path: root/gcc/ChangeLog

Wed Jul  7 02:00:04 1999  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* reload1.c (gen_reload): When synthesizing a 3 operand add
	sequence, improve test for when to reload OP1 into the reload
	register instead of OP0.

Wed Jul  7 01:38:03 1999  Jim Wilson  <wilson@cygnus.com>

	* unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.

1999-07-07  Manfred Hollstein  <mhollstein@cygnus.com>

	* m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
	string literal.

Wed Jul  7 01:16:43 1999  Richard Henderson  <rth@cygnus.com>

	* ginclude/varargs.h (__builtin_va_alist_t): New typedef.
	(va_dcl): Use __builtin_va_alist_t.

Wed Jul  7 01:14:42 1999  Jason Merrill  <jason@yorick.cygnus.com>

	* dwarf2out.c (gen_struct_or_union_type_die): Only remember types
	on the permanent_obstack.
	* dwarfout.c (output_type): Likewise.

Tue Jul  6 15:25:32 1999  Gavin Romig-Koch  <gavin@cygnus.com>

	* c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
	Merged from c-typeck.c and cp/typeck.c.
	* c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
	Merged into c-common.

Tue Jul  6 13:06:01 1999  Dave Brolley  <brolley@cygnus.com>

	* c-lex.c (errorcount): Declare it.
	(finish_parse): Update errorcount when using CPPLIB.

1999-07-06  Bruce Korb  <ddsinc09@ix.netcom.com>

	* fixinc/inclhack.def(end_else_label): Double the backslash so
	sed gets a chance to see it.
	* fixinc/inclhack.sh: regen
	* fixinc/fixincl.x: regen

Fri Jul  2 18:49:51 1999  Nick Clifton  <nickc@cygnus.com>

	Add framework to support armv5 architecture when it becomes
	available: 
	
	* config/arm/arm.c (FL_ARCH5): New processor capability flag.
	(arm_arch5): New variable.
	(all_architectures): Add armv5 line.
	* config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
	-march=armv5 is specified on the command line.
	(arm_arch5): Export this variable.
	* invoke.texi: Document new string accepted by -march= switch for
	ARM ports.

	* config/arm/arm.h: Replace use of constant 12 as a register
	number with IP_REGNUM.  Similarly 14 and LR_REGNUM.
	* config/arm/arm.c: Replace use of constant 12 as a register
	number with IP_REGNUM.  Similarly 14 and LR_REGNUM.

	* config/arm/elf.h: Tidy up.
	* config/arm/coff.h: Tidy up.
	
Thu Jul  1 19:08:13 1999  Mark P. Mitchell  <mark@codesourcery.com>

	* gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
	* gcc/config/mips/t-iris6gld: New file.
	* gcc/config/mips/iris6gld.h: Likewise.

Fri Jul  2 13:23:39 1999  Gavin Romig-Koch  <gavin@cygnus.com>

	* c-decl.c (widest_integer_literal_type_node,
	widest_unsigned_literal_type) : New.
	(init_decl_processing): Handle/use the two new types.
	* c-common.c (type_for_size,type_for_mode) : Same.
	* c-lex.c (yylex) : Same.
	* c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
	Same.
	* c-tree.h (widest_integer_literal_type_node,
	widest_unsigned_literal_type) : New.

Fri Jul  2 03:05:44 1999  Jeffrey A Law  (law@cygnus.com)

	* dwarfout.c (field_byte_offset): Correctly compute the object's
	byte offset for the first bit of a field which crosses an alignment
	boundary on a !BYTES_BIG_ENDIAN target.

Fri Jul  2 01:36:36 1999  Robert Lipe  <robertlipe@usa.net>

	* fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
	ntohs.

Fri Jul  2 00:46:47 1999  Richard Henderson  <rth@cygnus.com>
                          Jeff Law <law@cygnus.com>

	* ginclude/varargs.h (va_dcl): Use word_mode for type of
	__builtin_va_list.

	* except.c: Include intl.h.
	(expand_eh_return): Set current_function_cannot_inline.
	(save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
	* function.h (struct function): Add eh_return_stub_label.
	* flow.c (delete_unreachable_blocks): Don't merge across EH edges.
	* Makefile.in (except.o): Depend on intl.h.

Fri Jul  2 00:04:23 1999  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
	same as offsettable in cases 1 and 2.

Thu Jul  1 20:54:10 1999  Richard Henderson  <rth@cygnus.com>

	* alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
	(extlh, extwh): Likewise.

Thu Jul  1 11:05:25 1999  Gavin Romig-Koch  <gavin@cygnus.com>

	* c-lex.c (yylex): Improve 'integer constant out of range' messages.

Wed Jun 30 16:51:41 1999  Nick Clifton  <nickc@cygnus.com>

	* configure.in: Add arm-pe and thumb-pe targets.
	* configure: Regenerate.

	* thumb.c (arm_naked_function_p): New function: Determines if
	a function is naked (has no gcc generated prologue/epilogue).
	(is_called_in_ARM_mode): Return true if the func has the
	interfacearm attribute.
	(output_return): Do not generate a return for naked functions.
	(thumb_function_prologue): Do not generate a prologue for
	naked functions.
	(thumb_expand_prologue): Do not generate a prologue for naked
	functions. 
	(thumb_expand_epilogue): Do not generate an epilogue for naked
	functions.
	(arm_valid_machine_decl_attribute): New function, copied from
	arm.c:  Permit naked and interfacearm attributes.
	
	* config/arm/pe.c: New file: Support code for arm-pe target.
	* config/arm/pe.h: New file: Header file for arm-pe target.
	* config/arm/tpe.h: New file: Header file for thumb-pe target.
	* config/arm/t-thumb-pe: New file: Makefile fragment for
	thumb-pe target.
	
1999-07-01  Mark Kettenis  <kettenis@gnu.org>

	* config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
	-fPIC or -fpic is specified.

Wed Jun 30 03:31:54 1999  Jeffrey A Law  (law@cygnus.com)

	* expr.c (emit_block_move): Use copy_to_mode_reg for
	!TARGET_MEM_FUNCTIONS case too.

	* configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
	appropriate.
	* configure: Rebuilt.
	(hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
	* pa.h: Include dbxelf.h.  Delete various dbx/stabs related
	definitions made redundant by dbxelf.h inclusion.  Delete
	lots of definitions related to assembly output that are
	specific to the SOM object format.
	* pa.c (output_function_prologue): Do not emit the function's
	name for OBJ_ELF.
	* pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
	* pa-pro.h: Deleted.
	* som.h: New file with SOM specific definitions.
	* elf.h: New file with ELF specific definitions.

	* elfos.h (const_section): Output a tab before assembler directives.
	(ctors_section, dtors_section): Likewise.
	(ASM_OUTPUT_SECTION_NAME): Likewise.

	* pa/pa1.h: Delete unused file.

Tue Jun 29 01:37:53 1999  Jeffrey A Law  (law@cygnus.com)

	* configure.in (hppa*-hp-hpux11*): New configuration.
	* configure: Rebuilt.
	* pa/pa-hpux11.h: New file.
	* pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
	command line.

	* mips.md (leasi, leadi): New patterns.

	* expr.c (emit_block_move): Properly handle case where one of the
	block move arguments has a queued increment or decrement.
	(clear_storage): Similarly.  Fix formatting goof.

1999-06-28  "David O'Brien"  <obrien@NUXI.com>

	* fixinc/inclhack.def(stdio_va_list): This patch Removes a
	semicolon from the BSD VA_LIST replacement expression.

	* fixinc/inclhack.sh: regen
	* fixinc/fixincl.x: regen

	* fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
	now use the fixincl program.

Mon Jun 28 05:28:12 1999  Jeffrey A Law  (law@cygnus.com)

	* m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
	case.  Also make the PIC register call_used.

	* m68k.h (FINALIZE_PIC): Delete.
	* m68k.c (finalize_pic): Delete.
	
Mon Jun 28 05:16:35 1999  Richard Henderson  <rth@cygnus.com>

	* m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
	to memory.

Mon Jun 28 04:07:27 1999  David Edelsohn  <edelsohn@gnu.org>

	* expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.

Sun Jun 27 02:39:08 1999  Richard Henderson  <rth@cygnus.com>

	* jump.c (jump_optimize_1): Validate the cmov copy to a temporary.

Sat Jun 26 17:18:18 1999  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.

Fri Jun 25 11:33:24 1999  Richard Henderson  <rth@cygnus.com>

	* alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.

Fri Jun 25 13:41:25 1999  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.c (output_toc): Always use hex values for floating-point
	constants.  Store single-precision values in upper-half of TOC
	entry in 64-bit mode.
	* rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
	to final constraints.
	(fix_truncdfsi2 splitter): Change pattern matching fctiwz.
	(fctiwz): Improve accuracy of RTL for pattern.

Fri Jun 25 11:26:38 1999  Gavin Romig-Koch  <gavin@cygnus.com>

	* expr.c (expand_expr): Allow RTL_EXPR's through the 
	MAX_INTEGER_COMPUTATION_MODE checks.

Fri Jun 25 06:06:37 1999  Richard Henderson  <rth@cygnus.com>

	* alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
	such that MASK_SUPPORT_ARCH is not negative.

Fri Jun 25 05:35:44 1999  Jeffrey A Law  (law@cygnus.com)

	* loop.c (verify_dominator): Properly handle ADDR_VEC and
	ADDR_DIFF_VEC insns that appear inside loops.

Thu Jun 24 22:54:05 1999  David Edelsohn  <edelsohn@gnu.org>
			  Jeff Law <law@cygnus.com>

	* rs6000.md (movdf_hardfloat32): Revert previous patch.
	Handle LO_SUM the same as offsettable in cases 1 and 2.
	* rs6000.c (find_addr_reg): Revert previous patch.

Thu Jun 24 22:43:12 1999  Philippe De Muyter  <phdm@macqel.be>

	* system.h (strstr): New external function declaration.
	* acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
	* configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
	* config.in, configure: Rebuilt.

1999-06-24  Tom Tromey  <tromey@cygnus.com>

	* gcc.c (main): Read user-specified specs files after computing
	additional startfile_prefixes.

Thu Jun 24 15:00:47 1999  Mark Mitchell  <mark@codesourcery.com>

	Revert these two patches:

	Thu Jun 17 21:34:24 1999  J"orn Rennecke <amylaar@cygnus.co.uk>
	* loop.c (strength_reduce): When doing biv->giv conversion, update
	reg note of NEXT->insn.

	Thu Jun 17 17:22:07 1999  J"orn Rennecke <amylaar@cygnus.co.uk>
	* loop.c (strength_reduce): When doing biv->giv conversion, fix up
	reg_biv_class.
	(recombine_givs): Set ix field after sorting.

Wed Jun 23 21:26:00 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
	for the parts of an UNSPEC / UNSPEC_VOLATILE.

1999-06-23  Bruce Korb  <ddsinc09@ix.netcom.com>

	*fixinc/inclhack.def:  Add fix development commentary
	(read_ret_type): reactivate and add selection clause
	(zzz_*): tweak output file name to match what is used in hackshell.tpl
	*fixinc/{fixincl.x|inclhack.sh}: regen

Wed Jun 23 00:48:21 1999  Jason Merrill  <jason@yorick.cygnus.com>

	* expr.c (expand_expr): STRIP_NOPS before checking against
	MAX_INTEGER_COMPUTATION_MODE
	(check_max_integer_computation_mode): Likewise.

Tue Jun 22 20:23:43 1999  Jim Wilson  <wilson@cygnus.com>

	* md.texi (smul@var{m}3_highpart): Add missing 's' prefix.

1999-06-22  Jim Wilson  <wilson@cygnus.com>

	* expr.c (store_expr): When target is a promoted subreg, return a
	promoted subreg as a result.

Tue Jun 22 17:14:58 1999  Michael Meissner  <meissner@cygnus.com>

	* dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
	coding standards.
	(dwarf2out_define): Mark unused parameters appropriately.
	(gen_unspecified_parameters_die): Ditto.
	(gen_subprogram_die): Fix signed/unsigned warnings.
	(gen_variable_die): Ditto.
	
1999-06-22  Bruce Korb <ddsinc09@ix.netcom.com>

	* fixinc/inclhack.def(end_else_label): combined else_label
	and endif_label and fixed the sed expression.
	*fixinc/{fixincl.x|inclhack.sh}: regen

Tue Jun 22 01:58:18 1999  Jeffrey A Law  (law@cygnus.com)

	* rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
	'x' when handling non-offsettable addresses

Tue Jun 22 00:20:05 1999  Richard Earnshaw (rearnsha@arm.com)

	* final.c (shorten_branches): Don't try to split an insn that has
	been deleted.

Mon Jun 21 12:47:39 1999  Mark Mitchell  <mark@codesourcery.com>

	* config/mips/mips.c (symbolic_expression_p): New function.
	(mips_select_rtx_section): Put symbolic expressions in the
	data section, not the read-only data section.

Mon Jun 21 22:13:06 1999  Jeffrey A Law  (law@cygnus.com)

	* rs6000.md (find_addr_reg): Handle LO_SUM addresses.

Mon Jun 21 20:10:42 1999  Richard Henderson  <rth@cygnus.com>

	* collect2.c (main): Log frame table count.
	(GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
	(scan_prog_file) [COFF]: Handle frame tables.

	* alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
	(UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
	* alpha/elf.h: Undef them again.
	* alpha/vms.h: Remove their definitions.

Tue Jun 22 03:17:53 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.c (machine_dependent_reorg): When fixing up fp pcloads,
	remove the clobber of r0 and change the REG_UNUSED note to
	REG_INC.

1999-06-21  Jakub Jelinek  <jj@ultra.linux.cz>

	* real.c (ereal_from_double): Fix for 64-bit big endian hosts.
	* emit-rtl.c (gen_lowpart_common): Add case for hosts where double
	fits in HOST_WIDE_INT and one uses union to access a long constant
	as double.

Mon Jun 21 17:18:25 1999  Richard Henderson  <rth@cygnus.com>

	* sparc.c (sparc_override_options): Don't allow profiling for
	code models other than medlow.
	(sparc_function_profiler): New function from old FUNCTION_PROFILER
	macro.  Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
	(sparc_function_block_profiler): Likewise.  Use user_label_prefix.
	(sparc_block_profiler): Likewise.
	(sparc_function_block_profiler_exit): Likewise.
	* sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
	(FUNCTION_BLOCK_PROFILER): Likewise.
	(BLOCK_PROFILER): Likewise.
	(FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
	(MCOUNT_FUNCTION): New.
	* sparc/pbd.h (FUNCTION_PROFILER): Delete.
	(FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
	* sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
	(MCOUNT_FUNCTION): New.
	* sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
	(BLOCK_PROFILER): Delete.
	(MCOUNT_FUNCTION): New.

Mon Jun 21 14:11:29 1999  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.md (movdf_hardfloat32): Fix typo in case 2.

Mon Jun 21 12:27:17 1999  Vladimir Makarov  <vmakarov@tofu.to.cygnus.com>

	* config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
	Add the macros.

	* config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
	Ditto.

	* config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
	Ditto.

	* config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
	Ditto.

Mon Jun 21 14:58:42 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
	types. 

Mon Jun 21 06:22:21 1999  Mark Elbrecht <snowball3@bigfoot.com>

	* i386/djgpp.h (LIB_SPEC): New.
	(STARTFILE_SPEC): New.

	* i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.

Mon Jun 21 06:19:33 1999  Philippe De Muyter  <phdm@macqel.be>

	* fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
	compiler flags.

	* system.h (WSTOPSIG): New macro.

Mon Jun 21 05:33:15 1999  Mumit Khan  <khan@xraylith.wisc.edu>

	* c-pragma.c (push_alignment): Don't ignore alignments greater than
	4 bytes.
	(insert_pack_attributes): Take into account member natural 
	alignment.

	* i386/winnt.c (exports_head): New static variable.
	(i386_pe_record_exported_symbol): New function.
	(i386_pe_asm_file_end): Use.
	* i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
	symbols to be emitted at end of assembly.
	(ASM_DECLARE_OBJECT_NAME): Likewise.
	(ASM_DECLARE_FUNCTION_NAME): Likewise.

	* i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
	-iwithprefix.

Mon Jun 21 04:44:31 1999  Jeffrey A Law  (law@cygnus.com)

	* sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
	in last change.

Sun Jun 20 17:27:20 1999  Richard Henderson  <rth@cygnus.com>

	* haifa-sched.c (sched_analyze_1): Use free_list instead of 
	zapping reg_last_uses directly.
	(sched_analyze_2, sched_analyze_insn): Likewise.
	(sched_analyze): Likewise.  Don't clear reg_last_uses on calls.

Sun Jun 20 16:57:29 1999  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.md (movdf_hardfloat32): Use worst case insn length
	attributes for cases 1 and 2.

Sat Jun 19 22:52:55 1999  Richard Henderson  <rth@cygnus.com>

	* haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
	instead of set.

Sat Jun 19 05:40:07 1999  Philip Blundell <pb@nexus.co.uk>

	* arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.

Sat Jun 19 05:25:05 1999  Richard Earnshaw (rearnsha@arm.com)

	* arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
	PIC_OFFSET_TABLE_REGNUM for general alloaction.
	(INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
	must be stacked if it is used for PIC accesses.
	* arm.c (use_return_insn): Handle PIC register specially.
	(output_return_instruction): Likewise.
	(output_func_{prologue,epilogue}): Likewise.
	(output_expand_prologue): Likewise.

	* arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
	(*strsi_predec): Renamed from *strqi_predec.
	(*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
	(*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.

	* arm.c (arm_override_options): Remove warning about PIC code
	not being supported.

Fri Jun 18 23:47:06 1999  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.c (find_addr_reg): New function.
	* rs6000.h (find_addr_reg): Declare.
	(offsettable_addr_operand): Delete.
	* rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
	from and stores to GPRs.

Fri Jun 18 15:44:18 1999  Richard Henderson  <rth@cygnus.com>

	* alpha.c (alpha_expand_block_move): Use get_insns rather than
	gen_sequence as argument to emit_no_conflict_block.

Fri Jun 18 07:02 1999  Bruce Korb <ddsinc09@ix.netcom.com>

	* fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
	* fixinc/inclhack.def(dgux_int_varargs): script must end with \n
	*fixinc/fixincl.x: regen
	*fixinc/inclhack.sh: regen

Thu Jun 17 15:06:10 PDT 1999 Don Lindsay  <dlindsay@cygnus.com>

        * added support for -mpcrel (PC relative addressing for m68k) 
	based on code done by Michael Tiemann  <tiemann@axon.cygnus.com>.
	* invoke.texi (m68000 options): Add documentation for -mpcrel flag.
	* m68k.c (print_operand_address): Handle 32-bit PIC case.
	(comments for general_src_operand): Add some explanation
	about EXTRA_CONSTRAINTS.
	(OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
	* m68kelf.h (OVERRIDE_OPTIONS): Ditto.
	(LEGITIMATE_PIC_OPERAND_P): Fix typo.
	(LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
	* m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
	(INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
	(OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
	if not already set.
	(OVERRIDE_OPTIONS): Merge in changes from m68k.h.
	* m68k.h (TARGET_PCREL): New target flag.
	(TARGET_SWITCHES): Add "pcrel" as a recognized switch.
	(OVERRIDE_OPTIONS): Add checks for -mpcrel.
	(LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
	contains a SYMBOL_REF.  Relax this constraint during reload, since
	we want to use the predicates, not reload's built-in concept of a
	valid memory address, to control what insns need reloading.
	(EXTRA_CONSTRAINT): Define constraints to accept pc-relative
	operands (essentially 'g', 'm', and 's' under normal circumstances).
	* m68k.c (print_operand): Cause printing of pc-relative addresses
 	to include pc register.
	(print_operand_address): Ditto.
	(general_src_operand): Accept operands that are not only
	general_operands, but are also valid when used as a pc-relative
	source.
	(nonimmediate_src_operand): Similar, for nonimmediate_operands.
	(memory_src_operand): Similar, for memory_operands.
	(pcrel_address): New predicate to accept the special case of a
	pc-relative address.
	* m68k.md (many patterns): Rewrite common SImode, HImode, and
	QImode insns to accept *_src_operand instead of *_operand where
	pc-relative operands can fit.  For example, a pc-relative operand
	can be used as a memory source operand for addsi3, but not as a
	memory destination.
	* hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.

Fri Jun 18 09:11:07 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
	.thumb_set pseudo op to mark aliases of thumb functions.

Wed Jun 16 18:19:13 1999  Nick Clifton  <nickc@cygnus.com>

	* varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
	preference to ASM_OUTPUT_DEF, if it is defined.

	* tm.texi: Document new, optional target macro
	ASM_OUTPUT_DEF_FROM_DECLS.

Thu Jun 17 15:07 1999  Bruce Korb <ddsinc09@ix.netcom.com>

	* fixincludes: ISCNTL patch
	* fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
	(dgux_int_varargs): new for DG/UX
	* fixinc/{fixincl.x,inclhack.sh}: Regenerated.

Thu Jun 17 21:34:24 1999  Jeff Law <law@cygnus.com>

	* invoke.texi (ia32 options): Fix typo.

Thu Jun 17 21:34:24 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* loop.c (strength_reduce): When doing biv->giv conversion, update
	reg note of NEXT->insn.

Thu Jun 17 14:25:08 1999  Jeffrey A Law  (law@cygnus.com)

	* loop.c (move_movables): Note issues with replacing REGs with
	SUBREGs.
	* mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.

Thu Jun 17 13:28:30 1999  David O'Brien <obrien@FreeBSD.org>

	* i386/freebsd-elf.h (LINK_SPEC): Fix typo.

	* i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
	the reference to `mcount' was not correct for the ELF on FreeBSD.

Thu Jun 17 17:22:07 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* loop.c (strength_reduce): When doing biv->giv conversion, fix up
	reg_biv_class.

	(recombine_givs): Set ix field after sorting.

Thu Jun 17 02:54:30 1999  Jeffrey A Law  (law@cygnus.com)

	* emit-rtl.c (operand_subword): Tighten checks for when it is safe
	to safe to extract a subword out of a REG.

Thu Jun 17 01:45:24 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.md (mulsi3): Don't add a no-op move at the end.

Wed Jun 16 20:29:00 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* cse.c (cse_insn): Don't put hard register source into tables for
	the last insn of a libcall.

Wed Jun 16 19:44:33 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* loop.c (strength_reduce): Insert sets of derived givs at every
	biv increment, even if it's the only one.

Wed Jun 16 10:33:02 1999  Jason Merrill  <jason@yorick.cygnus.com>

	* dwarfout.c (add_incomplete_type): New fn.
	(output_type): Call it.
	(retry_incomplete_types): New fn.
	(dwarfout_finish): Call it.

	From Eric Raskin <ehr@listworks.com>:
	(output_type): Output types for bases.

Tue Jun 15 12:51:23 1999  Alexandre Oliva  <oliva@dcc.unicamp.br>

	* mips.c (mips_output_conditional_branch): Add `break' 
	between `default' label and `close braces'.

Tue Jun 15 01:55:20 1999  David O'Brien <obrien@FreeBSD.org>

	* i386/freebsd-elf.h (LINK_SPEC): clean up the linking library 
	specifications and make it realistic.  
	(LIB_SPEC): Likewise.

Mon Jun 14 15:38:43 1999  Jim Wilson  <wilson@cygnus.com>

	* config/mips/mips.c (mips_secondary_reload_class): Check for
	(PLUS (SP) (REG)) and return appropriate register class.
	* config/mips/mips.md (reload_insi): Delete predicate for operand 1.
	Handle (PLUS (SP) (REG)).
	(tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
	(tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
	of emit_insn for tablejump.
	
Mon Jun 14 17:26:40 1999  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.c (output_prolog): RS6000_CALL_GLUE must be
	asm_fprintf format string by itself.
	(output_function_profiler): Likewise.

Mon Jun 14 12:57:38 1999  David Mosberger  <davidm@hpl.hp.com>

        * combine.c (simplify_logical, case AND): Only call
        simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
	or the constant is positive.

Mon Jun 14 11:43:41 1999  Nick Clifton  <nickc@cygnus.com>

	* configure.in: Fix typo in rs6000-ibm-aix4 case.
	* configure: Regenerate.

Mon Jun 14 03:55:40 1999  Jeffrey A Law  (law@cygnus.com)

	* configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
	require a sub-version #.
	* configure: Rebuilt.

1999-06-14  Robert Lipe  (robertlipe@usa.net)

	* svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.

Mon Jun 14 10:30:52 BST 1999  Nathan Sidwell  <nathan@acm.org>

	* c-typeck.c (process_init_element): Detect excess elements in
	char array initializer.

1999-06-14  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* gcc.texi: Mention gcc 2.96 instead of egcs 1.00.

Sat Jun 12 22:29:48 EDT 1999  Jerry Quinn <jquinn@nortelnetworks.com>

	* invoke.texi (Option Summary): Add -fpermissive flag.

Sat Jun 12 03:40:42 1999  Jeffrey A Law  (law@cygnus.com)

	* sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
	that require PIC code sequences.

Wed Jun  9 16:29:01 1999  Nick Clifton  <nickc@cygnus.com>

	* configure.in: Add new target: thumb-elf.
	* configure: Regenerate.
	* config/arm/t-thumb-elf: New file: Makefile fragment for
	thumb-elf build.
	* config/arm/telf.h: New file: Header file for thumb-elf
	build. 

Fri Jun 11 03:17:51 1999  Jeffrey A Law  (law@cygnus.com)

	* Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
	* libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
	initializers is some circumstances.

	* fixinc/inclhack.def (endif_label): Add additional selector for
	more bogus stuff after #endif statements.
	* fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.

Thu Jun 10 20:44:36 1999  Mumit Khan  <khan@xraylith.wisc.edu>

	* i386/cygwin.h (SET_ASM_OP): Define.

Thu Jun 10 20:37:57 1999  Mumit Khan  <khan@xraylith.wisc.edu>

	* reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.

Thu Jun 10 19:23:00 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
	latter.

	* sh.md (ic_invalidate_line_i): Remove second alternative.

Thu Jun 10 06:55 1999  Bruce Korb <ddsinc09@ix.netcom.com>

	*fixinc/inclhack.def(sun_auth_proto): We do not know how to
	test for the presence of valid prototypes.  Delete bypass expr.
	(ioctl_fix_ctrl): Correct the selection expression.
	(no_double_slash): Correct quoting rules
	*fixinc/fixincl.x: regen
	*fixinc/inclhack.sh: regen

Thu Jun 10 15:08:15 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.

Wed Jun  9 15:57:57 1999  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* rs6000.md (movsi_got_internal_mem): Delete.
	* rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
	(GOT_TOC_REGNUM): Delete.
	(PIC_OFFSET_TABLE_REGNUM): Define.
	(FINALIZE_PIC): Disable.
	* rs6000.c (rs6000_got_register): New code for fixed pic register.
	(rs6000_replace_regno): Delete.
	(rs6000_finalize_pic): Likewise.
	(output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.

Wed Jun  9 19:44:26 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* loop.c (loop_insn_first_p): Don't compare LUIDs when P
	is a note; use <= for the compare; advance P while it is
	a NOTE.

Wed Jun  9 13:12:24 1999  Jeffrey A Law  (law@cygnus.com)

	* fixinc/inclhack.def (no_double_slash): Fix quoting for test.
	* fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.

	* varasm.c (remove_from_pending_weak_list): Verify t->name
	is non-NULL before passing it to strcmp.

Wed Jun  9 06:50 1999  Bruce Korb <ddsinc09@ix.netcom.com>

	*fixinc/inclhack.def(sun_auth_proto): bypass the patch if
	the typed arguments are not part of a comment
	(ioctl_fix_ctrl): Added a purpose comment
	*fixinc/fixincl.x: regenerate
	*fixinc/inclhack.sh: regenerate

Wed Jun  9 22:57:02 1999  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* invoke.texi: Add C4x invocation docs.

Wed Jun  9 22:34:38 1999  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
	Define new macros. 
	* config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
	TARGET_EXPOSE_LDP.
	(c4x_legitimize_reload_address): New function.
	* config/c4x/c4x.md: Update docs.

Wed Jun  9 04:14:48 1999  Jeffrey A Law  (law@cygnus.com)

	* fixincludes: Avoid removing '.'.
	* fixinc/fixinc.svr4: Likewise.
	* fixinc/fixinc.winnt: Likewise.
	* fixinc/inclhack.tpl: Likewise.
	* fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.

1999-06-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* fixinc/inclhack.def (sun_catmacro): Escape parens in the select
	pattern.
	* fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.

Wed Jun  9 03:10:34 1999  Mumit Khan  <khan@xraylith.wisc.edu>

	* c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
	correctly.

Tue Jun  8 13:06:15 1999  Jim Wilson  <wilson@cygnus.com>

	* configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
	* configure: Regenerate.
	
Tue Jun  8 05:47:48 1999  Richard Earnshaw (rearnsha@arm.com)

	* optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
	values.

Mon Jun  7 22:30:37 1999  Jeffrey A Law  (law@cygnus.com)

	* fixinc/inclhack.def (avoid_bool): Also catch
	"typedef [unsigned] int bool".
	* fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.

	* m68k/x-hp3bsd44: Delete obsolete and incorrect file.
	* configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
	* configure: Rebuilt.

Mon Jun  7 22:05:03 1999  Mark Kettenis  <kettenis@gnu.org>

	* config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
	such that we can override its definitions if necessary.
	(CPP_SPEC): New define.  Support processor specific predefines via
	%(cpp_cpu).
	(CC1_SPEC): New define.  Support processor specific compiler
	options via %(cc1_cpu).
	(STARTFILE_SPEC): New define.  Use crt0.o instead of crt1.o for
	-static.

1999-06-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
	between sed's -e flag, and the open-quote following it.
	* fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.

Mon Jun  7 20:34:20 1999  Robert Lipe <robertlipe@usa.net>
                          Jeffrey A Law  (law@cygnus.com)

	* varasm.c (assemble_start_function): Remove the function
	from the pending weak decls list when we define a function.
	(assemble_variable): Similarly for variables.
	(weak_finish): Ignore items on the list with a NULL name.
	(remove_from_ending_weak_list); New function to "remove" an item
	from the pending weak declarations list.

Mon Jun  7 19:27:07 1999  Jerry Quinn <jquinn@nortelnetworks.com>

	* pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.

Mon Jun  7 14:07:39 1999  Dave Brolley  <brolley@cygnus.com>

	* c-lex.c (GETC): Redefine to call getch.
	(UNGETC): Redefine to call put_back.
	(putback_buffer): New structure type.
	(putback): New static structure.
	(getch): New function.
	(put_back): New function.
	(yylex): Replace unused bytes from bad multibyte character.

Mon Jun  7 13:33:39 1999  Dave Brolley  <brolley@cygnus.com>

	* cpplib.c (do_define): Cast `alloca' return value.
	(do_include, do_undef, do_pragma): Likewise.
	* cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
 	values.
	* cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
	* gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.

Sun Jun  6 11:58:34 1999  Jakub Jelinek  <jj@ultra.linux.cz>

	* sparc.md (abstf2): This should be an expand.
	(split after abstf2_notv9): Fix mode.
	(abstf2_hq_v9): New pattern.
	(abstf2_v9): Only use when no hard quad.
	(absdf2_v9): Fix if target is not the same as source.
	(ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
	Add correct output constraints.

Sat Jun  5 17:04:16 1999  Craig Burley  <craig@jcb-sc.com>

	From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
	* invoke.texi: Clarify text vis-a-vis Intel CPUs.

Sat Jun  5 12:11:24 1999  Mark Mitchell  <mark@codesourcery.com>

	* mips.h (mips_output_conditional_branch): New function.
	(mips_adjust_insn_length): Likewise.
	(ASSEMBLER_SCRATCH_REGNUM): New macro.
	(ADJUST_INSN_LENGTH): Likewise.
	* mips.c (print_operand): Add `F' and `W' for floating-point
	comparison opcodes.
	(machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
	are now in bytes.
	(mips_adjust_insn_length): New function.
	(mips_output_conditional_branch): New function.
	* mips.md (length): Adjust attribute definition to handle
	conditional branches.  	Change lengths to bytes, rather than
	instructions throughout.  Remove length attribute from
	instructions whose length is four bytes, and rely on the default
	instead.
	(dslot): Fix typo in comment.
	Reword conditional branch patterns to use
	mips_output_conditional_branch.

Fri Jun  4 13:30:27 1999  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

	* alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
	(LIB_SPEC): Likewise.
	Link with -lprof1_r for -g/-pg.

1999-06-04  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>

	* loop.c (check_dbra_loop): Fix change of Jan 19.

Fri Jun  4 00:12:40 1999  Marc Espie <espie@cvs.openbsd.org>

	* freebsd-elf.h (SWITCH_TAKES_ARG):  Redefine, not define.
	(STARTFILE_SPEC):  Define, override the svr4.h version.
	(ENDFILE_SPEC):  Likewise.

Thu Jun  3 23:58:55 1999  Jeffrey A Law  (law@cygnus.com)

	* fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
	* fixinc/fixincl.x: Regenerated.
	* fixinc/inclhack.sh: Regenerated.

Fri Jun  4 05:42:23 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.c (barrier_align): Don't return early for normal branch/barrier
	when optimizing for SH2.

Thu Jun  3 22:27:50 1999  Robert Lipe  <robertlipe@usa.net>

	* i386/udk.h (LINK_SPEC): Correct linker search path for 
	system libraries.

Fri Jun  4 03:20:40 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.c (fixup_addr_diff_vecs): Emit braf reference label.
	(braf_label_ref_operand): Delete.
	* sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
	* sh.md (casesi_jump_2): Operand1 is now the inside of a
	label_ref, and has no predicate.
	The patten has a predicate to guard against invalid substitutions.
	(dummy_jump): Delete.
	(casesi): Update use of casesi_jump_2.

Thu Jun 3 07:48 1999  Bruce Korb <ddsinc09@ix.netcom.com>

	*fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
	*fixinc/fixincl.x: regenerate
	*fixinc/inclhack.sh: regenerate

Thu Jun  3 02:15:07 1999  Jason Merrill  <jason@yorick.cygnus.com>

	* dwarf2out.c (add_incomplete_type): New fn.
	(gen_struct_or_union_type_die): Call it.
	(retry_incomplete_types): New fn.
	(dwarf2out_finish): Call it.

Thu Jun  3 01:19:03 1999  Jeffrey A Law  (law@cygnus.com)

	* gcse.c (insert_insn_end_bb): Correct placement of insns when the
	current block starts with a CODE_LABEL and ends with a CALL and
	we can not find all the argument setup instructions for the CALL.

Wed Jun  2 15:44:15 1999  Mark Mitchell <mark@codesourcery.com>

        Revert this change:
        * fold-const.c (fold): STRIP_NOPS when deciding whether or not
	something is a candidate for optimize_bit_field_compare.

Wed Jun  2 21:53:05 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.

Wed Jun  2 12:25:55 1999  Richard Henderson  <rth@cygnus.com>

	* alpha.c (override_options): Thinko in last patch.

	* alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
	(LIB_SPEC): Recognize -pthread.

Wed Jun  2 08:42:55 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
	definition in config/arm/coff.h
	* config/arm/coff.h: Add comment about USER_LABEL_PREFIX.

Wed Jun  2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>

	* fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
	fixes that need "file=xxx\n" prepended before invocation
	(start_fixer - new): starting the fixer process is complex enough
	to warrent its own routine.  It prepends the "file=xxx\n" stuff.
	(process): uses the new routine; omit usage of putenv()
	* fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
	* fixinc/fixincl.x: regenerate

Wed Jun  2 02:29:07 1999  Jeffrey A Law  (law@cygnus.com)

	* README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
	and version #s (1.1 -> 2.96) as needed.
	* README.g77: Kill way out of date file in the toplevel directory.
 
Wed Jun  2 00:52:34 1999  David O'Brien <obrien@FreeBSD.org>

	* configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
	i386/freebsd-elf.h no longer requires it.  Instead include svr4.h.
	* configure: Rebuilt.
	* i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
	(ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
	(PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
	(SWITCH_TAKES_ARG): Likewise.
	* i386/freebsd.h: Remove FREEBSD_NATIVE support.
	* config/t-freebsd: Moved from config/i386/ so it can used for all
	FreeBSD targets.

Mon May 31 02:22:55 1999  Philippe De Muyter  <phdm@macqel.be>

	* m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.

Wed Jun  2 00:08:34 1999  Robert Lipe  <robertlipe@usa.net>

	* configure.in (i[34567]86-*-udk*): Install headers with cpio.
	* configure: Rebuilt.

Tue Jun  1 19:06:22 1999  David Edelsohn  <edelsohn@gnu.org>

	* rs6000/aix41.h (RS6000_CALL_GLUE): Define.
	* rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
	* rs6000/rs6000.c (rs6000_file_start): Use putc.
	(rs6000_output_load_toc_table): Same.
	(output_prolog, output_mi_thunk): Same.
	* rs6000/rs6000.h (SELECT_SECTION): Formatting.
	(ASM_GLOBALIZE_LABEL): Use putc.

Mon May 31 15:23:23 1999  Richard Henderson  <rth@cygnus.com>

	* alpha.md (reload_*_help): New patterns and splitters.
	(reload_*): Use them.
	(mov[qh]i): Likewise.

Mon May 31 11:48:07 1999  Mark Mitchell  <mark@codesourcery.com>

        * cccp.c (handle_directive): Handle backslash-newlines in quoted
        strings correctly.

Mon May 31 09:36:11 1999  Cort Dougan  <cort@cs.nmt.edu>

	* rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.

Mon May 31 11:40:20 EDT 1999  John Wehle  (john@feith.com)

	* flow.c (mark_regs_live_at_end, insn_dead_p,
	mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
	and HARD_FRAME_POINTER_REGNUM special treatment if reload
	hasn't run or the frame pointer is needed.
	* haifa-sched.c (attach_deaths): Likewise.
	* sched.c (attach_deaths): Likewise.

Mon May 31 00:46:17 1999  Jeffrey A Law  (law@cygnus.com)

	* jump.c (jump_optimize_1): Only set CAN_REACH_END if 
	calculate_can_reach_end returns nonzero.

	* configure.in (native gas tests): Search for an assembler in the
	same manner that the installed compiler will.
	* configure: Rebuilt.
        * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.

	* alias.c (find_base_term): Improve handling of addresses
	constructed from binary operations.

Sun May 30 14:29:17 1999  Eric Raskin (ehr@listworks.com)

	* dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.

Sun May 30 14:19:13 1999  Jeffrey A Law  (law@cygnus.com)

	* function.h (cleanup_label, frame_offset): Declare.
	(tail_recursion_label, tail_recursion_reentry): Likewise.
	(arg_pointer_save_area, rtl_expr_chain): Likewise.
	* stmt.c (cleanup_label, frame_offset): Delete extern declarations.
	(tail_recursion_label, tail_recursion_reentry): Likewise.
	(arg_pointer_save_area, rtl_expr_chain): Likewise.

Sat May 29 19:08:10 1999  Philip Blundell  <philb@gnu.org>

	* config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already 
	defined.
	* config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
	(MAX_OFILE_ALIGNMENT): Define.

Fri May 28 21:40 1999  Robert Lipe <robertlipe@usa.net>

	* fixincl.c: Replace local include scheme with #includes of
	gansidecl.h and system.h.
	* procopen.c:  Likewise.
	* server.c:  Likewise.

Fri May 28 03:47:03 1999  Eric Raskin (ehr@listworks.com)

	* i386/t-dgux (EXTRA_PARTS): Add crti.o
	(crti.o): Add build rule and dependencies.
	* fixinc/fixinc.dgux:  Use modified _int_varargs.h

Fri May 28 03:41:02 1999  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

        * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
        (LIB_LINUX_SPEC): Likewise.
        (LIB_LINUX_SPEC): Add support for -pthread
        (CPP_OS_LINUX_SPEC): Likewise.
        (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
        specified.

Thu May 27 13:04:52 1999  H.J. Lu  (hjl@gnu.org)

	* i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
	conditional move.
	(notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
	(output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
	for IEEE math and CC_FCOMI.
	(put_jump_code): No IEEE if CC_FCOMI is set.

1999-05-27  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>

	* fold-const.c (fold_truthop): Make the field reference unsigned
	when converting a single bit compare.

Thu May 27 02:40:48 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* loop.c (strength_reduce): Don't do biv->giv conversion on constants.

Thu May 27 02:09:27 1999  Jeffrey A Law  (law@cygnus.com)

	* varasm.c (STRIP_NAME_ENCODING): Remove default definition.
	* output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
	version did.

	* reload.c (push_reload): Do not call remove_address_replacements
	when presented with identical optional reloads.

Wed May 26 14:18:05 1999  Richard Henderson  <rth@cygnus.com>

	* alpha.h (MASK_FIX, TARGET_FIX): New.
	(MASK_*): Reorganize constants.
	(CPP_AM_FIX_SPEC): New.
	(TARGET_SWITCHES): Add FIX.
	(EXTRA_SPECS): Likewise.
	(CPP_CPU_EV6_SPEC): Use FIX, not CIX.
	(SECONDARY_MEMORY_NEEDED): Likewise.
	(REGISTER_MOVE_COST): Likewise.
	* alpha.c (override_options): Add FIX support.  Always use 
	ALPHA_TP_PROG for ev6.
	* alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
	* alpha/elf.h (ASM_FILE_START): Look at FIX too.
	* configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.

Wed May 26 09:53:05 1999  Mark Mitchell  <mark@codesourcery.com>

        * fold-const.c (fold): STRIP_NOPS when deciding whether or not
	something is a candidate for optimize_bit_field_compare.

Wed May 26 09:40:02 1999  Mark Mitchell  <mark@codesourcery.com>

	* gcc.texi (Passes): Document branch-shortening.
	* invoke.texi (Debugging Options): Document the fact that `-dp'
	outputs length information for instructions.

Wed May 26 08:49:31 1999  Nick Clifton  <nickc@cygnus.com>

	* flow.c: Revert previous delta.

Wed May 26 06:05:10 1999  Nick Clifton  <nickc@cygnus.com>

	* flow.c (insn_dead_p): Check against frame_pointer_rtx not
	FRAME_POINTER_REGNUM. 
	(mark_set_1): Ditto.
	(mark_used_regs): Ditto.

Wed May 26 02:19:31 1999  Philip Blundell  <pb@nexus.co.uk>

	* arm.h (NEED_PLT_GOT): Fix mistake in last change.
	(GOT_PCREL): New macro.  Define to 1 if not already defined.
	* arm/elf.h (GOT_PCREL): Define to 0.
	* arm.c (arm_finalize_pic): Take into account the setting of
	GOT_PCREL.

Tue May 25 14:06:06 1999  Jeffrey A Law  (law@cygnus.com)

	* output.h (STRIP_NAME_ENCODING): Provide default definition.
	* dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.

	* flow.c (mark_set_1): Do not record BLKmode stores as dead
	store elimination candidates.

Tue May 25 08:55:57 1999  Gavin Romig-Koch  <gavin@cygnus.com>

	* config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if 
	TARGET_GAS.

Mon May 24 20:30:08 1999  Jim Wilson  <wilson@cygnus.com>

	* configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
	Add use of x-aix41-gld.
	
Mon May 24 16:44:09 1999  Jakub Jelinek  <jj@ultra.linux.cz>

	* sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
	(ASM_OUTPUT_DESTRUCTOR): Define.

Mon May 24 14:35:24 1999  Jeffrey A Law  (law@cygnus.com)

	* loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
	last CODE_LABEL in a loop if we have previously passed a jump
	to the top of the loop.

Mon May 24 07:56:29 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
	applying Philip's patch.

Mon May 24 01:02:12 1999  Mark Mitchell  <mark@codesourcery.com>

	* stmt.c (expand_end_bindings): Ignore any elements of VARS that
	are not VAR_DECLs.

Sun May 23 20:31:16 1999  Jeffrey A Law  (law@cygnus.com)

        * loop.c (strength_reduce): Grow reg_single_usage as needed.

Sun May 23 10:13:20 1999  David O'Brien <obrien@FreeBSD.org>

	* i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
	Also remove a useless comment.

Sun May 23 10:05:23 1999  Jerry Quinn <jquinn@nortelnetworks.com>

	* pa.md (negdf2,negsf2):  Use fneg instead of fsub on pa 2.0.
 
Sat May 22 21:02:06 1999  David Edelsohn  <edelsohn@gnu.org>

	* collect2.c (main): Only generate import or export file and add
	to link arguments if non-empty.  Use xmalloc not alloca.
	(write_{export,import}_file): Delete.
	(write_aix_file): New function.
	(locatelib): Use xmalloc not malloc.
	(GCC_OK_SYMBOL): Do not check type if aix64.

Sat May 22 09:35:51 1999  Philip Blundell  <pb@nexus.co.uk>

	Based on patch by Scott Bambrough and Pat Beirne:
	* config/arm/arm.c (making_const_table): New variable.
	* config/arm/arm.h (making_const_table): Declare.
	(OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
	appropriate.
	* config/arm/arm.md (consttable_4, consttable_8, consttable_end):
	Keep track of when we are building the constant table.	

Sat May 22 09:34:22 1999  Philip Blundell  <pb@nexus.co.uk>

	* config/arm/arm.c (arm_override_options): Fix erroneous warning
	message.
	
Sat May 22 09:06:33 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.h (NEED_PLT_GOT): Only define if not already
	defined. 

Sat May 22 07:17:05 1999  Nick Clifton  <nickc@cygnus.com>

	* tm.texi (FUNCTION_ARG): Correct description of a stack element
	in a PARALLEL.

Sat May 22 01:27:49 1999  Mark Mitchell  <mark@codesourcery.com>

	* expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.

Fri May 21 21:19:02 1999  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* rs6000.c (output_mi_thunk): Enable full support again.

Fri May 21 20:09:52 1999  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.h (BRANCH_COST): Define.

Thu May 20 10:00:42 1999   Stephen L Moshier  <moshier@world.std.com>

	* Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.

Thu May 20 09:58:57 1999  Jan Hubicka <hubicka@freesoft.cz>

	* function.c (assign_stack_local): Align stack slot propertly.
	(assign_outer_stack_local): Likewise.

Thu May 20 10:38:43 1999  Mark Mitchell  <mark@codesourcery.com>

	* expr.h (lang_expand_constant): Declare.
	* toplev.c (lang_expand_constant): Define it.
	* varasm.c (output_constant): Use it.

Thu May 20 11:28:53 1999  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
	Change function definitions to K&R style.

Thu May 20 08:16:39 1999  Bruce Korb <ddsinc09@ix.netcom.com>

	* fixinc/fixincl.c: We must not ignore SIGCLD now.

Thu May 20 07:06:39 1999  Alexandre Oliva  <aoliva@acm.org>

	* fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
	* fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
	(several places): omit static initialization
	(process): use single fd, since only the read fd is used
	* fixinc/gnu-regex.c: define 'const' away, if not supported
	* fixinc/procopen.c(several places): omit static initialization
	* fixinc/server.c: define 'volitile' away, if not supported

1999-05-20  Andreas Schwab  <schwab@issan.cs.uni-dortmund.de>

	* config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
	asm_fprintf and %L to generate the label name.
	* config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
	(ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.

Thu May 20 01:40:55 1999  Jeffrey A Law  (law@cygnus.com)

	* jump.c (can_reverse_comparison_p): Do not abort if the comparison
	insn for a conditional jump can not be found.

Wed May 19 23:58:58 1999  Jeffrey A Law  (law@cygnus.com)

	* mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
	on variables in specific sections other than .sbss and .sdata.

Wed May 19 03:56:56 1999  Mark Mitchell  <mark@codesourcery.com>

	* stmt.c (expand_return): Call start_cleanup_deferral and
	end_cleanup_deferral around conditional code.

Wed May 19 08:40:08 1999  Bruce Korb <ddsinc09@ix.netcom.com>

	* fixinc/fixincl.tpl: Avoid depending on ANSI C features for
	filename lists.  Utilizes new "krstr" AutoGen function.
	* fixinc/fixincl.x: Rebuilt.

Wed May 19 02:47:11 1999  Jan Hubicka  (hubicka@freesoft.cz)

	* i386.c (output_float_compare): Avoid GNU-C extensions.

Wed May 19 00:34:40 1999  Jeffrey A Law  (law@cygnus.com)

	* version.c: Bump to distinguish mainline tree from the
	gcc-2.95 branch.

See ChangeLog.1 for earlier changes.

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