From-SVN: r44807

From-SVN: r44806

        * doc/extend.texi (Arrays and pointers implementation): Discourage
        relying on sign-extension of pointers.

From-SVN: r44805

From-SVN: r44803

From-SVN: r44802

From-SVN: r44801

2001-08-11  H.J. Lu <hjl@gnu.org>

	* config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
	in_dtors.
	(EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
	RDATA_SECTION_ASM_OP.

From-SVN: r44798

From-SVN: r44797

install.texi (Specific, c4x): Fix cross-reference to the main manual to work both for info and HTML versions.

	* doc/install.texi (Specific, c4x): Fix cross-reference to the
	main manual to work both for info and HTML versions.

From-SVN: r44795

	* cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
	* cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
	(struct cpp_pool): New member first.
	* cppinit.c (append_include_chain): Plug memory leaks.
	* cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
	Allocate pragma structures from the (aligned) macro pool to
	avoid leaking memory.
	* cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
	so we don't leak memory.
	* hashtable.c (ht_destroy): New.
	* hashtable.h (ht_destroy): New.

From-SVN: r44794

pt.c (maybe_fold_nontype_arg): Use TREE_TYPE of ARG as the criterion to avoid rebuilding expression tree...

	* pt.c (maybe_fold_nontype_arg): Use TREE_TYPE of ARG as the
	criterion to avoid rebuilding expression tree instead of
	processing_template_decl.

	* g++.dg/template/unify1.C: New test.

From-SVN: r44793

From-SVN: r44792

       * include/bits/std_limits.h(__glibcpp_char_is_signed): Use
       __CHAR_UNSIGNED__.

       * config/os/gnu-linux/bits/os_defines.h(__glibcpp_char_is_signed):
       Likewise.
       * config/os/aix/bits/os_defines.h(__glibcpp_plain_char_is_signed):
       Remove.

From-SVN: r44791

	* cpphash.h, cpplib.c: Correct erroneous previous checkin.

Co-Authored-By: Franz Sirl <Franz.Sirl-kernel@lauterbach.com>

From-SVN: r44790

	* c-lex.c (map): Make const.
	(cb_file_change): Update for callback passing a line map.
	Don't assume we have a previous map.  Remove sanity check
	about popping too many files.
	* cpperror.c (print_location): Make map const.
	* cppfiles.c (stack_include_file): Update; line maps now hold sysp.
	(cpp_make_system_header): Similarly.
	(search_from): Similarly.
	(_cpp_execute_include): Don't remember where we came from.
	* cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
	(struct cpp_reader): Make map const.
	(CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
	* cpplib.c (do_line): Update; line maps now hold sysp.
	(cpp_push_buffer): Similarly.
	(_cpp_do_file_change): Similarly; callback with map instead.
	(cpp_get_line_maps): Constify return value.
	(_cpp_pop_buffer): Update.
	* cpplib.h (struct cpp_file_change): Remove.
	(struct cpp_callbacks): Update.
	(cpp_get_line_maps): Constify return value.
	* cppmacro.c (_cpp_create_definition): Update.
	* cppmain.c (struct printer): Constify map.
	(maybe_print_line): Similarly.
	(print_line): Similarly.  Deduce flags 1 and 2 here.
	(cb_file_change): Update.
	* line-map.c (free_line_maps): Warn regardless.
	(add_line_map): Return pointer to const.  When passed NULL to_file
	with LC_LEAVE, use the obvious values for the return point so the
	caller doesn't have to figure them out.
	(lookup_line): Return pointer to const.
	(print_containing_files): Take pointer to const.
	* line-map.h (struct line_map): New members reason, sysp.
	(add_line_map): Return pointer to const.
	(lookup_line): Similarly.
	(print_containing_files): Take pointer to const.

From-SVN: r44789

From-SVN: r44787

        * regmove.c (regmove_optimize): Avoid setting a register twice in
        a parallel set.

Co-Authored-By: Richard Henderson <rth@redhat.com>

From-SVN: r44785

        * doc/extend.texi (Arrays and pointers implementation): Document
        behavior of pointer/integer conversion.

From-SVN: r44784

From-SVN: r44783

From-SVN: r44782

From-SVN: r44781

        * doc/extend.texi (C Implementation): New chapter.
        * doc/gcc.texi (Top): Link it in.

From-SVN: r44777

	bootstrap/3963
	* include/Makefile.am: Use relative file path in rule to allow
	colon in $(objdir).
	* include/Makefile.in: Rebuilt.

From-SVN: r44776

testsuite_hooks.h (__set_testsuite_memlimit): Add dummy default argument to the non-limit implementation.

	* testsuite/testsuite_hooks.h (__set_testsuite_memlimit): Add
	dummy default argument to the non-limit implementation.

From-SVN: r44775

From-SVN: r44774

From-SVN: r44772

From-SVN: r44771

m68k.c (m68k_svr3_asm_out_constructor): Protect with ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.

        * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
        ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.

From-SVN: r44770

2001-07-26  Andrew Haley  <aph@redhat.com>
	Joern Rennecke <amylaar@redhat.com>

	* config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
	(SUBTARGET_CPP_ENDIAN_SPEC): New.
	(SUBTARGET_CPP_SPEC): New.
	(CPP_SPEC): Remove.
	* config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
	(SUBTARGET_CPP_PTR_SPEC): New.
	(CPP_DEFAULT_CPU_SPEC): New.
	(EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
	SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
	(CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
	SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
	(SUBTARGET_CPP_SPEC): Define as an empty string.

From-SVN: r44769

	* calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
	if not already defined.  Remove all #ifdefs on STACK_BOUNDARY;
	this macro is now required.

	* cselib.c (cselib_process_insn), flow.c (propagate_block),
	loop.c (find_and_verify_loops), reload.c (reload): Check
	for rtx code of CALL_INSN, not CALL, when deciding if we
	need to check for REG_SETJMP note.

	* gcse.c (compute_hash_table, compute_store_table): Update
	the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
	logic.

	* config/avr/avr.c: Fix typo.
	* config/convex/convex.c (expand_movstr): Use adjust_address.
	* config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
	variable.
	* config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
	* config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
	Fix typo.
	* config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
	Do define STACK_BOUNDARY.
	* config/i370/i370.c: Include expr.h.
	* config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
	config/pa/som.h, config/v850/v850.h: Take in_ctors and
	in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
	and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
	* config/m88k/m88k.c: Include c-tree.h after expr.h.
	* config/pdp11/pdp11.c: Include expr.h and toplev.h.
	* config/romp/romp.c: Include expr.h after tree.h.
	Include toplev.h.
	(output_fpop): Use xmalloc, not oballoc.
	* config/we32k/we32k.c: Include expr.h.

From-SVN: r44768

      * include/bits/std_complex.h (complex<long double>::operator*=,
      complex<long double>::operator/=): Fix thinko.

From-SVN: r44767

2001-08-10  Gabriel Dos Reis  <gdr@merlin.codesourcery.com>
            Mark Mitchell     <mark@codesourcery.com>

        * include/bits/std_limits.h: New file.
        * include/Makefile.am (bits_headers): Add std_limits.h
        (all-local): std_limits.h is no longer built.
        (${target_builddir}/std_limits.h): Remove.
        * include/Makefile.in: Regenerate.
        * src/limits.cc: New file.
        * src/Makefile.am (sources): Add limits.cc in replacement of
        limitsMEMBERS.cc.
        * src/Makefile.in: Regenerate.

From-SVN: r44766

From-SVN: r44764

From-SVN: r44763

        * c-common.h (RETURN_NULLIFIED_P): Lose.
        * c-semantics.c (genrtl_return_stmt): Don't check it.

        Support named return value optimization for inlines, too.
        * decl.c (finish_function): Nullify returns here.
        * semantics.c (genrtl_start_function): Not here.
        (cp_expand_stmt): Don't mess with CLEANUP_STMTs.
        (nullify_returns_r): No longer static.  Just clear RETURN_EXPR.
        Also nullify the CLEANUP_STMT for the nrv.
        * cp-tree.h: Declare it.
        * optimize.c (declare_return_variable): Replace the nrv with the
        return variable.
        * typeck.c (check_return_expr): Be more flexible on alignment check.
        Ignore cv-quals when checking for a matching type.

From-SVN: r44762

	* config/mips/mips.c (mips_add_large_offset_to_sp): New function.
	(mips_annotate_frame_insn): New function.
	(mips_emit_frame_related_store): New function.
	(save_restore_insns): Don't mark instructions that set up the base
	registers as frame-related.  Add REG_FRAME_RELATED_EXPR notes to
	the store instructions instead.
	(mips_expand_prologue): If the stack size is moved into a temporary
	register, do not mark that move as frame-related.  Add a
	REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.

From-SVN: r44761

mips.c (save_restore_insns): Don't mark the RA's stack slot as unchanging if current_function_calls_eh_return.

	* config/mips/mips.c (save_restore_insns): Don't mark the RA's
	stack slot as unchanging if current_function_calls_eh_return.

From-SVN: r44760

mips.md (reload_outcc): Use HARD_REGNO_NREGS to access the second half of the TFmode scratch operand.

	* config/mips/mips.md (reload_outcc): Use HARD_REGNO_NREGS to
	access the second half of the TFmode scratch operand.

From-SVN: r44759

From-SVN: r44758

2001-08-09  Benjamin Kosnik  <bkoz@redhat.com>

	* po/Makefile.am (check-no): Add.
	(check-yes): Same.
	* po/Makefile.in: Regenerate.

From-SVN: r44756