From-SVN: r21870

From-SVN: r21868

	* lib/old-dejagnu.exp (old-dejagnu): Remove sig6/sig11 handling
	code.

From-SVN: r21865

        * rs6000.c (rs6000_output_load_toc_table): Use ld for 64-bit.
        (output_toc): Use single TOC slot or llong minimal-toc for DFmode
        and DImode 64-bit.  Use llong for minimal-toc SFmode and
        SYMBOL_REF / LABEL_REF 64-bit.
        (output_function_profiler): Use llong for profiler label and ld to
        load 64-bit label address.

From-SVN: r21864

	* typeck.c (build_binary_op_nodefault): Warn on use of NULL in
	arithmetic.
	* except.c (build_throw): Warn when NULL is thrown, even with
	-ansi.  Use ansi_null_node, rather than integer_zero_node, in the
	thrown expression.

From-SVN: r21863

 
        * config/arm/thumb.md (extendqisi2_insn): Cope with REG +
        OFFSET addressing.

From-SVN: r21862

�
        * config/arm/thumb.md (extendqisi2_insn): Cope with REG +
        OFFSET addressing.

From-SVN: r21861

	From Nick Clifton
        * execute/ieee/930529-1.c (main): Check to see if __thumb__ is
        defined, and test for ARM style doubles if so.
        * execute/comp-goto-1.c (main): Make main() return an int.

From-SVN: r21860

	From Nick Clifton
        * execute/ieee/930529-1.c (main): Check to see if __thumb__ is
        defined, and test for ARM style doubles if so.
        * execute/comp-goto-1.c (main): Make main() return an int.

From-SVN: r21859

	* cp-tree.h (ansi_null_node): New variable.
	* decl.c (ansi_null_node): New variable.
	(init_decl_processing): Initialize its type.
	* lex.c (init_parse): Initialize its value.  Use ansi_null_node
	for null_node in non-ANSI mode.
	* typeck.c (build_binary_op_nodefault): Use ansi_null_node in
	place of null_node to avoid spurious errors.

From-SVN: r21858

From-SVN: r21856

From-SVN: r21855

From-SVN: r21854

	* collect2.c (extract_init_priority): Use atoi instead of strtoul.

From-SVN: r21853

x
	* cplus-dem.c (work_stuff): Add dllimported.
	(demangled_prefix): Mark symbols imported from PE DLL.
	(internal_cplus_demangled): Handle.

From-SVN: r21852

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	* cplus-dem.c (work_stuff): Add dllimported.
	(demangled_prefix): Mark symbols imported from PE DLL.
	(internal_cplus_demangled): Handle.

From-SVN: r21851

From-SVN: r21850

From-SVN: r21849

        * tm.texi (Caller Saves): Say that DEFAULT_CALLER_SAVES has no
        effect when -O2 and higher.
        * invoke.texi (Optimize Options): Likewise for -fcaller-saves.

From-SVN: r21848

        * regclass.c: Changed register set documentation to be consistent
        with GCC behaviour.
        * final.c (final_start_function) Removed redundant test for
        call_fixed_regs.

From-SVN: r21847

        * lib/old-dejagnu.exp: Revise handling of `Internal compiler
        error'.

From-SVN: r21846

	* rtl.h (rtx_function): New type.
	(for_each_rtx): New function.
	* rtlanal.c (for_each_rtx): Define it.
	* recog.c (change_t): New type.
	(change_objects, change_old_codes, change_locs, change_olds):
	Replace with ...
	(changes): New variable.
	(validate_change): Dynamically allocate room for more changes, if
	necessary.  Uses changes array instead of change_objects, etc.
	(apply_change_group):  Use changes array instead of
	change_objects, etc.
	* loop.c (loop_mem_info): New type.
	(loop_mems): New variable.
	(loop_mems_idx): Likewise.
	(looop_mems_allocated): Likewise.
	(scan_loop): Remove nregs parameter.
	(next_insn_in_loop): New function.
	(load_mems_and_recount_loop_regs_set): Likewise.
	(load_mems): Likewise.
	(insert_loop_mem): Likewise.
	(replace_loop_mem): Likewise.
	(replace_label): Likewise.
	(INSN_IN_RANGE_P): New macro.
	(loop_optimize): Don't pass max_reg_num() to scan_loop.
	(scan_loop): Remove nregs parameter, compute it after any new
	registers are created by load_mems.  Use INSN_IN_RANGE_P and
	next_insn_in_loop rather than expanding them inline.  Call
	load_mems to load memory into pseudos, if appropriate.
	(prescan_loop): Figure out whether or not there are jumps from the
	loop to targets other than the label immediately following the
	loop.  Call insert_loop_mem to notice all the MEMs used in the
	loop, if it could be safe to pull MEMs into REGs for the duration
	of the loop.
	(strength_reduce): Use next_insn_in_loop.  Tweak comments.

From-SVN: r21845

	* config/sparc/sparc.md (negtf2_notv9 split): Give NEG
	SFmode.
	(negsf2): Fix insn output string.

From-SVN: r21844

From-SVN: r21843

	* config/sparc/sparc.c (finalize_pic): Check for the correct
	nonlocal_goto_receiver UNSPEC number.
	* config/sparc/sparc.md (nonlocal_goto_receiver): Add comment
	making note of this dependency existing in sparc.c

From-SVN: r21842

From-SVN: r21838

        * haifa-sched.c (sched_analyze): Put all JUMP_INSNs on the last
        pending memory flush list.

From-SVN: r21836

        * Make-lang.in: Add several "else true" clauses to deal with lame
        systems.

From-SVN: r21834

	* combine.c (can_combine_p): Allow combining insns with REG_RETVAL
	notes.
	(try_combine): Allow combining insns with REG_LIBCALL notes.

From-SVN: r21833

From-SVN: r21832

expr.c (emit_block_move): Do not call memcpy as a libcall instead build up a CALL_EXPR and call it like...

        * expr.c (emit_block_move): Do not call memcpy as a libcall
        instead build up a CALL_EXPR and call it like any other
        function.
        (clear_storage): Similarly for memset.

From-SVN: r21831

        * regmove.c (fixup_match_2): Do not call reg_overlap_mentioned_p
        on notes.

From-SVN: r21830

From-SVN: r21828

From-SVN: r21827

From-SVN: r21826

From-SVN: r21825

* c-common.c (decl_attributes): Issue an error if the argument
to alias is not a string.

From-SVN: r21824

        * Makefile.in (cplus-dem.o): Provide explicit rules for building
        cplus-dem.o

From-SVN: r21823

From-SVN: r21822

regmove.c (optimize_reg_copy_1): Update REG_N_CALLS_CROSSED and REG_LIVE_LENGTH as successful substitutions are made.

        * regmove.c (optimize_reg_copy_1): Update REG_N_CALLS_CROSSED
        and REG_LIVE_LENGTH as successful substitutions are made.

From-SVN: r21819