PR target/41246
        * tree-cfg.c (verify_gimple_call): Validate that
        * gimple_call_chain
        is set only if DECL_NO_STATIC_CHAIN is unset.
        * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
        (FOR_EACH_NEST_INFO): New.
        (walk_all_functions): Use it.
        (finalize_nesting_tree): Likewise.
        (unnest_nesting_tree): Likewise.
        (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
        (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
        (convert_gimple_call): Early out if gimple_call_chain already set.
        (convert_all_function_calls): Iterate until no new functions
        require a static chain.
        (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
        when building a trampoline.  Use dump_function_to_file instead
        of dump_function.
        (lower_nested_functions): Open dump_file.  Validate that decls
        that have DECL_NO_STATIC_CHAIN from the front end don't have that
        bit reset by this pass.

From-SVN: r151762

        PR fortran/41212
	* tree.h (struct tree_decl_common): Add decl_restricted_flag,
	shorten decl_common_unused.
	(DECL_RESTRICTED_P): New accessor.
	* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
	to disambiguate marked decls and restrict pointers.

fortran/
	* trans.h (struct lang_type): Remove nontarget_type member.
	* trans.c (gfc_add_modify): Don't access it.
	* trans-decl.c (gfc_finish_var_decl): Don't allocate and set it,
	instead set DECL_RESTRICTED_P on affected decls.

testsuite/
	* gfortran.dg/pr41212.f90: New test.

From-SVN: r151761

        PR middle-end/41360
        * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.

From-SVN: r151759

trans.c (Attribute_to_gnu): Strip conversions between original and packable version of types from the...

	* gcc-interface/trans.c (Attribute_to_gnu) <Attr_Size>: Strip
	conversions between original and packable version of types from
	the expression.

From-SVN: r151757

2009-09-16  Johannes Singler  <singler@ira.uka.de>

        * include/parallel/base.h: Correct some comments accidentally changed
        during uglification.
        * include/parallel/find.h: Likewise.
        * include/parallel/find_selectors.h: Likewise.
        * include/parallel/multiway_merge.h: Likewise.
        * include/parallel/multiway_mergesort.h: Likewise.
        * include/parallel/partial_sum.h: Likewise.
        * include/parallel/partition.h: Likewise.
        * include/parallel/queue.h: Likewise.
        * include/parallel/random_shuffle.h: Likewise.
        * include/parallel/settings.h: Likewise.
        * include/parallel/sort.h: Likewise.
        * include/parallel/tags.h: Likewise.
        * include/parallel/workstealing.h: Likewise.

From-SVN: r151756

	* gcc-interface/decl.c (gnat_to_gnu_field): Add DEBUG_INFO_P parameter.
	If a padding type was made for the field, declare it.
	(components_to_record): Add DEBUG_INFO_P parameter.  Adjust call
	to gnat_to_gnu_field and call to self.
	(gnat_to_gnu_entity) <E_Array_Type>: Do not redeclare padding types.
	<E_Array_Subtype>: Likewise.
	Adjust calls to gnat_to_gnu_field and components_to_record.

From-SVN: r151755

2009-09-16  Johannes Singler  <singler@ira.uka.de>

        * include/parallel/base.h (_EqualFromLess):
        Correct uglification of member variables and method arguments.
        * include/parallel/balanced_quicksort.h (_QSBThreadLocal): Likewise.
        * include/parallel/find_selectors.h (__find_first_of_selector):
        Likewise.
        * include/parallel/iterator.h (_IteratorTriple): Likewise.
        * include/parallel/multiseq_selection.h
        (_Lexicographic, _LexicographicReverse): Likewise.
        * include/parallel/multiway_mergesort.h (_Piece, _PMWMSSortingData):
        Likewise.
        * include/parallel/random_number.h (_RandomNumber): Likewise.
        * include/parallel/random_shuffle.h (_DRandomShufflingGlobalData):
        Likewise.
        * include/parallel/set_operations.h (__symmetric_difference_func,
        __difference_func, __intersection_func, __union_func,
        parallel_set_union, parallel_set_intersection, parallel_set_difference,
        parallel_set_symmetric_difference): Likewise.
        * include/parallel/tags.h (parallel_tag): Likewise.
        * include/parallel/workstealing.h (_Job): Likewise.
        * include/parallel/multiway_merge.h
        (__multiway_merge_k_variant_sentinel_switch:operator())
        correct uglification of _*LoserTree*.
        * include/parallel/losertree.h (_*LoserTree*): Likewise; correct
        uglification of member variables and method arguments.
        * include/parallel/par_loop.h: Correct uglification of finish_iterator.
        * include/parallel/for_each_selectors.h: Likewise.
        * include/parallel/omp_loop.h: Likewise.
        * include/parallel/algo.h: Likewise; uglify c_rand_number.

From-SVN: r151754

integrate.c (set_block_abstract_flags): Call set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.

	* integrate.c (set_block_abstract_flags): Call
	set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.

From-SVN: r151753

From-SVN: r151751

2009-09-16  Robert Dewar  <dewar@adacore.com>

	* prj-nmsc.adb: Minor reformatting

2009-09-16  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch4.adb (Expand_N_Conditional_Expression): If the type of the
	expression is a by-reference type (tagged or inherently limited)
	introduce an access type to capture references to the values of each
	branch of the conditional.

2009-09-16  Emmanuel Briot  <briot@adacore.com>

	* prj-proc.adb, prj-part.adb, prj-tree.adb, prj-tree.ads
	(Project_Name_And_Node.Display_Name): new field
	The display name of a project (as written in the .gpr file) is now
	computed when the project file itself is parsed, not when it is
	processed.

From-SVN: r151750

2009-09-16  Thomas Quinot  <quinot@adacore.com>

	* freeze.adb, exp_intr.adb (Expand_Intrinsic_Call): Leave calls to
	intrinsics untouched (to be expanded later on by gigi) if an external
	name has been specified.
	(Freeze_Entity): Do not generate a default external name for
	imported subprograms with convention Intrinsic (so that the above code
	can identify the case where an external name has been explicitly
	provided).

	* s-oscons-tmplt.c: Quote TARGET_OS early so that it is not erroneously
	replaced by something else due to an existing #define clause.

2009-09-16  Ed Schonberg  <schonberg@adacore.com>

	* sinfo.ads, sinfo.adb (Is_Accessibility_Actual): New flag on
	Parameter_Association node, created for the extra actual generated for
	an access parameter of a function that dispatches on result, to prevent
	double generation of such actuals when the call is rewritten is a
	dispatching call.
	* exp_ch6.adb (Expand_Call): Set Is_Accessibility_Actual when needed.
	* exp_disp.adb (Expand_Dispatching_Call): Do not transfer extra actuals
	that carry this flag when rewriting the original call as a dispatching
	call, after propagating the controlling tag.

2009-09-16  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Add_Source): New parameter Source_Dir_Rank to be put
	in the source data.
	(Check_File): New parameter Source_Dir_Rank, to check if a duplicate
	source is allowed.
	(Find_Source_Dirs): New parameter Rank to be recorded with the source
	directories.
	(Search_Directories): Call Check_File with the rank of the directory
	* prj.adb (Project_Empty): Add new component Source_Dir_Ranks
	(Free): Free also Number_Lists
	(Reset): Init also Number_Lists
	* prj.ads (Number_List_Table): New dynamic table for lists of numbers
	(Source_Data): New component Source_Dir_Rank. Remove component
	Known_Order_Of_Source_Dirs, no longer needed.
	(Project_Data): New component Source_Dir_Ranks
	(Project_Tree_Data): New components Number_Lists

From-SVN: r151749

2009-09-16  Vincent Celier  <celier@adacore.com>

	* gprep.adb (Yes_No): New global constant
	Unix_Line_Terminators: New global Boolean variable
	(Process_One_File): Create the out file with a "Text_Translation=" form
	that depends on the use of option -T.
	(Scan_Command_Line): Add option -T
	(Usage): Add line for option -T

2009-09-16  Ed Schonberg  <schonberg@adacore.com>

	* exp_disp.ads, exp_disp.adb (Is_Predefined_Internal_Operation): New
	predicate that describes a proper subset of
	Is_Predefined_Dispatching_Operation and excludes stream operations,
	which can be overridden by the user.
	* sem_ch6.adb (Create_Extra_Formals): use
	Is_Predefined_Internal_Operation, so that stream operations get extra
	formals.
	* exp_ch6.adb (Prevent double generation of extra actuals in calls to
	'Input, which may be expanded twice, first as a function call and then
	as a dispatching call.

From-SVN: r151748

2009-09-16  Thomas Quinot  <quinot@adacore.com>

	* s-oscons-tmplt.c (Target_OS, Target_Name): New constants.
	* g-expect.adb (Set_Up_Child_Communications): Use
	System.OS_Constants.Target_OS to determine whether running on Windows.

From-SVN: r151747

2009-09-16  Johannes Singler  <singler@ira.uka.de>

        * include/parallel/base.h (_PseudoSequenceIterator, _PseudoSequence):
        Replace redundant _Self.
        * include/parallel/iterator.h (_IteratorPair, _IteratorTriple):
        Replace redundant _Self.
        * include/parallel/algo.h: Correct accidental _Self in comments.
        * include/parallel/losertree.h: Likewise.
        * include/parallel/multiway_merge.h: Likewise.
        * include/parallel/random_shuffle.h: Likewise.

From-SVN: r151743

2009-09-16  Andrew Haley  <aph@redhat.com>

	* libgcj_bc.c (__data_start, data_start, _end): Add dummy usage.

From-SVN: r151742

2009-09-16  Johannes Singler  <singler@ira.uka.de>

        * include/parallel/algobase.h: Uglify internal identifiers.
        * include/parallel/algo.h: Likewise.
        * include/parallel/algorithmfwd.h: Likewise.
        * include/parallel/balanced_quicksort.h: Likewise.
        * include/parallel/base.h: Likewise.
        * include/parallel/checkers.h: Likewise.
        * include/parallel/compatibility.h: Likewise.
        * include/parallel/compiletime_settings.: Likewise.
        * include/parallel/equally_split.h: Likewise.
        * include/parallel/features.h: Likewise.
        * include/parallel/find.h: Likewise.
        * include/parallel/find_selectors.h: Likewise.
        * include/parallel/for_each.h: Likewise.
        * include/parallel/for_each_selectors.h: Likewise.
        * include/parallel/iterator.h: Likewise.
        * include/parallel/list_partition.h: Likewise.
        * include/parallel/losertree.h: Likewise.
        * include/parallel/merge.h: Likewise.
        * include/parallel/multiseq_selection.h: Likewise.
        * include/parallel/multiway_merge.h: Likewise.
        * include/parallel/multiway_mergesort.h: Likewise.
        * include/parallel/numeric: Likewise.
        * include/parallel/numericfwd.h: Likewise.
        * include/parallel/omp_loop.h: Likewise.
        * include/parallel/omp_loop_static.h: Likewise.
        * include/parallel/par_loop.h: Likewise.
        * include/parallel/partial_sum.h: Likewise.
        * include/parallel/partition.h: Likewise.
        * include/parallel/queue.h: Likewise.
        * include/parallel/quicksort.h: Likewise.
        * include/parallel/random_number.h: Likewise.
        * include/parallel/random_shuffle.h: Likewise.
        * include/parallel/search.h: Likewise.
        * include/parallel/set_operations.h: Likewise.
        * include/parallel/settings.h: Likewise.
        * include/parallel/sort.h: Likewise.
        * include/parallel/tags.h: Likewise.
        * include/parallel/types.h: Likewise.
        * include/parallel/unique_copy.h: Likewise.
        * include/parallel/workstealing.h: Likewise.

From-SVN: r151741

2009-09-16  Richard Guenther  <rguenther@suse.de>

	PR middle-end/34011
	* tree-flow-inline.h (may_be_aliased): Compute readonly variables
	as non-aliased.

	* gcc.dg/tree-ssa/ssa-lim-7.c: New testcase.

From-SVN: r151740

From-SVN: r151739

	* config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
	(sh_expand_prologue): Update calls to output_stack_adjust.
	(sh_expand_epilogue): Likewise.	

	* gcc.target/sh/struct-arg-dw2.c: New test.


Co-Authored-By: Kaz Kojima <kkojima@gcc.gnu.org>

From-SVN: r151735

From-SVN: r151734

	PR bootstrap/41349
	* reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
	trying to limit the extent of searches in the insn stream.

From-SVN: r151731

	PR target/41175
	PR target/40677
	* config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
	problem.
	(SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
	SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
	(rs6000_savres_strategy): Always save FP registers inline if the
	target doesn't support hardware double-precision.  Set the above
	bits in return value when needed.
	(rs6000_savres_routine_sym): Fix computation for cache selector.
	Mark the generated symbol as a function.  Rename exitp argument to
	lr.  Move code for determining the name of the symbol...
	(rs6000_savres_routine_name): ...here.  New function.  Add cases for
	getting the names right on AIX and 64-bit Linux.
	(savres_routine_name): New variable.
	(rs6000_make_savres_rtx): Rename exitp argument to lr.  Don't assert
	lr isn't set when savep.  Use r12 resp. r1 instead of r11 depending
	on what the target routine uses as a base register.  If savep && lr
	describe saving of r0 into memory slot.
	(rs6000_emit_prologue): Correct use of call_used_regs.  Fix out of
	line calls for AIX ABI.
	(rs6000_output_function_prologue): Use rs6000_savres_routine_name to
	determine FP save/restore functions.
	(rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
	frame_reg_rtx != sp_reg_rtx.  Use gen_add3_insn instead of
	gen_addsi3.
	(rs6000_emit_epilogue): Adjust computation of restore_lr.
	Duplicate restoration of LR and execute the appropriate one
	depending on whether GPRs are being restored inline.  Set r11 from
	offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
	r11, adjust sp_offset.  Use gen_add3_insn instead of gen_addsi3.
	Fix out of line calls for AIX ABI.
	* config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
	New insn.
	* config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
	register 11.
	(*restore_gpregs_spe): Likewise.
	(*return_and_restore_gpregs_spe): Likewise.
	* config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
	Define to empty string unconditionally.
	* config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
	Define to empty string unconditionally.
	(GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
	!TARGET_64BIT.

	* gcc.target/powerpc/pr41175.c: New test.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>

From-SVN: r151729

	* doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
	* params.def (inline-insns-auto): Likewise.

From-SVN: r151728

2009-09-15  David Daney  <ddaney@caviumnetworks.com>

	* src/java_raw_api.c (ffi_java_raw_to_rvalue): Remove special
	handling for FFI_TYPE_POINTER.
	* src/mips/ffitarget.h (FFI_TYPE_STRUCT_D_SOFT,
	FFI_TYPE_STRUCT_F_SOFT, FFI_TYPE_STRUCT_DD_SOFT,
	FFI_TYPE_STRUCT_FF_SOFT, FFI_TYPE_STRUCT_FD_SOFT,
	FFI_TYPE_STRUCT_DF_SOFT, FFI_TYPE_STRUCT_SOFT): New defines.
	(FFI_N32_SOFT_FLOAT, FFI_N64_SOFT_FLOAT): New ffi_abi enumerations.
	(enum ffi_abi): Set FFI_DEFAULT_ABI for soft-float.
	* src/mips/n32.S (ffi_call_N32): Add handling for soft-float
	structure and pointer returns.
	(ffi_closure_N32): Add handling for pointer returns.
	* src/mips/ffi.c (ffi_prep_args, calc_n32_struct_flags,
	calc_n32_return_struct_flags): Handle soft-float.
	(ffi_prep_cif_machdep):  Handle soft-float, fix pointer handling.
	(ffi_call_N32): Declare proper argument types.
	(ffi_call, copy_struct_N32, ffi_closure_mips_inner_N32): Handle
	soft-float.

From-SVN: r151726

	* configure.ac: Disable java and boehm-gc for bfin-*-*.
	* configure: Regenerate.

From-SVN: r151724

ipa-inline.c (estimate_function_body_sizes): Dump info about individual statements only at TDF_DETAILS dump level.

2009-09-14  Martin Jambor  <mjambor@suse.cz>

	* ipa-inline.c (estimate_function_body_sizes): Dump info about
	individual statements only at TDF_DETAILS dump level.  Format
	source for 80 characters per line.

From-SVN: r151722

From-SVN: r151721

From-SVN: r151720

2009-09-15  Tristan Gingold  <gingold@adacore.com>

	* config.h-vms (intptr_t): Define to compile hashtab.c

From-SVN: r151716

From-SVN: r151715

	* config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
	instead of INSN_P.
	(bfin_optimize_loop): Likewise.
	(bfin_gen_bundles): Likewise.
	(workaround_speculation): Likewise.
	(find_load): Return NULL_RTX for debug_insn.

From-SVN: r151712

	* config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
	(sminsf3): Ditto.

From-SVN: r151709

fixincludes/:
	* inclhack.def (isc_fmod, isc_omits_with_stdc)
	(nested_sys_limits, sco_math): Remove.
	* tests/base/math.h (ISC_FMOD_CHECK, SCO_MATH_CHECK): Remove.
	* tests/base/stdio.h (ISC_OMITS_WITH_STDC_CHECK): Remove.
	* tests/base/sys/limits.h: Remove.
	* fixincl.x: Regenerate.

From-SVN: r151708

From-SVN: r151707

* config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.

* config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in VLIW
mode.

From-SVN: r151704

	* builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
	* cfgbuild.c (make_edges): Handle asm goto.
	* cfglayout.c (fixup_reorder_chain): Likewise.
	* cfgrtl.c (patch_jump_insn): Likewise.
	* gimple-pretty-print.c (dump_gimple_asm): Likewise.
	* gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
	(gimple_build_asm_vec): Add and use labels parameter.
	(gimple_build_asm): Remove.
	(walk_gimple_asm): Walk labels too.
	* gimple.def (GIMPLE_ASM): Update docs.
	* gimple.h: Update decls.
	(struct gimple_statement_asm): Change nc to use unsigned char;
	add nl member.
	(gimple_asm_nlabels): New.
	(gimple_asm_label_op, gimple_asm_set_label_op): New.
	* gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
	into gimple_build_asm_vec.
	* jump.c (mark_jump_label_asm): New.
	(mark_jump_label): Use it.
	(redirect_jump_1): Handle asm goto.
	(invert_jump_1): Soft fail if X is null.
	* recog.c (extract_asm_operands): New.
	(asm_noperands): Use it; handle asm labels.
	(decode_asm_operands): Use extract_asm_operands.
	(asm_operand_ok): Properly handle empty string.
	* reg-stack.c (get_asm_operands_in_out): Rename from
	get_asm_operand_n_inputs; use extract_asm_operands; return both
	inputs and outputs by reference; update all callers.
	* rtl.def (ASM_OPERANDS): Add label vector as operand 6.
	* rtl.h (ASM_OPERANDS_LABEL_VEC): New.
	(ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
	(ASM_OPERANDS_SOURCE_LOCATION): Renumber.
	(extract_asm_operands): Declare.
	* stmt.c (expand_asm_operands): Add and use labels parameter.
	(check_unique_operand_names): Likewise.
	(resolve_asm_operand_names, resolve_operand_name_1): Likewise.
	(expand_asm_stmt): Handle asm labels.
	* tree-cfg.c (make_gimple_asm_edges): New.
	(make_edges): Use it.
	(cleanup_dead_labels): Handle asm labels.
	(is_ctrl_altering_stmt): Likewise.
	(gimple_redirect_edge_and_branch): Likewise.
	* tree.def (ASM_EXPR): Add 5th operand.
	* tree.h (ASM_LABELS): New.
	(resolve_asm_operand_names): Update decl.

	* c-parser.c (c_parser_asm_statement): Parse asm goto.
	(c_parser_asm_goto_operands): New.
	* c-tree.h (build_asm_expr): Update decl.
	* c-typeck.c (build_asm_expr): Add and use labels parameter.
	* doc/extend.texi: Document asm goto.

gcc/ada/
	* gcc-interface/trans.c (Pragma_to_gnu): Use build5 for ASM_EXPR.

gcc/cp/
	* cp-tree.h (finish_asm_stmt): Update decl.
	* parser.c (cp_parser_asm_definition): Parse asm goto.
	(cp_parser_asm_label_list): New.
	* pt.c (tsubst_copy_asm_operands): Don't recurse on labels.
	(tsubst_expr): Handle asm labels.
	* semantics.c (finish_asm_stmt): Add and use labels parameter.

gcc/testsuite/
	* c-c++-common/asmgoto-1.c, c-c++-common/asmgoto-2.c,
	c-c++-common/asmgoto-3.c, gcc.c-torture/compile/asmgoto-1.c,
	gcc.dg/tree-ssa/asmgoto-1.c: New files.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>

From-SVN: r151701

	* exp_dbug.ads (Packed Array Encoding): Document the new encoding for
	the unconstrained case.
	* gcc-interfaces/decl.c (gnat_to_gnu_entity) <E_Array_Type>: Implement
	the encoding.  Do not give a name to the pointer type to the XUT type.
	* gcc-interfaces/utils.c (gnat_pushdecl): Propagate DECL_ORIGINAL_TYPE
	for fat pointer types, if any.  Make sure DECL_ARTIFICIAL is cleared
	on nodes with DECL_ORIGINAL_TYPE set.
	(update_pointer_to): Set DECL_ORIGINAL_TYPE to the original pointer
	for fat pointer types.  Make sure DECL_ARTIFICIAL is cleared.

From-SVN: r151697

From-SVN: r151696

gcc/
	* config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
	(mips_cprestore_address_p): Likewise.
	(mips_save_gp_to_cprestore_slot): Likewise.
	(mips_restore_gp): Rename to...
	(mips_restore_gp_from_cprestore_slot): ...this.
	(mips_must_initialize_gp_p): Declare.
	(mips_emit_save_slot_move): Likewise.
	(mips_output_load_label): Return nothing.
	(mips_eh_uses): Declare.
	* config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
	(TARGET_CPRESTORE_DIRECTIVE): New macro.
	(TARGET_ABSOLUTE_JUMPS): Likewise.
	(EH_USES): Likewise.
	(FIRST_PSEUDO_REGISTER): Update comment.
	(MIPS_ABSOLUTE_JUMP): New macro, extracted from...
	(MIPS_CALL): ...here.
	(REGISTER_NAMES): Add $cprestore.
	* config/mips/mips.c (machine_function): Remove has_gp_insn_p.
	Add load_label_length, has_inflexible_gp_insn_p,
	has_flexible_gp_insn_p, must_initialize_gp_p and
	must_restore_gp_when_clobbered_p.
	(mips_expand_call): Don't generate split instructions here.
	(mips_split_call): Update the call to mips_restore_gp after
	the above name change.
	(mips16_cfun_returns_in_fpr_p): Move earlier in file.
	(mips_find_gp_ref): New function.
	(mips_insn_has_inflexible_gp_ref_p): Likewise.
	(mips_cfun_has_inflexible_gp_ref_p): Likewise.
	(mips_insn_has_flexible_gp_ref_p): Likewise.
	(mips_cfun_has_flexible_gp_ref_p): Likewise.
	(mips_function_has_gp_insn): Delete.
	(mips_global_pointer): Drop the df_regs_ever_live_p check.
	Use the new functions above.  Only return INVALID_REGNUM
	for TARGET_ABSOLUTE_JUMPS.
	(mips_must_initialize_gp_p): New function.
	(mips_get_cprestore_base_and_offset): New function, extracted from...
	(mips_cprestore_slot): ...here.  Take a bool parameter.
	(mips_cfun_has_cprestore_slot_p): New function.
	(mips_cprestore_address_p): Likewise.
	(mips_save_gp_to_cprestore_slot): Likewise.
	(mips_restore_gp): Rename to...
	(mips_restore_gp_from_cprestore_slot): ...this.  Assert
	epilogue_completed.  Update the call to mips_cprestore_slot.
	Test cfun->machine->must_restore_gp_when_clobbered_p.
	(mips_direct_save_slot_move_p): New function.
	(mips_emit_save_slot_move): Likewise.
	(mips_output_cplocal): Test mips_must_initialize_gp_p () instead
	of cfun->machine->global_pointer.
	(mips_output_function_prologue): Check mips_must_initialize_gp_p ().
	(mips_save_reg): Use mips_emit_save_slot_move.
	(mips_expand_prologue): Set must_initialize_gp_p.
	Use mips_cfun_has_cprestore_slot_p.  Use gen_potential_cprestore
	for all cprestore saves.  Emit a use_cprestore instruction after
	setting up the cprestore slot.
	(mips_restore_reg): Use mips_emit_save_slot_move.
	(mips_process_load_label): New function.
	(mips_load_label_length): Likewise.
	(mips_output_load_label): Don't return asm: output it here instead.
	Use mips_process_load_label.
	(mips_adjust_insn_length): Adjust the length of branch instructions
	that have length MAX_PIC_BRANCH_LENGTH.
	(mips_output_conditional_branch): Update the call to
	mips_output_load_label.  Assume the branch target is OPERANDS[0]
	rather than OPERANDS[1].  Use MIPS_ABSOLUTE_JUMP for absolute jumps.
	(mips_output_order_conditional_branch): Swap the meaning of
	OPERANDS[0] and OPERANDS[1].
	(mips_variable_issue): Don't count ghost instructions.
	(mips_expand_ghost_gp_insns): New function.
	(mips_reorg): Rerun mips_reorg_process_insns if it returns true.
	(mips_output_mi_thunk): Set must_initialize_gp_p.
	(mips_eh_uses): New function.
	* config/mips/predicates.md (cprestore_save_slot_operand)
	(cprestore_load_slot_operand): New predicates.
	* config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
	(UNSPEC_MOVE_GP): Likewise.
	(UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
	(UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
	(CPRESTORE_SLOT_REGNUM): New register.
	(MAX_PIC_BRANCH_LENGTH): New constant.
	(jal_macro): Use MIPS_ABSOLUTE_JUMPS.
	(length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
	branches.  Fix commentary.
	(loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
	Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
	Change type to "ghost".
	(loadgp_absolute_<mode>): Likewise.
	(loadgp_rtp_<mode>): Likewise.
	(copygp_mips16): Likewise.
	(loadgp_blockage): Remove redundant mode attribute.
	(potential_cprestore): New instruction.
	(cprestore): Turn into an unspec set.
	(use_cprestore): New instruction.
	(*branch_fp): Swap operands 0 and 1.  Remove redundant mode attribute.
	(*branch_fp_inverted): Likewise.
	(*branch_order<mode>): Likewise.
	(*branch_order<mode>_inverted): Likewise.
	(*branch_equality<mode>): Likewise.
	(*branch_equality<mode>_inverted): Likewise.
	(*branch_bit<bbv><mode>): Likewise.
	(*branch_bit<bbv><mode>_inverted): Likewise.
	(*branch_equality<mode>_mips16): Remove redundant mode.
	(jump): Turn into a define_expand.
	(*jump_absolute): New instruction.
	(*jump_pic): Likewise.
	(*jump_mips16): Rename previously-unnamed pattern.  Remove
	redundant mode attribute.
	(restore_gp): Split on epilogue_completed rather than
	reload_completed.  Change type to "ghost".
	(move_gp<mode>): New instruction.
	* config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
	Remove redundant mode attribute.
	* config/mips/mips-ps-3d.md (bc1any4t): Likewise.
	(bc1any4f, bc1any2t, bc1any2f): Likewise.
	(*branch_upper_lower, *branch_upper_lower_inverted): Likewise.

gcc/testsuite/
	* gcc.target/mips/branch-helper.h: New file.
	* gcc.target/mips/branch-2.c,
	* gcc.target/mips/branch-3.c,
	* gcc.target/mips/branch-4.c,
	* gcc.target/mips/branch-5.c,
	* gcc.target/mips/branch-6.c,
	* gcc.target/mips/branch-7.c,
	* gcc.target/mips/branch-8.c,
	* gcc.target/mips/branch-9.c,
	* gcc.target/mips/branch-10.c,
	* gcc.target/mips/branch-11.c,
	* gcc.target/mips/branch-12.c,
	* gcc.target/mips/branch-13.c,
	* gcc.target/mips/branch-14.c,
	* gcc.target/mips/branch-15.c: New tests.

From-SVN: r151695

2009-09-14  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/41037
	* src/ios_init.cc (ios_base::Init::Init): Properly initialize cerr
	and wcerr flags.
	* testsuite/27_io/objects/char/41037.cc: New.
	* testsuite/27_io/objects/wchar_t/41037.cc: Likewise.

From-SVN: r151692