From-SVN: r53720

From-SVN: r53719

       * optabs.c (expand_binop): For double-word integer multiplies,
        do not compute intermediate results into something that is
        not a register (such as a SUBREG or MEM).

From-SVN: r53718

	* cfgbuild.c: Fix formatting.
	* cfg.c: Likewise.
	* cfgcleanup.c: Likewise.
	* cfglayout.c: Likewise.
	* cfgloop.c: Likewise.
	* cfgrtl.c: Likewise.

From-SVN: r53717

        * gcc.dg/tls/tls.exp, gcc.dg/tls/trivial.c, gcc.dg/tls/diag-1.c,
        gcc.dg/tls/diag-2.c, gcc.dg/tls/init-1.c: New directory and files.

From-SVN: r53716

        * c-common.h (enum rid): Add RID_THREAD.
        * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
        (grokdeclarator): Grok __thread.
        * c-parse.in (reswords): Add __thread.
        (rid_to_yy): Add RID_THREAD.
        * cp/lex.c (rid_to_yy): Add RID_THREAD.

        * tree.h (DECL_THREAD_LOCAL): New.
        (struct tree_decl): Add thread_local_flag.
        * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
        * tree.c (staticp): TLS variables are not static.

        * target-def.h (TARGET_HAVE_TLS): New.
        * target.h (have_tls): New.
        * output.h (SECTION_TLS): New.
        * varasm.c (assemble_variable): TLS variables can't be common for now.
        (default_section_type_flags): Handle .tdata and .tbss.
        (default_elf_asm_named_section): Handle SECTION_TLS.
        (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.

        * flags.h (flag_tls_default): Declare.
        * toplev.c (flag_tls_default): Define.
        (display_help): Display help for it.
        (decode_f_option): Set it.

        * doc/extend.texi (Thread-Local): New node describing language-level
        thread-local storage.
        * doc/invoke.texi (-ftls-model): Document.

        * fixinc/inclhack.def (thread_keyword): New.
        * fixinc/fixincl.x: Rebuild.

From-SVN: r53715

From-SVN: r53714

        * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
        (ix86_sched_reorder): Make sure to initialize scheduling
        data even when there's only one insn in the ready queue.

From-SVN: r53713

2002-05-21  Vladimir Makarov  <vmakarov@redhat.com>

	* genautomata.c (reserv_sets_hash_value): Fix a typo.

From-SVN: r53710

2002-05-21  Vladimir Makarov  <vmakarov@redhat.com>

	* genautomata.c (reserv_sets_hash_value): Define hash_value as
	set_el_t.  Transform the hash value into unsigned.
	(output_cycle_reservs): Fix bug with output of repeated `nothing'.
	(transform_3): Add code to process `(A,B)+(D,E)'.

From-SVN: r53709

        * reload1.c (do_output_reload): Run delete_output_reload
        only if optimizing.

From-SVN: r53707

	PR middle-end/6600
	* expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
	larger than INTEGER_CST.  (store_by_pieces_1): Use it here...
	(can_store_by_pieces): ... and here to limit the largest mode used.
	Add a comment to document this function.

From-SVN: r53706

From-SVN: r53705

From-SVN: r53704

	* c-common.c (c_common_init): Set options->unsigned_char from
	flag_signed_char.
	(cb_register_builtins): Define __STRICT_ANSI__ and
	__CHAR_UNSIGNED__ here...
	* cppinit.c (init_builtins): Not here.
	(cpp_create_reader): unsigned_char option defaults to 0, not
	!DEFAULT_SIGNED_CHAR.
	(COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
	and -funsigned-char.

	* cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
	* cpphash.c (_cpp_init_hashtable): Don't set it.
	* cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
	directly.  Clarify comment.

From-SVN: r53703

2002-05-21  Phil Edwards  <pme@gcc.gnu.org>

	* include/bits/stl_pair.h:  Tweak comment markup.

From-SVN: r53700

2002-05-21  Phil Edwards  <pme@gcc.gnu.org>

	* include/ext/stdio_filebuf.h:  Add header guards.  Doxygenate.

From-SVN: r53699

2002-05-21  Phil Edwards  <pme@gcc.gnu.org>

	* docs/doxygen/user.cfg.in (EXCLUDE):  Add 'CVS'.

From-SVN: r53698

From-SVN: r53697

2002-05-21  Phil Edwards  <pme@gcc.gnu.org>

	* include/bits/stl_vector.h:  Reformat to follow C++STYLE.
	Doxygenate all public members.  Reorder to follow 14882.
	(vector::push_back(void)):  Remove previously-deprecated fn.
	(vector::insert(iterator), vector::_M_insert_aux(iterator)):
	Deprecate for removal in 3.3.

From-SVN: r53696

	* bb-reorder.c (make_reorder_chain_1): Modified.
	* cfganal.c (can_fallthru, flow_call_edges_add,
	flow_preorder_transversal_compute): Modified.
	* cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
	find_sub_basic_blocks): Modified.
	* cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Modified.
	* cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
	fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Modified.
	* cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Modified.
	* combine.c (this_basic_block): Type changed to basic_block.
	(combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
	nonzero_bits, num_sign_bit_copies, get_last_value_validate,
	get_last_value, distribute_notes, distribute_links): Modified.
	* final.c (compute_alignments): Modified.
	* flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Modified.
	* function.c (thread_prologue_and_epilogue_insns): Modified.
	* gcse.c (compute_code_hoist_vbeinout): Modified.
	* global.c (build_insn_chain): Modified.
	* ifcvt.c (find_if_block, find_cond_trap): Modified.
	* predict.c (last_basic_block_p, note_prediction_to_br_prob): Modified.
	* regmove.c (regmove_optimize): Modified.
	* resource.c (find_basic_block): Modified.
	* sched-ebb.c (schedule_ebbs): Modified.
	* ssa-dce.c (find_control_dependence, find_pdom): Modified.

From-SVN: r53695

From-SVN: r53694

        * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
        unspec names, not numbers.

From-SVN: r53693

From-SVN: r53692

* init.c (build_vec_init): Test for trivial copy-assignment when
copy-assigning arrays.

From-SVN: r53691

	* doc/sourcebuild.texi: Mention snapshot-README and
	snapshot-index.html as needing updating for new front ends.

From-SVN: r53690

From-SVN: r53689

From-SVN: r53688

rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when disabling checking, and avoid multiple evaluation of RTX.

	* rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
	disabling checking, and avoid multiple evaluation of RTX.

From-SVN: r53687

* bitmap.c (bitmap_find_bit): Return early if we have the correct
element cached.

From-SVN: r53686

	* profile.c (gen_edge_profiler):  Set alias set before the memory is
	used.

From-SVN: r53685

2002-05-20  David S. Miller  <davem@redhat.com>

	* cselib.c (max_value_regs): New.
	(cselib_lookup, cselib_invalidate_regno): Initialize it when
	adding new entries to the REG_VALUES table and we are dealing with
	a hard register.
	(clear_table): Initialize it.
	(cselib_invalidate_regno): Use it to determine which hard
	registers to scan when mode is not VOIDmode.

From-SVN: r53684

From-SVN: r53683

2002-05-20  Duraid Madina   <duraid@fl.net.au>

	* tradcpp.c (fixup_newlines): Use old-style function header.

From-SVN: r53677

From-SVN: r53675

2002-05-20  H.J. Lu  (hjl@gnu.org)

	Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:

	* config/mips/mips.h (DFMODE_NAN): Defined.
	(SFMODE_NAN): Likewise.

From-SVN: r53674

From-SVN: r53671

	* params.c: Fix formatting.
	* params.h: Likewise.
	* predict.c: Likewise.
	* prefix.c: Likewise.
	* print-rtl.c: Likewise.
	* print-tree.c: Likewise.
	* profile.c: Likewise.

From-SVN: r53670

2002-05-20  Phil Edwards  <pme@gcc.gnu.org>

	* docs/html/faq/index.html (5.4):  Recommend against -I options for
	finding the ext headers.
	* docs/html/faq/index.txt:  Regenerate.

From-SVN: r53669

2002-05-20  H.J. Lu  (hjl@gnu.org)

	* gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.

From-SVN: r53668