Co-Authored-By: Andreas Jaeger <aj@suse.de>

From-SVN: r80619

	* config/locale/gnu/numeric_members.cc
	(numpunct<wchar_t>::_M_initialize_numpunct): No need to wrap
	in __uselocale, since btowc is called for chars belonging to
	the basic character set.

From-SVN: r80618

	* config/rs6000/rs6000.md: Document why a pattern is not
	available.

	* config/rs6000/rs6000.c (rs6000_emit_cmove): Disable comparisons
	of floats on the E500.
	(branch_positive_comparison_operator): Do not allow NE even on the
	E500.

From-SVN: r80617

From-SVN: r80614

	* config/rs6000/rs6000.c (rs6000_assemble_integer): Change
	in_text_unlikely_section to in_unlikely_text_section.

From-SVN: r80611

fold-const.c (fold_binary_op_with_conditional_arg): Tweak calling convention to allow a NULL_TREE to be returned.


	* fold-const.c (fold_binary_op_with_conditional_arg):  Tweak
	calling convention to allow a NULL_TREE to be returned.  Factor
	sanity checks from callers, return NULL_TREE when appropriate.
	(fold): Handle COMPOUND_EXPR operands of binary expressions
	before COND_EXPR operands.  Use reorder_operands_p(a,b) to check
	whether a op (b,c) can be rewritten as (b, a op c).  Simplify
	calls to fold_binary_op_with_conditional_arg.

From-SVN: r80609

	* config/mips/iris5.h (current_section_flags):  Add
	in_unlikely_executed_text and default case.

From-SVN: r80604

2004-04-11  Andreas Tobler  <a.tobler@schweiz.ch>

	* bb-reorder.c (fix_crossing_conditional_branches): Fix bootstrap
	failure on solaris. Place ifdef HAVE_return around gen_ret call.
	* cfgrtl.c (force_nonfallthru_and_redirect): Remove ifdef
	HAVE_return and place it around the place where it is needed.

From-SVN: r80594

varasm.c (text_section): Use TEXT_SECTION_ASM_OP and ASM_OUTPUT_ALIGN instead of SECTION_FORMAT_STRING...

2004-04-11  Andrew Pinski  <pinskia@physics.uc.edu>

        * varasm.c (text_section): Use TEXT_SECTION_ASM_OP and
        ASM_OUTPUT_ALIGN instead of SECTION_FORMAT_STRING
        and NORMAL_TEXT_SECTION_NAME.
        (unlikely_text_section): Check targetm.have_named_sections
        instead of TARGET_ASM_NAMED_SECTION and use TEXT_SECTION_ASM_OP
        instead of SECTION_FORMAT_STRING.
        * config/mips/iris5.h (current_section_name): Add
        in_unlikely_executed_text case and move the abort into the switch.
        * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME): Remove.
        (NORMAL_TEXT_SECTION_NAME): Remove.
        (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
        (SECTION_FORMAT_STRING): Remove.
        * defaults.h (SECTION_FORMAT_STRING): Remove.
        * tm.texi (NORMAL_TEXT_SECTION_NAME): Remove.
        (SECTION_FORMAT_STRING): Remove.

From-SVN: r80593

From-SVN: r80590

	* c-typeck.c (common_type): Prefer long long to long when same
	precision.

testsuite:
	* gcc.dg/c90-intprom-1.c, gcc.dg/c99-intprom-1.c: New tests.

From-SVN: r80584

2004-04-10  Kelley Cook  <kcook@gcc.gnu.org>

	* configure.in: Rename file to ...
	* configure.ac: ...this.
	* Makefile.in: Regenerate.

From-SVN: r80582

2004-04-09  Danny Smith  <dannysmith@users.sourceforge.net>

	* method.c (make_alias_for_thunk): Remove preprocessor guard on
	declaration and definition.

From-SVN: r80581

2004-04-09  Chris Demetriou  <cgd@broadcom.com>

        * g++.dg/other/packed1.C: Mark xfail for mips*- not mips-.

From-SVN: r80580

From-SVN: r80577

	* lib/target-supports.exp (check_named_sections_available): New.
	* lib/gcc-dg.exp (dg-require-named-sections): New.
	* lib/prune.exp (prune_gcc_output): Incorporate prunes from
	old-deja.exp.  Also prune error-count message from HP linker.
	* g++.old-deja/old-deja.exp (g++-dg-prune): Delete.

	* g++.dg/init/init-ref4.C: Use dg-require-weak.
	* g++.old-deja/g++.pt/static3.C: Likewise.
	* g++.dg/parse/attr-ctor1.C: Use dg-require-named-sections.

From-SVN: r80572

	PR 14887
	* config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Look only at
	mode argument.
	* config/ia64/ia64.c (ia64_hpux_file_end): Check
	TREE_SYMBOL_REFERENCED on DECL_ASSEMBLER_NAME, not DECL_NAME.

From-SVN: r80571

simplify-rtx.c (mode_signbit_p): New function to check whether an RTX is an immediate constant that represents...


	* simplify-rtx.c (mode_signbit_p): New function to check whether
	an RTX is an immediate constant that represents the most significant
	bit of a given machine mode.
	(simplify_unary_operation) <NOT>: Optimize ~(X+C) as X ^ ~C, where
	C is the sign bit.
	(simplify_binary_operation) <PLUS>: Optimize (X^C1) + C2 as X^(C1^C2)
	when C2 is the sign bit.
	(simplify_binary_operation) <XOR>: Canonicalize X^C as X+C when C
	is the sign bit.  Optimize (X+C1) ^ C2 as X^(C1^C2) when C1 is the
	sign bit.

	* gcc.c-torture/execute/20040409-1.c: New test case.
	* gcc.c-torture/execute/20040409-2.c: New test case.
	* gcc.c-torture/execute/20040409-3.c: New test case.

From-SVN: r80568

	* builtins.c (mathfn_built_in): Check TYPE_MAIN_VARIANT, not
	TYPE_MODE.

From-SVN: r80567

2004-04-09  Andrew Pinski  <pinskia@physics.uc.edu>

        * c-common.c (handle_noreturn_attribute): Use TYPE_READONLY instead
        of TREE_READONLY for types.
2004-04-09  Andrew Pinski  <pinskia@physics.uc.edu>

        * gcc.dg/20040409-1.c: New test.

From-SVN: r80565

2004-04-09  Caroline Tice  <ctice@apple.com>

        * basic-block.h (struct edge_def):  Add new field, crossing_edge.
        (struct basic_block_def):  Add new field, partition.
        (UNPARTITIONED, HOT_PARTITION, COLD_PARTITION):  New constant macro
        definitions.
        (partition_hot_cold_basic_blocks): Add extern function
        declaration.
        * bb-reorder.c (function.h, obstack.h, expr.h, regs.h):  Add four new
        include statements.
        (N_ROUNDS): Increase the maximum number of rounds by 1.
        (branch_threshold): Add array value for new round.
        (exec_threshold): Add array value for new round.
        (push_to_next_round_p): New function.
        (add_unlikely_executed_notes): New function.
        (find_rarely_executed_basic_blocks_and_crossing_edges): New function.
        (mark_bb_for_unlikely_executed_section): New function.
        (add_labels_and_missing_jumps): New function.
        (add_reg_crossing_jump_notes): New function.
        (fix_up_fall_thru_edges): New function.
        (find_jump_block): New function.
        (fix_crossing_conditional_branches): New function.
        (fix_crossing_unconditional_branches): New function.
        (fix_edges_for_rarely_executed_code): New function.
        (partition_hot_cold_basic_blocks): New function.
        (find_traces):  Add an extra round for partitioning hot/cold
        basic blocks.
        (find_traces_1_round): Add a parameter.  Modify to push all cold blocks,
        and only cold blocks, into the last (extra) round of collecting traces.
        (better_edge_p): Add a parameter.  Modify to favor non-crossing edges
        over crossing edges.
        (bb_to_key):  Add code to correctly identify cold blocks when
        doing partitioning.
        (connect_traces): Modify to connect all the non-cold traces first, then
        go back and connect up all the cold traces.
        (reorder_basic_blocks):  Add call to add_unlikely_executed_notes.
        * cfg.c (entry_exit_blocks): Add initialization for partition field in
        entry and exit blocks.
        * cfgbuild.c (make_edges): Update current_function_has_computed_jump
        if we are doing hot/cold partitioning.
        * cfgcleanup.c (cfglayout.h): Add new include statement.
        (try_simplify_condjump): Modify to not attempt on blocks with jumps
        that cross section boundaries.
        (try_forward_edges): Likewise.
        (merge_blocks_move_predecessor_nojumps): Likewise.
        (merge_blocks_move_successor_nojumps): Likewise.
        (merge_blocks_move): Likewise.
        (try_crossjump_to_edge): Modify to not attempt after we have done
        the block partitioning.
        (try_crossjump_bb): Modify to not attempt on blocks with jumps that
        cross section boundaries.
        (try_optimize_cfg): Likewise.
        * cfghooks.c (tidy_fallthru_edges): Modify to not remove indirect
        jumps that cross section boundaries.
        * cfglayout.c (flags.h): Add new include statement.
        (update_unlikely_executed_notes):  New function.
        (fixup_reorder_chain):  Add code so when a new jumping basic block is
        added, it's UNLIKELY_EXECUTED_CODE and REG_CROSSING_JUMP notes are
        updated appropriately.
        (duplicate_insn_chain):  Add code to duplicate the new NOTE insn
        introduced by this optimization.
        * cfglayout.h (scan_ahead_for_unlikely_executed_note):  Add new
        extern function declaration.
        * cfgrtl.c (can_delete_note_p):  Add NOTE_INSN_UNLIKELY_EXECUTED_CODE to
        list of notes that can be deleted.
        (create_basic_block_structure):  Add initialization for partition field.
        (rtl_can_merge_blocks):  Modify to test blocks for jumps that cross
        section boundaries.
        (try_redirect_by_replacing_jump):  Modify to not attempt on jumps that
        cross section boundaries.
        (commit_one_edge_insertion): Add code so newly created basic block
        ends up in correct (hot or cold) section.  Modify to disallow
        insertions before NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
        (rtl_verify_flow_info_1):  Add code to verify that no fall_thru edge
        crosses section boundaries.
        (cfg_layout_can_merge_blocks_p): Modify to test blocks for jumps that
        cross section boundaries.
        (force_nonfallthru_and_redirect): Modify to make sure new basic block
        ends up in correct section, with correct notes attached.
        * common.opt (freorder-blocks-and-partition):  Add new flag for this
        optimization.
        * dbxout.c (dbx_function_end):  Add code to make sure scope labels at
        the end of functions are written into the correct (hot or cold)
        section.
        (dbx_source_file): Add code so writing debug file information
        doesn't incorrectly change sections.
        * defaults.h (NORMAL_TEXT_SECTION_NAME): New constant macro, for use
        in partitioning hot/cold basic blocks into separate sections.
        (SECTION_FORMAT_STRING): New constant macro, for linux/i386 hot/cold
        section partitioning.
        (HAS_LONG_COND_BRANCH): New constant macro, indicating whether or not
        conditional branches can span all of memory.
        (HAS_LONG_UNCOND_BRANCH): New constant macro, indicationg whether or not
        unconditional branches can span all of memory.
        * final.c (scan_ahead_for_unlikely_executed_note):  New function.
        (final_scan_insn):  Add code to check for NOTE instruction indicating
        whether basic block belongs in hot or cold section, and to make sure
        the current basic block is being written to the appropriate section.
        Also added code to ensure that jump table basic blocks end up in the
        correct section.
        * flags.h (flag_reorder_blocks_and_partition):  New flag.
        * ifcvt.c (find_if_case_1):  Modify to not attempt if conversion if
        one of the branches has a jump that crosses between sections.
        (find_if_case_2): Likewise.
        (ifcvt): Modify to not attempt to mark loop exit edges after
        hot/cold partitioning has occurred.
        * opts.c (decode_options): Code to handle new flag,
        flag_reorder_blocks_and_partition; also to turn it off if
        flag_exceptions is on.
        (common_handle_option): Code to handle new flag,
        flag_reorder_blocks_and_partition.
        * output.h (unlikely_text_section): New extern function declaration.
        (in_unlikely_text_section): New extern function declaration.
        * passes.c (rest_of_handle_stack_regs):  Add
        flag_reorder_blocks_and_partition as an 'or' condition for calling
        reorder_basic_blocks.
        (rest_of_handle_reorder_blocks):  Add flag_reorder_blocks_and_partition
        as an 'or' condition for calling reorder_basic_blocks.
        (rest_of_compilation):  Add call to partition_hot_cold_basic_blocks.
        * print-rtl.c (print_rtx): Add code for handling new note,
        NOTE_INSN_UNLIKELY_EXECUTED_CODE
        * rtl.c  (NOTE_INSN_UNLIKELY_EXECUTED_CODE): New note insn (see below).
        (REG_CROSSING_JUMP): New kind of reg_note, to mark jumps that
        cross between section boundaries.
        * rtl.h (NOTE_INSN_UNLIKELY_EXECUTED_CODE):  New note instruction,
        indicating the basic block containing it belongs in the cold section.
        (REG_CROSSING_JUMP): New type of reg_note, to mark jumps that cross
        between hot and cold sections.
        * toplev.c (flag_reorder_blocks_and_partition):  Add code to
        initialize this flag, and to tie it to the command-line option
        freorder-blocks-and-partition.
        * varasm.c (cfglayout.h):  Add new include statement.
        (unlikely_section_label_printed):  New global variable, used for
        determining when to output section name labels for cold sections.
        (in_section):  Add in_unlikely_executed_text to enum data structure.
        (text_section):  Modify code to use SECTION_FORMAT_STRING and
        NORMAL_TEXT_SECTION_NAME macros.
        (unlikely_text_section):  New function.
        (in_unlikely_text_section):  New function.
        (function_section):  Add code to make sure beginning of function is
        written into correct section (hot or cold).
        (assemble_start_function):  Add code to make sure stuff is written to
        the correct section.
        (assemble_zeros):  Add in_unlikely_text_section as an 'or' condition
        to an if statement that was checking 'in_text_section'.
        (assemble_variable):  Add 'in_unlikely_text_section' as an 'or'
        condition to an if statement that was checking 'in_text_section'.
        (default_section_type_flags_1):  Add check: if in cold section
        flags = SECTION_CODE.
        * config/darwin.c (darwin_asm_named_section):  Modify to use
        SECTION_FORMAT_STRING if we are partitioning hot/cold blocks.
        * config/i386/i386.h (HAS_LONG_COND_BRANCH): Defined this macro
        specifically for the i386.
        (HAS_LONG_UNCOND_BRANCH):  Defined this macro specifically for the i386.
        * config/rs6000/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Change
        text string to something more informative.
        (NORMAL_TEXT_SECTION_NAME): Add new definition.
        (SECTION_FORMAT_STRING):  Add new definition.
        * config/rs6000/rs6000.c (rs6000_assemble_integer):  Add
        '!in_unlikely_text_section' as an 'and' condition to an if statement
        that was already checking '!in_text_section'.
        * config/rs6000/sysv4.h (HOT_TEXT_SECTION_NAME,NORMAL_TEXT_SECTION_NAME,
        UNLIKELY_EXECUTED_TEXT_SECTION_NAME,SECTION_FORMAT_STRING): Make
        sure these are properly defined for linux on ppc.
        * doc/invoke.texi  (freorder-blocks-and-partition): Add documentation
        for this new flag.
        * doc/rtl.texi (REG_CROSSING_JUMP):  Add documentation for new
        reg_note.
        * doc/tm.texi (NORMAL_TEXT_SECTION_NAME, SECTION_FORMAT_STRING,
        HAS_LONG_COND_BRANCH, HAS_LONG_UNCOND_BRANCH): Add documentation for
        these new macros.

From-SVN: r80564

	* configure.ac: Remove (unused) glibcpp_prefixdir.
	* configure: Regenerate.

From-SVN: r80556

(libobjc)
	* configure.in: Rename to configure.ac.
	* Makefile.in: Update to match.

(contrib)
	* gcc_update (files_and_dependencies): libobjc/configure now
	depends on configure.ac, not configure.in.

From-SVN: r80555

	* Makefile.in: Remove toolexecdir, glibcpp_toolexecdir (unused).
	Replace glibcpp_toolexeclibdir with toolexeclibdir.
	* configure.in: Remove glibcpp_toolexecdir (unused).
	Replace glibcpp_toolexeclibdir with toolexeclibdir.  Don't generate
	config.h or stamp-h (unused).  Move one comment to the right place.
	* configure: Regenerate.
	* config.h.in: Remove (unused).

From-SVN: r80554

From-SVN: r80553

	* Makefile.in: Remove (unused) gcc_version_trigger.
	* configure.in: Remove (unused) glibcpp_builddir.  Don't AC_SUBST
	gcc_version_trigger.
	* configure: Regenerate.

From-SVN: r80552

	* configure.in: Switch to modern style for AC_INIT, AC_OUTPUT.
	Sort file into sections.  Remove dnl where appropriate.  Fix
	other style issues.
	* configure: Regenerate.

From-SVN: r80551

From-SVN: r80550

	* configure.in: Replace old AC_PROG_CC hack with new one.
	Define toplevel_srcdir in terms of srcdir, not top_srcdir (there
	are no subdirectory output files, so this is fine).  Change prereq
	to autoconf 2.59.
	* aclocal.m4: Include ../config/no-executables.m4.
	* configure: Regenerate with autoconf 2.59.

From-SVN: r80549

	* configure.in: Improve comments on gthread_cflags.  Improve m4
	quotation, and replace 'if test' with 'case', for --enable-objc-gc.
	* configure: Regenerate.

From-SVN: r80548

	* configure.in: Move PACKAGE and VERSION settings up top.  Remove
	unused call to AC_PROG_LN_S.  Default RANLIB to ':'.  Remove
	redundant checks for values of RANLIB, AR, INSTALL.
	* configure: Regenerate.

From-SVN: r80547

	* configure.in: Clean up handling of
	--enable-version-specific-runtime-libs and related variables;
	replace 'if test' with 'case' where reasonable.  Fix comments.
	Remove useless libstdcxx_interface.
	* configure: Regenerate.

	* configure.in: Use _GCC_TOPLEV_NONCANONICAL_TARGET.
	Replace uses of target_alias with target_noncanonical.
	* aclocal.m4: Include ../config/acx.m4.
	* configure: Regenerate.
	* Makefile.in: Replace uses of target_alias with target_noncanonical.
	Fix copyright statement.

	* configure.in: Hand-inline bulky, confusing macros from
	aclocal.m4.  Replace references to "GNU Objective C" with "GCC".
	Update copyright notice.  Remove stuff for automake, which isn't
	used in this directory.  Remove emacs local variables.
	* aclocal.m4: Remove hand-inlined macros.  Update copyright notice.
	* configure: Regenerate.

From-SVN: r80546

2004-04-09  Paolo Carlini  <pcarlini@suse.de>

	* testsuite/22_locale/messages/members/char/1.cc: Remove junk.
	* testsuite/22_locale/messages/members/char/2.cc: Ditto.
	* testsuite/22_locale/messages/members/char/3.cc: Ditto.
	* testsuite/22_locale/num_get/get/char/1.cc: Ditto.
	* testsuite/22_locale/num_get/get/char/2.cc: Ditto.
	* testsuite/22_locale/num_get/get/char/3.cc: Ditto.
	* testsuite/22_locale/num_get/get/wchar_t/1.cc: Ditto.
	* testsuite/22_locale/num_get/get/wchar_t/2.cc: Ditto.
	* testsuite/22_locale/num_get/get/wchar_t/3.cc: Ditto.
	* testsuite/22_locale/num_put/put/char/1.cc: Ditto.
	* testsuite/22_locale/num_put/put/char/2.cc: Ditto.
	* testsuite/22_locale/num_put/put/char/3.cc: Ditto.
	* testsuite/22_locale/num_put/put/wchar_t/1.cc: Ditto.
	* testsuite/22_locale/num_put/put/wchar_t/2.cc: Ditto.
	* testsuite/22_locale/num_put/put/wchar_t/3.cc: Ditto.
	* testsuite/22_locale/numpunct/members/char/1.cc: Ditto.
	* testsuite/22_locale/numpunct/members/wchar_t/1.cc: Ditto.

From-SVN: r80545

2004-04-09  Nathanael Nerode  <neroden@gcc.gnu.org>

	* configure.in: Update to autoconf 2.59; clean up slightly.
	* acinclude.m4: Update to autoconf 2.59.
	* aclocal.m4: Regenerate.
	* Makefile.in: Regenerate.
	* configure: Regenerate.

From-SVN: r80544

re PR bootstrap/14871 (Non-unified-tree ordinary cross-compiler builds default to stupid names for tools)

	PR bootstrap/14871
	* Makefile.tpl: If we don't have built-in-tree target tools,
	use the ones found by configure rather than hacking around with
	program_transform_name.
	* configure.in: Give Makefile.tpl the information necessary
	to do that.
	* Makefile.in: Regenerate.
	* configure: Regenerate.

From-SVN: r80542

	* java/lang/VMThrowable.java (getStackTrace): Pass trace as-is to
	modified lookup().
	* gnu/gcj/runtime/NameFinder.java (lookup): Change to take in a
	StackTraceElement directly.
	(newElement): New native helper method to create StackTraceElement
	bypassing Java access control.
	(createStackTraceElement): Use newElement() instead of directly
	calling StackTraceElement's constructor.
	* gnu/gcj/runtime/natNameFinder.cc (newElement): New method.

From-SVN: r80541

	* function.c (gen_mem_addressof): When changing the RTX from a REG
	to a MEM, clear MEM_VOLATILE_P which was formerly REG_USERVAR_P.

From-SVN: r80540

	PR target/14888
	* config/i386/i386.md (truncdfsf2_noop, truncxfsf2_noop,
	truncxfdf2_noop): Provide dummy "fmov" implementations.

	* g++.dg/opt/pr14888.C: New test case.

From-SVN: r80539

From-SVN: r80538

	* config/rs6000/host-darwin.c (darwin_rs6000_gt_pch_use_address):
	Return 1 if file was successfully mapped.

From-SVN: r80537