* explow.c (plus_constant_wide, case LO_SUM): New case.
	(plus_constant_for_output_wide): Delete.
	* rtl.h (plus_constant_for_output): Delete.
	* alias.c (canon_rtx, init_alias_analysis): Call plus_constant
	instead of plus_constant_for_output.
	* recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
	* config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
	* config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
	* config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
	* config/sparc/sparc.md: Likewise.
	Convert some change_address calls to adjust_address.

From-SVN: r43720

gcc:
	* doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
	doc/rtl.texi, doc/tm.texi: Improve formatting.  Improve
	documentation of -std and -Wwrite-strings.

contrib:
	* texi2pod.pl: Handle @r inside @item.

From-SVN: r43718

acinclude.m4 (GLIBCPP_ENABLE_THREADS): Protect variable from shell expansion (thanks to Alexandre Oliva).

	* acinclude.m4 (GLIBCPP_ENABLE_THREADS): Protect variable from shell
	expansion (thanks to Alexandre Oliva).
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

Also, re-add last comment since Benjamin accidentally trashed it with
his last check-in.

From-SVN: r43715

	* cse.c (canon_hash): Don't register registers in very small
	register classes, as extending their lifetime might cause
	reload to fail.

From-SVN: r43714

2001-07-02  Benjamin Kosnik  <bkoz@redhat.com>

	* src/locale.cc (locale::locale(const char*)): Make sure global
	locales are initialized.
	* include/bits/locale_facets.tcc (locale::combine): Refcout should
	be zero, not one as it's return-by-value.
	* testsuite/27_io/ios_base_callbacks.cc (test01): Don't check for
	named locales here.
	* testsuite/22_locale/ctor_copy_dtor.cc (test01): Instead, check
	for it here.
	(test02): Add test.
	* libsupc++/eh_alloc.cc: Use climits, not limits.h.

From-SVN: r43713

	libstdc++/3284
	* acinclude.m4 (GLIBCPP_ENABLE_THREADS): Portability enhancement.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

From-SVN: r43711

	libstdc++/3243
	* acinclude.m4 (GLIBCPP_ENABLE_THREADS): Add relative path to
	staged/installed area to support -I-.  Document.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

From-SVN: r43709

	* flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.

	* flow.c (forwarder_block_p): Fix for fallthru blocks.
	(try_redirect_by_replacing_jump): Update properly the count
	and frequency information.

From-SVN: r43708

	libstdc++/2211
	* src/ios.cc (ios_base::Init::_S_ios_create): Rename __bufsize to
	__out_bufsize.  Add __in_bufsize, document it and use it.

From-SVN: r43707

From-SVN: r43706

       * toplev.c (dump_file_index): Move SSA dumps just after first
        jump dump.
        (dump_file): Corresponding changes.
        (rest_of_compilation): Move SSA path to just after the first
        jump pass.
        * doc/gcc.texi (Passes): Update due to movement of SSA path.
        * doc/invoke.texi: Update dump file #s as they were completely
        out of date with reality.

From-SVN: r43704

2001-07-02  Geoffrey Keating  <geoffk@redhat.com>

	* doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.

	* expr.c (emit_move_insn_1): Deal with non-default
	STACK_PUSH_CODE.

	* expr.c (emit_single_push_insn): Fix warning.

2001-07-02  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>

	* expr.c (emit_move_insn_1): Avoid modifying
	cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.

From-SVN: r43703

	* emit-rtl.c (adjust_address): New function.
	* expr.h (adjust_address): Add declaration.
	* builtins.c: Replace some calls to change_address with calls to it
	or to validize_mem.
	* caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
	* function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
	* config/arm/arm.c, config/convex/convex.c: Likewise.
	* config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
	* config/i386/i386.c, config/i386/i386.md: Likewise.
	* config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
	* config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
	* config/m88k/m88k.c, config/mips/mips.md: Likewise.
	* config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
	* config/sh/sh.c, config/sparc/sparc.md: Likewise.

From-SVN: r43702

2001-07-01  Stephen M. Webb <stephen@bregmasoft.com>

	* include/bits/stl_construct.h (construct): Remove.
      	(destroy): Remove.
      	(__destroy): Replaced by use of iterator_traits.
	* include/bits/stl_deque.h: replaced HP iterator functions with
	iterator_traits.
        (construct): changed to _Construct.
	(destroy): changed to _Destroy.
	* include/bits/stl_tempbuf.h: Same.
	* include/bits/stl_tree.h: Same.
	* include/bits/stl_vector.h: Same.
	* include/backward/iterator.h (construct): moved definition to here.
	(destroy): Same.

From-SVN: r43701

	* config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
        * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
        * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.

From-SVN: r43700

	* cppinit.c (lang_defaults): New table.
	(set_lang): Just read from lang_defaults into the live options
	structure.

From-SVN: r43699

gcc:
	* Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
	* doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
	* doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
contrib:
	* gcc_update: Remove entries for gcc.1, cpp.1, gcov.1.

From-SVN: r43698

	* doc/install.texi: Various spelling and markup fixes.
	(Installing GCC): Component specific installation instructions are
	gone.
	Fix reference.
	Warn about removing old install dir in the presence of shared libs.
	(Configuration): Invoke with options target to match configure
	--help.
	Consistently refer to gas, gld pathnames.
	Invert --enable-multilib documentation.
	Remove references to old compiler versions.

From-SVN: r43697

From-SVN: r43695

	* doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
	section.
	(Specific, mips*-sgi-irix5): Note IDO download.
	Reworded MIPS C hints.
	Use GNU as instead of GAS.
	Markup fixes.
	Removed SGI Freeware reference, IRIX 6 only.
	(Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
	Note N64 library requirement/workaround.
	Update O32 hints.
	Complete list of structure passing bug victims.

From-SVN: r43694

+       * simplify-rtx.c (simplify_rtx): Use swap_commutative_operands_p.
Forgot to commit Friday.

From-SVN: r43692

From-SVN: r43691

        * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
        (find_inherently_necessary): Remove unused variable.

From-SVN: r43690

From-SVN: r43688

	* c-common.h (TDI_inlined): New ast dump phase.
	(dump_flag_name): New function.
	* c-dump.c (dump_files): Add inlined phase.
	(dump_flag_name): Define.
	* doc/invoke.texi (-fdump-ast-inlined): Document.
cp:
	* optimize.c (optimize_inline_calls): New function, broken out
	of ...
	(optimize_function): ... here. Call it. Don't inline if it is
	a thunk.
	(dump_function): Print name of dump flag causing this dump.
	* semantics.c (expand_body): Move thunk inline check to
	optimize_function.

From-SVN: r43687

	* stor-layout.c (layout_decl): Revert change to handling of alignment
	in packed types.

From-SVN: r43686

From-SVN: r43684

2001-07-01  Jeremy Nimmer  <jwnimmer@alum.mit.edu>

	For PR libgcj/3523:
	* java/io/LineNumberReader.java (reset): Pass correct arguments to
	countLines.

From-SVN: r43683

	* c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
	for FIELD_DECL.

From-SVN: r43682

	* doc/tm.texi (FUNCTION_ARG): Document that the last call
	is special.

From-SVN: r43681

	* expr.c (expand_expr, case ARRAY_REF): Correct check for
	side-effects in the value of an array element.

From-SVN: r43680

2001-07-01  Toon Moene  <toon@moene.indiv.nluug.nl>

	* libI77/fio.h: Include <sys/types.h> for off_t.

From-SVN: r43678

	* tlink.c (recompile_files): Remove COMPILER_PATH and
	LIBRARY_PATH from the environment.

From-SVN: r43677

2000-09-10  Michael Chamberlain <michael@chamberlain.net.au>

	* gcc.misc-tests/mg.exp (compiler_output): Support tcl 8.3.1.

From-SVN: r43675

	* c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
	RID_LAST_PQ.  Move RID_FIRST_PQ down with the other FIRST/LAST
	enumerators.
	(OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.

	* c-parse.in (OBJC_STRING): Kill.
	(objc_string): Decompose to [objc_string] '@' STRING.
	(reswords): Take the leading '@' off all the Objective C keywords.
	(objc_rid_sans_at): Kill.
	(init_reswords): Don't initialize it.
	(yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
	(_yylex): Kill reconsider label.  Look ahead one token after
	an '@'; if we get an identifier, check whether it's an
	Objective C @-keyword.  If so, return the keyword.  Otherwise,
	put back the token and return the '@' as a terminal.

	* cpplib.c (lex_macro_node): Remove unnecessary check for
	leading '@' on identifier.  Clarify control flow and commentary.

From-SVN: r43674

From-SVN: r43673

	* cse.c (new_label_ref): Variable deleted.
	(insert): Remove set of new_label_ref.
	(check_for_label_ref): New function.
	(cse_basic_block): Don't check new_label_ref; call check_for_label_ref.

From-SVN: r43672

From-SVN: r43671

2001-07-01  Toon Moene  <toon@moene.indiv.nluug.nl>
            Pedro Vazquez  <vazquez@penelope.iqm.unicamp.br>

	* libI77/fio.h: Use off_t when appropriate.
	* libI77/backspace.c (f_back): Ditto.
	* libI77/endfile.c (t_runc): Ditto.
	* libI77/err.c (f__nowreading): Ditto.
	* libI77/ftell_.c (unit_chk): Ditto.
	* libI77/sue.c (global f__recloc, s_wsue): Ditto.

Co-Authored-By: Pedro Vazquez <vazquez@penelope.iqm.unicamp.br>

From-SVN: r43670

From-SVN: r43669