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|
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 12:12:36 1998 Ken Raeburn <raeburn@cygnus.com>
* reload.h (MEMORY_MOVE_COST): Define here if not already defined;
if HAVE_SECONDARY_RELOADS, factor in copying cost.
(memory_move_secondary_cost): Declare.
* regclass.c (MEMORY_MOVE_COST): Don't define default here.
(memory_move_secondary_cost) [HAVE_SECONDARY_RELOADS]: New
function.
(regclass, record_reg_classes, copy_cost, record_address_regs):
Pass register class and direction of move to MEMORY_MOVE_COST.
* reload1.c (MEMORY_MOVE_COST): Don't define default here.
(emit_reload_insns, reload_cse_simplify_set): Pass register class
and direction of move to MEMORY_MOVE_COST.
* 1750a.c, a29k.h, alpha.h, arc.h, arm.h, dsp16xx.h, i386.h,
m32r.h, m88k.h, rs6000.h (MEMORY_MOVE_COST): Add extra ignored
arguments to definition, even in comments.
* mips.h (MEMORY_MOVE_COST): Add extra arguments; add
memory_move_secondary_cost result to cpu-specific cost.
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.
1998-02-26 Ken Raeburn <raeburn@cygnus.com>
* regclass.c (init_reg_sets): Move init of move cost tables...
(init_reg_sets_1): ...to here.
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.
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'.
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 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.
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