add prototype. - (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise. - (call_get_eh_context, start_dynamic_cleanup): Likewise. - (start_dynamic_handler, can_throw): Likewise. - (output_exception_table_entry, scan_region): Likewise. - (eh_regs, set_insn_eh_region): Likewise. - - * dwarfout.c (decl_class_context): Add prototype. - (output_inheritance_die, type_ok_for_scope): Likewise. - - * c-lex.c (skip_white_space_on_line): Add prototype. - - * alias.c (record_set): Add prototype. - (find_base_term, base_alias_check): Likewise. - - * function.c (assign_outer_stack_local): Make static and add prototype. - - * haifa-sched.c (build_control_flow): Accept raw data as inputs - instead of computing it locally. Callers changed. - (find_rgns): Several new arguments. Callers changed. - Generally clean up and comment better. Use dominators to - identify reducible loops. Convert some flag arrays to bitmaps. - Convert most of the code to work on pred/succ lists instead of - an edge table. Add comments for future improvements. - (schedule_insns): Allocate temporary tables for flow data, call - routines to compute flow data and pass it along to children as - arguments. - (debug_control_flow): Delete. Use dump_bb_data instead. - - * basic-block.h (compute_dominators): Declare. - - * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging - functions. - * basic-block.h: Declare them. - -Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com> - - * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if - no operands. - -Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com> - - * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL. - Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated - node is non NULL. Cache last file name and file name identifier node. - -1998-04-15 Mark Mitchell <mmitchell@usa.net> - - * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get - the length of an array, not TREE_TYPE. - -Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com) - - * flow.c (sbitmap_union_of_successors): New function. - * basic-block.h (sbitmap_union_of_successors): Declare it. - -Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com> - - * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop. - Set gnu_ld to gnu_ld_flag inside main loop. - (gas): Likewise. - -Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com> - - * toplev.c (compile_file): Call init_parse using new interface. - (init_lex): Remove declaration. - - * c-lex.c (init_parse): Now returns char* containing filename. - -Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com) - - * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing. - -Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com> - - * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o. - (gen{extract,peep,opinit,output}): Ditto. - - * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a - global definition so print-rtl.o can be linked in. - * gen{peep,recog}.c (insn_attr_name): Ditto. - -Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com> - - * fixincludes: discard empty C++ comments, as found in sys/time.h - on hpux-11.0. - -Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant - operand. - -Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com) - - * emit-rtl.c (operand_subword): Rework slightly to avoid - bogus warning from previous change. - -Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com> - - * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's - Nov 8 find_replacement change. Move decls of get_unaligned_address - * alpha.h: ... here. - -Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu> - - * function.c (assign_parms): Initialize unsignedp before passing - its pointer to promote_mode. - - * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND. - (write_test_expr): Allow MATCH_INSN. - -Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com> - - * install.texi: Update section on warnings that can be safely ignored. - -Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com> - - * mips.md (reload_outdi): Change the scratch mode from DImode to - TImode. New variable scratch, used instead of operand[2] in template. - Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P. - -Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com> - - * expr.c (MOVE_RATIO): Set to 3 if optimizing for space. - -Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se> - - * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine. - -Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com) - - * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC. - (ASM_FINISH_DECLARE_OBJECT): Likewise. - - * Idea and part of the patch from HJ. - * Makefile.in: auto-host.h renamed from auto-config.h. All references - changed. - (distclean): Remove auto-build.h too. - * configure.in: Rename host autoconf generated file to auto-host.h. - If host != build, then run autoconf to generate auto-build.h for - the build machine and include it in build_xm_files. - Check for wait.h and sys/wait.h. - - * combine.c (simplify_rtx, case TRUNCATE): Respect value of - TRULY_NOOP_TRUNCATION. - -Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com> - - * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop. - -Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com> - - * invoke.texi (ld options) Include memset requirements - for options -nodstdlib and -nodefaultlibs. - -1998-04-12 Paul Eggert <eggert@twinsun.com> - - This change is from an idea suggested by Arthur David Olson. - - * c-common.c (decl_attributes, record_function_format, - check_format_info, init_function_format_info): - Add support for strftime format checking. - (enum format_type): New type. - (record_function_format): Now static, and takes value of type - enum format_type instead of int. - (time_char_table): New constant. - (struct function_format_info): format_type member renamed from is_scan. - (check_format_info): Use `warning' rather than sprintf followed by - `warning', to avoid mishandling `%' in warnings. - Change `pedwarn' to `warning', since these warnings do not necessarily - mean the program does not conform to the C Standard, as the code - need not be executed. - - * c-tree.h (record_function_format): Remove decl; no longer extern. - - * extend.texi: Add documentation for strftime format checking. - -Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com) - - * mips/ecoffl.h: Do not include mips.h. - * mips/elf.h: Likewise. - - * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files. - * mips/ecoff.h: Include "mips/mips.h". - -Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com) - - * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes. - (delete_trivially_dead_insns): Renamed from delete_dead_from_cse. - * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns - between loop optimization passes. - * rtl.h: Updated appropriately. - -Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com) - - Reinstall this patch from Jason. - * function.c (push_function_context_to): Don't call init_emit. - -Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com> - - * rtl.c (read_skip_spaces): Prevent infinite loops upon - encountering unterminated comments. - -Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com) - - * emit-rtl.c (operand_subword): Properly handle CONST_INTs for - 64x32 cross builds. - - * configure.in: Handle --with-fast-fixincludes. - (fixincludes): If --with-fast-fixincludes, then use a different - fixincludes program by default. - * Makefile.in (fixinc.sh): New rule. - -Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org) - - * i386.md (movqi+1): Handle invalid QI register. - (movsf_push-1): Likewise. - -Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com> - - * config/m32r/m32r.c: call_address_operand(): Only accept symbolic - addresses. - symbolic_memort_operand(), call32_operand(), int8_operand(), - int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed. - Not used. - uint16_operand(): Made static. - -Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com) - - * calls.c (expand_call): Fix typo. - -Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com) - - * c-lex.c (finput): New global. - (init_parse): Always included. Handle !USE_CPPLIB using - code originally in compile_file. - (finish_parse): Update for CPPLIB. - * toplev.c (init_parse, finish_parse): Declare. - (finput): Delete variable. Now in front-ends. - (compile_file): Remove code which is now handled by init_parse - which is unconditionally called. Similarly for finish_parse. - -Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com> - - * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK, - ASM_WEAKEN_LABEL): Add. - -Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com> - - * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files. - * configure.in (alpha-*-linux*): Use them. - -Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> - - * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition. - * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO, - COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros. - (build_expr_wfl): New prototype declaration. - * tree.c (build_expr_wfl): New function, to build - EXPR_WITH_FILE_LOCATION nodes. - (copy_node): Don't zero TREE_CHAIN if copying a - EXPR_WITH_FILE_LOCATION node. - * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION. - * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION. - -Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com) - - * configure.in (v850): Use t-v850. - (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations. - - * protoize.c (creat, read, write): Do not declare. - - * jump.c (mark_jump_label): Record REG_LABEL notes for insns which - refer to the CODE_LABEL before a dispatch table. - - * invoke.texi: Add ARC options. - - * gcc.c (proces_command): Improve error message for -o with - either -c or -S. - - * i386/x-cygwin32 (CLIB): Link in advapi32. - - * alpha.h (ASM_IDENTIFY_GCC): Define to nothing. - (ASM_IDENTIFY_LANGUAGE): Likewise. - - * i386.md (movqi recognizer): Don't perfom byte increment into - a NON_QI_REG_P. - - * configure.in (x86-dg-dgux): Run fixinc.dgux. - - * i370.h: Fix typo in GEN_INT changes. - - * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead - of an empty arglist in prototype. - - * Makefile.in: Remove bytecode crud that crept back in after the - gcc2 merge. - -1998-04-08 Brendan Kehoe <brendan@cygnus.com> - - * c-lex.h (is_class_name): Fix arg type to be tree, not void. - (make_pointer_declarator, reinit_parse_for_function): Fix typo. - -Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com) - - * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define. - -Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de> - - * c-lex.c (is_class_name): Delete declaration. - (whitespace_cr): Make static and add prototype. - * c-lex.h (make_pointer_declarator, reinit_parse_for_function, - yylex, get_directive_line): Turn declarations into prototypes. - (position_after_whitespace, check_newline, yyerror,, is_class_name, - forget_protocol_qualifiers, remember_protocol_qualifiers): Add - prototypes. - * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add - prototypes. - * gencodes.c (gen_insn): Add prototype. - * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split, - gen_peephole): Add prototypes. - * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add - prototypes. - * gengenrtl.c (type_from_format, accessor_from_format, special_rtx, - special_format, find_formats, gendecl, genmacro, gendef, genlegend, - genheader, gencode): Add prototypes. - * genopinit.c (gen_insn): Add prototype. - * genoutput.c (output_prologue, output_epilogue, scan_operands, - process_template, validate_insn_alternatives, gen_insn, gen_peephole, - gen_expand, gen_split, n_occurrences): Add prototypes. - * genpeep.c (gen_peephole): Add prototype. - * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop, - reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg, - labels_in_range_p, count_loop_regs_set, note_addr_stored, - loop_reg_used_before_p, scan_loop, replace_call_address, - skip_consec_insns, libcall_benefit, ignore_some_movables, - force_movables, combine_movables, rtx_equal_for_loop_p, move_movables, - strength_reduce, valid_initial_value_p, find_mem_givs, record_biv, - check_final_value, record_giv, update_giv_derive, basic_induction_var, - simplify_giv_expr, general_induction_var, consec_sets_giv, - check_dbra_loop, express_from, combine_givs_p, combine_givs, - product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1, - last_use_this_basic_block, record_initial, update_reg_last_use, - iteration_info, analyze_loop_iterations, insert_bct, - instrument_loop_bct, indirect_jump_in_function_p): Turn declarations - into prototypes. - -Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com) - - * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define. - -1998-04-07 Ken Raeburn <raeburn@cygnus.com> - - * config/mips/mips.c (siginfo): Deleted. - (override_options): Don't install SIGINFO signal handler. - -Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com> - - * loop.c (check_dbra_loop): When normalize comparison_val, add check - to verify it is non-negative. - -Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_expand_block_move): Correctly collect block offsets. - (alpha_expand_block_clear): Likewise. - -Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com> - - * tree.h (sizetype_tab): Fix previous change for K&R. - -Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com) - - * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file. - Add USG and POSIX to xm_defines. - -Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com> - - * gcc.c: Add linker spec. - (link_command_spec): Use %(linker) instead of ld. - (main): If collect2 is requested as the linker, see if it exists; - if not, use ld instead. - - * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld. - (ld:) Deleted. - (install-collect2): Install as collect2, not ld. - - * configure.in(will_use_collect2): It's named collect2 now. - - * collect2: Remove checks to see if we were invoked recursively. - (collect_execute): Use _spawnvp under cygwin32. - -Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com> - - * haifa-sched.c (build_control_flow): Set unreachable for block whose - only predecessor is itself. - -Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * c-parse.in: Include system.h, and remove stuff now made redundant. - * cccp.c: Likewise. - * cexp.y: Likewise. - * protoize.c: Likewise. Properly check for cpp stringification. - - * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o): - Depend on system.h. - - * objc/Make-lang.in (objc-parse.o): Likewise. - -Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * gansidecl.h: Check if compiler supports __attribute__. Provide - definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using - __attribute__ when its available. Also provide definitions for - ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in - terms of ATTRIBUTE_PRINTF. - - * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place - of __attribute__. - -Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com> - - * combine.c (can_combine_p): Include successor in volatile test. - -Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set - offset_unsigned. - -Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com) - - * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions - in prototype and definition. - -Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_expand_block_clear): Add missing offset arg to - alpha_expand_unaligned_store_words. - -Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com) - - * i386.md (movsf_push, movsf_mem): Remove. - (movsf_push): Rename from movsf_push_nomove and move in front of - movsf. Use nonmemory_operand predicate and don't bother checking - TARGET_MOVE. - (movsf_push_memory): New pattern. - (movsf): Don't bother checking for push_operand. If TARGET_MOVE and - both operands refer to memory then force operand[1] into a register. - (movsf_normal): Change to unnamed pattern. - Likewise for movdf, movxf, and friends. - -Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com> - - * configure.in (alpha-dec-osf*): Match osf1.3 correctly. - -Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com> - - * configure.in (mips-wrs-vxworks): New target. - -Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com) - - * expmed.c (synth_mult): The value -1, has no zeros, so it can - never have the form ...011. - - * version.c: Bump for snapshot. - -Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com> - - * i386.c (asm_output_function_prefix, load_pic_register): - Use ASM_GENERATE_INTERNAL_LABEL properly. - (output_pic_addr_const): Recognize %X to supress any PIC sym suffix. - (print_operand): Ignore it. - (load_pic_register): Use it for the got load call. - * i386.md (prologue_set_got, prologue_get_pc): Likewise. - (prologue_get_pc_and_set_got): Likewise. - * i386.h: Update print_operand docs. - -Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com> - - * i386.md (ffssi, ffshi): Rewrite as define_expands. - (ffssi_1, ffshi_1): New (unspec [] 5) support patterns. - * i386.c (notice_update_cc): Recognize unspec 5. - -Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com) - - * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi. - * alpha.c (print_operand): Handle it. - * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern - for ALPHA_TP_INSN. - (fix_truncdfdi2): Likewise. - -Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com> - - * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all - of these into a single struct, with additional [us]sizetype entries. - * stor-layout.c (set_sizetype): Initialize [us]sizetype. - * fold-const.c (size_int_wide): Don't rely on sizetype_tab being - an array. - -Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com> - - * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge. - -Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com> - - * haifa-sched.c (split_block_insns): Don't supress insn splitting - on subsequent passes. - - * alpha.c (hard_fp_register_operand): New function. - * alpha.h (PREDICATE_CODES): Add it. - * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an - f<-m case and accompanying define_split. - (trapb): Use a unique unspec_volatile number. - -Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com> - - * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in - from gcc2 merge. - -Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com) - - * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12 - for details. - - * haifa-sched.c: Mirror recent changes from gcc2. - -Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (insn*.o): Depend on system.h. - - * pa.c (output_global_address): Initialize base. - * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index. - -1998-04-03 Mike Stump <mrs@wrs.com> - - * gthr.h: Support systems that don't have weak, but have threads. - * configure.in (*wrs-vxworks*): Use VxWorks threads by default. - * gthr-vxworks.h: New file. - * objc/thr-vxworks.h: Dummy file from thr-single.c for now. - -Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com> - - * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn. - -1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com> - - * ginclude/va-i960.h (va_end): Change void * to void. - -Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (choose-temp.o): Depend on system.h. - - * choose-temp.c: Include system.h when IN_GCC. - -Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk) - Richard Henderson <rth@cygnus.com> - - * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS. - (move_replacements): New function. - * reload.h: Prototype it. - - * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition. - -Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com> - - * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1): - Run fixincludes. - - * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS. - (gen_highpart): Likewise. - * final.c (alter_subreg): Allow the target to hook by-mode subreg - hard register number changes. - -Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com) - - * fold-const.c optimze_bit_field_compare): Initialize rnbitpos, - rnbitsize, rnmode and rinner. - (make_range): Initialize type. - (fold): Initialize arg0, arg1 and varop. - - * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi - and regnor. - (expand_function_start): Initialize last_ptr. - - * stor-layout.c (layout_record): Initialize desired_align. - (get_best_mode): Initialize unit. - - * tree.c (copy_node): Initialize length. - - * c-lex.c (yylex): Initialize traditional_type, ansi_type and type. - - * caller-save.c (insert_save_restore): Initialize pat, code and - numregs. - - * emit-rtl.c (push_to_sequence): Initialize top. - (push_topmost_sequence): Likewise. - - * genattrtab.c (simplify_by_exploding): Initialize defval. - - * profile.c (branch_prob): Initialize dest. - - * rtl.h (note_stores): Remove duplicate prototype. - (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT. - - * cplus-dem.c (gnu_special): Don't get confused by .<digits> - strings that are not actually lengths. - - * genattrtab.c: Make generated file use system.h, instead of - including stdio.h, etc directly. - * genextract.c, genopinit.c, genoutput.c: Likewise. - * genpeep.c, genrecog.c: Likewise - - * genoutput.c (process_template): Mark operands in the generated - function as potentially unused if compiling with GNU CC. - - * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks. - - * pa.md (reload peepholes): Remove unused variable "mode". - -Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com> - - * config/arm/thumb.h: Add super interworking support. - * config/arm/thumb.c: Add super interworking support. - * config/arm/thumb.md: Add super interworking support. - * config/arm/lib1funcs.asm: Add interworking support. - * config/arm/lib1thumb.asm: Add super interworking support. - * config/arm/t-semi: Add interworking support. - * config/arm/t-thumb: Add interworking support. - * config/arm/README-interworking: New file. - -Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com> - - * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/. - (MD_STARTFILE_PREFIX): Unset. - -1998-04-01 Mark Mitchell <mmitchell@usa.net> - - * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a - entity in a local scope. - - * fold-const.c (fold): Call truthvalue_conversion for values which - are folded to boolean type. - -Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com) - - * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently. - * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise. - * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise. - * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise. - * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise. - * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise. - * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise. - * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise. - * md.texi: Likewise. - -Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * fixincludes (limits.h): Fix nested comments in Motorola's - limits.h and sys/limits.h. - -Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com> - - * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr - as dest of expand_binop call. - - * alpha.md (extzv): Correct check for valid operand[2] values. - - * profile.c (branch_prob): Add code to recognize HPPA tablejump entry - branch. - - * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end. - -Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com> - - * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors): - For __CYGWIN32__ use the versions in winsup/dcrt0.cc. - - * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added. - cygwin32 can override this to allow both unix and win32 style PATHs. - - * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32 - style environment paths. - -Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o, - cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o, - gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on - system.h. - - * cpphash.c: Include config.h. - * cppalloc.c: Include system.h. Add parameters to various - function prototypes. - * cpperror.c: Likewise. - * cppexp.c: Likewise. - * cpphash.c: Likewise. - * cpplib.c: Likewise. - * cppmain.c: Likewise. - * fix-header.c: Likewise. - * gcov.c: Likewise. - * gen-protos.c: Likewise. - * gengenrtl.c: Likewise. - * halfpic.c: Likewise. - * hash.c: Likewise. - * scan-decls.c: Likewise. - * scan.c: Likewise. - -Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com> - - * README.gnat: Add lang_print_xnode definition. - -Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * config/m68k/m68k.c (standard_68881_constant_p): Don't use - fmovecr on the 68060. - -Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com) - - * genemit.c (DONE): Rework so that it works in the true arm if - an if-else conditional. - (FAIL): Likewise. - -Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com) - - * rs6000.c: Do not include stdioh or ctype.h anymore. - - * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and - $(RTL_H). - (stor-layout.o): Likewise. - * c-typeck.c: Include rtl.h and expr.h. - * stor-layout.c: Likewise. - - * cpplib.c (cpp_file_line_for_message): Delete unused parameter. - All callers changed. - (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef. - * fix-header.c (cpp_file_line_for_message): Delete unused paramter. - All callers changed. - - * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef. - - * local-alloc.c (reg_classes_overlap_p): Delete dead function. - - * tree.h (lang_print_xnode): Provide prototype. - -Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com) - - * objc/sendmsg.c (__objc_block_forward): Add braces for return - value if INVISIBLE_STRUCT_RETURN. - - * pa.c (arith_double_operand): Fix parens. - - * haifa-sched.c (print_pattern): Correct arg to sprintf. - - * Makefile.in (libgcc1.null): Make return type for __foo void. - -Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com) - - * pa.h: Add declarations for many functions defined in pa.c. - - * genpeep.c (main): Remove unused variable 'i' from the generated - file. - - * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels. - (gen_split): Likewise. - (main): Rework generated definitions of DONE and FAIL so that they - no longer use gotos. Avoids warnings about unused labels. - - * integrate.c (copy_rtx_and_substitute): Rework to avoid need for - unused "junk" variable. - - * genattrtab.c (write_complex_function): Add a default case in - generated switch statement to keep -W -Wall quiet. - -Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com> - - * invoke.texi: Document more ARM and Thumb command line options. - - * config/arm/xm-thumb.h: New file. - -Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu> - - * stmt.c (expand_expr_stmt): Must generate code for - statements within an expression (gcc's `({ ... )}') - even if -fsyntax-only. - -Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> - Jeffrey A Law (law@cygnus.com) - - * basic-block.h (basic_block_computed_jump_target): Declare. - * flags.h: (current_function_has_computed_jump): Declare. - * flow.c: (basic_block_computed_jump_target): Define. - (flow_analysis): Allocate it. Set current_function_has_computed_jump - to 0. - (find_basic_blocks): Set current_function_has_computed_jump and - elements of basic_block_computed_jump_target to 1 as appropriate. - * function.c: (current_function_has_computed_jump): Define. - * global.c (global_conflicts): Don't allocate pseudos into stack regs - at the start of a block that is reachable by a computed jump. - * reg-stack.c (stack_reg_life_analysis): If must restart, do so - immediately. - (subst_stack_regs): Undo change from Sep 4 1997. - (uses_reg_or_mem): Now unused, deleted. - * stupid.c (stupid_life_analysis): Compute - current_function_has_computed_jump. - (stupid_find_reg): Don't allocate stack regs if the function has a - computed goto. - * haifa-sched.c (is_cfg_nonregular): Delete code to determine if - the current function has a computed jump. Use the global value - instead. - -Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com) - - * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__. - (DWARF2_UNWIND_INFO): Define to zero. - -Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com> - - * gcc.c (set_std_prefix): Add declaration. - (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/ - suffix, and update the standard prefix prefix.c uses. - - * prefix.c (std_prefix): New global to hold default prefix value. - (get_key_value): Change to use std_prefix instead of PREFIX. - (translate_name): Ditto. - (update_path): Ditto. - (get_key_value): Release allocated scratch storage. - (set_std_prefix): New function to reset the standard prefix. - -Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (find_barrier): Fix calculations for alignment increase. - -Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (stmp-fixinc): If we're actually fixing include - files, copy gcc's assert.h into the fixed include dir. - * fixincludes (assert.h): Avoid any attempts to fix a probably - broken system specific assert.h file. - * fixproto (stdlib.h): Make sure, it'll contain a definition of - size_t. - -Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com) - - * regclass.c (reg_scan_mark_refs): Be more selective about - when we mark a register with REGNO_POINTER_FLAG. - -Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - reload inheritance improvement: - * reload1.c (reg_reloaded_contents, reg_reloaded_insn): - Change meaning: index is now hard reg number. - (reg_reloaded_valid, reg_reloaded_dead): New variables. - (reload_spill_index): Content is now a hard reg number. - (reload_as_needed): Change to fit new variable meaning. - (forget_old_reloads_1, allocate_reload_reg): Likewise. - (choose_reload_regs, emit_reload_insns): Likewise. - -Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * regclass.c (record_reg_classes): '?' increases cost by two. - - * reload.c (find_reloads): Double previous costs. Output - reloads cost one unit extra. - - * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that - boiled down to && ! 0. - - * reload.c (find_equiv_reg): Also consider a goal offset from the - frame pointer to be constant. - -Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (OPTIMIZATION_OPTIONS): Define. - -Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com> - - * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0). - -Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com) - - * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type. - -Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com> - - * c-common.c (check_format_info): Initialize type, is_type. New local - integral_format. Don't warn for 'L' when pedantic. Do warn for 'L' - when pedantic if used with integral format specifier. - -Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com> - - * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum - direction. - (function_arg_padding): Declare. - - * rs6000.c: Include system.h. - (function_arg_padding): Change return type to int, cast enum's to - int. - - (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>) - * collect2.c (scan_prog_file): Add explicit braces to avoid - ambiguous `else'. - - * dbxout.c (dbxout_type_fields): Add braces around empty body in - an if-statement. - (dbxout_type): Likewise. - - * rs6000.c (rs6000_override_options): Change type of `i', `j' and - `ptt_size' from int to size_t. - (rs6000_file_start): Likewise for `i'. - (rs6000_replace_regno): Add default case in enumeration switch. - (output_epilog): Remove unused variable `i'. - (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1' - and `reg2'. - - * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around - initializer. - (get_issue_rate, non_logical_cint_operand): Add prototype. - (rs6000_output_load_toc_table): Ditto. - - * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous - `else'. - -Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com> - - * config/arm/thumb.c: New File. Support for ARM's Thumb - instruction set. - * config/arm/thumb.h: New File. Thumb definitions. - * config/arm/thumb.md: New File. Thumb machine description. - * config/arm/tcoff.h: New File. Thumb COFF support. - * config/arm/t-thumb: New File. Thumb makefile fragment. - * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions. - - * configure.in: Add Thumb-coff target. - * configure: Add Thumb-coff target. - * config.sub: Add Thumb-coff target. - -Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com> - - * loop.c (scan_loop): Initialize move_insn_first to zero. - -Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com) - - * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS. - * config/i386/rtems.h: Likewise. - * config/i960/rtems.h: Likewise. - * config/m68k/rtems.h: Likewise. - * config/mips/rtems64.h: Likewise. - * config/pa/rtems.h: Likewise. - * config/rs6000/rtems.h: Likewise. - * config/sh/rtems.h: Likewise. - * config/sparc/rtems.h: Likewise. - -Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * pa.c (emit_move_sequence): If in reload, call find_replacement. - -Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com> - - * Makefile.in (gcov$(exeext)): Support .exe extension to gcov. - - * collect2.c (find_a_file): Add debugging. - (find_a_file): Test for win32 style absolute paths if - DIR_SERPARATOR is defined. - (prefix_from_string): Add debugging. - (main): Test for debug command line switch at start of program - execution. - (main): Use GET_ENVIRONMENT rather than getenv(). - (prefix_from_env): Use GET_ENVIRONMENT. - -1998-03-24 Mark Mitchell <mmitchell@usa.net> - - * cplus-dem.c (optable): Add sizeof. - (demangle_template_value_parm): New function containing code - previously found in demangle_template. - (demangle_integral_value): New function which handles complicated - integral expressions. - (demangle_template): Use them. - -Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o, - genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o, - genattrtab.o, genoutput.o): Depend on system.h. - - * genattr.c: Include system.h. Add arguments to various function - prototypes. Remove redundant prototype of read_rtx(). - * genattrtab.c: Likewise. - * gencodes.c: Likewise. - * genconfig.c: Likewise. - * genemit.c: Likewise. - * genextract.c: Likewise. - * genflags.c: Likewise. - * genopinit.c: Likewise. - * genoutput.c: Likewise. - * genpeep.c: Likewise. - * genrecog.c: Likewise. - -1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de> - - * c-lang.c (lang_print_xnode): New function. - * objc/objc-act.c (lang_print_xnode): Likewise. - * print-tree.c (print_node): Call it - -Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org) - - * c-parse.in: Recognize protocol qualifiers in class - definitions for objc. - Include "output.h". - (yyerror): Remove redundant decl. - (yyprint): Fix prototype. - -Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com) - - * cse.c (rtx_cost): Only call CONST_COSTS if it is defined. - - * stmt.c (unroll_block_trees): Free block_vector if needed. - -Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be> - - * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns. - (zero_extendsidi2): Avoid useless copy. - (iordi_zext): New pattern. - (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for - operand 2. - (iorsi_zext): New name for old unnamed pattern; indentation fixes. - - * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63]. - (ashldi3): Allow constant shift count in range ]32,63]. - (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise. - -1998-03-22 Mark Mitchell <mmitchell@usa.net> - - * tree.h (IS_EXPR_CODE_CLASS): New macro. - -Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com) - - * h8300.h (CONST_COSTS): Remove definition. - (DEFAULT_RTX_COSTS): Define. - -Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com) - - * config/sh/rtems.h: Switched from ELF to COFF. - -Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * freebsd.h (ASM_OUTPUT_ALIGN): Redefine. - -Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com> - Geoff Noer <noer@cygnus.com> - - * Makefile.in: Various fixes for building cygwin32 native toolchains. - - * objc/Makefile.in: Various fixes for building cygwin32 native toolchains. - * objc/Make-lang.in: Likewise. - - * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon. - -Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com> - - * configure.in: Handle with-PACKAGE=no correctly - -Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o, - c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o, - caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o, - dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o, - expr.o, final.o, flow.o, function.o, getpwd.o, global.o, - integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o, - prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o, - reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o, - rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o, - tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend - on system.h. - - * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c, - c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c, - caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c, - dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c, - expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c, - integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c, - prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c, - reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c, - rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c, - stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c, - xcoffout.c: Include system.h. Organize include ordering so - that stdarg/varargs comes before other system headers. Remove - spurious casts of functions assured of a prototype in system.h. - -Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com> - - * reg-stack.c (pop_stack): Define. Pops any register on the - regstack and adjusts regstack. - (compare_for_stack_reg): Use pop_stack. - -Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com) - - * configure.in (hppa1.0-hp-hpux10): Handle threads for this - config too. - -Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be> - - * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT. - - * fold-const.c (fold): Replace sign-extension of a zero extended - value by a single zero extension. - -Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com> - - * except.c (init_eh): Do nothing. - (save_eh_status): Call init_eh_for_function, not init_eh. - * function.c (push_function_context_to): Don't call init_emit. - -Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com> - - * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V - and EABI. - -Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * final.c (shorten_branches): Add parentheses around +/- in - operand of &. - - * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS. - -Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * regclass.c (memory_move_secondary_cost): Wrap uses of - SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS - with #ifdef tests. - -Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT. - - * flow.c (life_analysis): #include <sys/types.h> to make sure - size_t is defined. - * cplus-dem.c (demangle_function_name): Likewise. - -Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * final.c (insn_noperands): Change type to unsigned int. - (final_scan_insn): Likewise for noperands; - properly check operand number boundaries. - -Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com> - - * alpha.md (extzv): Don't reject register operands. Fix - mode of operand 1. - -Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com> - - * dbxout.c (dbxout_function_end): Fix last change. The correct - predicate is ASM_OUTPUT_SECTION_NAME. - -Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com> - - * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c. - (ashlsi): Use match_dup 1 instead of match_operand 2. - -Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * fold-const.c (operand_equal_for_comparison_p): See if equal - when nop conversions are removed. - -Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * expr.c (expand_expr, case COND_EXPR): If have conditional move, - don't use ORIGINAL_TARGET unless REG. - -Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * netbsd.h (ASM_OUTPUT_ALIGN): Redefine. - -Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com> - - * loop.c (struct movable): New field move_insn_first. - (scan_loop): In consec sets code, set it. Clear it otherwise. - (move_movables): In consec sets code, use it. Copy REG_NOTES from - p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed - out code. - -Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com> - - * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT - is large, and the system doesn't provide atoll or atoq. - (atoll): New. - - * alpha/xm-vms.h (HAVE_ATOLL): Define. - Reported by Klaus Kaempf <kkaempf@progis.de>. - -Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * c-lang.c (finish_file): Wrap variable `void_list_node' with macro - test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR. - - * calls.c (emit_call_1): Wrap variable `already_popped' with macro - test !ACCUMULATE_OUTGOING_ARGS. - - * collect2.c (write_c_file_glob): Wrap function definition in - macro test !LD_INIT_SWITCH. - - * combine.c (try_combine): Wrap variables `cc_use' and - `compare_mode' in macro test EXTRA_CC_MODES. - - * cpplib.c (do_ident): Remove unused variable `len'. - (skip_if_group): Remove unused variables `at_beg_of_line' and - `after_ident'. - (cpp_get_token): Remove unused variable `dummy'. - - * dbxout.c (scope_labelno): Move static variable definition inside - the one function scope where it is used. - (dbxout_function_end): Wrap prototype and definition in - macro test !NO_DBX_FUNCTION_END. - - * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number' - in macro test !MIPS_DEBUGGING_INFO. - - * expr.c (expand_builtin_setjmp): Move declaration of variable `i' - into the scope where it is used. Wrap empty else-statement body - in braces. - - * fix-header.c: Fix typo in comment. - (inf_skip_spaces): Cast results of INF_UNGET to (void). - (check_protection, main): Likewise. - - * flow.c (find_basic_blocks_1): Remove dangling comment text. - - * function.c (contains): Wrap prototype and definition in macro - test HAVE_prologue || HAVE_epilogue. - (fixup_var_refs_1): Remove unused variable `width'. - - * gen-protos.c (main): Remove unused variable `optr'. - - * haifa-sched.c (debug_control_flow): Remove unused variable `j'. - - * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0. - (__sjpopnthrow): Remove unused variable `jmpbuf'. - (__throw): Remove unused variable `val'. - - * protoize.c: Check for a previously existing definition before - defining *_OK macros. - - * scan-decls.c (scan_decls): Remove unused variable `old_written'. - -Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * vax.h (ADDR_VEC_ALIGN): Define. - -Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com> - - * gcc.c (default_arg): Don't wander off the end of allocated - memory. - - (From Geoffrey Keating <geoffk@ozemail.com.au>) - * rs6000.c (small_data_operand): Ensure that any address - referenced relative to the small data area is inside the SDA. - -Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com> - - * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}. - -Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com> - - * except.h (in_same_eh_region): New prototype. - (free_insn_eh_region, init_insn_eh_region): New prototypes. - * except.c (insn_eh_region, maximum_uid): New static variables. - (set_insn_eh_region): New static function to set region numbers. - (free_insn_eh_region): New function to free EH region table. - (init_insn_eh_region): New function to initialize EH region table. - (in_same_eh_region): New function used to determine if two rtl - instructions are in the same exception region or not. - * final.c (final): Initialize the table indicating which instructions - belong in which exception region. - * genpeep.c (main): Add "except.h" to include file list in generated - file insn-peep.c. - * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4 - peepholes involving calls and unconditional branches. - -Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com> - - * README.gnat: New file. - -Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include - "recog.h" for offsettable_memref_p. - (legitimize_pic_address): Remove unused variable `offset'. - (notice_update_cc): Change return type to void. Add default label - to switch. - (standard_68881_constant_p): Remove unused variable mode. - (print_operand): Define local variable i only if SUPPORT_SUN_FPA. - (const_int_cost): Explicitly declare as returning int. - (output_dbcc_and_branch): Change return type to void. - - * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c, - config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX - (...). Use GEN_INT instead of gen_rtx_CONST_INT. - -Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range - check for 'M' constraint. - -Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com> - - * cccp.c (create_definition): If pedantic, call pedwarn for macro - varargs feature. - -Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> - - * i386.c (ix86_logical_operator): New function. - (split_di): Ensure that when a MEM is split, the resulting MEMs have - SImode. - * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split - to implement them. - -Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - Richard Earnshaw <rearnsha@arm.com> - Nick Clifton <nickc@cygnus.com> - - * tm.texi (DEFAULT_RTX_COSTS): Document new macro. - - * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS. - - * cse.c (rtx_cost): Provide a default case in an enumeration - switch, and call DEFAULT_RTX_COSTS if it's defined. - -Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * basic-block.h (compute_preds_succs): Change return type in - prototype to void. - * flow.c (compute_preds_succs): Likewise in function definition. - - * regmove.c (find_matches): Cast char used as array index to unsigned char - to supress warning. - -Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * i386.h (RTX_COSTS): Insert braces around nested if. - (ADDITIONAL_REGISTER_NAMES): Insert braces around structured - elements. - - * gcc.c (default_compilers): Properly put brackets around array elements in - initializer. - - * getopt.c (_getopt_internal): Add explicit braces around nested if; - reformatted. - - * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's. - (record_reg_life_pat): Add explicit parens around && and || in expression. - (stack_reg_life_analysis): Add parens around assignment used as expression. - (convert_regs): Likewise. - -Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * bitmap.c (bitmap_element_allocate): Remove unused parameter; - change callers accordingly. - - * cplus-dem.c (arm_special): Remove unused parameter work in prototype - and definition; change all callers accordingly. - - * except.c (init_eh): Avoid assignment of unused return value of - build_pointer_type; cast it to void, instead, and remove unused - variable type. - - * gcc.c (lang_specific_driver): Define prototype only #ifdef - LANG_SPECIFIC_DRIVER. - (temp_names): Define only #ifdef MKTEMP_EACH_FILE. - - * genoutput.c (output_epilogue): Initialize next_name to 0. - - * real.c (efrexp): #if 0 prototype and function definition. - (eremain): Likewise. - (uditoe): Likewise. - (ditoe): Likewise. - (etoudi): Likewise. - (etodi): Likewise. - (esqrt): Likewise. - - * reload.c (push_secondary_reload): Define prototype only - #ifdef HAVE_SECONDARY_RELOADS. - - * varasm.c (assemble_static_space): Define rounded only - #ifndef ASM_OUTPUT_ALIGNED_LOCAL. - -Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * i386.md (andsi): Add default case in enumeration switch. - (iorsi3): Likewise. - (iorhi3): Likewise. - (xorsi3): Likewise. - -Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * c-decl (finish_struct): Change type of min_align to unsigned. - - * cplus-dem.c (demangle_function_name): Change type of variable i to size_t; - remove unused variable len. - - * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a - comment indicating this is proper behaviour. - (reg_loc_descriptor): Remove redundant comparison of unsigned variable - reg >= 0. - (based_loc_descr): Likewise. - - * enquire.c (bitpattern): Change type of variable i to unsigned. - - * final.c (output_asm_insn): Don't cast insn_noperands to unsigned. - - * flow.c (life_analysis): Change type of variable i to size_t; - remove unused variable insn. - - * gcc.c (translate_options): Change type of variables optlen, arglen and - complen to size_t. - (input_filename_length): Change type to size_t. - (do_spec_1): Change type of variable bufsize to size_t. - (main): Change type of variables i and j to size_t; - remove subblock local definition of variable i. - (lookup_compiler): Change type of second argument to size_t; - change type of variable i to size_t. - - * genemit.c (output_init_mov_optab): Change type of variable i to size_t. - - * genopinit.c (get_insn): Change type of variable pindex to size_t. - - * genrecog.c (add_to_sequence): Change type of variable i to size_t. - - * global.c (global_alloc): Change type of variable i to size_t. - - * regclass.c (init_reg_sets): Change type of variables i and j to unsigned. - - * stmt.c (expand_end_bindings): Change type of variable i to size_t. - (expand_end_case): Change type of variable count to size_t. - - * toplev.c (main): Change type of variable j to size_t. - (set_target_switch): Change type of variable j to size_t. - (print_switch_values): Change type of variable j to size_t; - remove unused variable flags. - - * varasm.c (assemble_variable): Change type of variable align to size_t. - (const_hash_rtx): Change type of variable i to size_t. - -1998-03-11 Mark Mitchell <mmitchell@usa.net> - - * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a - TREE_VEC if that's what it really is. - -Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com> - - * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments - as per ISO C spec. - -Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com> - - * gthr.h: Changed the comment about return values. - * gthr-solaris.h (__gthread_once): Do not use errno; return the - error number instead of -1. - (__gthread_key_create): Any non-zero return value is an error. - * libgcc2.c (eh_context_initialize): Check for non-zero return - value from __gthread_once. - Check that the value of get_eh_context was really changed. - -Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (LOOP_ALIGN): Only align when optimizing. - * sh.c (find_barrier): Clear inc for CODE_LABELs. - When not optimizing, calculate alignment for BARRIERs directly. - -Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * final.c (shorten_branches): Remove conditionalizing on - SHORTEN_WITH_ADJUST_INSN_LENGTH - * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove. - -Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com) - - * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing - an unconditional jump around deleted blocks. - -Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com> - - * profile.c (branch_prob): If see computed goto, call fatal instead of - abort. - - * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix. - - * configure.in (alpha-dec-osf): Add default case for osf* to switch. - Patch from Bruno Haible. - - * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new. - (assign_parms): Set aggregate if hide_last_arg and last_named. - -Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * final.c (shorten_branches): Initialize insn_addresses. - -Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (MUST_PASS_IN_STACK): Define. - -Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com) - - * final.c (shorten_branches): Fix minor logic error in - ADDR_DIFF_VEC shortening support. - -Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (is_cfg_nonregular): Change return type to - an int. No longer compute "estimated" number of edges. Use - computed_jump_p instead of duplicating the code. Fixup/add - some comments. - (build_control_flow): Returns a value indicating an irregularity - in the cfg was detected. Count the number of edges in the cfg. - allocate various edge tables. - (find_rgns): No longer look for unreachable blocks. - (schedule_insns): Do not allocate memory for edge tables here. - Free memory for edge tables before returning. Do not perform - cross block scheduling if build_control_flow returns nonzero. - * flow.c (compute_preds_succs): More accurately determine when - a block drops in. - - * basic-block.h (free_basic_block_vargs): Provide prototype. - - * cccp.c (main): Fix dumb mistakes in last change. - -Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * rtl.h (addr_diff_vec_flags): New typedef. - (union rtunion_def): New member rt_addr_diff_vec_flags. - (ADDR_DIFF_VEC_FLAGS): New macro. - - * sh.c (output_branch): Fix offset overflow problems. - - * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE. - (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT. - * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags). - * stmt.c (expand_end_case): Supply new arguments to - gen_rtx_ADDR_DIFF_VEC. - * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY. - * alpha.h, arc.h, clipper.h, convex.h : Likewise. - * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise. - * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise. - * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise. - * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise. - * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise. - * i386/386bsd.h, i386/freebsd-elf.h : Likewise. - * i386/freebsd.h, i386/linux.h : Likewise. - * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise. - * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise. - * m68k/mot3300.h, m68k/sgs.h : Likewise. - * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise. - * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define. - (CASE_VECTOR_SHORTEN_MODE): Define. - (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare. - (med_branch_p, braf_branch_p): Don't declare. - (mdep_reorg_phase, barrier_align): Declare. - (ADJUST_INSN_LENGTH): Remove alignment handling. - * sh.c (uid_align, uid_align_max): Deleted. - (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted. - (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted. - (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted. - (output_far_jump): Don't use braf_branch_p. - (output_branchy_insn): Don't use branch_offset. - (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs. - Remove paired barrier stuff. - Don't use cache_align_p. - Take alignment insns into account. - (fixup_addr_diff_vecs): Reduce to only fixing up the base label of - the addr_diff_vec. - (barrier_align, branch_dest): New function. - (machine_dependent_reorg, split_branches): Remove infrastructure - for branch shortening that is now provided in the backend. - * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes. - (braf_branch_p, braf_cbranch_p): Likewise. - (attribute length): Use new attributes. - (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC. - (addr_diff_vec_adjust): Delete. - (align_2): Now a define_expand. - (align_log): Now length 0. - -Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com> - - * m32r.md (right): Correctly check for length == 2, not 1. - -Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * mips/mips.h: Prototype `machine_dependent_reorg'. - (ASM_OUTPUT_ALIGN): Remove unused variable `mask'. - -Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk) - - * final.c (shorten_branches): Restore accidentally removed code. - -Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * configure.in: Remove duplicate uses of AC_PROG_CC and - AC_PROG_MAKE_SET. - -Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com> - - * configure.in (target_cpu_default2): Correct typo for alphapca56. - -Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com) - Doug Evans (devans@cygnus.com) - - * haifa-sched.c (build_jmp_edges): Delete dead function. - (build_control_flow): Use cfg routines from flow.c - (schedule_insns): Remove debugging code accidentally checked - in earlier today. - - * basic-block.h: Add external integer list structures, typdefs, - accessor macros and function declarations. Simlarly for - basic block pred/succ support and simple bitmap stuff. - * flow.c: Add functions for integer list, basic block pred/succ - support and simple bitmap support. - (compute_dominators): New function to compute dominators and - post dominators. - (find_basic_blocks): Split into two functions. - (life_analysis): Likewise. - (flow_analysis): Removed. Now handled by calling find_basic_blocks, - the life_analysis from toplev.c - * toplev.c (rest_of_compilation): Call find_basic_blocks, then - life_analysis instead of flow_analysis. - -Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * jump.c (jump_optimize): Call mark_jump_label also for deleted - insns. - (mark_jump_label): Don't increment ref counts for deleted insns. - -Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition. - - * mips/mips.c: Include stdlib.h and unistd.h. - (mips_asm_file_end): Add braces around empty body in an if-statement. - (function_prologue): Wrap variable `fnname' in - !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf. - (mips_select_rtx_section, mips_select_section): Declare as void. - - * mips/mips.h: Add prototypes for extern functions in mips.c. - (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||. - (ENCODE_SECTION_INFO): Add braces around empty body in an - if-statement. - - * mips/mips.md (movdi): Add parentheses around && within ||. - (movsf, movdf): Likewise. - (branch_zero, branch_zero_di): Add default case in - enumeration switch. - - -Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com> - - * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them - real constants, since they can't be changed. - (TARGET_AS_CAN_SUBTRACT_LABELS): New. - * alpha/alpha.md (builtin_setjmp_receiver): Use it. - * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New. - * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New. - * alpha/vms.h (TARGET_OPEN_VMS): New. - * alpha/win-nt.h (TARGET_WINDOWS_NT): New. - -Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com> - - * reload.c (find_reloads): Always force (subreg (mem)) to be - reloaded if WORD_REGISTER_OPERATIONS. - -Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com> - - * haifa-sched.c (free_list): Rename from free_pnd_lst. - (free_pending_lists): Rename free_pnd_lst uses. - (remove_dependence): Place expunged element on unused_insn_list. - (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of - gen_rtx_*_LIST and alloc_rtx to use them. - (compute_block_backward_dependences): Free the reg_last_* lists. - -Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com) - - * cccp.c (main): Avoid undefined behavior when setting pend_includes - and pend_files. - -Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> - - * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if - USE_GNULIBC_1 is defined - * configure.in: add a new case powerpc-*-linux-gnulibc1 which - includes the t-linux-gnulibc1 fragment - -Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com> - - * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition. - -Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * final.c (final_scan_insn, case CODE_LABEL: Cleanup. - -Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * final.c (shorten_branches): Tag the loop alignment onto the - first label after NOTE_INSN_LOOP_BEG even if there is an - intervening insn. - -Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * final.c (insn_current_reference_address): - Use SEQ instead of BRANCH as argument to align_fuzz, to get a - proper alignment chain. - - * final.c (max_labelno): New static variable. - (final_scan_insn): Check max_labelno before outputting an - alignment for a label. - (shorten_branches): Remove unused variable length_align. - -Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * sparc.c (ultrasparc_adjust_cost): Add default case in - enumeration switch. - - * sparc.h: Add prototypes for extern functions defined in - sparc.c. - -Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com> - - * toplev.c: Only generate <name>.dbr file when dumping RTL if - DEALY_SLOTS is defined. - -Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * reorg.c (fill_eager_delay_slots): Add new argument delay_list - in call to fill_slots_from_thread. - -Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com> - - * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace - to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu. - -Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * final.c (insn_last_address, insn_current_align, uid_align): - New variables. - (in_align_chain, align_fuzz, align_shrink_fuzz): New functions. - (insn_current_reference_address): Likewise. - (shorten_branches, final_scan_insn): Implement LABEL_ALIGN, - LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros. - (label_to_alignment): New function. - * genattrtab.c (write_test_expr): If one of LABEL_ALIGN, - LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call - insn_current_reference_address instead of insn_current_address. - (or_attr_value, write_length_unit_log): New functions. - (main): Call write_length_unit_log. - (write_const_num_delay_slots): Output extra '\n'. - * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): - replace with: - (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER). - * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise. - * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with: - (LOOP_ALIGN). - * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with: - (LABEL_ALIGN_AFTER_BARRIER). - * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise. - * ns32k/tek6000.h: Likewise. - * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete. - * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of - ASM_OUTPUT_ALIGN_CODE. - -Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> - - * reorg.c (fill_slots_from_thread): Don't steal delay list from target - if condition code of jump conflicts with opposite_needed. - - * reorg.c (fill_slots_from_thread): Mark resources referenced in - opposite_needed thread. Return delay_list even when cannot get - any more delay insns from end of subroutine. - -Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org) - - * reorg.c (fill_slots_from_thread): New parameter, delay_list. - All callers changed. - -Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> - - * frame.c (start_fde_sort, fde_split, heapsort, fde_merge, - end_fde_sort): New functions for fast sorting of an FDE array. - (fde_insert): Simplified. - (add_fdes): Change argument list. - (frame_init): Use the new functions. - -Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com) - - * ginclude/va-ppc.h (va_arg): Fix typo in long long support. - - * i386.c (reg_mentioned_in_mem): Fix dangling else statement. - - * fold-const.c (fold_range_test): Always return a value. - -Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu> - - * config/i386/winnt.c (i386_pe_unique_section): Put read-only - data in the text section unless READONLY_DATA_SECTION is defined. - -Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com) - - * c-parse.in (undeclared variable error): Tweak error message to - be clearer. - -Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -1998-02-28 Mark Mitchell <mmitchell@usa.net> - - * final.c (final_scan_insn): Undo overzealous removal of `set'. - -Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated - case, add parentheses to specify the proper order of precedence in - the if-statement. - - - * c-aux-info.c: Include string.h/strings.h. - - * pa.c: Include stdlib.h. - (pa_combine_instructions): Prototype the function. - (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise. - (reloc_needed): Add default case for enumeration switch. - (remove_useless_addtr_insns): Remove unused variable `all'. - (hppa_expand_prologue): Add explicit braces to avoid - ambiguous `else'. - (output_function_epilogue): Remove unused variable `i'. - (output_millicode_call): Remove unused variable `link'. - (shadd_constant_p, forward_branch_p): Make the function static. - (following_call): Explicitly declare to return int. - (pa_reorg): Declare as void. - (pa_combine_instructions): Declare as static void. Add - parentheses around && within ||. - - * pa.h: Add prototypes for pa_reorg, symbolic_operand, - following_call, function_label_operand, lhs_lshift_cint_operand - and zdepi_cint_p. - - * pa.md: Add parentheses around && within ||. - - * cppalloc.c: Include stdlib.h. - - * cpperror.c (cpp_print_containing_files): Remove unused variable - `i'. Fix format specifier in fprintf. - - * cse.c (cse_around_loop): Add explicit braces to avoid - ambiguous `else'. - (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0. - - * expr.c (expand_expr): Add parentheses around && within ||. - - * final.c (app_enable): Replace fprintf with fputs where there are - no format specifiers and no trailing argument after the string. - Eg, when printing ASM_APP_ON/ASM_APP_OFF. - (app_disable): Likewise. - (final_end_function): Likewise. - (final_scan_insn): Likewise. Remove unused variable `set'. - (profile_function): Wrap empty if-statement body in {} brackets. - - * function.c: Include stdlib.h. - (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD. - (reposition_prologue_and_epilogue_notes): Add parentheses - around assignment used as truth value. - - * integrate.c (expand_inline_function): Wrap variable - `cc0_insn' in macro HAVE_cc0. - - * jump.c (jump_optimize): Wrap variable `q' in macro - HAVE_cc0. Remove unused variable `prev1'. - - * libgcc2.c (__bb_exit_trace_func): Add parentheses around && - within ||. Fix format specifier in fprintf. - (__bb_init_prg): Add parentheses around assignment used as - truth value. - - * local-alloc.c: Include stdlib.h. - (requires_inout): Add parentheses around assignment used - as truth value. - - * loop.c (analyze_loop_iterations): Wrap prototype and definition - in macro HAVE_decrement_and_branch_on_count. - (insert_bct, instrument_loop_bct): Likewise. - (move_movables): Add parentheses around assignment used as - truth value. - (consec_sets_invariant_p): Likewise. - (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0. - - * objc/objc-act.c: Include stdlib.h. - (lookup_method_in_protocol_list): Wrap empty else-statement body - in braces. - (lookup_protocol_in_reflist): Likewise. - (objc_add_static_instance): Remove unused variables `decl_expr' - and `decl_spec'. - (get_objc_string_decl): Remove unused variable `decl'. - (generate_static_references): Remove unused variables `idecl' and - `instance'. - (check_protocols): Wrap empty else-statement body in braces. - - * protoize.c: Include stdlib.h. - (substr): Add parentheses around assignment used as truth value. - (abspath): Likewise. - (shortpath): Likewise. - - * regmove.c (fixup_match_1): Add parentheses around assignment - used as truth value. - - * reload.c (push_secondary_reload): Remove unused variable `i'. - (find_reloads): Add parentheses around assignment used as truth - value. - - * reload1.c: Include stdlib.h. - - * rtl.h: Correct typo in prototype of offsettable_memref_p. - - * stmt.c (add_case_node): Add parentheses around assignment used - as truth value. - (case_tree2list): Likewise. - - * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list' - in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable - `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE. - (merge_attributes): Add explicit braces to avoid ambiguous - `else'. - - * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in - macro HAVE_cc0. - - * varasm.c: Include stdlib.h. - - - * system.h: Remove sys/stat.h. - * gcc.c: Add sys/stat.h. - - * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE. - * genattrtab.c: Likewise. - * genconfig.c: Likewise. - * genemit.c: Likewise. - * genextract.c: Likewise. - * genflags.c: Likewise. - * genopinit.c: Likewise. - * genoutput.c: Likewise. - * genpeep.c: Likewise. - * genrecog.c: Likewise. - * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV. - -Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * invoke.texi: Use @itemx for a secondary item in a @table. - - * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE - zero. - -Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com> - - * choose-temp.c: Fix handling of sys/file.h to work in libiberty. - -Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com) - - * i386.c (struct machine_function): Add new fields for PIC stuff. - (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx - and pic_label_name. - (restore_386_machine_status): Corresponding changes. - (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name. - -Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com) - - * c-parse.y (undeclared variable error): Tweak error message - to be clearer. - -Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com> - - * flags.h (g_switch_value, g_switch_set): Declare. - * alpha.c (override_options): Set g_switch_value=8 if not set. - * alpha/elf.h (CC1_SPEC): New. - (ASM_SPEC): New. - (LINK_SPEC): Pass along the -G value we were given. - (LOCAL_ASM_OP): Remove. - (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size. - (MAX_OFILE_ALIGNMENT): New. - (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New. - (EXTRA_SECTIONS): Add sbss and sdata. - (SECTION_FUNCTION_TEMPLATE): New. - (EXTRA_SECTION_FUNCTIONS): Use it. - (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove. - (SELECT_SECTION): Use sdata when small enough. - * alpha/linux.h (ASM_SPEC): Remove. - - -Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> - * config.sub (sco5): Fix typo. - -Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and - set to empty. - * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise. - * config/alpha/t-linux: Remove file. - * config/sparc/t-linux: Remove file. - * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove. - * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise. - * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux - for tmake_file. - (alpha*-*-linux-gnu*): Likewise. - (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file. - (sparc-*-linux-gnu*): Likewise. - -Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com> - * collect2.c (ldd_file_name): Bracket declaration with same - manifests as use. - (full_real_ld_suffix): Deleted. Variable was calloced and - written into, but never read. - -1998-02-23 Mike Stump <mrs@wrs.com> - - * configure.in: Add support for i386-wrs-vxworks configuration. - * i386/vxi386.h: New file. - -Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> - - * tree.c (contains_placeholder_p): Ensure function always returns - a value. - * sparc.md (movdi_sp64_insn): Add default case in enumeration switch. - (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise. - -Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com) - - * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly. - -1998-02-22 Paul Eggert <eggert@twinsun.com> - - * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): - Define this new symbol. - (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef. - * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if - LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined. - -Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com> - - * iris5.h (DWARF2_UNWIND_INFO): Define to 0. - * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1. - -Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com> - - * objc/Object.m (-error): Call objc_verror with our va_list. - -Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * collect2.c (scan_prog_file): Completely cover uses of variable - `exports' with macro COLLECT_EXPORT_LIST. - -Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com> - - * sched.c (schedule_block): Remove code to get arguments from hard - regs into pseudos early. Same as Aug 25, 1997 change to - haifa-sched.c. - -1998-02-20 Jason Merrill <jason@yorick.cygnus.com> - - * collect2.c (main): Still handle !do_collecting for non-AIX targets. - -1998-02-16 Mark Mitchell <mmitchell@usa.net> - - * toplev.c (rest_of_compilation): Do not defer the output of a - nested function. - -Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org> - - * ginclude/va-mips.h (va_arg): Remove trailing space after '\' - continuation character (line 243). - -Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * genrecog.c (main): Remove duplicated sentence in emitted comment. - -Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net> - David Edelsohn <edelsohn@mhpcc.edu> - - * collect2.c (XCOFF_SCAN_LIBS): Remove. - (export_flag): New variable. - (export_file): #ifdef COLLECT_EXPORT_LIST. - (import_file, exports, imports, undefined): New variables. - (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same. - (dump_list, dump_prefix_list, is_in_list): New functions. - (write_export_file): $ifdef COLLECT_EXPORT_LIST. - (write_import_file, resolve_lib_name): New functions. - (use_import_list, ignore_library): Same. - (collect_exit): maybe_unlink import_file and #ifdef. - (handler): Same. - (main): New variable importf, #ifdef exportf. Move parsing of - -shared before general argument parsing. Resolve AIX library - paths and import libgcc.a symbols. Treat .so shared libraries the - same as objects and .a libraries. Create alias for object_lst and - increment it instead of original pointer. Scan AIX libraries as - objects earlier instead of using scan_libraries. Perform AIX - tlink later to resolve templates instead of forking ld. - (GCC_OK_SYMBOL): Ensure symbol not in undef section. - (GCC_UNDEF_SYMBOL): New macro. - (scan_prog_file): Loop for members of AIX libraries. Handle - export/import of ctors/dtors. - (aix_std_libs): New variable. - (scan_libraries, XCOFF): Delete. - -Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com> - - * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE. - -1998-02-19 Mike Stump <mrs@wrs.com> - - * Makefile.in: Use $tooldir for sys-include to match toplevel - configure. - -Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com) - Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__. - - * emit-rtl.c (hard-reg-set.h): Include. - (get_lowpart_common): Don't make new REG for hard reg in a - class that cannot change size. - * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h. - - * combine.c: Revert previous patch. - -1998-02-19 Paul Eggert <eggert@twinsun.com> - - * config/sparc/sol2-sld.h: New file. - * configure.in (sparc-*-solaris2*): Use it when using the - system linker. - -Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com) - - * loop.c (force_movables): Fix typo. - -Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * m88k.h: Change file pattern to match reality. - -Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com) - - * varasm.c (output_constant_pool): Fix dumb thinko in last - change. - - * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from - a function name to a section name. - -1998-02-18 Doug Evans <devans@cygnus.com> - - * tree.h (merge_machine_{type,decl}_attributes): Declare. - (split_specs_attrs, strip_attrs): Add prototypes. - * tree.c (merge_machine_{type,decl}_attributes): New functions. - * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes. - Update olddecl's attributes too. - * c-common.c (strip_attrs): New function. - * c-typeck.c (common_type): Call merge_machine_type_attributes. - * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P. - (make_decl_rtl): Likewise. - -1998-02-18 Jim Wilson <wilson@cygnus.com> - - * c-decl.c (shadow_tag_warned): Call split_specs_attrs. - -Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com) - - Remove this change until we can fix it correctly. - * collect2.c: Bracket declaration of 'exportf' and - 'full_real_ld_suffix'. - -Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> - - * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl. - -Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> - - * c-common.c (c_expand_start_cond, c_expand_end_cond, - c_expand_start_else): Don't warn about non-ambiguous else even if - braces are missing. - -Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com> - - * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT, - ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h - instead. - -Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com> - - * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when - simplifying a subreg of a hard reg. - (expand_compound_operation): Likewise. - (force_to_mode): Likewise. - -Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * fold-const.c: Include "system.h" to get stdlib.h and stdio.h. - (lshift_double): Add parentheses around + or - inside shift. - (rshift_double): Likewise. - (size_int_wide): Explicitly set type of `bit_p' to `int'. - - * Makefile.in (fold-const.o): Depend on system.h. - - * Makefile.in (gcc.o): Depend on system.h, in accordance with last - change to gcc.c. - - * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>. - (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |. - (sched_note_set): Remove unused parameter `b', all callers changed. - (schedule_block): Likewise for `rgn'. - (split_hard_reg_notes): Likewise for `orig_insn'. - (check_live): Likewise for `trg'. - (update_live): Likewise. - (check_live_1): Explcitly declare variable `i' as int. - (update_live_1): Likewise. - (insn_issue_delay): Remove unused variable `link'. - (sched_analyze_2): Add default case in enumeration switch. - (schedule_insns): Remove unused variable `i'. - - * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h. - -Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com) - - * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate - a dangling else clause. - -Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com> - - * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame - pointer for the stack pointer in MIPS16 and 64BIT. - -Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * rtl.h (force_line_numbers, restore_line_number_status): Declare. - * emit-rtl.c (force_line_numbers, restore_line_number_status): - New functions. - * stmt.c (struct nesting): Replace seenlabel with line_number_status. - (expand_start_case): Adjust to this change. - (check_seenlabel): New function. - (pushcase, pushcase_range, expand_endcase): Use it. - -Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * i386.md (adddi3): Add =!r,0,0,X alternative. - -Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC. - * x-aix31 (INSTALL): Delete. - -Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com> - - * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if - tsize changes to something other than zero. - -Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com> - - * ginclude/va-mips.h: Replace casts of pointers to int with - casts of pointers to __PTRDIFF_TYPE__. - -Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu> - - * loop.c (strength_reduce, record_biv, record_giv): Use - HOST_WIDE_INT_PRINT_DEC to print CONST_INT values. - -1998-02-16 Jason Merrill <jason@yorick.cygnus.com> - - * tree.c (first_rtl_op): New fn. - (unsave_expr_now): Use it. - * print-tree.c (print_node): Likewise. - * tree.c (has_cleanups): New fn. - * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more - conservative about pushing the cleanup point down. - * tree.h: Declare them. - -Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com) - - * toplev.c (flag_schedule_reverse_before_reload): Delete variable. - (flag_schedule_reverse_after_reload): Likewise. - (f_options): Remove reverse scheduling support. - * flags.h (flag_schedule_reverse_before_reload): Delete declaration. - (flag_schedule_reverse_after_reload): Likewise. - * haifa-sched.c (rank_for_schedule): Remove support for reverse - scheduling. - -Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * gcc.c: Get system includes, prototypes and macros via "system.h" - instead of doing it manually. Change all calls of the ctype - macros to custom versions defined in "system.h". - - * system.h: Fix return type of bcmp prototype from `void' to `int'. - Make bcopy, bcmp and bzero prototypes explicitly `extern'. - Add a prototype for getenv. - -Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com> - - * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change. - -Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu> - - * alias.c: Include <stdlib.h> and <string.h>. - (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set. - -Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com) - - * arm.md (movsfcc): Also validate operands[3] when compiling hard - float. - (movdfcc): Only accept fpu_add_operand for operands[3]. - - * arm/t-semi (STMP_FIXPROTO): Define to nothing. - * arm/t-semiaof (STMP_FIXPROTO): Likewise. - -Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com) - - * varasm.c (output_constant_pool): Bring back 'done' label inside - an appropriate #ifdef. - - * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an - appropriate #ifdef. - (bitmap_copy, bitmap_operation): Likewise. - * combine.c (combinable_i3pat): Similarly for 'src'. - * function.c (fixup_var_refs_1): Similarly for 'outerdest'. - (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'. - * regclass.c (copy_cost): Similarly for 'secondary_class'. - * reload.c (make_memloc): Simliarly for 'i'. - (find_reloads_address_1): Similarly for 'link'. - * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'. - (emit_reload_insns): Similarly for 'second_reloadreg'. - * unroll.c (iteration_info): Similarly for 'v'. - - * caller-save.c (insert_save_restore): Remove unused variable 'i'. - * calls.c (expand_call): Similarly for 'i'. - (emit_library_call, emit_library_call_value): Similarly for 'mode'. - * fold-const.c (strip_compund_expr): Similarly for 'type'. - * function.c (fixup_var_refs_1): Similarly for 'width'. - (fixup_memory_subreg): Similarly for 'saved'. - (locate_and_pad_parm): Similarly for 'boundary_in_bytes.' - (setjmp_protect): Similarly for 'sub'. - (thread_prologue_and_epilogue_insns): Similarly for 'insn'. - * loop.c (record_giv): Similarly for 'p'. - (combine_givs): Similarly for 'temp_iv'. - (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'. - * recog.c (validate_replace_rtx_1): Similarly for 'width'. - * tree.c (get_set_constructor_bytes): Similarly for 'vals'. - * unroll.c (unroll_loop): Similarly for 'copy'. - (iteration_info): Similarly for 'b'. - * varasm.c (assemble_string): Similarly for 'i'. - * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'. - -1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de> - - * c-lang.c (lang_print_xnode): New function. - * objc/objc-act.c (lang_print_xnode): Likewise. - * print-tree.c (print_node): Call it - -Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (decl_scope_node): New type. - (decl_scope_table): Change type to use it. - (decl_scope_table_allocated, decl_scope_depth): Change type to int. - (push_decl_scope): Use new type. New locals containing_scope, i. - Add code to handle setting previous field. - (scope_die_for): Change type of local i to int. Add code to use - previous field. - (dwarf2out_init): Use new type. - -1998-02-13 Jason Merrill <jason@yorick.cygnus.com> - - * except.c (emit_throw): Lose throw_used. - -Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn - was deleted. - * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise. - -Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com) - - * genextract.c (main): Fix typo. - -Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com> - - * c-lang.c (finish_file): Bracket declaration of static_ctors, - static_dtors. - - * calls.c (expand_call): Bracket declaration of 'rtx_before_call', - 'old_stack_arg_under_construction' - (emit_library_call): Bracket declaration of 'upper_bound', - 'lower_bound', 'i', 'reg_parm_stack_space' - (emit_library_call_value): Likewise. - (store_one_arg): - - * collect2.c: include <unistd.h> when appropriate. - Bracket declaration of 'exportf' and 'full_real_ld_suffix'. - - * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'. - - * explow.c (plus_constant_for_output_wide): Remove unused variable - 'code'. - (memory_address): Remove unused variable 'orig_x'. - - * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'. - (write_const_num_delay_slots): Remove unused variable 'i'. - - * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'. - (gen_insn): Remove unused variable 'obstack_ptr'. - - * libgcc2.c (__bb_exit_func): Remove unused variables 'ret', - 'j', 'tmp', 'i'. - (__bb_exit_trace_func): Remove unused variable 'e'. - - * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs', - 'funexp'. - (expand_unop): Remove unused variable 'funexp'. - (expand_complex_abs): Remove unused variable 'funexp'. - (init_optabs): Bracket declaration of 'j'. - (init_complex_libfuncs): Deleted. Dead static function. - - * profile.c (branch_prob): Remove unused variables 'insn', 'dest'. - - * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths' - (reg_to_stack): 'initialized', 'before_function_beg' - explictly type as ints instead of defaulting. - (emit_swap_insn): Remove unused variable 'i2'. - (compare_for_stack_reg): Remove unused variable 'src_note'. - - * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'. - - * sched.c (actual_hazard): Bracket declaration of 'this_cost'. - - * stmt.c (add_case_node): Add parens for assignment used as truth. - (all_cases_count): Remove unused variable 'count_high'. - (mark_seen_cases): Remove unused variable 'i'. - (check_for_full_enumeration_handling): Remove unused variable 't'. - Bracket declaration of 'all_values', 'l'. - - * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>. - - * varasm.c (assemble_string): Remove unused variable 'i'. - (immed_double_const): Remove unused variable 'in_current_obstack'. - (immed_real_const_1): Likewise. - (output_constant_pool): Remove unreferenced label 'done'. - (output_constant): Remove unused variable 'x'. - - * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not - a string. - - * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used - as truth. - -Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * combine.c (can_combine_p): Handle USEs in PARALLELs. - -Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org) - - * config/linux.h (LIB_SPEC): Add -lc for -shared if - USE_GNULIBC_1 is not defined. - * config/sparc/linux.h; Ditto. - - * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared. - - * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if - USE_GNULIBC_1 is not defined. - -Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> - - * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux) - for -mcall-linux - -Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * system.h: New file to get common systems includes and various - definitions and declarations based on autoconf macros. - -Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com) - - * cccp.c (new_include_prefix): Correctly handle -I./. - -Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com> - - * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT. - -Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com> - - * expr.c (expand_assignment): Correct typo exposed by -Wall. - offset should have been a truth value, not an assignment. - -Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com) - - * cse.c (delete_dead_from_cse): If a libcall produces a constant - result and that result can be substituted into SET_SRC of the - insn with the REG_RETVAL note, then perform the substitution - and delete the libcall. - -Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com> - - * mips.md (trucndihi2,truncdiqi2): Change these to support - mips16. - -Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com> - - * mips/mips.c (movdi_operand): Direct referances to symbols - that arn't mips16 consts in mips16 mode arn't valid operands. - - * mips/mips.c (mips_move_2words): Add gprel handling. - -Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com> - - * mips.md (extendsidi2): Allow extension to/from a non-mips16 - register. - -Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com> - - * i386.c: Conditionally include <stdlib.h>, <string.h>, and - <strings.h>. - -Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (WARN_CFLAGS): New variable. - (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it. - -1998-02-11 Mark Mitchell <mmitchell@usa.net> - - * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when - falling through default case in switch. - (i386_aligned_p): Likewise. - -Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM> - - * mips/mips.h (mips_abi_string): Correct typo in comment. - -Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com> - - * mips/mips.md (movdi): These PLUS's need to be Pmode. - -Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o, - reorg.o, regmove.o): Depend on insn-codes.h, it gets included - indirectly via expr.h. - -Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com> - - * stor-layout.c (layout_type): Do upper - lower in the native type, - so as to properly handle negative indices. - -Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com> - - * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'. - (expand_eh_region_start_tree): Remove unused variable 'note'. - (exception_optimize): Remove unused variable 'regions'. - (expand_builtin_eh_stub): Remove unused variable 'temp'. - (copy_eh_entry): Deleted. Dead function. - - * expr.c (move_block_to_reg) Bracket declaration of 'pat' and - 'last' with same #if HAVE_load_multiple as use of it. - (move_block_from_reg): Likewise. - (emit_move_insn_1): Remove unused variable 'insns'. - (store_constructor): Bracket declaration of startb, endb with - #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size' - 'target', and 'xtarget'. - (expand_builtin_setjmp): Remove unused variables 'op0', - 'next_arg_reg', 'old_inhibit_defer_pop'. - (expand_builtin): Remove unused variable 'offset'. - (do_store_flag): Remove unused variables 'pattern', 'jump_pat'. - (emit_queue): Add parens for assignment used as conditional. - (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'. - -Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com> - - * i386.c: Added include for recog.h. - (override_options): Removed unused variable p. Initialized regno to - avoid warning. - (order_regs_for_local_alloc): Initialized regno to avoid warning. - (legitimize_address): Likewise for 'other'. - (i386_aligned_reg_p): Added default case with abort (). - (print_operand): Likewise. - (reg_mentioned_in_mem): Likewise. - (ix86_expand_binary_operator): Removed unused variables i & insn. - (ix86_expand_unary_operator): Removed unused variable insn. - (output_fp_cc0_set): Removed unused variable unordered_label. - -Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu> - - * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...). - Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments - and format string match. - -Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com) - - * flow.c (life_analysis): Do not conside the stack pointer live at - the end of a function if the fucntio ncalls alloca. - (mark_used_regs): Similarly. - -1998-02-10 John F Carr <jfc@mit.edu> - - * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative - 1, fzero on alternative 8. - -Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p. - -Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical - SUBREGs of CONST_INTs. - -Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu> - - * mips.c (print_operand, function_prologue): Make printf format - match argument type. - -Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * alpha.c (alpha_return_addr): Remove unused variable `first'. - (alpha_ra_ever_killed): Remove unused variables `ra' and `i'. - (output_epilog): Remove unused variable `frame_size_from_reg_save'. - -Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * loop.c (strength_reduce): When placing increment for auto-inc - case, do comparison in loop order. - -Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu> - - * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer, - not a HOST_WIDE_INT. - - * calls.c (expand_call): Change test of expand_inline_function - return value to stop compiler warning. - - * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT. - -Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com) - Jeff Law (law@cygnus.com) - - * regmove.c: Fix various minor formatting problems. - (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions - is true. Make end of basic block tests consistent through regmove.c. - (optimize_reg_copy_2, optimize_reg_copy_3): Likewise. - (fixup_match_2, fixup_match_1, regmove_optimize): Likewise. - -Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * gansidecl.h: Check for a conflicting macro definition before - attempting to prototype bcopy, bcmp or bzero. - -Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com) - - * expr.c (clear_pending_stack_adjust): Handle case where a function - calls alloca, but the user has specified -fomit-fframe-pointer. - - * function.c (assign_parms): Fix typo in last change. - -Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com> - - * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>, - <fcntl.h>. - (free_path_suffix): Remove unreferenced static function. - (process_command): Remove unused variable temp. - (default_arg): Remove unused variable i. - (do_spec_1): Add parens for assignment used as truth value. - (main): Likewise. - (validate_all_switches): Likewise. - (main): Remove unused variables i, first_time> - - * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>. - - * calls.c (expand_call): Remove unused variables funtree, - n_regs, and tmpmode. - - * dbxout.c, except.c: Include <string.h>/<strings.h>. - - * explow.c: (plus_constant_for_output_wide) Removed unused - variable all_constant. - - * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c - genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c, - genrecog.c, global.c, integrate.c , stupid.c : Include - <stdlib.h>. - - * genextract.c: (walk_rtx) Remove unused variable link. - - * genrecog.c: (concat) Remove unreferenced static function. - - * prefix.c: Include <string.h>/<strings.h>, <stdlib.h> - - * stmt.c: Include <stdlib.h>. - (expand_asm_operands): Remove unused variable val1. - (expand_return): Remove unused variable block. - (pushcase): Remove unused variables l and n. - (pushcaserange): Likewise. - - * unroll.c (unroll_loop): Remove unused variable temp. - -Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org> - - * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only. - -Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf - functions for whether they support the %p format specifier. - * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf. - * configure.in (GCC_FUNC_PRINTF_PTR): Use it. - * configure, config.in: Rebuild. - -Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com> - - * function.c (assign_parms): New variable named_arg, with value - depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named. - -Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com> - - * mips/t-r3900: New - same as t-ecoff but eliminate - multilibs: mips1 and mips3. - * configure.in (tx39*): Use new mips/t-r3900. - * configure: Rebuild. - * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1. - -1998-02-06 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c: Add old_args_size. - (dwarf2out_args_size): Use it. - (dwarf2out_begin_prologue): Initialize it. - (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up - pushed args until we see a call. - * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code - before outputting them. - -1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu> - - * cplus-dem.c (demangle_template_template_parm): New function. - (demangle_template): Handle template template parameters. - -1998-02-02 Mark Mitchell <mmitchell@usa.net> - - * calls.c (expand_call): Don't confuse member functions named - realloc, setjmp, and so forth with the standard library - functions of the same names. - -Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com) - - * stmt.c (expand_asm_operands): Correctly identify asm statements - no output operands. - -Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu> - - * c-common.c (decl_attributes): Flag unrecognized attribute - functions as warnings instead of as errors. - -1998-02-05 Marc Lehmann <pcg@goof.com> - - * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions - when -Os is specified. - * toplev.c (main): Don't disable flag_inline_functions anymore when - -Os is in effect. - -Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * regmove.c: Update. - * flags.h (flag_regmove): Declare. - * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare. - * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): - Moved into regmove; changed caller. - * toplev.c (rest_of_compilation): Call regmove_optimize also for - expensive_optimizations. - -Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - Undo this change (the problem was actually in reload): - Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (movqi_i+1): New peephole. - -Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com) - - * jump.c (jump_optimize): Lose calls to modified_in_p they are - not needed anymore due to changes elsewhere in jump.c. - - * jump.c (jump_optimize): Fix first arg to modified_in_p in - previous change. - -Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com> - - * expr.c (expand_builtin_setjmp): Accept two new arguments for - the labels to branch to on first and subsequent executions. Don't - play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup', - and provide it with the jmp_buf. Use only one of - `builtin_setjmp_receiver' or `nonlocal_goto_receiver', - and provide the former with the target label. - (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp. - (expand_builtin) [BUILTIN_LONGJMP]: Split out to ... - (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp' - insn to replace all of the normal nonlocal_goto code. Don't play - with __dummy. Correct arguments to nonlocal_goto. - * expr.h (expand_builtin_setjmp): Update prototype. - * except.c (start_dynamic_handler): When using builtin_setjmp, - generate more accurate flow information. - - * alpha.md (nonlocal_goto_receiver_osf): Delete. - (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver. - (builtin_longjmp, builtin_setjmp_receiver): New. - * sparc.md (update_return): Disambiguate unspec number. - (nonlocal_goto): Rearrange arguments to match caller in except.c. - (builtin_setjmp_setup): Rename from setjmp. Match and ignore the - jmp_buf operand. - * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove. - (builtin_setjmp_setup*, builtin_longjmp): New. - -Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu> - - * mips.md: Change gen_rtx (CONST_INT) to GEN_INT. - -Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com> - - * vmsconfig.com: Remove bytecode references. - -1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that - -fno-sjlj-exceptions works for a target that defines - DWARF2_UNWIND_INFO as zero. - - * regmove.c (fixup_match_1): Undo last change which removed some - "useless" code, and add a comment explaining this. - -Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com) - - * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT - to TARGET_LONG64. - -Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de> - - * makefile.vms: Remove bytecode references. - Create genrtl files. - -Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> - - * jump.c (jump_optimize): Allow conditional loading of floating point - constants and constants from memory. Reinstalled modified_in_p tests. - -Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * loop.c (get_condition): Handle sign-extended constants. - -Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se> - - * expr.c (emit_push_insn): Add code to use movstrti if present. - - * expr.c (emit_push_insn): Use same max-move-amount for movstrhi - and movstrqi as in emit_block_move (). - -Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl> - - * config/m68k/x-next: Remove /NextDeveloper/Headers from - the directories to fixinclude - /usr/include is a link - to it and hence its contents are fixed by default. - -Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> - - * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION - -Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de> - - * cccp.c (main): Predefine __VMS_VER on VMS. - -Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * expr.c (get_inner_reference): Use sbitsizetype for type sizes. - * fold-const.c (size_int): Replace with - (size_int_wide). - (make_bit_field_ref): Use bitsize_int for bit position. - * stor-layout.c (sizetype): Delete. - (sizetype_tab, sbitsizetype, ubitsizetype): Declare. - (layout_record, layout_union, layout_type): - Use bitsize_int for bit size. - (set_sizetype): New function. - (make_signed_type, make_unsigned_type): Use it. - * c-decl.c (init_decl_processing): Likewise. - * tree.h (size_int): Don't delcare, #define. - (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare. - (set_sizetype): Declare. - (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype): - Define. - * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes): - Convert result to sizetype. - (really_start_incremental_init, push_init_level): - Set type of constructor_bit_index to sbitsizetype. - (push_init_level): Use unsigned arithmetic to determine padding. - (output_init_element): Likewise. - -Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com) - - * combine.c (simplify_shift_const): Fix typo in last change. - -Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu> - - * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt))) - is (truncate (lshiftrt)). - -Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly. - Make sure result winds up in TGT. - (alpha_expand_unaligned_store): Use expand_binop properly. Allow - src to be other than DImode. - (alpha_expand_unaligned_load_words): Tidy. Take an offset argument. - (alpha_expand_unaligned_store_words): Likewise. - (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so - that source and destination are separately optimized for alignment. - (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN. - -Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com) - - * mips.md (adddi3_internal_2): Be consistent with adddi3 expander - with handling of -32768. - -Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a - shell variable argument instead of only hard coded functions. - (GCC_NEED_DECLARATIONS): New macro to accept multiple functions. - - * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one - call. Collapse multiple calls to GCC_NEED_DECLARATION into one - call to GCC_NEED_DECLARATIONS (new macro.) Check if we need - declarations for bcopy, bcmp and bzero. - - * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations. - - * gansidecl.h: If we have bcopy but don't declare it, then do so. - Likewise for bcmp and bzero. Only define macros for bcopy, bcmp, - bzero, index and rindex if they aren't already present. - -Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com) - - * toplev.c (close_dump_file): Wrap function prototype for - argument "func" in PROTO. - (dump_rtl): Likewise. - -Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu> - - * sparc.c (sparc_override_options): Make v8plus and ultrasparc set - MASK_V8PLUS. - (output_function_epilogue): Omit epilogue if nothing drops through. - (output_move_double): Supress int ldd usage on ultrasparc and v9. - (registers_ok_for_ldd_peep): Likewise. - (print_operand): Supress b,a on ultrasparc. Let Y accept a constant. - (ultrasparc_adjust_cost): New function. - (sparc_issue_rate): New function. - * sparc.h (MASK_VIS, TARGET_VIS): New - (MASK_V8PLUS, TARGET_V8PLUS): New. - (TARGET_HARD_MUL32, TARGET_HARD_MUL): New. - (TARGET_SWITCHES): Add vis and v8plus. - (REG_CLASS_FROM_LETTER): Accept d and b for VIS. - (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc. - (RTX_COSTS): Use TARGET_HARD_MUL - (ADJUST_COST): Call ultrasparc_adjust_cost. - (ISSUE_RATE): New. - * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users - of load & fp appropritely. - (supersparc function units): Adjust for Haifa. - (ultrasparc function units): Likewise. - (get_pc_via_rdpc): All v9, not just arch64. - (movdi_v8plus, movdi_v8plus+1): New. - (adddi3_sp32+1): New. - (subdi3_sp32+1): New. - (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS. - (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise. - (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise. - (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise. - (one_cmpldi2_sp32, one_cmplsi2): Likewise. - (ldd peepholes): Suppress for v9. - (return_adddi): Kill redundant test. Arg1 may be arith_operand. - (return_subsi): Revmove. - -Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu> - - * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register - save/restore MEM rtl. - -Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com) - - * configure.in: Check for declaration of abort. - * acconfig.h: Corresponding changes. - * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should - be declared. - -Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com) - - * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P - uses it. - -Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com) - - * configure.in: Check for atoq and atoll. - * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the - proper routine for converting ascii into long long values. - -Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de> - - * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case. - - * vmsconfig.com: Remove bytecode references. - - * alpha/vms.h (PREFIX): Define. - - * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove. - - * am-alpha.h: Don't include alloca for OPEN_VMS. - - * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define. - - * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define. - (GCC_INCLUDE_DIR): Define - - * make-cc.com, make-cccp.com, make-cc1.com: Removed. - * makefile.vms: New file. - - * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha. - - * alpha.c (output_prolog): Output '.name' directive - for minimal traceback information. - - * alpha.c (output_prolog): Don't prepend entry point symbols - with '$' on OPEN_VMS. - -Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu> - Jeffrey A Law (law@cygnus.com) - - * rtl.c (read_rtx): Use atol/atoq based upon disposition of - HOST_WIDE_INT. - - * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC - as needed. - * genemit.c (gen_exp): Likewise. - * genpeep.c (match_rtx): Likewise. - * genrecog.c (write_tree_1): Likewise. - - * c-lex.c (yyprint): Use proper format string based upon - disposition of HOST_BITS_PER_WIDE_INT. - (yylex): Put casts in right place for args to build_int_2. - -Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com) - - * combine.c: Fix typos in Jan27 changes. - -Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr> - - * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends. - (LINK_SPEC): Likewise. - (STARTFILE_SPEC): Likewise. - -1998-01-28 Mike Stump <mrs@wrs.com> - - * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after - reload completes. - * genattrtab.c (reload_completed): Define. - - * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete - comments. - -Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the - SUBREG_REG if the word count is unchanged, also in the input reload - case. Disable non-applicable sanity checks. - -Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com) - - * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC. - -Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com> - - * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define. - -Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com> - - * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO - is a TREE_VEC before trying to use it for baseclasses. - (Chill uses the same field for a different purpose.) - - * toplev.c (strip_off_ending): Generalize to endings up to 5 chars. - -Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi> - - * config.sub: More accurate determination of HP processor types. - -Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add - prototype for `handle_sysv_pragma', and make it static. Add - parentheses around assignment used as truth value. - - * combine.c (combine_instructions): Protect variable `prev' with - macro HAVE_cc0. - (can_combine_p): Protect variable `link' with AUTO_INC_DEC. - (extract_left_shift): Add parentheses around operand of &. - (merge_outer_ops): Avoid an empty body in an else-statement. - (gen_rtx_combine): Remove unused variable `i'. - - * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of - function monstartup `void'. Likewise for internal_mcount. Add - `static void' prototype for moncontrol. Reconcile sprintf format - vs. args. - - * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>. - Make return type of function_arg_slotno explicitly `int'. - (reg_unused_after): Add parentheses around assignment used as - truth value. - (save_regs): Add explicit braces to avoid ambiguous `else'. - (function_arg_slotno): Add parentheses around && within ||. - (function_arg_pass_by_reference): Likewise. - (sparc_flat_output_function_prologue): Reconcile fprintf format - vs. args. - - * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around - assignment used as truth value. - - * cplus-dem.c: Include <stdlib.h>. - (demangle_signature): Avoid an empty body in an else-statement. - (do_type): Remove unused variable `lvl'. - - * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS. - Include <string.h>/<strings.h>. - (cpp_lex): Remove unused variable `namelen'. - (cpp_lex): Explicitly declare `num_chars' as an int. - - * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include - <unistd.h> instead. Explicitly declare is_system_include - returning int. - (make_assertion): Remove unused variable `kt'. - (cpp_expand_to_buffer): Hide variable `obuf'. - (output_line_command): Remove unused variables, `line_end', - `line_cmd_buf' and `len'. - (macarg): Remove unused variable `arg_start'. - (special_symbol): Remove unused variable `i'. Add parentheses - around assignment used as truth value. - (do_include): Remove unused variables `pcfname' and `retried', - hide `pcf' and `pcfbuflimit'. - (do_line): Remove unused variable `i'. - (finclude): Hide variable `missing_newline'. - (cpp_handle_options): Remove unused variable `j'. - (read_token_list): Remove unused variable `eofp'. - (cpp_error_with_line): Remove unused variable `i'. - (cpp_warning_with_line): Likewise. - (cpp_pedwarn_with_line): Explicitly declare `column' as int. - (cpp_error_from_errno): Remove unused variable `i'. - - * cse.c (invalidate): Add parentheses around assignment used as - truth value. - (find_best_addr): Move declaration of variable `our_cost' inside - the conditional macro where its used. - (fold_rtx): Avoid an empty body in an if-statement. - (cse_insn): Wrap variables `this_insn_cc0_mode' and - `this_insn_cc0' in macro HAVE_cc0. - - * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>. - (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's. - (output_uleb128): Likewise. - (output_sleb128): Likewise. - (output_cfi): Likewise. - (output_call_frame_info): Remove unused variables `j', `fde_size' - and `fde_pad'. - (comp_unit_has_inlines): Hide declaration as per rest of file. - (size_of_line_prolog): Correct typo in prototype. - (add_arange): Likewise. - (output_aranges): Likewise. - (add_name_and_src_coords_attributes): Likewise. - (gen_array_type_die): Likewise. - (gen_inlined_subroutine_die): Likewise. - (equate_decl_number_to_die): Remove unused variable `i'. - (print_die): Reconcile format vs. args in fprintf's. - (print_dwarf_line_table): Likewise. - (output_die): Likewise. - (output_line_info): Likewise. - (add_subscript_info): Avoid an empty body in an else-statement. - (gen_subprogram_die): Remove unused variable `fp_loc'. - - * dwarfout.c: Explicitly declare `next_pubname_number' as int. - Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE - macro. Protect `src_coords_attribute' prototype with - DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die' - prototype as in the rest of the file. Likewise for - `output_pointer_type_die' and `output_reference_type_die'. Remove - prototype for `type_of_for_scope'. - (output_unsigned_leb128): Reconcile format vs. args in fprintf. - (type_attribute): Add explicit braces to avoid ambiguous `else'. - - * final.c: Include <stdlib.h> and <string.h>/<strings.h>. - (shorten_branches): Protect declaration of tmp_length with - SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros. - (profile_function): Protect declaration of `sval' and `cxt' - variables with appropriate macros. - (final_scan_insn): Likewise for `note' variable. Add explicit - braces to avoid empty body in an if-statement. - (output_asm_insn): Move variable `i' inside macro conditional - where it is used. Add parentheses around assignment used as truth - value. - (asm_fprintf) Likewise, likewise. - - * fix-header.c (main): Remove unused variable `done'. Protect - declaration of `i' with FIXPROTO_IGNORE_LIST. - - * pexecute.c: Include <unistd.h>. Prototype `my_strerror'. - - * print-rtl.c (print_inline_rtx): Explicitly declare the parameter - `ind'. - - * profile.c: Include <string.h>/<strings.h>. - (instrument_arcs): Remove unused variables `note', `inverted', - `zero' and `neg_one'. - (branch_prob): Avoid empty body in an if-statement. - - * regclass.c: Include <stdlib.h>. - (reg_alternate_class): Explicitly declare parameter `regno'. - - * regmove.c (regmove_optimize): Remove unused variable `p'. Add - parentheses around assignment used as truth value. - (find_matches): Remove unused variables `output_operand' and - `matching_operand'. - (fixup_match_1): Remove statement with no effect: "if (0) ;". - - * scan.c (sstring_append): Explicitly declare `count' as int. - (scan_string): Explicitly declare parameter `init' as int. - - * sched.c: Include <stdlib.h>. - (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |. - (rank_for_schedule): Add parentheses around assignment used as - truth value. - (schedule_block): Likewise. - (regno_use_in): Likewise. - (schedule_insns): Remove unused variable `i'. - - * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>. - (v_message_with_decl): Remove unused variable `n'. - (botch): Explicitly declare parameter `s' as char *. - (main): Add parentheses around assignment used as truth value. - - * tree.c (make_node): Protect the variable `kind' with the - GATHER_STATISTICS macro. - (real_value_from_int_cst): Move variable `e' inside conditional - macro area where it is used. - (tree_last): Add parentheses around assignment used as truth value. - (build1): Protect the variable `kind' with the GATHER_STATISTICS - macro. - (print_obstack_statistics): Reconcile format vs. args in fprintf. - Protect variables `i', `total_nodes', and `total_bytes' with the - GATHER_STATISTICS macro. - -Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com) - - * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add - some comments regarding use of dead_or_set_p. - -Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com> - - * fixincludes: Tweak fix for struct exception in math.h - -Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com) - - * mips/mips.c (mips_expand_prologue,mips_expand_epilogue): - Change mode of registers used to add/sub from - hard_frame_pointer_rtx from word_mode to Pmode. - -Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com> - - * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use - asm_output_aligned_bss() instead of asm_output_bss(). - - * toplev.c (rest_of_compilation): Replace references to - stack_reg_dump_file and dbr_sched_dump_file with references to - rtl_dump_file. - -Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl> - - * tlink.c (scan_linker_output): Call fclose() for opened files. - -Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (output_epilog [!VMS]): Don't tag global functions if - compiling with -fpic -- we want to be able to override symbols - properly. - (alpha_expand_block_move): Fix thinko in last change. - - * alpha.h (ASM_OUTPUT_MI_THUNK): New define. - * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define. - * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef. - -Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com> - - * alpha.md (abssf, absdf): Revert last change. - -Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu> - - * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO. - * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0. - -Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com) - - * emit-rtl.c (gen_lowpart_common): Handle more case where converting - a CONST_INT into SFmode. - -Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com> - - * flags.h: New flag (optimize_size). - * toplev.c (main): Parse -Os option and set optimize_space - accordingly. - * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define - __OPTIMIZE_SIZE__ when compiling with -Os. - * config/dsp16xx/dsp16xx.h, config/i386/i386.h, - config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h, - config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument - to macro. - * config/i386/i386.c (optimization_options): Accept new SIZE argument. - -Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de> - - * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl - stuff only if MCT_TEXT is #define'd. - -Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at> - - * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32 - configurations. - -Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com> - - * toplev.c: Add -dM command line option to dump RTL after the - machine dependent reorganisation pass, if there is one. - Reorganise RTL dump code, so that only one file handle is - needed. - -Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com> - - * except.c (check_exception_handler_labels): Disable warning when - flag_syntax_only. - -Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com> - - * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P. - -Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * c-decl.c (grokdeclarator): Get parameter tags from - last_function_parm_tags. - * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before - traversing the parameter types. - (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context. - -Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com) - - * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and - the default case. - (get_shift_alg): Fix typo. - -Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg. - -Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com> - - * toplev.c (get_run_time): Make sure each case gets its variables. - -Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com> - - * configure.in (build_xm_file): Add auto-config.h if host=build. - (host_xm_file_list): Don't add $(srcdir) to auto-config.h. - (build_xm_file_list): Likewise. - * configure: Rebuild. - -Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk> - - * recog.c (validate_replace_rtx_1): Only perform substitutions - of arguments to commutative and comparison operators once. - -Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * sparc.c (output_cbranch): Add default case in - enumeration switch. - - * reorg.c (insn_sets_resource_p): Correct typo in prototype. - (emit_delay_sequence): Eliminate unused parameter, all callers - changed. - (fill_simple_delay_slots): Likewise. - (fill_slots_from_thread): Likewise. - (fill_eager_delay_slots): Likewise. - (mark_referenced_resources): Add default case in enumeration switch. - (mark_set_resources): Likewise. - (rare_destination): Likewise. - (mostly_true_jump): Likewise. - (find_dead_or_set_registers): Likewise. - (redirect_with_delay_slots_safe_p): Remove unused variable `slots'. - (update_reg_unused_notes): Remove unused variable `p'. - (mark_target_live_regs): Remove unused variables `next' and - `jump_count'. - (fill_simple_delay_slots): Remove unused variable `j'. - (fill_slots_from_thread): Add parentheses around assignment used - as truth value. - (dbr_schedule): Likewise. - - * objc/Make-lang.in (objc.stage1): Depend on stage1-start. - (objc.stage2, objc.stage3, objc.stage4): Likewise. - -Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org> - - * cse.c (simplify_ternary_operation): Don't try to simplify - IF_THEN_ELSE expressions (created by combine) that don't use - relational operators. - -Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com) - - * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE - simplifications. - - * crtstuff.c (init_dummy): Keep the epilogue in the init - section for non-ELF systems. - -Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (movqi_i+1): New peephole. - -Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com> - - * Makefile.in: Remove remaining bytecode stuff. - * emit-rtl.c, expr.c: Likewise. - -Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com) - - * toplev.c (lang_options): Add unknown-pragma options. - -Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com> - - * dwarfout.c (byte_size_attribute): Simplify and fix - don't need - special (and incomplete) handling for Chill arrays. - -Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu> - - * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available, - to get clock rate. - -Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com) - - * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16. - -1998-01-22 scott snyder <snyder@d0sgif.fnal.gov> - - * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in - .frame directive instead of FRAME_POINTER_REGNUM. - -Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au> - - * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881. - (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__. - * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES. - (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise. - (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__. - * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32. - (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000. - (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000, - mcpu32 or m5200. - * longlong.h: Replace __mc68332__ with __mcpu32__. - -Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com> - - * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test - to require the SUBREG mode to be smaller than the SUBREG_REG mode. - * reload1.c (eliminate_regs): Likewise. - -Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com) - - * regmove.c (find_matches): Initialize matches->earlyclobber too. - -Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com> - - * alpha.md (abssf2, absdf2): Disable in IEEE mode. - (negsf2, negdf2): Use proper subtract in IEEE mode. - -Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com) - - * Makefile.in: Remove more bytecode stuff. - * expr.c, stmt.c, config/msdos/top.sed: Likewise. - * vax/xm-vms.h, winnt/config-nt.sed: Likewise. - * f/install.texi, objc/Make-lang.in: Likewise. - - * Makefile.in: Remove all bytecode support. - (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS. - * emit-rtl.c: Remove all bytecode support. - * expr.c, expr.h function.c, integrate.c: Likewise. - * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise. - * tree.h, varasm.c: Likewise. - * config/m68k/m68k.h: Likewise. - * bi-*, bc-*, bytecode*: Delete bytecode related files. - * modemap.def: Likewise. - -Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com) - - * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3, - umodsi3,umoddi3): Handle mips16 div/mod by a constant. - -Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com> - - * i386.md (push): Prohibit symbolic constants if flag_pic. - (movsi+1): Likewise for move to non-register. - -Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com> - - * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host. - (print_operand): Handle 0xffffffff on 32 bit host. - - * configure.in (thread_file): Rename uses before main loop to - target_thread_file. Initialize to empty in main loop. Set thread_file - to target_thread_file after main loop if not set. - * configure: Rebuild. - - * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT. - (add_values_to_cover): Revert last change (which had no ChangeLog - entry). - (simplify_with_current_value_aux): Handle CONST_INT. - -Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * unprotoize.c: Define UNPROTOIZE first, to actually take effect. - -Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com> - - * configure.in: Add cpp stringify test. - * acconfig.h (HAVE_CPP_STRINGIFY): New tag. - * gengenrtl.c: Use it. - * configure, config.in: Rebuild. - -Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make. - -Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com> - - * configure.in: Find declaration for sbrk. - * acconfig.h (NEED_DECLARATION_SBRK): New tag. - * config.in, configure: Rebuild. - * mips-tfile.c: Properly protect declaration of sbrk and free. - * toplev.c: Properly protect declaration of sbrk. - -Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs. - -Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com) - - * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine. - -Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com) - - * configure.in (i960-wrs-vxworks): Default to latest vxworks release. - -Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu> - - * combine.c (force_to_mode, nonzero_bits): Correctly optimize - constant offset computations from objects with known alignment in - the presence of STACK_BIAS. - - * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where - necessary. - (const_hash): Hash val is unsigned long. - (SYMHASH): Likewise. - - * tree.c (TYPE_HASH): Type of hash val is unsigned long. - - * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a - char pointer, not HOST_WIDE_INT. - (print_node): Likewise. Also hash is unsigned long not - HOST_WIDE_INT. - - * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT. - - * explow.c (optimize_save_area_alloca): New function for targets - where SETJMP_VIA_SAVE_AREA is true. - (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets, - compute the amount of stack space needed should we find later that - setjmp is never called by this function, stuff rtl for this inside - a REG_NOTE of the final SET of stack_pointer_rtx. - * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and - current_function_calls_alloca, call optimize_save_area_alloca. - -Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com) - - * i386.md: Remove redundant integer push patterns. - Don't bother checking for TARGET_PUSH_MEMORY when - pushing constants or registers. - -Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu> - J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl> - - * pexecute.c (pexecute): New function for mingw32. Supports pipes. - (pwait): New function for mingw32. - - * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32 - pipe support is broken for now. - -1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM> - - * emit_rtl.c (init_emit_once): Ensure that potential aliasing - between frame_pointer_rtx, hard_frame_pointer_rtx, and - arg_pointer_rtx is respected in initialization. - (init_emit_once): Use gen_rtx_raw_REG() to create - return_address_pointer_rtx. - - * reorg.c: #include "expr.h" for rtx prototypes. - * Makefile.in (reorg.o): Depend on expr.h - -Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za> - - * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and - local_prefix to sub-make invocations. - -Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com> - - * objc-parse.c: Recognize protocol qualifiers in class definitions. - -Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com) - - * rtl.h: Fix typos. - - * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for. - * configure.in: Check for atol. - * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL. - - * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX. - - * loop.c (find_and_verify_loops): When attempting to move insns from - inside the loop outside the loop, create a BARRIER if no suitable - one was found. - - * jump.c (jump_optimize): Remove Dec 17, 1997 chance in - favor of an equivalent change from gcc-2.8. - - * i386/x-sco5 (CC): Remove trailing whitespace. - -Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * gengenrtl.c (type_from_format): De-ANSIfy function signature. - (accessor_from_format): Likewise. - (xmalloc): New function for use when linking with alloca.o. - -Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> - - * frame.c (find_fde): Correct FDE's upper bound. - -Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com> - - * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version. - -Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com) - - * calls.c (expand_call): Move #ifdef code out of macro argument - lists. - (emit_library_call, emit_library_call_value): Likewise. - -Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com) - - * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes. - -Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com> - - * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO; - change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...). - * caller-save.c, calls.c, combine.c, cse.c: Likewise. - * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise. - * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise. - * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise. - * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise. - * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise. - * unroll.c, varasm.c: Likewise. - * config/alpha/alpha.c, config/alpha/alpha.md: Likewise. - -Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com) - - * mips.h: Fix some type-o's from a previous change. - -Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com) - - * loop.c (check_dbra_loop): Make sure initial value is a - CONST_INT before trying to normalize it. - -Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com) - - * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h. - -Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl> - - * cppexp.c: Include gansidecl.h - -Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com> - - * svr4.h (LINK_SPEC): Never specify -h. - * ptx4.h (LINK_SPEC): Likewise. - * rs6000/sysv4.h (LINK_SPEC): Likewise. - * sparc/sol2.h (LINK_SPEC): Likewise. - -Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com) - - * c-typeck.c (comptypes): Exit early on NULL input. - - * haifa-sched.c (schedule_insns): Correctly remove inter-block - dependencies after reload. - -Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> - - * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__. - -Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de> - - * alpha/vms.h (DIR_SEPARATOR): define - -Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> - - * Makefile.in (stamp-proto): Remove. - (protoize.o, unprotoize.o): Straightforward compile. - * unprotoize.c: Define UNPROTOIZE here, not in the Makefile. - -Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu> - - * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip - off the trailing @[NUM] added by ENCODE_SECTION_INFO. - -Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com) - - * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now. - * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise. - * sparc/netbsd.h, vax/netbsd.h: Likewise. - -Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp> - - * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now. - -Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com> - - * configure.in (target_cpu_default, target_cpu_default2): Use double - quotes around them when testing their value. - * configure: Rebuilt. - -Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu> - - * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx - to allocate rtx. - (gendef): Call obstack_alloc_rtx. - -Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com) - - * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4 - for now. - -Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu> - - * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value - of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead. - (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include. - -Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com> - - * mips.md (return_internal): Change mode from SImode to VOIDmode. - -Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com> - - * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle - "-static". - -Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com> - - * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode - suffix from operand 3. - -Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> - Jeffrey A Law (law@cygnus.com) - - * regmove.c: New implementation of regmove pass. - * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove - decls, make them have external linkage. Return a value from - optimize_reg_copy_1. - * reload.h (count_occurrences): Add decl. - * reload1.c (count_occurrences): Delete decl, make it have external - linkage. - * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare. - -Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com) - - * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P - if it is not defined. - -Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com> - - * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits. - * emit-rtl.c (gen_rtx): Move special code to ... - (gen_rtx_CONST_INT): New function. - (gen_rtx_REG): New function. - (*): Update all calls to gen_rtx. - * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO. - * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators. - (GEN_INT): Call gen_rtx_CONST_INT. - * gengenrtl.c: New file. - -Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu> - - * alias.c (*_dependence): Call base_alias_check before canon_rtx. - (base_alias_check): If no base found for address call canon_rtx and - try again. - -Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com) - - * mips.c (mips_expand_prologue): Handle large frame with no outgoing - arguments for mips16. - (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns. - Don't lose if tsize is zero after handling large stack for mips16. - * mips.md (return): For trivial return, return address is in $31. - -Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk> - - * mips/mips16.S: Various changes to make it work with -msingle-float - and -EL. - -Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com> - Ian Lance Taylor <ian@cygnus.com> - Jeff Law <law@cygnus.com> - - * mips.c, mips.h, mips.md: First cut at merging in mips16 - support. Major modifications throughout all three files. - -Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov> - - * configure.in: Make gthr-default.h a forwarding header instead of - a symlink. - -Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * gcov-io.h: Include sys/types.h to ensure we get size_t. - - * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf. - -Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com) - Jeffrey A Law (law@cygnus.com) - - * crtstuff.c (__frame_dummy): New function for irix6. - (__do_global_ctors): Call __frame_dummy for irix6. - * iris6.h (LINK_SPEC): Hide __frame_dummy too. - -Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu> - - * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS. - -Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com> - - * c-decl.c (init_decl_processing): Provide proper fallback symbol - for __builtin_memset. - * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE - not INTEGER_CST. Assert arg 3 is a constant. - - * alpha.c (mode_width_operand): Accept 64-bit modes. - (mode_mask_operand): Likewise. - (print_operand): Likewise for 'M' and 'U' codes. - (alpha_expand_unaligned_load): New function. - (alpha_expand_unaligned_store): Likewise. - (alpha_expand_unaligned_load_words): Likewise. - (alpha_expand_unaligned_store_words): Likewise. - (alpha_expand_block_move): Likewise. - (alpha_expand_block_clear): Likewise. - * alpha.h (MOVE_RATIO): New define. - * alpha.md (extxl, ext*h, ins*l, mskxl): Name them. - (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New. - - * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3. - (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable. - -Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com> - - * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value. - * configure: Update. - -Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com) - - * emit-rtl.c (operand_subword): Correctly handle extracting a word - from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN. - - * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate - for first argument. - -Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com> - - * configure.in: Set and subsitute host_exeext. Use it when creating - the assembler and linker symlinks. - * configure: Rebuild. - * Makefile.in (exeext): Set to @host_exeext@. - (build_exeext): New variable, set to @build_exeext@. - (FLAGS_TO_PASS): Pass down build_exeext. - (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi* - programs. - -Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com) - - * mn10200.md (addsi3, subsi3): Fix thinkos. - -Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com> - - * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of - save+restore. Fix pic+big_offset delay slot. Use "pic" case for - unix always, since we want to be able to thunk to functions in a - shared library from an application. - -Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com> - - * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a. - (LIB1ASMSRC, LIB1ASMFUNCS): Define. - -Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com) - - * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the - offset's mode is not ptr_mode, convert it. - -Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com> - - * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross - compiling if it was already defined. - -Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com) - - * flow.c (find_basic_blocks): Don't create a new basic block - for calls in a LIBCALL block. - -Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * config/fp-bit.c (L_df_to_sf): Fix typo in last change. - -Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com) - - * cse.c (rtx_cost): Remove conflicting default case. - -Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com> - - * configure.in: Move default enabling of Haifa out of for loop. - * configure: Rebuild. - -Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -1997-12-25 Teemu Torma <tot@trema.com> - - * Makefile.in (GTHREAD_FLAGS): New var. - (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS). - (distclean): Remove gthr-default.h. - - * configure.in: Accept dce as a thread package. - Check for thread.h and pthread.h. - Link gthr-default.h to appropriate thread file and set - gthread_flags. - (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and - include multilib definitions from pa/t-dce-thr. - (sparc-*-solaris2*): Enable threads by default, if thread.h or - pthread.h is found, preferring posix threads over solaris ones. - - * config/pa/t-dce-thr: New file. - * config/pa/t-pa: Removed multilibs. - * config/sparc/t-sol2: Ditto. - - * gthr.h: New file. - * gthr-single.h: New file. - * gthr-posix.h: New file. - * gthr-solaris.h: New file. - * gthr-dce.h: New file. - * libgcc-thr.h: Removed. - * objc/thr-dce.c: New file copied from thr-decosf1.c. - - * frame.c: Include gthr.h instead of libgcc-thr.h. - * libgcc2.c: Include gthr.h instead of libgcc-thr.h. - (eh_context_initialize): If __gthread_once fails, use static eh - context. - (eh_context_free): Call __gthread_key_dtor. - -Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com) - - * expr.h (MUST_PASS_IN_STACK): Allow target port to override. - -Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com> - - * cse.c (max_insn_uid): New variable. - (cse_around_loop): Use max_insn_uid. - (cse_main): Set max_insn_uid. - - * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT, - and define __LONG_MAX__ appropriately. Add support for -mabi=X, - -mlong64, and -mgp{32,64} options. - * mips.c (mips_abi): Change type to int. - * mips.h (enum mips_abi_type): Delete. - (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants. - (mips_abi): Change type to int. - -Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu> - - * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check; - optimization is now always enabled. - - * calls.c (expand_call): Recognize C++ operator new as malloc-like - function. - - * alias.c (memrefs_conflict_p): Eliminate tests now done by - base_alias_check. - (*_dependence): Call canon_rtx before base_alias_check. - (init_alias_once): New function to precompute set of registers which - can hold Pmode function arguments. - - * rtl.h: Declare init_alias_once. - - * toplev.c (compile_file): Call init_alias_once. - -Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com) - - * tree.c (restore_tree_status): Do not dereference a null pointer. - -Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>: - - * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to - RLIMIT_STACK. This maintains consistency with the recent, similar - patch to cccp.c and toplev.c. - -Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com> - - * genattrtab.c (expand_units): For large nr opclasses, expand - function_units_used with ORX to prevent blowups. Tag with FFS. - (num_unit_opclasses): New variable. - (gen_unit): Update it. - (enum operator): Add ORX_OP. - (operate_exp): Treat ORX as or, except don't expand across an if. - Reuse number rtx's after operating on them. - (check_attr_value): Accept IOR, AND, & FFS. - (write_test_expr): Transmute `in_comparison' to `flags'. Allow - for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE. - (write_expr_attr_cache, write_toplevel_expr): New functions. - (write_attr_get): Handle FFS-tagged expressions. - (make_canonical): Don't expand const attributes. - (convert_const_symbol_ref): Dike out. - (evaluate_eq_attr): Handle SYMBOL_REF. - (main): Don't emit get_attr_foo for const attributes. - - * alpha.c (override_options): Reinstate PROCESSOR_EV6. - (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests. - * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly. - * alpha.md: Redo all of the scheduling, adding EV6 support, and - combining function units where possible. - (attr "type"): Split loads, stores, cmov into int/fp. Combine - multiplies and divides. Add EV6 sqrt, ftoi, itof. - (attr "opsize"): New attribute. - (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns. - (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX - to control register allocation. - (movsi2-1, movdi2-1): Likewise. - -Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com> - - * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, - MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC): - Move OSF/1 specific defines out. - * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS): - Move Linux specific defines out. - (LINK_SPEC): Genericize. - (ASM_FILE_START): Emit .arch if using more than the base insn set. - (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version. - (SDB_DEBUGGING_INFO): Remove; gas can't handle it. - (HANDLE_SYSV_PRAGMA): Define. - * alpha/osf.h: New file. - * alpha/linux.h: Split. Retain file-format independant defines. - Import Linux bits from elf.h. - (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES - (FUNCTION_PROFILER): _mcount takes its address in $28. - (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef. - * alpha/linux-ecoff.h: New file. - * alpha/linux-elf.h: New file. - * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h. - * alpha/win-nt.h (TARGET_DEFAULT): Define. - * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]: - Add new headers as appropriate. - - * configure.in (alpha*): Enable Haifa by default. - (*-*-winnt3*): Change to winnt*, since we're not v3 specific. - * configure: Rebuild. - -Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com> - - * Makefile.in (clean): Remove the stages with their objects here ... - (distclean): ... instead of here. - -Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * cse.c (rtx_cost): Add default case in enumeration switch. - * fix-header.c (recognized_macro): Likewise. - (recognized_extern): Likewise. - (write_rbrac): Likewise. - * objc/objc-act.c (encode_aggregate): Likewise. - (gen_declarator): Likewise. - (gen_declspecs): Likewise. - -Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (create_reg_dead_note): Detect and handle another - case where we kill more regs after sched than were killed before - sched. - * sched.c (create_reg_dead_note): Similarly. - -Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com) - - * c-pragma.c: Include flags.h. - -Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu> - - * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything - about system headers. - (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32 - and also to resolve symbols in prefix.c. - - * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict - between gansidecl.h and newlib's _ansi.h when building libgcc2.a, - when the definitions in auto-config.h is not visible. - (HAVE_BZERO): Likewise. - (HAVE_BCMP): Likewise. - (HAVE_RINDEX): Likewise. - (HAVE_INDEX): Likewise. - -Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (emit_move_sequence): Handle a function label source - operand. - -Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com - - * c-pragma.c (handle_pragma_token): Generate warning messages - about unknown pragmas if warn_unknown_pragmas is set. - - * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command - line option to set variable: warn_unknown_pragmas. - -Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de> - - * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the - definition. - (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'. - -Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define. - (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to - generate more fine grained floating point emulation libraries. - * config/fp-bit.c: Add protecting #ifdef to all functions so - that they can be compiled separately. If !FINE_GRAINED_LIBRARIES, - then compile all suitable functions. - (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two - underscores to avoid namespace pollution. - * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c - (FPBIT): Define. - * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c - (FPBIT): Define. - (DPBIT): Define. - -Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - Jeff Law <law@cygnus.com> - - * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning - of the declaration. - * c-decl.c (finish_decl): Use parentheses around && within ||. - * rtl.c: Include stdlib.h. - (read_skip_spaces): Add parentheses around assignments used as - truth values. - (read_rtx): Initialize list_rtx. - * cppexp.c (parse_number): Use || when operands are truth values. - * alias.c (find_base_value): Add default case. - (memrefs_conflict): Likewise. - * combine.c (sets_function_arg_p): Likewise. - * genemit.c (gen_exp): Likewise. - * local-alloc.c (contains_replace_regs): Likewise. - * rtlanal.c (jmp_uses_reg_or_mem): Likewise. - * fold-const.c (fold_convert): Use "&&" for truth values. - (fold): Add default case. - * sdbout.c (sdbout_field_types): Fix typo in declaration. - (sdbout_one_type): Add default case. - * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS. - (some_operand): Add default case. - (input_operand): Likewise. - (signed_comparison_operator): Likewise. - (divmod_operator): Likewise. - (alpha_set_memflags_1): Likewise. - * reload1.c (reload_cse_simplify_operands): Ensure function - always returns a value. - * scan-decls.c (scan_decls): Likewise. - * c-lex.c (skip_white_space): Fix typo in declaraion. - * c-typeck.c (comp_target_types): Add parentheses around assignment - used as truth value. - (print_spelling): Likewise. - (constructor_implicit, constructor_result): Remove unused variables. - * collect2.c (scan_library): Protect prototype with - #ifdef SCAN_LIBRARIES. - * emit-rtl.c (find_line_note): Fix typo in declaration. - * final.c (asm_insn_count): Protect prototype with - #ifdef HAVE_ATTR_length. - * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC. - (try_pre_increment_1, try_pre_increment): Likewise. - * regclass.c (auto_inc_dec_reg_p): Protect prototype with - #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit. - * gcov-io.h (__store_long, __write_long, __read_long): Fix - unsigned/signed comparisons. - * gcov.c (read_files): Remove unused "first_type" variable. - (scan _for_source_files): Initialize s_ptr. - (function_summary): Eliminate "%lf" formatting, use %ld for - longs. - (output_data): Initialize branch_probs and last_line_num. - Eliminate "%lf" formatting, use "%ld" for longs. - -Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com> - - * mips16.S: New file. - - * libgcc2.c (varargs): Handle mips16. - - * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an - expression. - * stmt.c (expand_end_case): Likewise. - * alpha.h (CASE_VECTOR_PC_RELATIVE): Update. - * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise. - * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise. - -Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in - the build directory. - (libobjc.a): Update dependency list. - (libobjc.dll): Likewise. Use libobjc_entry.o from the build - directory. - (objc/sendmsg.o): Add -Iobjc to find runtime-info.h. - (objc.mostlyclean): Remove runtime-info.h. - -Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com> - - * tree.c (build_range_type): Allow creation of ranges with no maximum. - * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE. - * dwarf2out.c (add_subscript_info): Likewise. - * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise. - * sdbout.c (plain_type_1): Likewise. - * stmt.c (pushcase_range, all_cases_count, node_has_high_bound): - Likewise. - * fold-const.c (int_const_binop, fold_convert, make_range, fold): - Likewise. - -Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * mips.c (fatal): Remove declaration. - -1997-12-18 Mark Mitchell <mmitchell@usa.net> - - * integrate.c (get_label_from_map): New function. - (expand_inline_function): Use it. Initialize the label_map to - NULL_RTX instead of gen_label_rtx. - (copy_rtx_and_substitute): Use get_label_from_map. - * integrate.h (get_label_from_map): New function. - (set_label_from_map): New macro. - * unroll.c (unroll_loop): Use them. - (copy_loop_body): Ditto. - -Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com> - - * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined. - (INIT_TARGET_OPTABS): Define. - * mips/ecoff.h: Include gofast.h before mips.h. - (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS. - * mips/elf64.h: Likewise. - * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define. - -Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com> - - * except.c: Remove register_exception_table{,_p}. - -Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com> - - * unroll.c (calculate_giv_inc): Handle constant increment found in - a MEM with an appropriate REG_EQUAL note. - - * calls.c (expand_call): Implement LOAD_ARGS_REVERSED. - - * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the - frame pointer in the prologue. - -Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com> - - * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added. - * i386/xm-sco5.h (USE_C_ALLOCA) Added. - -Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com> - - * config/m68k/m68k.c (output_function_prologue): Typecast - dwarf2out_cfi_label to (char *). - * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "". - -Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com> - - * sparc.md (jump): Don't use the annul bit around an empty loop. - Patch from Kevin.Kelly@East.Sun.COM. - -Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com) - - * jump.c: (jump_optimize): Don't use the return register as a - source1 of a conditional move. - -Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com> - - * sparc.c (DF_MODES): Or the mask not the bit number. - (function_arg) [ARCH64]: Send unprototyped arg to fp reg first. - -Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch> - - * combine.c (force_to_mode): return immediately if operand is a CLOBBER. - -Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * fixincludes (size_t): Add support for Motorola's stdlib.h - which fails to provide a definition for size_t. - (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3. - (strlen,strspn,strcspn return value): Handle different layout on sysV88. - (hypot): Provide a fake for hypot for m88k-motorola-sysv3. - - * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to - prevent unresolved externals in libio. - * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise. - -Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org) - - * config/sparc/linux64.h (LIBGCC_SPEC): Removed. - (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}. - (LIB_SPEC): Updated for glibc 2. - -Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com) - - * ginclude/stdarg.h: Undo BeOS changes, they break hpux. - * ginclude/varargs.h: Likewise. - -Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org) - - * frame.h (__register_frame, __register_frame_table, - __deregister_frame): New. - * frame.c (__register_frame, __register_frame_table, - __deregister_frame): New. - * frame.c (__deregister_frame_info): Return void *. - * frame.h (__deregister_frame_info): Ditto. - * collect2.c (__deregister_frame_info): Ditto. - -Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com> - - * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG. - -Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_cpu_name): New variable. - (alpha_mlat_string): Likewise. - (alpha_memory_latency): Likewise. - (override_options): Handle -mmemory-latency. - (alpha_adjust_cost): Adjust load cost for latency. - * alpha.h (TARGET_OPTIONS): Add meory-latency. - (REGISTER_MOVE_COST): Define in terms of memory_latency. Take - TARGET_CIX into account. - (MEMORY_MOVE_COST): Define in terms of memory_latency. - * invoke.texi (DEC Alpha Options): Document -mmemory-latency. - - * alpha.h (ASM_COMMENT_START): New macro. - -Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com> - - * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c, - dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change. - - * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the - SUBREG_REG if the word count is unchanged. - * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve - subregs of identical word size for push_reload. - -Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997 - - * toplev.c (rest_of_compilation): Don't call save_for_inline_copy - if all we're doing is dealing with -Wreturn-type. - -Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com> - - * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2): - Use and 255 instead of zapnot 1, since it schedules better. - -Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com) - - * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat - it as volatile. - -Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on - dependency we delete. Properly update prev for multiple consecutive - deletions. - (priority): Skip deleted dependence. - -Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com> - - * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod. - -Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com> - - * flow.c (flow_analysis): Be consistent with find_basic_blocks in - determining when a new basic block starts. - - * alpha/osf2or3.h (LIB_SPEC): Restore missing defn. - - * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS. - * pa.md (iorsi3): Add missing args to *_operand calls. - - * except.c (call_get_eh_context): Don't mess with sequences. - (emit_eh_context): Include the call in the sequence here. - -1997-12-11 Paul Eggert <eggert@twinsun.com> - - * collect2.c (write_c_file_glob): Allocate initial frame object - in static storage and pass its address. - -Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com> - - * except.c (call_get_eh_context): Don't take a parm. - Put the call at the top of the function. - (emit_eh_context): Adjust. - (get_eh_context): Replace with former use_eh_context. - (get_eh_context_once, get_saved_pc_ref): Remove. - (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove. - * except.h: Adjust. - * integrate.c (expand_inline_function): Adjust. - * toplev.c (rest_of_compilation): Don't call emit_unwinder. - -Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com> - - * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define. - (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise. - -Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * fixincludes (strlen,strspn,strcspn return value): Handle different - layout on sysV88. - (hypot): Provide a fake for hypot which is broken on - m88k-motorola-sysv3. - -Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu> - - * tree.c, tree.h: Change tree_code_type, tree_code_length, and - tree_code_name from pointers to arrays. - * tree.c: Remove standard_tree_code_* variables, no longer used. - * print-tree.c: Remove declaration of tree_code_name. - - * cp/lex.c (init_lex): Update for tree_code_* changes. - * objc/objc-act.c (init_objc): Likewise. - - * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code - changes. - -Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com> - - * config.sub: Add support for BeOS target. - * configure.in: Likewise. - * ginclude/stdarg.h: Likewise. - * ginclude/stddef.h: Likewise. - * ginclude/varargs.h: Likewise. - * rs6000/beos.h: New file for BeOS. - * rs6000/t-beos: Likewise. - * rs6000/x-beos: Likewise. - * rs6000/xm-beos.h: Likewise. - * toplev.c (get_run_time): Just return 0 on BeOS. - -Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com) - Toon Moene (toon@moene.indiv.nluug.nl) - - * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly - old and broken Sun3 assemblers. Newer versions handle large - offsets correctly as does the GNU assembler. - -Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * objc/objc-act.c (lang_report_error_function): Disable. - * objc/objc-parse.y: Include "output.h". - (yyerror): Remove redundant decl. - (yyprint): Fix prototype. - (apply_args_register_offset): Remove redundant decl. - (get_file_function_name): Likewise. - -Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com> - - * flow.c (find_basic_blocks): A CALL_INSN that can throw starts - a new basic block. - (find_basic_blocks_1): Likewise. - -Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com> - - * except.c (use_eh_context): Don't copy_rtx a REG. - (emit_throw): Lose old unwinder support. - (expand_internal_throw): Likewise. - * libgcc2.c (struct eh_context): Likewise. - (new_eh_context): Likewise. - (__get_eh_info): Lose redundant cast. - (__get_dynamic_handler_chain): Likewise. - (__get_saved_pc): Lose. - Lose all old unwinder support code. - -Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com> - - Thread-safe EH support for pthreads, DCE threads and Solaris threads. - - * integrate.c (expand_inline_function): If the inline fn uses eh - context, make sure that the current fn has one. - * toplev.c (rest_of_compilation): Call emit_eh_context. - * except.c (use_eh_context): New fn. - (get_eh_context_once): New fn. - (call_get_eh_context): New fn. - (emit_eh_context): New fn. - (get_eh_context): Call either get_eh_context_once or - call_get_eh_context, depending on what we have. - (get_dynamic_handler_chain): Call get_eh_context_once. - * except.h: Prototypes for fns above. - * optabs.c (get_eh_context_libfunc): Removed. - (init_optabs): Don't initialize it. - * expr.h (get_eh_context_libfunc): Removed. - * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT. - * config/pa/pa.h (CPP_SPEC): Support for -threads. - * config/pa/pa-hpux10.h (LIB_SPEC): Ditto. - * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): - New multilib for -threads. - * config/sparc/t-sol2: Added multilibs for -threads and - made -pthreads alias to it. - * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC): - Added -threads and -pthreads options. - * libgcc-thr.h: New file. - * libgcc2.c: (__get_cpp_eh_context): Removed. - (struct cpp_eh_context): Removed. - (struct eh_context): Replaced cpp_eh_context with generic language - specific pointer. - (__get_eh_info): New function. - (__throw): Check eh_context::info. - (__sjthrow): Ditto. - * libgcc2.c: Include libgcc-thr.h. - (new_eh_context, __get_eh_context, - eh_pthread_initialize, eh_context_initialize, eh_context_static, - eh_context_specific, eh_context_free): New functions. - (get_eh_context, eh_context_key): New variables. - (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use - get_eh_context to get the context. - (longjmp): Move the declaration inside - #ifdef DONT_USE_BUILTIN_SETJMP. - * frame.c: Include libgcc-thr.h. - (object_mutex): Mutex to protect the object list. - (find_fde, __register_frame, __register_frame_table, - __deregister_frame): Hold the lock while accessing objects. - * except.h (get_eh_context): Declare. - * except.c (current_function_ehc): Define. - (current_function_dhc, current_function_dcc): Removed. - (get_eh_context): New function. - (get_dynamic_handler_chain): Use get_eh_context. - (get_saved_pc_ref): Ditto. - (get_dynamic_cleanup_chain): Removed references to - current_function_dcc. - (save_eh_status, restore_eh_status): Save and restore - current_function_ehc instead. - * optabs.c (get_eh_context_libfunc): New variable. - (init_optabs): Initialize it. - * expr.h: Declare get_eh_context_libfunc. - * function.h (struct function): Replaced dhc and dcc with ehc. - * except.c (get_saved_pc_ref): New functions. - (eh_saved_pc_rtx, eh_saved_pc): Deleted. - (expand_internal_throw_indirect): Use get_saved_pc_ref() instead - of eh_saved_pc. - (end_eh_unwinder): Likewise. - (init_eh): Remove initialization of eh_saved_pc. - * optabs.c (get_saved_pc_libfunc): New variable. - (init_optabs): Initialize it. - * expr.h: Declare get_saved_pc_libfunc. - * except.h (eh_saved_pc_rtx): Deleted. - (get_saved_pc_ref): Declared. - - From Scott Snyder <snyder@d0sgif.fnal.gov>: - * libgcc2.c (__get_saved_pc): New. - (__eh_type, __eh_pc): Deleted. - (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc. - (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside - this fcn. - -Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu> - - * sparc/sol2.h: Use 64 bit multiply and divide functions in - Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE - as 0. - - * rtl.h (global_rtl): New variable, replacing separate variables for - commonly used rtl. - (const_int_rtx): Now array of rtx_def, not rtx. - * emit-rtl.c: Update for new rtl data structures. - * genattrtab.c: Define global_rtl. - -Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by - default. - -Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com> - - * crtstuff.c (__do_global_ctors): Fix typo. - -Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition - to RLIMIT_STACK to see if we can call getrlimit and setrlimit. - -Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.h (FUNCTION_ARG_PADDING): Define. - * rs6000.c (function_arg_padding): New function. - -Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * m68k.c: Include tree.h only once. - -Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc. - -Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com) - - * Partially cleaned up prototyping code from HJ. - * tree.h: Add many prototypes. - * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn. - All references changed. - * rtl.h: Protect from multiple inclusions. Add many prototypes. - -Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com> - - * libgcc2.c (string.h): Hoist inclusion to occur before first use of - string functions like strlen. - -Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * configure.in: Check for functions getrlimit and setrlimit. - * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition - to RLIMIT_STACK to see if we can call getrlimit and setrlimit. - -Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu> - - * Makefile.in (compare*): Handle losing behavior from 4.4bsd make. - -Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com> - - * alpha.c (REG_RA, alpha_return_addr, output_epilog): - Fix merge problems. - - * alpha.c (override_options): Don't know about scheduling for EV6. - * alpha.md (ev5 function units): Don't overload as ev6. - - * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case. - * alpha.md (define_attr type): Add mvi. - (ev5_e0): Define sceduling parameters for it. - (TARGET_MAX insns): Type is mvi not shift. - -Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com> - - * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug. - -Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * cstamp-h, auto-config.h: Delete. - -Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com) - - * cccp.c: Fix typo brought over in merge. - - * Merge in changes from gcc-2.8. - -Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be> - - * m68k.c: Include tree.h for dwarf2out_cfi_label. - - * gcc.c (process_command): Do not take address of function fatal when - calling lang_specific_driver. - -Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu> - - * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling - doesn't work with it yet, so set it to 0. - * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define. - -Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch> - - * cse.c (cse_insn): Check for invalid entries when taking references. - -Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * loop.c (invariant_p): Don't test flag_rerun_loop_opt. - (loop_optimize, scan_loop, strength_reduce): New argument unroll_p. - * toplev.c (rest_of_compilation): Pass it. Remove code to - save / clear / restore flag_unroll_{,all_}loops. - -Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> - - * i386.c (notice_update_cc): Remove bogus pentium GCC code. - -Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com) - - * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR. - -Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com> - - * except.c (get_dynamic_handler_chain): Only make the call once per - function. - - * except.c (expand_end_all_catch): Fix for sjlj exceptions. - -Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (final_prescan_insn): Use local label prefix - when emitting .uses pseudo-ops. - -Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc. - * except.c: Lose outer_context_label_stack. - (expand_eh_region_end): Rethrow from outer_context here. - (expand_fixup_region_end): Let expand_eh_region_end do the rethrow. - (expand_internal_throw): Take no args. - (expand_internal_throw_indirect): Lose. - (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow. - (expand_start_all_catch): Start a rethrow region. - (expand_end_all_catch): End it. - (expand_rethrow): New fn. - * except.h: Reflect above changes. - * flow.c: Revert change of Nov 27. - -Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com) - - * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer. - -Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com> - - * except.c (expand_fixup_region_end): New fn. - (expand_fixup_region_start): Likewise. - (expand_eh_region_start_tree): Store cleanup into finalization here. - * stmt.c (expand_cleanups): Use them to protect fixups. - -Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com> - - * mips/mips.md (muldi3_r4000): Broaden the output template - and attribute assignments to handle three operand dmult; - rename to muldi3_internal2. - (muldi3): Call the new muldi3_internal2 for R4000, and - any GENERATE_MULT3 chip. - -Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com> - - * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start. - -Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com> - - * unroll.c (find_splittable_givs): Remove last change. Handle givs - with a dest_reg that was created by loop. - -Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch. - - * rs6000/aix41.h (ASM_CPU_SPEC): Define. - -Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com) - - * configure.in: Fix NCR entries. - -Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com) - - * flow.c (find_basic_blocks): Handle cfg issues for rethrows and - nested exceptions correctly. - - * unroll.c (find_splittable_givs): Don't split givs with a dest_reg - that was created by loop. - -Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com> - - * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR. - - * except.c (expand_start_all_catch): One more do_pending_stack_adjust. - -Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs. - (print_operand): Use SMALL_DATA_REG for the register involved in - small data relocations. - (print_operand_address): Ditto. - - * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if - -dynamic linker is not used. - - * rs6000.md (call insns): For local calls, use @local suffix under - System V. Don't use @plt under Solaris. - - * rs6000.c (output_function_profiler): Put label address in r0, and - store LR in 4(sp) for System V/eabi. - - * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16 - byte boundary, and maintain stack backchain. - -Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com> - - * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2, - fix_truncsfdi2): Change *. - -Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (main): Complain about -gdwarfn. - -Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarfout.c (output_type): If finalizing, write out nested types - of types we've already written. - -Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com> - - (patches originally from Geoffrey Keating) - * rs6000.c (function_arg): Excess floating point arguments don't - go into GPR registers after exhausting FP registers under the - System V.4 ABI. - (function_arg_partial_nregs): Ditto. - - * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt - suffix to calls. - -Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com> - - * integrate.c (output_inline_function): Just unset DECL_INLINE. - -Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov> - - * dwarf2out.c (outout_call_frame_info): Ensure that the info has - proper alignment. - - * libgcc2.c (__throw): Initialize HANDLER. - -Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com> - - * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2, - fix_truncsfdi2): Change *X to ?*X. - -Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com) - - * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling. - -Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com) - - * crtstuff.c (do_global_dtors_aux): Handle multiple calls better. - -Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>: - - * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement. - -Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com> - - * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL. - * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc. - * expr.h: Likewise. - -Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com) - - * pa-hpux10.h (NEW_HP_ASSEMBLER): Define. - * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using - gas and not using the new HP assembler. - -Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (program_transform_cross_name): Clean up "-e" confusion. - (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise. - -Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com> - - * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for - TARGET_ENDIAN_DEFAULT == zero instead of testing for macro - definition. - -Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> - - * stmt.c (expand_end_bindings): Allow jump into block with cleanups. - -Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com> - - * except.h: Add outer_context_label_stack. - * except.c: Likewise. - (expand_start_all_catch): Push the outer_context for the try block - onto outer_context_label_stack. - (expand_end_all_catch): Use it and pop it. - -Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com) - - * i386/sco5.h (HAVE_ATEXIT): Revert last change. - -Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better. - -Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de> - - * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label - to correspond with the change to ASM_GENERATE_INTERNAL_LABEL. - -Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com> - - * Makefile.in (LIB2FUNCS): Remove C++ memory management support. - * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler, - __builtin_delete, and __builtin_vec_delete. - - * except.c (output_exception_table): Don't bother with - __EXCEPTION_END__. - -Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register - is an in/out operand. - (zero extended variants of stwm/stwm patterns): Similarly. - - * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE. - -Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4. - Use assemble_name. - (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name. - (output_call_frame_info): Emit a \n after using it. - -Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk> - - * configure.in: Add AC_ARG_ENABLE for Haifa as documentation. - -Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be> - - * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros. - (ASM_OUTPUT_DWARF_VALUE4): New macro. - (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is - defined. - (output_call_frame_info): Do not output forward label differences - if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined. - * m68k/mot3300.h (SET_ASM_OP): Define when not using gas. - -Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (attribute "type"): Add nil. - (movsi_ie): y/y alternative is type nil. - (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X - alternatives. - (movsf_ie+1): Delete. - -Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com> - - * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are - large_int, emit two insns instead of one splitable insn. - * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset - from cfa_temp_value, use cfa_offset. Add assert checking that - cfa_reg is SP. - -Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com> - - * cccp.c (deps_output): Properly quote file names for make. - -Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com) - - * t-h8300 (MULTILIB_EXCEPTIONS): Define. - -Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com) - - * i386/sco5.h (HAVE_ATEXIT): Delete definition. - -Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com) - - * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl - return. - (cse_end_of_basic_block): Similarly. - -Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com> - - * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define. - (SELECT_RTX_SECTION): Define. - (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC. - -Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (compare, compare-lean): Define $stage for each - shell command. - (gnucompare, gnucompare-lean): Likewise. - -Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com) - - * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets. - - * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label - to correspond with the change to ASM_GENERATE_INTERNAL_LABEL. - -Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com) - - * dwarfout.c (byte_size_attribute): Add local var upper_bound - and add case to handle STRING_TYPE. - * dwarfout.c (output_string_type_die): Fix code to generate - correct string length attribute for fixed length strings. - Still needs support for varying length strings. - -Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com) - - * toplev.c (get_run_time): Do something sensible for cygwin32. - -Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com> - - * expr.c (expand_builtin_setjmp): Set - current_function_has_nonlocal_label. - * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill - call-saved registers across calls. - - * alpha.md (exception_receiver): Remove. - (nonlocal_goto_receiver_osf): New - (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver. - (nonlocal_goto_receiver): New, select _osf or _vms. - - * alpha.c (output_prolog [*]): Prefix entry labels with '$' to - keep them from being propogated to the object file. - (alpha_write_linkage): Likewise. - * alpha.md (call_vms): Likewise. - (call_value_vms): Likewise. - (unnamed osf call insns): Likewise. - - * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label. - (ASM_GENERATE_INTERNAL_LABEL): Likewise. - - * alpha.c (call_operand): Any reg is valid for WinNT. - * alpha.md (call_nt, call_value_nt): Don't force address into $27. - (anon nt calls): Add 'R' alternative. - * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, - INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs. - -Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com) - - * calls.c (expand_call): Handle pcc_struct_value correctly for C++. - - * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines. - * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise. - * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise. - -Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com> - - * reload1.c (new_spill_reg): Improve fixed or forbidden register - spill error message. - -Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise, - use varargs.h. Wrap header with <>, not "". - -Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com) - - * integrate.c (save_for_inline_copying): Add return value from - savealloc. - -Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com> - - * fixincludes: Be a little more restrictive on what we will - substitute to replace definitions of MAXINT for HPUX. - -Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com> - - * dbxout.c (dbxout_symbol_location): Don't assume that variables - whose address is the stack or argument pointers are indirect - pointers. - -1997-11-13 Paul Eggert <eggert@twinsun.com> - - * cccp.c, cpplib.c (compare_defs): - Don't complain about arg name respellings unless pedantic. - * cpplib.c (compare_defs): Accept pfile as new arg. - All callers changed. - -Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * fold-const.c (fold_truthop): Fix bug in last change. - -1997-11-13 Paul Eggert <eggert@twinsun.com> - - Fix some confusion with IEEE minus zero. - - * real.h (REAL_VALUES_IDENTICAL): New macro. - - * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros. - * fold-const.c (operand_equal_p): Don't consider -0.0 to be - identical to 0.0. - * tree.c (simple_cst_equal): Don't consider -0.0 to have the - same tree structure as 0.0. - - * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL - macro instead of doing it by hand. - -Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com) - - * v850/lib1funcs.asm: Minor whitespace changes. - * v850.c: Fix minor formatting problems in many places. - (construct_restore_jr, construct_save_jarl): Remove unwanted aborts. - -Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com> - - * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and - xplus1 when xplus0 is not a register. - -Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com) - - * flow.c (find_basic_blocks): During marking phase, if we encounter - an insn with a REG_LABEL note, make the target block live and - create an edge from the insn to the target block. Do not make - edges from all blocks to the target block. - - * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers. - - * confiugre.in: Tweak NCR entries. - * configure: Rebuilt. - -Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to - pick apart floating point values, instead of using CONST_DOUBLE_LOW - and CONST_DOUBLE_HIGH. - - * rs6000.md (define_splits for DF constants): Use the appropriate - REAL_VALUE_* interface to pick apart DF floating point constants in - a machine independent fashion. - -Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * fold-const.c (fold_truthop): When changing a one-bit comparison - against zero into a comparison against mask, do a proper sign - extension. - -Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com) - - * except.c: Do not include "assert.h". - (save_eh_status): Turn asserts into conditional aborts. - (restore_eh_status, scan_region): Likewise. - * dwarfout.c: Do not include "assert.h". - (bit_offset_attribute): Turn asserts into conditional aborts. - (bit_size_attribute, output_inlined_enumeration_type_die): Likewise. - (output_inlined_structure_type_die): Likewise. - (output_inlined_union_type_die): Likewise - (output_tagged_type_instantiation): Likewise. - (dwarfout_file_scope_decl): Likewise. - * dwarf2out.c: Do not include "assert.h" - (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts. - (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise. - (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise. - (add_bit_size_attribute, scope_die_for): Likewise. - (output_pending_types_for_scope): Likewise. - (get_inlined_enumeration_type_die): Likewise. - (get_inlined_structure_type_die): Likewise. - (get_inlined_union_type_die, gen_subprogram_die): Likewise. - (gen_tagged_type_instantiation_die): Likewise. - - * flow.c (find_basic_blocks): Refine further to get a more correct - cfg, especially in the presense of exception handling, computed - gotos, and other non-trivial cases. Call abort if an inaccuracy - is detected in the cfg. - -Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts. - - * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions. - (skip_white_space): Use whitespace_cr. - (check_newline): Handle whitespace more consistently. - -Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com> - - * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX. - * i386/xm-cygwin32.h (POSIX): Define. - -Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com> - - * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit - is available elsewhere. - -Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com> - - * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match - what the instruction can handle. - -Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com> - - * stmt.c (expand_decl_cleanup_no_eh): New fn. - - * except.c (expand_leftover_cleanups): do_pending_stack_adjust. - -Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com) - - * alias.c (MAX_ALIAS_LOOP_PASSES): Define. - (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES. - -Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (lshrdi3_power): Delete '&' from first alternative and - swap instruction order. - -Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com) - - * fixinc.svr4 (__STDC__): Add another case. - -Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying - addresses in the epilogue delay slot. - -Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de) - - * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace - in generated `specs' file. - -Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com) - - * flags.h (flag_rerun_loop_opt): Declare. - * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt. - * toplev.c (flag_rerum_loop_opt): Delete static. - -Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - Bring over from FSF: - - Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * va-sh.h (__va_arg_sh1): Define. - (va_arg): Use it. - SH3E doesn't use any integer registers for subsequent arguments - once a non-float value was passed in the stack. - * sh.c (machine_dependent_reorg): If optimizing, put explicit - alignment in front label for ADDR_DIFF_VEC. - * sh.h (PASS_IN_REG_P): Fix SH3E case. - (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length. - - Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including - svr4.h. - - Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (machine_dependent_reorg): When -flag_delayed_branches, - put an use_sfunc_addr before each sfunc. - * sh.md (use_sfunc_addr, dummy_jump): New insns. - (casesi): For TARGET_SH2, emit a dummy_jump after LAB. - - Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine. - -Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com> - - * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for - linked once FDEs. - -Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com) - - * alias.c (find_base_value): Only return the known base value for - pseudo registers. - -Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com> - - * i386.c (load_pic_register): Call prologue_get_pc_and_set_got. - * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE - to pattern. - (prologue_get_pc_and_set_got): New pattern. - -Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com) - - * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse - for SUBREG, just fall through. - - * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero. - - * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake. - -Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com) - - * fixincludes: Fix "hypot" prototype in NeXT math.h. - - * Makefile.in (USE_ALLOCA): Always include alloca.o. - (USE_HOST_ALLOCA): Likewise. - - * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES - and LABEL_REFS fields. - * rtl.h (LABEL_REFS): Update. - -Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com> - - * combine.c (try_combine): When setting elim_i2, check whether newi2pat - sets i2dest. When calling distribute_notes for i3dest_killed, pass - elim_i2 and elim_i1. When setting elim_i1, check if newi2pat - sets i1dest. - - * mips.md (insv, extzv, extv): Add change_address call. - (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern. - - * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc. - - * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants. - - * mips.c (mips_expand_epilogue): Emit blockage insn before call to - save_restore_insns if no FP and GP will be restored. - - * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode. - Convert CCmode to word_mode before calling GET_MODE_SIZE. - - * acconfig.h (HAVE_INTTYPES_H): Undef. - * configure.in (inttypes.h): Check for conflicts between sys/types.h - and inttypes.h, and verify that intmax_t is defined. - * config/mips/x-iris (CC, OPT, OLDCC): Comment out. - * config/mips/x-iris3: Likewise. - -Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com) - - * alias.c (find_base_value): When copying arguments, return the - tenative value for a hard register. - -Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com> - - * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling. - (yylex): Record wide strings using target endianness, not host. - -Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com) - - * mn10200.h (ASM_OUTPUT_BSS): Delete. - (ASM_OUTPUT_ALIGNED_BSS): New macro - * mn10300.h (ASM_OUTPUT_BSS): Delete. - (ASM_OUTPUT_ALIGNED_BSS): New macro. - * v850.h (ASM_OUTPUT_BSS): Delete. - (ASM_OUTPUT_ALIGNED_BSS): New macro. - -Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP. - -Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com) - - * configure.in (sco5): Use cpio to install header files. - -Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to - 14 char length. - * configure: Rebuild. - -Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com) - - * i386/sco5.h: enable -gstabs once again. - -Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com) - - * arm.c (output_move_double): Allocate 3 entries in otherops array. - -Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com) - - * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG - notes for sjlj exceptions too. - (expand_eh_region_end): Similarly for EH_REGION_END notes. - (exception_optimize): Optimize EH regions for sjlj exceptions too. - * final.c (final_scan_insn): Don't output labels for EH REGION - notes if doing sjlj exceptions. - -Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com) - - * alias.c (init_alias_analysis): Handle -fno-alias-check when - optimizing correctly. - - * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note - or set current_function_calls_setjmp anymore. - - * flow.c (find_basic_blocks): If we delete the label for an - exception handler, remove it from the EH label list and remove - the EH_BEGIN/EH_END notes for that EH region. - -Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com) - - * flow.c (find_basic_blocks): Generate correct flow control - information when exception handling notes are present. - -Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com) - - * dwarf2out.c (output_call_frame_info): Fix length argument - to ASM_OUTPUT_ASCII. - (output_die, output_pubnames, output_line_info): Likewise. - -Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - - * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to - output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if - flag_debug_asm is on. - (output_die, output_pubnames, output_line_info): Likewise. - - * alias.c (init_alias_analysis): Add struct_value_incoming_rtx - and static_chain_rtx into the potential base values array if - they are registers. - - * alias.c (new_reg_base_value): New array of potential base values. - (unique_id): Now file scoped static. - (find_base_value, case REG): Return the value in reg_base_value - array for the REG if it exists. Else, return the value from - new_reg_base_value if copying args and REG is a hard register. - (find_base_value, case PLUS): If either operand of the PLUS is - a REG, try to get its base value. Handle base + index and - index + base. - (record_set): Use new_reg_base_value instead of reg_base_value. - (init_alias_analysis): Allocate space for new_reg_base_value too. - Rework code to iterate over the insns propagating base value - information until nothing changes. - - * global.c (global_alloc): Free the conflict matrix after - reload has finished. - -Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c (L_eh): Define __eh_pc. - Replace __eh_type with generic pointer __eh_info. - -Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk> - - * expr.c (expand_increment): When enqueing a postincrement for a MEM, - use copy_to_reg if address is not a general_operand. - -Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * profile.c (output_func_start_profiler): Clear flag_inline_functions - for the duration of the call to rest_of_compilation. - -Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com> - - * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf. - Set extra_parts. - (sparc*-*-*): Recognize --with-cpu=v9. - * sparc/elf.h: New file. - * sparc/t-elf: New file. - -Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (const_8bit_operand): New function. - (mask_ok_for_mem_btst): New funtion. - * mn10300.md (btst patterns with mem operands): Use new functions - to avoid creating btst instructions with invalid operands. - -Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we - are running on PowerPC Linux. - -Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com> - - * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define - if not previously defined. - -Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com) - - * function.c (assign_parms): Correct mode of stack_parm if - entry_parm underwent a mode conversion. - -1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com> - - * global.c (global_alloc): Use xmalloc instead of alloca for - CONFLICTS, since max_allocno * allocno_row_words alone can be more - than 2.5Mb sometimes. - -Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com> - - * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of - DEST for the spill, adjust mode of SRC to compensate. - -Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com> - - * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p, - since any_memory_operand() allows pseudos during reload. - (reload_inhi, reload_outqi, reload_outhi): Likewise. - -Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com> - - * m68k.md (btst patterns): Add 5200 support. - -Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl> - - * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3) - optimizations, look inside dividend to determine if the expression - can be simplified by using EXACT_DIV_EXPR. - -Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com> - - From Brendan: - * dwarf2out.c (output_call_frame_info): Use l1 instead of ".". - -Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com> - - * alpha.c (summarize_insn [SUBREG]): Propogate SET. - -Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap - on a CLOBBER. - -Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com> - - * alpha.md (movqi, movhi): Make sure new insns created during reload - won't need reloading themselves. - (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise. - -Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg. - -Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask. - Patch from Klaus Kaempf <kkaempf@progis.de>. - -Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com) - - * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference - to an element in a constant string. - -Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32 - bit PC-relative offset. The exception range table pointer is now in - the CIE. - * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta. - (count_fdes, add_fdes, get_cie): Adjust. - (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses. - - From H.J. Lu: - * frame.c (count_fdes, add_fdes): Skip linked once FDE entries. - -Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com> - - * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just - like stack_pointer_rtx. - -Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap - targets using "$@" to provide support for similar but not identical - targets without having to duplicate code. - (bootstrap4): New goal. - - * Makefile.in (compare, compare-lean, compare3): Combined to one - ruleset determining actions to be performed via $@. - (compare4, compare4-lean): New targets. - (gnucompare, gnucompare3): Combined to one ruleset determining - actions to be performed via $@. Also, note which files failed - the comparison test in .bad_compare. - (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets. - -Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl> - - * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR - if the dividend is a multiple of the divisor. - -Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions. - - * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC, - and POS_DEC. - - * alias.c (true_dependence): Fix typo. - - * toplev.c (flag_rerun_loop_opt): New variable. - (f_options): Handle -frerun-loop-opt. - (rest_of_compilation): If -frerun-loop-opt, then run the loop - optimizer twice. - (main): Enable -frerun-loop-opt by default for -O2 or greater. - - * loop.c (simplify_giv_expr): Adding two invariants results - in an invariant. - -Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com> - - * expr.c (get_inner_reference): Remove the array bias after - converting the index to Pmode. - -Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug. - (TARGET_MULT_BUG): Define. - (TARGET_DEFAULT): Default to TARGET_MULT_BUG. - * mn10300.md (mulsi3): Handle TARGET_MULT_BUG. - -Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com) - - * mn10200.c (indirect_memory_operand): Delete unused function. - * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'. - * mn10200.md (bset, bclr insns): Handle output in a reg too. - -Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com> - - * alpha.md (call patterns): Revert Oct 16 change; if we are to elide - the callee's ldgp, we must do it ourselves, and we use the jsr tag - for more than scheduling. - -Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com> - - * sparc/sparc.h (ASM_SPEC): Delete asm_arch. - -Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.c (symbolic_operand, legitimize_address): New functions. - * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address. - (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic. - -Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string - for FILENAME. - -Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com) - - * toplev.c (flag_exceptions): Default value is 2. - (compile_file): If flag_exceptions still has the value 2, then - set it to 0. - - * rs6000.c (struct machine_function): Add pic_offset_table_rtx. - (rs6000_save_machine_status): Save pic_offset_table_rtx. - (rs6000_restore_machine_status: Restore pic_offset_table_rtx. - - * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions - are shared. - - * rs6000.md (*movsi_got_internal_mem): New pattern. - (*movsi_got_internal_mem splitter): New define_split. - -Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com> - - * obstack.h (obstack_empty_p): Fix spurious space after backslash. - -Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au> - - * rs6000.c: Avoid creating a stack frame under SYSV ABI if we - only need to save LR. - -Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com) - - * mn10300.md (movqi, movhi): Avoid using address registers as - destinations unless absolutely necessary. - - * mn10200.c (expand_prologue): Fix typo. - - * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed - addresses. - * mn10200.md (neghi2): Provide an alternative which works if - the input and output register are the same. - - * mn10300.c (print_operand): Handle 'S'. - * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for - shift amount in last alternative - - * mn10300.c (expand_epilogue): Rework to handle register restores - in "ret" and "retf" instructions correctly. - -Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com> - - * expmed.c (extract_bit_field): Don't make flag_force_mem disable - extzv for memory operands. - - * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse - redundant conditional moves to single operand. - -Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com> - - * v850.h: Move define of __v850__ from CPP_PREDEFINES - to CPP_SPEC. - - * xm-v850.h: Use __v850 rather than __v850__ to - identify v850 port. - -Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com> - - * mips/mips.c (compute_frame_size): Not a leaf function if - profile_flag set. - -Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au> - - * rs6000/t-ppccomm: Use -msdata=none for crtstuff. - -Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com> - - * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete. - (DEFAULT_ARCH32_P): New macro. - (TARGET_ARCH{32,64}): Allow compile time or runtime selection. - (enum cmodel): Declare. - (sparc_cmodel_string,sparc_cmodel): Declare. - (SPARC_DEFAULT_CMODEL): Provide default. - (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}. - (TARGET_FULLANY): Deleted. - (TARGET_CM_MEDMID): New macro. - (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC. - (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC. - (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch). - (CPP_SPEC): Rewrite. - (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros. - (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros. - (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros. - (ASM_SPEC): Add %(asm_arch). - (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default. - Rename asm_default to asm_cpu_default. - Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian, - cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch. - (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH. - ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values. - (MASK_INT64,MASK_LONG64): Delete. - (MASK_ARCH64): Renamed to MASK_64BIT. - (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete. - (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG. - (TARGET_SWITCHES): Always provide 64 bit options. - (ARCH64_SWITCHES): Delete. - (TARGET_OPTIONS): New option -mcmodel=. - (INT_TYPE_SIZE): Always 32. - (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH. - (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_.... - (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support. - (PRINT_OPERAND_PUNCT_VALID_P): Add '_'. - * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by - CPP_SPEC. - (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. - * sparc/linux.h: Likewise. - * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete. - (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC. - (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT. - (SPARC_DEFAULT_CMODEL): Define. - (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. - (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. - (LONG_DOUBLE_TYPE_SIZE): Define. - (ASM_SPEC): Add %(asm_arch). - * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. - (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. - (TARGET_CPU_DEFAULT): Add ultrasparc case. - * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete. - (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. - (SPARC_DEFAULT_CMODEL): Define. - * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete. - (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete - MASK_LONG64, MASK_MEDANY. - (SPARC_DEFAULT_CMODEL): Define. - (CPP_PREDEFINES): Delete. - (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. - (ASM_SPEC): Add %(asm_arch). - (LONG_DOUBLE_TYPE_SIZE): Define. - (DWARF2_DEBUGGING_INFO): Define. - * sparc/splet.h (CPP_SPEC): Delete. - * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. - (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support. - (BLOCK_PROFILER): Likewise. - * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals. - (sparc_override_options): Handle code model selection. - (sparc_init_expanders): Renamed from sparc64_init_expanders. - * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_.... - TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY. - (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_.... - (sethi_di_fullany): Delete. - -Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de> - Jeff Law <law@cygnus.com> - Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case. - (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise. - (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise. - (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise. - * alpha/alpha.md (arg_home): Likewise. - - * alpha/alpha.c (vmskrunch): Delete - * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete. - * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't - truncate to 64 characters. - - * make-l2.com: Support openVMS/Alpha. - - * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX. - -Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * longlong.h (count_leading_zeros): Add missing casts to USItype. - -Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com) - - * i386/bsd386.h (ASM_COMMENT_START): Define. - -Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com> - - * tree.c (restore_tree_status): Also free up temporary storage - when we finish a toplevel function. - (dump_tree_statistics): Print stats for backend obstacks. - -Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com> - - * expr.c (use_group_regs): Don't call use_reg for MEMs. - -Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c (__throw): Don't copy the return address. - * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address. - - * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized). - * toplev.c (main): Initialize exceptions_via_longjmp. - - * tree.c: Add extra_inline_obstacks. - (save_tree_status): Use it. - (restore_tree_status): If this is a toplevel inline obstack and we - didn't want to save anything on it, recycle it. - (print_inline_obstack_statistics): New fn. - * function.c (pop_function_context_from): Pass context to - restore_tree_status. - * obstack.h (obstack_empty_p): New macro. - -Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com) - - * i386/freebsd.h (ASM_COMMENT_START): Fix. - -Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com) - - * v850.c (ep_memory_offset): New function. - (ep_memory_operand, substitute_ep_register, v850_reorg): Call it. - - * v850.h (CONST_OK_FOR_*): Add and correct comments. - (CONSTANT_ADDRESS_P): Add comment. - (EXTRA_CONSTRAINT): Define 'U'. - * v850.md: Add comments on bit field instructions. - (addsi3): Delete &r/r/r alternative. Add r/r/U alternative. - (lshrsi3): Use N not J constraint. - - * v850.md (v850_tst1+1): New define_split for tst1 instruction. - - * v850.c (reg_or_0_operand): Call register_operand. - (reg_or_int5_operand): Likewise. - * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros. - (TARGET_SWITCHES): Add "big-switch". - (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE, - ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH. - (CASE_DROPS_THROUGH): Comment out. - (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define. - * v850.md (cmpsi): Delete compare mode. - (casesi): New pattern. - - * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero. - * v850.md (ashlsi3): Use SImode not QImode for shift count. - (lshrsi3): Likewise. - - * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete - unreachable switch statement after 'b' support. Remove "b" from - strings for 'b' support. - * v850.md (branch_normal, branch_invert): Change %b to b%b. - -Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an - empty line if @inhibit_libc@ is empty. - -Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com) - - * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj. - (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined. - (EH_FRAME_SECTION_ASM_OP_COFF): Likewise. - (DWARF2_UNWIND_INFO): Let this track object file format. - (EXTRA_SECTIONS): Add in_eh. - (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define. - (EH_FRAME_SECTION_ASM_OP_COFF): Likewise. - -Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu> - - * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2. - * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when - TARGET_MEDANY. - * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed. - (output_double_int): Output DI mode values correctly when - HOST_BITS_PER_WIDE_INT is 64. - (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use - fmovd so it works if a quad float ends up in one of the upper 32 - float regs. - * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns - necessary for PIC support on sparc64. - -Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com> - - * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS. - * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64. - (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define. - (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros. - (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros. - (SPARC_FP_ARG_FIRST): New macro. - (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now. - (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs. - (NPARM_REGS): There are 32 fp argument registers now. - (FUNCTION_ARG_REGNO_P): Likewise. - (FIRST_PARM_OFFSET): Update to new v9 abi. - (REG_PARM_STACK_SPACE): Define for arch64. - (enum sparc_arg_class): Delete. - (sparc_arg_count,sparc_n_named_args): Delete. - (struct sparc_args): Redefine and use for arch32 as well as arch64. - (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete. - (FUNCTION_ARG_ADVANCE): Rewrite. - (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite. - (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite. - (FUNCTION_ARG_CALLEE_COPIES): Delete. - (FUNCTION_ARG_{PADDING,BOUNDARY}): Define. - (STRICT_ARGUMENT_NAMING): Define. - (doublemove_string): Declare. - * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete. - (single_move_string): Use GEN_INT, and HOST_WIDE_INT. - (doublemove_string): New function. - (output_move_quad): Clean up some of the arch64 support. - (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64. - Don't add 8 bytes of reserved space if arch64. - (sparc_builtin_saveregs): Combine arch32/arch64 versions. - (init_cumulative_args): New function. - (function_arg_slotno): New static function. - (function_arg,function_arg_partial_nregs): New functions. - (function_arg_{pass_by_reference,advance}): New functions. - (function_arg_padding): New function. - * ginclude/va-sparc.h: Rewrite v9 support. - -Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch> - - * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P - for hard regs to determine base and index registers. - - * reload.c (debug_reload_to_stream): New function. Specify stream - into which to write debug info. - (debug_reload): Modify to call debug_reload_to_stream with stderr. - -Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com> - - * combine.c (can_combine_p): Don't combine with an asm whose - output is a hard register. - -Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com) - - * c-decl.c (start_struct): Ensure that structs with forward - declarations are in fact packed when -fpack-struct is given. - - * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if - we are packing a structure. This allows a structure with only - bytes to be aligned on a byte boundary and have no padding on a - m68k. - -Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record. - -Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com> - - * alpha.c (alpha_return_addr_rtx): New variable. - (alpha_save_machine_status): New; save it. - (alpha_restore_machine_status): New; restore it. - (alpha_init_expanders): New; clear it. - (alpha_return_addr): New; set it. - (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live - is overly conservative, so search the insns explicitly. - (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed. - (alpha_sa_size [VMS && !VMS]): Likewise. - * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr. - (INIT_EXPANDERS): New definition. - - * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file. - (output_prolog [!VMS]): Use them. - - * alpha.c (output_prolog [!VMS]): Move gp detection to ... - (alpha_does_function_need_gp): ... a new function. Refine the - CALL_INSN test to just TYPE_JSR. - * alpha.md (most call insns): Fix some jsr/ibr type transpositions. - -Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * pa.c (move_operand): Respect -mdisable-indexing. - * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise. - -Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for - PPC601. - (umulsidi3,umulsi3_highpart): Ditto. - (smulsi3_highpart_no_mq): Add !TARGET_POWER. - -Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com> - - * alpha.c (final_prescan_insn): Gut, remove and transform to ... - (alpha_handle_trap_shadows): ... a new function. Handle the entire - function in one go. Emit RTL for trapb, instead of printf directly. - (alpha_reorg): New function. Call alpha_handle_trap_shadows. - (trap_pending): Kill global variable. - (output_epilog): Don't call final_prescan_insn. - (struct shadow_summary): Elide $31 and $f31; now it fits in a word. - * alpha.h (FINAL_PRESCAN_INSN): Remove. - (MACHINE_DEPENENT_REORG): Define. - * alpha.md (jsr patterns with trapb): Stupid and useless. Kill. - (trapb): New insn. - -Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com> - - Tune Haifa scheduler for Alpha: - * alpha.h (ISSUE_RATE): Define. - * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply - EV4 adjustments to EV5. - * alpha.md: Remove all scaling from function unit delays. Rework - EV5 function units to match the CPU. - (umuldi3_highpart): EV5 added the IMULH insn class. - -Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (following_call): Fail if the CALL_INSN is an indirect - call. - -Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net> - - * cplus-dem.c (demangle_signature): Don't look for return types on - constructors. Handle member template constructors. - -Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com> - - * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns. - * tree.h: Declare them. - -Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com> - - * configure.in: Handle --with-newlib. - * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@. - - * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete. - -Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com) - - * config/ptx4.h: Fix typo. - -Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * aclocal.m4: Substitute INSTALL. - * configure: Re-built. - -Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com) - - * integrate.c (save_for_inline_copying): Avoid undefined pointer - operations. - (expand_inline_function): Likewise. - - * dwarf2out.c (output_call_frame_info): Reinstate last change - using flag_debug_asm check instead of flag_verbose_asm. - -Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com> - - * dwarf2out.c (output_call_frame_info): Remove last change. - -1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * frame.c (__frame_state_for): Execute the FDE insns until the - current pc value is strictly bigger than the target pc value. - -Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com> - - * regclass.c (init_reg_modes): If we can't find a mode for the - register, use the previous one. - -Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com> - - * haifa-sched.c (print_block_visualization): Call fprintf directly, - don't sprintf through an alloca'ed buffer. - -Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de) - - * reload.c (decompose): Always initialize val.base. - -Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de) - - * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment - instead of aborting. - * dwarf2out.c (output_call_frame_info): Call app_enable and - app_disable to let GNU as accept the generated comments. - -Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com> - - * tree.h (get_file_function_name): Add declaration. - * dwarf2out.c (output_call_frame_info): No need to cast - get_file_function_name call anymore. - * profile.c (toplevel): Remove get_file_function_name - declaration. - * c-lang.c (finish_file): Ditto. - -Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net> - - * Makefile.in (program_transform_name): Let autoconf substitute - the correct value. - -Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (schedule_block): If the first real insn in a - block has any special notes attached to it, remove them. - -Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com> - - * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5. - -Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de) - - * m88k.c (m88k_begin_prologue): Remove superfluous backslash. - -Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (check-g77): New test target. - (CHECK-TARGETS): Add check-g77. - -Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com> - - * toplev.c (rest_of_compilation): Defer all non-nested inlines. - -Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com> - - * flow.c (print_rtl_with_bb): Cast alloca return value for - in_bb_p. - -Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com> - - * i386.h (RETURN_ADDR_RTX): New definition that works for - __builtin_return_address(0) and -fomit-frame-pointer. - -Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com> - - Bring over from FSF. - Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com> - - * mips.c (function_arg): Handle passing a struct - containing a double in a DFmode register without the PARALLEL. - -Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com> - - * pexecute.c: Use spawn if __CYGWIN32__. - - * pexecute.c: Include "config.h" first, as per autoconf manual - (from Paul Eggert <eggert@twinsun.com>). - -Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump - optimisation for f/expr.o and f/stb.o. - -Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com) - - * cse.c (this_insn_cc0_mode): Initialize. - -Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de> - - * cccp.c (expand_to_temp_buffer): Initialize all members of obuf. - - * haifa-sched.c (get_block_head_tail): Remove unneeded initialization. - -Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com> - - * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since - that pair will dual-issue on the 21164 and plus+beq won't. - (bne): Likewise for cmpeq+beq. - -Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com> - - * except.c (find_exception_handler_labels): Correct argument to free. - -Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com> - - * except.c (find_exception_handler_labels): Free LABELS when we're - done. - -Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com> - - * flow.c (find_basic_blocks): Mark calls as potentially jumping - to the EH labels. - -Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com) - - * configure.in: Substitute for "install" too. - * configure: Rebuilt. - -Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu> - - * Makefile.in (bootstrap-lean, compare-lean): New targets. - -Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com) - - * alias.c (base_alias_check): Two symbols can conflict if they - are accessed via AND. - (memrefs_conflict_p): Likewise. - - * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn - after flushing argument registers to the stack. - - * Makefile.in (mostlyclean): Remove .regmove files. - -Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c (__throw): Fix thinko. - -Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net> - - * cplus-dem.c (demangle_template): Add new parameter. Handle new - template-function mangling. - (consume_count_with_underscores): New function. - (demangle_signature): Handle new name-mangling scheme. - -Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * flow.c (print_rtl_with_bb): Cast alloca return values for variables - start and end. - -Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com) - - * frame.c: Remove last change. - * dwarf2.h: Remove last change. - * tree.h: Add declarations of DWARF2 unwind info support - functions. - -Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com> - - * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size. - * tree.h (built_in_function): Likewise. - * expr.c (expand_builtin): Likewise. - * except.h: Likewise. - * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn. - * libgcc2.c (copy_reg): New fn. - (__throw): Use it. - -Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com> - - * c-typeck.c (build_binary_op): Warn about comparing signed vs - unsigned if -W is specified and -Wno-sign-compare is not. - * c-decl.c (warn_sign_compare): Initialize to -1. - (c_decode_option): -Wall no longer implies -Wsign-compare. - -Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * frame.c: Include gansidecl.h for PROTO. - * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is - defined. Don't declare dwarf2out_cfi_label here. - * dwarf2.h: Add declarations of DWARF2 unwind info support - functions. - * m68k.c: Include dwarf2.h. - (output_function_prologue): Add dwarf2 support. - * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros. - (INCOMING_FRAME_SP_OFFSET): Likewise. - - * integrate.c (expand_inline_function): Make sure there is at - least one insn that can be used as an insertion point. - -Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/ - -Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com> - - Bring over from FSF. - - Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com> - - * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32. - (get_pc_via_rdpc): Renamed from get_pc_sp64. - * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call. - - Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu> - - * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc. - (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=, - -malign-functions=. - (sparc_align_{loops,jumps,funcs}_string): Declare. - (sparc_align_{loops,jumps,funcs}): Declare. - (DEFAULT_SPARC_ALIGN_FUNCS): New macro. - (FUNCTION_BOUNDARY): Use sparc_align_funcs. - (STACK_BIAS): Define. - (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform - test. - (SPARC_SETHI_P): New macro. - (CONST_OK_FOR_LETTER_P): Use it. - (ASM_OUTPUT_ALIGN_CODE): Define. - (ASM_OUTPUT_LOOP_ALIGN): Define. - * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals. - (sparc_align_{loops,jumps,funcs}): New globals. - (sparc_override_options): Handle -malign-loops=, -malign-jumps=, - -malign-functions=. - (move_operand): Use SPARC_SETHI_P. - (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then - perform test. - (arith11_double_operand): Likewise. - (arith10_double_operand): Likewise. - (finalize_pic): Finish sparc64 support. - (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of - 64 bit constants if able. - (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD. - (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if - ! TARGET_FPU. - * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx. - (get_pc_sp32): Use for sparc64 as well. - (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts. - (sethi_di_sp64_const): Likewise. - (movtf_cc_sp64): Check TARGET_HARD_QUAD. - (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast. - (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise. - - Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com> - - * sparc/linux-aout.h (COMMENT_BEGIN): Delete. - * sparc/linux.h (COMMENT_BEGIN): Likewise. - * sparc/linux64.h (COMMENT_BEGIN): Likewise. - - Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu> - - Add sparc64 linux support. - * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h - to xm_file list on 32-bit sparc-linux. - * sparc/xm-sp64.h: New file. - * sparc/linux64.h: New file. - * sparc/xm-linux.h: Include some standard headers if not inhibit_libc. - Don't include xm-sparc.h. - * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define. - * glimits.h (LONG_MAX): Handle sparc64. - - Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com> - - * sparc/sysv4.h (ASM_COMMENT_START): Delete. - * sparc.h (ASM_COMMENT_START): Define. - * sparc.c (output_function_prologue): Use it. - (sparc_flat_output_function_{epi,pro}logue): Likewise. - - Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com> - - * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete, - use sparc.h's copies. - * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print - ascii form as well. - - Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * sparc.c (dwarf2out_cfi_label): Add declaration. - (save_regs, output_function_prologue): Remove cast for it. - (sparc_flat_{save_restore,output_function_prologue): Likewise. - ({save,restore}_regs): No longer inline. - -Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * fold-const.c (make_range): Correctly handle cases of converting - from unsigned to signed type. - -Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> - - * fold-const.c (merge_ranges): Make sure that if one range is subset - of another, it will always be the second range. Correct (+,-) case to - account for this. - -Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com> - - * final.c (final_end_function): Also do dwarf2 thing if - DWARF2_DEBUGGING_INFO. - (final_start_function): Likewise. - -Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu> - - * expmed.c (expand_divmod): If compute_mode is not the same as - mode, handle the case where convert_modes() causes op1 to no - longer be a CONST_INT. - - * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED - note holding get_jump_flags() calculation to all JUMP_INSNs. - * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA. - * rtl.c (reg_note_name): Add new note types. - -Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com) - - * rtlanal.c (computed_jump_p): Fix typo in last change. - -Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * loop.c (indirect_jump_in_function_p): Return 0 - by default. - -Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com) - - * rs6000/xm-rs6000.h: Fix thinko in last change. - * rs6000/xm-sysv4.h: Likewise. - -Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com> - - * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p. - -Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com) - - * reg-stack.c (find_blocks): Fix thinko in last change. - -1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * m68k.c (output_function_prologue): Add dwarf2 support. - - * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM, - INCOMING_FRAME_SP_OFFSET): New definitions. - -Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu> - - * combine.c (try_combine): Use NULL_RTX instead of '0' where - appropriate in calls to gen_rtx(). - * cse.c (cse_main): Likewise. - * emit-rtl.c (gen_label_rtx): Likewise. - * expr.c (init_expr_once): Likewise. - * haifa-sched.c (flush_pending_lists, sched_analyze_insn, - sched_analyze, init_rgn_data_dependences, - compute_block_backward_dependences): Likewise. - * sched.c (schedule_insns): Likewise. - * varasm.c (immed_double_const): Likewise. - - * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to - SPARC_STACK_BIAS for sake of dwarf2 on sparc64. - -Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com> - - * i386/sco5.h: Make ELF default file format and add -mcoff/-melf.. - (MULTILIB_DEFAULTS): Define. - (ASM_SPEC, CPP_SPEC): Handle -mcoff. - (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise. - (LIBGCC_SPEC): Likewise. - (MASK_COFF, TARGET_COFF, TARGET_ELF): Define. - (SUBTARGET_SWITCHES): Add -mcoff and -melf. - * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC. - (CRTSTUFF_T_CFLAGS_S): Tweak for COFF. - (EXTRA_PARTS, TAROUTOPTS): Delete. - (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete. - (MULTILIB_OPTIONS): Define. - (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise. - (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise. - -Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com) - - * loop.c (loop_number): Delete function. Change all references - to use uid_loop_num array. - * loop.h (loop_number): Delete declaration. - * unroll.c (unroll_loop): Change "loop_number" references to - use uid_loop_num instead. - - * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA - conditional. - (loop_unroll_iter): Remove unused variable and all references. - (loop_optimize): Always allocate and clear space for loop_unroll_factor. - (insert_bct): Fix minor formatting problems. - * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA. - (loop_unroll_iter): Removed unused decl. - * unroll.c (unroll_loop): Remove code to set loop_unroll_iter. - Always record the unrolling factor. - - * cse.c (simplify_relational_operation): Set h0u just like h0s. - Similarly for h1u and h1s. - - * flow.c (jmp_uses_reg_or_mem): Deleted unused function. - (find_basic_blocks): Use computed_jump_p to determine if a - particular JUMP_INSN is a computed jump. - * reg-stack.c (find_blocks): Use computed_jump_p to determine - if a particular JUMP_INSN is a computed jump. - * rtlanal.c (jmp_uses_reg_or_mem): New function. - (computed_jump_p): Likewise. - * rtl.h (computed_jump_p): Declare. - * genattrtab.c (pc_rtx): Define and initialize. - * loop.c (loop_optimize): Always determine if the current - function has a computed jump. - (indirect_jump_in_function_p): Use computed_jump_p to determine - if a particular JUMP_INSN is a computed jump. - - * loop.c (fix_bct_param): Delete unused function. - (check_bct_param): Likewise. - -Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com> - - * frame.c (__deregister_frame): Check properly for initialized object. - -Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined. - -Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * jump.c (thread_jumps): check can_reverse_comparison_p before - threading a reversed-condition jump. - - * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p. - * haifa-sched.c (update_flow_info): Likewise. - -Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (BOOT_CFLAGS): Use -O2. - - * configure.in (strtoul, bsearch): Have autoconf check for these - functions. - * configure, config.in: Rebuilt. - - * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__. - * mips/mips.h (alloca): Likewise. - * rs6000/xm-rs6000.h (alloca): Likewise. - * rs6000/xm-sysv4.h: Likewise. - -Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com> - - * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code. - * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along. - (dwarf2out_stack_adjust): A BARRIER resets the args space to 0. - - * except.c (end_eh_unwinder): Subtract 1 from return address. - * libgcc2.c (__throw): Likewise. - (find_exception_handler): Don't change PC here. Compare end with >. - -Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com> - - * v850.c (compute_register_save_size): Correct register - number. - * v850.md (save_interrupt, return_interrupt): Correct - register number. - * v850/lib1funcs.asm (save_interrupt): Correct register number. - (return_interrupt): Use stack pointer, not element pointer. - -1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com> - - * configure.in, configure: Make sure to create the stage* and include - symbolic links in each subdirectory. - -Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (reload_peepholes): Don't allow addresses with side - effects for the memory operand. - -Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c (find_exception_handler): Subtract one from our PC when - looking for a handler, to avoid hitting the beginning of the next - region. - - * except.c (expand_builtin_set_return_addr_reg): Use force_operand. - -Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com) - - * mips/abi64.h (LONG_MAX_SPEC): Define. - * mips.h (LONG_MAX_SPEC): Define. - (CPP_SPEC): Include long_max_spec. - (EXTRA_SPECS): Include long_max_spec. - -Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com) - - * v850.c (construct_save_jarl): Fix thinko in last change. - -Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com> - - * libgcc2.c (find_exception_handler): Not found is -1. - - * integrate.c (expand_inline_function): Move expand_start_bindings - after expanding the arguments. - -Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com> - - * expr.c (expand_expr): Remove previous incorrect change. - If target and slot has no DECL_RTL, then call mark_addressable - again for the slot after we give it RTL. - -Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com) - - * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable - again for the slot after we give it RTL. - -Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com> - - * v850.c (register_is_ok_for_epilogue, - pattern_is_ok_for_epilogue, construct_restore_jr, - pattern_is_ok_for_prologue, construct_save_jarl): New functions. - - * v850.h (pattern_is_ok_for_prologue, - pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New - predicates. - - * v850.md: Replace prologue and epilogue patterns with a - match_parallel pattern. - -Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com) - - * aclocal.m4: Add replacement for AC_PROG_INSTALL. - * configure.in: Use EGCS_PROG_INSTALL. - -Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com) - - * dwarf2out.c (gen_subprogram_die): Handle redefinition of an - extern inline function. - -Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com) - - * dwarf2out.c (reg_loc_descriptor): Fix prototype. - (concat_loc_descriptor): New function. - (loc_descriptor): Call it. - (add_AT_location_description): Also elide the descriptor if both - halves of a CONCAT are pseudos. - (add_location_or_const_value_attribute): Recognize CONCAT too. - -Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com> - - * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS. - - * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for - out-or-range reg_offset. - (output_epilog): Likewise. - -Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com) - - * cse.c (simplify_relational_operation): If MODE specifies a - mode wider than HOST_WIDE_INT, then the high word of a CONST_INT - is derived from the sign bit of the low word. - -Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com> - - Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86. - - * dwarf2.h: Add DW_CFA_GNU_args_size. - * frame.c (execute_cfa_insn): Likewise. - * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise. - (dwarf2out_args_size, dwarf2out_stack_adjust): New fns. - (dwarf2out_frame_debug): If this isn't a prologue or epilogue - insn, hand it off to dwarf2out_stack_adjust. - (dwarf2out_begin_prologue): Initialize args_size. - * frame.h (struct frame_state): Add args_size. - * libgcc2.c (__throw): Use args_size. - * final.c (final_scan_insn): If we push args, hand off all insns - to dwarf2out_frame_debug. - * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS. - - * dwarf2out.c dwarf2out_frame_debug): Fix typo. - Handle epilogue restore of SP from FP. - * emit-rtl.c (gen_sequence): Still generate a sequence if the - lone insn has RTX_FRAME_RELATED_P set. - - * frame.c (extract_cie_info): Handle "e" augmentation. - * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the - absence of UNALIGNED_*_ASM_OP. - (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF. - (output_call_frame_info): Use "e" instead of "z" for augmentation. - Don't emit augmentation fields length. - (dwarf2out_do_frame): Move outside of #ifdefs. - * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data - opcodes. - - * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all. - * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here. - * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0. - * sparc/sun4gas.h: New file. - * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as. - - * collect2.c (write_c_file_stat, write_c_file_glob): Declare - __register_frame_table and __deregister_frame. - -1997-09-15 Brendan Kehoe <brendan@cygnus.com> - - * except.c (find_exception_handler_labels): Use xmalloc instead of - alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million - in some cases. - -Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in: Various changes to build info files - in the object tree rather than the source tree. - -Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com) - - * fixinc.math: New file to fix math.h on some systems. - * configure.in (freebsd, netbsd): Use fixinc.math on these - systems. - * configure: Rebuilt. - -Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com) - - * regmove.c (regmove_optimize): If we end up moving the - original insn due to lifetime overlaps, make sure to move - REG_NOTES too. - -Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure. - -Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (add_branch_dependences): Make each insn in - a SCHED_GROUP_P block explicitly depend on the previous insn. - -Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com> - - * except.h: Prototype dwarf2 hooks. - * expr.c: Adjust. - -Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com> - - * configure.in (native_prefix): Delete. - (mips-dec-netbsd): Don't set prefix. - (*linux*): Don't set prefix. - -Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com> - - * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is - defined. If not defined, include <sys/varargs.h> if - HAVE_SYS_VARARGS_H is defined. - * configure.in: Test for varargs.h and sys/varargs.h. - * configure: Regenerate with autoconf. - * config.in: Regenerate with autoheader. - - * cpplib.c (quote_string): Cast first arg of sprintf call - from "unsigned char *" to "char *". - (output_line_command): Ditto. - (macroexpand): Ditto. - (do_line): Cast atoi arg from "unsigned char *" to "char *". - -Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - - * Makefile.in (compare): Exit with nonzero status if there - are comparison failures. Note which files failed the - comparison test in .bad_compare. - -Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__. - -Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com> - - * Makefile.in (LN, LN_S): New macros, use where appropriate. - * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests. - * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN. - * configure: Regenerated. - -Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com) - - * loop.c (strength_reduce): Fix typo. - -Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com> - - * m88k/m88k.c (struct option): Rename to struct options. - * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here. - * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments. - * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not - __DOLPHIN__ or sysV88. - -Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com> - - * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when - create new subreg. - -Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com) - - * config.sub: Accept 'amigados' for backward compatability. - -Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * Makefile.in (testsuite/site.exp): New target. - (check-gcc, check-g++): Depend on testsuite/site.exp. - Don't stop for failure. - -Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com> - - * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum() - if DWARF2_UNWIND_INFO. - -Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com> - - Add support for exception handling using DWARF 2 frame unwind info. - Currently works on SPARC and MIPS, and almost on x86. - - * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr, - next_stack_level, in_reg_window): Helper fns. - (__throw): Implement for DWARF2_UNWIND_INFO. - - * expr.c (expand_builtin): Handle builtins used by __throw. - * tree.h (enum built_in_function): Add builtins used by __throw. - * c-decl.c (init_decl_processing): Declare builtins used by __throw. - * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw. - * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw. - (expand_builtin_extract_return_addr): Likewise. - (expand_builtin_frob_return_addr): Likewise. - (expand_builtin_set_return_addr_reg): Likewise. - (expand_builtin_eh_stub): Likewise. - (expand_builtin_set_eh_regs): Likewise. - (eh_regs): Choose two call-clobbered registers for passing back values. - - * frame.c, frame.h: New files for parsing dwarf 2 frame info. - * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c. - (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS) - (stmp-multilib): Likewise. - ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions. - - * except.c: #include "defaults.h". - (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO. - (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO. - (register_exception_table_p): New fn. - (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO. - (end_eh_unwinder): Likewise. - - * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP, - call __register_frame and __deregister_frame as needed. - * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP. - * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check - EH_FRAME_SECTION_ASM_OP. - * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define. - * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define. - (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols. - - * dwarf2out.c (output_call_frame_info): If no support for - EXCEPTION_SECTION, mark the start of the frame info with a - collectable tag. - * collect2.c (frame_tables): New list. - (is_ctor_dtor): Recognise frame entries. - (scan_prog_file): Likewise. - (main): Pass -fno-exceptions to sub-compile. Also do collection - if there are any frame entries. - (write_c_file_stat): Call __register_frame_table and - __deregister_frame as needed. - (write_c_file_glob): Likewise. - - * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported. - Also require unaligned reloc support. - * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, - UNALIGNED_DOUBLE_INT_ASM_OP): Define here. - * sparc/sysv4.h: Not here. - - * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}. - * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init. - (dwarf2out_finish): Don't call dwarf2out_frame_finish. - - * libgcc2.c (L_eh): Reorganize, moving code shared by different - EH implementations to the top. - (find_exception_handler): Split out. Start from 0. Compare against - end with >=. - (__find_first_exception_table_match): Use it. - * except.c (output_exception_table): Don't do anything if there's - no table. Don't output a first entry of zeroes. - (eh_outer_context): Adjust properly. - (add_eh_table_entry): Use xrealloc. - * toplev.c (compile_file): Just call output_exception_table. - -Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com> - - * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case. - -Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se> - - * except.c (eh_outer_context): Do masking using expand_and. - -Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com> - - Add port done awhile ago for the ARC cpu. - * arc/arc.h: New file. - * arc/arc.c: New file. - * arc/arc.md: New file. - * arc/initfini.c: New file. - * arc/lib1funcs.asm: New file. - * arc/t-arc: New file. - * arc/xm-arc.h: New file. - * ginclude/va-arc.h: New file. - * ginclude/stdarg.h: Include va-arc.h ifdef __arc__. - * ginclude/varargs.h: Likewise. - * Makefile.in (USER_H): Add va-arc.h. - * configure.in (arc-*-elf*): Recognize. - * longlong.h: Add ARC support. - -Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com) - - * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx. - when clearing non-BLKmode data. - -Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define. - * libgcc2.c (__enable_execute_stack): Provide for sysV88 too. - - * xm-m88k.h (USG): Only define if it hasn't already been defined. - - * Makefile.in (risky-stage1): Delete gratutious whitespace. - - * Makefile.in (clean): Delete libgcc1-test. - - * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo. - -Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com> - - * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list - template. - -Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> - - * dwarf2out.c (output_call_frame_info): Call named_section. - -Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (print_value): Fix last change. - -Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com> - - * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of - write_symbols. - -Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com> - - * mips.c (function_prologue): Set up the CFA when ABI_32. - - * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG - for dwarf2 unwind info. - (output_function_prologue, sparc_flat_output_function_prologue): Same. - - * final.c (final_end_function): Check dwarf2out_do_frame instead - of DWARF2_DEBUG for dwarf2 unwind info. - (final_scan_insn): Likewise. - (final_start_function): Likewise. Initialize dwarf2 frame debug here. - (final): Not here. - - * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if - count > 0. - - * varasm.c (exception_section): Check EXCEPTION_SECTION first. - -Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com> - - * v850.h (ASM_SPEC): Pass on target processor. - (CPP_PREDEFINES): Only define if not already specified. - (TARGET_VERSION): Only define if not already specified. - (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target - processor. - (EXTRA_SWITCHES): Extra entries in the switches array. - (TARGET_DEFAULT): Set default target processor. - -Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com> - - * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA - cases, add %# and %/, and add : to make them into extended asms. - -Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu> - - * alias.c (init_alias_analysis): Clean up incompatible pointer - type warning in bzero. - * regmove.c (regmove_optimize): Ditto. - * haifa-sched.c (find_rgns): Ditto. - - * haifa-sched.c (print_value): Clean up ptr->int cast - warnings. - -Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com> - - * INSTALL: Change 'amigados' to 'amigaos' to match current usage. - * install.texi (Configurations): Ditto. - * config.sub: Ditto. - -Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu) - - * Makefile.in (sdbout.o): Depend on insn-config.h. - -Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com> - - * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881. - For 68303, 68332, cpu32, subtract MASK_68040_ONLY. - -Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL - prologue insn, only the first elt is significant. - (output_call_frame_info): For exception handling, always use 4-byte - fields as specified by the dwarf2 spec. - Don't skip trivial FDEs. - -Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se) - - * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp - for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR - when op1_is_pow2. - -Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com) - - * final.c (shorten_branches): During first pass, assume worst - possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns. - - * Makefile.in (distclean): Remove various things left around - by running the testsuite. - -Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * configure.in (out_file): Emit definition to config.status in order - to have a defined value for configure.lang. - * configure: Re-built. - -Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl) - - * configure.in: Make symlink to as-new rather than as.new. Similarly - for ld-new. - * configure: Rebuilt. - -Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com> - - * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero. - -Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE> - - * sparc/sparc.md: Add ultrasparc scheduling support. - * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns. - -Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be> - - * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR, - as initial value for real_label_map. - (copy_for_inline): Likewise. - -Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sched.c (update_flow_info) When looking if to set found_split_dest - or found_orig_dest, look at all parts of a PARALLEL. - * haifa-sched.c (update_flow_info): Likewise. - -Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com) - - * v850: New directory for v850 port. - * v850/lib1funcs.asm: New file. - * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files. - * ginclude/va-v850.h: New file. - * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h. - * configure.in (mn10200-*-*): New target. - * configure: Rebuilt. - * config.sub: Handle v850-elf. - * Makefile.in (USER_H): Add va-mn10200.h. - * invoke.texi: Document v850 stuff. - -Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com) - - * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN - has integer TYPE_{MAX,MIN}_VALUE before using them. - - * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add - __HPUX_ASM__ versions. - -Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com) - - * install.sh: Delete duplicate install script. - -Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com) - - * reg-stack.c (subst_stack_regs): Pop the stack register for a - computed goto which sets the same stack register. - - * reg-stack.c (compare_for_stack_reg): Swap only if the source and - destination are both on the regstack. - (subst_stack_regs_pat): Put the destination at the top of the regstack. - -Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com> - - * mips.md (nonlocal_goto_receiver): Define. - - * profile.c (output_arc_profiler): Check next_insert_after for non - NULL before deferencing it. - - * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC. - -Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com) - - * i386.h (CPP_CPU_DEFAULT): Avoid using #elif. - -Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com> - - * toplev.c (rest_of_compilation): For passes starting with - flow_analysis, use print_rtl_with_bb instead of print_rtl. - - * print-rtl.c (print_rtl_single): Print a single rtl value to a - file. - - * flow.c (print_rtl_with_bb): Print which insns start and end - basic blocks. For the start of a basic block, also print the live - information. - -Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com> - - * toplev.c (main): Change #elif to #else/#ifdef - - * tlink.c: Include ctype.h. - * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif. - -Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com) - - * bitmap.c: Conditionally include stdlib.h. - (free): Provide a declaration if NEED_DECLARATION_FREE. - -Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com) - - * i960/i960.h: Added default for SUBTARGET_SWITCHES macro. - -Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com) - - * profile.c (output_arc_profiler): Verify next_insert_after is an - INSN before and after skipping a stack pop. - -Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk> - - * final.c (shorten_branches): Don't count the lengths of deleted - instructions. - -Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - -Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com> - - * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over - two bitmaps ANDed together. - (bitmap_print): Declare. - - * bitmap.c (function_obstack): Don't declare any more. - (bitmap_obstack): Obstack for allocating links from. - (bitmap_obstack_init): New static to say whether to initialize - bitmap_obstack. - (bitmap_element_allocate): Use bitmap_obstack to allocate from. - (bitmap_release_memory): Free all memory allocated from - bitmap_obstack. - - * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke - EXECUTE_IF_AND_IN_BITMAP. - -Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com> - - * alias.c (true_dependence): Address with AND can alias scalars. - (anti_dependence, output_dependence): Likewise. - - * alias.c (true_dependence): Test x for BLKmode, in addition to mem. - -Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com) - - * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h, - mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h, - sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES - definitions. Use -qrtems instead of -mrtems. - -Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com) - - * xm-sco5.h (sys_siglist): Define. - (SYS_SIGLIST_DECLARED): Likewise. - -Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com) - - * expr.c (convert_move): Handle truncation from TQFmode to QFmode. - -Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se> - - * except.c (eh_outer_context): Expand masking operation using - expand_binop. - -Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com> - - * alpha.md (floatdisf2-1): New pattern. - -Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com) - - * xm-svr4.h (SYS_SIGLIST_DECLARED): Define. - * xm-news.h (SYS_SIGLIST_DECLARED): Likewise. - * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise. - * gcc.texi: Note that if you define sys_siglist that you should - also define SYS_SIGLIST_DECLARED. - - * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions - are relative to the next instruction, not the current instruction. - -Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com> - - * local-alloc.c (contains_replace_regs): New function. - (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM, - verify that there is no existing REG_EQUIV note, and add a call to - contains_place_regs. - -Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__. - (STARTFILE_SPEC): Always use crtbegin.o%s - (ENDFILE_SPEC): Always use crtend.o%s. - -Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com> - - * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS - is passed in. - * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to - SFmode for 64 bit hosts. - -Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU> - - * fixincludes: Permits spaces between # and define. Discard C++ - comments in sys/pci.h on HP/UX 10.20. - -Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for snapshot. - - * pa.c (restore_unscaled_index_insn_codes): New function. - (record_unscaled_index_insn_codes): Likewise. - (output_function_prologue): Call restore_unscaled_index_insn_codes. - (output_function_epilogue): Free memory for unscaled_index_insn_codes. - (pa_reorg): Call record_unscaled_index_insn_codes. - - * haifa-sched.c (move_insn): Handle notes correctly for insns - with SCHED_GROUP_P set. - -Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * alpha/xm-linux.h (USE_BFD): Undef before define. - -Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com> - - * cse.c (cse_insn): Don't record BLKmode values. - -Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com) - - * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches. - -Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com) - - * cccp.c (sys_errlist): Remove special 4.4bsd declaration. - * collect2.c (sys_errlist): Likewise. - * cpplib.c (sys_errlist): Likewise. - * gcc.c (sys_errlist): Likewise. - * protoize (sys_errlist): Likewise. - * configure.in: Check for strerror. - * xm-freebsd.h (HAVE_STRERROR): Remove definition. - * xm-gnu.h (HAVE_STRERROR): Likewise. - * xm-linux.h (HAVE_STRERROR): Likewise. - * xm-netbsd.h (HAVE_STRERROR): Likewise. - * xm-bsd386.h (HAVE_STRERROR): Likewise. - * xm-cygwin32.h (HAVE_STRERROR): Likewise. - * xm-dos.h (HAVE_STRERROR): Likewise. - * xm-mingw32.h (HAVE_STRERROR): Likewise. - * xm-pa.h (HAVE_STRERROR): Likewise. - * xm-papro.h (HAVE_STRERROR): Likewise. - * xm-sysv4.h (HAVE_STRERROR): Likewise. - * configure, config.in: Rebuilt. - - * Makefile.in: Add several missing "else true" clauses. - - * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED. - * mips-tfile.c: Likewise. - * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs. - * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition. - * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise. - * configure.in: Check for sys_siglist declaration. - * configure, config.in: Rebuilt. - -Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com) - - * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, - m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, - sparc/rtems.h (subtarget_switches): Added -mrtems as a switch. - * i960/i960.h: Added SUBTARGET_SWITCHES macro. - * rs6000/sysv4.h (extra_subtarget_switches): Added new - macro EXTRA_SUBTARGET_SWITCHES. - * configure.in (sh*-*-rtems*): New target. - * sh/rtems.h: New file. - * sh/sh.h: Added SUBTARGET_SWITCHES macro. - * configure: Rebuilt. - -Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com> - - * unroll.c (calculate_giv_inc): Handle increment with code PLUS. - -Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu> - - * rs6000.md: Make DF fused-add operations pay attention to - -mno-fused-add. - -Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com> - - * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define. - -Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com) - - * pa.md (reload_peepholes): Make sure operand is a REG before - examining REGNO. Allow general registers too. - -Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com> - - * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs. - -Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de) - - * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc - to reallocate abbrev_die_table. - -Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com> - - * m68k/m68k.md (iorsi_zexthi_ashl16): Disable. - -1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> - - * Makefile.in (config.status): Depend on version.c - - * expr.h (insn_gen_function): Reenable prototype. - - * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of - first parameter. - -Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com> - - * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic. - -Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for latest snapshot. - - * bc-optab.c: Conditionally include stdlib.h. - (free): Provide a declaration if NEED_DECLARATION_FREE. - * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE. - * rtl.h (free): Remove declaration. - * tree.h (free): Remvoe declaration. - - * configure: Rebuilt. - -Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com) - - * flags.h (flag_move_all_movables): Declare. - (flag_reduce_all_givs): Likewise. - * loop.c (move_movables): Handle flag_move_all_movables. - (strength_reduce): Handle flag_reduce_all_givs. - * toplev.c (flag_move_all_movables): Define. - (flag_reduce_all_givs): Likewise. - (f_options): Add -fmove-all-movables and -freduce-all-givs. - * invoke.texi: Document new options, including alias stuff that - wasn't included last time. - -Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com) - - * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS. - * t-mn10200: Ditto. - * t-vxsparc: Ditto. - * t-vxworks68: Ditto. - * t-vxworks960: Ditto. - * t-vx29k: Ditto. - -Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com> - - * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC - if not already defined, and USE_C_ALLOCA not defined. - -Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com> - - * config.guess: Replace with script that uses ../config.guess. - - * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 - if USE_GNULIBC_1 is not defined. - -Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com> - - * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1. - * config.guess: Recognize alpha-linux-gnulibc1. - * configure.in (alpha-*-linux-gnulibc1): New target. - (alpha-*-linux-gnu*): Don't build crtbegin/end. - -Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com> - - * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in - last change. - -Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com> - - * loop.c (combine_movables): Earlier insns don't match later ones. - -Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * config/linux.h (CC1_SPEC): Define it only if not defined. - - * config/m68k/linux.h (CC1_SPEC): Undefine it before include - <linux.h> - - * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if - USE_GNULIBC_1 is not defined. - - * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1. - - * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined - as 1 if USE_GNULIBC_1 is not defined. - -Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com) - - * reorg.c (dbr_schedule): Allow current_function_return_rtx - to be something other than a REG. - * function.c (expand_function_end): Fix current_function_return_rtx - if it was a pseudo. - - * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS. - * x-netbsd: Likewise - * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS - (INSTALL_HEADERS): Delete. - * x-dguxbcs: Likewise. - * x-hp3bsd44: Likewise - * x-pa: Likewise. - -Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> - - * i386.md (pop): pop increments the stack pointer. - (prologue_set_stack_ptr): New pattern. - * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr - instead of subsi3. - -Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com> - - * reload.c (find_reloads, case '0'): Reject matching a non-offsettable - address where an offsettable address is required. - -Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz> - - * loop.c (check_final_value): Don't miss a biv increment in a - parallel. - -Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com) - - * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check - TYPE_DECL_IS_STUB instead of DECL_NAME. - -Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj. - -Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com> - - * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES). - -Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (find_pre_sched_live): Remove #if 0 code. - (find_post_sched_live): Likewise. - - * haifa-sched.c (schedule_block): Remove old code to get arguments - from hard regs into pseudos early. - -Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for new snapshot. - - * local-alloc.c (update_equiv_regs): All the target to reject - promotion of some REG_EQUAL to REG_EQUIV notes. - * pa.h (DONT_RECORD_EQUIVALENCE): Define. - - * pa.c (secondary_reload_class): (mem (mem ... )) does not need - secondary reloads. - - * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the - store of the argument registers. - -Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu) - - * fold-const.c (multiple_of_p): New function. - (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR. - -Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com) - - * expr.h (insn_gen_function): Temporarily remove prototype. - -Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to - filenames. Use sed to extract base filename for install. - -Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu> - - * unroll.c (find_splittable_givs): Only share if two givs have the - same add and multiply values. - -Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com> - - * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef. - * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it. - -Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com) - - * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns - around branch tables. - * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab - and .end_brtab directives if TARGET_GAS. - -Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com> - - * alias.c (true_dependence): Pass x_addr not x to varies. - - * acconfig.h (NEED_DECLARATION_CALLOC): Add. - * configure.in: Add GCC_NEED_DECLARATION call for calloc. - * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete - declarations. - * config.in, configure: Regenerate. - -Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu> - - * alias.c (find_base_value): Improve handling of PLUS, MINUS, and - LO_SUM. - (record_set): Handle LO_SUM like PLUS. - (init_alias_analysis): When following chains of base addresses, - do not stop on reaching a hard register. - -Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump for new snapshot. - -Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com> - - * alpha.h (ARCH_ASM_FILE_START): Define. - (ASM_FILE_START): Use ARCH_ASM_FILE_START. - * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string. - -Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (install-common): Put gcov comment at start of line. - -Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com) - - * alias.c (init_alias_analysis): When simplifying the reg_base_value - array, simplify entries for hard registers too. - -Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk> - - * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from - list. - -Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com> - - * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test - block_stack before dereferencing it. - -Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com> - - * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate. - -Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com> - - * cplus-dem.c: Add 'extern' to prepends_underscore. - -Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate. - (get_issue_rate): Delete. - * pa.h (ISSUE_RATE): Define. - - * configure.in: Turn on haifa by default for the PA. - * configure: Rebuilt. - * pa.c (override_options): Accept -mschedule=7200 option. - (pa_adjust_cost): No longer need to scale costs for newer - processors. - * pa.h (enum processor_type): Add PROCESSOR_7200. - * pa.md: Revamp scheduling parameters to work better with - haifa. Add scheduling parameters for the 7200. - - * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P - insns too. - (schedule_block): When adjusting basic_block_{head,end}, account - for movement of SCHED_GROUP_P insns too. - - * haifa-sched.c (debug_dependencies): Fix thinko. - - * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define. - (site.exp, check, check-g++, check-gcc): New targets. - - * haifa-sched.c: Make lots of variables static. - -Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu) - - * expr.h, real.h: Finish prototyping. - -Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com> - - * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR - reloads to RELOAD_FOR_OPERAND_ADDRESS reloads. - * reload1.c: Undo bugfix from Aug 11. - -Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com> - - * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single - quotes around the name. - * configure: Regenerate. - -Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com> - - * Makefile.in (stmp-multilib-sub): Fix typo in last change. - -Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de> - - * Makefile.in (sub-makes): Pass the current value of LANGUAGES down - to sub-makes to avoid building more passes than the user might have - requested on the command line. - -Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk) - - * configure.in: Expurgate `broken_install' (install is - autoconfed). - - * configure.lang: Substitute autoconfed ${INSTALL} (not currently - relevant). - -Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com) - - * loop.c (is_power_of_2, is_conditional_branch): Delete unused - functions and declarations. - (analyze_loop_iterations): Use condjump_p. - (insert_bct): Likewise. Use exact_log2. - -Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com) - - * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed. - (schedule_region): Likewise. - (schedule_insns): Likewise. - - * PROJECTS: Update with Haifa stuff. - -Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Change the version string to look like: - egcs-2.90.00 970814 (gcc2-970802 experimental). - - * loop.c (is_conditional_branch): Make definition match declaration. - - * gcc.c: Take out experimental snapshot warning message. - -Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com> - - * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to - print out the names of the notes. Print out the name of the insn - that is not a note, and not an {,CALL_,JUMP_}INSN. - -Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com> - - * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable - again for the slot after we give it RTL. - -Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com> - - * configure.in (haifa configury): Fix typo. - * configure: Regenerate. - -Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump version to "gcc-3.0.0 970802 experimental". - - * gcc.info*: Rebuilt. - - * COPYING.g77, README.g77: New files. - * real.c (ereal_unto_float, ereal_unto_double): New functions. - * real.h (ereal_unto_float, ereal_unto_double): Declare them. - (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define. - -Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com) - - * Integrate Haifa instruction scheduler. - * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references - to sched with $(SCHED_CFLAGS. - * configure.in: Handle --enable-haifa. - * configure: Rebuilt. - * flags.h: Add new flags for haifa instruction scheduler. - * genattrtab.c (expand_units): For haifa, don't subtract one - when computing blockage. - * toplev.h (flag_schedule_interblock): Haifa scheduler flag. - (flag_schedule_speculative): Ditto. - (flag_schedule_speculative_load): Ditto. - (flag_schedule_speculative_load_dangerous): Ditto. - (flag_schedule_reverse_before_reload): Ditto. - (flag_schedule_reverse_after_reload): Ditto. - (flag_branch_on_count_reg): Ditto. - (f_options): Add Haifa switches. - (main): Turn off some Haifa options if appropriate macro is - defined. Process Haifa switches. - * unroll.c (iteration_info): No longer static, since Haifa - scheduler uses it. - (unroll_loop): Inform HAIFA scheduler about loop unrolling factor. - * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value. - * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls. - * loop.h (loop_initial_value,loop_unroll_iter): New globals. - * loop.c (loop_optimize): If HAIFA is defined, allocate additional - storage for the Haifa scheduler. - (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and - LABEL_NEXTREF. - (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count - are defined, call analyze_loop_iterations and insert_bct to use - countdown loops. - (record_giv): Refine test for jumps out of loops if HAIFA is - defined. - (analyze_loop_iterations): New function to identify if we can use - a countdown loop. - (insert_bct): Insert countdown loop. - (instrument_loop_bct): Low level code to insert countdown loop. - (loop_number): Calculate UID of loop. - (indirect_jump_in_function_p): Return true if an indirect jump is - in the function. - (is_power_of_2): Return true if value is a power of 2. - (is_conditional_branch): Return true if insn is a conditional - jump. - (fix_bct_param): Process -fbct-{min,max}-N switches. - (check_bct_param): Return true if loop should be instrumented. - * loop.c (loop_initial_value,loop_unroll_iter): New globals. - (loop_optimize): Initialize. - (get_condition_for_loop): Ditto. - * loop.c (strength_reduce): Inside of code that uses #ifdef - HAVE_decrement_and_branch_on_count code, test it to make sure the - condition is true. - (instrument_loop_bct): Ditto. - * haifa-sched.c: New file. - - - * Integrate regmove pass. - * Makefile.in (OBJS): Add regmove.o - (regmove.o): Add dependencies. - * flow.c (find_use_as_address): No longer static. - * rtl.h (find_use_as_address): Declare. - * toplev.c (regmove_dump, flag_regmove): Define. - (f_options): Add -fregmove. - (regmove_dump_file, regmove_time): Define. - (fatal_insn): Close the regmove dump file. - (compile_file): Initialize regmove_time; open/close the regmove dump - file as needed. Print regmove time as needed. - (rest_of_compilation): Run regmove pass if requested, dump - RTL after regmove if requested. - (main): If -O2 or more, turn on regmove. Handle dump switches. - * regmove.c: New file. - -Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com) - - * Integrate tlink patch from jason@cygnus.com - * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'. - (process_command): Increment n_switches for them. Don't discard - their args. Validate them. - (main): Escape " marks when creating COLLECT_GCC_OPTIONS. - From Rohan Lenard. - (process_command): Set include_prefixes from COMPILER_PATH. - (main): Set COLLECT_GCC_OPTIONS sooner. - * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld. - * tlink.c, hash.c, hash.h: New files. - * Makefile.in (USE_COLLECT2): Always use collect2. - (collect2): Depend on and link in hash.o and tlink.o. - (tlink.o, hash.o): Add dependencies. - -Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com) - - * Integrate alias analysis changes from jfc@mit.edu - * Makefile.in (OBJS): Add alias.o - (alias.o): Add dependencies. - * alias.c: New file. - * sched.c: Remove alias analysis code. It lives in alias.c now. - (sched_analyze_2): Add new arguments to true_dependence. - (schedule_insns): Always call init_alias_analysis. - * calls.c (expand_call): Note calls to malloc, calloc, and realloc; - mark return value from such functions as a pointer and keep track of - them for alias analysis. If a return value from a function is a - pointer, mark it as such. - * combine.c (distribute_notes): Handle REG_NOALIAS. - * cse.c (struct write_data): Delete. No longer needed. - (invalidate): Don't call set_nonvarying_address_components anymore. - Use true_dependence to decide if an entry should be removed from - the hash table. - (invalidate_memory): Remove WRITES argument, simplify appropriately. - Fix all callers. - (note_mem_written): Similarly for WRITE_PTR argument. - (invalidate_from_clobbers): Similarly for W argument. - (invalidate_for_call): Remove memory elements from the hash table. - (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted. - (cse_rtx_varies_p): New function. Derived from old - cse_rtx_addr_varies_p. - (cse_insn): Remove WRITES_MEMORY and INIT variables and all references. - Don't call note_mem_written anymore. Stack pushes invalidate the stack - pointer if PUSH_ROUNDING is defined. No longer need to call - cse_rtx_addr_varies_p to decide if a MEM should be invalidated. - (skipped_writes_memory): Remove variable. - (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory. - (invalidate_skipped_block): Simplify for new alias analysis code. - (cse_set_around_loop): Likewise. - (cse_main): Call init_alias_analysis. - * flags.h (flag_alias_check, flag_argument_noalias): Declare. - * toplev.c (flag_alias_check, flag_argument_noalias): Define. - (f_options): Add new alias checking arguments. - (main): Set flag_alias_check when optimizing. - * local_alloc (validate_equiv_mem_from_store): Add new arguments - to true_dependence. - (memref_referenced_p): Likewise. - * loop.c (NUM_STORES): Increase to 30. - (prescan_loop): Only non-constant calls set unknown_address_altered. - (invariant_p): Add new arguments to true_dependence. - (record_giv): Initialize unrolled and shared fields. - (emit_iv_add_mult): Call record_base_value as needed. - * loop.h (struct induction): Add unrolled and shared fields. - * unroll.c (unroll_loop): Call record_base_value as needed. - (copy_loop_body): Likewise. - (final_biv_value): Likewise. - (final_giv_value): Likewise. - (find_splittable_regs): Likewise. Only create one new pseudo - if we have multiple address GIVs that were combined with the same - dst_reg GIV. Note when a new register is created due to unrolling. - * rtl.c (reg_note_name): Add REG_NOALIAS. - * rtl.h (enum reg_note): Similarly. - (rtx_varies_p, may_trap_p, side_effects_p): Declare. - (volatile_refs_p, volatile_insn_p, remove_note): Likewise. - (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise. - (true_dependence, read_dependence, anti_dependence): Likewise. - (output_dependence, init_alias_analysis, end_alias_analysis): Likewise. - (mark_user_reg, mark_reg_pointer): Likewise. - - - * Integrate reload bugfix from Wilon which enables the PA port - to bootstrap again. - * reload1.c (reload): Sum needs for both OPADDR_ADDR and - OPERAND_ADDRESS when computing how many registers an insn needs. - (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do - conflict. - (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like - OPADDR_ADDR reload. - (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers - in reload_reg_use_in_op_addr do not reach the end. - do not reach the end. - (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with - RELOAD_FOR_OPERAND_ADDRESS. - -Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com) - - * egcs project officially starts. +See ChangeLog.0 for earlier changes. Local Variables: add-log-time-format: current-time-string diff --git a/gcc/ChangeLog.0 b/gcc/ChangeLog.0 new file mode 100644 index 0000000..08ccbaf --- /dev/null +++ b/gcc/ChangeLog.0 @@ -0,0 +1,13005 @@ +Tue Jul 14 02:20:38 1998 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump to avoid problems with old spec files during + bootstrap. + +Mon Jul 13 23:11:44 1998 David S. Miller <davem@pierdol.cobaltmicro.com> + + * config/sparc/sparc.c (output_scc_insn): Enclose || conditions in + parens while walking over notes. + * config/sparc/sparc.md (reg movdi split): Clean up matching + conditions. + (all DI arithop splits on 32-bit): Handle immediate arguments + correctly when they are CONST_INTs. + +Mon Jul 13 23:57:21 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl> + + * m68k/m68k.h (TARGET_SWITCHES): Clear MASK_68040_ONLY for + -m68020-40, -m68020-60 and -m5200. + +Mon Jul 13 23:52:05 1998 Weiwen Liu <weiwen.liu@yale.edu> + + * gcc.c (do_spec_1): Fix %O handling for secure temporary file + creation. + +Mon Jul 13 23:42:36 1998 Ralf Corsepius <corsepiu@faw.uni-ulm.de> + + * sh/elf.h (MAX_OFILE_ALIGNMENT): Undefine before including svr4.h. + +Mon Jul 13 23:36:08 1998 Jim Wilson <wilson@cygnus.com> + + * i386/i386.h (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): New specs. + (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Use them. + (EXTRA_SPECS): Support them. + * gcc.c: Delete %[spec] support. + (do_spec_1, case '('): Likewise. + (do_spec_1, case '['): Call error. + * i386/aix386ng.h, cygwin32.h, freebsd-elf.h, gas.h, isc.h, + linux-aout.h, linux-oldld.h, linux.h, osfelf.h, osfrose.h, sco.h, + sco4.h, sco4dbx.h, sco5.h, sol2.h, sysv3.h (CPP_SPEC): Delete + %[cpp_cpu]. + +Mon Jul 13 23:31:04 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * m68k.c (output_scc_di): Use cmpw #0 only for address registers. + +Mon Jul 13 23:26:43 1998 Jeffrey A Law (law@cygnus.com) + + * tree.h (tree_common): Note front-end dependencies on layout of + this structure. + +Mon Jul 13 23:18:39 1998 Craig Burley <burley@gnu.org> + + * stmt.c (expand_expr_stmt): If not assigning fresh + value to last_expr_value, zero it, so old garbage + doesn't get dereferenced. + +Mon Jul 13 23:06:55 1998 Henning.Petersen@t-online.de (Henning Petersen) + + * gcse.c (hash_scan_insn): Add missing argument declaration. + +Mon Jul 13 18:59:13 1998 Jim Wilson <wilson@cygnus.com> + + * configure.in (mips-sgi-irix5cross64, mips-sgi-irix5*): Remove + HAVE_INTTYPES_H from xm_defines. Define xm_file to mips/xm-iris5.h. + * mips/xm-iris5.h (USG): Delete. + +Mon Jul 13 17:18:47 1998 Nick Clifton <nickc@cygnus.com> + + * cccp.c (main): Add support for parsing --help. + (display_help): New function: display command line switches. + + * cpplib.c (cpp_handle_option): Add support for parsing --help. + (display_help): New function: display command line switches. + + * gcc.c (main): Add support for parsing --help, and passing it on + to the sub-processes invoked by gcc. + (display_help): New function: display comman line switches. + + * tm.texi (TARGET_SWITCHES and TARGET_OPTIONS): Document + 'description' field added to structure. + + * toplev.c: Add support for parsing --help. + Add documentation strings to command line option tables. + (display_help): New function: display comman line switches. + +Mon Jul 13 16:15:10 1998 John Carr <jfc@mit.edu> + + * sparc.c, sparc.h, sparc.md: New trampoline code. + Allow integer operand 1 to V8+ DImode shift instructions. + Fix bugs in V8+ wide multiply patterns. + In 32 bit mode, split DImode register moves and logical instructions. + Write V9 branch prediction flag. + Use V9 conditional move more often for scc. + +Mon Jul 13 15:10:09 1998 Philippe De Muyter <phdm@macqel.be> + + * invoke.texi(-fno-builtin): Explain that the names of built-in + functions begin with `__builtin_', not `__'. + +Mon Jul 13 19:01:52 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (reload_reg_free_before_p): Abort for RELOAD_FOR_OUTPUT. + +Mon Jul 13 10:50:17 1998 Mark Mitchell <mark@markmitchell.com> + + * cplus-dem.c (SCOPE_STRING): Remove DMGL_JAVA stuff. + (cplus_demangle_opname): Initialize work. + (demangle_template): Remove is_java_array. + (do_type): Remove DMGL_JAVA stuff. + (long_options): Remove "java". + (main): Remove 'j' option. + +Mon Jul 13 10:19:00 1998 Jeffrey A Law (law@cygnus.com) + + * mn10300.h (REG_CLASS_FROM_LETTER): Map 'y' to SP_REGS. + Handle 'x' as NO_REGS for this cpu. + (REGNO_OK_FOR_BIT_BASE_P): Define. + (REG_OK_FOR_BIT_BASE_P): Define. + (GO_IF_LEGITIMATE_ADDRESS): Use them. + (REG_OK_FOR_INDEX_P): Tweak. + * mn13000.c (REG_SAVE_BYTES): Define. + (expand_epilogue, initial_offset): Use it. + (secondary_reload_class): Slightly reformat. + (output_tst): Tweak comments. + * mn10300.md: Change 'x' to 'y' for SP_REGS. Then add 'x' to many + patterns. + (addsi3): Turn into a define_expand/define_insn pair. Rework code for + three operand addition case to be more efficient. + (subsi3): Turn into a define_expand/define_insn pair. + + * expr.c (expand_expr): Only set MEM_IN_STRUCT_P if the memory address + is not varying for REFERENCE_TYPE or when we think we might have found + an optimized access to the first element in an array. + +Mon Jul 13 02:24:08 1998 David S. Miller <davem@pierdol.cobaltmicro.com> + + * regclass.c (reg_scan_mark_refs): New arg min_regno. Only update + regscan information for REGs with numbers greater than or equal to + this. All callers changed. + (reg_scan_update): New function to efficiently update regscan + information on the fly. + * rtl.h: Add prototype. + * jump.c (jump_optimize): Call it when we make a transformation + which generates new pseudo-REGs. + +Sun Jul 12 13:08:14 1998 Jeffrey A Law (law@cygnus.com) + + * collect2.c (main): Use "-x c" instead of "-lang-c" for force the + compiler into C mode. + +Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com> + + * cplus-dem.c (demangle_nested_args): Return a value. + + * tree.h (TYPE_P): New macro. + +Sat Jul 11 16:19:48 1998 Mark Mitchell <mark@markmitchell.com> + + * cplus-dem.c (string): Move definition before work_stuff. + (work_stuff): Add volatile_type, forgetting_types, + previous_argument, and nrepeats fields. + (SCOPE_STRING): New macro. + (demangle_template): Add `remember' parameter. Add comment. + Register the `B' code type here, if remembering. Tidy. Fix crash + on NULL tmpl_argvec. Be consistent with use of tname/trawname. + (demangle_nested_args): New function. + (internal_cplus_demangle): Handle volatile-qualified member + functions. + (mop_up): Delete the previous_argument string if present. + (demangle_signature): Tidy. Handle volatile-qualified member + functions. Handle back-references using the `B' code. Use extra + parameter to demangle_template and SCOPE_STRING where appropriate. + (demangle_template_value_parm): Fix thinko; 'B' is not an integral + code. + (demangle_class): Use SCOPE_STRING. + (gnu_special): Pass additional argument to demangle_template. + Use SCOPE_STRING. + (demangle_qualified): Save qualified types for later + back-references. Handle constructors and destructors for template + types correctly. + (do_type): Tidy. Use SCOPE_STRING. Pass extra argument to + demangle_template. Use demangled_nested_args. Don't remember + qualified types here; that's now done in demangle_qualified. + Similarly for templates. + (do_arg): Improve commment. Handle 'n' repeat code. + (remember_type): Check forgetting_types. + (demangle_args): Deal with 'n' repeat codes. Tidy. + +Sat Jul 11 02:59:08 1998 Richard Earnshaw <rearnsha@arm.com> + + * arm.md (extendhisi2_mem, movhi, movhi_bytes): Propagate the volatile + and structure attribute flags to MEMs generated. + (splits for sign-extended HI & QI mode from memory): Also propagate + the volatile flag. + + * configure.in (thumb-*-coff*): Don't cause fixincludes to be run. + +Fri Jul 10 19:06:59 1998 Michael Meissner <meissner@cygnus.com> + + * varray.h: Include system.h if it hasn't already been included + before to get size_t declared. + +Fri Jul 10 12:53:58 1998 David S. Miller <davem@pierdol.cobaltmicro.com> + + * jump.c (jump_optimize): If after_regscan and our transformations + generate new REGs, rerun reg_scan. + +Fri Jul 10 11:50:43 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * config/i960/i960.c (i960_address_cost): MEMA operands with + positive offsets < 4096 are free. + +Fri Jul 10 12:34:37 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * config/m68k/m68k.c (const_uint32_operand): Recognize + CONSTANT_P_RTX. + (const_sint32_operand): Likewise. + +Thu Jul 9 22:58:59 1998 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (alias.o): Depend on $(EXPR_H). + +Thu Jul 9 18:24:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (choose_reload_regs): If using an equivalence from + find_equiv_reg and reg_reloaded_valid is not set for this register, + clear the associated spill_reg_store. + +Thu Jul 9 18:12:49 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (emit_reload_insns): If an output reload copies only + to a secondary reload register, indicate that the secondary reload + does the actual store. + +Thu Jul 9 18:01:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload.c (find_equiv_reg): If need_stable_sp is set, + check if stack pointer is changed directly in a PARALLEL. + +Thu Jul 9 10:38:14 1998 Jeffrey A Law (law@cygnus.com) + + * jump.c (duplicate_loop_exit_test): Fix thinko. + +Thu Jul 9 01:30:37 1998 Joel Sherrill <joel@OARcorp.com> + Ralf Corsepius <corsepiu@faw.uni-ulm.de> + + * config/i386/rtemself.h: Updated to keep in sync with + config/i386/linux.h. + + * configure.in: Added sh-rtemself. + * configure: Rebuilt. + * config/sh/rtems.h: Removed -D__ELF__ since it is now COFF. + * config/sh/rtemself.h: New file. + + * config/rs6000/rtems.h: Defined STARTFILE_DEFAULT_SPEC. + +Wed Jul 8 21:43:14 1998 Jeffrey A Law (law@cygnus.com) + + * configure.in: Check if the assembler supports ".balign" and + ".p2align" and define HAVE_GAS_BALIGN_AND_P2ALIGN appropriately. + * acconfig.h (HAVE_GAS_BALIGN_AND_P2ALIGN): New tag. + * i386/gas.h (ASM_OUTPUT_ALIGN): If the assembler has support for + ".balign" then use it. + + * print-rtl.c (print_rtx): Revert previous patch. + + * jump.c (duplicate_loop_exit_test): Do not duplicate the loop exit + test if the exit code has an insn with ASM_OPERANDS. + + * i386/cygwin32.h (STDIO_PROTO): Fix typo. + * m32r.h (STDIO_PROTO): Fix typo. + + * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Handle addresses created by + LEGITIMIZE_RELOAD_ADDRESS. + * tm.texi (LEGITIMIZE_RELOAD_ADDRESS): Note that this macro must be + able to handle addresses created by previous invocations of the macro. + + * flow.c (find_auto_inc): Remove most recent change. Real bug was + elsewhere. + + * cse.c (count_reg_usage): Count registers used in addresses of + CLOBBERs. + +Wed Jul 8 15:08:29 1998 Jim Wilson <wilson@cygnus.com> + + * Makefile.in (STAGESTUFF): Readd line lost during June 9 FSF merge. + + * configure.in (mips64orion-*-rtems*): Use elf64.h not elfl64.h. + +1998-07-08 Vladimir N. Makarov <vmakarov@cygnus.com> + + * config/fp-bit.c (__gexf2, __fixxfsi, __floatsixf): Add function + stubs. + + * toplev.c (lang_options): Add -Wlong-long, -Wno-long-long + options. + * c-decl.c (warn_long_long): Define. + (c_decode_option): Parse -Wlong-long, -Wno-long-long options. + (grokdeclarator): Add flag `warn_long_long' as guard for + warning "ANSI C does not support `long long'". + * invoke.texi: Add description of options -Wlong-long, + -Wno-long-long. + * gcc.1: The same as above. + +Wed Jul 8 02:43:34 1998 Jeffrey A Law (law@cygnus.com) + + * rtlanal.c (reg_overlap_mentioned_p): Handle STRICT_LOW_PART. If + either argument is CONSTANT_P, then return zero. + * reload.c (reg_overlap_mentioned_for_reload_p): Similarly. + + * configure.in: Also look at $srcdir/gas/configure to find a + gas version #. + +Wed Jul 8 00:28:22 1998 Carlo Wood <carlo@runaway.xs4all.nl> + + * dsp16xx.h : Clean up of macro OPTIMIZATION_OPTIONS + +Tue Jul 7 21:18:14 1998 Mumit Khan <khan@xraylith.wisc.edu> + + * i386/cygwin32.h (ASM_DECLARE_FUNCTION_NAME): Merge duplicate + definitions from last two patches. + +Tue Jul 7 23:03:34 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (choose_reload_regs): Don't set reload_override_in + if EQUIV is clobbered in INSN and the reload is done after INSN. + +Tue Jul 7 21:23:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * expr.c (emit_queue): If emitting a SEQUENCE, set QUEUED_INSN + to the first insn of the sequence. + +Tue Jul 7 21:05:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * cse.c (cse_insn): Don't make change without validation. + +Tue Jul 7 11:40:05 1998 Jeffrey A Law (law@cygnus.com) + + * mn10200.md (various zero/sign extension patterns): zero and sign + extensions which use "sub" clobber cc0. + +Tue Jul 7 09:12:08 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Tue Jul 7 10:07:20 1998 Jeffrey A Law (law@cygnus.com) + + * print-rtl.c (print_rtx): Use REAL_VALUE_TYPE instead of "double". + +Tue Jul 7 08:41:27 1998 Richard Henderson (rth@cygnus.com) + + * print-rtl.c (print_rtx): Only print fp values when REAL_VALUE_TYPE + is a double. + +Tue Jul 7 00:31:58 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Tue Jul 7 01:03:03 1998 Mumit Khan <khan@xraylith.wisc.edu> + + Support for dllimport and dllexport attributes for i386-pe. + + * tree.h (DECL_NON_ADDR_CONST_P): New accessor macro. + (struct tree_decl): Add non_addr_const_p field. + * tree.c (staticp): Use. + + * i386/cygwin32.h (CPP_PREDEFINES): Map __declspec(x) to GCC + attributes. + (SUBTARGET_SWITCHES): Switches to turn on/off dllimport|export + attributes. Also accept -mwindows option. + (VALID_MACHINE_DECL_ATTRIBUTE): New macro. + (MERGE_MACHINE_DECL_ATTRIBUTE): New macro. + (REDO_SECTION_INFO_P): New macro. + (DRECTVE_SECTION_FUNCTION): New macro. + (drectve_section): Cover function to implement above. + (SWITCH_TO_SECTION_FUNCTION): New macro. + (switch_to_section): Covert function to implement above. + (EXTRA_SECTIONS): Add in_drectve. + (EXTRA_SECTION_FUNCTIONS): Add in_drectve and switch_to_section. + (ENCODE_SECTION_INFO): Delete old macro and redefine as a function. + (STRIP_NAME_ENCODING): Handle new attributes. + (ASM_OUTPUT_LABELREF): New macro. + (ASM_OUTPUT_FUNCTION_NAME): New macro. + (ASM_OUTPUT_COMMON): New macro. + (ASM_OUTPUT_DECLARE_OBJECT_NAME): New macro. + + * i386/mingw32.h (CPP_PREDEFINES): Map __declspec(x) to GCC + attributes. + + * i386/winnt.c (i386_pe_valid_decl_attribute_p): New function. + (i386_pe_merge_decl_attributes): New function. + (i386_pe_check_vtable_importexport): New function. + (i386_pe_dllexport_p): New function. + (i386_pe_dllimport_p): New function. + (i386_pe_dllexport_name_p): New function. + (i386_pe_dllimport_name_p): New function. + (i386_pe_mark_dllexport): New function. + (i386_pe_mark_dllimport): New function. + (i386_pe_encode_section_info): New function. + (i386_pe_unique_section): Strip encoding from name first. + +Tue Jul 7 00:50:17 1998 Manfred Hollstein (manfred@s-direktnet.de) + + * libgcc2.c (L_exit): Provide a fake for atexit on systems which + define ON_EXIT but not HAVE_ATEXIT. + +Tue Jul 7 00:44:35 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * m68k.md (zero_extend QI to HI): Correctly handle TARGET_5200. + +Tue Jul 7 00:36:41 1998 Ulrich Drepper <drepper@cygnus.com> + + * i386.c: Remove random whitespace at end of lines. + + * i386.c (ix86_epilogue): For pentium processors, try to deallocate + 4 or 8 byte stacks with pop instructions instead of an add instruction. + +Tue Jul 7 00:30:08 1998 Klaus Kaempf <kkaempf@rmi.de> + + * alpha.c: Include tree.h before expr.h. + +Mon Jul 6 22:50:48 1998 Jason Merrill <jason@yorick.cygnus.com> + + * c-parse.in (struct_head, union_head, enum_head): New nonterminals. + (structsp): Use them. Update files generated from c-parse.in. + * extend.texi (Type Attributes): Document it. + + * c-decl.c: Add warn_multichar. + (c_decode_option): Handle -Wno-multichar. + * c-lex.c (yylex): Check it. + * c-tree.h: Declare it. + * toplev.c (lang_options): Add it. + * invoke.texi: Document it. + +Mon Jul 6 22:47:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload.c (find_equiv_reg): When looking for stack pointer + const, + make sure we don't use a stack adjust. + + * reload.c (find_equiv_reg): If need_stable_sp is set, + check if stack pointer is changed directly. + + * reload1.c (delete_dead_insn): Don't delete feeding insn + if that insn has side effects. + + * flow.c (find_auto_inc): Clear UNCHANGING bit of register that is + changed. + + * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OPADDR_ADDR + precedes RELOAD_FOR_OUTADDR_ADDRESS. + + * gcse.c (hash_scan_insn): New argument IN_LIBCALL_BLOCK. Changed + caller. + +Mon Jul 6 22:21:56 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl> + + * m68k.c (output_scc_di): Use cmpw #0 instead of tstl when + testing address registers on the 68000. + +Mon Jul 6 22:17:19 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk> + + * i386.c (is_fp_test): Fix thinko. + + * jump.c (jump_optimize) Check for CONST_INT before using INTVAL. + +Mon Jul 6 22:14:31 1998 Richard Henderson (rth@cygnus.com) + + * print-rtl.c (print_rtx): Display the real-value equivalent of + a const_double when easy. + + * real.h (REAL_VALUE_TO_TARGET_SINGLE): Use a union to pun types. + Zero memory first for predictability. + (REAL_VALUE_TO_TARGET_DOUBLE): Likewise. + * varasm.c (immed_real_const_1): Notice width of H_W_I == double. + + * regclass.c (allocate_reg_info): Initialize the entire reg_data + virtual array. + +Mon Jul 6 22:09:32 1998 Ian Lance Taylor <ian@cygnus.com> + Jeff Law <law@cygnus.com> + + + * i386/cygwin32.h: Add some declaration of external functions. + (ASM_DECLARE_FUNCTION_NAME): Define. + (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define. + (ASM_FILE_END): Define. + * i386/winnt.c (i386_pe_declare_function_type): New function. + (struct extern_list, extern_head): Define. + (i386_pe_record_external_function): New function. + (i386_pe_asm_file_end): New function. + + * cpplib.c (cpp_options_init): Initialize cplusplus_comments to 1, + matching July 18, 1995 change to cccp.c. If -traditional then + disable cplusplus_comments. + +Mon Jul 6 21:28:14 1998 Jeffrey A Law (law@cygnus.com) + + * combine.c (expand_compound_operation): Fix thinko in code to optimize + (zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI. + + * Disable the following change from gcc2. Not appropriate for egcs: + + Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + * reload.c (find_reloads): Give preference to pseudo that was the + reloaded output of previous insn. + +Mon Jul 6 21:07:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * aclocal.m4 (GCC_FUNC_PRINTF_PTR): Don't define HOST_PTR_PRINTF. + Instead, define a new macro HAVE_PRINTF_PTR which only signifies + whether we have the %p format specifier or not. + + * acconfig.h: Delete stub for HOST_PTR_PRINTF, add HAVE_PRINTF_PTR. + + * machmode.h (HOST_PTR_PRINTF): When determining the definition, + check HAVE_PRINTF_PTR to see whether "%p" is okay. + + * mips-tfile.c: Include machmode.h to get HOST_PTR_PRINTF. + + * Makefile.in (mips-tfile.o): Depend on machmode.h. + +Mon Jul 6 10:42:05 1998 Mark Mitchell <mark@markmitchell.com> + + * jump.c (duplicate_loop_exit_test): Don't refuse to copy a + section of code just because it contains + NOTE_INSN_BLOCK_{BEG,END}. + * stmt.c (expand_end_loop): Likewise. Also, don't refuse to + move CALL_INSNs or CODE_LABELs. When moving code, don't move + NOTE_INSN_BLOCK_{BEG,END}. + +Mon Jul 6 09:38:15 1998 Mark Mitchell <mark@markmitchell.com> + + * cse.c (CSE_ADDRESS_COST): New macro, based on ADDRESS_COST, but + dealing with ADDRESSOF. + (find_best_addr): Use it. + +Mon Jul 6 09:27:08 1998 Richard Henderson <rth@cygnus.com> + + * alpha/vms.h (TRAMPOLINE_TEMPLATE): Revert last change. + +Mon Jul 6 09:25:06 1998 Dave Love <d.love@dl.ac.uk> + + * libgcc2.c (__eprintf): Make args consistent with prototype in + assert.h. + +Mon Jul 6 00:28:43 1998 Mark Mitchell <mark@markmitchell.com> + + * cse.c (cse_insn): When SETting (MEM (ADDRESSOF (X))) to Y, + don't claim that the former is equivalent to the latter. + +Sun Jul 5 23:58:19 1998 Jeffrey A Law (law@cygnus.com) + + * cse.c (cse_insn): Second arg is an RTX now. Update all callers. + (cse_basic_block): Keep track of the current RETVAL insn for a + libcall instead of just noting that we're in a libcall. + + * combine.c (simplify_comparison): Do not commute a AND into + a paradoxical SUBREG if not WORD_REGISTER_OPERATIONS. + + * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Protect with + HAVE_GAS_MAX_SKIP_P2ALIGN. + * i386/linux.h: Likewise. + +Fri Jul 3 02:33:35 1998 David S. Miller <davem@pierdol.cobaltmicro.com> + + * sparc.c (sparc_operand, move_operand, arith_operand, + arith11_operand, arith10_operand, arith_double_operand, + arith11_double_operand, arith10_double_operand, small_int, + uns_small_int): Recognize CONSTANT_P_RTX. + (output_sized_memop, output_move_with_extension, + output_load_address, output_size_for_block_move, + output_block_move, delay_operand): Remove, has not been + enabled or referenced for years. + * sparc.md (movstrsi, block_move_insn): Likewise. + * sparc.h (PREDICATE_CODES): Define. + * linux-aout.h (MACHINE_STATE_{SAVE,RESTORE}): Override with + version which uses getcc/setcc traps to save/restore condition + codes. + * linux64.h: Likewise. + * sunos4.h: Likewise. + * linux.h: Likewise. + * sol2.h: Likewise. + * sun4o3.h: Likewise. + +Fri Jul 3 02:28:05 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_initialize_trampoline): Hack around Pmode/ptr_mode + lossage on VMS. Reported by kkaempf@rmi.de. + * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add missing 0. + +Thu Jul 2 17:41:14 1998 Nick Clifton <nickc@cygnus.com> + + * config/m32r/m32r.h (MUST_PASS_IN_STACK): Override default + version. + +Thu Jul 2 14:34:48 1998 David Edelsohn <edelsohn@mhpcc.edu> + + * expr.h (STACK_SIZE_MODE): New macro. + * explow.c (allocate_dynamic_stack_space): Use it for + mode of allocate_stack pattern increment operand. + * tm.texi (STACK_SAVEAREA_MODE, STACK_SIZE_MODE): Document. + * md.texi (stack_save_block, ...): Reflect use of macro. + + * rs6000.h (PROMOTE_MODE): Always promote to word_mode. + (PROMOTE_FUNCTION_ARGS): Define. + (PROMOTE_FUNCTION_RETURN): Define. + (FUNCTION_VALUE): Promote to word_mode if smaller. + Convert to gen_rtx_FOO. + * rs6000.md (call_indirect): Store doubleword in 64-bit mode. + Convert to gen_rtx_FOO. + * rs6000.c: Convert to gen_rtx_FOO. + +Thu Jul 2 14:16:11 1998 Michael Meissner <meissner@cygnus.com> + + * varray.{c,h}: New files to provide virtual array support. + + * Makefile.in (OBJS): Add varray.o. + (varray.o): Add new file. + (REGS_H): New variable for dependencies for files including + regs.h. Add varray.h and files it includes. Change all regs.h + dependencies to $(REGS_H). + + * toplev.c (x{m,re}alloc): If size is 0, allocate 1 byte. + (xcalloc): Provide frontend for calloc. + * {tree,rtl}.h (xcalloc): Add declaration. + + * basic-block.h (REG_BASIC_BLOCK): Convert reg_n_info to be a + varray. + + * regs.h (toplevel): Include varray.h. + (reg_n_info): Switch to use a varray. + (REG_*): Ditto. + (allocate_reg_info): Change num_regs argument to be size_t. + + * regclass.c (reg_info_data): New structure to remember groups of + reg_info structures allocated that are to be zeroed. + ({pref,alt}class_buffer): New statics to hold buffers + allocate_reg_info allocates for {pref,alt}class_buffer. + (regclass): Use {pref,alt}class_buffer to initialize + {pref,alt}class. + (allocate_reg_info): Switch to make reg_n_info use varrays. + Allocate buffers for the preferred and alter register class + information. Change num_regs argument to be size_t, not int. + + * flow.c (reg_n_info): Switch to use varrays. + +Thu Jul 2 10:11:47 1998 Robert Lipe <robertl@dgii.com> + + * install.texi (sco3.2v5): Document new --with-gnu-as flag. + * config/i386/sco5.h (JUMP_TABLES_IN_TEXT_SECTION): Defined as + in other targets. + (USE_GAS): Conditionalize away native assembler usage. + * config/i386/sco5gas.h: New file. + * config/i386/t-sco5gas: New file. + * configure.in (ix86-sco3.2v5*): Use new files if --with-gnu-as + +Thu Jul 2 08:20:00 1998 Catherine Moore <clm@cygnus.com> + + * haifa-sched.c (alloc_EXPR_LIST): Change to use + unused_expr_list. + +Thu Jul 2 14:13:28 1998 Dave Love <d.love@dl.ac.uk> + + * Makefile.in (install-info): Don't use $realfile. Ignore + possible errors from the install-info program. + +Thu Jul 2 01:53:32 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk> + + * combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs. + +Wed Jul 1 23:06:03 1998 Richard Henderson <rth@cygnus.com> + + * i386.h (HARD_REGNO_MODE_OK): Kill spurrious test. + (MODES_TIEABLE_P): Tie SImode and HImode. + +1998-07-01 Andreas Jaeger <aj@arthur.rhein-neckar.de> + + * invoke.texi (Optimize Options): Fix typo. + +Wed Jul 1 22:25:43 1998 Jim Wilson <wilson@cygnus.com> + + * xcoffout.c (xcoffout_begin_function): Call xcoffout_block for + the zero'th block. + +Wed Jul 1 23:12:58 1998 Ken Raeburn <raeburn@cygnus.com> + + * h8300.c (print_operand): Delete %L support. + * h8300.md (branch_true, branch_false): Use %= with a prefix + instead of %L for local branch labels. + +Wed Jul 1 21:27:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (emit_reload_insns): Use proper register classes for + SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_MEMORY_NEEDED code. + +Wed Jul 1 21:17:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload.c (find_reloads): If there are multiple + RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads for + one operand, change RELOAD_FOR_INPADDR_ADDRESS / + RELOAD_FOR_OUTADDR_ADDRESS for all but the first + RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads. + +Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before + using its PATTERN. + +Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com> + + * expr.c (emit_group_load, emit_group_store): Rewrite considering + the size and alignment of the structure being manipulated. + * expr.c, calls.c, function.c: Update all callers. + * expr.h: Update prototypes. + * cse.c (invalidate): Cope with parallels. + +Wed Jul 1 04:22:23 1998 Richard Henderson <rth@cygnus.com> + + * sparc.c (function_arg_record_value): Take a MODE arg with which to + create the PARALLEL. Update all callers. + +Wed Jul 1 04:10:35 1998 Richard Henderson <rth@cygnus.com> + + * expr.c (expand_assignment, store_constructor, expand_expr): Use + convert_memory_address instead of convert_to_mode when possible. + +Wed Jul 1 03:48:00 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_initialize_trampoline): Take arguments describing + the layout. Use ptr_mode. Disable hint generation. Use gen_imb. + * alpha.h (INITIALIZE_TRAMPOLINE): Pass extra args to the init func. + (TRANSFER_FROM_TRAMPOLINE): Move ... + * alpha/osf.h: ... here. + * alpha/vms.h (INITIALIZE_TRAMPOLINE): Use alpha_initialize_trampoline. + (TRANSFER_FROM_TRAMPOLINE): Remove undef. + * alpha/win-nt.h: Likewise. + * alpha/vxworks.h: Likewise. + + * alpha/linux.h: Revert gcc2 merge lossage. + +Wed Jul 1 10:56:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * c-decl.c (grokdeclarator): Don't warn about implicit int in + `typedef foo = bar'. + +Wed Jul 1 02:12:33 1998 Robert Lipe <robertl@dgii.com> + + * i386.c (asm_output_function_prefix): Make 686 function + prologues not issue .types for non-global lables. + +Tue Jun 30 23:46:53 1998 Dmitrij Tejblum <tejblum@arc.hq.cti.ru> + + * i386/freebsd.h (WCHAR_TYPE): Chagne to an "int". + (WCHAR_TYPE_SIZE): Update appropriately. + +Tue Jun 30 23:16:39 1998 Jeffrey A Law (law@cygnus.com) + + * flow.c (recompute_reg_usage): Does not return a value. + * rtl.h (recompute_reg_usage): Update prototype. + + * jump.c (jump_optimize): Show that the jump chain is not + valid when not optimizing. + +Tue Jun 30 16:01:01 1998 Richard Henderson <rth@cygnus.com> + + * rtl.def (CONSTANT_P_RTX): New. + * rtl.h (CONSTANT_P): Recognize it. + * cse.c (fold_rtx): Eliminate it. + * expr.c (can_handle_constant_p): New variable. + (init_expr_once): Initialize it. + (expand_builtin): Generate CONSTANT_P_RTX if the expression is not + immediately recognizable as a constant. + + * alpha.c (reg_or_6bit_operand): Recognize CONSTANT_P_RTX. + (reg_or_8bit_operand, cint8_operand, add_operand): Likewise. + (sext_add_operand, and_operand, or_operand): Likewise. + (reg_or_cint_operand, some_operand, input_operand): Likewise. + * alpha.h (PREDICATE_CODES): Add CONSTANT_P_RTX where needed. + +1998-06-30 Benjamin Kosnik <bkoz@bliss.nabi.net> + + * dbxout.c (dbxout_type_methods): Remove warn_template_debugging. + +Tue Jun 30 14:03:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * aclocal.m4 (GCC_NEED_DECLARATION): Accept an optional second + argument, which is typically preprocessor code used to draw in + additional header files when looking for a function declaration. + (GCC_NEED_DECLARATIONS): Likewise. + + * configure.in (GCC_NEED_DECLARATIONS): Add checks for getrlimit + and setrlimit, search for them in sys/resource.h. + + * acconfig.h: Add stubs for NEED_DECLARATION_GETRLIMIT and + NEED_DECLARATION_SETRLIMIT. + + * system.h: Prototype getrlimit/setrlimit if necessary. + +Tue Jun 30 10:54:48 1998 Mark Mitchell <mark@markmitchell.com> + + * rtl.texi: Don't say that RTX_INTEGRATED_P is not depended + upon. + +Tue Jun 30 13:11:42 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * rs6000/sysv4.h (asm output): add tabs for asm directives. + +Tue Jun 30 13:11:42 1998 David Edelsohn <edelsohn@mhpcc.edu> + + * Makefile.in (FLAGS_TO_PASS): Set AR_FLAGS to AR_FOR_TARGET_FLAGS. + +Tue Jun 30 08:59:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gansidecl.h (ATTRIBUTE_UNUSED): Use __unused__ not `unused'. + Don't define NULL here. Also, remove all vestiges of autoconf + based checks for bcmp/bcopy/bzero/index/rindex. + + * system.h: Immediately after including stdio.h, check for and if + necessary provide a default definition of NULL. + +Tue Jun 30 08:22:05 1998 Michael Meissner <meissner@cygnus.com> + + * reload1.c (reload_cse_simplify_operands): Call + fatal_insn_not_found, not abort. + +Tue Jun 30 02:34:02 1998 Jeffrey A Law (law@cygnus.com) + + * choose-temp.c (make_temp_file): Accept new argument for the + file suffix to use. Allocate space for it and add it to the + template. + * mkstemp.c (mkstemps): Renamed from mkstemp. Accept new argument + for the length of the suffix. Update template struture checks + to handle optinal suffix. + * collect2.c (make_temp_file): Update prototype. + (main): Put proper suffixes on temporary files. + * gcc.c (make_temp_file): Update prototype. + (do_spec_1): Put proper suffixes on temporary files. + +Tue Jun 30 00:56:19 1998 Bruno Haible <haible@ilog.fr> + + * invoke.texi: Document new implicit structure initialization + warning. + +Mon Jun 29 22:12:06 1998 Jeffrey A Law (law@cygnus.com) + + * Merge from gcc2 June 9, 1998 snapshot. See ChangeLog.13 for + details. + + * pa.c, pa.h, pa.md: Convert to gen_rtx_FOO. + +Mon Jun 29 20:12:41 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (fix-header): Don't needlessly depend on cpperror.o. + + * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Cast expansion to + void since it is evaluated in a comma list. + + * mips.h (ASM_GENERATE_INTERNAL_LABEL): Always sprintf `NUM' + argument as a long and cast `NUM' to long to ensure it is of the + proper width. Wrap macro arguments in parens when they appear in + the expansion. + + * sol2.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. + + * sparc.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. + (ASM_DECLARE_RESULT): Fix fprintf format specifier to match + function argument return type. + (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P, + REGNO_OK_FOR_CCFP_P): Use `(unsigned)' not `U'. + + * cpplib.c (cpp_message_from_errno): Remove unneeded argument to + cpp_message. + + * dbxout.c: Fix the comments after an #endif to reflect the actual + condition tested in the preceding #if. + + * except.c (find_all_handler_type_matches): Switch to old-style + function definition. + + * expr.c (expand_builtin): Remove unused variable `type' twice. + + * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Cast -1 before comparing it + to an unsigned long. + + * haifa-sched.c (print_insn_chain): Remove unused function. + + * objc/objc-act.c (build_msg_pool_reference): Hide prototype and + definition. + + * toplev.c: When testing whether to include dbxout.h, also include + it when XCOFF_DEBUGGING_INFO is defined. + + * unroll.c (unroll_loop): Add parentheses around assignment used + as truth value. + +Mon Jun 29 12:18:00 1998 Catherine Moore <clm@cygnus.com> + + * config/lb1spc.asm (.div, .udiv): Replace routines. + +Mon Jun 29 09:44:24 1998 Mark Mitchell <mark@markmitchell.com> + + * rtl.h: Update comment about special gen_rtx variants. + * emit-rtl.c (gen_rtx): Handle MEMs using gen_rtx_MEM. + +Sun Jun 28 20:58:51 1998 Jeffrey A Law (law@cygnus.com) + + * choose-temp.c (choose_temp_base): Restore original variant of + this function for compatibility. + (make_temp_file): This is the new, preferred interface to create + temporary files. + * collect2.c (choose_temp_base): Delete declaration. + (make_temp_file): Declare. + (temp_filename_length, temp_filename): Delete. + (main): Use make_temp_file to get temporary files. Use --lang-c + to force the resulting ctort/dtor file to be compiled with the C + compiler. Make sure to remove temporary files on all exit paths. + * gcc.c (make_temp_file): Provide prototype if MKTEMP_EACH_FILE is + defined. + (choose_temp_base): Only provide prototype if MKTEMP_EACH_FILE is + not defined. + (do_spec): Use make_temp_file if MKTEMP_EACH_FILE is defined. + +Sun Jun 28 08:57:09 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * configure.in (GCC_NEED_DECLARATIONS): Add strerror, getcwd and + getwd. + + * acconfig.m4: Add stubs for NEED_DECLARATION_STRERROR, + NEED_DECLARATION_GETCWD and NEED_DECLARATION_GETWD. + + * cccp.c: Remove strerror()/sys_nerr/sys_errlist decls. + (my_strerror): Add prototype and make it static. + + * collect2.c: Likewise. + + * cpplib.c: Likewise. + + * gcc.c: Likewise, but keep `my_strerror' extern. + + * protoize.c: Likewise. + + * pexecute.c (my_strerror): Add argument to prototype. + + * system.h: Add prototypes for getcwd, getwd and strerror. Add + extern decls for sys_nerr and sys_errlist. Make abort decl + explicitly extern. + + * getpwd.c: Remove decls for getwd and getcwd. + +Sun Jun 28 02:11:16 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sat Jun 27 23:32:25 1998 Richard Henderson <rth@cygnus.com> + + * jump.c (jump_optimize): Use side_effects_p & may_trap_p instead + of rtx_unsafe_p. Use modified_between_p instead of reg_set_between_p. + Allow FP moves to be optimized. + (rtx_unsafe_p): Delete. + +Sat Jun 27 23:02:04 1998 Richard Henderson <rth@cygnus.com> + + * objc/archive.c: Remove <string.h> prototypes. + +Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com) + + * tm.texi (NEED_MATH_LIBRARY): Document new target macro. + + * Makefile.in (gencheck): Remove $(TREE_H) dependency. + +Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu> + + * dsp16xx.h (FIRST_PSEUDO_REGISTER): Add parentheses to definition. + * dsp16xx.c (next_cc_user_unsigned): New function. + Remove save_next_cc_user_code. + (print_operand): Use HOST_WIDE_INT_PRINT_* macros. + * dsp16xx.md: Call next_cc_user_unsigned instead of using + save_next_cc_user_code. + Use gen_rtx_* functions instead of gen_rtx. + +Sat Jun 27 20:18:34 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * rs6000.h: Add trap_comparison_operator to PREDICATE_CODES. + +Sat Jun 27 16:45:42 1998 Jeffrey A Law (law@cygnus.com) + + * flow.c (count_reg_sets): New function. + (count_reg_sets_1, count_ref_references): Likewise. + (recompute_reg_usage): Likewise. + * rtl.h (recompute_reg_usage): Add prototype. + * toplev.c (rest_of_compilation): Call recompute_reg_usage just + before local register allocation. + +Sat Jun 27 13:15:30 1998 Richard Henderson <rth@cygnus.com> + + * alpha.md (negsf, negdf): Revert Jan 22 change. + +Sat Jun 27 07:35:21 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * mkstemp.c: Include gansidecl.h. Rename uint64_t to gcc_uint64_t. + (mkstemp): Remove size specifier for variable `letters'. Call + gettimeofday, not __gettimeofday. + + * Makefile.in (EXPR_H): New dependency variable. + (c-typeck.o): Depend on $(EXPR_H) instead of expr.h. + (c-iterate.o): Likewise. + (gencheck): Depend on $(TREE_H) instead of tree.h, etc. + (stor-layout.o): Depend on $(EXPR_H) instead of expr.h. + (toplev.o): Likewise. Also depend on $(RECOG_H) instead of recog.h. + (varasm.o): Depend on $(EXPR_H) instead of expr.h. + (function.o): Likewise. + (stmt.o): Likewise. + (except.o): Likewise. + (expr.o): Likewise. + (calls.o): Likewise. + (expmed.o): Likewise. + (explow.o): Likewise. + (optabs.o): Likewise. + (sdbout.o): Likewise. + (dwarf2out.o): Likewise. + (emit-rtl.o): Likewise. + (integrate.o): Likewise. + (jump.o): Likewise. + (cse.o): Likewise. + (gcse.o): Likewise. Also depend on $(BASIC_BLOCK_H) instead of + basic-block.h. + (loop.o): Depend on $(EXPR_H) instead of expr.h. + (unroll.o): Likewise. + (combine.o): Likewise. + (reload.o): Likewise. + (reload1.o): Likewise. + (caller-save.o): Likewise. + (reorg.o): Likewise. + (alias.o): Don't depend on insn-codes.h. + (regmove.o): Depend on $(RECOG_H)/$(EXPR_H) instead of recog.h/expr.h. + (insn-emit.o): Depend on $(EXPR_H) instead of expr.h. + (insn-opinit.o): Likewise. + +Sat Jun 27 01:35:14 1998 Jeffrey A Law (law@cygnus.com) + + * choose-temp.c (choose_temp_base): Remove MPW bits. Use mkstemp + instead of mktemp. + * gcc.c (MKTEMP_EACH_FILE): Define. + (main): No need to call choose_temp_base if we are going to + use choose_temp_base to create each file later. + * mkstemp.c: New file. Adapted from glibc. + * Makefile.in (xgcc, colect2, protoize, unprotoize): Link in mkstemp.o + (mkstemp.o): Add dependencies. + + * configure.in (gettimeofday): Check for its existance. + * config.in (HAVE_GETTIMEOFDAY): Define. + * configure: Rebuilt. + +1998-06-26 Michael Meissner <meissner@cygnus.com> + + * rs6000.md (ne 0, non power case): Add missing & constraint. + Name pattern ne0. + (negative abs insns): Add pattern names. + +Fri Jun 26 17:36:42 1998 Dave Love <d.love@dl.ac.uk> + + * Makefile.in (install-info): Run install-info program in separate + loop. + +Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com> + + * haifa-sched.c (schedule_block): Add hooks for the machine + description to reorder the ready list, and update how many more + instructions can be issued this cycle. + * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document. + +Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com> + + * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P): + Explicitly mark the constant being compared against as unsigned. + * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table): + Fully initialize final members. + (mem_aligned_8): Explicit init of offset to zero. + (output_function_prologue): Explicit init of n_regs to zero. + (output_function_epilogue): Likewise, and mark arg size as + unused. + (init_cumulative_args): Mark libname and indirect as unused. + (function_arg_pass_by_reference): Likewise for cum and named. + (sparc_builtin_saveregs): Likewise for arglist. + (sparc_flat_eligible_for_epilogue_delay): Likewise for slot. + +Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com) + + * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload + if reloading a MEM. + + * arm.h (arm_adjust_cost): Renamed bogus prototype from + arm_adjust_code. + (bad_signed_byte_operand): Add prototype. + * arm.c (arm_override_options): Make I unsigned. + (const_ok_for_arm): Add casts to the constants. + (load_multiple_operation): Don't redeclare elt in sub-block. + (arm_gen_movstrqi): Delete external declaration of optimize. + (gen_compare_reg): Declare parameter fp. + + * arm.c (final_prescan_insn): Only initialize scanbody if the insn + has a pattern. + +Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * alpha.c: Include system.h and toplev.h. + (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED. + (const48_operand): Likewise. + (mode_width_operand): Likewise. + (mode_mask_operand): Likewise. + (mul8_operand): Likewise. + (current_file_function_operand): Likewise. + (signed_comparison_operator): Likewise. + (divmod_operator): Likewise. + (any_memory_operand): Likewise. + (alpha_return_addr): Likewise for parameter `frame'. + (alpha_builtin_saveregs): Likewise for parameter `arglist'. + (vms_valid_decl_attribute_p): Likewise for parameters `decl' and + `attributes'. + (alpha_start_function): Likewise for parameter `decl'. Use + HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format + specifiers. Remove unused variables `lab' and `name'. + (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED. + (check_float_value): Likewise for parameter `overflow'. + (alpha_need_linkage): Likewise for parameters `name' and `is_local'. + + * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as + taking an argument. + (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf. + (ASM_OUTPUT_CHAR): Likewise. + (ASM_OUTPUT_BYTE): Likewise. + (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to + fprintf. + (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition. + Add prototypes for functions in alpha.c. + + * alpha.md (ashldi3): Add default case in switch. + +1998-06-26 Manfred Hollstein <manfred@s-direktnet.de> + + * Makefile.in (gcc_version, gcc_version_trigger): New macros. + (version): Initialize from $(gcc_version). + + * configure.in (version): Rename to gcc_version. + (gcc_version_trigger): New variable; call AC_SUBST for it and + emit it into the generated config.status. + * configure: Regenerate. + +Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com> + + * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of + nodes that are not expressions. + +Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com> + + * invoke.texi (-fstrict-aliasing): Document. + * rtl.texi (MEM_ALIAS_SET): Document. + + * flags.h (flag_strict_aliasing): Declare. + * toplev.c (flag_strict_aliasing): Define. + (f_options): Add -strict-aliasing. + (main): Set flag_strict_aliasing if -O2 or higher. + + * tree.h (tree_type): Add alias_set field. + (TYPE_ALIAS_SET): New macro. + (TYPE_ALIAS_SET_KNOWN_P): Likewise. + (get_alias_set): Declare. + * tree.c (lang_get_alias_set): Define. + (make_node): Initialize TYPE_ALIAS_SET. + (get_alias_set): New function. + * print-tree.c (print_node): Dump the alias set for a type. + + * c-tree.h (c_get_alias_set): Declare. + * c-common.c (c_get_alias_set): New function. + * c-decl.c (init_decl_processing): Set lang_get_alias_set. + + * expr.c (protect_from_queue): Propogage alias sets. + (expand_assignment): Calculate alias set for new MEMs. + (expand_expr): Likewise. + * function.c (put_var_into_stack): Likewise. + (put_reg_into_stack): Likewise. + (gen_mem_addressof): Likewise. + (assign_parms): Likewise. + * stmt.c (expand_decl): Likewise. + * varasm.c (make_decl_rtl): Eliminate redundant clearing of + DECL_RTL. Calculate alias set for new MEMs. + + * rtl.def (REG): Add dummy operand. + (MEM): Add extra operand to store the MEM_ALIAS_SET. + * rtl.h (MEM_ALIAS_SET): New macro. + (gen_rtx_MEM): Declare. + * emit-rtl.c (gen_rtx_MEM): New function. + * gengenrtl.c (sepcial_rtx): Make MEMs special. + + * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro. + (DIFFERENT_ALIAS_SETS_P): Likewise. + (canon_rtx): Propogate the alias set to the new MEM. + (true_dependence): Check the alias sets. + (anti_dependence): Likewise. + (output_dependence): Likewise. + * explow.c (stabilize): Progoate alias sets. + * integrate.c (copy_rtx_and_substitute): Likewise. + * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P + in an unpredictable state. Propogate alias sets. + * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which + we have no alias information. + +Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h. + (find_all_handler_type_matches): Add function prototype. + * eh-common.h (CATCH_ALL_TYPE): Definition added. + * except.c (find_all_handler_type_matches): Add function to find all + runtime type info in the exception table. + (output_exception_table_entry): Special case for CATCH_ALL_TYPE. + +Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h. + + * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow', + `yhigh' and `bit' into the scope in which they are used. + (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1', + `y0', `y1', `q', `remainder', `carry', `d0' and `d1'. + + * rs6000.c: Move include of output.h below tree.h. Include toplev.h. + (any_operand): Mark unused parameters `op' and `mode' with + ATTRIBUTE_UNUSED. + (count_register_operand): Likewise for parameter `mode'. + (fpmem_operand): Likewise. + (short_cint_operand): Likewise. + (u_short_cint_operand): Likewise. + (non_short_cint_operand): Likewise. + (got_operand): Likewise. + (got_no_const_operand): Likewise. + (non_add_cint_operand): Likewise. + (non_logical_cint_operand): Likewise. + (mask_operand): Likewise. + (current_file_function_operand): Likewise. + (small_data_operand): Likewise for parameters `op' and `mode' but + only when !TARGET_ELF. + (init_cumulative_args): Mark parameters `libname' with + ATTRIBUTE_UNUSED. + (function_arg_pass_by_reference): Likewise for parameters `cum', + `mode' and `named'. + (expand_builtin_saveregs): Likewise for parameter `args'. + (load_multiple_operation): Likewise for parameter `mode'. + (store_multiple_operation): Likewise. + (branch_comparison_operator): Likewise. + (secondary_reload_class): Likewise. + (print_operand): Add parentheses around & operation. + (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED. + (output_epilog): Likewise. Cast argument to fprintf to int. + (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED. + (rs6000_valid_decl_attribute_p): Likewise for parameters `decl', + `attributes', `identifier' and `args'. + (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'. + (rs6000_comp_type_attributes): Likewise for parameters `type1' and + `type2'. + (rs6000_set_default_type_attributes): Likewise for parameter `type'. + + * rs6000.h (RTX_COSTS): Add parentheses around & operation. + (toc_section, private_data_section, trap_comparison_operator): Add + prototypes. + + * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add + prototypes. + + * xcoffout.c: Include toplev.h, outout.h and dbxout.h. + + * xcoffout.h (stab_to_sclass, xcoffout_begin_function, + xcoffout_begin_block, xcoffout_end_epilogue, + xcoffout_end_function, xcoffout_end_block, + xcoff_output_standard_types, xcoffout_declare_function, + xcoffout_source_line): Add prototypes. + +Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com> + + * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM, + noticed by grahams@rcp.co.uk. + +Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com> + + * gcc.c (default_compilers): Use new | syntax to eliminate + string concatenation. + +Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_function_name): Delete. + (alpha_ra_ever_killed): Notice current_function_is_thunk. + (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise. + (alpha_start_function): Reorg from output_prologue. + (alpha_end_function): Reorg from output_epilogue. + * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function. + (ASM_DECLARE_FUNCTION_SIZE): New. + (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete. + (PROFILE_BEFORE_PROLOGUE): Set. + (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function. + * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise. + +Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com) + + * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define. + +1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> + + * expr.c (expand_assignment): Rework address calculation for structure + field members to expose more invariant computations to the loop + optimizer. + (expand_expr): Likewise. + +Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com) + + * local-alloc.c (block_alloc): Do not try to avoid false dependencies + when SMALL_REGISTER_CLASSES is nonzero. + +Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de> + + * alpha.md (call_vms, call_value_vms): Strip leading * from symbol. + +Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu> + + * expr.c (get_memory_rtx): New function. + (expand_builtin): Call get_memory_rtx for MEM arguments to builtin + string functions. + + * expmed.c (init_expmed): Initialize all elements of *_cost arrays. + + * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...). + * expr.c: Likewise. + * explow.c: Likewise. + * combine.c: Likewise. + * reload1.c: Likewise. + * gcse.c: Likewise. + +Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com> + + * README.gnat: Add patch for new lang_decode_options interface. + +Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * except.c (start_catch_handler): Do nothing if EH is not on. + +1998-06-24 Manfred Hollstein <manfred@s-direktnet.de> + + * configure.in (gxx_include_dir): Initialize default value depending on + new flag --enable-version-specific-runtime-libs; remove superfluous + default initialization afterwards. + * configure: Regenerate. + +Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com> + + * toplev.c (rest_of_compilation): Revert May 15 change. + +Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com> + + * reload.c (find_reloads): Fix check for failure to match any + alternative, to account for Mar 26 change in initial "best" cost. + +Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com> + + * cpplib.c (do_line): Typo broke #line directive. + (cpp_message_from_errno): New function. + (cpp_error_from_errno): Call cpp_message_from_errno. + * cpplib.h (cpp_message_from_errno): New function. + +Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New + functions to return exception descriptor information. + (find_exception_handler): Pass match_info field to runtime matcher, + not a descriptor table entry. + +Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk> + + * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to + accompany previous Makefile.in (install-info) change. + +Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * eh-common.h (struct __eh_info): Remove coerced value field. + * libgcc2.c (find_exception_handler): Don't set coerced_value field. + * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use + POINTER_SIZE instead of Pmode. + (expand_start_all_catch): Call start_catch_handler() if we are not + using new style exceptions. + +Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com> + + * varasm.c (assemble_variable): Remove reference to warn_bss_align. + +Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com> + + * config/sparc/sparc.md (zero_extendhidi2, extendhisi2, + extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3, + subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto, + splits and peepholes): Change remaining generic gen_rtx calls to + specific genrtl ones. + * config/sparc/sparc.c: Likewise. + +Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com> + + * gcc.c (handle_braces): Recognize | between options as an or. + +Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com) + + * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic. + * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic. + + * i386.md (exception_receiver): Define. + +Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com> + + * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, + PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables. + (install-common): Use them. + + * gcse.c (add_label_notes): New function. + (pre_insert_insn): Call it. + * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and + pass the label to set_label_in_map. + +Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk> + + * Makefile.in (install-info): Fix typpo in previous change. + +Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com> + + * varasm.c (assemble_variable): Emit alignment warning. + +Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (varasm.o): Depend on sdbout.h. + (sdbout.o): Depend on toplev.h. + + * collect2.c (scan_prog_file): Cast fprintf argument to `long' and + use %ld specifier. + + * final.c (shorten_branches): Cast first arg of `bzero' to char *. + + * genextract.c (main): When creating insn-extract.c, mark variable + `i' with ATTRIBUTE_UNUSED. + + * genpeep.c (main): When creating insn-peep.c, mark variables + `insn', `x' and `pat' with ATTRIBUTE_UNUSED. + + * objc/init.c (__objc_tree_print): Wrap function definition in + macro `DEBUG'. + + * objc/objc-act.c (encode_array): Cast sprintf argument to `long' + and use %ld specifier. + (adorn_decl): Likewise, twice. + + * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *. + + * sdbout.c: Include output.h and toplev.h. + (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument + `a'. Cast `a' to HOST_WIDE_INT to force it to always be so. + (PUT_SDB_SIZE): Likewise. + + * sdbout.h (sdbout_mark_begin_function): Add prototype. + + * stmt.c (check_for_full_enumeration_handling): Cast argument of + `warning' to long and use %ld specifier. + + * toplev.c (main): Likewise for `fprintf'. + + * toplev.h (output_file_directive): Add prototype. + + * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in + call to `fprintf'. + (precondition_loop_p): Likewise. + + * varasm.c Include sdbout.h. + (assemble_static_space): Move sometimes-unused variable `rounded' + into the scope in which it is used. + + * mips.c (gpr_mode): Don't say `static' twice. + + * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal. + + * objc/objc-act.c (init_selector): Hide prototype and definition. + + * optabs.c (gen_cond_trap): Remove unused variable `icode'. + + * regmove.c (copy_src_to_dest): Likewise for `i'. + + * mips-tfile.c (add_local_symbol): Cast width format specifier to int. + (add_ext_symbol): Likewise. + (add_file): Likewise. + (parse_def): Likewise. + (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix + remaining format specifiers and arguments. + (write_object): Likewise, several times. + (read_seek): Likewise. + (out_of_bounds): Likewise. + (allocate_cluster): Likewise. + (xmalloc): Likewise. + (xcalloc): Likewise. + (xrealloc): Likewise. + (xfree): Likewise. + + * mips-tdump.c (print_symbol): Likewise. + +Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk> + + * Makefile.in (install-info): Use install-info program if + available, per GNU standard. + +Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com) + + * invoke.texi: Document -mrelax for the mn10300 and mn10200. + + * basic-block.h (init_regset_vector): Delete declaration. + * flow.c (init_regset_vector): Make it static and add a prototype. + + * bitmap.h (debug_bitmap): Declare. + + * haifa-sched.c (debug_ready_list): Make static. + + * toplev.h (fancy_abort): Declare. + +Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org) + + * basic-block.h (init_regset_vector): New declaration. + + * Makefile.in (sdbout.o): Add insn-codes.h to dependency. + + * global.c: Include machmode.h amd move hard-reg-set.h before + rtl.h. + + * haifa-sched.c (insn_issue_delay, birthing_insn_p, + adjust_priority, print_insn_chaino): New declaration. + (schedule_insns): Remove declaration. + (init_target_units, get_visual_tbl_length, + init_block_visualization): Add prototype. + + * integrate.c (pushdecl, poplevel): Remove declaration. + + * rtl.h (expand_expr): Remove declaration. + + * loop.c (oballoc): Remove declaration. + (replace_call_address): Add prototype. + +Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com) + + * i386.c (output_fp_conditional_move): Don't bother handling + (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns + prevent this from happening. + + * i386.md (nonlocal_goto_receiver): Delete. + +Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org) + + * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and + -DCRTSTUFFS_O. + (INSTALL): cd $(srcdir) before make. + + * flow.c (allocate_for_life_analysis, init_regset_vector): + Remove declaration. + + * function.h (get_first_block_beg): New declaration. + + * gbl-ctors.h (__do_global_dtors): Add prototype. + + * gcov-io.h (__fetch_long): New declaration. + (__store_long): Likewise. + (__read_long): Likewise. + (__write_long): Likewise. + + * gcov.c (print_usage): New declaration. + + * Makefile.in (c-iterate.o): Depend on insn-codes.h too. + +Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com) + + * calls.c (expand_call): Initialize "src" and "dest". + * stmt.c (expand_return): Likewise. + * expmed.c (extract_split_bit_field): Similarly for "result" + * gcse.c (compute_hash_table): Mark first arg as unused. + * jump.c (jump_optimize): Initialize reversep. + * tree.c (make_node): Initialize length. + + * c-common.c (check_format_info): Initialize length_char and + fci to keep -Wall quiet. + + * except.c (jumpif_rtx): Put declaration and definition + inside a suitable #ifdef. + (jumpifnot_rtx): Delete dead function. + + * i386.h (output_int_conditional_move): Declare. + (output_fp_conditional_move): Likewise. + (ix86_can_use_return_insn_p): Likewise. + + * optabs.c (init_traps): Put prototype inside a suitable #ifdef. + +Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk> + + * alias.c: Include toplev.h + * caller-save.c: Include toplev.h + * combine.c: Include toplev.h + * flow.c Include toplev.h + * global.c: Include toplev.h + * jump.c: Include toplev.h + * local-alloc.c: Include toplev.h + * loop.c: Include toplev.h + * regmove.c: Include toplev.h + * stupid.c: Include toplev.h + * unroll.c: Include toplev.h + * Makefile.in: Add toplev.h dependencies. + +Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com> + + * regmove.c (copy_src_to_dest): Add decl for loop_depth. + + * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned. + * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise. + Add parens to various macros. + +Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> + + * c-typeck.c (pop_init_level): Warn about implicit zero initialization + of struct members. + +Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com> + + * varasm.c (assemble_start_function): Add weak_global_object_name. + * tree.c (get_file_function_name): Use it. + +Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com) + + * except.c (jumpif_rtx): Make static and add prototype. + (jumpifnot_rtx): Likewise. + + * README.gnat: Add a build patch from Fred Fish. + + * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted. + + * Makefile.in (c-iterate.o): Depend on expr.h. + +Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org) + + * except.h (emit_unwinder, end_eh_unwinder): Removed. + + * dwarfout.c (getpwd): Add prototype. + (is_pseudo_reg, type_main_variant, is_tagged_type, + is_redundant_typedef): New declaration. + (output_decl): Add prototype for FUNC. + (type_main_variant): Make it static. + (is_tagged_type): Likewise. + (is_redundant_typedef): Likewise. + + * expr.c (do_jump_by_parts_greater_rtx): Removed. + (truthvalue_conversion): Likewise. + + * c-iterate.c: Include "expr.h". + (expand_expr): Use proper values when calling the function. + + * explow.c (emit_stack_save): Add prototype for FCN. + (emit_stack_restore): Likewise. + + * dwarf2out.c (getpwd): Add prototype. + + * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations. + + * c-typeck.c (c_expand_asm_operands): Use proper values when calling + expand_expr. + + * c-lex.c (yyprint): Add prototype. + (check_newline, build_objc_string): Remove declaration. + + * c-tree.h (comptypes_record_hook): Removed. + (finish_incomplete_decl): New prototype. + + * alias.c (find_base_value): Add prototype. + (true_dependence): Add prototype for function argument. + + * c-aux-info.c (xmalloc): Remove declaration. + +Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com> + + * i386.c: Include system.h. Remove redundant includes. + (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED. + (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes', + 'identifier', 'args'. + (i386_valid_type_attribute_p): Likewise for 'attributes'. + (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'. + (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type', + and 'named'. + (symbolic_operand): Likewise for 'mode'. + (call_insn_operand): Likewise. + (expander_call_insn_operand): Likewise. + (ix86_logical_operator): Likewise. + (ix86_binary_operator_ok): Likewise. + (emit_pic_move): Likewise. + (VOIDmode_compare_op): Likewise. + (is_mul): Likewise. + (str_immediate_operand): Likewise. + (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy + (asm_output_function_prefix): Likewise for 'name'. + (function_prologue): Likewise for 'file', and 'size'. + (function_epilogue): Likewise. + +1998-06-19 Jim Wilson <wilson@cygnus.com> + + * loop.h (struct induction): Clarify comment for unrolled field. + * unroll.c (find_splittable_givs): Move set of unrolled field + after address validity check. + +Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com> + + * config/fp-bit.c (INLINE): Only define if not already defined. + +1998-06-19 Manfred Hollstein <manfred@s-direktnet.de> + + * Makefile.in (installdirs): Loop over directories in $(libsubdir) + creating probably missing ones, instead of single if statements. + +Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * c-common.c (truthvalue_conversion): Protect side effects in the + expression when splitting a complex value. + * fold-const.c (fold): Likewise. + +Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de) + + * cccp.c (hack_vms_include_specification): rewrite to handle + '#include <dir/file.h>' correctly. + +Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org) + + * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined. + +Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com) + + * i386.c (notice_update_cc): Integer conditional moves don't + affect cc0. + + * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag + to support LT, LE, GE, and GT signed integer comparisons. + (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2, + movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison + is LT, LE, GE, or GT. + (movdicc): Remove code resulting from an earlier patch which + didn't apply correctly. + +Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't + consider a MEM in FP mode as equal. + +Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com) + + * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for + duplicate declarations of a function. + +Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org) + + * config/float-i386.h: New. + + * configure.in (i[34567]86-*-linux-*): Set float_format to i386. + +Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com> + + * sched.c (schedule_insns): Use xmalloc not alloca for max_uid + indexed arrays. Call free at the end of the function for them. + * haifa-sched.c (schedule_insns): Likewise. + +Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com> + + * dwarf2out.c (size_of_string): Do count backslashes. + +Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com> + + * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG + addressing when one register is the frame pointer or stack + pointer. Disallow REG+CONST addressing in HI mode. + +Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to + RELOAD_FOR_INSN. + +Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (c-lang.o): Depend on output.h. + + * c-lang.c: Include output.h. + + * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'. + + * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'. + + * genrecog.c (write_subroutine): When writing insn-recog.c, mark + variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem' + with ATTRIBUTE_UNUSED. + + * regmove.c (copy_src_to_dest): Make function static to match its + prototype. + + * reload1.c Include hard-reg-set.h before rtl.h to get macro + HARD_CONST. Include machmode.h before hard-reg-set.h. + + * rtl.h: Prototype `retry_global_alloc' and wrap with macro + HARD_CONST to protect usage of typedef HARD_REG_SET. + + * tree.c: Prototype `_obstack_allocated_p'. + + * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro + BSS_SECTION_ASM_OP. + +Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * pa.c: Include system.h and toplev.h. Remove redundant code. + (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED. + (symbolic_operand): Likewise. + (symbolic_memory_operand): Likewise. + (pic_label_operand): Likewise. + (fp_reg_operand): Likewise. + (pre_cint_operand): Likewise. + (post_cint_operand): Likewise. + (ireg_or_int5_operand): Likewise. + (int5_operand): Likewise. + (uint5_operand): Likewise. + (int11_operand): Likewise. + (uint32_operand): Likewise. + (ior_operand): Likewise. + (lhs_lshift_cint_operand): Likewise. + (pc_or_label_operand): Likewise. + (legitimize_pic_address): Likewise. + (hppa_legitimize_address): Likewise for parameter `old'. + (output_block_move): Likewise for parameter `size_is_constant'. + (output_function_prologue): Likewise for parameter `size'. + (output_function_epilogue): Likewise. + (return_addr_rtx): Likewise for parameter `count'. + (output_mul_insn): Likewise for parameter `unsignedp'. + (hppa_builtin_saveregs): Likewise for parameter `arglist'. + (output_bb): Likewise for parameter `operands'. + (output_bvb): Likewise. + (function_label_operand): Likewise for parameter `mode'. + (plus_xor_ior_operator): Likewise. + (shadd_operand): Likewise. + (non_hard_reg_operand): Likewise. + (eq_neq_comparison_operator): Likewise. + (movb_comparison_operator): Likewise. + (pa_combine_instructions): Likewise for parameter `insns'. + + * pa.h: Add prototypes for functions `output_deferred_plabels', + `override_options', `output_ascii', `output_function_prologue', + `output_function_epilogue', `print_operand', + `symbolic_expression_p', `reloc_needed', `compute_frame_size', + `hppa_address_cost', `and_mask_p', `symbolic_memory_operand', + `pa_adjust_cost', `pa_adjust_insn_length' and + `secondary_reload_class'. + +Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com> + + * configure.in: Don't turn on collect2 unconditionally. + +Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com> + + * cse.c (cse_basic_block): Don't include NOTE insns in the count + that is used to decide whether or not it is time to erase the + equivalence table. + +Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero. + +Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu> + + * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky. + (sched_analyze_2): Allow scheduling TRAP_IF. + + * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF. + + * rtl.h (TRAP_CODE): New macro. + + * rtl.def (TRAP_IF): Change second operand type to rtx. + + * optabs.c (gen_cond_trap): New function. + (init_traps): New function. + (init_optabs): Call init_traps. + * expr.h: Declare gen_cond_trap. + + * jump.c (jump_optimize): Optimize jumps to and around traps. + + * sparc.md: Define trap instructions. + + * rs6000.md: Define trap instructions. + * rs6000.c (print_operand): New code 'V' for trap condition. + (trap_comparison_operator): New function. + + * m88k.md: Update use of TRAP_IF. + + * tree.h (enum built_in_function): New function code BUILT_IN_TRAP. + * c-decl.c (init_decl_processing): New builtin __builtin_trap. + * expr.c (expand_builtin): Handle BUILT_IN_TRAP. + + * expr.c (expand_builtin): Error if __builtin_longjmp second argument + is not 1. + +Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com> + + * reload1.c (spill_hard_reg): Check mode of register when + spilling from scratch_list. + +Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com) + + * except.c (add_new_handler): fix bug in finding last region handler. + * libgcc2.c (find_exception_handler): Pass exception table pointer + to runtime type matcher, not the match info field. + +Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com) + + * eh-common.h (struct eh_context): Add comment for hidden use of + field dynamic_handler_chain. + * except.c (get_dynamic_handler_chain): Comment on, and use the + correct offset of the dynamic_handler_chain field. + +1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com> + + * mips/iris6.h (LINK_SPEC): Add -woff 131. + +1998-06-17 Jason Merrill <jason@yorick.cygnus.com> + + * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init. + + * configure.in: Don't disable collect2 when we have GNU ld. + +Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com) + + * fold-const.c (make_range): Do not widen the type of the expression. + + * expr.c (check_max_integer_computation_mode): New function. + (expand_expr): Avoid integer computations in modes wider than + MAX_INTEGER_COMPUTATION_MODE. + * fold-const.c (fold): Likewise. + * tree.h (check_max_integer_computation_mode): Declare. + * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it. + + * configure.in (nm): Make a link to "nm" in the build tree too. + + * mn10300.md (andsi3): Fix typo. + +Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com> + + * reload1.c (reload_cse_regs): Call bzero instead of looping. + +Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com> + + * dwarf2out.c (stripattributes): Prepend '*' to the section name. + +Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns. + (output_prologue, output_epilogue): Merge VMS and OSF versions; + Remove anything related to the actual code generation. + (output_end_prologue): New function. + (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions. + (alpha_does_function_need_gp): Return false for VMS. + (alpha_function_needs_gp): Make static. + (add_long_const): Delete. + (summarize_insn): Don't assume a SUBREG is of a REG. + Prototype all static functions. Rename VMS-specific global + variables vms_*. + * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0. + (FUNCTION_BOUNDARY): Align to cache line. + (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword. + (FUNCTION_END_PROLOGUE): New macro. + * alpha.md (attribute length): New. Mark all insns. + (return_internal, prologue_stack_probe_loop) New patterns. + (prologue, init_fp, epilogue): New patterns. + Disable peepholes. + * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define. + +Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com> + + * toplev.c (lang_options): Add -trigraphs option for cpplib. + +Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS + is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS + is earlier than RELOAD_FOR_INPUT_ADDRESS. + +Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com> + + * libgcc1-test.c (memcpy): Define. + +Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com> + + * genattrtab.c (struct attr_desc): Change int flags to bit + fields. Add bit fields for this being function_units_used + or *_blockage_range attributes. + (write_unit_name): New function to print a function unit name + given unit #. + (expand_units): Indicate whether this is function_units_used or + *_blockage_range attributes. + (write_toplevel_expr): Print function_units_used and + *_blockage_range attributes in a more friendly fashion. + (make_internal_attr): Indicate whether this attribute is either + function_units_used or *_blockage_range. + +Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com> + Jim Wilson <wilson@cygnus.com> + + * regmove.c (copy_src_to_dest): Do not copy src to dest if either + the source or destination is special. + +Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com> + + * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop. + +Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se> + + * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before + redefining it. + +Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com> + + * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o. + (ENDFILE_SPEC): Add -lgloss. + +Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED. + (large_int): Likewise. + (pc_or_label_operand): Likewise. + (call_insn_operand): Likewise. + (consttable_operand): Likewise. + (m16_uimm3_b): Likewise. + (m16_simm4_1): Likewise. + (m16_nsimm4_1): Likewise. + (m16_simm5_1): Likewise. + (m16_nsimm5_1): Likewise. + (m16_uimm5_4): Likewise. + (m16_nuimm5_4): Likewise. + (m16_simm8_1): Likewise. + (m16_nsimm8_1): Likewise. + (m16_uimm8_1): Likewise. + (m16_nuimm8_1): Likewise. + (m16_uimm8_m1_1): Likewise. + (m16_uimm8_4): Likewise. + (m16_nuimm8_4): Likewise. + (m16_simm8_8): Likewise. + (m16_nsimm8_8): Likewise. + (m16_usym8_4): Likewise. + (m16_usym5_4): Likewise. + (mips_move_1word): Change type of variable `i' from int to size_t. + (mips_move_2words): Likewise. + (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED. + (function_arg_advance): Use HOST_PTR_PRINTF to print an address. + (function_arg): Likewise. + (function_arg_partial_nregs): Mark parameter `named' with + ATTRIBUTE_UNUSED. + (override_options): Use ISDIGIT instead of isdigit. + (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED. + (final_prescan_insn): Likewise for parameters `opvec' and `noperands'. + (save_restore_insns): Cast HOST_WIDE_INT arguments passed to + function `fatal' to long before printing. Use + HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several + times in this function. + (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED. + (function_epilogue): Likewise for parameters `file' and `size'. + Print an int with "%d" not "%ld". + (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED. + (mips_function_value): Likewise for parameter `func'. + (function_arg_pass_by_reference): Likewise for parameters `cum' + and `named'. + (extend_operator): Likewise for parameter `mode' + (highpart_shift_operator): Likewise. + + * mips.md (mul_acc_si): Remove unused variable `macc'. + +Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com> + + * fold-const.c (fold): Revert last change. It breaks constant + expressions somehow. + +Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex + prevent operands from being evaluated twice. + +Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru> + + * toplev.c (lang_options): Add -remap as a preprocessor option. + +Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com) + + * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code + which set CC_REVERSED since reload should ensure that + the operands are already the correct type. + +Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com> + + * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than + calling gen_rtx_SET. + +Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu> + + * config/rs6000/x-aix43 (AR): Delete. + (AR_FOR_TARGET_FLAGS): Add -X32_64 here. + +Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com> + + * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote. + +Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com> + + * mips.c (override_options): Replace word_mode with explicit + TARGET_64BIT check. + +Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com> + + * regmove.c (regmove_optimize): If we can't replace the + destination in an insn that sets the source, generate an explicit + move of the source to the destination. + (copy_src_to_dest): New function. + (toplevel): Include basic-block.h + + * Makefile.in (regmove.o): Add basic-block.h dependencies. + +Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com> + + * toplev.c (lang_options): Add missing options (nostdinc, idirafter). + +Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com> + + * rtl.h (rtx_def): Improve documentation. + (MEM_IN_STRUCT_P): Likewise. + +Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk> + + * c-decl.c (start_decl): Correct test for -Wmain. + + * c-decl.c (grokdeclarator): Remove unused variable "last". + +Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com> + + * expr.c (expand_builtin_setjmp): Store const1_rtx in target. + (expand_builtin_longjmp): Abort if value isn't const1_rtx. + Delete code storing value in static_chain_rtx. + (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target + to second expand_expr call. + +Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com> + + * mips/mips.c: Remove -mabi=o32 and -mabi=n64. + +Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com> + + * cppmain.c (fatal): New function. + * configure.in (cpp_main): New configuration variable. + * configure: Regenerated. + * Makefile.in (CCCP): Use a configuration variable to select basex + for cccp. + (cppmain$(exeext)): Add @extra_cpp_objs@. + +Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com> + + * objc/objc-act.c: Add cpplib declarations. + (lang_decode_option): Initialize cpplib if necessary. + (lang_decode_option): New argc/argv interface. + * tree.h (lang_decode_option): New argc/argv interface. + * toplev.c (lang_options): Add cpp options. + (main): New interface for lang_decode_option. + * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler + unless -E, -M or -MM is specified. + * cpplib.h (cpp_handle_option): New function. + * cpplib.c (cpp_handle_option): New function. + (cpp_handle_options): Now calls cpp_handle_option. + * c-tree.h (c_decode_option): New argc/argv interface. + * c-lex.c (init_parse): cpplib now initialized in c_decode_option. + * c-lang.c (lang_decode_option): New argc/argv interface. + * c-decl.c: Add cpplib declarations. + (c_decode_option): New argc/argv interface. + (c_decode_option): Call cpp_handle_option. + (c_decode_option): Now returns number of strings processed. + +Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com) + + * unroll.c (verify_addresses): Use validate_replace_rtx to undo the + changes. Abort if the undo fails. + +1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com> + + * config/rs6000/rs6000.c (output_prolog): Change locations and + directions of saving and restoring arguments of main on the stack. + +Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu> + + * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG + for each alternative. Do not replace a CONST_INT with a REG unless + the reg is cheaper. + +Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com) + + * decl.c (init_decl_processing): Fix typo. + + * mips.c (gpr_mode): New variable. + (override_options): Initialize gpr_mode. + (compute_frame_size): Use "gpr_mode" instead of "word_mode" to + determine size and offset of general purpose registers save slots. + (save_restore_insns, mips_expand_prologue): Similarly. + + * reload.c (find_reloads_toplev): Use gen_lowpart common to convert + between constant representations when we have (SUBREG (REG)) with + REG equivalent to a constant. + +Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se> + + * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24. + +Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com> + + * fold-const.c (fold): Even with otherwise constant trees, look for + opportunities to combine integer constants. + +Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com) + + * i386.c (notice_update_cc): Clear cc_status.value2 in the + case of UNSPEC 5 (bsf). + + * i386.md (movsfcc, movdfcc, movxfcc): The floating point + conditional move instructions don't support signed integer + comparisons. + +Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com> + + * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of + overlfows. + + * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi + 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin + <glctr@abc.it>. + +Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * except.c (expand_start_catch): Rename to start_catch_handler. + (expand_end_catch): Delete function. + (expand_end_all_catch): Remove catch status that expand_end_catch + use to do. + * except.h (expand_start_catch): Rename prototype. + (expand_end_catch): Delete prototype. + +Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com> + + * invoke.texi: Add documentation for -mips4 and -mabi=*. + +Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de) + + * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors. + (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section. + (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define. + +Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu> + + * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX, + as the threshold to permit splitting memory operations. + +Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com) + + * mips.c (gpr_mode): New variable. + (override_options): Initialize gpr_mode. + (compute_frame_size): Use "gpr_mode" instead of "word_mode" to + determine size and offset of general purpose registers save slots. + (save_restore_insns, mips_expand_prologue): Similarly. + + * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now. + (LIBGCC2_CFLAGS): Remove -fexceptions. + (LIB2FUNCS): Remove "_eh". + (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in + it with -fexceptions. + + * Makefile.in (local-alloc.o): Depend on insn-attr.h. + * local-alloc.c (block_alloc): Avoid creating false + dependencies for targets which use instruction scheduling. + +Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com> + + * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define. + (ASM_FINISH_DECLARE_OBJECT): Define; + * mips/elf64.h: Likewise. + +Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com> + + * toplev.c (flag_new_exceptions): Remove extraneous `extern'. + +Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu> + + * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint. + (mulsidi3_ppc64): Delete. + +Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (varasm.o): Depend on dbxout.h. + (cse.o): Depend on toplev.h and output.h. + (gcse.o): Depend on output.h. + + * mips.c: Include system.h and toplev.h and remove redundant code. + Include output.h after tree.h so all its prototypes get activated. + * mips.md (table_jump): Remove unused variable `dest'. + + * sparc.h: Add prototype for `v8plus_regcmp_op'. + + * crtstuff.c (fini_dummy, init_dummy): Mark function definitions + with __attribute__ ((__unused__)). + (__frame_dummy): Provide prototype before use, wrap it with + EH_FRAME_SECTION_ASM_OP. + + * cse.c: Move inclusion of <setjmp.h> above local headers. + Include toplev.h and output.h. + + * dbxout.h: Add prototype for `dbxout_begin_function'. + + * final.c (final_scan_insn): Wrap variable `max_skip' in macro + ASM_OUTPUT_MAX_SKIP_ALIGN. + + * gcse.c: Include system.h and output.h. + (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data): + Make extern instead of static. + (compute_can_copy): Only declare variables `reg' and `insn' when + AVOID_CCMODE_COPIES is not defined. + (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED. + (hash_scan_clobber): Likewise for `x' and `insn'. + (hash_scan_call): Likewise. + (record_last_set_info): Likewise for `setter'. + (mark_call): Likewise for `pat'. + (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0. + + * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the + length parameter so that it multiplies the number of elements by + the sizeof(element). + + * output.h: Add prototype for `weak_finish'. + + * recog.h: Likewise for `validate_replace_src'. + + * rtl.h: Likewise for `optimize_save_area_alloca', + `fix_sched_param', `purge_addressof', `gcse_main', + `regmove_optimize', `dbr_schedule', `branch_prob' and + `end_branch_prob'. + + * toplev.h: Likewise for `set_float_handler' and + `output_quoted_string'. + + * varasm.c: Include dbxout.h. + +Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com> + + * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of + GP_REG_P. Use gr_regs instead of GR_REGS. + +Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com> + Jeff Law <law@cygnus.com> + + * Revamped multiply support for MIPS chips. + * mips.c (extend_operator): New function. + (highpart_shift_operator): Likewise. + * mips.h: Declare new functions. + (PREDICATE_CODES): Add support for new predicates. + * mips.md (mulsi3 expander): Simplify. + (mulsi_mult3): Add another constraint alternative. Support + 3 operand multiply instructions as found on various mips + parts. + (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3. + (mul_acc_si): New pattern and associated splitters. + (mulsidi3 expander): Rework to use mulsidi3_64bit and + mulsidi3_internal. + (umulsidi3): New expander. + (mulsidi3_internal): Accept either sign or zero extended + operands and generate code as appropriate appropriately. + (mulsidi3_64bit): Similarly. + (smulsi3_highpart): Turn into an expander and generate code + to match new patterns. + (umulsi3_highpart): Likewise. + (xmulsi3_highpart_internal): New pattern. + (maddi patterns): Delete. Replace with: + (mul_acc_di, mul-acc_64bit_di): New patterns. + +Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with + flag_new_exceptions runtime flag. + (struct old_exception_table): New struct which represents what + the exception table looks like without the new model. + (NEW_EH_RUNTIME): New value used as a tag in the exception table to + flag that this is a new style table. + * except.h: Remove compile time flag NEW_EH_MODEL. + (expand_builtin_eh_stub_old): New prototype. + * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD. + * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD. + * c-decl.c (init_decl_processing): Add new builtin function + __builtin_eh_stub_old. + * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL. + * flags.h (flag_new_exceptions): New runtime flag. + * toplev.c (flag_new_exceptions): Initialize default to 0, + -fnew-exceptions sets to 1. + * except.c (output_exception_table_entry): Output New style exception + identifier into table, and replace compile time flag NEW_EH_MODEL + with runtime flag flag_new_exceptions. + (output_exception_table): Replace compile time flag NEW_EH_MODEL. + (expand_builtin_eh_stub_old): Duplicates original functionality of + expand_builtin_eh_stub. + (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL. + * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs. + (old_find_exception_handler): New func, same as find_exception_handler + except it works on the old style exception table. + (__throw): Replace NEW_EH_MODEL. Detect new model based on presence + of identifier in the exception table, and call appropriate routines. + +Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com> + + * function.c: Define current_function_cannot_inline. + (push_function_context_to): Save it. + (pop_function_context_from): Restore it. + * function.h (struct function): Provide it a home. + * output.h: Declare it. + * integrate.c (function_cannot_inline_p): Check it. + +Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com> + + * expr.c (force_operand): Detect PIC address loads before + splitting arithmetic. + +Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk> + + * tree.c (tree_class_check): Add braces to eliminate ambigious + else warning. + (tree_check): Likewise. + +Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org) + + * reg-stack.c (subst_stack_regs_pat): Make sure the top of + stack is the destination for conditional move insn. + +Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com> + + * tree.h (TREE_VEC_END): Cast unused value to void. + + * i386.c (print_operand): Use %lx for long operand. + +Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (summarize_insn): Ignore rtl slot format 'i'. + +Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu> + + * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long + conversion functions. + +Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com> + + * toplev.c (flag_exceptions): Default to 0. + (compile_file): Remove flag_exceptions == 2 hack. + (main): Call lang_init_options. + * tree.h: Declare it. + * c-lang.c: Implement it. + * objc/objc-act.c: Likewise. + +Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu> + + * rs6000.md (restore_stack_block): Generate MEM and specify mode. + * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode. + * rs6000.c (rs6000_output_load_toc_table): Use fputs. + (output_function_profiler): Use asm_fprintf and fputs. + +Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gencheck.c: Remove redundant stdio.h include. Add a definition + of xmalloc for when we are forced to link with alloca.o. + + * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1' + instead of `1U'. + + * fold-const.c (constant_boolean_node): Make definition static to + match the prototype. + +Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com> + + * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function. + (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable. + (do_spec, input_filename, input_filename_length): Make public. + (main): Adjust outfiles allocation by lang_specific_extra_outfiles. + Call lang_specific_pre_link befor elinking. + +Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer + the insn which has the most insns dependent on it. + +Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu> + + * alias.c (find_base_value): Avoid reading past end of reg_base_value. + +Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com> + + * alpha.md (insxh-1): New insxl pattern for combine. + +Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org) + + * i386/i386.c (output_fp_conditional_move): New function + to output floating point conditional move. + (output_int_conditional_move): New function to output integer + conditional move. + + * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call + output_int_conditional_move () to output int conditional move. + (movsfcc+5, movdfcc+5, movxfcc+5): Call + output_fp_conditional_move () to output floating point + conditional move. + + * i386/i386.c (put_condition_code): In INT mode, check + cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT. + +Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com> + + * dbxout.c (dbxout_type): Output arrays of bits as if + they were bitstrings for Chill + +Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu> + + * tree.c (get_inner_array_type): New function. + * tree.h (get_inner_array_type): Prototype. + * expr.h (STACK_SAVEAREA_MODE): New macro. + * expr.c (expand_builtin_setjmp): Initialize sa_mode using + STACK_SAVEAREA_MODE. + (expand_builtin_longjmp): Likewise. + * explow.c (emit_stack_save): Likewise. + (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode. + + * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC. + (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC. + * rs6000/aix43.h: New file. + * rs6000/t-aix43: New file. + * rs6000/x-aix41: New file. + * rs6000/x-aix43: New file. + * configure.in (rs6000-ibm-aix*): Use them. + * rs6000/powerpc.h: Delete. + * rs6000/sysv4.h: Move necessary powerpc.h definitions to here. + * rs6000/netware.h: and here. + * rs6000/win-nt.h: and here. + + * rs6000/rs6000.c (processor_target_table, 620): Do not affect + MASK_POWERPC64. + (rs6000_override_options): Ignore flag_pic for AIX. + (rs6000_immed_double_const): Delete. + (u_short_cint_operand): Don't assume 32-bit CONST_INT. + (reg_or_u_short_operand): Don't assume 32-bit CONST_INT. + (num_insns_constant): mask64_operand() is 2 insns. + (logical_operand): Don't assume 32-bit CONST_INT. + (non_logical_cint_operand): Don't assume 32-bit CONST_INT. + (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit. + (mask_constant): HOST_WIDE_INT parameter. + (non_and_cint_operand): Delete. + (mask64_operand): New function. + (and64_operand): New function. + (function_arg_advance): DImode arguments do not need special + alignment when 64-bit. + (function_arg): Likewise. + (setup_incoming_varargs): Reverse reg_size assignment. + (print_operand): HOST_WIDE_INT second parameter. + (print_operand, 'B'): New case. + (print_operand, 'M'): Fix typo in lossage string. + (print_operandm 'S'): New case. + (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size + to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset. + (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use + TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs. + Load GOT highpart, don't add it. Add lowpart with {cal|la}. + (rs6000_allocate_stack_space): Use {cal|la}. + (output_epilog): Use {cal|la} + (output_function_profiler): Add call glue to mcount call. + Load GOT highpart, don't add it. Add lowpart with {cal|la}. + + * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64. + (STACK_BOUNDARY): Depend on TARGET_32BIT. + (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type. + (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT. + (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with + 64-bit mask operand. + (RS6000_SAVE_TOC): Depend on TARGET_32BIT. + (STACK_SAVEAREA_MODE): New macro. + (LEGITIMATE_CONSTANT_P): DImode okay for 64bit. + (LEGITIMIZE_RELOAD_ADDRESS): New macro. + (RTX_COSTS, AND/IOR/XOR): Reflect current machine description. + (ASM_FILE_START): Emit 64-bit ABI directive. + (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode. + (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit. + (PREDICATE_CODES): Add "and64_operand" and "mask64_operand". + Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE. + + * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask. + Restore define_splits. + (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint. + (floatsidf2_internal, floatunssidf2_internal2): Likewise. + Do not specify base register operand mode. + (floatsidf2_loadaddr): Do not specify base register operand mode. + (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base + register; do not specify mode. Remove !TARGET_POWERPC64 final + constraint. + (floatsidf2_load): Do not specify base register operand mode. Remove + !TARGET_POWERPC64 final constraint. + (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify + base register operand mode. + (adddi3): Split large constants early. + (absdi3): Shift by 63, not 31. + (*mulsidi3_ppc64): New pattern. + (rotldi3): Add masking combiner patterns. + (anddi3): Add rldic{r,l} masking. Remove split of large constants + because PPC insns zero-extend. + (iordi3, xordi3): Split large constants early. + (movsi matcher): Remove S and T constraints. + (movsf const_double): create SImode constant from TARGET_DOUBLE. + (movdf_hardfloat32): Add default abort() case. + (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE. + (movdi): Remove 64-bit constant generator. Try to convert + CONST_DOUBLE to CONST_INT. Handle TOC memory constants. + (movdi_32): Add default abort() case. + (movdi_64): Add numerous ways to split 64-bit constants. + Make catch-all define_split more optimal and never FAIL. + (movti_ppc64): Add default abort() case. + (allocate_stack): Remove operand modes. Use Pmode. + (restore_stack_block): Remove operand modes. Generate Pmode + temporary. + (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode + temporary. Save area is double Pmode. + (call_indirect_aix64, call_value_indirect_aix64): New patterns. + (call, call_value): Do not specify address operand mode. Choose + appropriate AIX ABI. + (*call_local64, *ret_call_local64): New patterns. + (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns. + (*ret_call_nonlocal_aix32): Use call_value_indirect for REG. + (compare): Materialize DImode truthvalues. + +Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org> + + * expr.c (safe_from_p): Avoid combinatorial explosion + over duplicate SAVE_EXPRs by ensuring we never recurse + on one that has already been visited. + +Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk> + + * loop.c (check_dbra_loop): Initialise final_value before + normalizing the loop. + +Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (reload_reg_free_for_value_p): New arguments out and + reloadnum. Changed all callers. + +1998-06-03 Ulrich Drepper <drepper@cygnus.com> + + * system.h: Add _() and N_() macros in preparation for gettext. + +Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * c-common.c (check_format_info): Put back check for C9x `hh' + length modifier. Warn about %n format writing into const. Remove + obsolete comment. + (format_char_info): Fix comments. + + * configure.in: Set float_format to m68k for all m68k targets that + do not override LONG_DOUBLE_TYPE_SIZE. + * config/float-m68k.h: New file. + +Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com> + + * jump.c (jump_optimize): Remove debug messages accidentally left in + with the previous change. + +Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com> + + * expr.c (store_expr): Revert stray patch associated with + 1998-05-23 commit. + +Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com> + + * jump.c (rtx_unsafe_p): New function. + (jump_optimize): Use it on if/then/else transformations and + conditional move transformations. + +Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST + or VAR-- == CONST construct a proper mask if VAR is a bitfield. + Cope with CONST being out of range for the bitfield. + +Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> + + * expr.c (emit_move_insn_1): When moving complex values in several + steps, emit a CLOBBER to show the destination dies. + +Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (site.exp): Use the object testsuite directory as + the temporary directory. + + * expr.c (expand_expr, case ADDR_EXPR): Handle taking the + address of an ADDRESSOF rtx. + +1998-06-02 Mike Stump <mrs@wrs.com> + + * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE. + * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define. + * i960.md (ret, flush_register_windows): Define. + (nonlocal_goto): Likewise. Nested function nonlocal gotos don't + work yet. + * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro. + +Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com> + + * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work + around an OSF/1 library bug wrt sign-extension of inputs. + +Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com> + + * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0. + +Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com> + + * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define. + + * varasm.c (assemble_variable): Augment alignment warning. + +Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com> + + * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result + in the presence of IEEE negative 0's. + +Sun May 31 16:11:41 1998 John Wehle (john@feith.com) + + * reload.c (find_reloads): Record the existing mode if + operand_mode == VOIDmode before replacing a register with + a constant. + * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set + i386_compare_op1 to const0_rtx for the benefit of the + conditional move patterns. + (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite + based on suggestions from Jim Wilson. + +Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com> + + * Makefile.in (fixinc.sh): Update rules again. + +Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com) + + * extend.texi: Bring back reference to trampoline paper. + +Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com> + + * Makefile.in (USER_H): Add stdbool.h. + * ginclude/stdbool.h: New file. + +Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com) + + * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER + of a non-note insn. + + * gcse.c (pre_delete): Fix code to determine the mode of + the reaching pseudo register. + +Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> + + * Makefile.in (GEN): Add gencheck + (STAGESTUFF): Add tree-check.h and gencheck. + +Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com> + + * Makefile.in (cstamp-h.in): Remove before trying to recreate. + (fixinc.sh): Set some additional environment variables before + calling mkfixinc.sh. + +Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com) + + * reload.c (find_reloads): Do not force a reloads of match_operators. + +Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * except.h (remove_handler): Add new prototype. + * except.c (remove_handler): New function to remove handlers + from an exception region. + * flow.c (find_basic_blocks_1): Remove handlers from regions when + handler label is deleted; remove exception regions with no handlers. + +Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com> + + * except.h (rtx): Define rtx type correctly if needed. + * function.h (rtx): Ditto. + (tree): Define tree type correctly if needed. + + * c-pragma.c (toplevel): Include rtl.h. + + * stor-layout.c (toplevel): Move include of rtl.h before + except.h. + + * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies. + (tree.o): Add except.h dependency. + +Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com) + + * reload1.c: Revert accidental checkin. + + * configure.lang: Fix thinko when adding a definition for + target_alias to the Makefile. + +Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com) + + * config/sparc/lb1spc.asm (.rem and .urem): Replace + routines. + +Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com) + + * arm.c (arm_gen_constant): Rework to eliminate uninitialized + variable warnings. Don't generate scratch registers if only + counting insns. + (find_barrier): Eliminate unused variable SRC. + +1998-05-27 Manfred Hollstein <manfred@s-direktnet.de> + + * toplev.h (rtx_def): Provide global declaration to avoid + `limited scope' warnings. + +Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu> + + * Makefile.in (gencheck.o): Use HOST_CC. + * i386/t-mingw32: New file. + * configure.in (i386-*-mingw32*): Use. + +Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com) + + * arm.c (bad_signed_byte_operand): New predicate function. + * arm.h (PREDICATE_CODES): Add it to the list. + * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb + can't handle. + (define_split): Two new splits for above insns. + + * arm.c: Include toplev.h. + (arm_override_options): Add parentheses around use of tune_flags. + (arm_split_constant): Remove unused variable. + (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise. + (output_func_prologue, arm_expand_prologue): Likewise. + (arm_canonicalize_comparison): Make I unsigned; rework constants + accordignly. Add missing paratheses around << operation. + (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT + clause. + ({load,store}_multiple_sequence): Initialize BASE_REG. + (select_dominance_cc_mode): Add DEFAULT clauses. + (broken_move): Return zero if the destination is not a register. + (arm_reorg): Move unused REGNO declaration into the dead code. + * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated. + +Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com> + + * cpperror.c (v_cpp_message): Remove static prototype. + * cpplib.c (v_cpp_message): Move prototype to cpplib.h. + * cpplib.h (v_cpp_message): Add protoptype. + (stdarg.h,varargs.h): Needed for v_cpp_message prototype. + +Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * m68k.h: Declare more functions used in macros. + (REG_CLASS_CONTENTS): Completely embrace initializer. + * m68k.md (adddi3, subdi3): Add abort call to avoid warning + about returning no value. + * cse.c (find_best_addr): Declare p and found_better only if + needed. + * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0. + * dwarfout.c (string_length_attribute): #if 0 away. + * function.c (expand_function_end): Define varible blktramp only + if needed. + * jump.c (find_insert_position): Define only if !HAVE_cc0. + * loop.c (combine_givs_p): Define variable tem only if needed. + * real.c: Comment out unused functions eabs, eround, + e{24,53,64,113}toasc and eiinfin. + + +Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br> + + * Makefile.in (boostrap2-lean, bootstrap3-lean, + bootstrap4-lean): New targets. + +Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com) + + * warn_summary, test_summary: Moved into the contrib directory. + +1998-05-23 Manfred Hollstein <manfred@s-direktnet.de> + + * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end + of the Makefile. + (FLOAT_H_TEST): Likewise. + (ENQUIRE): Likewise. + (float.h-nat): Likewise. + (float.h-cross): Likewise. + (enquire): Likewise. + (enquire.o): Likewise. + (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h. + (stmp-headers): Move actions to stmp-int-hdrs, retaining only a + no-op. + (FLOAT_H): Remove old float.h-nat version; move current definition + to CROSS_FLOAT_H location. + (all.cross): Remove comments about enquire stuff. + + * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO). + (rest.encap): Likewise. + (libgcc2.ready): Depend upon $(STMP_FIXPROTO) + + * toplev.h (tree_node): Provide global declaration to avoid + `limited scope' warnings. + +Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com> + + * test_summary: Display section breaks for each entry + in a multilibbed target's output. + +1998-05-23 Richard Henderson <rth@cygnus.com> + + * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the + offset's mode is not ptr_mode, convert it. + +1998-05-22 Jason Merrill <jason@yorick.cygnus.com> + + * fold-const.c (ssize_binop): New fn. + * tree.h: Declare it. + +Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com) + + * genextract.c (print_path): Handle zero-length path as a special + case. + +Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se> + + * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767. + +Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de> + + * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value. + (shorten_branches, final_scan_insn): Test value of + JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it + is defined. + * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes. + * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1. + * arm/tcoff.h: Likewise. + * i386/386bsd.h: Likewise. + * i386/freebsd-elf.h: Likewise. + * i386/freebsd.h: Likewise. + * i386/netbsd.h: Likewise. + * i386/ptx4-i.h: Likewise. + * i386/sysv4.h: Likewise. + * pa/pa.h: Likewise. + * rs6000/linux.h: Likewise. + * rs6000/rs6000.h: Likewise. + * sh/sh.h: Likewise. + * sparc/sp64-elf.h: Likewise. + * v850/v850.h: Likewise. + * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0. + * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic). + +Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * regmove.c (gen_add3_insn): New function. + (fixup_match_2): Use it instead of calling gen_addsi3. + +Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (gencheck): Depend on HOST_LIBDEPS. + + * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory + address. + +Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de> + + * Makefile.in (TREE_H): Add tree-check.h. + (tree-check.h, gencheck): New targets. + * gencheck.c: New file. + * tree.c (tree_check, tree_class_check): New functions. + * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define. + (TYPE_CHECK, DECL_CHECK): Define. + Modify all access macros to use generated checking macros. + +Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com) + + * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag. + * configure.in: Check for it. + * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it. + * final.c (uid_align, uid_shuid, label_align): Make static. + (label_align): Change type to struct label_alignment pointer. + (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change. + (LABEL_TO_MAX_SKIP): Define. + (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP, + LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults. + (shorten_branches): Record the maximum bytes to skip when + aligning a label. + (final_scan_insn): Use the maximum bytes to skip when aligning a label + if ASM_OUTPUT_MAX_SKIP_ALIGN is available. + * i386.h (LOOP_ALIGN_MAX_SKIP, + LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define. + * i386.c (override_options): i386_align_jumps and i386_align_loops + default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available. + * invoke.texi: Document new i386 align-loops and align-jumps behavior. + +1998-05-21 Mark Mitchell <mmitchell@usa.net> + + * cplus-dem.c (do_type): Handle volatile qualification. + +Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com> + + * function.c (init_function_start): Don't call emit_line_note if + lineno is 0. (Can happen when compiling Java .class files.) + +Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT + end of lifetime and RELOAD_FOR_OUTPUT start of lifetime. + +Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * combine.c (nonzero_bits): For paradoxical subregs, take + LOAD_EXTENDED_OP into account. + +Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com> + + * configure.in (extra_c_objs): add prefix.o. + (extra_cxx_objs): extra objects for C++ with cpplib. + * configure: Regenerate. + + * c-tree.h: (get_directive_line): Different prototype for cpplib. + (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line. + + * c-lex.h: (get_directive_line): Not needed here for cpplib. + + * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c. + (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line. + + * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib. + (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c + +Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gengenrtl.c (type_from_format, accessor_from_format): Change + type of parameter `c' from `char' to `int'. + +Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com) + + * warn_summary, test_summary: New scripts from + Kaveh Ghazi and Alexandre Oliva respectively. + + * gcse.c (current_function_calls_longjmp): Declare. + +1998-05-20 Jason Merrill <jason@yorick.cygnus.com> + + * dwarf2out.c (base_type_die): Use int_size_in_bytes. + +Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com) + Jeff Law (law@cygnus.com) + + * Global CSE and constant/copy propagation. + * Makefile.in (OBJS): Add gcse.o + (STAGESTUFF): Add *.gcse. + (gcse.o): Add dependencies. + (mostlyclean): Remove *.gcse and */*.gcse. + * gcse.c: New file. + * loop.c (loop_optimize): Move call to init_alias_analysis. + * recog.c (validate_replace_src): New function. + * toplev.c (gcse_dump): New global variable. + (flag_gcse, gcse_time): Likewise. + (compile_file): Initialize gcse_time and clean out the gcse dump + file if necessary. + (rest_of_compilation): Call gcse_main as requested. Dump RTL + after gcse if requested. + (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse + dumps for -da. + * gcc.texi: Add gcse related internal documentation. + * invoke.texi: Note new command line options for gcse. + * tm.texi: Document AVOID_CCMODE_COPIES. + * mips.h (AVOID_CCMODE_COPIES): Define. + +Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR) + exists. + (stmp-fixproto): Simlarly for running fixproto. + * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include. + +Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com> + + * config/mips/mips.c (double_memory_operand): Accept any MEM during + reload when TARGET_64BIT. + +Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com> + + Finish incomplete change started by Kenner. + * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines. + (powerpcle-*-cygwin32): Delete xm_defines. + * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use + HAVE_STAB_H instead of NO_STAB_H. + * config/xm-linux.h (NO_STAB_H): Delete. + (HAVE_STAB_H): Undefine. + * config/i386/xm-go32.h (NO_STAB_H): Delete. + +1998-05-19 Jim Wilson <wilson@cygnus.com> + + * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore + LANG_TYPE trees with DECL_SOURCE_LINE of 0. + +Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org> + + * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined. + +Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (reload_reg_free_for_value_p): New function. + (allocate_reload_reg, choose_reload_regs): Use it. + +Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com) + + * except.c (expand_start_catch): Correct logic for when to + generate a new handler label, and when to use the old one. + +Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (print-rtl.o): Depend on bitmap.h. + (dbxout.o): Depend on toplev.h. + ($(SCHED_PREFIX)sched.o): Likewise. + ($(out_object_file)): Likewise for system.h and toplev.h. + (cppmain.o): Depend on gansidecl.h. + (cpplib.o): Likewise. + (cpperror.o): Likewise. + (cppexp.o): Likewise. + (cpphash.o): Likewise. + (cppalloc.o): Likewise. + (fix-header.o): Depend on cpplib.h and cpphash.h. + (scan-decls.o): Depend on gansidecl.h. + + * basic-block.h (free_regset_vector): Add prototype. + + * cccp.c (check_precompiled): Mark parameter `fname' with + ATTRIBUTE_UNUSED. + (do_assert): Likewise for `op' and `keyword'. + (do_unassert): Likewise. + (do_line): Likewise for `keyword'. + (do_error): Likewise for `op' and `keyword'. + (do_warning): Likewise. + (do_ident): Likewise for `keyword'. + (do_pragma): Likewise for `limit', `op' and `keyword'. + (do_sccs): Likewise. + (do_if): Likewise for `keyword'. + (do_elif): Likewise. + (do_else): Likewise. + (do_endif): Likewise. + + * collect2.c (getenv): Remove redundant prototype. + (collect_exit, collect_execute, dump_file): Likewise. + (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST. + (dump_prefix_list): Hide prototype and definition. + + * sparc.c: Include toplev.h. + (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED. + (symbolic_memory_operand): Likewise. + (sp64_medium_pic_operand): Likewise. + (data_segment_operand): Likewise. + (text_segment_operand): Likewise. + (splittable_symbolic_memory_operand): Likewise. + (splittable_immediate_memory_operand): Likewise. + (eq_or_neq): Likewise. + (normal_comp_operator): Likewise. + (noov_compare_op): Likewise. + (v9_regcmp_op): Likewise. + (v8plus_regcmp_op): Likewise. + (extend_op): Likewise. + (cc_arithop): Likewise. + (cc_arithopn): Likewise. + (small_int): Likewise. + (uns_small_int): Likewise. + (clobbered_register): Likewise. + (legitimize_pic_address): Likewise. + (delay_operand): Likewise. + (sparc_builtin_saveregs): Remove unused variable `stdarg'. + + * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay, + sparc_issue_rate, v8plus_regcmp_p): Add prototypes. + + * sparc.md (cmpdi_v8plus): Add abort for default case in switch. + + * cppalloc.c: Include gansidecl.h. + + * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h. + (cpp_file_line_for_message): Mark parameter `pfile' with + ATTRIBUTE_UNUSED. + (v_cpp_message): New function. + (cpp_message): Use it. Also convert to variable arguments. + (cpp_fatal): Likewise. + (cpp_pfatal_with_name): Constify parameter `name'. + + * cppexp.c: Move gansidecl.h before cpplib.h. + * cpphash.c: Likewise. + * cpphash.h (hashf, delete_macro): Add prototypes. + + * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before + cpplib.h. Don't include errno.h. + (update_path): Add arguments to prototype. + (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro, + cpp_print_containing_files): Remove redundant prototypes. + (cpp_hash_cleanup, add_import, append_include_chain, + make_assertion, path_include, initialize_builtins, + initialize_char_syntax, finclude, validate_else, comp_def_part, + lookup_import, redundant_include_p, is_system_include, + read_name_map, read_filename_string, open_include_file, + check_macro_name, compare_defs, compare_token_lists, + eval_if_expression, change_newlines): Add prototype arguments. + (hashf): Remove redundant prototype. + (read_token_list, free_token_list, safe_read, xcalloc, savestring, + conditional_skip, skip_if_group): Add prototype arguments. + (fdopen): Remove redundant prototype. + (do_define, do_line, do_include, do_undef, do_error, do_pragma, + do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs, + do_once, do_assert, do_unassert, do_warning): Add prototype arguments. + (struct directive): Add prototype arguments to function pointer + member `func'. + (handle_directive): Add missing arguments to call to `do_line'. + (do_include): Mark parameters `unused1' and `unused2' with + ATTRIBUTE_UNUSED. + (do_line): Likewise for `keyword' and new parameters `unused1' and + `unused2'. + (do_error): Likewise for `keyword'. + (do_warning): Likewise. Also add missing argument `pfile' in call + to cpp_pedwarn. + (do_once): Mark parameter `keyword', `unused1' and `unused2' with + ATTRIBUTE_UNUSED. + (do_ident): Likewise for `keyword', `buf' and `limit'. + (do_pragma): Likewise. Also add missing arguments in call to do_once. + (do_sccs): Mark parameter `keyword', `buf' and `limit' with + ATTRIBUTE_UNUSED. + (do_if): Likewise for `keyword'. + (do_elif): Likewise. + (eval_if_expression): Likewise for `buf' and `length'. + (do_xifdef): Likewise for `unused1' and `unused2'. + (do_else): Likewise for `keyword', `buf' and `limit'. + (do_endif): Likewise. + (parse_name): Add missing argument `pfile' in call to cpp_pedwarn. + (cpp_handle_options): Remove superfluous NULL argument in call to + cpp_fatal. + (cpp_handle_options): Likewise. + (do_assert): Mark parameter `keyword', `buf' and `limit' with + ATTRIBUTE_UNUSED. + (do_unassert): Likewise. + (cpp_print_file_and_line): Add missing argument `pfile' in call to + cpp_file_line_for_message. + (v_cpp_error): New function. + (cpp_error): Use it. Also accept variable arguments. + (v_cpp_warning): New function. + (cpp_warning): Use it. Also accept variable arguments. + (cpp_pedwarn): Accept variable arguments. + (v_cpp_error_with_line): New function + (cpp_error_with_line): Use it. Accept variable arguments. + (v_cpp_warning_with_line): New function. + (cpp_warning_with_line): Use it. Accept variable arguments. Hide + definition. + (cpp_pedwarn_with_line): Accept variable arguments. + (cpp_pedwarn_with_file_and_line): Likewise. + (cpp_error_from_errno): Constify parameter `name'. Add missing + argument `pfile' in call to cpp_file_line_for_message. + (cpp_perror_with_name): Constify parameter `name'. + + * cpplib.h: Define PARAMS() in terms of PROTO(). + (fatal): Remove redundant prototype. + (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line, + cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line, + cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name, + cpp_fatal, cpp_message, cpp_pfatal_with_name, + cpp_file_line_for_message, cpp_print_containing_files): Add + arguments to prototypes. + (scan_decls, cpp_finish): Add prototypes. + + * cppmain.c: Include gansidecl.h. + (main): Remove unused variable `i'. + + * dbxout.c: Include toplev.h. + + * demangle.h (do_tlink, collect_execute, collect_exit, + collect_wait, dump_file, file_exists): Add prototype. + + * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide + prototype and definition. + (gen_unspecified_parameters_die): Don't assign results of call to + function new_die() to unused variable `parm_die'. + (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED. + (dwarf2out_define): Likewise for `lineno' and `buffer'. + + * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide + prototype and definition. + (output_die): Add prototype arguments to function pointer arg. + (output_unspecified_parameters_die): Mark parameter `arg' with + ATTRIBUTE_UNUSED. + + * except.c (output_exception_table_entry): Remove unused variable + `eh_entry'. + + * except.h (expand_fixup_region_start, expand_fixup_region_end): + Add prototypes. + + * expr.c (do_jump_by_parts_equality_rtx): Remove prototype. + + * expr.h (do_jump_by_parts_equality_rtx): Add prototype. + + * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h + before cpplib.h, include cpphash.h, remove redundant prototype of + cpp_fatal, don't define `const', add a prototype for `fatal'. + (cpp_file_line_for_message): Add missing arguments `pfile'. + (v_cpp_message): New function. + (cpp_message): Use it. + (v_fatal): New function. + (fatal, cpp_fatal): Use it. + (cpp_pfatal_with_name): Constify parameter `name'. + + * flow.c (free_regset_vector): Remove redundant prototype. + + * function.c (round_down): Wrap prototype and definition with + macro ARGS_GROW_DOWNWARD. + (record_insns): Wrap prototype and definition with + defined (HAVE_prologue) || defined (HAVE_epilogue). + + * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros. + + * gen-protos.c: Include gansidecl.h. + (hashf): Don't make it static, constify parameter `name'. + + * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match + specifier %s in calls to function `fatal'. + + * haifa-sched.c: Include toplev.h. + (find_rgns): Remove unused variable `j'. + + * integrate.c (note_modified_parmregs): Mark parameter `x' with + ATTRIBUTE_UNUSED. + (mark_stores): Likewise. + + * jump.c (mark_modified_reg): Likewise. + + * output.h (insn_current_reference_address): Add prototype. + (eh_frame_section): Likewise. + + * print-rtl.c: Include bitmap.h. + + * reload1.c (reload): Wrap variables `note' and `next' in macro + PRESERVE_DEATH_INFO_REGNO_P. + (forget_old_reloads_1): Mark parameter `ignored' with + ATTRIBUTE_UNUSED. + (choose_reload_regs): Remove unused variable `in'. + (reload_cse_invalidate_mem): Mark parameter `ignore' with + ATTRIBUTE_UNUSED. + (reload_cse_check_clobber): Likewise. + + * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype. + (mark_elimination): Fix typo in prototype. + + * scan-decls.c: Include gansidecl.h. + + * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype. + +Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com) + + * function.c (identify_blocks): Fix thinko when setting the + block number for NOTE_INSN_BLOCK_END. + +Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com> + + * config/v850/lib1funcs.asm: Add .text pseudo op to start of + ___udivsi3. + + * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three + underscores for the prefixes to the names of the maths functions. + + * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add + comment explaining why. + +Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com> + + * tree.h (TYPE_SIZE_UNIT): New. + (struct tree_type): Add size_unit member. + * stor-layout.c (layout_type): Initialize it. + * expr.c (get_inner_reference) [ARRAY_REF]: Use it. + * tree.c (size_in_bytes, int_size_in_bytes): Likewise. + +Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com) + + * stor-layout.c (layout_record): Fix off-by-one error when checking + length of the TYPE_BINFO vector. + +Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com> + + * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a + function parameter passed in memory. + +Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com> + + * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files. + Prototypes for externally used functions in respective C files. + * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c, + final.c: Include above files. + * Makefile.in (toplev.o): Add dependency for above four headers. + (final.o): Likewise. + (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four + respective header files. + +Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (TARGET_TOOLPREFIX): No longer define. + (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in + the build tree if they exist. + (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update + appropriately. + (objdir): Let configure substitute value. + (FLOAT_H): Let configure select a pre-built version from the + config subdir. + * build-make (INSTALL_TARGET, ALL): Disable, no longer needed. + * configure.in: Substitute for objdir. + + * Makefile.in (build_canonical, host_canonical): Let configure + substitute values for these variables. + * configure.in: Substitute for build_canonical, host_canonical + and target_subdir in generated Makefile. + + * output.h (find_basic_blocks): Declare. + (free_basic_block_vars, set_block_num, life_analysis): Likewise. + + * Makefile.in (BISON): Use bison from the build tree if it exists. + (FLEX): Similarly. + +Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com> + + * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition. + (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c. + (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan + command line arguments to see if an executable is not being + created, and if so - do not append the suffix. + + * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new + driver macro. + +Sun May 17 23:59:45 1998 John Wehle (john@feith.com) + + * i386.h (ALIGN_DFmode): Delete. + (CONSTANT_ALIGNMENT): Define. + * varasm.c (force_const_mem): Use it. + +Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after + using it with swap_condition, not before. + +Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com> + + * alias.c (mode_alias_check): Delete. + (true_dependence, anti_dependence, output_dependence): Revert April 21 + change. + +Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se> + + * toplev.c (output_lang_identify): Enable prototype and definition. + +Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com> + + * alpha/osf.h (HAVE_STAMP_H): Define. + * alpha.c: Use it. + * alpha/netbsd.h, alpha/netbsd-elf.h: New files. + * configure.in (alpha*-*-netbsd*): New. + Based on patches from Paul H. Anderson <pha@pdq.com>. + + * configure.in (alpha*-*-linux-*): Kill xm_defines. + (alpha*-*-linux-gnulibc1*) [fixincludes]: Define. + * alpha/xm-linux.h: Remove file. + +Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com> + + * dbxout.c (dbxout_parms): If mode of type of parameter living + in memory doesn't match mode of DECL_RTL, make big endian correction. + +Fri May 15 21:40:06 1998 John Wehle (john@feith.com) + + * i386.md (movdi-1, movdi): Rewrite based on SI move patterns. + +Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com> + + * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros. + * stor-layout.c (layout_record): Set it. + +Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net> + + * toplev.c (rest_of_compilation): Don't defer nested functions. + +Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com> + + * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom + to an 8-byte boundary if info_ptr->fpmem_p. + +Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com> + + * loop.c (basic_induction_var): Added test preventing + CCmode parameter passed to convert_modes(). + +Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> + + * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore + input_filename and lineno around expand_expr call. Set them to values + in WFL before expand_expr call. + +Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com> + + * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype. + +Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net> + + * fold-const.c (constant_boolean_node): New function. + (fold): Use it. + +Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.c (gen_shl_and): Don't sign extend constant for kind two. + Abort if trying to split kind 3 or 4 outside of combine. + +Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com) + + * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX. + +Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu> + + * objc/Make-lang.in (OBJC_O): Add missing exeext. + (libobjc.a, runtime-info.h): Likewise. + +Fri May 15 01:29:39 1998 John Wehle (john@feith.com) + + * i386.h (DATA_ALIGNMENT): Define. + +Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (delete_output_reload): Ignore single USE that + was emitted for the pseudo use of this INSN. + If the no reference to REG between OUTPUT_RELOAD_INSN and INSN + remains, we can always delete OUTPUT_RELOAD_INSN. + +Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com> + + * reload.c (find_reloads): Don't penalize SCRATCH output reload. + +Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (expr.o): Remove dependency on deleted modemap.def file. + +Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * eh-common.h: New file for basic EH data structures. + * except.h: Various prototypes and structures for NEW_EH_MODEL + * function.h (struct function): Add a struct eh_stack for the catch + clause stack. + * except.c (gen_exception_label): New function to generate an + exception label. + (push_eh_entry): Use gen_exception_label() and init 'label_used' field. + (push_entry): New function to push an existing entry onto a stack. + (receive_exception_label): New function to emit the code required + at the start of all catch blocks. + (struct func_eh_entry): New structure for maintaining handlers + associated with EH regions. + (new_eh_region_entry): New function to register an EH region. + (add_new_handler): New function to register a handler with a region. + (get_new_handler): Creates anew handler entry for registering. + (find_func_region): New function to convert a NOTE eh region number + to an Eh region index. + (get_first_handler): New function to get the first handler in a region. + (clear_function_eh_region): New function to release memory. + (duplicate_handlers): New function to duplicate a list of handlers. + (expand_eh_region_end): Create a new region entry node as well. + (expand_leftover_cleanups): Call receive_exception_label() and + register the cleanup as a handler to the current region. + (expand_start_catch): New function to start a catch clause. + (expand_end_catch): New function to end a catch clause. + (expand_start_all_catch): restructure to not do the equivilent of + what expand_start_catch() does now. Push the exception region being + handled onto the catch stack. + (output_exception_table_entry): Issue an entry for each handler + associated with a region. + (set_exception_lang_code): New function for setting the language code. + (set_exception_version_code): New function to set the version number. + (output_exception_table): Output version and language codes. + (find_exception_handler_labels): Find handler labels using new scheme. + (is_exception_handler_label): New function, returns 1 if label is + present as a handler in some exception region. + (check_exception_handler_labels): Use the new scheme. + (init_eh_for_function): Initialize the catch stack. + (save_eh_status): Save the catch stack. + (restore_eh_status): Restore the catch stack. + (scan_region): Don't remove unreferenced handler label. Flow does it. + (get_reg_for_handler): New function to get the eh_context pointer + passed by __throw. + (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only. + * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table + entry when processing END region rather that START region. + * flow.c (find_basic_blocks_1): Find all potential handler regions + now that we don't automatically know what the labels might be. + Let scan_region() remove unreferenced EH BEGIN/END labels. + * integrate.c (get_label_from_map): Put inlined labels onto the + permanent obstack since we dont know which ones might be exception + labels. + (save_for_inline_copying): Make new copies of all the handlers. + (expand_inline_function): Make new copies of all the handlers. + * libgcc2.c: Remove local struct decls, and include eh-common.h. + (find_exception_handler): With NEW_EH_MODEL the first matching + region we find is the right one. Add eh_info as a new parameter. + (__throw): Pass eh_info to find_exception_handler. Set handler + and pass use different regs under NEW_EH_MODEL. + +Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com> + + * i960.h (hard_regno_mode_ok): Changed to function from array of + unsigned. + (HARD_REGNO_MODE_OK): Call function instead of testing bit. + * i960.c (hard_regno_mode_ok): Changed to function from array of + unsigned. + +Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload.c (remove_replacements): New function. + * reload.h (remove_replacements): Declare. + * reload1.c (choose_reload_regs): Disable some reloads that + belong to inherited reloads. + +Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * loop.c (scan_loop): Don't call move_moveables for optimize_size. + + * reload1.c (merge_assigned_reloads): When merging, reset + reload_spill_index for the eliminated reload. + +Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (schedule_insns): Fix merge goof. + +1998-05-13 Jim Wilson <wilson@cygnus.com> + + * varasm.c (make_decl_rtl): Revert April 1 change. + * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h, + m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK): + Get function name from the SYMBOL_REF in the DECL_RTL, not from + DECL_ASSEMBLER_NAME. + * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of + DECL_ASSEMBLER_NAME. + +Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com> + + * i386.c (notice_update_cc, output_float_compare): Disable + TARGET_CMOVE support. + +Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com> + Jeff Law <law@cygnus.com> + + * rtlanal.c (find_reg_note): Ignore notes that are not on on + insns of class 'i'. + (find_regno_note): Likewise. + + * Makefile.in (stor-layout.o): Depend on except.h + (varasm.o, function.o): Likewise. + (expr.o): Depend on except.h, modemap.def and hard-reg-set.h. + + * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o. + (rtl.o, emit-rtl.o): Add dependency on bitmap.h. + ($(HOST_PREFIX_1)rtl.o): Likewise. + ($(HOST_PREFIX_1)bitmap.o): New host object. + * emit-rtl.c (toplevel): Include bitmap.h. + (gen_rtx): Handle 't' and 'b' nodes. + * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes. + Print block number for block begin/end notes. Print 't' type + nodes as a pointer. Know that the 3rd argument of live range + start/stop notes is really a range_info rtx. If type is 'b', print + out argument as a bitmap. + * rtl.c: Include bitmap.c. + (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'. + (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE. + * rtl.def (RANGE_LIVE): New node to hold live information while we + recalculate the basic blocks. + (RANGE_REG, RANGE_INFO): New rtl types for live range splitting. + (RANGE_VAR): New node, to hold information saved in symbol node for New + communicating live range information to the debug output functions. + * rtl.h (rtunion_def): Add rttree and rtbit fields. + (XBITMAP, XTREE): New accessor macros. + (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes. + (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes. + (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define. + (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes. + (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros. + (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros. + (RANGE_INFO_*): Likewise. + * sched.c (sched_analyze): Keep live range start/stop notes. + (unlink_other_notes): Likewise. + * haifa-sched.c (sched_analyze): Keep live range start/stop notes. + (unlink_other_notes): Likewise. + * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros. + (BLOCK_LIVE_RANGE_FLAG): Likewise. + (DECL_LIVE_RANGE_RTL): Likewise. + (struct tree_block): Add live_range_flag, live_range_var_flag, + live_range_start and live_range_end. + (struct tree_decl): Add live_range_rtl field. + * gengenrtl.c (type_from_format): Handle 'b' and 't'. + (accessor_from_format): Likewise. + + * haifa-sched.c (schedule_block): Make verbose output line up. + Also add a blank line in printing the individual ready lists. + +Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h. + (c-lex.o): Depend on output.h. + (c-common.o): Likewise. + (stmt.o): Likewise. + (calls.o): Likewise. + (integrate.o): Depend on toplev.h. + (regclass.o): Depend on output.h. + (final.o): Depend on reload.h. + + * c-common.c: Include output.h. + (check_format_info): Remove unused variable `integral_format'. + + * c-decl.c (print_lang_decl): Mark parameters `file', `node' and + `indent' with ATTRIBUTE_UNUSED. + (print_lang_type): Likewise. + (maybe_build_cleanup): Likewise for parameter `decl'. + (copy_lang_decl): Likewise for parameter `node'. + + * c-lang.c: Include c-tree.h, c-lex.h and toplev.h. + (lang_print_xnode): Mark parameters `file', `node' and `indent' + with ATTRIBUTE_UNUSED. + (lookup_interface): Likewise for parameter `arg'. + (is_class_name): Likewise. + (maybe_objc_check_decl): Likewise for parameter `decl'. + (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and + `reflexive'. + (maybe_objc_method_name): Likewise for parameter `decl'. + (build_objc_string): Likewise for parameters `len' and `str'. + + * c-lex.c: Include output.h. + + * c-lex.h (position_after_white_space): Correct typo in prototype. + + * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else, + c_expand_end_cond, init_iterators): Add prototypes. + + * caller-save.c (set_reg_live): Mark parameters `reg' and `setter' + with ATTRIBUTE_UNUSED. + + * calls.c: Include output.h. + + * cccp.c (pipe_closed): Mark parameter `signo' with + ATTRIBUTE_UNUSED. + + * combine.c: Move inclusion of expr.h to after insn-config.h. + + * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define + as empty, rather define as ((void)0). + + * sparc.c (sparc_check_64): Add braces around ambiguous `else'. + Add parentheses around assignment used as truth value. + + * cplus-dem.c (squangle_mop_up): Change return type to void. + (internal_cplus_demangle): Remove unused parameter `options'. + All callers changed. + (cplus_demangle_opname): Remove function wide variable `int i' and + replace with `size_t i' at each location where it is used. + (cplus_demangle_opname): change type of `i' from int to size_t. + + * cppexp.c (right_shift): Mark parameter `pfile' with + ATTRIBUTE_UNUSED. + + * cpphash.c (cpp_lookup): Likewise. + (cpp_hash_cleanup): Likewise. + + * cpplib.c (parse_name): Add a prototype and make it static. + (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED. + (null_cleanup): Likewise for parameters `pbuf' and `pfile'. + (macro_cleanup): Likewise for parameter `pfile'. + (file_cleanup): Likewise. + + * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read, + cpp_read_check_assertion, skip_rest_of_line): Add prototypes. + + * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data, + __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED. + + * cse.c (cse_check_loop_start): Mark parameter `set' with + ATTRIBUTE_UNUSED. + + * dbxout.c (flag_minimal_debug, have_used_extensions, + source_label_number): Move inside macro wrapper check against + defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO). + + * dwarf2out.c (gen_entry_point_die): Hide prototype and definition. + + * except.h (doing_eh): Provide prototype. + + * expr.c: Move inclusion of expr.h to after insn-config.h. + + * final.c: Include reload.h. + (shorten_branches): Cast the first argument of bzero to char *. + + * fix-header.c (cpp_print_containing_files): Mark parameter + `pfile' with ATTRIBUTE_UNUSED. + (cpp_fatal): Likewise. + + * flow.c (find_basic_blocks_1): Cast the first argument of bzero + to char *. + + * genattrtab.c (make_length_attrs): Change the type of variable + `i' from int to size_t. + (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED. + (one_fn): Likewise. + + * genextract.c (main): When generating insn-extract.c, mark + variable `junk' with ATTRIBUTE_UNUSED. + + * gengenrtl.c (gencode): When generating genrtl.c, cast the first + argument of bzero to char*. + + * integrate.c: Include toplev.h. + + * libgcc2.c: Wrap `struct exception_table' and + `find_exception_handler' in macro DWARF2_UNWIND_INFO. + + * objc/Make-lang.in (objc-act.o): Depend on toplev.h. + + * objc/objc-act.c: Include toplev.h. + (lang_print_xnode): Mark parameters `file', `node' and `indent' + with ATTRIBUTE_UNUSED. + (finish_protocol): Likewise for parameter `protocol'. + + * output.h (declare_weak): Add prototype. + (decode_reg_name): Don't wrap with TREE_CODE macro. + (assemble_alias): Add prototype. + + * regclass.c: Include output.h. + + * reload.h (reloads_conflict): Add prototype. + + * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p, + output_func_start_profiler): Add prototypes. + + * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with + ATTRIBUTE_UNUSED. + + * scan-decls.c: Include scan.h. + + * scan.h (recognized_function, recognized_extern): Add prototypes. + + * stmt.c: Include output.h. + + * toplev.c (error_for_asm, warning_for_asm): Remove prototypes. + (output_lang_identify): Hide prototype and definition. + (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED. + (pipe_closed): Likewise. + + * toplev.h (count_error, strip_off_ending, error_for_asm, + warning_for_asm): Add prototypes. + +Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com> + + * toplev.c (rest_of_compilation): "Charge" final for any time + doing various cleanup operations after finishing compilation + of a function. + + * flow.c (dump_flow_info): Also print number of sets and + whether or not the pseudo is a user variable. + + * flow.c (reg_n_max): New global variable. + * regclass.c (allocate_reg_info): Keep reg_n_max up to date. + Delete regno_max variable. + * regs.h (REG_N_CHECK): Define. + (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK. + (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise. + (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise. + +Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de> + + * acconfig.h (ENABLE_CHECKING): Undefine. + * configure.in (--enable-checking): New option. + +Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (merge_assigned_reloads): Can merge + RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even + if RELOAD_FOR_INPUT with the same reload_reg_rtx is present. + +Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com> + + * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST. + +Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (gen_reload): Create REG_EQUIV notes. + +Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload1.c (reload): Fix check for USEs to use code of pattern. + (choose_reload_regs): Remove dead variable use_insn. + +Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com) + + * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes. + +Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com> + + * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless + already defined. + (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline. + (insn_{unit,issue_delay}): Ditto. + (blockage_range): Ditto. + (actual_hazard{,_this_instance}): Ditto. + (schedule_unit): Ditto. + (potential_hazard): Ditto. + (insn_cost): Ditto. + (swap_sort): Ditto. + (queue_insn): Ditto. + (birthing_insn_p): Ditto. + (adjust_priority): Ditto. + (get_block_head_tail): Ditto. + (init_rgn_data_dependences): Ditto. + +Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de> + + * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define. + +Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com> + + * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon. + +Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com> + + * config/mips/mips.md (dslot): Move after definition of "cpu" + attribute. Handle r3900 case. + +Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * system.h: Define the STRINGIFY macro here. + * protoize.c: Not here. + * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro. + +Tue May 12 00:47:33 1998 John Wehle (john@feith.com) + + * varasm.c (assemble_variable): Compute the alignment of the data + earlier so that both initialized and uninitialized variables are + effected by DATA_ALIGNMENT. + * tm.texi (DATA_ALIGNMENT): Updated appropriately. + +Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com) + + * mips.c: Prototype static functions. + +Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com> + + * regmove.c (fixup_match_2, find_matches, regmove_profitable): + Add explanatory comments. + + * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT. + +Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com> + + * sparc.md (ffsdi2): Disable. Simplify the expression as well. + +Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com> + + * varasm.c (make_decl_rtl): Disable April 1 change. + +Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com> + + * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge. + +Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com> + + * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'. + * alpha.c (print_operand): Handle it. + * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and + related define_splits. Also add peepholes for SImode reload + plus sign_extend lossage. + +Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * genattr.c: Include stdarg.h/varargs.h. Change function + `fatal' to use variable arguments instead of faking it with + integer parameters. Provide a prototype which also + checks the format specifiers using ATTRIBUTE_PRINTF_1. + + * genattrtab.c: Likewise. + * gencodes.c: Likewise. + * genconfig.c: Likewise. + * genemit.c: Likewise. + * genextract.c: Likewise. + * genflags.c: Likewise. + * genopinit.c: Likewise. + * genpeep.c: Likewise. + * genrecog.c: Likewise. + * genoutput.c: Likewise. Similarly for function `error'. + +Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf. + * alocal.m4 (GCC_C_VOLATILE): New autoconf test. + * configure.in: Use GCC_C_VOLATILE. + * system.h (volatile): Define as empty if no volatile support is + available. + +Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com) + + * genemit.c (output_add_clobbers): Removed unused variable 'i' from + generated fucntion. + +Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com> + + * loop.c (get_condition): Don't combine when either compare is MODE_CC. + * alpha.c (alpha_emit_conditional_branch): New function. Taken from + the body of beq; additionally set the mode of the branch to CCmode for + FP compares and not fast_math. + (alpha_emit_conditional_move): Always use a compare insn for FP + when not fast_math, as well as setting CCmode on the cmov. + * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch. + + * machmode.h (COMPLEX_MODE_P): New macro. + +Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com> + + * haifa-sched.c (print_exp): Fix typo. + +Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com> + + * final.c (final_scan_insn): Call fatal_insn instead of abort if + we could not split an insn when required to. + + * m32r.md ({add,sub}di3): Add define_splits and appropriate low + level insns. + (peepholes): Disable peepholes that call dead_or_set_p. + (movsi): Rewrite to handle addresses better after last change. + Add define_split to split load of addresses in large/medium modes. + (prologue): Call m32r_expand_prologue. + (movsi_{push,pop}): Generators for push/pop. + (movsi): Support PRE_{INC,DEC}, POST_INC. + (mov{di,df}): Rewrite. Always split the insns. + (movsf): Add define_split to get register load in correct mode. + (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint. + (attributes): Rewrite attributes so that type indicates both the + type and the length of the insn directly. + (all insns): Change to use new type attributes. + (debug): New attribute to convey whether -mdebug was used. + (opt_space): New attribute to convey whether -Os was used. + (function units): Loads are 3 cycles, not 2. Better classify all + insns into short/long. + (load/store/extend insns): Add separate case for load/store + indirect operations without an offset. + (divsi3): Division is a long operation, not short. + + * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for + modes > 1 word. + (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent. + (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares. + (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for + operands with PRE_{INC,DEC}, POST_INC. + (FUNCTION_PROFILER): Call abort instead of doing nothing. + (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of + SImode variables. + (gen_split_move_double): Declare. + (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset. + + * m32r.c (gen_split_move_double): Fix typo. Also, don't call + emit_move_insn, build up SET's directly. + (toplevel): Include system.h, not stdio.h. + (move_double_src_operand): Allow any DF or DI mode constant. + (gen_split_move_double): Split moves of DI or DF values into the + appropriate moves, loads, or stores. Don't handle use of auto + inc/dec if using dead index. Do handle overlapping moves, etc. + (m32r_frame_info): Remove prologue_size field. + (m32r_compute_frame_size): Don't calculate prologue size. + (m32r_output_function_prologue): Change to pretty much a NOP. + (m32r_expand_prologue): Expand prologue as a series of INSNs. + (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC. + (m32r_print_operand_address): Ditto. + +Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org) + + * reload1.c (emit_reload_insns): When performing expensive + optimizations, do not output the last reload insn if OLD is + not the dest of NSN and is in the src and is clobbered by INSN. + +Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (genrtl.o): Depend on system.h. + * gengenrtl.c (gencode): When creating genrtl.c, have it + include system.h. + +Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * config/m68k/t-linux: Remove extra stuff already included in + config/t-linux. + +Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com> + + * fixinc.wrap: Renamed from fixinc.math. Put wrapper around + curses.h if it contains `typedef char bool;', as suggested by + Manfred Hollstein <manfred@s-direktnet.de>. + + * configure.in: Rename fixinc.math to fixinc.wrap. + +Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com> + + * gcc.c (read_specs): Handle missing blank line at end of specs file. + + * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1, + movdfcc_1): Disable. + +Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com> + + * configure.in (enable_threads): Rename to enable_threads_flag before + main loop. Set enable_threads to enable_threads_flag inside main + loop. + +Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com> + + * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called + multiple times. + +Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro. + + * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT. + (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h. + (AC_CHECK_FUNCS): Remove unused check for vprintf. + + * Makefile.in: Add support for linking in vfprintf.c and doprint.c. + (cccp.o): Depend on gansidecl.h. + (cexp.o): Likewise. + + * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as + per the rest of gcc source. + * cexp.y: Likewise. Include gansidecl.h and remove all code made + redundant. + + * cccp.c: Remove checks for HAVE_VPRINTF and the associated code + used when vfprintf is missing. + * cexp.y: Likewise. + * gcc.c: Likewise. + * genattrtab.c: Likewise. + * mips-tfile.c: Likewise. + * toplev.c: Likewise. + + * vfprintf.c: New file. + * doprint.c: New file. + +Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com) + + * config/linux.h (ASM_COMMENT_START): Remove from here, + * config/linux-aout.h (ASM_COMMENT_START): and here, + * config/i386/linux.h (ASM_COMMENT_START): to here, + * config/i386/linux-aout.h (ASM_COMMENT_START): and here. + * config/i386/linux-oldld.h (ASM_COMMENT_START): Define + here as '#' too. + +Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode + constant. + +Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com> + + * Makefile.in (dwarfout.o) Add toplev.h dependency. + * dwarfout.c, i386.c: Include toplev.h + * toplev.h: (pfatal_with_name) Add prototype. + +Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com> + + * Makefile.in: Fix .SUFFIXES. + +Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au> + + * config/linux.h (ASM_COMMENT_START): Define as "#". + * config/linux-aout.h (ASM_COMMENT_START): Likewise. + +Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com> + + * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency. + * objc/objc-parse.y, objc/objc-parse.c: Regenerate. + + * toplev.c: Include toplev.h. + * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o, + c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o, + dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o, + hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o, + reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add + toplev.h dependency. + + * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to + HARD_FRAME_POINTER_REGNUM. + + * expr.c (target_temp_slot_level): Delete duplicate definition. + +Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com) + + * stmt.c (mark_seen_cases): Make it have external linkage again. + * expr.h (mark_seen_cases): Add declaration, but only when tree.h + has been included. + + * haifa-sched.c (print_value, case SUBREG): Fix typo. + + * i386.c (output_387_binary_op): Add some braces to avoid warnings. + * i386.h (REG_CLASS_CONTENTS): Similarly. + + * toplev.c (-fsched-max): Delete flag. + (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise. + * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N + and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG + conditionals. + + * haifa-sched.c (find_rgns): Correctly handle reducible loops with + inner loops which are not reducible. + + * loop.c (regs_match_p): Fix typo in prototype. + + * regmove.c (try_auto_increment): Wrap declaration inside an + #ifdef AUTO_INC_DEC. + +Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com> + + * final.c (output_operand_lossage): Call fatal with the operand + lossage message instead of calling abort. + +Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-common.c: Convert to using ctype macros defined in system.h. + * c-lex.c: Likewise. + * cccp.c: Likewise. + * collect2.c: Likewise. + * rs6000.c: Likewise. + * cpplib.c: Likewise. + * fix-header.c: Likewise. + * gcc.c: Likewise. + * gen-protos.c: Likewise. + * pexecute.c: Likewise. + * protoize.c: Likewise. + * rtl.c: Likewise. + * scan.c: Likewise. + * stmt.c: Likewise. + * tlink.c: Likewise. + * toplev.c: Likewise. + +Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com> + + * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) : + Replace -gdwarf-2 with -g0. + +Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h. + * mips-tdump.c: Include system.h, remove redundant headers. + * mips-tfile.c: Likewise. Also, convert all ctype function calls + to calls of the macro versions defined in system.h. + + * objc/Make-lang.in (objc-act.o): Depend on system.h. + * objc/objc-act.c: Include system.h, remove redundant headers. + +Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * configure.in (AC_CHECK_FUNCS): Add isascii. + (GCC_NEED_DECLARATIONS): Add atof. + + * system.h: Provide prototypes for abort, atof, atol and sbrk here. + * rtl.c, rtl.h, toplev.c, tree.h: Not here. + +Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * system.h: Wrap time.h and sys/file.h in autoconf checks. + Provide default definitions for O_RDONLY and O_WRONLY here. + + * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here. + +1998-05-06 Mark Mitchell <mmitchell@usa.net> + + * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'. + +Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com> + + * toplev.h: New file. Protypes for functions in toplev.c. + * tree.h, rtl.h: Deleted protos for functions in toplev.c. + * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c, + c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c, + convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c, + function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c, + reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c, + varasm.c: include it. + +Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com) + Jim Wilson (wilson@cygnus.com) + + * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf + blocks. Check for 1 successor which is the EXIT_BLOCK. + + * haifa-sched.c (find_rgns): Detect unreachable blocks, including + unreachable loops with more than one block. + +Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * fix-header.c (write_rbrac): Add "abort" to functions which need to + be protected. + +Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com) + + * Check in merge from gcc2. See ChangeLog.12 for details. + +Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com> + + * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not + accept 'a' flag. 'S' does accept 'a' flag. + (check_format_info): When pedantic, warn for m/C/S/a/A formats, + and `a' flag. + + * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include. + +Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * config/m68k/m68k.h: Declare functions from m68k.c used in + macros and machine description. + (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for + long values. + (ASM_OUTPUT_FLOAT): Likewise. + (ASM_OUTPUT_FLOAT_OPERAND): Likewise. + +Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com> + + * tree.def: Add NAMESPACE_DECL. + * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now. + * dwarf2out.c (push_decl_scope): Likewise. + (scope_die_for): Likewise. + * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine + how to get next context level. + +Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com> + + * i386.c (output_fix_trunc): Add code to emulate non-popping DImode + case. + +Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com) + + * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers. + + * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes + for any insns skipped at the start of a block because they were + redundant. + +Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com> + + * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000. + +1998-05-04 Ulrich Drepper <drepper@cygnus.com> + + * c-common.c (format_char_info): Add new field hhlen. + (print_char_table, scan_char_table, time_char_table): Initialize + hhlen field appropriately. + (char_format_info): Recognize hh modifier and lookup correct char + table entry. + +Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com> + + * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string + reference if this is a store. + +Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com> + + * sparc.c (output_move_quad): Fix typo in mov_by_64 argument. + +Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com> + + Make UnixWare 7 bootstrap support work with final shipping product. + * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file. + Pick up xm-siglist and xm-alloca. + (xm_defines): Add USG so dbxout will build. + * configure: Regenerate. + +Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com> + + Support for official Sparc V9 ABI: + * sparc.c (sparc_override_options): Force stack bias off for !arch64. + Care for flag_pcc_struct_return default. + (output_move_quad): Rewrite to move by halves on v9 and in the + proper direction. + (move_quad_direction): New function. + (output_fp_move_quad): Use it to determine the direction of copy. + (function_arg_slotno): Return -1 for FP reg overflow as well. + (function_arg_record_value*): New functions. + (function_arg): Use them. Streamline unprototyped parameter passing. + (function_arg_pass_by_reference): Pass TCmode by reference. + (function_value): New function. + * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use + long long in 64-bit mode. + (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs. + (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable. + (BASE_RETURN_VALUE_REG): Consider complex float types for arch64. + (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise. + (BASE_INCOMING_ARG_REG): Likewise. + (FUNCTION_VALUE): Call function_value. + (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise. + * sparc.md (movdi_sp32_v9): Disable for arch64. + (movsf, movdf, movtf): Sort all ulternatives using fp regs first. + (call_value_address_sp64): Remove register class constraints. + (call_value_symbolic_sp64): Likewise. + (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain + v9 case to 32-bit constants. + (goto_handler_and_restore_v9): Provide a version for arch64. + * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition. + * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias. + (CPP_PREDEFINES): New. + * sparc/sp64-elf.h: Likewise. + (PREFERRED_DEBUGGING_TYPE): Dwarf2. + (ASM_OUTPUT_DWARF2_ADDR_CONST): New. + * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes. + +Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload.c (find_reloads): Emit USEs to mark where a pseudo + is reloaded with the MEM of its stack slot. + * reload1.c (cannot_omit_stores): Delete. + (reload): Don't initialize it. + Don't apply avoid_return_reg logic to USEs. + When done, remove USEs that have a REG_EQUAL note on them. + (emit_reload_insns): Handle case where we have inherited a MEM. + (choose_reload_regs): Likewise. + (delete_output_reload): Don't use cannot_omit_stores. + +Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com> + + * Makefile.in (cpp.info, gcc.info): Put -o option before input file. + +Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com> + + * haifa-sched.c (print_{exp,value}): Various changes to make the + debug output easier to read. Also, use only one buffer, and make + sure the buffer we are passed in doesn't overflow. + (safe_concat): Concatenate to a buffer without overflow. + +Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree + with the prototype. + +Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sched.c (new_insn_dead_notes): Check if the register was + used in the original instruction. + * haifa-sched.c (new_insn_dead_notes): Likewise. + +Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com> + + * dwarf2out.c (scope_die_for): If could not find proper scope, + check for and handle tagged type with incorrect TYPE_CONTEXT. + +Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu> + + * calls.c (expand_call): Fix recognition of C++ operator new. + + * alias.c (mode_alias_check): Disable type based alias detection. + +Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com> + + * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL, + ASM_OUTPUT_WEAK_ALIAS): Define. + * config/mips/elf64.h: Same. + * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK, + ASM_WEAKEN_LABEL): Removed. + +Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * calls.c (expand_call): Bump the length limit on the specially + recognized function names to 17. + +Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com> + + * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS + when undefining macros at the end. + + * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either + val or len has TREE_SIDE_EFFECTS set. + + * sparc.md (mulsidi3): Call const v8plus and v8plus routines. + (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name. + (smuldi3_highpart): Call const v8plus routine. + (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus. + (const_smulsi3_highpart_v8plus): New pattern. + (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32. + (umulsidi3): Call const v8plus routine. + (umulsi3_highpart): Handle const before v8plus. Call const v8plus + routine. + (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus. + (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32. + +Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com> + + * m32r.c (*_oper{and|ator}): Change enum arguments and return + values to int, so they can be prototyped even in files that don't + include rtl.h. + ({small,large}_insn_p): Ditto. + (m32r_select_cc_mode): Ditto. + (gen_compare): Ditto. + (function_arg_partial_nregs): Ditto. + (m32r_setup_incoming_varargs): Ditto. + (init_reg_tables): Add prototype. + (m32r_frame_info): Add prolog_size field. + (m32r_compute_frame_size): Calculate the size of the prologue. + (m32r_first_insn_address): Return prologue size. + (m32r_output_function_prologue): Calculate frame size before + printing out information. Print out the prologue size. + + * m32r.h: Prototype all functions in m32r.c. + (FIRST_INSN_ADDRESS): Declare, returning prologue size. + + * m32r.md (bcc functions): Cast enum's to int. + + * m32r.c (conditional_move_operand): Silence a debug message. + ({small,long}_insn): New predicates. + + * m32r.h (TARGET_M32R): New macro. + (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn. + (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler + was selected. + (ISSUE_RATE): Define as 2. + + * m32r.md (insn_size): New attribute. + ({,rev_}branch_insn): Add .s qualifier to branches believed to be + short. + (m32r): New attribute. + + * configure.in (enable_haifa): Switch m32r to Haifa by default. + * configure: Regenerate. + + (Changes from Nick Clifton <nickc@cygnus.com>) + * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm + the equivalent of a negated 'I' constraint. + (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole + optimisation to work. + + * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather + than 'I' since the value is negated. + (peephole): Add peephole optimisation to cope with optimization of + divide and subtracts of the same operands. + + * m32r.c zero_and_one, emit_cond_move): Add support for MVFC. + * m32r.h: Ditto. + * m32r.md: Ditto. + + * m32r.h (PREDICATE_CODES): Add declaration of machine specific + predicates. + +Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * Makefile.in (libgcc2.ready): Revert last patch (Apr 24). + +Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com> + + * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against + frame_pointer_rtx not FRAME_POINTER_REGNUM. + +Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com> + + * reg-stack.c: Revert last patch (Apr 20). + (convert_regs): Set insn to PREV_INSN (next) after do while loop. + + * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code. + + * loop.c (check_dbra_loop): New locals jump, first_compare, and + compare_and_branch. Call get_condition to set first_compare. + Set compare_and_branch to number of compare/branch instructions. + Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare. + Replace '2' with compare_and_branch. + +Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * cplus-dem.c (demangle_qualified): Replace missing else. + +Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG. + +Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.c (sh_expand_prologue, sh_expand_epilogue): + If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment. + * sh.h (STACK_BOUNDARY): Likewise. + +Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define. + +Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com> + + * system.h (abort): If abort is not defined, and neither is + USE_SYSTEM_ABORT, redefine abort to call fprintf and exit, + reporting the line and filename of the error. + + * .gdbinit: Add breakpoints on exit and fancy_abort. + + * final.c (split_double): Avoid a compiler warning if + BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT. + + * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros + for calling jump_optimize. + + * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_* + macros, rather than 0/1's. + +Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com> + + * alpha.h (CONST_COSTS): Zero is always free. + (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown. + +Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the + length in the name of a virtual table. + +Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N. + +Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com) + + * fold-const.c (fold_convert): Fix typo. + +Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu> + + * alias.c (alias_invariant): New variable. + (record_base_value): New argument INVARIANT. + (memrefs_conflict_p): If a register has an entry in the alias_invariant + array, try substituting that value for the register. + + * rtl.h: Declare record_base_value. + + * loop.c, unroll.c: Update callers of record_base_value. + + * alias.c (find_base_value, find_base_term): SIGN_EXTEND and + ZERO_EXTEND do not affect base values. + +Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com) + + * dbxout.c (dbxout_type): Fix typo. + (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix. + + * configure.in: Use CC_FOR_BUILD, not BUILD_CC. + +Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu> + + * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P + if the argument is the address of a structure or array. + + * configure.in: Enable Haifa scheduler by default for SPARC. + +Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * cse.c (cse_set_around_loop): Don't do optimization when + new pseudos are created. + +Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com) + + * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC + appropriately. + (dbxout_type_method_1, dbxout_type): Likewise. + (print_int_cst_octal, print_octal, dbxout_symbol): Likewise. + (dbxout_type): Fix check for when to print a type range in + octal vs decimal. + +Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * (gen_shl_and, in case 1): Fix comparison with mask. + +Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com> + + * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame + pointer as second register in REG+REG pair. + +Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-common.c (check_format_info): Don't check for the 'x' format + character twice, instead check for 'x' and 'X' + +Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * Makefile.in (libgcc2.ready): Add explicit dependancy from + $(STMP_FIXPROTO) to ensure all necessary include files have + been created and to guarantee proper parallel builds. + +Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra + register for stdarg functions. + * sh.h (current_function_varargs): Declare. + (FUNCTION_ARG): Ignore NAMED for stdarg functions. + +1998-04-23 Jim Wilson <wilson@cygnus.com> + + * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when + inhibit_libc is defined. + + * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL. + +Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com> + + * profile.c (tablejump_entry_p): New function. + (branch_prob): Add code to recognize MIPS tablejump entry branch. + Use tablejump_entry_p in MIPS and HPPA tablejump checking code. + +Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com> + + * config/arm/arm.c (find_barrier): Return as soon as a barrier is + found, rather than at end of the loop, after the insn has been + changed. + +Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift. + * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete. + +Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com> + + * loop.c (note_addr_stored): Correct function to take 2 arguments, + instead of 1. + + * rtl.def (MATCH_INSN2): Add new matching pattern. + * genrecog.c (add_to_sequence): Support MATCH_INSN2. + +Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu> + + * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero + if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD. + + * final.c (split_double): Sign extend both halves of a split CONST_INT. + +Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com) + + * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT. + +Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com> + + * cplus-dem.c (struct work stuff): Add field for B and K mangle codes. + (cplus_demangle_opname): Call mop_up_squangle. + (cplus_demangle): Initialize squangle info, then call + internal_cplus_demangle. (Most code moved there as well) + (internal_cplus_demangle): New function, performs most of what use + to be done in cplus_demangle, but is only called with this file. + (squangle_mop_up): New function to clean up B and K code data. + (mop_up): set pointers to NULL after freeing. + (demangle_signature, demangle_template, demangle_class): Add + switch elements to handle K and B codes. + (demangle_prefix, gnu_special, demangle_qualified): Add + code to handle K and B codes. + (do_type, demangle_fund_type): Handle B and K codes. + (remember_Ktype): New function to store K info. + (register_Btype, remember_Btype): New functions for B codes. + (forget_B_and_K_types): New function to destroy B and K info. + +1998-04-21 Jim Wilson <wilson@cygnus.com> + + * stmt.c (check_seenlabel): When search for line number note for + warning, handle case where there is no such note. + +Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu> + + * genemit.c (gen_exp): Allow machine description to set mode of + MATCH_OP_DUP. + +Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu> + + * alias.c (mode_alias_check): New function. + (true_dependence, anti_dependence, output_dependence): Call + mode_alias_check. + +Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com) + + * mips.h (STACK_BOUNDARY): Allow specific targets to override. + (MIPS_STACK_ALIGN): Similarly. + + * c-common.c (type_for_mode): Handle TI types. + * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define. + (init_decl_processing): Handle TI types. + * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare. + + * mips.c (block_move_loop): Test Pmode == DImode instead of + TARGET_MIPS64. + (expand_block_move, save_restore_insns): Likewise. + (function_prologue, mips_expand_prologue): Likewise. + (mips_expand_epilogue): Likewise. + * mips.h (POINTER_SIZE): Allow specific targets to override. + (Pmode): Allow specific targets to override. + (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64 + (POINTER_BOUNDARY, FUNCTION_MODE): Likewise. + (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise. + (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise. + (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise. + (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise. + * mips.md (indirect, tablejump & casesi support): Test for + Pmode == DImode instead of TARGET_MIPS64. + (call patterns): Likewise. + +Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done + for gen_rtx(MEM, ...). + +Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com> + + * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite + to not be so gross, and to properly function with PIC. + +Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com> + + * frame.c (heapsort): Rename to frame_heapsort. + + * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it. + +Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com> + + * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned. + +Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com) + + * i386.md (movsf_push, movdf_push, movxf_push): Allow memory + operands during and after reload. + +Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * final.c (shorten_branches, init_insn_lengths): Move code + to free label_align, uid_shuid, insn_lengths, insn_addresses + and uid_align from the former function into the latter one; + Add code to clear these variables. + * sh.h (label_align): Remove declaration. + +Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com> + + * gcc.c (lang_specific_driver): Declare prototype properly so + fatal can be passed to it without error. + + * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr. + * configure: Regenerate. + * config.in: Add #undef's for strchr and strrchr. + + * protoize.c (toplevel): If we have rindex, but not strrchr, map + rindex to strrchr. + (file_could_be_converted): Use strrchr, not rindex since rindex is + not defined on Linux systems when _POSIX_SOURCE is defined. + (file_normally_convertible): Ditto. + (process_aux_info_file): Ditto. + (main): Ditto. + + * rs6000.md (mov{sf,df} define_splits): When splitting a move of + a constant to an integer register, don't split the insns that do + the simple AND and OR operations, rather just split each word, and + let the normal movsi define split handle it further. + +Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling. + (split_branches): Call init_insn_lengths. + +Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com> + + * i386.c: Include expr.h to get the change_address prototype + declared. + +Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org) + + * reg-stack.c (subst_asm_stack_regs): Change to return the last + new insn generated by this function. + (subst_stack_regs): Likewise. + (convert_regs): Record the last newly generated insn and use + it for change_stack () instead of INSN. + +Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * fix-header.c (enum special_file): Undefine enumerators if they + are already defined by include files. + * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection + macro with '__' to not pollute user namespace. + +Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com> + + * haifa-sched.c (queue_to_ready): Fix typo in prototype. + +Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com> + + * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints. + + * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC. + Add missing -Dpentium* options. + (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default + instead of CPP_CPU_DEFAULT. + (EXTRA_SPECS): Add entry for cpp_cpu_default. + +Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu> + + * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be + negative in a stackless frame. + * rs6000.c (rs6000_stack_info): Don't include fixed-size link area + in stackless frame size. Support 64-bit stackless frame size. + Combine fpmem offset calculations and don't add total_size to + offset if not pushing a stack frame. + +Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com> + + * regmove.c (fixup_match_1): In three places, in flag_exceptions + check, change p to q. + +Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com> + + * gcc.c (lang_specific_driver): Add new parm type to prototype. + (added_libraries): New file scope static variable. + (process_command): Initialize added_libraries. Pass it to + lang_specific_driver. + (main): Use added_libraries in check for no input files. + +Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu> + + * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9 + code generation. Use 64 bit instructions in 32 bit mode when + possible. Use V9 return instruction. UltraSPARC optimizations. + + * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (. + +Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com) + + * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg, + just pass zero. That will work regardless of the size of HARD_REG_SET. + + * libgcc2.c (__floatdisf): Fix a couple typos. + +Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com> + + * Makefile.in (mostlyclean): Delete *.mach and *.bp files. + +Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org> + + * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo. + +Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu> + + * emit-rtl.c (operand_subword_force): If a register can not be + accessed by words, copy it to a pseudo register. + +Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com> + + * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*. + +Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com> + + * tree.h (mark_seen_cases): Delete declaration. + +Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com) + + * stmt.c (mark_seen_cases): Make static and add prototype. + +Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * frame.c: Include stdlib.h and unistd.h to possibly get various + function prototypes. The fixproto script guarantees these header + files exist on the target system. + * libgcc2.c: Likewise. + + * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock, + __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the + function parameters. + * libgcc2.c (__udiv_w_sdiv): Likewise. + +Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com) + + * varasm.c (asm_output_bss): Add prototype. + (asm_output_aligned_bss): Likewise. + + * unroll.c (verify_addresses): Add prototype. + + * toplev.c: Add many prototypes. Too many to mention here. + + * stmt.c (check_seenlabel): Add prototype. + + * rtlanal.c (reg_set_p_1): Add prototype. + (reg_set_last_1): Likewise. + + * reorg.c (find_dead_or_set_registers): Add prototype. + + * regmove (try_auto_increment): Add prototype. + + * reg-stack.c (pop_stack): Add prototype. + + * recog.c (validate_replace_rtx_1): Add prototype. + (find_cosntant_term_loc): Likewise. + + * loop.c (regs_patch_p): Add prototype. + (add_label_notes, count_nonfixed_reads): Likewise. + (find_single_use_in_loop): Likewise. + (express_from): Surround prototype with #ifdef. + (giv_sort): Similarly. + + * jump.c (mark_modified_reg): Add prototype. + + * haifa-sched.c (is_prisky): Add prototype. + (queue_to_ready): Likewise. + + * genextract.c (gen_insn): Add prototype. + + * genemit.c (max_operand_1): Add prototype. + (max_operand_vec, print_code, gen_exp, gen_insn): Likewise. + (gen_expand, gen_explit, output_add_clobbers): Likewise. + (output_init_mov_optab): Likewise. + + * genattrtab.c (attr_hash_add_rtx): Add prototype. + (attr_hash_add_string, write_length_unit_log): Likewise. + + * genattr.c (init_range): Add prototype. + + * combine.c (sets_function_arg_p): Add prototype. + + * expr.c (store_constructor_field): Add prototype. + (get_memory_usage_from_modifier): Likewise + + * expmed.c (synth_mult): Add prototype. + (choose_multiplier, invert_mod2n): Likewise. + + * except.c (push_eh_entry): Add prototype. + (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise. + (call_get_eh_context, start_dynamic_cleanup): Likewise. + (start_dynamic_handler, can_throw): Likewise. + (output_exception_table_entry, scan_region): Likewise. + (eh_regs, set_insn_eh_region): Likewise. + + * dwarfout.c (decl_class_context): Add prototype. + (output_inheritance_die, type_ok_for_scope): Likewise. + + * c-lex.c (skip_white_space_on_line): Add prototype. + + * alias.c (record_set): Add prototype. + (find_base_term, base_alias_check): Likewise. + + * function.c (assign_outer_stack_local): Make static and add prototype. + + * haifa-sched.c (build_control_flow): Accept raw data as inputs + instead of computing it locally. Callers changed. + (find_rgns): Several new arguments. Callers changed. + Generally clean up and comment better. Use dominators to + identify reducible loops. Convert some flag arrays to bitmaps. + Convert most of the code to work on pred/succ lists instead of + an edge table. Add comments for future improvements. + (schedule_insns): Allocate temporary tables for flow data, call + routines to compute flow data and pass it along to children as + arguments. + (debug_control_flow): Delete. Use dump_bb_data instead. + + * basic-block.h (compute_dominators): Declare. + + * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging + functions. + * basic-block.h: Declare them. + +Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com> + + * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if + no operands. + +Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com> + + * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL. + Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated + node is non NULL. Cache last file name and file name identifier node. + +1998-04-15 Mark Mitchell <mmitchell@usa.net> + + * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get + the length of an array, not TREE_TYPE. + +Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com) + + * flow.c (sbitmap_union_of_successors): New function. + * basic-block.h (sbitmap_union_of_successors): Declare it. + +Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com> + + * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop. + Set gnu_ld to gnu_ld_flag inside main loop. + (gas): Likewise. + +Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com> + + * toplev.c (compile_file): Call init_parse using new interface. + (init_lex): Remove declaration. + + * c-lex.c (init_parse): Now returns char* containing filename. + +Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com) + + * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing. + +Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com> + + * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o. + (gen{extract,peep,opinit,output}): Ditto. + + * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a + global definition so print-rtl.o can be linked in. + * gen{peep,recog}.c (insn_attr_name): Ditto. + +Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com> + + * fixincludes: discard empty C++ comments, as found in sys/time.h + on hpux-11.0. + +Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant + operand. + +Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com) + + * emit-rtl.c (operand_subword): Rework slightly to avoid + bogus warning from previous change. + +Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com> + + * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's + Nov 8 find_replacement change. Move decls of get_unaligned_address + * alpha.h: ... here. + +Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu> + + * function.c (assign_parms): Initialize unsignedp before passing + its pointer to promote_mode. + + * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND. + (write_test_expr): Allow MATCH_INSN. + +Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com> + + * install.texi: Update section on warnings that can be safely ignored. + +Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com> + + * mips.md (reload_outdi): Change the scratch mode from DImode to + TImode. New variable scratch, used instead of operand[2] in template. + Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P. + +Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com> + + * expr.c (MOVE_RATIO): Set to 3 if optimizing for space. + +Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se> + + * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine. + +Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com) + + * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC. + (ASM_FINISH_DECLARE_OBJECT): Likewise. + + * Idea and part of the patch from HJ. + * Makefile.in: auto-host.h renamed from auto-config.h. All references + changed. + (distclean): Remove auto-build.h too. + * configure.in: Rename host autoconf generated file to auto-host.h. + If host != build, then run autoconf to generate auto-build.h for + the build machine and include it in build_xm_files. + Check for wait.h and sys/wait.h. + + * combine.c (simplify_rtx, case TRUNCATE): Respect value of + TRULY_NOOP_TRUNCATION. + +Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com> + + * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop. + +Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com> + + * invoke.texi (ld options) Include memset requirements + for options -nodstdlib and -nodefaultlibs. + +1998-04-12 Paul Eggert <eggert@twinsun.com> + + This change is from an idea suggested by Arthur David Olson. + + * c-common.c (decl_attributes, record_function_format, + check_format_info, init_function_format_info): + Add support for strftime format checking. + (enum format_type): New type. + (record_function_format): Now static, and takes value of type + enum format_type instead of int. + (time_char_table): New constant. + (struct function_format_info): format_type member renamed from is_scan. + (check_format_info): Use `warning' rather than sprintf followed by + `warning', to avoid mishandling `%' in warnings. + Change `pedwarn' to `warning', since these warnings do not necessarily + mean the program does not conform to the C Standard, as the code + need not be executed. + + * c-tree.h (record_function_format): Remove decl; no longer extern. + + * extend.texi: Add documentation for strftime format checking. + +Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com) + + * mips/ecoffl.h: Do not include mips.h. + * mips/elf.h: Likewise. + + * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files. + * mips/ecoff.h: Include "mips/mips.h". + +Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com) + + * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes. + (delete_trivially_dead_insns): Renamed from delete_dead_from_cse. + * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns + between loop optimization passes. + * rtl.h: Updated appropriately. + +Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com) + + Reinstall this patch from Jason. + * function.c (push_function_context_to): Don't call init_emit. + +Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com> + + * rtl.c (read_skip_spaces): Prevent infinite loops upon + encountering unterminated comments. + +Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com) + + * emit-rtl.c (operand_subword): Properly handle CONST_INTs for + 64x32 cross builds. + + * configure.in: Handle --with-fast-fixincludes. + (fixincludes): If --with-fast-fixincludes, then use a different + fixincludes program by default. + * Makefile.in (fixinc.sh): New rule. + +Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org) + + * i386.md (movqi+1): Handle invalid QI register. + (movsf_push-1): Likewise. + +Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com> + + * config/m32r/m32r.c: call_address_operand(): Only accept symbolic + addresses. + symbolic_memort_operand(), call32_operand(), int8_operand(), + int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed. + Not used. + uint16_operand(): Made static. + +Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com) + + * calls.c (expand_call): Fix typo. + +Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com) + + * c-lex.c (finput): New global. + (init_parse): Always included. Handle !USE_CPPLIB using + code originally in compile_file. + (finish_parse): Update for CPPLIB. + * toplev.c (init_parse, finish_parse): Declare. + (finput): Delete variable. Now in front-ends. + (compile_file): Remove code which is now handled by init_parse + which is unconditionally called. Similarly for finish_parse. + +Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com> + + * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK, + ASM_WEAKEN_LABEL): Add. + +Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com> + + * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files. + * configure.in (alpha-*-linux*): Use them. + +Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> + + * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition. + * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO, + COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros. + (build_expr_wfl): New prototype declaration. + * tree.c (build_expr_wfl): New function, to build + EXPR_WITH_FILE_LOCATION nodes. + (copy_node): Don't zero TREE_CHAIN if copying a + EXPR_WITH_FILE_LOCATION node. + * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION. + * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION. + +Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com) + + * configure.in (v850): Use t-v850. + (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations. + + * protoize.c (creat, read, write): Do not declare. + + * jump.c (mark_jump_label): Record REG_LABEL notes for insns which + refer to the CODE_LABEL before a dispatch table. + + * invoke.texi: Add ARC options. + + * gcc.c (proces_command): Improve error message for -o with + either -c or -S. + + * i386/x-cygwin32 (CLIB): Link in advapi32. + + * alpha.h (ASM_IDENTIFY_GCC): Define to nothing. + (ASM_IDENTIFY_LANGUAGE): Likewise. + + * i386.md (movqi recognizer): Don't perfom byte increment into + a NON_QI_REG_P. + + * configure.in (x86-dg-dgux): Run fixinc.dgux. + + * i370.h: Fix typo in GEN_INT changes. + + * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead + of an empty arglist in prototype. + + * Makefile.in: Remove bytecode crud that crept back in after the + gcc2 merge. + +1998-04-08 Brendan Kehoe <brendan@cygnus.com> + + * c-lex.h (is_class_name): Fix arg type to be tree, not void. + (make_pointer_declarator, reinit_parse_for_function): Fix typo. + +Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com) + + * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define. + +Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de> + + * c-lex.c (is_class_name): Delete declaration. + (whitespace_cr): Make static and add prototype. + * c-lex.h (make_pointer_declarator, reinit_parse_for_function, + yylex, get_directive_line): Turn declarations into prototypes. + (position_after_whitespace, check_newline, yyerror,, is_class_name, + forget_protocol_qualifiers, remember_protocol_qualifiers): Add + prototypes. + * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add + prototypes. + * gencodes.c (gen_insn): Add prototype. + * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split, + gen_peephole): Add prototypes. + * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add + prototypes. + * gengenrtl.c (type_from_format, accessor_from_format, special_rtx, + special_format, find_formats, gendecl, genmacro, gendef, genlegend, + genheader, gencode): Add prototypes. + * genopinit.c (gen_insn): Add prototype. + * genoutput.c (output_prologue, output_epilogue, scan_operands, + process_template, validate_insn_alternatives, gen_insn, gen_peephole, + gen_expand, gen_split, n_occurrences): Add prototypes. + * genpeep.c (gen_peephole): Add prototype. + * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop, + reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg, + labels_in_range_p, count_loop_regs_set, note_addr_stored, + loop_reg_used_before_p, scan_loop, replace_call_address, + skip_consec_insns, libcall_benefit, ignore_some_movables, + force_movables, combine_movables, rtx_equal_for_loop_p, move_movables, + strength_reduce, valid_initial_value_p, find_mem_givs, record_biv, + check_final_value, record_giv, update_giv_derive, basic_induction_var, + simplify_giv_expr, general_induction_var, consec_sets_giv, + check_dbra_loop, express_from, combine_givs_p, combine_givs, + product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1, + last_use_this_basic_block, record_initial, update_reg_last_use, + iteration_info, analyze_loop_iterations, insert_bct, + instrument_loop_bct, indirect_jump_in_function_p): Turn declarations + into prototypes. + +Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com) + + * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define. + +1998-04-07 Ken Raeburn <raeburn@cygnus.com> + + * config/mips/mips.c (siginfo): Deleted. + (override_options): Don't install SIGINFO signal handler. + +Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com> + + * loop.c (check_dbra_loop): When normalize comparison_val, add check + to verify it is non-negative. + +Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_expand_block_move): Correctly collect block offsets. + (alpha_expand_block_clear): Likewise. + +Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com> + + * tree.h (sizetype_tab): Fix previous change for K&R. + +Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com) + + * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file. + Add USG and POSIX to xm_defines. + +Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com> + + * gcc.c: Add linker spec. + (link_command_spec): Use %(linker) instead of ld. + (main): If collect2 is requested as the linker, see if it exists; + if not, use ld instead. + + * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld. + (ld:) Deleted. + (install-collect2): Install as collect2, not ld. + + * configure.in(will_use_collect2): It's named collect2 now. + + * collect2: Remove checks to see if we were invoked recursively. + (collect_execute): Use _spawnvp under cygwin32. + +Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com> + + * haifa-sched.c (build_control_flow): Set unreachable for block whose + only predecessor is itself. + +Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-parse.in: Include system.h, and remove stuff now made redundant. + * cccp.c: Likewise. + * cexp.y: Likewise. + * protoize.c: Likewise. Properly check for cpp stringification. + + * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o): + Depend on system.h. + + * objc/Make-lang.in (objc-parse.o): Likewise. + +Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gansidecl.h: Check if compiler supports __attribute__. Provide + definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using + __attribute__ when its available. Also provide definitions for + ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in + terms of ATTRIBUTE_PRINTF. + + * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place + of __attribute__. + +Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com> + + * combine.c (can_combine_p): Include successor in volatile test. + +Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set + offset_unsigned. + +Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com) + + * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions + in prototype and definition. + +Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_expand_block_clear): Add missing offset arg to + alpha_expand_unaligned_store_words. + +Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com) + + * i386.md (movsf_push, movsf_mem): Remove. + (movsf_push): Rename from movsf_push_nomove and move in front of + movsf. Use nonmemory_operand predicate and don't bother checking + TARGET_MOVE. + (movsf_push_memory): New pattern. + (movsf): Don't bother checking for push_operand. If TARGET_MOVE and + both operands refer to memory then force operand[1] into a register. + (movsf_normal): Change to unnamed pattern. + Likewise for movdf, movxf, and friends. + +Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com> + + * configure.in (alpha-dec-osf*): Match osf1.3 correctly. + +Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com> + + * configure.in (mips-wrs-vxworks): New target. + +Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com) + + * expmed.c (synth_mult): The value -1, has no zeros, so it can + never have the form ...011. + + * version.c: Bump for snapshot. + +Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com> + + * i386.c (asm_output_function_prefix, load_pic_register): + Use ASM_GENERATE_INTERNAL_LABEL properly. + (output_pic_addr_const): Recognize %X to supress any PIC sym suffix. + (print_operand): Ignore it. + (load_pic_register): Use it for the got load call. + * i386.md (prologue_set_got, prologue_get_pc): Likewise. + (prologue_get_pc_and_set_got): Likewise. + * i386.h: Update print_operand docs. + +Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com> + + * i386.md (ffssi, ffshi): Rewrite as define_expands. + (ffssi_1, ffshi_1): New (unspec [] 5) support patterns. + * i386.c (notice_update_cc): Recognize unspec 5. + +Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com) + + * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi. + * alpha.c (print_operand): Handle it. + * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern + for ALPHA_TP_INSN. + (fix_truncdfdi2): Likewise. + +Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com> + + * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all + of these into a single struct, with additional [us]sizetype entries. + * stor-layout.c (set_sizetype): Initialize [us]sizetype. + * fold-const.c (size_int_wide): Don't rely on sizetype_tab being + an array. + +Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com> + + * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge. + +Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com> + + * haifa-sched.c (split_block_insns): Don't supress insn splitting + on subsequent passes. + + * alpha.c (hard_fp_register_operand): New function. + * alpha.h (PREDICATE_CODES): Add it. + * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an + f<-m case and accompanying define_split. + (trapb): Use a unique unspec_volatile number. + +Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com> + + * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in + from gcc2 merge. + +Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com) + + * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12 + for details. + + * haifa-sched.c: Mirror recent changes from gcc2. + +Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (insn*.o): Depend on system.h. + + * pa.c (output_global_address): Initialize base. + * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index. + +1998-04-03 Mike Stump <mrs@wrs.com> + + * gthr.h: Support systems that don't have weak, but have threads. + * configure.in (*wrs-vxworks*): Use VxWorks threads by default. + * gthr-vxworks.h: New file. + * objc/thr-vxworks.h: Dummy file from thr-single.c for now. + +Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com> + + * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn. + +1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com> + + * ginclude/va-i960.h (va_end): Change void * to void. + +Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (choose-temp.o): Depend on system.h. + + * choose-temp.c: Include system.h when IN_GCC. + +Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk) + Richard Henderson <rth@cygnus.com> + + * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS. + (move_replacements): New function. + * reload.h: Prototype it. + + * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition. + +Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com> + + * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1): + Run fixincludes. + + * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS. + (gen_highpart): Likewise. + * final.c (alter_subreg): Allow the target to hook by-mode subreg + hard register number changes. + +Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com) + + * fold-const.c optimze_bit_field_compare): Initialize rnbitpos, + rnbitsize, rnmode and rinner. + (make_range): Initialize type. + (fold): Initialize arg0, arg1 and varop. + + * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi + and regnor. + (expand_function_start): Initialize last_ptr. + + * stor-layout.c (layout_record): Initialize desired_align. + (get_best_mode): Initialize unit. + + * tree.c (copy_node): Initialize length. + + * c-lex.c (yylex): Initialize traditional_type, ansi_type and type. + + * caller-save.c (insert_save_restore): Initialize pat, code and + numregs. + + * emit-rtl.c (push_to_sequence): Initialize top. + (push_topmost_sequence): Likewise. + + * genattrtab.c (simplify_by_exploding): Initialize defval. + + * profile.c (branch_prob): Initialize dest. + + * rtl.h (note_stores): Remove duplicate prototype. + (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT. + + * cplus-dem.c (gnu_special): Don't get confused by .<digits> + strings that are not actually lengths. + + * genattrtab.c: Make generated file use system.h, instead of + including stdio.h, etc directly. + * genextract.c, genopinit.c, genoutput.c: Likewise. + * genpeep.c, genrecog.c: Likewise + + * genoutput.c (process_template): Mark operands in the generated + function as potentially unused if compiling with GNU CC. + + * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks. + + * pa.md (reload peepholes): Remove unused variable "mode". + +Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com> + + * config/arm/thumb.h: Add super interworking support. + * config/arm/thumb.c: Add super interworking support. + * config/arm/thumb.md: Add super interworking support. + * config/arm/lib1funcs.asm: Add interworking support. + * config/arm/lib1thumb.asm: Add super interworking support. + * config/arm/t-semi: Add interworking support. + * config/arm/t-thumb: Add interworking support. + * config/arm/README-interworking: New file. + +Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com> + + * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/. + (MD_STARTFILE_PREFIX): Unset. + +1998-04-01 Mark Mitchell <mmitchell@usa.net> + + * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a + entity in a local scope. + + * fold-const.c (fold): Call truthvalue_conversion for values which + are folded to boolean type. + +Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com) + + * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently. + * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise. + * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise. + * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise. + * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise. + * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise. + * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise. + * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise. + * md.texi: Likewise. + +Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * fixincludes (limits.h): Fix nested comments in Motorola's + limits.h and sys/limits.h. + +Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com> + + * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr + as dest of expand_binop call. + + * alpha.md (extzv): Correct check for valid operand[2] values. + + * profile.c (branch_prob): Add code to recognize HPPA tablejump entry + branch. + + * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end. + +Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com> + + * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors): + For __CYGWIN32__ use the versions in winsup/dcrt0.cc. + + * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added. + cygwin32 can override this to allow both unix and win32 style PATHs. + + * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32 + style environment paths. + +Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o, + cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o, + gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on + system.h. + + * cpphash.c: Include config.h. + * cppalloc.c: Include system.h. Add parameters to various + function prototypes. + * cpperror.c: Likewise. + * cppexp.c: Likewise. + * cpphash.c: Likewise. + * cpplib.c: Likewise. + * cppmain.c: Likewise. + * fix-header.c: Likewise. + * gcov.c: Likewise. + * gen-protos.c: Likewise. + * gengenrtl.c: Likewise. + * halfpic.c: Likewise. + * hash.c: Likewise. + * scan-decls.c: Likewise. + * scan.c: Likewise. + +Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com> + + * README.gnat: Add lang_print_xnode definition. + +Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * config/m68k/m68k.c (standard_68881_constant_p): Don't use + fmovecr on the 68060. + +Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com) + + * genemit.c (DONE): Rework so that it works in the true arm if + an if-else conditional. + (FAIL): Likewise. + +Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com) + + * rs6000.c: Do not include stdioh or ctype.h anymore. + + * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and + $(RTL_H). + (stor-layout.o): Likewise. + * c-typeck.c: Include rtl.h and expr.h. + * stor-layout.c: Likewise. + + * cpplib.c (cpp_file_line_for_message): Delete unused parameter. + All callers changed. + (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef. + * fix-header.c (cpp_file_line_for_message): Delete unused paramter. + All callers changed. + + * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef. + + * local-alloc.c (reg_classes_overlap_p): Delete dead function. + + * tree.h (lang_print_xnode): Provide prototype. + +Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com) + + * objc/sendmsg.c (__objc_block_forward): Add braces for return + value if INVISIBLE_STRUCT_RETURN. + + * pa.c (arith_double_operand): Fix parens. + + * haifa-sched.c (print_pattern): Correct arg to sprintf. + + * Makefile.in (libgcc1.null): Make return type for __foo void. + +Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com) + + * pa.h: Add declarations for many functions defined in pa.c. + + * genpeep.c (main): Remove unused variable 'i' from the generated + file. + + * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels. + (gen_split): Likewise. + (main): Rework generated definitions of DONE and FAIL so that they + no longer use gotos. Avoids warnings about unused labels. + + * integrate.c (copy_rtx_and_substitute): Rework to avoid need for + unused "junk" variable. + + * genattrtab.c (write_complex_function): Add a default case in + generated switch statement to keep -W -Wall quiet. + +Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com> + + * invoke.texi: Document more ARM and Thumb command line options. + + * config/arm/xm-thumb.h: New file. + +Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu> + + * stmt.c (expand_expr_stmt): Must generate code for + statements within an expression (gcc's `({ ... )}') + even if -fsyntax-only. + +Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> + Jeffrey A Law (law@cygnus.com) + + * basic-block.h (basic_block_computed_jump_target): Declare. + * flags.h: (current_function_has_computed_jump): Declare. + * flow.c: (basic_block_computed_jump_target): Define. + (flow_analysis): Allocate it. Set current_function_has_computed_jump + to 0. + (find_basic_blocks): Set current_function_has_computed_jump and + elements of basic_block_computed_jump_target to 1 as appropriate. + * function.c: (current_function_has_computed_jump): Define. + * global.c (global_conflicts): Don't allocate pseudos into stack regs + at the start of a block that is reachable by a computed jump. + * reg-stack.c (stack_reg_life_analysis): If must restart, do so + immediately. + (subst_stack_regs): Undo change from Sep 4 1997. + (uses_reg_or_mem): Now unused, deleted. + * stupid.c (stupid_life_analysis): Compute + current_function_has_computed_jump. + (stupid_find_reg): Don't allocate stack regs if the function has a + computed goto. + * haifa-sched.c (is_cfg_nonregular): Delete code to determine if + the current function has a computed jump. Use the global value + instead. + +Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com) + + * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__. + (DWARF2_UNWIND_INFO): Define to zero. + +Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com> + + * gcc.c (set_std_prefix): Add declaration. + (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/ + suffix, and update the standard prefix prefix.c uses. + + * prefix.c (std_prefix): New global to hold default prefix value. + (get_key_value): Change to use std_prefix instead of PREFIX. + (translate_name): Ditto. + (update_path): Ditto. + (get_key_value): Release allocated scratch storage. + (set_std_prefix): New function to reset the standard prefix. + +Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.c (find_barrier): Fix calculations for alignment increase. + +Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * Makefile.in (stmp-fixinc): If we're actually fixing include + files, copy gcc's assert.h into the fixed include dir. + * fixincludes (assert.h): Avoid any attempts to fix a probably + broken system specific assert.h file. + * fixproto (stdlib.h): Make sure, it'll contain a definition of + size_t. + +Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com) + + * regclass.c (reg_scan_mark_refs): Be more selective about + when we mark a register with REGNO_POINTER_FLAG. + +Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + reload inheritance improvement: + * reload1.c (reg_reloaded_contents, reg_reloaded_insn): + Change meaning: index is now hard reg number. + (reg_reloaded_valid, reg_reloaded_dead): New variables. + (reload_spill_index): Content is now a hard reg number. + (reload_as_needed): Change to fit new variable meaning. + (forget_old_reloads_1, allocate_reload_reg): Likewise. + (choose_reload_regs, emit_reload_insns): Likewise. + +Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * regclass.c (record_reg_classes): '?' increases cost by two. + + * reload.c (find_reloads): Double previous costs. Output + reloads cost one unit extra. + + * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that + boiled down to && ! 0. + + * reload.c (find_equiv_reg): Also consider a goal offset from the + frame pointer to be constant. + +Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.h (OPTIMIZATION_OPTIONS): Define. + +Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com> + + * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0). + +Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com) + + * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type. + +Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com> + + * c-common.c (check_format_info): Initialize type, is_type. New local + integral_format. Don't warn for 'L' when pedantic. Do warn for 'L' + when pedantic if used with integral format specifier. + +Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com> + + * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum + direction. + (function_arg_padding): Declare. + + * rs6000.c: Include system.h. + (function_arg_padding): Change return type to int, cast enum's to + int. + + (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>) + * collect2.c (scan_prog_file): Add explicit braces to avoid + ambiguous `else'. + + * dbxout.c (dbxout_type_fields): Add braces around empty body in + an if-statement. + (dbxout_type): Likewise. + + * rs6000.c (rs6000_override_options): Change type of `i', `j' and + `ptt_size' from int to size_t. + (rs6000_file_start): Likewise for `i'. + (rs6000_replace_regno): Add default case in enumeration switch. + (output_epilog): Remove unused variable `i'. + (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1' + and `reg2'. + + * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around + initializer. + (get_issue_rate, non_logical_cint_operand): Add prototype. + (rs6000_output_load_toc_table): Ditto. + + * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous + `else'. + +Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com> + + * config/arm/thumb.c: New File. Support for ARM's Thumb + instruction set. + * config/arm/thumb.h: New File. Thumb definitions. + * config/arm/thumb.md: New File. Thumb machine description. + * config/arm/tcoff.h: New File. Thumb COFF support. + * config/arm/t-thumb: New File. Thumb makefile fragment. + * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions. + + * configure.in: Add Thumb-coff target. + * configure: Add Thumb-coff target. + * config.sub: Add Thumb-coff target. + +Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com> + + * loop.c (scan_loop): Initialize move_insn_first to zero. + +Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com) + + * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS. + * config/i386/rtems.h: Likewise. + * config/i960/rtems.h: Likewise. + * config/m68k/rtems.h: Likewise. + * config/mips/rtems64.h: Likewise. + * config/pa/rtems.h: Likewise. + * config/rs6000/rtems.h: Likewise. + * config/sh/rtems.h: Likewise. + * config/sparc/rtems.h: Likewise. + +Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * pa.c (emit_move_sequence): If in reload, call find_replacement. + +Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com> + + * Makefile.in (gcov$(exeext)): Support .exe extension to gcov. + + * collect2.c (find_a_file): Add debugging. + (find_a_file): Test for win32 style absolute paths if + DIR_SERPARATOR is defined. + (prefix_from_string): Add debugging. + (main): Test for debug command line switch at start of program + execution. + (main): Use GET_ENVIRONMENT rather than getenv(). + (prefix_from_env): Use GET_ENVIRONMENT. + +1998-03-24 Mark Mitchell <mmitchell@usa.net> + + * cplus-dem.c (optable): Add sizeof. + (demangle_template_value_parm): New function containing code + previously found in demangle_template. + (demangle_integral_value): New function which handles complicated + integral expressions. + (demangle_template): Use them. + +Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o, + genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o, + genattrtab.o, genoutput.o): Depend on system.h. + + * genattr.c: Include system.h. Add arguments to various function + prototypes. Remove redundant prototype of read_rtx(). + * genattrtab.c: Likewise. + * gencodes.c: Likewise. + * genconfig.c: Likewise. + * genemit.c: Likewise. + * genextract.c: Likewise. + * genflags.c: Likewise. + * genopinit.c: Likewise. + * genoutput.c: Likewise. + * genpeep.c: Likewise. + * genrecog.c: Likewise. + +1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de> + + * c-lang.c (lang_print_xnode): New function. + * objc/objc-act.c (lang_print_xnode): Likewise. + * print-tree.c (print_node): Call it + +Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org) + + * c-parse.in: Recognize protocol qualifiers in class + definitions for objc. + Include "output.h". + (yyerror): Remove redundant decl. + (yyprint): Fix prototype. + +Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com) + + * cse.c (rtx_cost): Only call CONST_COSTS if it is defined. + + * stmt.c (unroll_block_trees): Free block_vector if needed. + +Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be> + + * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns. + (zero_extendsidi2): Avoid useless copy. + (iordi_zext): New pattern. + (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for + operand 2. + (iorsi_zext): New name for old unnamed pattern; indentation fixes. + + * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63]. + (ashldi3): Allow constant shift count in range ]32,63]. + (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise. + +1998-03-22 Mark Mitchell <mmitchell@usa.net> + + * tree.h (IS_EXPR_CODE_CLASS): New macro. + +Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com) + + * h8300.h (CONST_COSTS): Remove definition. + (DEFAULT_RTX_COSTS): Define. + +Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com) + + * config/sh/rtems.h: Switched from ELF to COFF. + +Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * freebsd.h (ASM_OUTPUT_ALIGN): Redefine. + +Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com> + Geoff Noer <noer@cygnus.com> + + * Makefile.in: Various fixes for building cygwin32 native toolchains. + + * objc/Makefile.in: Various fixes for building cygwin32 native toolchains. + * objc/Make-lang.in: Likewise. + + * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon. + +Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com> + + * configure.in: Handle with-PACKAGE=no correctly + +Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o, + c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o, + caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o, + dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o, + expr.o, final.o, flow.o, function.o, getpwd.o, global.o, + integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o, + prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o, + reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o, + rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o, + tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend + on system.h. + + * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c, + c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c, + caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c, + dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c, + expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c, + integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c, + prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c, + reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c, + rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c, + stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c, + xcoffout.c: Include system.h. Organize include ordering so + that stdarg/varargs comes before other system headers. Remove + spurious casts of functions assured of a prototype in system.h. + +Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com> + + * reg-stack.c (pop_stack): Define. Pops any register on the + regstack and adjusts regstack. + (compare_for_stack_reg): Use pop_stack. + +Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com) + + * configure.in (hppa1.0-hp-hpux10): Handle threads for this + config too. + +Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be> + + * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT. + + * fold-const.c (fold): Replace sign-extension of a zero extended + value by a single zero extension. + +Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com> + + * except.c (init_eh): Do nothing. + (save_eh_status): Call init_eh_for_function, not init_eh. + * function.c (push_function_context_to): Don't call init_emit. + +Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com> + + * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V + and EABI. + +Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * final.c (shorten_branches): Add parentheses around +/- in + operand of &. + + * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS. + +Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * regclass.c (memory_move_secondary_cost): Wrap uses of + SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS + with #ifdef tests. + +Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT. + + * flow.c (life_analysis): #include <sys/types.h> to make sure + size_t is defined. + * cplus-dem.c (demangle_function_name): Likewise. + +Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * final.c (insn_noperands): Change type to unsigned int. + (final_scan_insn): Likewise for noperands; + properly check operand number boundaries. + +Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com> + + * alpha.md (extzv): Don't reject register operands. Fix + mode of operand 1. + +Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com> + + * dbxout.c (dbxout_function_end): Fix last change. The correct + predicate is ASM_OUTPUT_SECTION_NAME. + +Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com> + + * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c. + (ashlsi): Use match_dup 1 instead of match_operand 2. + +Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * fold-const.c (operand_equal_for_comparison_p): See if equal + when nop conversions are removed. + +Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * expr.c (expand_expr, case COND_EXPR): If have conditional move, + don't use ORIGINAL_TARGET unless REG. + +Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * netbsd.h (ASM_OUTPUT_ALIGN): Redefine. + +Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com> + + * loop.c (struct movable): New field move_insn_first. + (scan_loop): In consec sets code, set it. Clear it otherwise. + (move_movables): In consec sets code, use it. Copy REG_NOTES from + p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed + out code. + +Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com> + + * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT + is large, and the system doesn't provide atoll or atoq. + (atoll): New. + + * alpha/xm-vms.h (HAVE_ATOLL): Define. + Reported by Klaus Kaempf <kkaempf@progis.de>. + +Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-lang.c (finish_file): Wrap variable `void_list_node' with macro + test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR. + + * calls.c (emit_call_1): Wrap variable `already_popped' with macro + test !ACCUMULATE_OUTGOING_ARGS. + + * collect2.c (write_c_file_glob): Wrap function definition in + macro test !LD_INIT_SWITCH. + + * combine.c (try_combine): Wrap variables `cc_use' and + `compare_mode' in macro test EXTRA_CC_MODES. + + * cpplib.c (do_ident): Remove unused variable `len'. + (skip_if_group): Remove unused variables `at_beg_of_line' and + `after_ident'. + (cpp_get_token): Remove unused variable `dummy'. + + * dbxout.c (scope_labelno): Move static variable definition inside + the one function scope where it is used. + (dbxout_function_end): Wrap prototype and definition in + macro test !NO_DBX_FUNCTION_END. + + * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number' + in macro test !MIPS_DEBUGGING_INFO. + + * expr.c (expand_builtin_setjmp): Move declaration of variable `i' + into the scope where it is used. Wrap empty else-statement body + in braces. + + * fix-header.c: Fix typo in comment. + (inf_skip_spaces): Cast results of INF_UNGET to (void). + (check_protection, main): Likewise. + + * flow.c (find_basic_blocks_1): Remove dangling comment text. + + * function.c (contains): Wrap prototype and definition in macro + test HAVE_prologue || HAVE_epilogue. + (fixup_var_refs_1): Remove unused variable `width'. + + * gen-protos.c (main): Remove unused variable `optr'. + + * haifa-sched.c (debug_control_flow): Remove unused variable `j'. + + * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0. + (__sjpopnthrow): Remove unused variable `jmpbuf'. + (__throw): Remove unused variable `val'. + + * protoize.c: Check for a previously existing definition before + defining *_OK macros. + + * scan-decls.c (scan_decls): Remove unused variable `old_written'. + +Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * vax.h (ADDR_VEC_ALIGN): Define. + +Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com> + + * gcc.c (default_arg): Don't wander off the end of allocated + memory. + + (From Geoffrey Keating <geoffk@ozemail.com.au>) + * rs6000.c (small_data_operand): Ensure that any address + referenced relative to the small data area is inside the SDA. + +Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com> + + * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}. + +Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com> + + * except.h (in_same_eh_region): New prototype. + (free_insn_eh_region, init_insn_eh_region): New prototypes. + * except.c (insn_eh_region, maximum_uid): New static variables. + (set_insn_eh_region): New static function to set region numbers. + (free_insn_eh_region): New function to free EH region table. + (init_insn_eh_region): New function to initialize EH region table. + (in_same_eh_region): New function used to determine if two rtl + instructions are in the same exception region or not. + * final.c (final): Initialize the table indicating which instructions + belong in which exception region. + * genpeep.c (main): Add "except.h" to include file list in generated + file insn-peep.c. + * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4 + peepholes involving calls and unconditional branches. + +Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com> + + * README.gnat: New file. + +Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include + "recog.h" for offsettable_memref_p. + (legitimize_pic_address): Remove unused variable `offset'. + (notice_update_cc): Change return type to void. Add default label + to switch. + (standard_68881_constant_p): Remove unused variable mode. + (print_operand): Define local variable i only if SUPPORT_SUN_FPA. + (const_int_cost): Explicitly declare as returning int. + (output_dbcc_and_branch): Change return type to void. + + * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c, + config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX + (...). Use GEN_INT instead of gen_rtx_CONST_INT. + +Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range + check for 'M' constraint. + +Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com> + + * cccp.c (create_definition): If pedantic, call pedwarn for macro + varargs feature. + +Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> + + * i386.c (ix86_logical_operator): New function. + (split_di): Ensure that when a MEM is split, the resulting MEMs have + SImode. + * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split + to implement them. + +Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + Richard Earnshaw <rearnsha@arm.com> + Nick Clifton <nickc@cygnus.com> + + * tm.texi (DEFAULT_RTX_COSTS): Document new macro. + + * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS. + + * cse.c (rtx_cost): Provide a default case in an enumeration + switch, and call DEFAULT_RTX_COSTS if it's defined. + +Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * basic-block.h (compute_preds_succs): Change return type in + prototype to void. + * flow.c (compute_preds_succs): Likewise in function definition. + + * regmove.c (find_matches): Cast char used as array index to unsigned char + to supress warning. + +Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * i386.h (RTX_COSTS): Insert braces around nested if. + (ADDITIONAL_REGISTER_NAMES): Insert braces around structured + elements. + + * gcc.c (default_compilers): Properly put brackets around array elements in + initializer. + + * getopt.c (_getopt_internal): Add explicit braces around nested if; + reformatted. + + * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's. + (record_reg_life_pat): Add explicit parens around && and || in expression. + (stack_reg_life_analysis): Add parens around assignment used as expression. + (convert_regs): Likewise. + +Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * bitmap.c (bitmap_element_allocate): Remove unused parameter; + change callers accordingly. + + * cplus-dem.c (arm_special): Remove unused parameter work in prototype + and definition; change all callers accordingly. + + * except.c (init_eh): Avoid assignment of unused return value of + build_pointer_type; cast it to void, instead, and remove unused + variable type. + + * gcc.c (lang_specific_driver): Define prototype only #ifdef + LANG_SPECIFIC_DRIVER. + (temp_names): Define only #ifdef MKTEMP_EACH_FILE. + + * genoutput.c (output_epilogue): Initialize next_name to 0. + + * real.c (efrexp): #if 0 prototype and function definition. + (eremain): Likewise. + (uditoe): Likewise. + (ditoe): Likewise. + (etoudi): Likewise. + (etodi): Likewise. + (esqrt): Likewise. + + * reload.c (push_secondary_reload): Define prototype only + #ifdef HAVE_SECONDARY_RELOADS. + + * varasm.c (assemble_static_space): Define rounded only + #ifndef ASM_OUTPUT_ALIGNED_LOCAL. + +Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * i386.md (andsi): Add default case in enumeration switch. + (iorsi3): Likewise. + (iorhi3): Likewise. + (xorsi3): Likewise. + +Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * c-decl (finish_struct): Change type of min_align to unsigned. + + * cplus-dem.c (demangle_function_name): Change type of variable i to size_t; + remove unused variable len. + + * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a + comment indicating this is proper behaviour. + (reg_loc_descriptor): Remove redundant comparison of unsigned variable + reg >= 0. + (based_loc_descr): Likewise. + + * enquire.c (bitpattern): Change type of variable i to unsigned. + + * final.c (output_asm_insn): Don't cast insn_noperands to unsigned. + + * flow.c (life_analysis): Change type of variable i to size_t; + remove unused variable insn. + + * gcc.c (translate_options): Change type of variables optlen, arglen and + complen to size_t. + (input_filename_length): Change type to size_t. + (do_spec_1): Change type of variable bufsize to size_t. + (main): Change type of variables i and j to size_t; + remove subblock local definition of variable i. + (lookup_compiler): Change type of second argument to size_t; + change type of variable i to size_t. + + * genemit.c (output_init_mov_optab): Change type of variable i to size_t. + + * genopinit.c (get_insn): Change type of variable pindex to size_t. + + * genrecog.c (add_to_sequence): Change type of variable i to size_t. + + * global.c (global_alloc): Change type of variable i to size_t. + + * regclass.c (init_reg_sets): Change type of variables i and j to unsigned. + + * stmt.c (expand_end_bindings): Change type of variable i to size_t. + (expand_end_case): Change type of variable count to size_t. + + * toplev.c (main): Change type of variable j to size_t. + (set_target_switch): Change type of variable j to size_t. + (print_switch_values): Change type of variable j to size_t; + remove unused variable flags. + + * varasm.c (assemble_variable): Change type of variable align to size_t. + (const_hash_rtx): Change type of variable i to size_t. + +1998-03-11 Mark Mitchell <mmitchell@usa.net> + + * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a + TREE_VEC if that's what it really is. + +Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com> + + * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments + as per ISO C spec. + +Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com> + + * gthr.h: Changed the comment about return values. + * gthr-solaris.h (__gthread_once): Do not use errno; return the + error number instead of -1. + (__gthread_key_create): Any non-zero return value is an error. + * libgcc2.c (eh_context_initialize): Check for non-zero return + value from __gthread_once. + Check that the value of get_eh_context was really changed. + +Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.h (LOOP_ALIGN): Only align when optimizing. + * sh.c (find_barrier): Clear inc for CODE_LABELs. + When not optimizing, calculate alignment for BARRIERs directly. + +Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * final.c (shorten_branches): Remove conditionalizing on + SHORTEN_WITH_ADJUST_INSN_LENGTH + * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove. + +Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com) + + * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing + an unconditional jump around deleted blocks. + +Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com> + + * profile.c (branch_prob): If see computed goto, call fatal instead of + abort. + + * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix. + + * configure.in (alpha-dec-osf): Add default case for osf* to switch. + Patch from Bruno Haible. + + * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new. + (assign_parms): Set aggregate if hide_last_arg and last_named. + +Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * final.c (shorten_branches): Initialize insn_addresses. + +Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.h (MUST_PASS_IN_STACK): Define. + +Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com) + + * final.c (shorten_branches): Fix minor logic error in + ADDR_DIFF_VEC shortening support. + +Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (is_cfg_nonregular): Change return type to + an int. No longer compute "estimated" number of edges. Use + computed_jump_p instead of duplicating the code. Fixup/add + some comments. + (build_control_flow): Returns a value indicating an irregularity + in the cfg was detected. Count the number of edges in the cfg. + allocate various edge tables. + (find_rgns): No longer look for unreachable blocks. + (schedule_insns): Do not allocate memory for edge tables here. + Free memory for edge tables before returning. Do not perform + cross block scheduling if build_control_flow returns nonzero. + * flow.c (compute_preds_succs): More accurately determine when + a block drops in. + + * basic-block.h (free_basic_block_vargs): Provide prototype. + + * cccp.c (main): Fix dumb mistakes in last change. + +Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * rtl.h (addr_diff_vec_flags): New typedef. + (union rtunion_def): New member rt_addr_diff_vec_flags. + (ADDR_DIFF_VEC_FLAGS): New macro. + + * sh.c (output_branch): Fix offset overflow problems. + + * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE. + (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT. + * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags). + * stmt.c (expand_end_case): Supply new arguments to + gen_rtx_ADDR_DIFF_VEC. + * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY. + * alpha.h, arc.h, clipper.h, convex.h : Likewise. + * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise. + * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise. + * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise. + * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise. + * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise. + * i386/386bsd.h, i386/freebsd-elf.h : Likewise. + * i386/freebsd.h, i386/linux.h : Likewise. + * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise. + * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise. + * m68k/mot3300.h, m68k/sgs.h : Likewise. + * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise. + * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define. + (CASE_VECTOR_SHORTEN_MODE): Define. + (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare. + (med_branch_p, braf_branch_p): Don't declare. + (mdep_reorg_phase, barrier_align): Declare. + (ADJUST_INSN_LENGTH): Remove alignment handling. + * sh.c (uid_align, uid_align_max): Deleted. + (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted. + (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted. + (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted. + (output_far_jump): Don't use braf_branch_p. + (output_branchy_insn): Don't use branch_offset. + (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs. + Remove paired barrier stuff. + Don't use cache_align_p. + Take alignment insns into account. + (fixup_addr_diff_vecs): Reduce to only fixing up the base label of + the addr_diff_vec. + (barrier_align, branch_dest): New function. + (machine_dependent_reorg, split_branches): Remove infrastructure + for branch shortening that is now provided in the backend. + * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes. + (braf_branch_p, braf_cbranch_p): Likewise. + (attribute length): Use new attributes. + (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC. + (addr_diff_vec_adjust): Delete. + (align_2): Now a define_expand. + (align_log): Now length 0. + +Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com> + + * m32r.md (right): Correctly check for length == 2, not 1. + +Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * mips/mips.h: Prototype `machine_dependent_reorg'. + (ASM_OUTPUT_ALIGN): Remove unused variable `mask'. + +Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk) + + * final.c (shorten_branches): Restore accidentally removed code. + +Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * configure.in: Remove duplicate uses of AC_PROG_CC and + AC_PROG_MAKE_SET. + +Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com> + + * configure.in (target_cpu_default2): Correct typo for alphapca56. + +Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com) + Doug Evans (devans@cygnus.com) + + * haifa-sched.c (build_jmp_edges): Delete dead function. + (build_control_flow): Use cfg routines from flow.c + (schedule_insns): Remove debugging code accidentally checked + in earlier today. + + * basic-block.h: Add external integer list structures, typdefs, + accessor macros and function declarations. Simlarly for + basic block pred/succ support and simple bitmap stuff. + * flow.c: Add functions for integer list, basic block pred/succ + support and simple bitmap support. + (compute_dominators): New function to compute dominators and + post dominators. + (find_basic_blocks): Split into two functions. + (life_analysis): Likewise. + (flow_analysis): Removed. Now handled by calling find_basic_blocks, + the life_analysis from toplev.c + * toplev.c (rest_of_compilation): Call find_basic_blocks, then + life_analysis instead of flow_analysis. + +Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * jump.c (jump_optimize): Call mark_jump_label also for deleted + insns. + (mark_jump_label): Don't increment ref counts for deleted insns. + +Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition. + + * mips/mips.c: Include stdlib.h and unistd.h. + (mips_asm_file_end): Add braces around empty body in an if-statement. + (function_prologue): Wrap variable `fnname' in + !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf. + (mips_select_rtx_section, mips_select_section): Declare as void. + + * mips/mips.h: Add prototypes for extern functions in mips.c. + (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||. + (ENCODE_SECTION_INFO): Add braces around empty body in an + if-statement. + + * mips/mips.md (movdi): Add parentheses around && within ||. + (movsf, movdf): Likewise. + (branch_zero, branch_zero_di): Add default case in + enumeration switch. + + +Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com> + + * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them + real constants, since they can't be changed. + (TARGET_AS_CAN_SUBTRACT_LABELS): New. + * alpha/alpha.md (builtin_setjmp_receiver): Use it. + * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New. + * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New. + * alpha/vms.h (TARGET_OPEN_VMS): New. + * alpha/win-nt.h (TARGET_WINDOWS_NT): New. + +Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com> + + * reload.c (find_reloads): Always force (subreg (mem)) to be + reloaded if WORD_REGISTER_OPERATIONS. + +Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com> + + * haifa-sched.c (free_list): Rename from free_pnd_lst. + (free_pending_lists): Rename free_pnd_lst uses. + (remove_dependence): Place expunged element on unused_insn_list. + (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of + gen_rtx_*_LIST and alloc_rtx to use them. + (compute_block_backward_dependences): Free the reg_last_* lists. + +Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com) + + * cccp.c (main): Avoid undefined behavior when setting pend_includes + and pend_files. + +Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> + + * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if + USE_GNULIBC_1 is defined + * configure.in: add a new case powerpc-*-linux-gnulibc1 which + includes the t-linux-gnulibc1 fragment + +Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com> + + * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition. + +Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * final.c (final_scan_insn, case CODE_LABEL: Cleanup. + +Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * final.c (shorten_branches): Tag the loop alignment onto the + first label after NOTE_INSN_LOOP_BEG even if there is an + intervening insn. + +Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * final.c (insn_current_reference_address): + Use SEQ instead of BRANCH as argument to align_fuzz, to get a + proper alignment chain. + + * final.c (max_labelno): New static variable. + (final_scan_insn): Check max_labelno before outputting an + alignment for a label. + (shorten_branches): Remove unused variable length_align. + +Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * sparc.c (ultrasparc_adjust_cost): Add default case in + enumeration switch. + + * sparc.h: Add prototypes for extern functions defined in + sparc.c. + +Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com> + + * toplev.c: Only generate <name>.dbr file when dumping RTL if + DEALY_SLOTS is defined. + +Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * reorg.c (fill_eager_delay_slots): Add new argument delay_list + in call to fill_slots_from_thread. + +Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com> + + * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace + to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu. + +Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * final.c (insn_last_address, insn_current_align, uid_align): + New variables. + (in_align_chain, align_fuzz, align_shrink_fuzz): New functions. + (insn_current_reference_address): Likewise. + (shorten_branches, final_scan_insn): Implement LABEL_ALIGN, + LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros. + (label_to_alignment): New function. + * genattrtab.c (write_test_expr): If one of LABEL_ALIGN, + LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call + insn_current_reference_address instead of insn_current_address. + (or_attr_value, write_length_unit_log): New functions. + (main): Call write_length_unit_log. + (write_const_num_delay_slots): Output extra '\n'. + * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): + replace with: + (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER). + * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise. + * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with: + (LOOP_ALIGN). + * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with: + (LABEL_ALIGN_AFTER_BARRIER). + * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise. + * ns32k/tek6000.h: Likewise. + * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete. + * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of + ASM_OUTPUT_ALIGN_CODE. + +Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> + + * reorg.c (fill_slots_from_thread): Don't steal delay list from target + if condition code of jump conflicts with opposite_needed. + + * reorg.c (fill_slots_from_thread): Mark resources referenced in + opposite_needed thread. Return delay_list even when cannot get + any more delay insns from end of subroutine. + +Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org) + + * reorg.c (fill_slots_from_thread): New parameter, delay_list. + All callers changed. + +Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> + + * frame.c (start_fde_sort, fde_split, heapsort, fde_merge, + end_fde_sort): New functions for fast sorting of an FDE array. + (fde_insert): Simplified. + (add_fdes): Change argument list. + (frame_init): Use the new functions. + +Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com) + + * ginclude/va-ppc.h (va_arg): Fix typo in long long support. + + * i386.c (reg_mentioned_in_mem): Fix dangling else statement. + + * fold-const.c (fold_range_test): Always return a value. + +Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu> + + * config/i386/winnt.c (i386_pe_unique_section): Put read-only + data in the text section unless READONLY_DATA_SECTION is defined. + +Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com) + + * c-parse.in (undeclared variable error): Tweak error message to + be clearer. + +Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +1998-02-28 Mark Mitchell <mmitchell@usa.net> + + * final.c (final_scan_insn): Undo overzealous removal of `set'. + +Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated + case, add parentheses to specify the proper order of precedence in + the if-statement. + + + * c-aux-info.c: Include string.h/strings.h. + + * pa.c: Include stdlib.h. + (pa_combine_instructions): Prototype the function. + (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise. + (reloc_needed): Add default case for enumeration switch. + (remove_useless_addtr_insns): Remove unused variable `all'. + (hppa_expand_prologue): Add explicit braces to avoid + ambiguous `else'. + (output_function_epilogue): Remove unused variable `i'. + (output_millicode_call): Remove unused variable `link'. + (shadd_constant_p, forward_branch_p): Make the function static. + (following_call): Explicitly declare to return int. + (pa_reorg): Declare as void. + (pa_combine_instructions): Declare as static void. Add + parentheses around && within ||. + + * pa.h: Add prototypes for pa_reorg, symbolic_operand, + following_call, function_label_operand, lhs_lshift_cint_operand + and zdepi_cint_p. + + * pa.md: Add parentheses around && within ||. + + * cppalloc.c: Include stdlib.h. + + * cpperror.c (cpp_print_containing_files): Remove unused variable + `i'. Fix format specifier in fprintf. + + * cse.c (cse_around_loop): Add explicit braces to avoid + ambiguous `else'. + (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0. + + * expr.c (expand_expr): Add parentheses around && within ||. + + * final.c (app_enable): Replace fprintf with fputs where there are + no format specifiers and no trailing argument after the string. + Eg, when printing ASM_APP_ON/ASM_APP_OFF. + (app_disable): Likewise. + (final_end_function): Likewise. + (final_scan_insn): Likewise. Remove unused variable `set'. + (profile_function): Wrap empty if-statement body in {} brackets. + + * function.c: Include stdlib.h. + (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD. + (reposition_prologue_and_epilogue_notes): Add parentheses + around assignment used as truth value. + + * integrate.c (expand_inline_function): Wrap variable + `cc0_insn' in macro HAVE_cc0. + + * jump.c (jump_optimize): Wrap variable `q' in macro + HAVE_cc0. Remove unused variable `prev1'. + + * libgcc2.c (__bb_exit_trace_func): Add parentheses around && + within ||. Fix format specifier in fprintf. + (__bb_init_prg): Add parentheses around assignment used as + truth value. + + * local-alloc.c: Include stdlib.h. + (requires_inout): Add parentheses around assignment used + as truth value. + + * loop.c (analyze_loop_iterations): Wrap prototype and definition + in macro HAVE_decrement_and_branch_on_count. + (insert_bct, instrument_loop_bct): Likewise. + (move_movables): Add parentheses around assignment used as + truth value. + (consec_sets_invariant_p): Likewise. + (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0. + + * objc/objc-act.c: Include stdlib.h. + (lookup_method_in_protocol_list): Wrap empty else-statement body + in braces. + (lookup_protocol_in_reflist): Likewise. + (objc_add_static_instance): Remove unused variables `decl_expr' + and `decl_spec'. + (get_objc_string_decl): Remove unused variable `decl'. + (generate_static_references): Remove unused variables `idecl' and + `instance'. + (check_protocols): Wrap empty else-statement body in braces. + + * protoize.c: Include stdlib.h. + (substr): Add parentheses around assignment used as truth value. + (abspath): Likewise. + (shortpath): Likewise. + + * regmove.c (fixup_match_1): Add parentheses around assignment + used as truth value. + + * reload.c (push_secondary_reload): Remove unused variable `i'. + (find_reloads): Add parentheses around assignment used as truth + value. + + * reload1.c: Include stdlib.h. + + * rtl.h: Correct typo in prototype of offsettable_memref_p. + + * stmt.c (add_case_node): Add parentheses around assignment used + as truth value. + (case_tree2list): Likewise. + + * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list' + in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable + `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE. + (merge_attributes): Add explicit braces to avoid ambiguous + `else'. + + * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in + macro HAVE_cc0. + + * varasm.c: Include stdlib.h. + + + * system.h: Remove sys/stat.h. + * gcc.c: Add sys/stat.h. + + * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE. + * genattrtab.c: Likewise. + * genconfig.c: Likewise. + * genemit.c: Likewise. + * genextract.c: Likewise. + * genflags.c: Likewise. + * genopinit.c: Likewise. + * genoutput.c: Likewise. + * genpeep.c: Likewise. + * genrecog.c: Likewise. + * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV. + +Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * invoke.texi: Use @itemx for a secondary item in a @table. + + * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE + zero. + +Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com> + + * choose-temp.c: Fix handling of sys/file.h to work in libiberty. + +Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com) + + * i386.c (struct machine_function): Add new fields for PIC stuff. + (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx + and pic_label_name. + (restore_386_machine_status): Corresponding changes. + (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name. + +Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com) + + * c-parse.y (undeclared variable error): Tweak error message + to be clearer. + +Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com> + + * flags.h (g_switch_value, g_switch_set): Declare. + * alpha.c (override_options): Set g_switch_value=8 if not set. + * alpha/elf.h (CC1_SPEC): New. + (ASM_SPEC): New. + (LINK_SPEC): Pass along the -G value we were given. + (LOCAL_ASM_OP): Remove. + (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size. + (MAX_OFILE_ALIGNMENT): New. + (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New. + (EXTRA_SECTIONS): Add sbss and sdata. + (SECTION_FUNCTION_TEMPLATE): New. + (EXTRA_SECTION_FUNCTIONS): Use it. + (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove. + (SELECT_SECTION): Use sdata when small enough. + * alpha/linux.h (ASM_SPEC): Remove. + + +Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> + * config.sub (sco5): Fix typo. + +Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and + set to empty. + * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise. + * config/alpha/t-linux: Remove file. + * config/sparc/t-linux: Remove file. + * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove. + * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise. + * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux + for tmake_file. + (alpha*-*-linux-gnu*): Likewise. + (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file. + (sparc-*-linux-gnu*): Likewise. + +Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com> + * collect2.c (ldd_file_name): Bracket declaration with same + manifests as use. + (full_real_ld_suffix): Deleted. Variable was calloced and + written into, but never read. + +1998-02-23 Mike Stump <mrs@wrs.com> + + * configure.in: Add support for i386-wrs-vxworks configuration. + * i386/vxi386.h: New file. + +Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> + + * tree.c (contains_placeholder_p): Ensure function always returns + a value. + * sparc.md (movdi_sp64_insn): Add default case in enumeration switch. + (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise. + +Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com) + + * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly. + +1998-02-22 Paul Eggert <eggert@twinsun.com> + + * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): + Define this new symbol. + (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef. + * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if + LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined. + +Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com> + + * iris5.h (DWARF2_UNWIND_INFO): Define to 0. + * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1. + +Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com> + + * objc/Object.m (-error): Call objc_verror with our va_list. + +Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * collect2.c (scan_prog_file): Completely cover uses of variable + `exports' with macro COLLECT_EXPORT_LIST. + +Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com> + + * sched.c (schedule_block): Remove code to get arguments from hard + regs into pseudos early. Same as Aug 25, 1997 change to + haifa-sched.c. + +1998-02-20 Jason Merrill <jason@yorick.cygnus.com> + + * collect2.c (main): Still handle !do_collecting for non-AIX targets. + +1998-02-16 Mark Mitchell <mmitchell@usa.net> + + * toplev.c (rest_of_compilation): Do not defer the output of a + nested function. + +Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org> + + * ginclude/va-mips.h (va_arg): Remove trailing space after '\' + continuation character (line 243). + +Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * genrecog.c (main): Remove duplicated sentence in emitted comment. + +Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net> + David Edelsohn <edelsohn@mhpcc.edu> + + * collect2.c (XCOFF_SCAN_LIBS): Remove. + (export_flag): New variable. + (export_file): #ifdef COLLECT_EXPORT_LIST. + (import_file, exports, imports, undefined): New variables. + (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same. + (dump_list, dump_prefix_list, is_in_list): New functions. + (write_export_file): $ifdef COLLECT_EXPORT_LIST. + (write_import_file, resolve_lib_name): New functions. + (use_import_list, ignore_library): Same. + (collect_exit): maybe_unlink import_file and #ifdef. + (handler): Same. + (main): New variable importf, #ifdef exportf. Move parsing of + -shared before general argument parsing. Resolve AIX library + paths and import libgcc.a symbols. Treat .so shared libraries the + same as objects and .a libraries. Create alias for object_lst and + increment it instead of original pointer. Scan AIX libraries as + objects earlier instead of using scan_libraries. Perform AIX + tlink later to resolve templates instead of forking ld. + (GCC_OK_SYMBOL): Ensure symbol not in undef section. + (GCC_UNDEF_SYMBOL): New macro. + (scan_prog_file): Loop for members of AIX libraries. Handle + export/import of ctors/dtors. + (aix_std_libs): New variable. + (scan_libraries, XCOFF): Delete. + +Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com> + + * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE. + +1998-02-19 Mike Stump <mrs@wrs.com> + + * Makefile.in: Use $tooldir for sys-include to match toplevel + configure. + +Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com) + Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__. + + * emit-rtl.c (hard-reg-set.h): Include. + (get_lowpart_common): Don't make new REG for hard reg in a + class that cannot change size. + * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h. + + * combine.c: Revert previous patch. + +1998-02-19 Paul Eggert <eggert@twinsun.com> + + * config/sparc/sol2-sld.h: New file. + * configure.in (sparc-*-solaris2*): Use it when using the + system linker. + +Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com) + + * loop.c (force_movables): Fix typo. + +Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * m88k.h: Change file pattern to match reality. + +Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com) + + * varasm.c (output_constant_pool): Fix dumb thinko in last + change. + + * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from + a function name to a section name. + +1998-02-18 Doug Evans <devans@cygnus.com> + + * tree.h (merge_machine_{type,decl}_attributes): Declare. + (split_specs_attrs, strip_attrs): Add prototypes. + * tree.c (merge_machine_{type,decl}_attributes): New functions. + * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes. + Update olddecl's attributes too. + * c-common.c (strip_attrs): New function. + * c-typeck.c (common_type): Call merge_machine_type_attributes. + * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P. + (make_decl_rtl): Likewise. + +1998-02-18 Jim Wilson <wilson@cygnus.com> + + * c-decl.c (shadow_tag_warned): Call split_specs_attrs. + +Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com) + + Remove this change until we can fix it correctly. + * collect2.c: Bracket declaration of 'exportf' and + 'full_real_ld_suffix'. + +Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> + + * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl. + +Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> + + * c-common.c (c_expand_start_cond, c_expand_end_cond, + c_expand_start_else): Don't warn about non-ambiguous else even if + braces are missing. + +Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com> + + * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT, + ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h + instead. + +Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com> + + * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when + simplifying a subreg of a hard reg. + (expand_compound_operation): Likewise. + (force_to_mode): Likewise. + +Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * fold-const.c: Include "system.h" to get stdlib.h and stdio.h. + (lshift_double): Add parentheses around + or - inside shift. + (rshift_double): Likewise. + (size_int_wide): Explicitly set type of `bit_p' to `int'. + + * Makefile.in (fold-const.o): Depend on system.h. + + * Makefile.in (gcc.o): Depend on system.h, in accordance with last + change to gcc.c. + + * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>. + (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |. + (sched_note_set): Remove unused parameter `b', all callers changed. + (schedule_block): Likewise for `rgn'. + (split_hard_reg_notes): Likewise for `orig_insn'. + (check_live): Likewise for `trg'. + (update_live): Likewise. + (check_live_1): Explcitly declare variable `i' as int. + (update_live_1): Likewise. + (insn_issue_delay): Remove unused variable `link'. + (sched_analyze_2): Add default case in enumeration switch. + (schedule_insns): Remove unused variable `i'. + + * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h. + +Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com) + + * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate + a dangling else clause. + +Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com> + + * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame + pointer for the stack pointer in MIPS16 and 64BIT. + +Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * rtl.h (force_line_numbers, restore_line_number_status): Declare. + * emit-rtl.c (force_line_numbers, restore_line_number_status): + New functions. + * stmt.c (struct nesting): Replace seenlabel with line_number_status. + (expand_start_case): Adjust to this change. + (check_seenlabel): New function. + (pushcase, pushcase_range, expand_endcase): Use it. + +Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * i386.md (adddi3): Add =!r,0,0,X alternative. + +Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu> + + * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC. + * x-aix31 (INSTALL): Delete. + +Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com> + + * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if + tsize changes to something other than zero. + +Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com> + + * ginclude/va-mips.h: Replace casts of pointers to int with + casts of pointers to __PTRDIFF_TYPE__. + +Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu> + + * loop.c (strength_reduce, record_biv, record_giv): Use + HOST_WIDE_INT_PRINT_DEC to print CONST_INT values. + +1998-02-16 Jason Merrill <jason@yorick.cygnus.com> + + * tree.c (first_rtl_op): New fn. + (unsave_expr_now): Use it. + * print-tree.c (print_node): Likewise. + * tree.c (has_cleanups): New fn. + * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more + conservative about pushing the cleanup point down. + * tree.h: Declare them. + +Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com) + + * toplev.c (flag_schedule_reverse_before_reload): Delete variable. + (flag_schedule_reverse_after_reload): Likewise. + (f_options): Remove reverse scheduling support. + * flags.h (flag_schedule_reverse_before_reload): Delete declaration. + (flag_schedule_reverse_after_reload): Likewise. + * haifa-sched.c (rank_for_schedule): Remove support for reverse + scheduling. + +Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gcc.c: Get system includes, prototypes and macros via "system.h" + instead of doing it manually. Change all calls of the ctype + macros to custom versions defined in "system.h". + + * system.h: Fix return type of bcmp prototype from `void' to `int'. + Make bcopy, bcmp and bzero prototypes explicitly `extern'. + Add a prototype for getenv. + +Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com> + + * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change. + +Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu> + + * alias.c: Include <stdlib.h> and <string.h>. + (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set. + +Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com) + + * arm.md (movsfcc): Also validate operands[3] when compiling hard + float. + (movdfcc): Only accept fpu_add_operand for operands[3]. + + * arm/t-semi (STMP_FIXPROTO): Define to nothing. + * arm/t-semiaof (STMP_FIXPROTO): Likewise. + +Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com) + + * varasm.c (output_constant_pool): Bring back 'done' label inside + an appropriate #ifdef. + + * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an + appropriate #ifdef. + (bitmap_copy, bitmap_operation): Likewise. + * combine.c (combinable_i3pat): Similarly for 'src'. + * function.c (fixup_var_refs_1): Similarly for 'outerdest'. + (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'. + * regclass.c (copy_cost): Similarly for 'secondary_class'. + * reload.c (make_memloc): Simliarly for 'i'. + (find_reloads_address_1): Similarly for 'link'. + * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'. + (emit_reload_insns): Similarly for 'second_reloadreg'. + * unroll.c (iteration_info): Similarly for 'v'. + + * caller-save.c (insert_save_restore): Remove unused variable 'i'. + * calls.c (expand_call): Similarly for 'i'. + (emit_library_call, emit_library_call_value): Similarly for 'mode'. + * fold-const.c (strip_compund_expr): Similarly for 'type'. + * function.c (fixup_var_refs_1): Similarly for 'width'. + (fixup_memory_subreg): Similarly for 'saved'. + (locate_and_pad_parm): Similarly for 'boundary_in_bytes.' + (setjmp_protect): Similarly for 'sub'. + (thread_prologue_and_epilogue_insns): Similarly for 'insn'. + * loop.c (record_giv): Similarly for 'p'. + (combine_givs): Similarly for 'temp_iv'. + (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'. + * recog.c (validate_replace_rtx_1): Similarly for 'width'. + * tree.c (get_set_constructor_bytes): Similarly for 'vals'. + * unroll.c (unroll_loop): Similarly for 'copy'. + (iteration_info): Similarly for 'b'. + * varasm.c (assemble_string): Similarly for 'i'. + * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'. + +1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de> + + * c-lang.c (lang_print_xnode): New function. + * objc/objc-act.c (lang_print_xnode): Likewise. + * print-tree.c (print_node): Call it + +Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com> + + * dwarf2out.c (decl_scope_node): New type. + (decl_scope_table): Change type to use it. + (decl_scope_table_allocated, decl_scope_depth): Change type to int. + (push_decl_scope): Use new type. New locals containing_scope, i. + Add code to handle setting previous field. + (scope_die_for): Change type of local i to int. Add code to use + previous field. + (dwarf2out_init): Use new type. + +1998-02-13 Jason Merrill <jason@yorick.cygnus.com> + + * except.c (emit_throw): Lose throw_used. + +Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn + was deleted. + * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise. + +Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com) + + * genextract.c (main): Fix typo. + +Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com> + + * c-lang.c (finish_file): Bracket declaration of static_ctors, + static_dtors. + + * calls.c (expand_call): Bracket declaration of 'rtx_before_call', + 'old_stack_arg_under_construction' + (emit_library_call): Bracket declaration of 'upper_bound', + 'lower_bound', 'i', 'reg_parm_stack_space' + (emit_library_call_value): Likewise. + (store_one_arg): + + * collect2.c: include <unistd.h> when appropriate. + Bracket declaration of 'exportf' and 'full_real_ld_suffix'. + + * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'. + + * explow.c (plus_constant_for_output_wide): Remove unused variable + 'code'. + (memory_address): Remove unused variable 'orig_x'. + + * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'. + (write_const_num_delay_slots): Remove unused variable 'i'. + + * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'. + (gen_insn): Remove unused variable 'obstack_ptr'. + + * libgcc2.c (__bb_exit_func): Remove unused variables 'ret', + 'j', 'tmp', 'i'. + (__bb_exit_trace_func): Remove unused variable 'e'. + + * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs', + 'funexp'. + (expand_unop): Remove unused variable 'funexp'. + (expand_complex_abs): Remove unused variable 'funexp'. + (init_optabs): Bracket declaration of 'j'. + (init_complex_libfuncs): Deleted. Dead static function. + + * profile.c (branch_prob): Remove unused variables 'insn', 'dest'. + + * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths' + (reg_to_stack): 'initialized', 'before_function_beg' + explictly type as ints instead of defaulting. + (emit_swap_insn): Remove unused variable 'i2'. + (compare_for_stack_reg): Remove unused variable 'src_note'. + + * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'. + + * sched.c (actual_hazard): Bracket declaration of 'this_cost'. + + * stmt.c (add_case_node): Add parens for assignment used as truth. + (all_cases_count): Remove unused variable 'count_high'. + (mark_seen_cases): Remove unused variable 'i'. + (check_for_full_enumeration_handling): Remove unused variable 't'. + Bracket declaration of 'all_values', 'l'. + + * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>. + + * varasm.c (assemble_string): Remove unused variable 'i'. + (immed_double_const): Remove unused variable 'in_current_obstack'. + (immed_real_const_1): Likewise. + (output_constant_pool): Remove unreferenced label 'done'. + (output_constant): Remove unused variable 'x'. + + * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not + a string. + + * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used + as truth. + +Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * combine.c (can_combine_p): Handle USEs in PARALLELs. + +Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org) + + * config/linux.h (LIB_SPEC): Add -lc for -shared if + USE_GNULIBC_1 is not defined. + * config/sparc/linux.h; Ditto. + + * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared. + + * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if + USE_GNULIBC_1 is not defined. + +Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> + + * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux) + for -mcall-linux + +Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * system.h: New file to get common systems includes and various + definitions and declarations based on autoconf macros. + +Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com) + + * cccp.c (new_include_prefix): Correctly handle -I./. + +Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com> + + * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT. + +Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com> + + * expr.c (expand_assignment): Correct typo exposed by -Wall. + offset should have been a truth value, not an assignment. + +Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com) + + * cse.c (delete_dead_from_cse): If a libcall produces a constant + result and that result can be substituted into SET_SRC of the + insn with the REG_RETVAL note, then perform the substitution + and delete the libcall. + +Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com> + + * mips.md (trucndihi2,truncdiqi2): Change these to support + mips16. + +Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com> + + * mips/mips.c (movdi_operand): Direct referances to symbols + that arn't mips16 consts in mips16 mode arn't valid operands. + + * mips/mips.c (mips_move_2words): Add gprel handling. + +Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com> + + * mips.md (extendsidi2): Allow extension to/from a non-mips16 + register. + +Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com> + + * i386.c: Conditionally include <stdlib.h>, <string.h>, and + <strings.h>. + +Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (WARN_CFLAGS): New variable. + (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it. + +1998-02-11 Mark Mitchell <mmitchell@usa.net> + + * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when + falling through default case in switch. + (i386_aligned_p): Likewise. + +Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM> + + * mips/mips.h (mips_abi_string): Correct typo in comment. + +Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com> + + * mips/mips.md (movdi): These PLUS's need to be Pmode. + +Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o, + reorg.o, regmove.o): Depend on insn-codes.h, it gets included + indirectly via expr.h. + +Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com> + + * stor-layout.c (layout_type): Do upper - lower in the native type, + so as to properly handle negative indices. + +Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com> + + * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'. + (expand_eh_region_start_tree): Remove unused variable 'note'. + (exception_optimize): Remove unused variable 'regions'. + (expand_builtin_eh_stub): Remove unused variable 'temp'. + (copy_eh_entry): Deleted. Dead function. + + * expr.c (move_block_to_reg) Bracket declaration of 'pat' and + 'last' with same #if HAVE_load_multiple as use of it. + (move_block_from_reg): Likewise. + (emit_move_insn_1): Remove unused variable 'insns'. + (store_constructor): Bracket declaration of startb, endb with + #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size' + 'target', and 'xtarget'. + (expand_builtin_setjmp): Remove unused variables 'op0', + 'next_arg_reg', 'old_inhibit_defer_pop'. + (expand_builtin): Remove unused variable 'offset'. + (do_store_flag): Remove unused variables 'pattern', 'jump_pat'. + (emit_queue): Add parens for assignment used as conditional. + (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'. + +Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com> + + * i386.c: Added include for recog.h. + (override_options): Removed unused variable p. Initialized regno to + avoid warning. + (order_regs_for_local_alloc): Initialized regno to avoid warning. + (legitimize_address): Likewise for 'other'. + (i386_aligned_reg_p): Added default case with abort (). + (print_operand): Likewise. + (reg_mentioned_in_mem): Likewise. + (ix86_expand_binary_operator): Removed unused variables i & insn. + (ix86_expand_unary_operator): Removed unused variable insn. + (output_fp_cc0_set): Removed unused variable unordered_label. + +Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu> + + * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...). + Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments + and format string match. + +Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com) + + * flow.c (life_analysis): Do not conside the stack pointer live at + the end of a function if the fucntio ncalls alloca. + (mark_used_regs): Similarly. + +1998-02-10 John F Carr <jfc@mit.edu> + + * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative + 1, fzero on alternative 8. + +Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p. + +Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical + SUBREGs of CONST_INTs. + +Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu> + + * mips.c (print_operand, function_prologue): Make printf format + match argument type. + +Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * alpha.c (alpha_return_addr): Remove unused variable `first'. + (alpha_ra_ever_killed): Remove unused variables `ra' and `i'. + (output_epilog): Remove unused variable `frame_size_from_reg_save'. + +Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * loop.c (strength_reduce): When placing increment for auto-inc + case, do comparison in loop order. + +Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu> + + * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer, + not a HOST_WIDE_INT. + + * calls.c (expand_call): Change test of expand_inline_function + return value to stop compiler warning. + + * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT. + +Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com) + Jeff Law (law@cygnus.com) + + * regmove.c: Fix various minor formatting problems. + (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions + is true. Make end of basic block tests consistent through regmove.c. + (optimize_reg_copy_2, optimize_reg_copy_3): Likewise. + (fixup_match_2, fixup_match_1, regmove_optimize): Likewise. + +Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gansidecl.h: Check for a conflicting macro definition before + attempting to prototype bcopy, bcmp or bzero. + +Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com) + + * expr.c (clear_pending_stack_adjust): Handle case where a function + calls alloca, but the user has specified -fomit-fframe-pointer. + + * function.c (assign_parms): Fix typo in last change. + +Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com> + + * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>, + <fcntl.h>. + (free_path_suffix): Remove unreferenced static function. + (process_command): Remove unused variable temp. + (default_arg): Remove unused variable i. + (do_spec_1): Add parens for assignment used as truth value. + (main): Likewise. + (validate_all_switches): Likewise. + (main): Remove unused variables i, first_time> + + * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>. + + * calls.c (expand_call): Remove unused variables funtree, + n_regs, and tmpmode. + + * dbxout.c, except.c: Include <string.h>/<strings.h>. + + * explow.c: (plus_constant_for_output_wide) Removed unused + variable all_constant. + + * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c + genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c, + genrecog.c, global.c, integrate.c , stupid.c : Include + <stdlib.h>. + + * genextract.c: (walk_rtx) Remove unused variable link. + + * genrecog.c: (concat) Remove unreferenced static function. + + * prefix.c: Include <string.h>/<strings.h>, <stdlib.h> + + * stmt.c: Include <stdlib.h>. + (expand_asm_operands): Remove unused variable val1. + (expand_return): Remove unused variable block. + (pushcase): Remove unused variables l and n. + (pushcaserange): Likewise. + + * unroll.c (unroll_loop): Remove unused variable temp. + +Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org> + + * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only. + +Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf + functions for whether they support the %p format specifier. + * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf. + * configure.in (GCC_FUNC_PRINTF_PTR): Use it. + * configure, config.in: Rebuild. + +Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com> + + * function.c (assign_parms): New variable named_arg, with value + depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named. + +Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com> + + * mips/t-r3900: New - same as t-ecoff but eliminate + multilibs: mips1 and mips3. + * configure.in (tx39*): Use new mips/t-r3900. + * configure: Rebuild. + * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1. + +1998-02-06 Jason Merrill <jason@yorick.cygnus.com> + + * dwarf2out.c: Add old_args_size. + (dwarf2out_args_size): Use it. + (dwarf2out_begin_prologue): Initialize it. + (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up + pushed args until we see a call. + * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code + before outputting them. + +1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu> + + * cplus-dem.c (demangle_template_template_parm): New function. + (demangle_template): Handle template template parameters. + +1998-02-02 Mark Mitchell <mmitchell@usa.net> + + * calls.c (expand_call): Don't confuse member functions named + realloc, setjmp, and so forth with the standard library + functions of the same names. + +Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com) + + * stmt.c (expand_asm_operands): Correctly identify asm statements + no output operands. + +Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu> + + * c-common.c (decl_attributes): Flag unrecognized attribute + functions as warnings instead of as errors. + +1998-02-05 Marc Lehmann <pcg@goof.com> + + * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions + when -Os is specified. + * toplev.c (main): Don't disable flag_inline_functions anymore when + -Os is in effect. + +Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * regmove.c: Update. + * flags.h (flag_regmove): Declare. + * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare. + * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): + Moved into regmove; changed caller. + * toplev.c (rest_of_compilation): Call regmove_optimize also for + expensive_optimizations. + +Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + Undo this change (the problem was actually in reload): + Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.md (movqi_i+1): New peephole. + +Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com) + + * jump.c (jump_optimize): Lose calls to modified_in_p they are + not needed anymore due to changes elsewhere in jump.c. + + * jump.c (jump_optimize): Fix first arg to modified_in_p in + previous change. + +Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com> + + * expr.c (expand_builtin_setjmp): Accept two new arguments for + the labels to branch to on first and subsequent executions. Don't + play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup', + and provide it with the jmp_buf. Use only one of + `builtin_setjmp_receiver' or `nonlocal_goto_receiver', + and provide the former with the target label. + (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp. + (expand_builtin) [BUILTIN_LONGJMP]: Split out to ... + (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp' + insn to replace all of the normal nonlocal_goto code. Don't play + with __dummy. Correct arguments to nonlocal_goto. + * expr.h (expand_builtin_setjmp): Update prototype. + * except.c (start_dynamic_handler): When using builtin_setjmp, + generate more accurate flow information. + + * alpha.md (nonlocal_goto_receiver_osf): Delete. + (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver. + (builtin_longjmp, builtin_setjmp_receiver): New. + * sparc.md (update_return): Disambiguate unspec number. + (nonlocal_goto): Rearrange arguments to match caller in except.c. + (builtin_setjmp_setup): Rename from setjmp. Match and ignore the + jmp_buf operand. + * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove. + (builtin_setjmp_setup*, builtin_longjmp): New. + +Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu> + + * mips.md: Change gen_rtx (CONST_INT) to GEN_INT. + +Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com> + + * vmsconfig.com: Remove bytecode references. + +1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that + -fno-sjlj-exceptions works for a target that defines + DWARF2_UNWIND_INFO as zero. + + * regmove.c (fixup_match_1): Undo last change which removed some + "useless" code, and add a comment explaining this. + +Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com) + + * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT + to TARGET_LONG64. + +Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de> + + * makefile.vms: Remove bytecode references. + Create genrtl files. + +Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> + + * jump.c (jump_optimize): Allow conditional loading of floating point + constants and constants from memory. Reinstalled modified_in_p tests. + +Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * loop.c (get_condition): Handle sign-extended constants. + +Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se> + + * expr.c (emit_push_insn): Add code to use movstrti if present. + + * expr.c (emit_push_insn): Use same max-move-amount for movstrhi + and movstrqi as in emit_block_move (). + +Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl> + + * config/m68k/x-next: Remove /NextDeveloper/Headers from + the directories to fixinclude - /usr/include is a link + to it and hence its contents are fixed by default. + +Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> + + * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION + +Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de> + + * cccp.c (main): Predefine __VMS_VER on VMS. + +Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * expr.c (get_inner_reference): Use sbitsizetype for type sizes. + * fold-const.c (size_int): Replace with + (size_int_wide). + (make_bit_field_ref): Use bitsize_int for bit position. + * stor-layout.c (sizetype): Delete. + (sizetype_tab, sbitsizetype, ubitsizetype): Declare. + (layout_record, layout_union, layout_type): + Use bitsize_int for bit size. + (set_sizetype): New function. + (make_signed_type, make_unsigned_type): Use it. + * c-decl.c (init_decl_processing): Likewise. + * tree.h (size_int): Don't delcare, #define. + (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare. + (set_sizetype): Declare. + (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype): + Define. + * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes): + Convert result to sizetype. + (really_start_incremental_init, push_init_level): + Set type of constructor_bit_index to sbitsizetype. + (push_init_level): Use unsigned arithmetic to determine padding. + (output_init_element): Likewise. + +Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com) + + * combine.c (simplify_shift_const): Fix typo in last change. + +Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu> + + * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt))) + is (truncate (lshiftrt)). + +Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly. + Make sure result winds up in TGT. + (alpha_expand_unaligned_store): Use expand_binop properly. Allow + src to be other than DImode. + (alpha_expand_unaligned_load_words): Tidy. Take an offset argument. + (alpha_expand_unaligned_store_words): Likewise. + (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so + that source and destination are separately optimized for alignment. + (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN. + +Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com) + + * mips.md (adddi3_internal_2): Be consistent with adddi3 expander + with handling of -32768. + +Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a + shell variable argument instead of only hard coded functions. + (GCC_NEED_DECLARATIONS): New macro to accept multiple functions. + + * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one + call. Collapse multiple calls to GCC_NEED_DECLARATION into one + call to GCC_NEED_DECLARATIONS (new macro.) Check if we need + declarations for bcopy, bcmp and bzero. + + * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations. + + * gansidecl.h: If we have bcopy but don't declare it, then do so. + Likewise for bcmp and bzero. Only define macros for bcopy, bcmp, + bzero, index and rindex if they aren't already present. + +Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com) + + * toplev.c (close_dump_file): Wrap function prototype for + argument "func" in PROTO. + (dump_rtl): Likewise. + +Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu> + + * sparc.c (sparc_override_options): Make v8plus and ultrasparc set + MASK_V8PLUS. + (output_function_epilogue): Omit epilogue if nothing drops through. + (output_move_double): Supress int ldd usage on ultrasparc and v9. + (registers_ok_for_ldd_peep): Likewise. + (print_operand): Supress b,a on ultrasparc. Let Y accept a constant. + (ultrasparc_adjust_cost): New function. + (sparc_issue_rate): New function. + * sparc.h (MASK_VIS, TARGET_VIS): New + (MASK_V8PLUS, TARGET_V8PLUS): New. + (TARGET_HARD_MUL32, TARGET_HARD_MUL): New. + (TARGET_SWITCHES): Add vis and v8plus. + (REG_CLASS_FROM_LETTER): Accept d and b for VIS. + (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc. + (RTX_COSTS): Use TARGET_HARD_MUL + (ADJUST_COST): Call ultrasparc_adjust_cost. + (ISSUE_RATE): New. + * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users + of load & fp appropritely. + (supersparc function units): Adjust for Haifa. + (ultrasparc function units): Likewise. + (get_pc_via_rdpc): All v9, not just arch64. + (movdi_v8plus, movdi_v8plus+1): New. + (adddi3_sp32+1): New. + (subdi3_sp32+1): New. + (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS. + (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise. + (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise. + (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise. + (one_cmpldi2_sp32, one_cmplsi2): Likewise. + (ldd peepholes): Suppress for v9. + (return_adddi): Kill redundant test. Arg1 may be arith_operand. + (return_subsi): Revmove. + +Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu> + + * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register + save/restore MEM rtl. + +Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com) + + * configure.in: Check for declaration of abort. + * acconfig.h: Corresponding changes. + * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should + be declared. + +Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com) + + * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P + uses it. + +Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com) + + * configure.in: Check for atoq and atoll. + * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the + proper routine for converting ascii into long long values. + +Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de> + + * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case. + + * vmsconfig.com: Remove bytecode references. + + * alpha/vms.h (PREFIX): Define. + + * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove. + + * am-alpha.h: Don't include alloca for OPEN_VMS. + + * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define. + + * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define. + (GCC_INCLUDE_DIR): Define + + * make-cc.com, make-cccp.com, make-cc1.com: Removed. + * makefile.vms: New file. + + * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha. + + * alpha.c (output_prolog): Output '.name' directive + for minimal traceback information. + + * alpha.c (output_prolog): Don't prepend entry point symbols + with '$' on OPEN_VMS. + +Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu> + Jeffrey A Law (law@cygnus.com) + + * rtl.c (read_rtx): Use atol/atoq based upon disposition of + HOST_WIDE_INT. + + * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC + as needed. + * genemit.c (gen_exp): Likewise. + * genpeep.c (match_rtx): Likewise. + * genrecog.c (write_tree_1): Likewise. + + * c-lex.c (yyprint): Use proper format string based upon + disposition of HOST_BITS_PER_WIDE_INT. + (yylex): Put casts in right place for args to build_int_2. + +Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com) + + * combine.c: Fix typos in Jan27 changes. + +Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr> + + * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends. + (LINK_SPEC): Likewise. + (STARTFILE_SPEC): Likewise. + +1998-01-28 Mike Stump <mrs@wrs.com> + + * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after + reload completes. + * genattrtab.c (reload_completed): Define. + + * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete + comments. + +Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the + SUBREG_REG if the word count is unchanged, also in the input reload + case. Disable non-applicable sanity checks. + +Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com) + + * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC. + +Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com> + + * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define. + +Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com> + + * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO + is a TREE_VEC before trying to use it for baseclasses. + (Chill uses the same field for a different purpose.) + + * toplev.c (strip_off_ending): Generalize to endings up to 5 chars. + +Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi> + + * config.sub: More accurate determination of HP processor types. + +Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add + prototype for `handle_sysv_pragma', and make it static. Add + parentheses around assignment used as truth value. + + * combine.c (combine_instructions): Protect variable `prev' with + macro HAVE_cc0. + (can_combine_p): Protect variable `link' with AUTO_INC_DEC. + (extract_left_shift): Add parentheses around operand of &. + (merge_outer_ops): Avoid an empty body in an else-statement. + (gen_rtx_combine): Remove unused variable `i'. + + * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of + function monstartup `void'. Likewise for internal_mcount. Add + `static void' prototype for moncontrol. Reconcile sprintf format + vs. args. + + * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>. + Make return type of function_arg_slotno explicitly `int'. + (reg_unused_after): Add parentheses around assignment used as + truth value. + (save_regs): Add explicit braces to avoid ambiguous `else'. + (function_arg_slotno): Add parentheses around && within ||. + (function_arg_pass_by_reference): Likewise. + (sparc_flat_output_function_prologue): Reconcile fprintf format + vs. args. + + * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around + assignment used as truth value. + + * cplus-dem.c: Include <stdlib.h>. + (demangle_signature): Avoid an empty body in an else-statement. + (do_type): Remove unused variable `lvl'. + + * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS. + Include <string.h>/<strings.h>. + (cpp_lex): Remove unused variable `namelen'. + (cpp_lex): Explicitly declare `num_chars' as an int. + + * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include + <unistd.h> instead. Explicitly declare is_system_include + returning int. + (make_assertion): Remove unused variable `kt'. + (cpp_expand_to_buffer): Hide variable `obuf'. + (output_line_command): Remove unused variables, `line_end', + `line_cmd_buf' and `len'. + (macarg): Remove unused variable `arg_start'. + (special_symbol): Remove unused variable `i'. Add parentheses + around assignment used as truth value. + (do_include): Remove unused variables `pcfname' and `retried', + hide `pcf' and `pcfbuflimit'. + (do_line): Remove unused variable `i'. + (finclude): Hide variable `missing_newline'. + (cpp_handle_options): Remove unused variable `j'. + (read_token_list): Remove unused variable `eofp'. + (cpp_error_with_line): Remove unused variable `i'. + (cpp_warning_with_line): Likewise. + (cpp_pedwarn_with_line): Explicitly declare `column' as int. + (cpp_error_from_errno): Remove unused variable `i'. + + * cse.c (invalidate): Add parentheses around assignment used as + truth value. + (find_best_addr): Move declaration of variable `our_cost' inside + the conditional macro where its used. + (fold_rtx): Avoid an empty body in an if-statement. + (cse_insn): Wrap variables `this_insn_cc0_mode' and + `this_insn_cc0' in macro HAVE_cc0. + + * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>. + (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's. + (output_uleb128): Likewise. + (output_sleb128): Likewise. + (output_cfi): Likewise. + (output_call_frame_info): Remove unused variables `j', `fde_size' + and `fde_pad'. + (comp_unit_has_inlines): Hide declaration as per rest of file. + (size_of_line_prolog): Correct typo in prototype. + (add_arange): Likewise. + (output_aranges): Likewise. + (add_name_and_src_coords_attributes): Likewise. + (gen_array_type_die): Likewise. + (gen_inlined_subroutine_die): Likewise. + (equate_decl_number_to_die): Remove unused variable `i'. + (print_die): Reconcile format vs. args in fprintf's. + (print_dwarf_line_table): Likewise. + (output_die): Likewise. + (output_line_info): Likewise. + (add_subscript_info): Avoid an empty body in an else-statement. + (gen_subprogram_die): Remove unused variable `fp_loc'. + + * dwarfout.c: Explicitly declare `next_pubname_number' as int. + Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE + macro. Protect `src_coords_attribute' prototype with + DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die' + prototype as in the rest of the file. Likewise for + `output_pointer_type_die' and `output_reference_type_die'. Remove + prototype for `type_of_for_scope'. + (output_unsigned_leb128): Reconcile format vs. args in fprintf. + (type_attribute): Add explicit braces to avoid ambiguous `else'. + + * final.c: Include <stdlib.h> and <string.h>/<strings.h>. + (shorten_branches): Protect declaration of tmp_length with + SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros. + (profile_function): Protect declaration of `sval' and `cxt' + variables with appropriate macros. + (final_scan_insn): Likewise for `note' variable. Add explicit + braces to avoid empty body in an if-statement. + (output_asm_insn): Move variable `i' inside macro conditional + where it is used. Add parentheses around assignment used as truth + value. + (asm_fprintf) Likewise, likewise. + + * fix-header.c (main): Remove unused variable `done'. Protect + declaration of `i' with FIXPROTO_IGNORE_LIST. + + * pexecute.c: Include <unistd.h>. Prototype `my_strerror'. + + * print-rtl.c (print_inline_rtx): Explicitly declare the parameter + `ind'. + + * profile.c: Include <string.h>/<strings.h>. + (instrument_arcs): Remove unused variables `note', `inverted', + `zero' and `neg_one'. + (branch_prob): Avoid empty body in an if-statement. + + * regclass.c: Include <stdlib.h>. + (reg_alternate_class): Explicitly declare parameter `regno'. + + * regmove.c (regmove_optimize): Remove unused variable `p'. Add + parentheses around assignment used as truth value. + (find_matches): Remove unused variables `output_operand' and + `matching_operand'. + (fixup_match_1): Remove statement with no effect: "if (0) ;". + + * scan.c (sstring_append): Explicitly declare `count' as int. + (scan_string): Explicitly declare parameter `init' as int. + + * sched.c: Include <stdlib.h>. + (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |. + (rank_for_schedule): Add parentheses around assignment used as + truth value. + (schedule_block): Likewise. + (regno_use_in): Likewise. + (schedule_insns): Remove unused variable `i'. + + * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>. + (v_message_with_decl): Remove unused variable `n'. + (botch): Explicitly declare parameter `s' as char *. + (main): Add parentheses around assignment used as truth value. + + * tree.c (make_node): Protect the variable `kind' with the + GATHER_STATISTICS macro. + (real_value_from_int_cst): Move variable `e' inside conditional + macro area where it is used. + (tree_last): Add parentheses around assignment used as truth value. + (build1): Protect the variable `kind' with the GATHER_STATISTICS + macro. + (print_obstack_statistics): Reconcile format vs. args in fprintf. + Protect variables `i', `total_nodes', and `total_bytes' with the + GATHER_STATISTICS macro. + +Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com) + + * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add + some comments regarding use of dead_or_set_p. + +Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com> + + * fixincludes: Tweak fix for struct exception in math.h + +Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com) + + * mips/mips.c (mips_expand_prologue,mips_expand_epilogue): + Change mode of registers used to add/sub from + hard_frame_pointer_rtx from word_mode to Pmode. + +Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com> + + * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use + asm_output_aligned_bss() instead of asm_output_bss(). + + * toplev.c (rest_of_compilation): Replace references to + stack_reg_dump_file and dbr_sched_dump_file with references to + rtl_dump_file. + +Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl> + + * tlink.c (scan_linker_output): Call fclose() for opened files. + +Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (output_epilog [!VMS]): Don't tag global functions if + compiling with -fpic -- we want to be able to override symbols + properly. + (alpha_expand_block_move): Fix thinko in last change. + + * alpha.h (ASM_OUTPUT_MI_THUNK): New define. + * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define. + * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef. + +Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com> + + * alpha.md (abssf, absdf): Revert last change. + +Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu> + + * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO. + * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0. + +Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com) + + * emit-rtl.c (gen_lowpart_common): Handle more case where converting + a CONST_INT into SFmode. + +Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com> + + * flags.h: New flag (optimize_size). + * toplev.c (main): Parse -Os option and set optimize_space + accordingly. + * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define + __OPTIMIZE_SIZE__ when compiling with -Os. + * config/dsp16xx/dsp16xx.h, config/i386/i386.h, + config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h, + config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument + to macro. + * config/i386/i386.c (optimization_options): Accept new SIZE argument. + +Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de> + + * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl + stuff only if MCT_TEXT is #define'd. + +Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at> + + * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32 + configurations. + +Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com> + + * toplev.c: Add -dM command line option to dump RTL after the + machine dependent reorganisation pass, if there is one. + Reorganise RTL dump code, so that only one file handle is + needed. + +Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com> + + * except.c (check_exception_handler_labels): Disable warning when + flag_syntax_only. + +Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com> + + * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P. + +Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * c-decl.c (grokdeclarator): Get parameter tags from + last_function_parm_tags. + * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before + traversing the parameter types. + (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context. + +Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com) + + * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and + the default case. + (get_shift_alg): Fix typo. + +Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg. + +Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com> + + * toplev.c (get_run_time): Make sure each case gets its variables. + +Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com> + + * configure.in (build_xm_file): Add auto-config.h if host=build. + (host_xm_file_list): Don't add $(srcdir) to auto-config.h. + (build_xm_file_list): Likewise. + * configure: Rebuild. + +Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk> + + * recog.c (validate_replace_rtx_1): Only perform substitutions + of arguments to commutative and comparison operators once. + +Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * sparc.c (output_cbranch): Add default case in + enumeration switch. + + * reorg.c (insn_sets_resource_p): Correct typo in prototype. + (emit_delay_sequence): Eliminate unused parameter, all callers + changed. + (fill_simple_delay_slots): Likewise. + (fill_slots_from_thread): Likewise. + (fill_eager_delay_slots): Likewise. + (mark_referenced_resources): Add default case in enumeration switch. + (mark_set_resources): Likewise. + (rare_destination): Likewise. + (mostly_true_jump): Likewise. + (find_dead_or_set_registers): Likewise. + (redirect_with_delay_slots_safe_p): Remove unused variable `slots'. + (update_reg_unused_notes): Remove unused variable `p'. + (mark_target_live_regs): Remove unused variables `next' and + `jump_count'. + (fill_simple_delay_slots): Remove unused variable `j'. + (fill_slots_from_thread): Add parentheses around assignment used + as truth value. + (dbr_schedule): Likewise. + + * objc/Make-lang.in (objc.stage1): Depend on stage1-start. + (objc.stage2, objc.stage3, objc.stage4): Likewise. + +Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org> + + * cse.c (simplify_ternary_operation): Don't try to simplify + IF_THEN_ELSE expressions (created by combine) that don't use + relational operators. + +Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com) + + * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE + simplifications. + + * crtstuff.c (init_dummy): Keep the epilogue in the init + section for non-ELF systems. + +Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.md (movqi_i+1): New peephole. + +Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com> + + * Makefile.in: Remove remaining bytecode stuff. + * emit-rtl.c, expr.c: Likewise. + +Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com) + + * toplev.c (lang_options): Add unknown-pragma options. + +Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com> + + * dwarfout.c (byte_size_attribute): Simplify and fix - don't need + special (and incomplete) handling for Chill arrays. + +Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu> + + * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available, + to get clock rate. + +Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com) + + * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16. + +1998-01-22 scott snyder <snyder@d0sgif.fnal.gov> + + * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in + .frame directive instead of FRAME_POINTER_REGNUM. + +Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au> + + * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881. + (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__. + * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES. + (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise. + (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__. + * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32. + (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000. + (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000, + mcpu32 or m5200. + * longlong.h: Replace __mc68332__ with __mcpu32__. + +Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com> + + * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test + to require the SUBREG mode to be smaller than the SUBREG_REG mode. + * reload1.c (eliminate_regs): Likewise. + +Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com) + + * regmove.c (find_matches): Initialize matches->earlyclobber too. + +Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com> + + * alpha.md (abssf2, absdf2): Disable in IEEE mode. + (negsf2, negdf2): Use proper subtract in IEEE mode. + +Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com) + + * Makefile.in: Remove more bytecode stuff. + * expr.c, stmt.c, config/msdos/top.sed: Likewise. + * vax/xm-vms.h, winnt/config-nt.sed: Likewise. + * f/install.texi, objc/Make-lang.in: Likewise. + + * Makefile.in: Remove all bytecode support. + (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS. + * emit-rtl.c: Remove all bytecode support. + * expr.c, expr.h function.c, integrate.c: Likewise. + * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise. + * tree.h, varasm.c: Likewise. + * config/m68k/m68k.h: Likewise. + * bi-*, bc-*, bytecode*: Delete bytecode related files. + * modemap.def: Likewise. + +Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com) + + * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3, + umodsi3,umoddi3): Handle mips16 div/mod by a constant. + +Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com> + + * i386.md (push): Prohibit symbolic constants if flag_pic. + (movsi+1): Likewise for move to non-register. + +Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com> + + * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host. + (print_operand): Handle 0xffffffff on 32 bit host. + + * configure.in (thread_file): Rename uses before main loop to + target_thread_file. Initialize to empty in main loop. Set thread_file + to target_thread_file after main loop if not set. + * configure: Rebuild. + + * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT. + (add_values_to_cover): Revert last change (which had no ChangeLog + entry). + (simplify_with_current_value_aux): Handle CONST_INT. + +Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * unprotoize.c: Define UNPROTOIZE first, to actually take effect. + +Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com> + + * configure.in: Add cpp stringify test. + * acconfig.h (HAVE_CPP_STRINGIFY): New tag. + * gengenrtl.c: Use it. + * configure, config.in: Rebuild. + +Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make. + +Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com> + + * configure.in: Find declaration for sbrk. + * acconfig.h (NEED_DECLARATION_SBRK): New tag. + * config.in, configure: Rebuild. + * mips-tfile.c: Properly protect declaration of sbrk and free. + * toplev.c: Properly protect declaration of sbrk. + +Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs. + +Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com) + + * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine. + +Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com) + + * configure.in (i960-wrs-vxworks): Default to latest vxworks release. + +Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu> + + * combine.c (force_to_mode, nonzero_bits): Correctly optimize + constant offset computations from objects with known alignment in + the presence of STACK_BIAS. + + * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where + necessary. + (const_hash): Hash val is unsigned long. + (SYMHASH): Likewise. + + * tree.c (TYPE_HASH): Type of hash val is unsigned long. + + * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a + char pointer, not HOST_WIDE_INT. + (print_node): Likewise. Also hash is unsigned long not + HOST_WIDE_INT. + + * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT. + + * explow.c (optimize_save_area_alloca): New function for targets + where SETJMP_VIA_SAVE_AREA is true. + (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets, + compute the amount of stack space needed should we find later that + setjmp is never called by this function, stuff rtl for this inside + a REG_NOTE of the final SET of stack_pointer_rtx. + * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and + current_function_calls_alloca, call optimize_save_area_alloca. + +Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com) + + * i386.md: Remove redundant integer push patterns. + Don't bother checking for TARGET_PUSH_MEMORY when + pushing constants or registers. + +Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu> + J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl> + + * pexecute.c (pexecute): New function for mingw32. Supports pipes. + (pwait): New function for mingw32. + + * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32 + pipe support is broken for now. + +1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM> + + * emit_rtl.c (init_emit_once): Ensure that potential aliasing + between frame_pointer_rtx, hard_frame_pointer_rtx, and + arg_pointer_rtx is respected in initialization. + (init_emit_once): Use gen_rtx_raw_REG() to create + return_address_pointer_rtx. + + * reorg.c: #include "expr.h" for rtx prototypes. + * Makefile.in (reorg.o): Depend on expr.h + +Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za> + + * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and + local_prefix to sub-make invocations. + +Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com> + + * objc-parse.c: Recognize protocol qualifiers in class definitions. + +Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com) + + * rtl.h: Fix typos. + + * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for. + * configure.in: Check for atol. + * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL. + + * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX. + + * loop.c (find_and_verify_loops): When attempting to move insns from + inside the loop outside the loop, create a BARRIER if no suitable + one was found. + + * jump.c (jump_optimize): Remove Dec 17, 1997 chance in + favor of an equivalent change from gcc-2.8. + + * i386/x-sco5 (CC): Remove trailing whitespace. + +Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gengenrtl.c (type_from_format): De-ANSIfy function signature. + (accessor_from_format): Likewise. + (xmalloc): New function for use when linking with alloca.o. + +Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> + + * frame.c (find_fde): Correct FDE's upper bound. + +Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com> + + * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version. + +Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com) + + * calls.c (expand_call): Move #ifdef code out of macro argument + lists. + (emit_library_call, emit_library_call_value): Likewise. + +Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com) + + * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes. + +Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com> + + * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO; + change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...). + * caller-save.c, calls.c, combine.c, cse.c: Likewise. + * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise. + * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise. + * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise. + * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise. + * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise. + * unroll.c, varasm.c: Likewise. + * config/alpha/alpha.c, config/alpha/alpha.md: Likewise. + +Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com) + + * mips.h: Fix some type-o's from a previous change. + +Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com) + + * loop.c (check_dbra_loop): Make sure initial value is a + CONST_INT before trying to normalize it. + +Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com) + + * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h. + +Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl> + + * cppexp.c: Include gansidecl.h + +Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com> + + * svr4.h (LINK_SPEC): Never specify -h. + * ptx4.h (LINK_SPEC): Likewise. + * rs6000/sysv4.h (LINK_SPEC): Likewise. + * sparc/sol2.h (LINK_SPEC): Likewise. + +Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com) + + * c-typeck.c (comptypes): Exit early on NULL input. + + * haifa-sched.c (schedule_insns): Correctly remove inter-block + dependencies after reload. + +Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> + + * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__. + +Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de> + + * alpha/vms.h (DIR_SEPARATOR): define + +Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> + + * Makefile.in (stamp-proto): Remove. + (protoize.o, unprotoize.o): Straightforward compile. + * unprotoize.c: Define UNPROTOIZE here, not in the Makefile. + +Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu> + + * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip + off the trailing @[NUM] added by ENCODE_SECTION_INFO. + +Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com) + + * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now. + * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise. + * sparc/netbsd.h, vax/netbsd.h: Likewise. + +Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp> + + * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now. + +Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com> + + * configure.in (target_cpu_default, target_cpu_default2): Use double + quotes around them when testing their value. + * configure: Rebuilt. + +Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu> + + * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx + to allocate rtx. + (gendef): Call obstack_alloc_rtx. + +Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com) + + * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4 + for now. + +Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu> + + * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value + of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead. + (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include. + +Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com> + + * mips.md (return_internal): Change mode from SImode to VOIDmode. + +Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com> + + * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle + "-static". + +Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com> + + * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode + suffix from operand 3. + +Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> + Jeffrey A Law (law@cygnus.com) + + * regmove.c: New implementation of regmove pass. + * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove + decls, make them have external linkage. Return a value from + optimize_reg_copy_1. + * reload.h (count_occurrences): Add decl. + * reload1.c (count_occurrences): Delete decl, make it have external + linkage. + * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare. + +Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com) + + * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P + if it is not defined. + +Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com> + + * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits. + * emit-rtl.c (gen_rtx): Move special code to ... + (gen_rtx_CONST_INT): New function. + (gen_rtx_REG): New function. + (*): Update all calls to gen_rtx. + * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO. + * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators. + (GEN_INT): Call gen_rtx_CONST_INT. + * gengenrtl.c: New file. + +Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu> + + * alias.c (*_dependence): Call base_alias_check before canon_rtx. + (base_alias_check): If no base found for address call canon_rtx and + try again. + +Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com) + + * mips.c (mips_expand_prologue): Handle large frame with no outgoing + arguments for mips16. + (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns. + Don't lose if tsize is zero after handling large stack for mips16. + * mips.md (return): For trivial return, return address is in $31. + +Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk> + + * mips/mips16.S: Various changes to make it work with -msingle-float + and -EL. + +Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com> + Ian Lance Taylor <ian@cygnus.com> + Jeff Law <law@cygnus.com> + + * mips.c, mips.h, mips.md: First cut at merging in mips16 + support. Major modifications throughout all three files. + +Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov> + + * configure.in: Make gthr-default.h a forwarding header instead of + a symlink. + +Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gcov-io.h: Include sys/types.h to ensure we get size_t. + + * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf. + +Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com) + Jeffrey A Law (law@cygnus.com) + + * crtstuff.c (__frame_dummy): New function for irix6. + (__do_global_ctors): Call __frame_dummy for irix6. + * iris6.h (LINK_SPEC): Hide __frame_dummy too. + +Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu> + + * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS. + +Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com> + + * c-decl.c (init_decl_processing): Provide proper fallback symbol + for __builtin_memset. + * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE + not INTEGER_CST. Assert arg 3 is a constant. + + * alpha.c (mode_width_operand): Accept 64-bit modes. + (mode_mask_operand): Likewise. + (print_operand): Likewise for 'M' and 'U' codes. + (alpha_expand_unaligned_load): New function. + (alpha_expand_unaligned_store): Likewise. + (alpha_expand_unaligned_load_words): Likewise. + (alpha_expand_unaligned_store_words): Likewise. + (alpha_expand_block_move): Likewise. + (alpha_expand_block_clear): Likewise. + * alpha.h (MOVE_RATIO): New define. + * alpha.md (extxl, ext*h, ins*l, mskxl): Name them. + (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New. + + * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3. + (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable. + +Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com> + + * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value. + * configure: Update. + +Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com) + + * emit-rtl.c (operand_subword): Correctly handle extracting a word + from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN. + + * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate + for first argument. + +Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com> + + * configure.in: Set and subsitute host_exeext. Use it when creating + the assembler and linker symlinks. + * configure: Rebuild. + * Makefile.in (exeext): Set to @host_exeext@. + (build_exeext): New variable, set to @build_exeext@. + (FLAGS_TO_PASS): Pass down build_exeext. + (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi* + programs. + +Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com) + + * mn10200.md (addsi3, subsi3): Fix thinkos. + +Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com> + + * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of + save+restore. Fix pic+big_offset delay slot. Use "pic" case for + unix always, since we want to be able to thunk to functions in a + shared library from an application. + +Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com> + + * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a. + (LIB1ASMSRC, LIB1ASMFUNCS): Define. + +Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com) + + * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the + offset's mode is not ptr_mode, convert it. + +Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com> + + * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross + compiling if it was already defined. + +Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com) + + * flow.c (find_basic_blocks): Don't create a new basic block + for calls in a LIBCALL block. + +Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu> + + * config/fp-bit.c (L_df_to_sf): Fix typo in last change. + +Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com) + + * cse.c (rtx_cost): Remove conflicting default case. + +Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com> + + * configure.in: Move default enabling of Haifa out of for loop. + * configure: Rebuild. + +Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +1997-12-25 Teemu Torma <tot@trema.com> + + * Makefile.in (GTHREAD_FLAGS): New var. + (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS). + (distclean): Remove gthr-default.h. + + * configure.in: Accept dce as a thread package. + Check for thread.h and pthread.h. + Link gthr-default.h to appropriate thread file and set + gthread_flags. + (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and + include multilib definitions from pa/t-dce-thr. + (sparc-*-solaris2*): Enable threads by default, if thread.h or + pthread.h is found, preferring posix threads over solaris ones. + + * config/pa/t-dce-thr: New file. + * config/pa/t-pa: Removed multilibs. + * config/sparc/t-sol2: Ditto. + + * gthr.h: New file. + * gthr-single.h: New file. + * gthr-posix.h: New file. + * gthr-solaris.h: New file. + * gthr-dce.h: New file. + * libgcc-thr.h: Removed. + * objc/thr-dce.c: New file copied from thr-decosf1.c. + + * frame.c: Include gthr.h instead of libgcc-thr.h. + * libgcc2.c: Include gthr.h instead of libgcc-thr.h. + (eh_context_initialize): If __gthread_once fails, use static eh + context. + (eh_context_free): Call __gthread_key_dtor. + +Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com) + + * expr.h (MUST_PASS_IN_STACK): Allow target port to override. + +Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com> + + * cse.c (max_insn_uid): New variable. + (cse_around_loop): Use max_insn_uid. + (cse_main): Set max_insn_uid. + + * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT, + and define __LONG_MAX__ appropriately. Add support for -mabi=X, + -mlong64, and -mgp{32,64} options. + * mips.c (mips_abi): Change type to int. + * mips.h (enum mips_abi_type): Delete. + (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants. + (mips_abi): Change type to int. + +Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu> + + * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check; + optimization is now always enabled. + + * calls.c (expand_call): Recognize C++ operator new as malloc-like + function. + + * alias.c (memrefs_conflict_p): Eliminate tests now done by + base_alias_check. + (*_dependence): Call canon_rtx before base_alias_check. + (init_alias_once): New function to precompute set of registers which + can hold Pmode function arguments. + + * rtl.h: Declare init_alias_once. + + * toplev.c (compile_file): Call init_alias_once. + +Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com) + + * tree.c (restore_tree_status): Do not dereference a null pointer. + +Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>: + + * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to + RLIMIT_STACK. This maintains consistency with the recent, similar + patch to cccp.c and toplev.c. + +Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com> + + * genattrtab.c (expand_units): For large nr opclasses, expand + function_units_used with ORX to prevent blowups. Tag with FFS. + (num_unit_opclasses): New variable. + (gen_unit): Update it. + (enum operator): Add ORX_OP. + (operate_exp): Treat ORX as or, except don't expand across an if. + Reuse number rtx's after operating on them. + (check_attr_value): Accept IOR, AND, & FFS. + (write_test_expr): Transmute `in_comparison' to `flags'. Allow + for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE. + (write_expr_attr_cache, write_toplevel_expr): New functions. + (write_attr_get): Handle FFS-tagged expressions. + (make_canonical): Don't expand const attributes. + (convert_const_symbol_ref): Dike out. + (evaluate_eq_attr): Handle SYMBOL_REF. + (main): Don't emit get_attr_foo for const attributes. + + * alpha.c (override_options): Reinstate PROCESSOR_EV6. + (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests. + * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly. + * alpha.md: Redo all of the scheduling, adding EV6 support, and + combining function units where possible. + (attr "type"): Split loads, stores, cmov into int/fp. Combine + multiplies and divides. Add EV6 sqrt, ftoi, itof. + (attr "opsize"): New attribute. + (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns. + (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX + to control register allocation. + (movsi2-1, movdi2-1): Likewise. + +Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com> + + * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, + MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC): + Move OSF/1 specific defines out. + * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS): + Move Linux specific defines out. + (LINK_SPEC): Genericize. + (ASM_FILE_START): Emit .arch if using more than the base insn set. + (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version. + (SDB_DEBUGGING_INFO): Remove; gas can't handle it. + (HANDLE_SYSV_PRAGMA): Define. + * alpha/osf.h: New file. + * alpha/linux.h: Split. Retain file-format independant defines. + Import Linux bits from elf.h. + (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES + (FUNCTION_PROFILER): _mcount takes its address in $28. + (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef. + * alpha/linux-ecoff.h: New file. + * alpha/linux-elf.h: New file. + * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h. + * alpha/win-nt.h (TARGET_DEFAULT): Define. + * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]: + Add new headers as appropriate. + + * configure.in (alpha*): Enable Haifa by default. + (*-*-winnt3*): Change to winnt*, since we're not v3 specific. + * configure: Rebuild. + +Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com> + + * Makefile.in (clean): Remove the stages with their objects here ... + (distclean): ... instead of here. + +Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * cse.c (rtx_cost): Add default case in enumeration switch. + * fix-header.c (recognized_macro): Likewise. + (recognized_extern): Likewise. + (write_rbrac): Likewise. + * objc/objc-act.c (encode_aggregate): Likewise. + (gen_declarator): Likewise. + (gen_declspecs): Likewise. + +Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (create_reg_dead_note): Detect and handle another + case where we kill more regs after sched than were killed before + sched. + * sched.c (create_reg_dead_note): Similarly. + +Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com) + + * c-pragma.c: Include flags.h. + +Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu> + + * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything + about system headers. + (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32 + and also to resolve symbols in prefix.c. + + * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict + between gansidecl.h and newlib's _ansi.h when building libgcc2.a, + when the definitions in auto-config.h is not visible. + (HAVE_BZERO): Likewise. + (HAVE_BCMP): Likewise. + (HAVE_RINDEX): Likewise. + (HAVE_INDEX): Likewise. + +Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com) + + * pa.c (emit_move_sequence): Handle a function label source + operand. + +Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com + + * c-pragma.c (handle_pragma_token): Generate warning messages + about unknown pragmas if warn_unknown_pragmas is set. + + * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command + line option to set variable: warn_unknown_pragmas. + +Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de> + + * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the + definition. + (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'. + +Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define. + (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to + generate more fine grained floating point emulation libraries. + * config/fp-bit.c: Add protecting #ifdef to all functions so + that they can be compiled separately. If !FINE_GRAINED_LIBRARIES, + then compile all suitable functions. + (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two + underscores to avoid namespace pollution. + * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c + (FPBIT): Define. + * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c + (FPBIT): Define. + (DPBIT): Define. + +Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + Jeff Law <law@cygnus.com> + + * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning + of the declaration. + * c-decl.c (finish_decl): Use parentheses around && within ||. + * rtl.c: Include stdlib.h. + (read_skip_spaces): Add parentheses around assignments used as + truth values. + (read_rtx): Initialize list_rtx. + * cppexp.c (parse_number): Use || when operands are truth values. + * alias.c (find_base_value): Add default case. + (memrefs_conflict): Likewise. + * combine.c (sets_function_arg_p): Likewise. + * genemit.c (gen_exp): Likewise. + * local-alloc.c (contains_replace_regs): Likewise. + * rtlanal.c (jmp_uses_reg_or_mem): Likewise. + * fold-const.c (fold_convert): Use "&&" for truth values. + (fold): Add default case. + * sdbout.c (sdbout_field_types): Fix typo in declaration. + (sdbout_one_type): Add default case. + * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS. + (some_operand): Add default case. + (input_operand): Likewise. + (signed_comparison_operator): Likewise. + (divmod_operator): Likewise. + (alpha_set_memflags_1): Likewise. + * reload1.c (reload_cse_simplify_operands): Ensure function + always returns a value. + * scan-decls.c (scan_decls): Likewise. + * c-lex.c (skip_white_space): Fix typo in declaraion. + * c-typeck.c (comp_target_types): Add parentheses around assignment + used as truth value. + (print_spelling): Likewise. + (constructor_implicit, constructor_result): Remove unused variables. + * collect2.c (scan_library): Protect prototype with + #ifdef SCAN_LIBRARIES. + * emit-rtl.c (find_line_note): Fix typo in declaration. + * final.c (asm_insn_count): Protect prototype with + #ifdef HAVE_ATTR_length. + * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC. + (try_pre_increment_1, try_pre_increment): Likewise. + * regclass.c (auto_inc_dec_reg_p): Protect prototype with + #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit. + * gcov-io.h (__store_long, __write_long, __read_long): Fix + unsigned/signed comparisons. + * gcov.c (read_files): Remove unused "first_type" variable. + (scan _for_source_files): Initialize s_ptr. + (function_summary): Eliminate "%lf" formatting, use %ld for + longs. + (output_data): Initialize branch_probs and last_line_num. + Eliminate "%lf" formatting, use "%ld" for longs. + +Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com> + + * mips16.S: New file. + + * libgcc2.c (varargs): Handle mips16. + + * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an + expression. + * stmt.c (expand_end_case): Likewise. + * alpha.h (CASE_VECTOR_PC_RELATIVE): Update. + * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise. + * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise. + +Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in + the build directory. + (libobjc.a): Update dependency list. + (libobjc.dll): Likewise. Use libobjc_entry.o from the build + directory. + (objc/sendmsg.o): Add -Iobjc to find runtime-info.h. + (objc.mostlyclean): Remove runtime-info.h. + +Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com> + + * tree.c (build_range_type): Allow creation of ranges with no maximum. + * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE. + * dwarf2out.c (add_subscript_info): Likewise. + * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise. + * sdbout.c (plain_type_1): Likewise. + * stmt.c (pushcase_range, all_cases_count, node_has_high_bound): + Likewise. + * fold-const.c (int_const_binop, fold_convert, make_range, fold): + Likewise. + +Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * mips.c (fatal): Remove declaration. + +1997-12-18 Mark Mitchell <mmitchell@usa.net> + + * integrate.c (get_label_from_map): New function. + (expand_inline_function): Use it. Initialize the label_map to + NULL_RTX instead of gen_label_rtx. + (copy_rtx_and_substitute): Use get_label_from_map. + * integrate.h (get_label_from_map): New function. + (set_label_from_map): New macro. + * unroll.c (unroll_loop): Use them. + (copy_loop_body): Ditto. + +Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com> + + * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined. + (INIT_TARGET_OPTABS): Define. + * mips/ecoff.h: Include gofast.h before mips.h. + (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS. + * mips/elf64.h: Likewise. + * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define. + +Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com> + + * except.c: Remove register_exception_table{,_p}. + +Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com> + + * unroll.c (calculate_giv_inc): Handle constant increment found in + a MEM with an appropriate REG_EQUAL note. + + * calls.c (expand_call): Implement LOAD_ARGS_REVERSED. + + * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the + frame pointer in the prologue. + +Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com> + + * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added. + * i386/xm-sco5.h (USE_C_ALLOCA) Added. + +Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com> + + * config/m68k/m68k.c (output_function_prologue): Typecast + dwarf2out_cfi_label to (char *). + * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "". + +Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com> + + * sparc.md (jump): Don't use the annul bit around an empty loop. + Patch from Kevin.Kelly@East.Sun.COM. + +Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com) + + * jump.c: (jump_optimize): Don't use the return register as a + source1 of a conditional move. + +Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com> + + * sparc.c (DF_MODES): Or the mask not the bit number. + (function_arg) [ARCH64]: Send unprototyped arg to fp reg first. + +Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch> + + * combine.c (force_to_mode): return immediately if operand is a CLOBBER. + +Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * fixincludes (size_t): Add support for Motorola's stdlib.h + which fails to provide a definition for size_t. + (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3. + (strlen,strspn,strcspn return value): Handle different layout on sysV88. + (hypot): Provide a fake for hypot for m88k-motorola-sysv3. + + * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to + prevent unresolved externals in libio. + * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise. + +Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org) + + * config/sparc/linux64.h (LIBGCC_SPEC): Removed. + (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}. + (LIB_SPEC): Updated for glibc 2. + +Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com) + + * ginclude/stdarg.h: Undo BeOS changes, they break hpux. + * ginclude/varargs.h: Likewise. + +Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org) + + * frame.h (__register_frame, __register_frame_table, + __deregister_frame): New. + * frame.c (__register_frame, __register_frame_table, + __deregister_frame): New. + * frame.c (__deregister_frame_info): Return void *. + * frame.h (__deregister_frame_info): Ditto. + * collect2.c (__deregister_frame_info): Ditto. + +Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com> + + * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG. + +Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_cpu_name): New variable. + (alpha_mlat_string): Likewise. + (alpha_memory_latency): Likewise. + (override_options): Handle -mmemory-latency. + (alpha_adjust_cost): Adjust load cost for latency. + * alpha.h (TARGET_OPTIONS): Add meory-latency. + (REGISTER_MOVE_COST): Define in terms of memory_latency. Take + TARGET_CIX into account. + (MEMORY_MOVE_COST): Define in terms of memory_latency. + * invoke.texi (DEC Alpha Options): Document -mmemory-latency. + + * alpha.h (ASM_COMMENT_START): New macro. + +Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com> + + * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c, + dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change. + + * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the + SUBREG_REG if the word count is unchanged. + * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve + subregs of identical word size for push_reload. + +Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997 + + * toplev.c (rest_of_compilation): Don't call save_for_inline_copy + if all we're doing is dealing with -Wreturn-type. + +Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com> + + * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2): + Use and 255 instead of zapnot 1, since it schedules better. + +Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com) + + * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat + it as volatile. + +Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on + dependency we delete. Properly update prev for multiple consecutive + deletions. + (priority): Skip deleted dependence. + +Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com> + + * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod. + +Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com> + + * flow.c (flow_analysis): Be consistent with find_basic_blocks in + determining when a new basic block starts. + + * alpha/osf2or3.h (LIB_SPEC): Restore missing defn. + + * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS. + * pa.md (iorsi3): Add missing args to *_operand calls. + + * except.c (call_get_eh_context): Don't mess with sequences. + (emit_eh_context): Include the call in the sequence here. + +1997-12-11 Paul Eggert <eggert@twinsun.com> + + * collect2.c (write_c_file_glob): Allocate initial frame object + in static storage and pass its address. + +Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com> + + * except.c (call_get_eh_context): Don't take a parm. + Put the call at the top of the function. + (emit_eh_context): Adjust. + (get_eh_context): Replace with former use_eh_context. + (get_eh_context_once, get_saved_pc_ref): Remove. + (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove. + * except.h: Adjust. + * integrate.c (expand_inline_function): Adjust. + * toplev.c (rest_of_compilation): Don't call emit_unwinder. + +Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com> + + * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define. + (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise. + +Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * fixincludes (strlen,strspn,strcspn return value): Handle different + layout on sysV88. + (hypot): Provide a fake for hypot which is broken on + m88k-motorola-sysv3. + +Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu> + + * tree.c, tree.h: Change tree_code_type, tree_code_length, and + tree_code_name from pointers to arrays. + * tree.c: Remove standard_tree_code_* variables, no longer used. + * print-tree.c: Remove declaration of tree_code_name. + + * cp/lex.c (init_lex): Update for tree_code_* changes. + * objc/objc-act.c (init_objc): Likewise. + + * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code + changes. + +Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com> + + * config.sub: Add support for BeOS target. + * configure.in: Likewise. + * ginclude/stdarg.h: Likewise. + * ginclude/stddef.h: Likewise. + * ginclude/varargs.h: Likewise. + * rs6000/beos.h: New file for BeOS. + * rs6000/t-beos: Likewise. + * rs6000/x-beos: Likewise. + * rs6000/xm-beos.h: Likewise. + * toplev.c (get_run_time): Just return 0 on BeOS. + +Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com) + Toon Moene (toon@moene.indiv.nluug.nl) + + * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly + old and broken Sun3 assemblers. Newer versions handle large + offsets correctly as does the GNU assembler. + +Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu) + + * objc/objc-act.c (lang_report_error_function): Disable. + * objc/objc-parse.y: Include "output.h". + (yyerror): Remove redundant decl. + (yyprint): Fix prototype. + (apply_args_register_offset): Remove redundant decl. + (get_file_function_name): Likewise. + +Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com> + + * flow.c (find_basic_blocks): A CALL_INSN that can throw starts + a new basic block. + (find_basic_blocks_1): Likewise. + +Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com> + + * except.c (use_eh_context): Don't copy_rtx a REG. + (emit_throw): Lose old unwinder support. + (expand_internal_throw): Likewise. + * libgcc2.c (struct eh_context): Likewise. + (new_eh_context): Likewise. + (__get_eh_info): Lose redundant cast. + (__get_dynamic_handler_chain): Likewise. + (__get_saved_pc): Lose. + Lose all old unwinder support code. + +Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com> + + Thread-safe EH support for pthreads, DCE threads and Solaris threads. + + * integrate.c (expand_inline_function): If the inline fn uses eh + context, make sure that the current fn has one. + * toplev.c (rest_of_compilation): Call emit_eh_context. + * except.c (use_eh_context): New fn. + (get_eh_context_once): New fn. + (call_get_eh_context): New fn. + (emit_eh_context): New fn. + (get_eh_context): Call either get_eh_context_once or + call_get_eh_context, depending on what we have. + (get_dynamic_handler_chain): Call get_eh_context_once. + * except.h: Prototypes for fns above. + * optabs.c (get_eh_context_libfunc): Removed. + (init_optabs): Don't initialize it. + * expr.h (get_eh_context_libfunc): Removed. + * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT. + * config/pa/pa.h (CPP_SPEC): Support for -threads. + * config/pa/pa-hpux10.h (LIB_SPEC): Ditto. + * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): + New multilib for -threads. + * config/sparc/t-sol2: Added multilibs for -threads and + made -pthreads alias to it. + * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC): + Added -threads and -pthreads options. + * libgcc-thr.h: New file. + * libgcc2.c: (__get_cpp_eh_context): Removed. + (struct cpp_eh_context): Removed. + (struct eh_context): Replaced cpp_eh_context with generic language + specific pointer. + (__get_eh_info): New function. + (__throw): Check eh_context::info. + (__sjthrow): Ditto. + * libgcc2.c: Include libgcc-thr.h. + (new_eh_context, __get_eh_context, + eh_pthread_initialize, eh_context_initialize, eh_context_static, + eh_context_specific, eh_context_free): New functions. + (get_eh_context, eh_context_key): New variables. + (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use + get_eh_context to get the context. + (longjmp): Move the declaration inside + #ifdef DONT_USE_BUILTIN_SETJMP. + * frame.c: Include libgcc-thr.h. + (object_mutex): Mutex to protect the object list. + (find_fde, __register_frame, __register_frame_table, + __deregister_frame): Hold the lock while accessing objects. + * except.h (get_eh_context): Declare. + * except.c (current_function_ehc): Define. + (current_function_dhc, current_function_dcc): Removed. + (get_eh_context): New function. + (get_dynamic_handler_chain): Use get_eh_context. + (get_saved_pc_ref): Ditto. + (get_dynamic_cleanup_chain): Removed references to + current_function_dcc. + (save_eh_status, restore_eh_status): Save and restore + current_function_ehc instead. + * optabs.c (get_eh_context_libfunc): New variable. + (init_optabs): Initialize it. + * expr.h: Declare get_eh_context_libfunc. + * function.h (struct function): Replaced dhc and dcc with ehc. + * except.c (get_saved_pc_ref): New functions. + (eh_saved_pc_rtx, eh_saved_pc): Deleted. + (expand_internal_throw_indirect): Use get_saved_pc_ref() instead + of eh_saved_pc. + (end_eh_unwinder): Likewise. + (init_eh): Remove initialization of eh_saved_pc. + * optabs.c (get_saved_pc_libfunc): New variable. + (init_optabs): Initialize it. + * expr.h: Declare get_saved_pc_libfunc. + * except.h (eh_saved_pc_rtx): Deleted. + (get_saved_pc_ref): Declared. + + From Scott Snyder <snyder@d0sgif.fnal.gov>: + * libgcc2.c (__get_saved_pc): New. + (__eh_type, __eh_pc): Deleted. + (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc. + (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside + this fcn. + +Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu> + + * sparc/sol2.h: Use 64 bit multiply and divide functions in + Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE + as 0. + + * rtl.h (global_rtl): New variable, replacing separate variables for + commonly used rtl. + (const_int_rtx): Now array of rtx_def, not rtx. + * emit-rtl.c: Update for new rtl data structures. + * genattrtab.c: Define global_rtl. + +Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu> + + * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by + default. + +Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com> + + * crtstuff.c (__do_global_ctors): Fix typo. + +Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition + to RLIMIT_STACK to see if we can call getrlimit and setrlimit. + +Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu> + + * rs6000.h (FUNCTION_ARG_PADDING): Define. + * rs6000.c (function_arg_padding): New function. + +Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * m68k.c: Include tree.h only once. + +Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc. + +Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com) + + * Partially cleaned up prototyping code from HJ. + * tree.h: Add many prototypes. + * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn. + All references changed. + * rtl.h: Protect from multiple inclusions. Add many prototypes. + +Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com> + + * libgcc2.c (string.h): Hoist inclusion to occur before first use of + string functions like strlen. + +Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * configure.in: Check for functions getrlimit and setrlimit. + * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition + to RLIMIT_STACK to see if we can call getrlimit and setrlimit. + +Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu> + + * Makefile.in (compare*): Handle losing behavior from 4.4bsd make. + +Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com> + + * alpha.c (REG_RA, alpha_return_addr, output_epilog): + Fix merge problems. + + * alpha.c (override_options): Don't know about scheduling for EV6. + * alpha.md (ev5 function units): Don't overload as ev6. + + * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case. + * alpha.md (define_attr type): Add mvi. + (ev5_e0): Define sceduling parameters for it. + (TARGET_MAX insns): Type is mvi not shift. + +Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com> + + * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug. + +Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * cstamp-h, auto-config.h: Delete. + +Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com) + + * cccp.c: Fix typo brought over in merge. + + * Merge in changes from gcc-2.8. + +Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be> + + * m68k.c: Include tree.h for dwarf2out_cfi_label. + + * gcc.c (process_command): Do not take address of function fatal when + calling lang_specific_driver. + +Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu> + + * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling + doesn't work with it yet, so set it to 0. + * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define. + +Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch> + + * cse.c (cse_insn): Check for invalid entries when taking references. + +Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * loop.c (invariant_p): Don't test flag_rerun_loop_opt. + (loop_optimize, scan_loop, strength_reduce): New argument unroll_p. + * toplev.c (rest_of_compilation): Pass it. Remove code to + save / clear / restore flag_unroll_{,all_}loops. + +Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> + + * i386.c (notice_update_cc): Remove bogus pentium GCC code. + +Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com) + + * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR. + +Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com> + + * except.c (get_dynamic_handler_chain): Only make the call once per + function. + + * except.c (expand_end_all_catch): Fix for sjlj exceptions. + +Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.c (final_prescan_insn): Use local label prefix + when emitting .uses pseudo-ops. + +Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com> + + * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc. + * except.c: Lose outer_context_label_stack. + (expand_eh_region_end): Rethrow from outer_context here. + (expand_fixup_region_end): Let expand_eh_region_end do the rethrow. + (expand_internal_throw): Take no args. + (expand_internal_throw_indirect): Lose. + (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow. + (expand_start_all_catch): Start a rethrow region. + (expand_end_all_catch): End it. + (expand_rethrow): New fn. + * except.h: Reflect above changes. + * flow.c: Revert change of Nov 27. + +Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com) + + * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer. + +Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com> + + * except.c (expand_fixup_region_end): New fn. + (expand_fixup_region_start): Likewise. + (expand_eh_region_start_tree): Store cleanup into finalization here. + * stmt.c (expand_cleanups): Use them to protect fixups. + +Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com> + + * mips/mips.md (muldi3_r4000): Broaden the output template + and attribute assignments to handle three operand dmult; + rename to muldi3_internal2. + (muldi3): Call the new muldi3_internal2 for R4000, and + any GENERATE_MULT3 chip. + +Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com> + + * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start. + +Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com> + + * unroll.c (find_splittable_givs): Remove last change. Handle givs + with a dest_reg that was created by loop. + +Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu> + + * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch. + + * rs6000/aix41.h (ASM_CPU_SPEC): Define. + +Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com) + + * configure.in: Fix NCR entries. + +Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com) + + * flow.c (find_basic_blocks): Handle cfg issues for rethrows and + nested exceptions correctly. + + * unroll.c (find_splittable_givs): Don't split givs with a dest_reg + that was created by loop. + +Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com> + + * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR. + + * except.c (expand_start_all_catch): One more do_pending_stack_adjust. + +Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com> + + * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs. + (print_operand): Use SMALL_DATA_REG for the register involved in + small data relocations. + (print_operand_address): Ditto. + + * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if + -dynamic linker is not used. + + * rs6000.md (call insns): For local calls, use @local suffix under + System V. Don't use @plt under Solaris. + + * rs6000.c (output_function_profiler): Put label address in r0, and + store LR in 4(sp) for System V/eabi. + + * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16 + byte boundary, and maintain stack backchain. + +Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com> + + * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2, + fix_truncsfdi2): Change *. + +Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com> + + * toplev.c (main): Complain about -gdwarfn. + +Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com> + + * dwarfout.c (output_type): If finalizing, write out nested types + of types we've already written. + +Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com> + + (patches originally from Geoffrey Keating) + * rs6000.c (function_arg): Excess floating point arguments don't + go into GPR registers after exhausting FP registers under the + System V.4 ABI. + (function_arg_partial_nregs): Ditto. + + * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt + suffix to calls. + +Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com> + + * integrate.c (output_inline_function): Just unset DECL_INLINE. + +Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov> + + * dwarf2out.c (outout_call_frame_info): Ensure that the info has + proper alignment. + + * libgcc2.c (__throw): Initialize HANDLER. + +Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com> + + * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2, + fix_truncsfdi2): Change *X to ?*X. + +Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com) + + * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling. + +Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com) + + * crtstuff.c (do_global_dtors_aux): Handle multiple calls better. + +Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>: + + * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement. + +Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com> + + * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL. + * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc. + * expr.h: Likewise. + +Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com) + + * pa-hpux10.h (NEW_HP_ASSEMBLER): Define. + * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using + gas and not using the new HP assembler. + +Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (program_transform_cross_name): Clean up "-e" confusion. + (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise. + +Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com> + + * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for + TARGET_ENDIAN_DEFAULT == zero instead of testing for macro + definition. + +Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> + + * stmt.c (expand_end_bindings): Allow jump into block with cleanups. + +Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com> + + * except.h: Add outer_context_label_stack. + * except.c: Likewise. + (expand_start_all_catch): Push the outer_context for the try block + onto outer_context_label_stack. + (expand_end_all_catch): Use it and pop it. + +Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com) + + * i386/sco5.h (HAVE_ATEXIT): Revert last change. + +Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better. + +Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de> + + * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label + to correspond with the change to ASM_GENERATE_INTERNAL_LABEL. + +Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com> + + * Makefile.in (LIB2FUNCS): Remove C++ memory management support. + * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler, + __builtin_delete, and __builtin_vec_delete. + + * except.c (output_exception_table): Don't bother with + __EXCEPTION_END__. + +Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com) + + * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register + is an in/out operand. + (zero extended variants of stwm/stwm patterns): Similarly. + + * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE. + +Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com> + + * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4. + Use assemble_name. + (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name. + (output_call_frame_info): Emit a \n after using it. + +Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk> + + * configure.in: Add AC_ARG_ENABLE for Haifa as documentation. + +Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be> + + * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros. + (ASM_OUTPUT_DWARF_VALUE4): New macro. + (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is + defined. + (output_call_frame_info): Do not output forward label differences + if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined. + * m68k/mot3300.h (SET_ASM_OP): Define when not using gas. + +Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.md (attribute "type"): Add nil. + (movsi_ie): y/y alternative is type nil. + (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X + alternatives. + (movsf_ie+1): Delete. + +Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com> + + * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are + large_int, emit two insns instead of one splitable insn. + * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset + from cfa_temp_value, use cfa_offset. Add assert checking that + cfa_reg is SP. + +Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com> + + * cccp.c (deps_output): Properly quote file names for make. + +Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com) + + * t-h8300 (MULTILIB_EXCEPTIONS): Define. + +Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com) + + * i386/sco5.h (HAVE_ATEXIT): Delete definition. + +Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com) + + * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl + return. + (cse_end_of_basic_block): Similarly. + +Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com> + + * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define. + (SELECT_RTX_SECTION): Define. + (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC. + +Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * Makefile.in (compare, compare-lean): Define $stage for each + shell command. + (gnucompare, gnucompare-lean): Likewise. + +Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com) + + * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets. + + * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label + to correspond with the change to ASM_GENERATE_INTERNAL_LABEL. + +Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com) + + * dwarfout.c (byte_size_attribute): Add local var upper_bound + and add case to handle STRING_TYPE. + * dwarfout.c (output_string_type_die): Fix code to generate + correct string length attribute for fixed length strings. + Still needs support for varying length strings. + +Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com) + + * toplev.c (get_run_time): Do something sensible for cygwin32. + +Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com> + + * expr.c (expand_builtin_setjmp): Set + current_function_has_nonlocal_label. + * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill + call-saved registers across calls. + + * alpha.md (exception_receiver): Remove. + (nonlocal_goto_receiver_osf): New + (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver. + (nonlocal_goto_receiver): New, select _osf or _vms. + + * alpha.c (output_prolog [*]): Prefix entry labels with '$' to + keep them from being propogated to the object file. + (alpha_write_linkage): Likewise. + * alpha.md (call_vms): Likewise. + (call_value_vms): Likewise. + (unnamed osf call insns): Likewise. + + * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label. + (ASM_GENERATE_INTERNAL_LABEL): Likewise. + + * alpha.c (call_operand): Any reg is valid for WinNT. + * alpha.md (call_nt, call_value_nt): Don't force address into $27. + (anon nt calls): Add 'R' alternative. + * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, + INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs. + +Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com) + + * calls.c (expand_call): Handle pcc_struct_value correctly for C++. + + * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines. + * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise. + * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise. + +Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com> + + * reload1.c (new_spill_reg): Improve fixed or forbidden register + spill error message. + +Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise, + use varargs.h. Wrap header with <>, not "". + +Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com) + + * integrate.c (save_for_inline_copying): Add return value from + savealloc. + +Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com> + + * fixincludes: Be a little more restrictive on what we will + substitute to replace definitions of MAXINT for HPUX. + +Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com> + + * dbxout.c (dbxout_symbol_location): Don't assume that variables + whose address is the stack or argument pointers are indirect + pointers. + +1997-11-13 Paul Eggert <eggert@twinsun.com> + + * cccp.c, cpplib.c (compare_defs): + Don't complain about arg name respellings unless pedantic. + * cpplib.c (compare_defs): Accept pfile as new arg. + All callers changed. + +Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * fold-const.c (fold_truthop): Fix bug in last change. + +1997-11-13 Paul Eggert <eggert@twinsun.com> + + Fix some confusion with IEEE minus zero. + + * real.h (REAL_VALUES_IDENTICAL): New macro. + + * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros. + * fold-const.c (operand_equal_p): Don't consider -0.0 to be + identical to 0.0. + * tree.c (simple_cst_equal): Don't consider -0.0 to have the + same tree structure as 0.0. + + * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL + macro instead of doing it by hand. + +Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com) + + * v850/lib1funcs.asm: Minor whitespace changes. + * v850.c: Fix minor formatting problems in many places. + (construct_restore_jr, construct_save_jarl): Remove unwanted aborts. + +Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com> + + * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and + xplus1 when xplus0 is not a register. + +Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com) + + * flow.c (find_basic_blocks): During marking phase, if we encounter + an insn with a REG_LABEL note, make the target block live and + create an edge from the insn to the target block. Do not make + edges from all blocks to the target block. + + * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers. + + * confiugre.in: Tweak NCR entries. + * configure: Rebuilt. + +Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com> + + * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to + pick apart floating point values, instead of using CONST_DOUBLE_LOW + and CONST_DOUBLE_HIGH. + + * rs6000.md (define_splits for DF constants): Use the appropriate + REAL_VALUE_* interface to pick apart DF floating point constants in + a machine independent fashion. + +Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * fold-const.c (fold_truthop): When changing a one-bit comparison + against zero into a comparison against mask, do a proper sign + extension. + +Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com) + + * except.c: Do not include "assert.h". + (save_eh_status): Turn asserts into conditional aborts. + (restore_eh_status, scan_region): Likewise. + * dwarfout.c: Do not include "assert.h". + (bit_offset_attribute): Turn asserts into conditional aborts. + (bit_size_attribute, output_inlined_enumeration_type_die): Likewise. + (output_inlined_structure_type_die): Likewise. + (output_inlined_union_type_die): Likewise + (output_tagged_type_instantiation): Likewise. + (dwarfout_file_scope_decl): Likewise. + * dwarf2out.c: Do not include "assert.h" + (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts. + (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise. + (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise. + (add_bit_size_attribute, scope_die_for): Likewise. + (output_pending_types_for_scope): Likewise. + (get_inlined_enumeration_type_die): Likewise. + (get_inlined_structure_type_die): Likewise. + (get_inlined_union_type_die, gen_subprogram_die): Likewise. + (gen_tagged_type_instantiation_die): Likewise. + + * flow.c (find_basic_blocks): Refine further to get a more correct + cfg, especially in the presense of exception handling, computed + gotos, and other non-trivial cases. Call abort if an inaccuracy + is detected in the cfg. + +Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts. + + * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions. + (skip_white_space): Use whitespace_cr. + (check_newline): Handle whitespace more consistently. + +Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com> + + * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX. + * i386/xm-cygwin32.h (POSIX): Define. + +Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com> + + * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit + is available elsewhere. + +Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com> + + * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match + what the instruction can handle. + +Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com> + + * stmt.c (expand_decl_cleanup_no_eh): New fn. + + * except.c (expand_leftover_cleanups): do_pending_stack_adjust. + +Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com) + + * alias.c (MAX_ALIAS_LOOP_PASSES): Define. + (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES. + +Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu> + + * rs6000.md (lshrdi3_power): Delete '&' from first alternative and + swap instruction order. + +Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com) + + * fixinc.svr4 (__STDC__): Add another case. + +Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying + addresses in the epilogue delay slot. + +Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de) + + * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace + in generated `specs' file. + +Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com) + + * flags.h (flag_rerun_loop_opt): Declare. + * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt. + * toplev.c (flag_rerum_loop_opt): Delete static. + +Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + Bring over from FSF: + + Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * va-sh.h (__va_arg_sh1): Define. + (va_arg): Use it. + SH3E doesn't use any integer registers for subsequent arguments + once a non-float value was passed in the stack. + * sh.c (machine_dependent_reorg): If optimizing, put explicit + alignment in front label for ADDR_DIFF_VEC. + * sh.h (PASS_IN_REG_P): Fix SH3E case. + (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length. + + Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including + svr4.h. + + Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh.c (machine_dependent_reorg): When -flag_delayed_branches, + put an use_sfunc_addr before each sfunc. + * sh.md (use_sfunc_addr, dummy_jump): New insns. + (casesi): For TARGET_SH2, emit a dummy_jump after LAB. + + Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine. + +Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com> + + * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for + linked once FDEs. + +Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com) + + * alias.c (find_base_value): Only return the known base value for + pseudo registers. + +Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com> + + * i386.c (load_pic_register): Call prologue_get_pc_and_set_got. + * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE + to pattern. + (prologue_get_pc_and_set_got): New pattern. + +Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com) + + * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse + for SUBREG, just fall through. + + * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero. + + * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake. + +Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com) + + * fixincludes: Fix "hypot" prototype in NeXT math.h. + + * Makefile.in (USE_ALLOCA): Always include alloca.o. + (USE_HOST_ALLOCA): Likewise. + + * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES + and LABEL_REFS fields. + * rtl.h (LABEL_REFS): Update. + +Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com> + + * combine.c (try_combine): When setting elim_i2, check whether newi2pat + sets i2dest. When calling distribute_notes for i3dest_killed, pass + elim_i2 and elim_i1. When setting elim_i1, check if newi2pat + sets i1dest. + + * mips.md (insv, extzv, extv): Add change_address call. + (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern. + + * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc. + + * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants. + + * mips.c (mips_expand_epilogue): Emit blockage insn before call to + save_restore_insns if no FP and GP will be restored. + + * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode. + Convert CCmode to word_mode before calling GET_MODE_SIZE. + + * acconfig.h (HAVE_INTTYPES_H): Undef. + * configure.in (inttypes.h): Check for conflicts between sys/types.h + and inttypes.h, and verify that intmax_t is defined. + * config/mips/x-iris (CC, OPT, OLDCC): Comment out. + * config/mips/x-iris3: Likewise. + +Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com) + + * alias.c (find_base_value): When copying arguments, return the + tenative value for a hard register. + +Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com> + + * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling. + (yylex): Record wide strings using target endianness, not host. + +Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com) + + * mn10200.h (ASM_OUTPUT_BSS): Delete. + (ASM_OUTPUT_ALIGNED_BSS): New macro + * mn10300.h (ASM_OUTPUT_BSS): Delete. + (ASM_OUTPUT_ALIGNED_BSS): New macro. + * v850.h (ASM_OUTPUT_BSS): Delete. + (ASM_OUTPUT_ALIGNED_BSS): New macro. + +Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP. + +Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com) + + * configure.in (sco5): Use cpio to install header files. + +Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to + 14 char length. + * configure: Rebuild. + +Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com) + + * i386/sco5.h: enable -gstabs once again. + +Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com) + + * arm.c (output_move_double): Allocate 3 entries in otherops array. + +Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com) + + * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG + notes for sjlj exceptions too. + (expand_eh_region_end): Similarly for EH_REGION_END notes. + (exception_optimize): Optimize EH regions for sjlj exceptions too. + * final.c (final_scan_insn): Don't output labels for EH REGION + notes if doing sjlj exceptions. + +Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com) + + * alias.c (init_alias_analysis): Handle -fno-alias-check when + optimizing correctly. + + * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note + or set current_function_calls_setjmp anymore. + + * flow.c (find_basic_blocks): If we delete the label for an + exception handler, remove it from the EH label list and remove + the EH_BEGIN/EH_END notes for that EH region. + +Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com) + + * flow.c (find_basic_blocks): Generate correct flow control + information when exception handling notes are present. + +Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com) + + * dwarf2out.c (output_call_frame_info): Fix length argument + to ASM_OUTPUT_ASCII. + (output_die, output_pubnames, output_line_info): Likewise. + +Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + + * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to + output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if + flag_debug_asm is on. + (output_die, output_pubnames, output_line_info): Likewise. + + * alias.c (init_alias_analysis): Add struct_value_incoming_rtx + and static_chain_rtx into the potential base values array if + they are registers. + + * alias.c (new_reg_base_value): New array of potential base values. + (unique_id): Now file scoped static. + (find_base_value, case REG): Return the value in reg_base_value + array for the REG if it exists. Else, return the value from + new_reg_base_value if copying args and REG is a hard register. + (find_base_value, case PLUS): If either operand of the PLUS is + a REG, try to get its base value. Handle base + index and + index + base. + (record_set): Use new_reg_base_value instead of reg_base_value. + (init_alias_analysis): Allocate space for new_reg_base_value too. + Rework code to iterate over the insns propagating base value + information until nothing changes. + + * global.c (global_alloc): Free the conflict matrix after + reload has finished. + +Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com> + + * libgcc2.c (L_eh): Define __eh_pc. + Replace __eh_type with generic pointer __eh_info. + +Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk> + + * expr.c (expand_increment): When enqueing a postincrement for a MEM, + use copy_to_reg if address is not a general_operand. + +Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * profile.c (output_func_start_profiler): Clear flag_inline_functions + for the duration of the call to rest_of_compilation. + +Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com> + + * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf. + Set extra_parts. + (sparc*-*-*): Recognize --with-cpu=v9. + * sparc/elf.h: New file. + * sparc/t-elf: New file. + +Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com) + + * mn10300.c (const_8bit_operand): New function. + (mask_ok_for_mem_btst): New funtion. + * mn10300.md (btst patterns with mem operands): Use new functions + to avoid creating btst instructions with invalid operands. + +Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com> + + * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we + are running on PowerPC Linux. + +Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com> + + * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define + if not previously defined. + +Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com) + + * function.c (assign_parms): Correct mode of stack_parm if + entry_parm underwent a mode conversion. + +1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com> + + * global.c (global_alloc): Use xmalloc instead of alloca for + CONFLICTS, since max_allocno * allocno_row_words alone can be more + than 2.5Mb sometimes. + +Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com> + + * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of + DEST for the spill, adjust mode of SRC to compensate. + +Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com> + + * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p, + since any_memory_operand() allows pseudos during reload. + (reload_inhi, reload_outqi, reload_outhi): Likewise. + +Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com> + + * m68k.md (btst patterns): Add 5200 support. + +Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl> + + * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3) + optimizations, look inside dividend to determine if the expression + can be simplified by using EXACT_DIV_EXPR. + +Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com> + + From Brendan: + * dwarf2out.c (output_call_frame_info): Use l1 instead of ".". + +Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com> + + * alpha.c (summarize_insn [SUBREG]): Propogate SET. + +Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap + on a CLOBBER. + +Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com> + + * alpha.md (movqi, movhi): Make sure new insns created during reload + won't need reloading themselves. + (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise. + +Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com) + + * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg. + +Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask. + Patch from Klaus Kaempf <kkaempf@progis.de>. + +Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com) + + * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference + to an element in a constant string. + +Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com> + + * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32 + bit PC-relative offset. The exception range table pointer is now in + the CIE. + * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta. + (count_fdes, add_fdes, get_cie): Adjust. + (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses. + + From H.J. Lu: + * frame.c (count_fdes, add_fdes): Skip linked once FDE entries. + +Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com> + + * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just + like stack_pointer_rtx. + +Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap + targets using "$@" to provide support for similar but not identical + targets without having to duplicate code. + (bootstrap4): New goal. + + * Makefile.in (compare, compare-lean, compare3): Combined to one + ruleset determining actions to be performed via $@. + (compare4, compare4-lean): New targets. + (gnucompare, gnucompare3): Combined to one ruleset determining + actions to be performed via $@. Also, note which files failed + the comparison test in .bad_compare. + (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets. + +Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl> + + * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR + if the dividend is a multiple of the divisor. + +Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions. + + * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC, + and POS_DEC. + + * alias.c (true_dependence): Fix typo. + + * toplev.c (flag_rerun_loop_opt): New variable. + (f_options): Handle -frerun-loop-opt. + (rest_of_compilation): If -frerun-loop-opt, then run the loop + optimizer twice. + (main): Enable -frerun-loop-opt by default for -O2 or greater. + + * loop.c (simplify_giv_expr): Adding two invariants results + in an invariant. + +Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com> + + * expr.c (get_inner_reference): Remove the array bias after + converting the index to Pmode. + +Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com) + + * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug. + (TARGET_MULT_BUG): Define. + (TARGET_DEFAULT): Default to TARGET_MULT_BUG. + * mn10300.md (mulsi3): Handle TARGET_MULT_BUG. + +Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com) + + * mn10200.c (indirect_memory_operand): Delete unused function. + * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'. + * mn10200.md (bset, bclr insns): Handle output in a reg too. + +Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com> + + * alpha.md (call patterns): Revert Oct 16 change; if we are to elide + the callee's ldgp, we must do it ourselves, and we use the jsr tag + for more than scheduling. + +Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com> + + * sparc/sparc.h (ASM_SPEC): Delete asm_arch. + +Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com) + + * mn10300.c (symbolic_operand, legitimize_address): New functions. + * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address. + (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic. + +Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string + for FILENAME. + +Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com) + + * toplev.c (flag_exceptions): Default value is 2. + (compile_file): If flag_exceptions still has the value 2, then + set it to 0. + + * rs6000.c (struct machine_function): Add pic_offset_table_rtx. + (rs6000_save_machine_status): Save pic_offset_table_rtx. + (rs6000_restore_machine_status: Restore pic_offset_table_rtx. + + * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions + are shared. + + * rs6000.md (*movsi_got_internal_mem): New pattern. + (*movsi_got_internal_mem splitter): New define_split. + +Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com> + + * obstack.h (obstack_empty_p): Fix spurious space after backslash. + +Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au> + + * rs6000.c: Avoid creating a stack frame under SYSV ABI if we + only need to save LR. + +Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com) + + * mn10300.md (movqi, movhi): Avoid using address registers as + destinations unless absolutely necessary. + + * mn10200.c (expand_prologue): Fix typo. + + * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed + addresses. + * mn10200.md (neghi2): Provide an alternative which works if + the input and output register are the same. + + * mn10300.c (print_operand): Handle 'S'. + * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for + shift amount in last alternative + + * mn10300.c (expand_epilogue): Rework to handle register restores + in "ret" and "retf" instructions correctly. + +Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com> + + * expmed.c (extract_bit_field): Don't make flag_force_mem disable + extzv for memory operands. + + * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse + redundant conditional moves to single operand. + +Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com> + + * v850.h: Move define of __v850__ from CPP_PREDEFINES + to CPP_SPEC. + + * xm-v850.h: Use __v850 rather than __v850__ to + identify v850 port. + +Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com> + + * mips/mips.c (compute_frame_size): Not a leaf function if + profile_flag set. + +Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au> + + * rs6000/t-ppccomm: Use -msdata=none for crtstuff. + +Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com> + + * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete. + (DEFAULT_ARCH32_P): New macro. + (TARGET_ARCH{32,64}): Allow compile time or runtime selection. + (enum cmodel): Declare. + (sparc_cmodel_string,sparc_cmodel): Declare. + (SPARC_DEFAULT_CMODEL): Provide default. + (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}. + (TARGET_FULLANY): Deleted. + (TARGET_CM_MEDMID): New macro. + (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC. + (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC. + (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch). + (CPP_SPEC): Rewrite. + (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros. + (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros. + (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros. + (ASM_SPEC): Add %(asm_arch). + (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default. + Rename asm_default to asm_cpu_default. + Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian, + cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch. + (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH. + ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values. + (MASK_INT64,MASK_LONG64): Delete. + (MASK_ARCH64): Renamed to MASK_64BIT. + (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete. + (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG. + (TARGET_SWITCHES): Always provide 64 bit options. + (ARCH64_SWITCHES): Delete. + (TARGET_OPTIONS): New option -mcmodel=. + (INT_TYPE_SIZE): Always 32. + (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH. + (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_.... + (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support. + (PRINT_OPERAND_PUNCT_VALID_P): Add '_'. + * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by + CPP_SPEC. + (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. + * sparc/linux.h: Likewise. + * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete. + (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC. + (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT. + (SPARC_DEFAULT_CMODEL): Define. + (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. + (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. + (LONG_DOUBLE_TYPE_SIZE): Define. + (ASM_SPEC): Add %(asm_arch). + * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. + (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. + (TARGET_CPU_DEFAULT): Add ultrasparc case. + * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete. + (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. + (SPARC_DEFAULT_CMODEL): Define. + * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete. + (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete + MASK_LONG64, MASK_MEDANY. + (SPARC_DEFAULT_CMODEL): Define. + (CPP_PREDEFINES): Delete. + (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC. + (ASM_SPEC): Add %(asm_arch). + (LONG_DOUBLE_TYPE_SIZE): Define. + (DWARF2_DEBUGGING_INFO): Define. + * sparc/splet.h (CPP_SPEC): Delete. + * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC. + (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support. + (BLOCK_PROFILER): Likewise. + * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals. + (sparc_override_options): Handle code model selection. + (sparc_init_expanders): Renamed from sparc64_init_expanders. + * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_.... + TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY. + (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_.... + (sethi_di_fullany): Delete. + +Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de> + Jeff Law <law@cygnus.com> + Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case. + (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise. + (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise. + (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise. + * alpha/alpha.md (arg_home): Likewise. + + * alpha/alpha.c (vmskrunch): Delete + * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete. + * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't + truncate to 64 characters. + + * make-l2.com: Support openVMS/Alpha. + + * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX. + +Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * longlong.h (count_leading_zeros): Add missing casts to USItype. + +Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com) + + * i386/bsd386.h (ASM_COMMENT_START): Define. + +Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com> + + * tree.c (restore_tree_status): Also free up temporary storage + when we finish a toplevel function. + (dump_tree_statistics): Print stats for backend obstacks. + +Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com> + + * expr.c (use_group_regs): Don't call use_reg for MEMs. + +Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com> + + * libgcc2.c (__throw): Don't copy the return address. + * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address. + + * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized). + * toplev.c (main): Initialize exceptions_via_longjmp. + + * tree.c: Add extra_inline_obstacks. + (save_tree_status): Use it. + (restore_tree_status): If this is a toplevel inline obstack and we + didn't want to save anything on it, recycle it. + (print_inline_obstack_statistics): New fn. + * function.c (pop_function_context_from): Pass context to + restore_tree_status. + * obstack.h (obstack_empty_p): New macro. + +Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com) + + * i386/freebsd.h (ASM_COMMENT_START): Fix. + +Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com) + + * v850.c (ep_memory_offset): New function. + (ep_memory_operand, substitute_ep_register, v850_reorg): Call it. + + * v850.h (CONST_OK_FOR_*): Add and correct comments. + (CONSTANT_ADDRESS_P): Add comment. + (EXTRA_CONSTRAINT): Define 'U'. + * v850.md: Add comments on bit field instructions. + (addsi3): Delete &r/r/r alternative. Add r/r/U alternative. + (lshrsi3): Use N not J constraint. + + * v850.md (v850_tst1+1): New define_split for tst1 instruction. + + * v850.c (reg_or_0_operand): Call register_operand. + (reg_or_int5_operand): Likewise. + * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros. + (TARGET_SWITCHES): Add "big-switch". + (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE, + ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH. + (CASE_DROPS_THROUGH): Comment out. + (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define. + * v850.md (cmpsi): Delete compare mode. + (casesi): New pattern. + + * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero. + * v850.md (ashlsi3): Use SImode not QImode for shift count. + (lshrsi3): Likewise. + + * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete + unreachable switch statement after 'b' support. Remove "b" from + strings for 'b' support. + * v850.md (branch_normal, branch_invert): Change %b to b%b. + +Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an + empty line if @inhibit_libc@ is empty. + +Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com) + + * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj. + (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined. + (EH_FRAME_SECTION_ASM_OP_COFF): Likewise. + (DWARF2_UNWIND_INFO): Let this track object file format. + (EXTRA_SECTIONS): Add in_eh. + (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define. + (EH_FRAME_SECTION_ASM_OP_COFF): Likewise. + +Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu> + + * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2. + * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when + TARGET_MEDANY. + * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed. + (output_double_int): Output DI mode values correctly when + HOST_BITS_PER_WIDE_INT is 64. + (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use + fmovd so it works if a quad float ends up in one of the upper 32 + float regs. + * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns + necessary for PIC support on sparc64. + +Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com> + + * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS. + * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64. + (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define. + (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros. + (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros. + (SPARC_FP_ARG_FIRST): New macro. + (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now. + (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs. + (NPARM_REGS): There are 32 fp argument registers now. + (FUNCTION_ARG_REGNO_P): Likewise. + (FIRST_PARM_OFFSET): Update to new v9 abi. + (REG_PARM_STACK_SPACE): Define for arch64. + (enum sparc_arg_class): Delete. + (sparc_arg_count,sparc_n_named_args): Delete. + (struct sparc_args): Redefine and use for arch32 as well as arch64. + (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete. + (FUNCTION_ARG_ADVANCE): Rewrite. + (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite. + (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite. + (FUNCTION_ARG_CALLEE_COPIES): Delete. + (FUNCTION_ARG_{PADDING,BOUNDARY}): Define. + (STRICT_ARGUMENT_NAMING): Define. + (doublemove_string): Declare. + * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete. + (single_move_string): Use GEN_INT, and HOST_WIDE_INT. + (doublemove_string): New function. + (output_move_quad): Clean up some of the arch64 support. + (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64. + Don't add 8 bytes of reserved space if arch64. + (sparc_builtin_saveregs): Combine arch32/arch64 versions. + (init_cumulative_args): New function. + (function_arg_slotno): New static function. + (function_arg,function_arg_partial_nregs): New functions. + (function_arg_{pass_by_reference,advance}): New functions. + (function_arg_padding): New function. + * ginclude/va-sparc.h: Rewrite v9 support. + +Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch> + + * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P + for hard regs to determine base and index registers. + + * reload.c (debug_reload_to_stream): New function. Specify stream + into which to write debug info. + (debug_reload): Modify to call debug_reload_to_stream with stderr. + +Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com> + + * combine.c (can_combine_p): Don't combine with an asm whose + output is a hard register. + +Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com) + + * c-decl.c (start_struct): Ensure that structs with forward + declarations are in fact packed when -fpack-struct is given. + + * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if + we are packing a structure. This allows a structure with only + bytes to be aligned on a byte boundary and have no padding on a + m68k. + +Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record. + +Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com> + + * alpha.c (alpha_return_addr_rtx): New variable. + (alpha_save_machine_status): New; save it. + (alpha_restore_machine_status): New; restore it. + (alpha_init_expanders): New; clear it. + (alpha_return_addr): New; set it. + (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live + is overly conservative, so search the insns explicitly. + (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed. + (alpha_sa_size [VMS && !VMS]): Likewise. + * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr. + (INIT_EXPANDERS): New definition. + + * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file. + (output_prolog [!VMS]): Use them. + + * alpha.c (output_prolog [!VMS]): Move gp detection to ... + (alpha_does_function_need_gp): ... a new function. Refine the + CALL_INSN test to just TYPE_JSR. + * alpha.md (most call insns): Fix some jsr/ibr type transpositions. + +Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * pa.c (move_operand): Respect -mdisable-indexing. + * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise. + +Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu> + + * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for + PPC601. + (umulsidi3,umulsi3_highpart): Ditto. + (smulsi3_highpart_no_mq): Add !TARGET_POWER. + +Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com> + + * alpha.c (final_prescan_insn): Gut, remove and transform to ... + (alpha_handle_trap_shadows): ... a new function. Handle the entire + function in one go. Emit RTL for trapb, instead of printf directly. + (alpha_reorg): New function. Call alpha_handle_trap_shadows. + (trap_pending): Kill global variable. + (output_epilog): Don't call final_prescan_insn. + (struct shadow_summary): Elide $31 and $f31; now it fits in a word. + * alpha.h (FINAL_PRESCAN_INSN): Remove. + (MACHINE_DEPENENT_REORG): Define. + * alpha.md (jsr patterns with trapb): Stupid and useless. Kill. + (trapb): New insn. + +Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com> + + Tune Haifa scheduler for Alpha: + * alpha.h (ISSUE_RATE): Define. + * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply + EV4 adjustments to EV5. + * alpha.md: Remove all scaling from function unit delays. Rework + EV5 function units to match the CPU. + (umuldi3_highpart): EV5 added the IMULH insn class. + +Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com) + + * pa.c (following_call): Fail if the CALL_INSN is an indirect + call. + +Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net> + + * cplus-dem.c (demangle_signature): Don't look for return types on + constructors. Handle member template constructors. + +Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com> + + * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns. + * tree.h: Declare them. + +Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com> + + * configure.in: Handle --with-newlib. + * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@. + + * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete. + +Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com) + + * config/ptx4.h: Fix typo. + +Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * aclocal.m4: Substitute INSTALL. + * configure: Re-built. + +Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com) + + * integrate.c (save_for_inline_copying): Avoid undefined pointer + operations. + (expand_inline_function): Likewise. + + * dwarf2out.c (output_call_frame_info): Reinstate last change + using flag_debug_asm check instead of flag_verbose_asm. + +Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com> + + * dwarf2out.c (output_call_frame_info): Remove last change. + +1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * frame.c (__frame_state_for): Execute the FDE insns until the + current pc value is strictly bigger than the target pc value. + +Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com> + + * regclass.c (init_reg_modes): If we can't find a mode for the + register, use the previous one. + +Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com> + + * haifa-sched.c (print_block_visualization): Call fprintf directly, + don't sprintf through an alloca'ed buffer. + +Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de) + + * reload.c (decompose): Always initialize val.base. + +Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de) + + * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment + instead of aborting. + * dwarf2out.c (output_call_frame_info): Call app_enable and + app_disable to let GNU as accept the generated comments. + +Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com> + + * tree.h (get_file_function_name): Add declaration. + * dwarf2out.c (output_call_frame_info): No need to cast + get_file_function_name call anymore. + * profile.c (toplevel): Remove get_file_function_name + declaration. + * c-lang.c (finish_file): Ditto. + +Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net> + + * Makefile.in (program_transform_name): Let autoconf substitute + the correct value. + +Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (schedule_block): If the first real insn in a + block has any special notes attached to it, remove them. + +Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com> + + * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5. + +Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de) + + * m88k.c (m88k_begin_prologue): Remove superfluous backslash. + +Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (check-g77): New test target. + (CHECK-TARGETS): Add check-g77. + +Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com> + + * toplev.c (rest_of_compilation): Defer all non-nested inlines. + +Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com> + + * flow.c (print_rtl_with_bb): Cast alloca return value for + in_bb_p. + +Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com> + + * i386.h (RETURN_ADDR_RTX): New definition that works for + __builtin_return_address(0) and -fomit-frame-pointer. + +Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com> + + Bring over from FSF. + Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com> + + * mips.c (function_arg): Handle passing a struct + containing a double in a DFmode register without the PARALLEL. + +Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com> + + * pexecute.c: Use spawn if __CYGWIN32__. + + * pexecute.c: Include "config.h" first, as per autoconf manual + (from Paul Eggert <eggert@twinsun.com>). + +Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be> + + * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump + optimisation for f/expr.o and f/stb.o. + +Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com) + + * cse.c (this_insn_cc0_mode): Initialize. + +Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de> + + * cccp.c (expand_to_temp_buffer): Initialize all members of obuf. + + * haifa-sched.c (get_block_head_tail): Remove unneeded initialization. + +Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com> + + * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since + that pair will dual-issue on the 21164 and plus+beq won't. + (bne): Likewise for cmpeq+beq. + +Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com> + + * except.c (find_exception_handler_labels): Correct argument to free. + +Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com> + + * except.c (find_exception_handler_labels): Free LABELS when we're + done. + +Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com> + + * flow.c (find_basic_blocks): Mark calls as potentially jumping + to the EH labels. + +Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com) + + * configure.in: Substitute for "install" too. + * configure: Rebuilt. + +Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu> + + * Makefile.in (bootstrap-lean, compare-lean): New targets. + +Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com) + + * alias.c (base_alias_check): Two symbols can conflict if they + are accessed via AND. + (memrefs_conflict_p): Likewise. + + * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn + after flushing argument registers to the stack. + + * Makefile.in (mostlyclean): Remove .regmove files. + +Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com> + + * libgcc2.c (__throw): Fix thinko. + +Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net> + + * cplus-dem.c (demangle_template): Add new parameter. Handle new + template-function mangling. + (consume_count_with_underscores): New function. + (demangle_signature): Handle new name-mangling scheme. + +Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be> + + * flow.c (print_rtl_with_bb): Cast alloca return values for variables + start and end. + +Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com) + + * frame.c: Remove last change. + * dwarf2.h: Remove last change. + * tree.h: Add declarations of DWARF2 unwind info support + functions. + +Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com> + + * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size. + * tree.h (built_in_function): Likewise. + * expr.c (expand_builtin): Likewise. + * except.h: Likewise. + * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn. + * libgcc2.c (copy_reg): New fn. + (__throw): Use it. + +Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com> + + * c-typeck.c (build_binary_op): Warn about comparing signed vs + unsigned if -W is specified and -Wno-sign-compare is not. + * c-decl.c (warn_sign_compare): Initialize to -1. + (c_decode_option): -Wall no longer implies -Wsign-compare. + +Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * frame.c: Include gansidecl.h for PROTO. + * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is + defined. Don't declare dwarf2out_cfi_label here. + * dwarf2.h: Add declarations of DWARF2 unwind info support + functions. + * m68k.c: Include dwarf2.h. + (output_function_prologue): Add dwarf2 support. + * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros. + (INCOMING_FRAME_SP_OFFSET): Likewise. + + * integrate.c (expand_inline_function): Make sure there is at + least one insn that can be used as an insertion point. + +Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com> + + * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/ + +Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com> + + Bring over from FSF. + + Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com> + + * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32. + (get_pc_via_rdpc): Renamed from get_pc_sp64. + * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call. + + Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu> + + * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc. + (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=, + -malign-functions=. + (sparc_align_{loops,jumps,funcs}_string): Declare. + (sparc_align_{loops,jumps,funcs}): Declare. + (DEFAULT_SPARC_ALIGN_FUNCS): New macro. + (FUNCTION_BOUNDARY): Use sparc_align_funcs. + (STACK_BIAS): Define. + (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform + test. + (SPARC_SETHI_P): New macro. + (CONST_OK_FOR_LETTER_P): Use it. + (ASM_OUTPUT_ALIGN_CODE): Define. + (ASM_OUTPUT_LOOP_ALIGN): Define. + * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals. + (sparc_align_{loops,jumps,funcs}): New globals. + (sparc_override_options): Handle -malign-loops=, -malign-jumps=, + -malign-functions=. + (move_operand): Use SPARC_SETHI_P. + (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then + perform test. + (arith11_double_operand): Likewise. + (arith10_double_operand): Likewise. + (finalize_pic): Finish sparc64 support. + (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of + 64 bit constants if able. + (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD. + (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if + ! TARGET_FPU. + * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx. + (get_pc_sp32): Use for sparc64 as well. + (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts. + (sethi_di_sp64_const): Likewise. + (movtf_cc_sp64): Check TARGET_HARD_QUAD. + (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast. + (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise. + + Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com> + + * sparc/linux-aout.h (COMMENT_BEGIN): Delete. + * sparc/linux.h (COMMENT_BEGIN): Likewise. + * sparc/linux64.h (COMMENT_BEGIN): Likewise. + + Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu> + + Add sparc64 linux support. + * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h + to xm_file list on 32-bit sparc-linux. + * sparc/xm-sp64.h: New file. + * sparc/linux64.h: New file. + * sparc/xm-linux.h: Include some standard headers if not inhibit_libc. + Don't include xm-sparc.h. + * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define. + * glimits.h (LONG_MAX): Handle sparc64. + + Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com> + + * sparc/sysv4.h (ASM_COMMENT_START): Delete. + * sparc.h (ASM_COMMENT_START): Define. + * sparc.c (output_function_prologue): Use it. + (sparc_flat_output_function_{epi,pro}logue): Likewise. + + Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com> + + * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete, + use sparc.h's copies. + * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print + ascii form as well. + + Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * sparc.c (dwarf2out_cfi_label): Add declaration. + (save_regs, output_function_prologue): Remove cast for it. + (sparc_flat_{save_restore,output_function_prologue): Likewise. + ({save,restore}_regs): No longer inline. + +Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * fold-const.c (make_range): Correctly handle cases of converting + from unsigned to signed type. + +Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> + + * fold-const.c (merge_ranges): Make sure that if one range is subset + of another, it will always be the second range. Correct (+,-) case to + account for this. + +Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com> + + * final.c (final_end_function): Also do dwarf2 thing if + DWARF2_DEBUGGING_INFO. + (final_start_function): Likewise. + +Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu> + + * expmed.c (expand_divmod): If compute_mode is not the same as + mode, handle the case where convert_modes() causes op1 to no + longer be a CONST_INT. + + * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED + note holding get_jump_flags() calculation to all JUMP_INSNs. + * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA. + * rtl.c (reg_note_name): Add new note types. + +Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com) + + * rtlanal.c (computed_jump_p): Fix typo in last change. + +Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu) + + * loop.c (indirect_jump_in_function_p): Return 0 + by default. + +Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com) + + * rs6000/xm-rs6000.h: Fix thinko in last change. + * rs6000/xm-sysv4.h: Likewise. + +Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com> + + * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p. + +Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com) + + * reg-stack.c (find_blocks): Fix thinko in last change. + +1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * m68k.c (output_function_prologue): Add dwarf2 support. + + * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM, + INCOMING_FRAME_SP_OFFSET): New definitions. + +Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu> + + * combine.c (try_combine): Use NULL_RTX instead of '0' where + appropriate in calls to gen_rtx(). + * cse.c (cse_main): Likewise. + * emit-rtl.c (gen_label_rtx): Likewise. + * expr.c (init_expr_once): Likewise. + * haifa-sched.c (flush_pending_lists, sched_analyze_insn, + sched_analyze, init_rgn_data_dependences, + compute_block_backward_dependences): Likewise. + * sched.c (schedule_insns): Likewise. + * varasm.c (immed_double_const): Likewise. + + * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to + SPARC_STACK_BIAS for sake of dwarf2 on sparc64. + +Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com> + + * i386/sco5.h: Make ELF default file format and add -mcoff/-melf.. + (MULTILIB_DEFAULTS): Define. + (ASM_SPEC, CPP_SPEC): Handle -mcoff. + (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise. + (LIBGCC_SPEC): Likewise. + (MASK_COFF, TARGET_COFF, TARGET_ELF): Define. + (SUBTARGET_SWITCHES): Add -mcoff and -melf. + * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC. + (CRTSTUFF_T_CFLAGS_S): Tweak for COFF. + (EXTRA_PARTS, TAROUTOPTS): Delete. + (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete. + (MULTILIB_OPTIONS): Define. + (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise. + (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise. + +Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com) + + * loop.c (loop_number): Delete function. Change all references + to use uid_loop_num array. + * loop.h (loop_number): Delete declaration. + * unroll.c (unroll_loop): Change "loop_number" references to + use uid_loop_num instead. + + * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA + conditional. + (loop_unroll_iter): Remove unused variable and all references. + (loop_optimize): Always allocate and clear space for loop_unroll_factor. + (insert_bct): Fix minor formatting problems. + * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA. + (loop_unroll_iter): Removed unused decl. + * unroll.c (unroll_loop): Remove code to set loop_unroll_iter. + Always record the unrolling factor. + + * cse.c (simplify_relational_operation): Set h0u just like h0s. + Similarly for h1u and h1s. + + * flow.c (jmp_uses_reg_or_mem): Deleted unused function. + (find_basic_blocks): Use computed_jump_p to determine if a + particular JUMP_INSN is a computed jump. + * reg-stack.c (find_blocks): Use computed_jump_p to determine + if a particular JUMP_INSN is a computed jump. + * rtlanal.c (jmp_uses_reg_or_mem): New function. + (computed_jump_p): Likewise. + * rtl.h (computed_jump_p): Declare. + * genattrtab.c (pc_rtx): Define and initialize. + * loop.c (loop_optimize): Always determine if the current + function has a computed jump. + (indirect_jump_in_function_p): Use computed_jump_p to determine + if a particular JUMP_INSN is a computed jump. + + * loop.c (fix_bct_param): Delete unused function. + (check_bct_param): Likewise. + +Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com> + + * frame.c (__deregister_frame): Check properly for initialized object. + +Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu) + + * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined. + +Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * jump.c (thread_jumps): check can_reverse_comparison_p before + threading a reversed-condition jump. + + * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p. + * haifa-sched.c (update_flow_info): Likewise. + +Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (BOOT_CFLAGS): Use -O2. + + * configure.in (strtoul, bsearch): Have autoconf check for these + functions. + * configure, config.in: Rebuilt. + + * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__. + * mips/mips.h (alloca): Likewise. + * rs6000/xm-rs6000.h (alloca): Likewise. + * rs6000/xm-sysv4.h: Likewise. + +Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com> + + * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code. + * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along. + (dwarf2out_stack_adjust): A BARRIER resets the args space to 0. + + * except.c (end_eh_unwinder): Subtract 1 from return address. + * libgcc2.c (__throw): Likewise. + (find_exception_handler): Don't change PC here. Compare end with >. + +Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com> + + * v850.c (compute_register_save_size): Correct register + number. + * v850.md (save_interrupt, return_interrupt): Correct + register number. + * v850/lib1funcs.asm (save_interrupt): Correct register number. + (return_interrupt): Use stack pointer, not element pointer. + +1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com> + + * configure.in, configure: Make sure to create the stage* and include + symbolic links in each subdirectory. + +Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com) + + * pa.md (reload_peepholes): Don't allow addresses with side + effects for the memory operand. + +Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com> + + * libgcc2.c (find_exception_handler): Subtract one from our PC when + looking for a handler, to avoid hitting the beginning of the next + region. + + * except.c (expand_builtin_set_return_addr_reg): Use force_operand. + +Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com) + + * mips/abi64.h (LONG_MAX_SPEC): Define. + * mips.h (LONG_MAX_SPEC): Define. + (CPP_SPEC): Include long_max_spec. + (EXTRA_SPECS): Include long_max_spec. + +Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com) + + * v850.c (construct_save_jarl): Fix thinko in last change. + +Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com> + + * libgcc2.c (find_exception_handler): Not found is -1. + + * integrate.c (expand_inline_function): Move expand_start_bindings + after expanding the arguments. + +Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com> + + * expr.c (expand_expr): Remove previous incorrect change. + If target and slot has no DECL_RTL, then call mark_addressable + again for the slot after we give it RTL. + +Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com) + + * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable + again for the slot after we give it RTL. + +Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com> + + * v850.c (register_is_ok_for_epilogue, + pattern_is_ok_for_epilogue, construct_restore_jr, + pattern_is_ok_for_prologue, construct_save_jarl): New functions. + + * v850.h (pattern_is_ok_for_prologue, + pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New + predicates. + + * v850.md: Replace prologue and epilogue patterns with a + match_parallel pattern. + +Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com) + + * aclocal.m4: Add replacement for AC_PROG_INSTALL. + * configure.in: Use EGCS_PROG_INSTALL. + +Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com) + + * dwarf2out.c (gen_subprogram_die): Handle redefinition of an + extern inline function. + +Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com) + + * dwarf2out.c (reg_loc_descriptor): Fix prototype. + (concat_loc_descriptor): New function. + (loc_descriptor): Call it. + (add_AT_location_description): Also elide the descriptor if both + halves of a CONCAT are pseudos. + (add_location_or_const_value_attribute): Recognize CONCAT too. + +Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com> + + * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS. + + * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for + out-or-range reg_offset. + (output_epilog): Likewise. + +Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com) + + * cse.c (simplify_relational_operation): If MODE specifies a + mode wider than HOST_WIDE_INT, then the high word of a CONST_INT + is derived from the sign bit of the low word. + +Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com> + + Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86. + + * dwarf2.h: Add DW_CFA_GNU_args_size. + * frame.c (execute_cfa_insn): Likewise. + * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise. + (dwarf2out_args_size, dwarf2out_stack_adjust): New fns. + (dwarf2out_frame_debug): If this isn't a prologue or epilogue + insn, hand it off to dwarf2out_stack_adjust. + (dwarf2out_begin_prologue): Initialize args_size. + * frame.h (struct frame_state): Add args_size. + * libgcc2.c (__throw): Use args_size. + * final.c (final_scan_insn): If we push args, hand off all insns + to dwarf2out_frame_debug. + * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS. + + * dwarf2out.c dwarf2out_frame_debug): Fix typo. + Handle epilogue restore of SP from FP. + * emit-rtl.c (gen_sequence): Still generate a sequence if the + lone insn has RTX_FRAME_RELATED_P set. + + * frame.c (extract_cie_info): Handle "e" augmentation. + * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the + absence of UNALIGNED_*_ASM_OP. + (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF. + (output_call_frame_info): Use "e" instead of "z" for augmentation. + Don't emit augmentation fields length. + (dwarf2out_do_frame): Move outside of #ifdefs. + * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data + opcodes. + + * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all. + * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here. + * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0. + * sparc/sun4gas.h: New file. + * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as. + + * collect2.c (write_c_file_stat, write_c_file_glob): Declare + __register_frame_table and __deregister_frame. + +1997-09-15 Brendan Kehoe <brendan@cygnus.com> + + * except.c (find_exception_handler_labels): Use xmalloc instead of + alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million + in some cases. + +Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com) + + * Makefile.in: Various changes to build info files + in the object tree rather than the source tree. + +Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com) + + * fixinc.math: New file to fix math.h on some systems. + * configure.in (freebsd, netbsd): Use fixinc.math on these + systems. + * configure: Rebuilt. + +Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com) + + * regmove.c (regmove_optimize): If we end up moving the + original insn due to lifetime overlaps, make sure to move + REG_NOTES too. + +Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure. + +Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (add_branch_dependences): Make each insn in + a SCHED_GROUP_P block explicitly depend on the previous insn. + +Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com> + + * except.h: Prototype dwarf2 hooks. + * expr.c: Adjust. + +Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com> + + * configure.in (native_prefix): Delete. + (mips-dec-netbsd): Don't set prefix. + (*linux*): Don't set prefix. + +Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com> + + * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is + defined. If not defined, include <sys/varargs.h> if + HAVE_SYS_VARARGS_H is defined. + * configure.in: Test for varargs.h and sys/varargs.h. + * configure: Regenerate with autoconf. + * config.in: Regenerate with autoheader. + + * cpplib.c (quote_string): Cast first arg of sprintf call + from "unsigned char *" to "char *". + (output_line_command): Ditto. + (macroexpand): Ditto. + (do_line): Cast atoi arg from "unsigned char *" to "char *". + +Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + + * Makefile.in (compare): Exit with nonzero status if there + are comparison failures. Note which files failed the + comparison test in .bad_compare. + +Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu) + + * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__. + +Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com> + + * Makefile.in (LN, LN_S): New macros, use where appropriate. + * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests. + * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN. + * configure: Regenerated. + +Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com) + + * loop.c (strength_reduce): Fix typo. + +Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com> + + * m88k/m88k.c (struct option): Rename to struct options. + * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here. + * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments. + * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not + __DOLPHIN__ or sysV88. + +Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com> + + * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when + create new subreg. + +Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com) + + * config.sub: Accept 'amigados' for backward compatability. + +Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu) + + * Makefile.in (testsuite/site.exp): New target. + (check-gcc, check-g++): Depend on testsuite/site.exp. + Don't stop for failure. + +Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com> + + * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum() + if DWARF2_UNWIND_INFO. + +Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com> + + Add support for exception handling using DWARF 2 frame unwind info. + Currently works on SPARC and MIPS, and almost on x86. + + * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr, + next_stack_level, in_reg_window): Helper fns. + (__throw): Implement for DWARF2_UNWIND_INFO. + + * expr.c (expand_builtin): Handle builtins used by __throw. + * tree.h (enum built_in_function): Add builtins used by __throw. + * c-decl.c (init_decl_processing): Declare builtins used by __throw. + * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw. + * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw. + (expand_builtin_extract_return_addr): Likewise. + (expand_builtin_frob_return_addr): Likewise. + (expand_builtin_set_return_addr_reg): Likewise. + (expand_builtin_eh_stub): Likewise. + (expand_builtin_set_eh_regs): Likewise. + (eh_regs): Choose two call-clobbered registers for passing back values. + + * frame.c, frame.h: New files for parsing dwarf 2 frame info. + * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c. + (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS) + (stmp-multilib): Likewise. + ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions. + + * except.c: #include "defaults.h". + (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO. + (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO. + (register_exception_table_p): New fn. + (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO. + (end_eh_unwinder): Likewise. + + * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP, + call __register_frame and __deregister_frame as needed. + * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP. + * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check + EH_FRAME_SECTION_ASM_OP. + * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define. + * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define. + (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols. + + * dwarf2out.c (output_call_frame_info): If no support for + EXCEPTION_SECTION, mark the start of the frame info with a + collectable tag. + * collect2.c (frame_tables): New list. + (is_ctor_dtor): Recognise frame entries. + (scan_prog_file): Likewise. + (main): Pass -fno-exceptions to sub-compile. Also do collection + if there are any frame entries. + (write_c_file_stat): Call __register_frame_table and + __deregister_frame as needed. + (write_c_file_glob): Likewise. + + * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported. + Also require unaligned reloc support. + * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, + UNALIGNED_DOUBLE_INT_ASM_OP): Define here. + * sparc/sysv4.h: Not here. + + * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}. + * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init. + (dwarf2out_finish): Don't call dwarf2out_frame_finish. + + * libgcc2.c (L_eh): Reorganize, moving code shared by different + EH implementations to the top. + (find_exception_handler): Split out. Start from 0. Compare against + end with >=. + (__find_first_exception_table_match): Use it. + * except.c (output_exception_table): Don't do anything if there's + no table. Don't output a first entry of zeroes. + (eh_outer_context): Adjust properly. + (add_eh_table_entry): Use xrealloc. + * toplev.c (compile_file): Just call output_exception_table. + +Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com> + + * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case. + +Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se> + + * except.c (eh_outer_context): Do masking using expand_and. + +Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com> + + Add port done awhile ago for the ARC cpu. + * arc/arc.h: New file. + * arc/arc.c: New file. + * arc/arc.md: New file. + * arc/initfini.c: New file. + * arc/lib1funcs.asm: New file. + * arc/t-arc: New file. + * arc/xm-arc.h: New file. + * ginclude/va-arc.h: New file. + * ginclude/stdarg.h: Include va-arc.h ifdef __arc__. + * ginclude/varargs.h: Likewise. + * Makefile.in (USER_H): Add va-arc.h. + * configure.in (arc-*-elf*): Recognize. + * longlong.h: Add ARC support. + +Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com) + + * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx. + when clearing non-BLKmode data. + +Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define. + * libgcc2.c (__enable_execute_stack): Provide for sysV88 too. + + * xm-m88k.h (USG): Only define if it hasn't already been defined. + + * Makefile.in (risky-stage1): Delete gratutious whitespace. + + * Makefile.in (clean): Delete libgcc1-test. + + * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo. + +Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com> + + * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list + template. + +Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * dwarf2out.c (output_call_frame_info): Call named_section. + +Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (print_value): Fix last change. + +Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com> + + * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of + write_symbols. + +Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com> + + * mips.c (function_prologue): Set up the CFA when ABI_32. + + * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG + for dwarf2 unwind info. + (output_function_prologue, sparc_flat_output_function_prologue): Same. + + * final.c (final_end_function): Check dwarf2out_do_frame instead + of DWARF2_DEBUG for dwarf2 unwind info. + (final_scan_insn): Likewise. + (final_start_function): Likewise. Initialize dwarf2 frame debug here. + (final): Not here. + + * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if + count > 0. + + * varasm.c (exception_section): Check EXCEPTION_SECTION first. + +Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com> + + * v850.h (ASM_SPEC): Pass on target processor. + (CPP_PREDEFINES): Only define if not already specified. + (TARGET_VERSION): Only define if not already specified. + (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target + processor. + (EXTRA_SWITCHES): Extra entries in the switches array. + (TARGET_DEFAULT): Set default target processor. + +Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com> + + * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA + cases, add %# and %/, and add : to make them into extended asms. + +Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu> + + * alias.c (init_alias_analysis): Clean up incompatible pointer + type warning in bzero. + * regmove.c (regmove_optimize): Ditto. + * haifa-sched.c (find_rgns): Ditto. + + * haifa-sched.c (print_value): Clean up ptr->int cast + warnings. + +Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com> + + * INSTALL: Change 'amigados' to 'amigaos' to match current usage. + * install.texi (Configurations): Ditto. + * config.sub: Ditto. + +Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu) + + * Makefile.in (sdbout.o): Depend on insn-config.h. + +Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com> + + * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881. + For 68303, 68332, cpu32, subtract MASK_68040_ONLY. + +Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com> + + * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL + prologue insn, only the first elt is significant. + (output_call_frame_info): For exception handling, always use 4-byte + fields as specified by the dwarf2 spec. + Don't skip trivial FDEs. + +Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se) + + * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp + for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR + when op1_is_pow2. + +Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com) + + * final.c (shorten_branches): During first pass, assume worst + possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns. + + * Makefile.in (distclean): Remove various things left around + by running the testsuite. + +Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * configure.in (out_file): Emit definition to config.status in order + to have a defined value for configure.lang. + * configure: Re-built. + +Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl) + + * configure.in: Make symlink to as-new rather than as.new. Similarly + for ld-new. + * configure: Rebuilt. + +Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com> + + * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero. + +Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE> + + * sparc/sparc.md: Add ultrasparc scheduling support. + * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns. + +Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be> + + * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR, + as initial value for real_label_map. + (copy_for_inline): Likewise. + +Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * sched.c (update_flow_info) When looking if to set found_split_dest + or found_orig_dest, look at all parts of a PARALLEL. + * haifa-sched.c (update_flow_info): Likewise. + +Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com) + + * v850: New directory for v850 port. + * v850/lib1funcs.asm: New file. + * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files. + * ginclude/va-v850.h: New file. + * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h. + * configure.in (mn10200-*-*): New target. + * configure: Rebuilt. + * config.sub: Handle v850-elf. + * Makefile.in (USER_H): Add va-mn10200.h. + * invoke.texi: Document v850 stuff. + +Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com) + + * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN + has integer TYPE_{MAX,MIN}_VALUE before using them. + + * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add + __HPUX_ASM__ versions. + +Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com) + + * install.sh: Delete duplicate install script. + +Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com) + + * reg-stack.c (subst_stack_regs): Pop the stack register for a + computed goto which sets the same stack register. + + * reg-stack.c (compare_for_stack_reg): Swap only if the source and + destination are both on the regstack. + (subst_stack_regs_pat): Put the destination at the top of the regstack. + +Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com> + + * mips.md (nonlocal_goto_receiver): Define. + + * profile.c (output_arc_profiler): Check next_insert_after for non + NULL before deferencing it. + + * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC. + +Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com) + + * i386.h (CPP_CPU_DEFAULT): Avoid using #elif. + +Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com> + + * toplev.c (rest_of_compilation): For passes starting with + flow_analysis, use print_rtl_with_bb instead of print_rtl. + + * print-rtl.c (print_rtl_single): Print a single rtl value to a + file. + + * flow.c (print_rtl_with_bb): Print which insns start and end + basic blocks. For the start of a basic block, also print the live + information. + +Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com> + + * toplev.c (main): Change #elif to #else/#ifdef + + * tlink.c: Include ctype.h. + * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif. + +Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com) + + * bitmap.c: Conditionally include stdlib.h. + (free): Provide a declaration if NEED_DECLARATION_FREE. + +Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com) + + * i960/i960.h: Added default for SUBTARGET_SWITCHES macro. + +Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com) + + * profile.c (output_arc_profiler): Verify next_insert_after is an + INSN before and after skipping a stack pop. + +Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk> + + * final.c (shorten_branches): Don't count the lengths of deleted + instructions. + +Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + +Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com> + + * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over + two bitmaps ANDed together. + (bitmap_print): Declare. + + * bitmap.c (function_obstack): Don't declare any more. + (bitmap_obstack): Obstack for allocating links from. + (bitmap_obstack_init): New static to say whether to initialize + bitmap_obstack. + (bitmap_element_allocate): Use bitmap_obstack to allocate from. + (bitmap_release_memory): Free all memory allocated from + bitmap_obstack. + + * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke + EXECUTE_IF_AND_IN_BITMAP. + +Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com> + + * alias.c (true_dependence): Address with AND can alias scalars. + (anti_dependence, output_dependence): Likewise. + + * alias.c (true_dependence): Test x for BLKmode, in addition to mem. + +Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com) + + * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h, + mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h, + sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES + definitions. Use -qrtems instead of -mrtems. + +Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com) + + * xm-sco5.h (sys_siglist): Define. + (SYS_SIGLIST_DECLARED): Likewise. + +Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com) + + * expr.c (convert_move): Handle truncation from TQFmode to QFmode. + +Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se> + + * except.c (eh_outer_context): Expand masking operation using + expand_binop. + +Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com> + + * alpha.md (floatdisf2-1): New pattern. + +Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com) + + * xm-svr4.h (SYS_SIGLIST_DECLARED): Define. + * xm-news.h (SYS_SIGLIST_DECLARED): Likewise. + * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise. + * gcc.texi: Note that if you define sys_siglist that you should + also define SYS_SIGLIST_DECLARED. + + * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions + are relative to the next instruction, not the current instruction. + +Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com> + + * local-alloc.c (contains_replace_regs): New function. + (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM, + verify that there is no existing REG_EQUIV note, and add a call to + contains_place_regs. + +Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu) + + * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__. + (STARTFILE_SPEC): Always use crtbegin.o%s + (ENDFILE_SPEC): Always use crtend.o%s. + +Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com> + + * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS + is passed in. + * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to + SFmode for 64 bit hosts. + +Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU> + + * fixincludes: Permits spaces between # and define. Discard C++ + comments in sys/pci.h on HP/UX 10.20. + +Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for snapshot. + + * pa.c (restore_unscaled_index_insn_codes): New function. + (record_unscaled_index_insn_codes): Likewise. + (output_function_prologue): Call restore_unscaled_index_insn_codes. + (output_function_epilogue): Free memory for unscaled_index_insn_codes. + (pa_reorg): Call record_unscaled_index_insn_codes. + + * haifa-sched.c (move_insn): Handle notes correctly for insns + with SCHED_GROUP_P set. + +Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu) + + * alpha/xm-linux.h (USE_BFD): Undef before define. + +Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com> + + * cse.c (cse_insn): Don't record BLKmode values. + +Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com) + + * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches. + +Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com) + + * cccp.c (sys_errlist): Remove special 4.4bsd declaration. + * collect2.c (sys_errlist): Likewise. + * cpplib.c (sys_errlist): Likewise. + * gcc.c (sys_errlist): Likewise. + * protoize (sys_errlist): Likewise. + * configure.in: Check for strerror. + * xm-freebsd.h (HAVE_STRERROR): Remove definition. + * xm-gnu.h (HAVE_STRERROR): Likewise. + * xm-linux.h (HAVE_STRERROR): Likewise. + * xm-netbsd.h (HAVE_STRERROR): Likewise. + * xm-bsd386.h (HAVE_STRERROR): Likewise. + * xm-cygwin32.h (HAVE_STRERROR): Likewise. + * xm-dos.h (HAVE_STRERROR): Likewise. + * xm-mingw32.h (HAVE_STRERROR): Likewise. + * xm-pa.h (HAVE_STRERROR): Likewise. + * xm-papro.h (HAVE_STRERROR): Likewise. + * xm-sysv4.h (HAVE_STRERROR): Likewise. + * configure, config.in: Rebuilt. + + * Makefile.in: Add several missing "else true" clauses. + + * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED. + * mips-tfile.c: Likewise. + * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs. + * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition. + * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise. + * configure.in: Check for sys_siglist declaration. + * configure, config.in: Rebuilt. + +Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com) + + * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, + m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, + sparc/rtems.h (subtarget_switches): Added -mrtems as a switch. + * i960/i960.h: Added SUBTARGET_SWITCHES macro. + * rs6000/sysv4.h (extra_subtarget_switches): Added new + macro EXTRA_SUBTARGET_SWITCHES. + * configure.in (sh*-*-rtems*): New target. + * sh/rtems.h: New file. + * sh/sh.h: Added SUBTARGET_SWITCHES macro. + * configure: Rebuilt. + +Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com> + + * unroll.c (calculate_giv_inc): Handle increment with code PLUS. + +Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu> + + * rs6000.md: Make DF fused-add operations pay attention to + -mno-fused-add. + +Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com> + + * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define. + +Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com) + + * pa.md (reload_peepholes): Make sure operand is a REG before + examining REGNO. Allow general registers too. + +Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com> + + * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs. + +Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de) + + * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc + to reallocate abbrev_die_table. + +Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com> + + * m68k/m68k.md (iorsi_zexthi_ashl16): Disable. + +1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> + + * Makefile.in (config.status): Depend on version.c + + * expr.h (insn_gen_function): Reenable prototype. + + * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of + first parameter. + +Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com> + + * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic. + +Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for latest snapshot. + + * bc-optab.c: Conditionally include stdlib.h. + (free): Provide a declaration if NEED_DECLARATION_FREE. + * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE. + * rtl.h (free): Remove declaration. + * tree.h (free): Remvoe declaration. + + * configure: Rebuilt. + +Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com) + + * flags.h (flag_move_all_movables): Declare. + (flag_reduce_all_givs): Likewise. + * loop.c (move_movables): Handle flag_move_all_movables. + (strength_reduce): Handle flag_reduce_all_givs. + * toplev.c (flag_move_all_movables): Define. + (flag_reduce_all_givs): Likewise. + (f_options): Add -fmove-all-movables and -freduce-all-givs. + * invoke.texi: Document new options, including alias stuff that + wasn't included last time. + +Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com) + + * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS. + * t-mn10200: Ditto. + * t-vxsparc: Ditto. + * t-vxworks68: Ditto. + * t-vxworks960: Ditto. + * t-vx29k: Ditto. + +Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com> + + * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC + if not already defined, and USE_C_ALLOCA not defined. + +Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com> + + * config.guess: Replace with script that uses ../config.guess. + + * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 + if USE_GNULIBC_1 is not defined. + +Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com> + + * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1. + * config.guess: Recognize alpha-linux-gnulibc1. + * configure.in (alpha-*-linux-gnulibc1): New target. + (alpha-*-linux-gnu*): Don't build crtbegin/end. + +Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com> + + * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in + last change. + +Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com> + + * loop.c (combine_movables): Earlier insns don't match later ones. + +Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu) + + * config/linux.h (CC1_SPEC): Define it only if not defined. + + * config/m68k/linux.h (CC1_SPEC): Undefine it before include + <linux.h> + + * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if + USE_GNULIBC_1 is not defined. + + * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1. + + * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined + as 1 if USE_GNULIBC_1 is not defined. + +Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com) + + * reorg.c (dbr_schedule): Allow current_function_return_rtx + to be something other than a REG. + * function.c (expand_function_end): Fix current_function_return_rtx + if it was a pseudo. + + * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS. + * x-netbsd: Likewise + * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS + (INSTALL_HEADERS): Delete. + * x-dguxbcs: Likewise. + * x-hp3bsd44: Likewise + * x-pa: Likewise. + +Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> + + * i386.md (pop): pop increments the stack pointer. + (prologue_set_stack_ptr): New pattern. + * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr + instead of subsi3. + +Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com> + + * reload.c (find_reloads, case '0'): Reject matching a non-offsettable + address where an offsettable address is required. + +Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz> + + * loop.c (check_final_value): Don't miss a biv increment in a + parallel. + +Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com) + + * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check + TYPE_DECL_IS_STUB instead of DECL_NAME. + +Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu) + + * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj. + +Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com> + + * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES). + +Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (find_pre_sched_live): Remove #if 0 code. + (find_post_sched_live): Likewise. + + * haifa-sched.c (schedule_block): Remove old code to get arguments + from hard regs into pseudos early. + +Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for new snapshot. + + * local-alloc.c (update_equiv_regs): All the target to reject + promotion of some REG_EQUAL to REG_EQUIV notes. + * pa.h (DONT_RECORD_EQUIVALENCE): Define. + + * pa.c (secondary_reload_class): (mem (mem ... )) does not need + secondary reloads. + + * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the + store of the argument registers. + +Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu) + + * fold-const.c (multiple_of_p): New function. + (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR. + +Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com) + + * expr.h (insn_gen_function): Temporarily remove prototype. + +Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com> + + * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to + filenames. Use sed to extract base filename for install. + +Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu> + + * unroll.c (find_splittable_givs): Only share if two givs have the + same add and multiply values. + +Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com> + + * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef. + * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it. + +Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com) + + * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns + around branch tables. + * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab + and .end_brtab directives if TARGET_GAS. + +Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com> + + * alias.c (true_dependence): Pass x_addr not x to varies. + + * acconfig.h (NEED_DECLARATION_CALLOC): Add. + * configure.in: Add GCC_NEED_DECLARATION call for calloc. + * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete + declarations. + * config.in, configure: Regenerate. + +Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu> + + * alias.c (find_base_value): Improve handling of PLUS, MINUS, and + LO_SUM. + (record_set): Handle LO_SUM like PLUS. + (init_alias_analysis): When following chains of base addresses, + do not stop on reaching a hard register. + +Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump for new snapshot. + +Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com> + + * alpha.h (ARCH_ASM_FILE_START): Define. + (ASM_FILE_START): Use ARCH_ASM_FILE_START. + * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string. + +Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com) + + * Makefile.in (install-common): Put gcov comment at start of line. + +Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com) + + * alias.c (init_alias_analysis): When simplifying the reg_base_value + array, simplify entries for hard registers too. + +Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk> + + * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from + list. + +Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com> + + * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test + block_stack before dereferencing it. + +Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com> + + * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate. + +Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com> + + * cplus-dem.c: Add 'extern' to prepends_underscore. + +Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate. + (get_issue_rate): Delete. + * pa.h (ISSUE_RATE): Define. + + * configure.in: Turn on haifa by default for the PA. + * configure: Rebuilt. + * pa.c (override_options): Accept -mschedule=7200 option. + (pa_adjust_cost): No longer need to scale costs for newer + processors. + * pa.h (enum processor_type): Add PROCESSOR_7200. + * pa.md: Revamp scheduling parameters to work better with + haifa. Add scheduling parameters for the 7200. + + * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P + insns too. + (schedule_block): When adjusting basic_block_{head,end}, account + for movement of SCHED_GROUP_P insns too. + + * haifa-sched.c (debug_dependencies): Fix thinko. + + * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define. + (site.exp, check, check-g++, check-gcc): New targets. + + * haifa-sched.c: Make lots of variables static. + +Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu) + + * expr.h, real.h: Finish prototyping. + +Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com> + + * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR + reloads to RELOAD_FOR_OPERAND_ADDRESS reloads. + * reload1.c: Undo bugfix from Aug 11. + +Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com> + + * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single + quotes around the name. + * configure: Regenerate. + +Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com> + + * Makefile.in (stmp-multilib-sub): Fix typo in last change. + +Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de> + + * Makefile.in (sub-makes): Pass the current value of LANGUAGES down + to sub-makes to avoid building more passes than the user might have + requested on the command line. + +Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk) + + * configure.in: Expurgate `broken_install' (install is + autoconfed). + + * configure.lang: Substitute autoconfed ${INSTALL} (not currently + relevant). + +Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com) + + * loop.c (is_power_of_2, is_conditional_branch): Delete unused + functions and declarations. + (analyze_loop_iterations): Use condjump_p. + (insert_bct): Likewise. Use exact_log2. + +Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com) + + * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed. + (schedule_region): Likewise. + (schedule_insns): Likewise. + + * PROJECTS: Update with Haifa stuff. + +Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Change the version string to look like: + egcs-2.90.00 970814 (gcc2-970802 experimental). + + * loop.c (is_conditional_branch): Make definition match declaration. + + * gcc.c: Take out experimental snapshot warning message. + +Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com> + + * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to + print out the names of the notes. Print out the name of the insn + that is not a note, and not an {,CALL_,JUMP_}INSN. + +Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com> + + * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable + again for the slot after we give it RTL. + +Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com> + + * configure.in (haifa configury): Fix typo. + * configure: Regenerate. + +Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com) + + * version.c: Bump version to "gcc-3.0.0 970802 experimental". + + * gcc.info*: Rebuilt. + + * COPYING.g77, README.g77: New files. + * real.c (ereal_unto_float, ereal_unto_double): New functions. + * real.h (ereal_unto_float, ereal_unto_double): Declare them. + (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define. + +Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com) + + * Integrate Haifa instruction scheduler. + * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references + to sched with $(SCHED_CFLAGS. + * configure.in: Handle --enable-haifa. + * configure: Rebuilt. + * flags.h: Add new flags for haifa instruction scheduler. + * genattrtab.c (expand_units): For haifa, don't subtract one + when computing blockage. + * toplev.h (flag_schedule_interblock): Haifa scheduler flag. + (flag_schedule_speculative): Ditto. + (flag_schedule_speculative_load): Ditto. + (flag_schedule_speculative_load_dangerous): Ditto. + (flag_schedule_reverse_before_reload): Ditto. + (flag_schedule_reverse_after_reload): Ditto. + (flag_branch_on_count_reg): Ditto. + (f_options): Add Haifa switches. + (main): Turn off some Haifa options if appropriate macro is + defined. Process Haifa switches. + * unroll.c (iteration_info): No longer static, since Haifa + scheduler uses it. + (unroll_loop): Inform HAIFA scheduler about loop unrolling factor. + * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value. + * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls. + * loop.h (loop_initial_value,loop_unroll_iter): New globals. + * loop.c (loop_optimize): If HAIFA is defined, allocate additional + storage for the Haifa scheduler. + (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and + LABEL_NEXTREF. + (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count + are defined, call analyze_loop_iterations and insert_bct to use + countdown loops. + (record_giv): Refine test for jumps out of loops if HAIFA is + defined. + (analyze_loop_iterations): New function to identify if we can use + a countdown loop. + (insert_bct): Insert countdown loop. + (instrument_loop_bct): Low level code to insert countdown loop. + (loop_number): Calculate UID of loop. + (indirect_jump_in_function_p): Return true if an indirect jump is + in the function. + (is_power_of_2): Return true if value is a power of 2. + (is_conditional_branch): Return true if insn is a conditional + jump. + (fix_bct_param): Process -fbct-{min,max}-N switches. + (check_bct_param): Return true if loop should be instrumented. + * loop.c (loop_initial_value,loop_unroll_iter): New globals. + (loop_optimize): Initialize. + (get_condition_for_loop): Ditto. + * loop.c (strength_reduce): Inside of code that uses #ifdef + HAVE_decrement_and_branch_on_count code, test it to make sure the + condition is true. + (instrument_loop_bct): Ditto. + * haifa-sched.c: New file. + + + * Integrate regmove pass. + * Makefile.in (OBJS): Add regmove.o + (regmove.o): Add dependencies. + * flow.c (find_use_as_address): No longer static. + * rtl.h (find_use_as_address): Declare. + * toplev.c (regmove_dump, flag_regmove): Define. + (f_options): Add -fregmove. + (regmove_dump_file, regmove_time): Define. + (fatal_insn): Close the regmove dump file. + (compile_file): Initialize regmove_time; open/close the regmove dump + file as needed. Print regmove time as needed. + (rest_of_compilation): Run regmove pass if requested, dump + RTL after regmove if requested. + (main): If -O2 or more, turn on regmove. Handle dump switches. + * regmove.c: New file. + +Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com) + + * Integrate tlink patch from jason@cygnus.com + * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'. + (process_command): Increment n_switches for them. Don't discard + their args. Validate them. + (main): Escape " marks when creating COLLECT_GCC_OPTIONS. + From Rohan Lenard. + (process_command): Set include_prefixes from COMPILER_PATH. + (main): Set COLLECT_GCC_OPTIONS sooner. + * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld. + * tlink.c, hash.c, hash.h: New files. + * Makefile.in (USE_COLLECT2): Always use collect2. + (collect2): Depend on and link in hash.o and tlink.o. + (tlink.o, hash.o): Add dependencies. + +Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com) + + * Integrate alias analysis changes from jfc@mit.edu + * Makefile.in (OBJS): Add alias.o + (alias.o): Add dependencies. + * alias.c: New file. + * sched.c: Remove alias analysis code. It lives in alias.c now. + (sched_analyze_2): Add new arguments to true_dependence. + (schedule_insns): Always call init_alias_analysis. + * calls.c (expand_call): Note calls to malloc, calloc, and realloc; + mark return value from such functions as a pointer and keep track of + them for alias analysis. If a return value from a function is a + pointer, mark it as such. + * combine.c (distribute_notes): Handle REG_NOALIAS. + * cse.c (struct write_data): Delete. No longer needed. + (invalidate): Don't call set_nonvarying_address_components anymore. + Use true_dependence to decide if an entry should be removed from + the hash table. + (invalidate_memory): Remove WRITES argument, simplify appropriately. + Fix all callers. + (note_mem_written): Similarly for WRITE_PTR argument. + (invalidate_from_clobbers): Similarly for W argument. + (invalidate_for_call): Remove memory elements from the hash table. + (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted. + (cse_rtx_varies_p): New function. Derived from old + cse_rtx_addr_varies_p. + (cse_insn): Remove WRITES_MEMORY and INIT variables and all references. + Don't call note_mem_written anymore. Stack pushes invalidate the stack + pointer if PUSH_ROUNDING is defined. No longer need to call + cse_rtx_addr_varies_p to decide if a MEM should be invalidated. + (skipped_writes_memory): Remove variable. + (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory. + (invalidate_skipped_block): Simplify for new alias analysis code. + (cse_set_around_loop): Likewise. + (cse_main): Call init_alias_analysis. + * flags.h (flag_alias_check, flag_argument_noalias): Declare. + * toplev.c (flag_alias_check, flag_argument_noalias): Define. + (f_options): Add new alias checking arguments. + (main): Set flag_alias_check when optimizing. + * local_alloc (validate_equiv_mem_from_store): Add new arguments + to true_dependence. + (memref_referenced_p): Likewise. + * loop.c (NUM_STORES): Increase to 30. + (prescan_loop): Only non-constant calls set unknown_address_altered. + (invariant_p): Add new arguments to true_dependence. + (record_giv): Initialize unrolled and shared fields. + (emit_iv_add_mult): Call record_base_value as needed. + * loop.h (struct induction): Add unrolled and shared fields. + * unroll.c (unroll_loop): Call record_base_value as needed. + (copy_loop_body): Likewise. + (final_biv_value): Likewise. + (final_giv_value): Likewise. + (find_splittable_regs): Likewise. Only create one new pseudo + if we have multiple address GIVs that were combined with the same + dst_reg GIV. Note when a new register is created due to unrolling. + * rtl.c (reg_note_name): Add REG_NOALIAS. + * rtl.h (enum reg_note): Similarly. + (rtx_varies_p, may_trap_p, side_effects_p): Declare. + (volatile_refs_p, volatile_insn_p, remove_note): Likewise. + (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise. + (true_dependence, read_dependence, anti_dependence): Likewise. + (output_dependence, init_alias_analysis, end_alias_analysis): Likewise. + (mark_user_reg, mark_reg_pointer): Likewise. + + + * Integrate reload bugfix from Wilon which enables the PA port + to bootstrap again. + * reload1.c (reload): Sum needs for both OPADDR_ADDR and + OPERAND_ADDRESS when computing how many registers an insn needs. + (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do + conflict. + (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like + OPADDR_ADDR reload. + (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers + in reload_reg_use_in_op_addr do not reach the end. + do not reach the end. + (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with + RELOAD_FOR_OPERAND_ADDRESS. + +Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com) + + * egcs project officially starts. + +Local Variables: +add-log-time-format: current-time-string +End: |