From-SVN: r158773

	PR target/40657
	* config/arm/arm.c (thumb1_extra_regs_pushed): New function.
	(thumb1_expand_prologue, thumb1_output_function_prologue): Call it
	here to determine which regs to push and how much stack to reserve.

	PR target/40657
	* gcc.target/arm/thumb-stackframe.c: New test.

From-SVN: r158771

	* doc/gimple.texi (gimple_statement_with_ops): Remove
	addresses_taken field.
	(gimple_statement_with_memory_ops): Likewise.

From-SVN: r158770

        * gcc.dg/pr32207.c: Fix typo in expected warning messages.
        * gcc.dg/misc-column.c: Likewise.
        * gcc.dg/Walways-true-1.c: Likewise.
        * gcc.dg/Walways-true-2.c: Likewise.
        * gcc.dg/warn-addr-cmp.c: Likewise.

From-SVN: r158769

2010-04-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * resolve.c (resolve_allocate_expr): Allow array coarrays.
        * trans-types.h (gfc_get_array_type_bounds): Update prototype.
        * trans-types.c (gfc_get_array_type_bounds,
        gfc_get_array_descriptor_base): Add corank argument.
        * trans-array.c (gfc_array_init_size): Handle corank.
        (gfc_trans_create_temp_array, gfc_array_allocate,
        gfc_conv_expr_descriptor): Add corank argument to call.
        * trans-stmt.c (gfc_trans_pointer_assign_need_temp): Ditto.

2010-04-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray_7.f90: Modified and removed obsolete
        tests.
        * gfortran.dg/coarray_12.f90: New.

From-SVN: r158768

	* tree-inline.c (eni_inlining_weights): Remove.
	(estimate_num_insns): Special case more builtins.

From-SVN: r158766

gcc/
2010-04-27  Shujing Zhao  <pearly.zhao@oracle.com>

        PR c/32207
        * c-typeck.c (build_binary_op): Move forward check for comparison
        pointer with null pointer constant and adjust the diagnostic message.

gcc/testsuite/
2010-04-27  Shujing Zhao  <pearly.zhao@oracle.com>

        PR c/32207
        * gcc.dg/pr32207.c: New test.
        * gcc.dg/misc-column.c: Adjust expected warning.
        * gcc.dg/Walways-true-1.c: Likewise.
        * gcc.dg/Walways-true-2.c: Likewise.
        * gcc.dg/warn-addr-cmp.c: Likewise.

From-SVN: r158765

ChangeLog:

2010-04-27  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR lto/42776
	* configure.ac (--enable-lto): Refactor handling so libelf tests
	are only performed inside then-clause of ACX_ELF_TARGET_IFELSE,
	and allow LTO to be explicitly enabled on non-ELF platforms that
	are known to support it inside else-clause.
	* configure: Regenerate.

gcc/ChangeLog


2010-04-27  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR lto/42776
	* configure.ac (gcc_cv_as_section_has_align): Set if installed
	binutils supports extended .section directive needed by LTO, or
	warn if older binutils found.
	(LTO_BINARY_READER): New AC_SUBST'd variable.
	(LTO_USE_LIBELF): Likewise.
	* gcc/config.gcc (lto_binary_reader): New target-specific configure
	variable.
	* gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
	(LTO_USE_LIBELF): Likewise.
	* configure: Regenerate.

	* collect2.c (is_elf): Rename from this ...
	(is_elf_or_coff): ... to this, and recognize and allow i386 COFF
	 object files in addition to ELF-formatted ones.
	(scan_prog_file): Caller updated.  Also allow for LTO info marker
	symbol to be prefixed or not by an extra underscore.

	* config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
	* config/i386/winnt.c: Also #include lto-streamer.h
	(i386_pe_asm_named_section): Specify 1-byte section alignment for
	LTO named sections.
	(i386_pe_asm_output_aligned_decl_common): Add comment.
	(i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.

From-SVN: r158764

ChangeLog:

2010-04-27  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR lto/42776
	* configure.ac (--enable-lto): Refactor handling so libelf tests
	are only performed inside then-clause of ACX_ELF_TARGET_IFELSE,
	and allow LTO to be explicitly enabled on non-ELF platforms that
	are known to support it inside else-clause.
	* configure: Regenerate.

From-SVN: r158763

ChangeLog:

	PR lto/42776
	* configure.ac (--enable-lto): Refactor handling so libelf tests
	are only performed inside then-clause of ACX_ELF_TARGET_IFELSE,
	and allow LTO to be explicitly enabled on non-ELF platforms that
	are known to support it inside else-clause.
	* configure: Regenerate.

gcc/ChangeLog:

	PR lto/42776
	* configure.ac (gcc_cv_as_section_has_align): Set if installed
	binutils supports extended .section directive needed by LTO, or
	warn if older binutils found.
	(LTO_BINARY_READER): New AC_SUBST'd variable.
	(LTO_USE_LIBELF): Likewise.
	* gcc/config.gcc (lto_binary_reader): New target-specific configure
	variable.
	* gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
	(LTO_USE_LIBELF): Likewise.
	* configure: Regenerate.

	* collect2.c (is_elf): Rename from this ...
	(is_elf_or_coff): ... to this, and recognize and allow i386 COFF
	 object files in addition to ELF-formatted ones.
	(scan_prog_file): Caller updated.  Also allow for LTO info marker
	symbol to be prefixed or not by an extra underscore.

	* config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
	* config/i386/winnt.c: Also #include lto-streamer.h
	(i386_pe_asm_named_section): Specify 1-byte section alignment for
	LTO named sections.
	(i386_pe_asm_output_aligned_decl_common): Add comment.
	(i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.

gcc/lto/ChangeLog:

	PR lto/42776
	* Make-lang.in (LTO_OBJS): Use LTO_BINARY_READER instead of
	hardcoding 'lto-elf.o'.
	($(LTO_EXE)): Use LTO_USE_LIBELF instead of hardcoding '-lelf'.

	* lto-coff.h: New file.
	* lto-coff.c: Likewise.

gcc/testsuite/ChangeLog:

	PR lto/42776
	* lib/lto.exp (lto_prune_vis_warns): New function.
	(lto-link-and-maybe-run): Call it.

From-SVN: r158762

re PR target/43889 (mmix-knuth-mmixware gcc.c-torture/execute/arith-rand.c -O3 -fomit-frame-pointer -funroll-loops)

	PR target/43889
	* config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
	Add missing earlyclobber for second alternative.

From-SVN: r158760

	* config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
	Add missing earlyclobber for second alternative.

From-SVN: r158759

2010-04-26  H.J. Lu  <hongjiu.lu@intel.com>

	PR tree-optimization/43904
	* gcc.dg/tree-ssa/tailcall-6.c: New.

From-SVN: r158757

From-SVN: r158756

2010-04-26  Iain Sandoe  <iain.sandoe@sandoe-acoustics.co.uk>

	PR testsuite/35165
	* obj-c++.dg/stubify-2.mm: Restrict to ilp32 targets.  Require
	Darwin8/OSX10.4 - compatible code generation.
	Use scan-rtl-dump.
	* obj-c++.dg/stubify-1.mm: Ditto.
	* lib/objc-torture.exp: Do not require link success for
	"trivial.m" in the runtime checks when dowhat = 'compile'.
	* lib/dg-pch.exp: (dg-flags-pch): New Proc.
	* objc.dg/stubify-1.m:  Restrict to ilp32 targets.  Require
	Darwin8/OSX10.4 - compatible code generation.
	* objc.dg/stubify-2.m: Ditto.
	* objc.dg/symtab-1.m: Match '.quad' for m64 code.
	* objc.dg/next-runtime-1.m: Ditto.
	* objc.dg/stret-2.m: Restrict to ilp32 targets.
	* objc.dg/pch/pch.exp: Apply tests to both Gnu and NeXT
	runtimes on Darwin.

From-SVN: r158752

2010-04-27  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/xml/manual/status_cxx200x.xml: Update to match n3092.
	* doc/html/*: Regenerate.

From-SVN: r158751

df-problems.c (df_simulate_initialize_forwards): Set, don't clear, bits for artificial defs at the top of the block.

	* df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
	bits for artificial defs at the top of the block.
	* fwprop.c (single_def_use_enter_block): Don't call it.

From-SVN: r158750

From-SVN: r158749

2010-04-26  Jack Howarth <howarth@bromo.med.uc.edu>

	PR 43715
	* gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
	instead of "$gcc_cv_objdump -T".
	Use "-undefined dynamic_lookup" on darwin.

From-SVN: r158748

2010-04-21  Jack Howarth <howarth@bromo.med.uc.edu>

        PR 43715
	* testsuite/lib/plugin-support.exp: Use "-undefined
	dynamic_lookup" on darwin.

From-SVN: r158747

	PR c/43893
	* c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.

	* testsuite/libgomp.c/pr43893.c: New test.
	* testsuite/libgomp.c++/pr43893.C: New test.

From-SVN: r158745

	* c-parser.c (struct c_token): Move location field up.
	* c-tree.h (struct c_typespec): Move expr_const_operands field up.
	(struct c_declspecs): Convert typespec_word, storage_class, and
	default_int_p into bitfields.
	(struct c_declarator): Move loc field up.

From-SVN: r158744

	* cfgloop.h (struct loop): Move can_be_parallel field up.
	* ipa-prop.h (struct ip_node_params): Move bitfields up.
	* tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
	down.
	(struct iv_cand): Convert pos field into a bitfield.
	* tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
	field up.
	(struct _stmt_vec_info): Shuffle fields for better packing.

From-SVN: r158743

From-SVN: r158742

From-SVN: r158741

From-SVN: r158739

	* varasm.c (IN_NAMED_SECTION): Remove guard.
	* config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
	(IN_NAMED_SECTION_P): ...this.
	(ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
	(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.

From-SVN: r158738

	* gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
	Use VOID_TYPE_P for all void type tests.  Adjust TYPE variable instead
	of shadowing it.  Fix comments.

From-SVN: r158737

From-SVN: r158734

	* cgraph.c (cgraph_create_node): Set node frequency to normal.
	(cgraph_clone_node): Copy function frequency.
	* cgraph.h (node_frequency): New enum
	(struct cgraph_node): Add.
	* final.c (rest_of_clean_state): Update.
	* lto-cgraph.c (lto_output_node): Output node frequency.
	(input_overwrite_node): Input node frequency.
	* tre-ssa-loop-ivopts (computation_cost): Update.
	* lto-streamer-out.c (output_function): Do not output function frequency.
	* predict.c (maybe_hot_frequency_p): Update and handle functions executed once.
	(cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
	attribute lookup.
	(probably_never_executed_bb_p, optimize_function_for_size_p): Update.
	(compute_function_frequency): Set noreturn functions to be executed once.
	(choose_function_section): Update.
	* lto-streamer-in.c (input_function): Do not input function frequency.
	* function.c (allocate_struct_function): Do not initialize function frequency.
	* function.h (function_frequency): Remove.
	(struct function): Remove function frequency.
	* ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
	(try_update): Update.
	* tree-inline.c (initialize_cfun): Do not update function frequency.
	* passes.c (pass_init_dump_file): Update.
	* i386.c (ix86_compute_frame_layout): Update.
	(ix86_pad_returns): Update.

From-SVN: r158732

2010-04-26  Richard Guenther  <rguenther@suse.de>

	* lto.c (lto_fixup_type): Deal with non-type TYPE_CONTEXT.

	* gcc.dg/lto/20100426_0.c: New testcase.

From-SVN: r158729

	PR tree-optimization/43833
	* tree-vrp.c (range_int_cst_p): New.
	(range_int_cst_singleton_p): New.
	(extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
	when both operands are constants.  Use range_int_cst_p in
	BIT_IOR_EXPR case.

	testsuite/
	PR tree-optimization/43833
	gcc.dg/Warray-bounds-8.c: New test case.

From-SVN: r158727

From-SVN: r158724

2010-04-26  Richard Guenther  <rguenther@suse.de>

	PR lto/43080
	* gimple.c (gimple_decl_printable_name): Deal gracefully
	with a NULL DECL_NAME.

	* g++.dg/lto/20100423-3_0.C: New testcase.

From-SVN: r158723

2010-04-26  Richard Guenther  <rguenther@suse.de>

	PR lto/42425
	* tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
	if emitting debug information and it is either a function
	or a namespace decl.

	* g++.dg/lto/20100423-2_0.C: New testcase.

From-SVN: r158722

tree-vectorizer.h (struct _stmt_vec_info): Add new field to determine if the statement is vectorizable...


	* tree-vectorizer.h (struct _stmt_vec_info): Add new field to 
	determine if the statement is vectorizable, and a macro to 
	access it.
	* tree-vect-data-refs.c (vect_analyze_data_ref_dependence): 
	Skip statements that can't be vectorized. If the analysis 
	fails, mark the statement as unvectorizable if vectorizing 
	basic block.
	(vect_compute_data_refs_alignment): Likewise.
	(vect_verify_datarefs_alignment): Skip statements marked as 
	unvectorizable. Add print.
	(vect_analyze_group_access): Skip statements that can't be 
	vectorized. If the analysis fails, mark the statement as 
	unvectorizable if vectorizing basic block.
	(vect_analyze_data_ref_accesses, vect_analyze_data_refs): 
	Likewise.
	* tree-vect-stmts.c (vectorizable_store): Fix the number of 
	generated stmts for SLP.
	(new_stmt_vec_info): Initialize the new field.
	* tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize 
	statements marked as unvectorizable.

From-SVN: r158719

	* lto.h (lto_elf_file_open): Rename prototype from this ...
	(lto_obj_file_open): ... to this.
	(lto_elf_file_close): Likewise ...
	(lto_obj_file_close): ... and likewise.
	(lto_elf_build_section_table): Likewise ...
	(lto_obj_build_section_table): ... and likewise.
	(lto_elf_begin_section): Likewise ...
	(lto_obj_begin_section): ... and likewise.
	(lto_elf_append_data): Likewise ...
	(lto_obj_append_data): ... and likewise.
	(lto_elf_end_section): Likewise ...
	(lto_obj_end_section): ... and likewise.
	* lto.c (lto_file_read): Update references to the above.
	(lto_wpa_write_files): Likewise.
	(lto_read_all_file_options): Likewise.
	(read_cgraph_and_symbols): Likewise.
	* lto-lang.c (LANG_HOOKS_BEGIN_SECTION): Likewise.
	(LANG_HOOKS_APPEND_DATA): Likewise.
	(LANG_HOOKS_END_SECTION): Likewise.
	* lto-elf.c (lto_elf_file_open): Rename from this ...
	(lto_obj_file_open): ... to this, updating any references.
	(lto_elf_file_close): Likewise ...
	(lto_obj_file_close): ... and likewise.
	(lto_elf_build_section_table): Likewise ...
	(lto_obj_build_section_table): ... and likewise.
	(lto_elf_begin_section): Likewise ...
	(lto_obj_begin_section): ... and likewise.
	(lto_elf_append_data): Likewise ...
	(lto_obj_append_data): ... and likewise.
	(lto_elf_end_section): Likewise ...
	(lto_obj_end_section): ... and likewise.

From-SVN: r158718

From-SVN: r158717

2010-04-25  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/xml/manual/status_cxx200x.xml: Update Threads status.
	* doc/html/manual/status.html: Regenerate.

From-SVN: r158713

From-SVN: r158712