2008-08-26  Paul Brook   <paul@codesourcery.com>

	* config/arm/vfp.md: Move pipeline description for VFP11 to...
	* config/arm/vfp11.md: ...here.  New.
	* config/arm/arm.md: Include vfp11.md.

From-SVN: r139599

	* rtlanal.c: Fix uses of "it's" with "its" where appropriate.
	* cp/typeck.c: Likewise.
	* cp/tree.c: Likewise.
	* gimple-low.c: Likewise.
	* jump.c: Likewise.

From-SVN: r139591

2008-08-26  Vladimir Makarov  <vmakarov@redhat.com>

	* ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
	ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.

	* doc/passes.texi: Describe IRA.

	* doc/tm.texi (IRA_COVER_CLASSES,
	IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.

	* doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
	(-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
	-fira-propagate-cost, -fno-ira-share-save-slots,
	-fno-ira-share-spill-slots, -fira-verbose): Describe new options.

	* flags.h (ira_algorithm): New enumeration.
	(flag_ira_algorithm, flag_ira_verbose): New external variable
	declarations.

	* postreload.c (gate_handle_postreload): Don't do post reload
	optimizations unless the reload is completed.

	* reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
	IRA.

	* tree-pass.h (pass_ira): New external variable declaration.

	* reload.h: Add 2008 to the Copyright.
    
	* cfgloopanal.c: Include params.h.
	(estimate_reg_pressure_cost): Decrease cost for IRA optimization
	mode.
    
	* params.h (IRA_MAX_LOOPS_NUM): New macro.

	* toplev.c (ira.h): New include.
	(flag_ira_algorithm, flag_ira_verbose): New external variables.
	(backend_init_target): Call ira_init.
	(backend_init): Call ira_init_once.
	(finalize): Call finish_ira_once.

	* toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
	flag_ira_share_save_slots, flag_ira_share_spill_slots): New
	external variables.

	* regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
	may_move_out_cost): New external variable declarations.
	(move_table): New typedef.
    
	* caller-save.c: Include headers output.h and ira.h.
	(no_caller_save_reg_set): New global variable.
	(save_slots_num, save_slots): New variables.
	(reg_save_code, reg_restore_code, add_stored_regs): Add
	prototypes.
	(init_caller_save): Set up no_caller_save_reg_set.
	(init_save_areas): Reset save_slots_num.
	(saved_hard_reg): New structure.
	(hard_reg_map, saved_regs_num, all_saved_regs): New variables.
	(initiate_saved_hard_regs, new_saved_hard_reg,
	finish_saved_hard_regs, saved_hard_reg_compare_func): New
	functions.
	(setup_save_areas): Add code for sharing stack slots.
	(all_blocks): New variable.
	(save_call_clobbered_regs): Process pseudo-register too.
	(mark_set_regs): Process pseudo-register too.
	(insert_one_insn): Put the insn after bb note in a empty basic
	block.  Add insn check.
    
	* global.c (eliminable_regset): Make it external.
	(mark_elimination): Use DF_LR_IN for IRA.
	(pseudo_for_reload_consideration_p): New.
	(build_insn_chain): Make it external.  Don't ignore spilled
	pseudos for IRA.  Use pseudo_for_reload_consideration_p.
	(gate_handle_global_alloc): New function.
	(pass_global_alloc): Add the gate function.

	* opts.c (decode_options): Set up flag_ira.  Print the warning for
	-fira.
	(common_handle_option): Process -fira-algorithm and -fira-verbose.

	* timevar.def (TV_IRA, TV_RELOAD): New passes.

	* regmove.c (regmove_optimize): Don't do replacement of output for
	IRA.

	* hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
	New external variable declarations.

	* local-alloc.c (update_equiv_regs): Make it external.  Return
	true if jump label rebuilding should be done.  Rescan new_insn for
	notes.
	(gate_handle_local_alloc): New function.
	(pass_local_alloc): Add the gate function.

	* alias.c (value_addr_p, stack_addr_p): New functions.
	(nonoverlapping_memrefs_p): Use them for IRA.

	* common.opt (fira, fira-algorithm, fira-coalesce,
	fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
	fira-verbose): New options.

	* regclass.c (reg_class_subclasses, contains_reg_of_mode,
	move_cost, may_move_in_cost, may_move_out_cost): Make the
	variables external.
	(move_table): Remove typedef.
	(init_move_cost): Make it external.
	(allocate_reg_info, resize_reg_info, setup_reg_classes): New
	functions.

	* rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
	setup_reg_classes): New function prototypes.
	(eliminable_regset): New external variable declaration.
	(build_insn_chain, update_equiv_regs): New function prototypes.
    
	* Makefile.in (IRA_INT_H): New definition.
	(OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
	ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
	(reload1.o, toplev.o): Add dependence on ira.h.
	(cfgloopanal.o): Add PARAMS_H.
	(caller-save.o): Add dependence on output.h and ira.h.
	(ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
	ira-emit.o, ira-lives.o): New entries.

	* passes.c (pass_ira): New pass.

	* params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.

	* reload1.c (ira.h): Include the header.
	(changed_allocation_pseudos): New bitmap.
	(init_reload): Initiate the bitmap.
	(compute_use_by_pseudos): Permits spilled registers in FROM.
	(temp_pseudo_reg_arr): New variable.
	(reload): Allocate and free temp_pseudo_reg_arr.  Sort pseudos for
	IRA.  Call alter_reg with the additional parameter.  Don't clear
	spilled_pseudos for IRA.  Restore original insn chain for IRA.
	Clear changed_allocation_pseudos at the end of reload.
	(calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
	(hard_regno_to_pseudo_regno): New variable.
	(count_pseudo): Check spilled pseudos.  Set up
	hard_regno_to_pseudo_regno.
	(count_spilled_pseudo): Check spilled pseudos. Update
	hard_regno_to_pseudo_regno.
	(find_reg): Use better_spill_reload_regno_p.  Check
	hard_regno_to_pseudo_regno.
	(alter_reg): Set up spilled_pseudos.  Add a new parameter.  Add
	code for IRA.
	(eliminate_regs_1): Use additional parameter for alter_reg.
	(finish_spills): Set up pseudo_previous_regs only for spilled
	pseudos.  Call reassign_pseudos once for all spilled pseudos, pass
	more arguments.  Don't clear live_throughout and dead_or_set for
	spilled pseudos.  Use additional parameter for alter_reg.  Call
	mark_allocation_change.  Set up changed_allocation_pseudos.
	Remove sanity check.
	(emit_input_reload_insns, delete_output_reload): Use additional
	parameter for alter_reg.  Call mark_allocation_change.
	(substitute, gen_reload_chain_without_interm_reg_p): New
	functions.
	(reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
    
	* testsuite/gcc.dg/20080410-1.c: New file.
	
	* config/s390/s390.h (IRA_COVER_CLASSES,
	IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.

	* config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.

	* config/i386/i386.h (IRA_COVER_CLASSES): Ditto.

	* config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.

	* config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.

	* config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
    
	* config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
    
	2008-08-24  Jeff Law  <law@redhat.com>
	* ira.c (setup_reg_class_intersect_union): Prefer smallest class
	when ignoring unavailable registers.

	2008-08-24  Jeff Law  <law@redhat.com>
	* ira-color.c (coalesced_pseudo_reg_slot_compare): Check
	FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
	* ira.c (setup_eliminable_regset): Check stack_realign_needed.
	* config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.

	2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
	* ira-build.c (allocno_range_compare_func): Stabilize sort.

	2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
	* config/avr/avr.h (IRA_COVER_CLASSES): New macro.
	* reload1.c (find_reg): Process registers in register allocation order.

	2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
	* toplev.c (backend_init_target): Move ira_init call from
	here...
	(lang_dependent_init_target): ...to here.

	2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
	* ira.c (setup_class_subset_and_memory_move_costs): Don't
	calculate memory move costs for NO_REGS.

	2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
	* ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
	STACK_REGS is defined.

	2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
	* config/spu/spu.h (IRA_COVER_CLASSES): New macro.

	2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
	* config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.

	2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
	* config/sh/sh.h (IRA_COVER_CLASSES): Define.
	* config/sh/sh.md (movsicc_true+3): Check if emit returns a
	barrier.

From-SVN: r139590

2008-08-26  Victor Kaplansky  <victork@il.ibm.com>
            Dorit Nuzman  <dorit@il.ibm.com>

        * gcc/config/spu/spu.md (vec_extract_evenv4si,
        vec_extract_evenv4sf, vec_extract_evenv8hi,
        vec_extract_evenv16qi, vec_extract_oddv4si,
        vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
        vec_interleave_highv4sf, vec_interleave_lowv4sf,
        vec_interleave_highv4si, vec_interleave_lowv4si,
        vec_interleave_highv8hi, vec_interleave_lowv8hi,
        vec_interleave_highv16qi, vec_interleave_lowv16qi,
        vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S

Testsuite

	* gcc.dg/vect/slp-18.c: Require vect_intfloat_cvt.
	* gcc.dg/vect/slp-11.c: Likewise.
	* gcc.dg/vect/fast-math-pr35982.c: Likewise.
	* lib/target-supports.exp:
	(check_effective_target_vect_pack_trunc): Add SPU to the list.
	(check_effective_target_vect_extract_even_odd): Likewise.
	(check_effective_target_vect_extract_even_odd_wide): Likewise.
	(check_effective_target_vect_interleave): Likewise.


Co-Authored-By: Dorit Nuzman <dorit@il.ibm.com>

From-SVN: r139589

From-SVN: r139580

2008-08-23  Paolo Carlini  <paolo.carlini@oracle.com>

	* acinclude.m4 ([GLIBCXX_CHECK_GETTIMEOFDAY]): Change to use
	GCC_TRY_COMPILE_OR_LINK.
	([GLIBCXX_CHECK_CLOCK_GETTIME]): Rename to
	[GLIBCXX_ENABLE_CLOCK_GETTIME], a versatile configure-time option,
	[no] by default, since it includes TRY_LINK checks.  librt is also
	searched, if requested.
	* doc/xml/manual/configure.xml: Document the latter.
	* configure.ac: Move the above checks outside native-only.
	* configure: Regenerate.

From-SVN: r139576

	PR target/36756
	* config/rs6000/rs6000.c (optimization_options): Don't default to
	section anchors without toplevel reorder.

From-SVN: r139572

	* config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
	(mfc_end_critical_section): Likewise.

From-SVN: r139570

rs6000.c (rs6000_handle_altivec_attribute): Propagate all type qualifiers from element type to vector type.

ChangeLog:

	* config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
	all type qualifiers from element type to vector type.

testsuite/ChangeLog:

	* gcc.target/powerpc/altivec-volatile.c: New test.

Co-Authored-By: Andrew Pinski <andrew_pinski@playstation.sony.com>

From-SVN: r139569

2008-08-25  David Daney  <ddaney@avtrex.com>

	* config/mips/mips.md (immediate_insn): Move up in file, fix
	comment typo, reformat.
	(fetchop_bit, atomic_hiqi_op memory_barrier,
	sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
	sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
	sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
	sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
	sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
	sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
	sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
	sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
	sync_old_nand<mode>, sync_new_nand<mode>,
	sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
	test_and_set_12): Moved to sync.md.
	(sync.md): Include.
	* config/mips/sync.md: New file.

From-SVN: r139568

2008-08-25  Andreas Tobler  <a.tobler@schweiz.org>

	* src/powerpc/ffitarget.h (ffi_abi): Add FFI_LINUX and
	FFI_LINUX_SOFT_FLOAT to the POWERPC_FREEBSD enum.
	Add note about flag bits used for FFI_SYSV_TYPE_SMALL_STRUCT.
	Adjust copyright notice.
	* src/powerpc/ffi.c: Add two new flags to indicate if we have one
	register or two register to use for FFI_SYSV structs.
	(ffi_prep_cif_machdep): Pass the right register flag introduced above.
	(ffi_closure_helper_SYSV): Fix the return type for
	FFI_SYSV_TYPE_SMALL_STRUCT. Comment.
	Adjust copyright notice.

From-SVN: r139567

2008-08-25  Daniel Kraft  <d@domob.eu>

	* gfortran.h (gfc_find_component): Add new arguments.
	* parse.c (parse_derived_contains): Check if the derived-type containing
	the CONTAINS section is SEQUENCE/BIND(C).
	* resolve.c (resolve_typebound_procedure): Check for name collision with
	components.
	(resolve_fl_derived): Check for name collision with inherited
	type-bound procedures.
	* symbol.c (gfc_find_component): New arguments `noaccess' and `silent'.
	(gfc_add_component): Adapt for new arguments.
	* primary.c (match_varspec), (gfc_match_structure_constructor): Ditto.

2008-08-25  Daniel Kraft  <d@domob.eu>

	* gfortran.dg/extends_7.f03: New test.
	* gfortran.dg/typebound_proc_7.f03: New test.
	* gfortran.dg/typebound_proc_8.f03: New test.

From-SVN: r139566

        * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
        (regsave): Likewise.
        (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
        (output_cfi_directive): Likewise.
        (div_data_align): New.
        (output_cfi): Use it.

From-SVN: r139565

	* config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
	* config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
	(TARGET_OCTEON): New macro.
	(TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
	(MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
	(ISA_HAS_POP): New macro.
	* config/mips/driver-native.c (host_detect_local_cpu): Handle
	Octeon.
	* config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
	Handle Octeon.
	* config/mips/mips.md (cpu): Add octeon.
	(type): Add pop attribute value.
	(popcount<mode>2): New pattern.
	* doc/invoke.texi (-march=@var{arch}): Add octeon.
testsuite/
	* gcc.target/mips/octeon-pop-1.c: New test.

From-SVN: r139554

From-SVN: r139552

2008-08-24  Paolo Carlini  <paolo.carlini@oracle.com>

	* acinclude.m4 ([GLIBCXX_CHECK_RANDOM_TR1]): Simplify, just use
	two test -r instead of an AC_TRY_RUN.
	* configure: Regenerate.
	* config.h.in: Likewise.

From-SVN: r139549

2008-08-24  Tobias Burnus  <burnus@net-b.de>

        PR fortran/37201
        * decl.c (verify_bind_c_sym): Reject array/string returning
        functions.

2008-08-24  Tobias Burnus  <burnus@net-b.de>

        PR fortran/37201
        * gfortran.dg/bind_c_18.f90: New.

From-SVN: r139545

	* gcc.dg/ipa/ipacost-1.c: New testcase.
	* gcc.dg/ipa/ipacost-2.c: New testcase.
	* gcc.dg/ipa/ipa-7.c: Update template.

From-SVN: r139544

	* doc/invoke.texi (-fipa-cp-clone): New option.
	(-fipa-cp): Update docs.
	(--param ipcp-unit-growth):New.
	* ipa-cp.c: Include fibheap.h, params.h
	(ipcp_initialize_node_lattices): When not cloning, all externally
	visible functions are bottom.
	(ipcp_need_redirect_p): Accept clones.
	(ipcp_insert_stage): Use cost driven heuristics.
	(max_count, dead_nodes): New static vars.
	(ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
	ipcp_const_param_count): New functions.
	* common.opt (ipa-cp-clone): New command line option.
	* params.def (ipcp-unit-growth): New.

	* gcc.dg/ipa/ipacost-1.c: New testcase.
	* gcc.dg/ipa/ipacost-2.c: New testcase.
	* gcc.dg/ipa/ipa-7.c: Update template.

From-SVN: r139543

	* tree-inline.c (tree_function_versioning): Look harder
	for referenced vars.

From-SVN: r139542

re PR tree-optimization/37185 (gcc.dg/matrix/transpose-3.c:16: internal compiler error: verify_stmts failed)

2008-08-24  Razya Ladelsky  <razya@il.ibm.com>

        PR tree-optimization/37185
        * matrix-reorg.c (transform_access_sites): Update changed stmt.

From-SVN: r139539

2008-08-24  Tobias Burnus  <burnus@net-b.de>

        PR fortran/37201
        * trans-expr.c (gfc_conv_function_call): Add string_length
        for character-returning bind(C) functions.

2008-08-24  Tobias Burnus  <burnus@net-b.de>

        PR fortran/37201
        * gfortran.dg/bind_c_usage_17.f90: New.
        * gfortran.dg/bind_c_usage_17_c.c: New.

From-SVN: r139537

	* ipa-cp.c (ipcp_analyze_node): New function.
	(ipcp_update_cloned_node): Use it.
	(ipcp_init_stage): Likewise.
	* ipa-inline.c (function_insertion_hook_holder): New static var.
	(analyze_function): Break out from ....
	(inline_generate_summary): Here; register insertion hook.
	(cgraph_decide_inlining): Remove hook.
	(add_new_function): New function.

From-SVN: r139536

2008-08-24  Daniel Kraft  <d@domob.eu>

	* gfortran.h (gfc_typebound_proc):  New struct.
	(gfc_symtree):  New member typebound.
	(gfc_find_typebound_proc):  Prototype for new method.
	(gfc_get_derived_super_type):  Prototype for new method.
	* parse.h (gfc_compile_state):  New state COMP_DERIVED_CONTAINS.
	* decl.c (gfc_match_procedure):  Handle PROCEDURE inside derived-type
	CONTAINS section.
	(gfc_match_end):  Handle new context COMP_DERIVED_CONTAINS.
	(gfc_match_private):  Ditto.
	(match_binding_attributes), (match_procedure_in_type):  New methods.
	(gfc_match_final_decl):  Rewrote to make use of new
	COMP_DERIVED_CONTAINS parser state.
	* parse.c (typebound_default_access):  New global helper variable.
	(set_typebound_default_access):  New callback method.
	(parse_derived_contains):  New method.
	(parse_derived):  Extracted handling of CONTAINS to new parser state
	and parse_derived_contains.
	* resolve.c (resolve_bindings_derived), (resolve_bindings_result):  New.
	(check_typebound_override), (resolve_typebound_procedure):  New methods.
	(resolve_typebound_procedures):  New method.
	(resolve_fl_derived):  Call new resolving method for typebound procs.
	* symbol.c (gfc_new_symtree):  Initialize new member typebound to NULL.
	(gfc_find_typebound_proc):  New method.
	(gfc_get_derived_super_type):  New method.

2008-08-24  Daniel Kraft  <d@domob.eu>

	* gfortran.dg/finalize_5.f03:  Adapted expected error message to changes
	to handling of CONTAINS in derived-type declarations.
	* gfortran.dg/typebound_proc_1.f08:  New test.
	* gfortran.dg/typebound_proc_2.f90:  New test.
	* gfortran.dg/typebound_proc_3.f03:  New test.
	* gfortran.dg/typebound_proc_4.f03:  New test.
	* gfortran.dg/typebound_proc_5.f03:  New test.
	* gfortran.dg/typebound_proc_6.f03:  New test.

From-SVN: r139534

2008-08-24  Paolo Carlini  <paolo.carlini@oracle.com>

	* acinclude.m4 ([GLIBCXX_ENABLE_CLOCK_GETTIME]): Improve documentation.
	* doc/xml/manual/configure.xml: Likewise.

From-SVN: r139533

From-SVN: r139532

2008-08-23  Paolo Carlini  <paolo.carlini@oracle.com>

	* acinclude.m4 ([GLIBCXX_ENABLE_CLOCK_GETTIME]): Use [=KIND] in
	GLIBCXX_ENABLE.
	* configure: Regenerate.

From-SVN: r139531

2008-08-23  Paolo Carlini  <paolo.carlini@oracle.com>

	* acinclude.m4 ([GLIBCXX_CHECK_GETTIMEOFDAY]): Change to use
	GCC_TRY_COMPILE_OR_LINK.
	([GLIBCXX_CHECK_CLOCK_GETTIME]): Rename to
	[GLIBCXX_ENABLE_CLOCK_GETTIME], a versatile configure-time option,
	[no] by default, since it includes TRY_LINK checks.  librt is also
	searched, if requested.
	* doc/xml/manual/configure.xml: Document the latter.
	* configure.ac: Move the above checks outside native-only.
	* configure: Regenerate.

From-SVN: r139530

From-SVN: r139528

	* ipa-cp.c (constant_val_insert): Remove.
	(ipcp_propagate_one_const): Remove.
	(ipcp_create_replace_map): Always insert replacements to the map.
	(ipcp_insert_stage): Do not try to insert statements by hand.
	* tree-inline.c (insert_init_stmt): Break out from ...
	(setup_one_parameter): ... here; allow NULL BB pointer.
	(tree_function_versioning): Use setup_one_parameter to process
	replacement map.

From-SVN: r139525

2008-08-23  Janus Weil  <janus@gcc.gnu.org>

	* gfortran.h (gfc_component): Add field "symbol_attribute attr", remove
	fields "pointer", "allocatable", "dimension", "access".
	Remove functions "gfc_set_component_attr" and "gfc_get_component_attr".
	* interface.c (gfc_compare_derived_types): Ditto.
	* trans-array.c (gfc_array_allocate,structure_alloc_comps): Ditto.
	* trans-expr.c (gfc_conv_component_ref,gfc_trans_subcomponent_assign,
	gfc_conv_structure): Ditto.
	* symbol.c (gfc_find_component,free_components,gfc_set_component_attr,
	gfc_get_component_attr,verify_bind_c_derived_type,
	generate_isocbinding_symbol): Ditto.
	* decl.c (build_struct): Ditto.
	* dump-parse-tree.c (show_components): Ditto.
	* trans-stmt.c (gfc_trans_deallocate): Ditto.
	* expr.c (gfc_check_assign,gfc_check_pointer_assign,
	gfc_default_initializer): Ditto.
	* module.c (mio_component): Ditto.
	* trans-types.c (copy_dt_decls_ifequal,gfc_get_derived_type): Ditto.
	* resolve.c (has_default_initializer,resolve_structure_cons,
	gfc_iso_c_func_interface,find_array_spec,resolve_ref,
	resolve_deallocate_expr,resolve_allocate_expr,resolve_fl_derived,
	resolve_equivalence_derived): Ditto.
	* trans-io.c (transfer_expr): Ditto.
	* parse.c (parse_derived): Ditto.
	* dependency.c (gfc_check_dependency): Ditto.
	* primary.c (gfc_variable_attr): Ditto.

From-SVN: r139524

	* tree.c (decl_address_ip_invariant_p): New function.
	* tree.h (decl_address_ip_invariant_p): Declare.
	* gimple.c (strip_invariant_refs): Break out from ...
	(is_gimple_invariant_address): ... here
	(is_gimple_ip_invariant_address): New function.
	(is_gimple_ip_invariant): New function.
	* gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
	Declare.

	* ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
	(ipcp_lat_is_insertable): All constants are insertable.
	(ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
	IPA_CONST_VALUE_REF.
	(ipcp_initialize_node_lattices): Propagate all types of operands.
	(build_const_val): Do not handle IPA_CONST_VALUE_REF.
	(ipcp_create_replace_map): Reformat.
	(ipcp_need_redirect_p): Simplify.
	(ipcp_insert_stage): Check that argument is used before clonning.
	* ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
	(compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
	(determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
	(update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
	* ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
	(jump_func_type): Remove IPA_CONST_VALUE_REF.
	* tree-inline.c (tree_function_versioning): Add variables referenced by
	replacing trees.

From-SVN: r139523

	PR target/37094
	* i386.c (standard_80387_constant_p): Use optimize_size.

From-SVN: r139522

2008-08-23  Tobias Burnus  <burnus@net-b.de>

        PR fortran/37076
        * arith.c (gfc_arith_concat): Fix concat of kind=4 strings.

2008-08-23  Tobias Burnus  <burnus@net-b.de>

        PR fortran/37076
        * gfortran.dg/widechar_9.f90: New.

From-SVN: r139521

2008-08-23  Tobias Burnus  <burnus@net-b.de>

        PR fortran/37025
        * target-memory.c (gfc_interpret_character): Support
        kind=4 characters.

2008-08-23  Tobias Burnus  <burnus@net-b.de>

        PR fortran/37025
        * gfortran.dg/widechar_8.f90: New.

From-SVN: r139520

	PR tree-optimization/37161
	* tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
	* tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
	(vect_determine_vectorization_factor): Move the scalar type
	retrieval to vect_get_smallest_scalar_type.
	(vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
	scalar type. Remove redundant computation.
	* tree-vect-transform.c (vect_get_constant_vectors): Add argument.
	(vect_get_slp_defs): Take the type of RHS into account if
	necessary by calling vect_get_smallest_scalar_type. Call
	vect_get_constant_vectors with additional argument.

From-SVN: r139518

2008-08-23  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

	PR 35648
	* doc/invoke.texi (Wwrite-strings): Clarify description.

From-SVN: r139517

2008-08-23  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* MAINTAINERS:  Use correct Umlaut for last name.

From-SVN: r139510

2008-08-23  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/lib/libstdc++.exp (check_v3_target_atomic_builtins): Add.
	* testsuite/lib/dg-options.exp (dg-require-atomic-builtins): Likewise.
	* testsuite/18_support/exception_ptr/current_exception.cc: Use it.
        * testsuite/18_support/exception_ptr/rethrow_exception.cc: Likewise.
        * testsuite/18_support/exception_ptr/lifespan.cc: Likewise.

2008-08-23  Sebastian Redl <sebastian.redl@getdesigned.at>

	Add (again) exception propagation support as per N2179.  Feature is
	available only when _GLIBCXX_ATOMIC_BUILTINS_4 is defined.
	* libsupc++/exception_ptr.h (exception_ptr, current_exception,
        copy_exception, rethrow_exception): New file, implement exception
	propagation.
        * libsupc++/eh_ptr.cc (exception_ptr, current_exception,
        rethrow_exception, __gxx_dependent_exception_cleanup): Likewise.
        * libsupc++/unwind-cxx.h (__cxa_exception): Add reference count.
	(__cxa_dependent_exception, __cxa_allocate_dependent_exception,
        __cxa_free_dependent_exception, __get_dependent_exception_from_ue,
        __GXX_INIT_DEPENDENT_EXCEPTION_CLASS, __is_dependent_exception,
        __gxx_dependent_exception_class, __get_object_from_ue,
        __get_object_from_ambiguous_exception): Add.
        (__GXX_INIT_EXCEPTION_CLASS, __gxx_exception_class): Rename.
        (__is_gxx_exception_class): Handle dependent exceptions.
        * libsupc++/eh_arm.cc (__cxa_type_match): Likewise.
        * libsupc++/eh_call.cc (__cxa_call_unexpected): Likewise.
        * libsupc++/eh_personality.cc (__gxx_personality_*): Likewise.
        * libsupc++/eh_type.cc (__cxa_current_exception_type): Likewise.
        * libsupc++/eh_alloc.cc (__cxa_allocate_dependent_exception,
        __cxa_free_dependent_exception): Add.
        * libsupc++/eh_throw.cc (__gxx_exception_cleanup): Handle reference
        counting.
        * libsupc++/exception: Conditionally include exception_ptr.h.
        * libsupc++/Makefile.am: Register new files.
        * libsupc++/Makefile.in: Regenerate.
        * config/abi/pre/gnu.ver: Add new symbols.
        * testsuite/18_support/exception_ptr/current_exception.cc: Test the
        core functionality of current_exception().
        * testsuite/18_support/exception_ptr/rethrow_exception.cc: Test the
        core functionality of rethrow_exception().
        * testsuite/18_support/exception_ptr/lifespan.cc: Test the life span of
        exception objects during exception propagation.

From-SVN: r139509

	PR tree-optimization/37174
	* tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
	def stmt is a part of the loop before accessing its stmt_vec_info.

From-SVN: r139508