changelog

GCC

	* config/i386/i386.md: Make sure cmpstr peepholes do not
	affect liveness information.

2001-05-24  Mark Mitchell  <[e-mail]>

	* c-typeck.c (digest_init): Issue error messages about
	invalid constants, not warnings.

	* invoke.texi (-fno-builtin): Document that this is always on
	in C++.

2001-05-24  Philip Blundell  <[e-mail]>

	* config/arm/arm.c (output_return_instruction): Correctly handle
	interworking and interrupt functions.

2001-05-24  Philip Blundell  <[e-mail]>

	* config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
	-m{no-}sched-prolog.  Fix typos and improve formatting.

2001-05-24  Philip Blundell  <[e-mail]>

	* invoke.texi (ARM Options): Improve wording slightly.  Add
	documentation for more options, including those for Thumb mode.
	Don't mention options that don't exist or are unimplemented.
	(Thumb Options): Delete; merged into above section.

2001-05-24  Geoff Keating  <[e-mail]>

       * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
       (MD_FALLBACK_FRAME_STATE_FOR): Use it.

2001-05-23  Richard Henderson  <[e-mail]>

	* doc/install.texi (alpha-linux): Require binutils 2.11.

2001-05-23  Joseph S. Myers  <[e-mail]>

	* extend.texi (Attribute Syntax): Clarify application of
	attributes to parameters declared as functions or arrays.

2001-05-23  Zack Weinberg  <[e-mail]>

	* diagnostic.c (vnotice): Kill.
	(fnotice): Call vfprintf directly.
	(diagnostic_for_decl, output_do_verbatim, output_verbatim,
	verbatim, set_diagnostic_context): Rename string argument to
	indicate that it is run through gettext.
	(vbuild_message_string, build_message_string, output_do_printf):
	Rename string argument to indicate that it is NOT run through
	gettext.
	(output_printf, diagnostic_for_decl, fatal_io_error, sorry,
	output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
	Run msgid argument through gettext.
	(default_print_error_function): Run constant strings through
	gettext when nothing else will.
	(fatal_error, internal_error, error_recursion): Use fnotice.
	Present complete sentences to gettext.

2001-05-23  Mark Mitchell  <[e-mail]>

	* jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.

2001-05-22  Richard Henderson  <[e-mail]>

	* config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
	section pointer alignment.

	* doc/install.texi (alpha-linux): Require binutils >= 2.10.

	* unwind-dw2-fde.c (__deregister_frame_info): Stringize use
	of __USER_LABEL_PREFIX__.

2001-05-22  Richard Henderson  <[e-mail]>

	* unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
	(__deregister_frame_info_bases): New.
	* unwind-dw2-fde.h: Declare it.
	* libgcc-std.ver: Export it.
	* crtstuff.c (__do_global_dtors_aux): Call it if we would have
	called __register_frame_info_bases.

2001-05-22  Andrew MacLeod  <[e-mail]>

	* builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
	* config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
	parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
	* config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
	"r2" to the assembly file. Only issue allocs with non-zero parameters.

2001-05-22  Richard Henderson  <[e-mail]>

	* libgcc2.c: Include hwint.h.

2001-05-22  Richard Henderson  <[e-mail]>

	* crtstuff.c (__register_frame_info_bases): Declare.
	(frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
	(__do_global_dtors_aux, __do_global_dtors): Streamline.

	* config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
	(CRT_GET_RFIB_DATA): New.
	* config/i386/sysv4.h: Likewise.
	* config/i386/sco5.h: Likewise.
	(ASM_PREFERRED_EH_DATA_FORMAT): New.

2001-05-22  Gerald Pfeifer  <[e-mail]>

	* doc/install.texi (Specific): Remove a bogus and duplicate part
	copied from the end of the document.

2001-05-22  Gerald Pfeifer  <[e-mail]>

	* install.texi: Remove obsolete information on SunOS as well as
	i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
	(Installing GNU CC on the Sun): Remove section.

2001-05-22  Alexandre Oliva  <[e-mail]>

	* cppfiles.c (remove_component_p): Don't assume lstat/stat will
	keep errno unchanged on success.

2001-05-22  Joseph S. Myers  <[e-mail]>

	* c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
	once for hexadecimal floats, whether or not they contain a decimal
	point.  Don't let the setting of pedantic otherwise affect the
	parsing of hexadecimal floats.

2001-05-22  Gerald Pfeifer  <[e-mail]>

	* README.ACORN: Remove obsolete file.

2001-05-22  Joseph S. Myers  <[e-mail]>

	Merge objc.texi from mainline:
	2001-02-28  Ovidiu Predescu  <[e-mail]>
	* objc-features.texi: Document the @compatibility_alias compiler
	directive (description from Nicola Pero <[e-mail]>).

2001-05-21  Mark Mitchell  <[e-mail]>

	* tree.h (type_num_arguments): Declare it.
	* tree.c (type_num_arguments): New function.

2001-05-21  Richard Henderson  <[e-mail]>

	* dwarf2out.c (current_funcdef_number): Move outside dwarf2
	conditional ifdef.

2001-05-21  Mark Mitchell  <[e-mail]>

	* c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
	non-register variables.
	* extend.texi: Document that asm-specifications do not make sense
	for non-static local variables.

2001-05-17  Andrew Haley  <[e-mail]>

	* config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.

2001-05-20  Mark Mitchell  <[e-mail]>
	    Jim Wilson  <[e-mail]>

	* libgcc2.h (TItype): Do not assume that the host has 64-bit ntegers.
	(W_TYPE_SIZE): Likewise.

2001-05-21  Joseph S. Myers  <[e-mail]>

	* extend.texi: Clarify documentation of extensions included in ISO
	C99.  Prefer C99 terminology and syntax to old GNU terminology and
	syntax.  Add more index entries.  Document mixed declarations and
	code as an extension in C89 mode.  Warn about future changes to
	semantics of inline functions.  Fixes PR other/930.

2001-05-20  Richard Henderson  <[e-mail]>

	* sched-deps.c (sched_analyze_insn): Force volatile memory reads
	to be output before a branch.

	2001-05-12  Neil Booth  <[e-mail]>
	* sched-deps.c (sched_analyze_insn): Remove unused vars.

	2001-04-05  Bernd Schmidt  <[e-mail]>
	* sched-deps.c (sched_analyze_insn): Revert more of the March 27
	change.

	2001-04-04  Bernd Schmidt  <[e-mail]>
	* sched-deps.c (sched_analyze_insn): Partially revert March 27
	change.

2001-05-20  Richard Henderson  <[e-mail]>

	* Makefile.in (dwarf2asm.o): Depend on $(TREE_H).

2001-05-20  Richard Henderson  <[e-mail]>

	* config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
	(ASM_DOUBLE): Remove.
	* config/i386/bsd.h, config/i386/sco5.h: Likewise.
	* config/i386/sun386.h: Likewise.

	* config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
	(UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.

	* config/i386/cygwin.h (INT_ASM_OP): Remove.
	* config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
	* config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
	* config/i386/netbsd.h, config/i386/openbsd.h: Likewise.

	* config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
	* config/i386/djgpp.h, config/i386/i386.h: Likewise.
	* config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
	* config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
	* config/i386/sysv4.h, config/i386/vsta.h: Likewise.
	* config/i386/win-nt.h, config/i386/win32.h: Likewise.

2001-05-20  Joseph S. Myers  <[e-mail]>

	* invoke.texi: Add more options to summary list.

2001-05-19  Zack Weinberg  <[e-mail]>

	* extend.texi: Document #pragma GCC java_exceptions.

2001-05-20  Joseph S. Myers  <[e-mail]>

	* invoke.texi: Document meaning of -pedantic when -std=gnu* is
	used.  Fixes PR c/2291.
	* gcc.1: Regenerate.

2001-05-20  Stephane Carrez  <[e-mail]>

	* config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
	the -fpic and -fPIC options, clear flag_pic.

2001-05-19  Brad Lucier  <[e-mail]>, Alexandre Oliva  <[e-mail]>

	* Makefile.in (alloca.o): Depend on $(GCONFIG_H).
	($(HOST_PREFIX_1)alloca.o): Depend on $(HCONFIG_H).  Arrange for
	hconfig.h to be included.

Sat May 19 18:23:04 2001  Richard Henderson <[e-mail]>

	* except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
	as ncessary.
	(expand_eh_return): Convert between word_mode and Pmode.
	* unwind-dw2.c (extract_cie_info): Do not assume words and pointers
	are the same size.
	(execute_stack_op): Likewise.
	(execute_cfa_program): Likewise.
	(uw_frame_state_for): Likewise.
	(uw_update_context_1): Likewise.
	* unwind.inc (_Unwind_Reason_Code): Likewise.
	* config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
	(EH_RETURN_STACKADJ_RTX): Likewise.
	* config/mips/mips.c (compute_frame_size): Make space for saving
	EH return registers.
	(mips_expand_epilogue): Handle EH stack adjustments.
	* config/mips/mips.md (eh_return): New pattern.
	(eh_set_lr_si): Likewise.
	(eh_set_lr_di): Likewise.
	Add splitter to perform EH return after reload.

2001-05-19  Mark Mitchell  <[e-mail]>

	* jump.c (mark_jump_label): Tidy previous change.

2001-05-17  Brendan Conoboy <[e-mail]>
	    Bruce Korb <[e-mail]>

	* fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
	found in fixinc directory.  Facilitates binary distributions.

2001-05-19  Bruce Korb <[e-mail]>

	* fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
	* fixinc/genfixes: emit a warning if AutoGen is out of date
	* fixinc/fixincl.x: regen
	* fixinc/Makefile.in: open stdin for those building with a closed one.

2001-05-19  Mark Mitchell  <[e-mail]>

	* jump.c (mark_jump_label): Tidy previous change.

	* jump.c (jump_optimize_1): Tidy.
	(mark_jump_label): When changing the label in a LABEL_REF, change
	update any REG_EQUAL notes as well.

	* defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
	macro.
	* tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
	Document it.
	* toplev.c (main): If the target does not allow profiling without
	a frame pointer, issue an error message.
	* config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
	Define it to false.

Sat May 19 09:40:45 2001  Denis Chertykov  <[e-mail]>

	* regrename.c (regrename_optimize): frame pointer register can
	use a few hardregs.

2001-05-18  John David Anglin  <[e-mail]>

	* toplev.c (note_outlining_of_inline_function): Add ATTRIBUTE_UNUSED
	to argument declaration.

2001-05-18  Jason Merrill  <[e-mail]>

	* README.DWARF: Move into dwarfout.c.

2001-05-18  Stan Shebs  <[e-mail]>

	* configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
	* configure: Regenerate.

2001-05-18  Geoff Keating  <[e-mail]>

	* config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
	the link register if we're not going to use it.

	* config/rs6000/rs6000.c (output_function_profiler): Fix a warning.

2001-05-18  Per Bothner  <[e-mail]>

	Changes needed for java/jvspec.c
	* gcc.h (n_infiles, outfiles):  Add declarations.
	* gcc.c (n_infiles, outfiles):  Mske no longer static.

Fri May 18 10:12:19 2001  Jeffrey A Law  ([e-mail])

	* config/pa/som.h (EXCEPTION_SECTION): Define.

2001-05-18  Bernd Schmidt  <[e-mail]>

	Revert
	2001-02-09  Nick Clifton  <[e-mail]>
	* config/arm/arm.md: Change output constraint on post inc
	load/store multiple patterns to be a read/write constraint.

2001-05-18  Mark Mitchell  <[e-mail]>

	* function.c (expand_function_start): Avoid creating BLKmode
	pseudos.

2001-05-17  Mark Mitchell  <[e-mail]>

	* dwarf2out.c (output_comp_unit): Always output a compilation-unit
	DIE, even if it has no children.
	(dwarf2out_finish): Always output the line-number table, even if
	it has no content.

2000-05-18  David Edelsohn  <[e-mail]>

	* rs6000.md (movsfcc,movdfcc): Remove NE case.

2000-05-17  Franz Sirl  <[e-mail]>

	* config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
	offsets if not REG_OK_STRICT.

	* config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
	(INT_REG_OK_FOR_INDEX_P): Likewise.
	(INT_REG_OK_FOR_BASE_P): Likewise.
	(REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
	(REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
	(LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
	INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
	REG_OK_FOR_BASE_P. Take an additional parameter.
	(LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
	(LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
	(LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
	(GO_IF_LEGITIMATE_ADDRESS): Move code into new function
	rs6000_legitimate_address() and use it.