2010-07-08  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/44831
	* tree-ssa-phiprop.c (phiprop_insert_phi): Properly build
	a MEM_REF preserving TBAA info of the original dereference.
	Dereference the original pointer if the address is not
	invariant.
	(propagate_with_phi): Fixup type checks wrt MEM_REFs.  Require
	at least one invariant address that we are going to dereference.

	* gcc.c-torture/compile/pr44831.c: New testcase.
	* gcc.dg/tree-ssa/pr21463.c: Adjust.

From-SVN: r161950

re PR tree-optimization/44861 (internal compiler error: in vectorizable_load, at tree-vect-stmts.c:3812)

2010-07-08  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/44861
	* tree-vect-stmts.c (vectorizable_store): Preserve TBAA
	information when building MEM_REFs.
	(vectorizable_load): Likewise.
	* tree-vect-data-refs.c (vect_setup_realignment): Likewise.

	* g++.dg/vect/pr44861.cc: New testcase.

From-SVN: r161949

From-SVN: r161948

From-SVN: r161947

2010-07-08  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
	New function.
	(valueize_refs): Call it.

From-SVN: r161946

2010-07-08  Richard Guenther  <rguenther@suse.de>

	PR rtl-optimization/44838
	* tree-ssa-alias.c (indirect_refs_may_alias_p): When not in
	SSA form do not use pointer equivalence.

From-SVN: r161945

	* dwarf2out.c (AT_linkage_name): Delete.
	(add_linkage_attr): New function.
	(add_linkage_name): Call it to emit the linkage attribute.
	(dwarf2out_finish): Likewise.
	(move_linkage_attr): Explicitly accept both attribute variants.

From-SVN: r161944

2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* toplev.h: Do not include diagnostic-core.h.
	Include diagnostic-core.h in every file that includes toplev.h.
	* c-tree.h: Do not include toplev.h.
	* pretty-print.h: Update comment.
	* Makefile.in: Update dependencies.
	* alias.c: Include diagnostic-core.h in every file that includes
	toplev.h.
	* attribs.c: Likewise.
	* auto-inc-dec.c: Likewise.
	* bb-reorder.c: Likewise.
	* bt-load.c: Likewise.
	* caller-save.c: Likewise.
	* calls.c: Likewise.
	* cfg.c: Likewise.
	* cfganal.c: Likewise.
	* cfgbuild.c: Likewise.
	* cfgcleanup.c: Likewise.
	* cfghooks.c: Likewise.
	* cfgloop.c: Likewise.
	* combine.c: Likewise.
	* config/alpha/alpha.c: Likewise.
	* config/arc/arc.c: Likewise.
	* config/arm/arm.c: Likewise.
	* config/arm/pe.c: Likewise.
	* config/avr/avr.c: Likewise.
	* config/bfin/bfin.c: Likewise.
	* config/cris/cris.c: Likewise.
	* config/crx/crx.c: Likewise.
	* config/darwin-c.c: Likewise.
	* config/darwin.c: Likewise.
	* config/fr30/fr30.c: Likewise.
	* config/frv/frv.c: Likewise.
	* config/h8300/h8300.c: Likewise.
	* config/host-darwin.c: Likewise.
	* config/i386/i386.c: Likewise.
	* config/i386/netware.c: Likewise.
	* config/i386/nwld.c: Likewise.
	* config/i386/winnt-cxx.c: Likewise.
	* config/i386/winnt-stubs.c: Likewise.
	* config/i386/winnt.c: Likewise.
	* config/ia64/ia64-c.c: Likewise.
	* config/ia64/ia64.c: Likewise.
	* config/iq2000/iq2000.c: Likewise.
	* config/lm32/lm32.c: Likewise.
	* config/m32c/m32c-pragma.c: Likewise.
	* config/m32c/m32c.c: Likewise.
	* config/m32r/m32r.c: Likewise.
	* config/m68hc11/m68hc11.c: Likewise.
	* config/m68k/m68k.c: Likewise.
	* config/mcore/mcore.c: Likewise.
	* config/mep/mep-pragma.c: Likewise.
	* config/mep/mep.c: Likewise.
	* config/mmix/mmix.c: Likewise.
	* config/mn10300/mn10300.c: Likewise.
	* config/moxie/moxie.c: Likewise.
	* config/pa/pa.c: Likewise.
	* config/pdp11/pdp11.c: Likewise.
	* config/picochip/picochip.c: Likewise.
	* config/rs6000/rs6000-c.c: Likewise.
	* config/rs6000/rs6000.c: Likewise.
	* config/rx/rx.c: Likewise.
	* config/s390/s390.c: Likewise.
	* config/score/score.c: Likewise.
	* config/score/score3.c: Likewise.
	* config/score/score7.c: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sh/symbian-base.c: Likewise.
	* config/sh/symbian-c.c: Likewise.
	* config/sh/symbian-cxx.c: Likewise.
	* config/sol2-c.c: Likewise.
	* config/sol2.c: Likewise.
	* config/sparc/sparc.c: Likewise.
	* config/spu/spu.c: Likewise.
	* config/stormy16/stormy16.c: Likewise.
	* config/v850/v850-c.c: Likewise.
	* config/v850/v850.c: Likewise.
	* config/vax/vax.c: Likewise.
	* config/vxworks.c: Likewise.
	* config/xtensa/xtensa.c: Likewise.
	* convert.c: Likewise.
	* cse.c: Likewise.
	* cselib.c: Likewise.
	* dbgcnt.c: Likewise.
	* dbxout.c: Likewise.
	* ddg.c: Likewise.
	* dominance.c: Likewise.
	* emit-rtl.c: Likewise.
	* explow.c: Likewise.
	* expmed.c: Likewise.
	* fixed-value.c: Likewise.
	* fold-const.c: Likewise.
	* fwprop.c: Likewise.
	* gcse.c: Likewise.
	* ggc-common.c: Likewise.
	* ggc-page.c: Likewise.
	* ggc-zone.c: Likewise.
	* gimple-low.c: Likewise.
	* gimplify.c: Likewise.
	* graph.c: Likewise.
	* haifa-sched.c: Likewise.
	* ifcvt.c: Likewise.
	* implicit-zee.c: Likewise.
	* integrate.c: Likewise.
	* ira-build.c: Likewise.
	* ira-color.c: Likewise.
	* ira-conflicts.c: Likewise.
	* ira-costs.c: Likewise.
	* ira-lives.c: Likewise.
	* ira.c: Likewise.
	* lists.c: Likewise.
	* loop-doloop.c: Likewise.
	* loop-iv.c: Likewise.
	* lto-opts.c: Likewise.
	* lto-symtab.c: Likewise.
	* main.c: Likewise.
	* modulo-sched.c: Likewise.
	* optabs.c: Likewise.
	* params.c: Likewise.
	* plugin.c: Likewise.
	* postreload-gcse.c: Likewise.
	* postreload.c: Likewise.
	* predict.c: Likewise.
	* profile.c: Likewise.
	* real.c: Likewise.
	* regcprop.c: Likewise.
	* reginfo.c: Likewise.
	* regmove.c: Likewise.
	* reorg.c: Likewise.
	* resource.c: Likewise.
	* rtl.c: Likewise.
	* rtlanal.c: Likewise.
	* sched-deps.c: Likewise.
	* sched-ebb.c: Likewise.
	* sched-rgn.c: Likewise.
	* sdbout.c: Likewise.
	* sel-sched-dump.c: Likewise.
	* sel-sched-ir.c: Likewise.
	* simplify-rtx.c: Likewise.
	* stmt.c: Likewise.
	* stor-layout.c: Likewise.
	* store-motion.c: Likewise.
	* targhooks.c: Likewise.
	* tree-cfg.c: Likewise.
	* tree-cfgcleanup.c: Likewise.
	* tree-dump.c: Likewise.
	* tree-eh.c: Likewise.
	* tree-inline.c: Likewise.
	* tree-nomudflap.c: Likewise.
	* tree-object-size.c: Likewise.
	* tree-optimize.c: Likewise.
	* tree-outof-ssa.c: Likewise.
	* tree-phinodes.c: Likewise.
	* tree-profile.c: Likewise.
	* tree-ssa-ccp.c: Likewise.
	* tree-ssa-coalesce.c: Likewise.
	* tree-ssa-live.c: Likewise.
	* tree-ssa-loop-niter.c: Likewise.
	* tree-ssa-loop-prefetch.c: Likewise.
	* tree-ssa-loop.c: Likewise.
	* tree-ssa-structalias.c: Likewise.
	* tree-ssa-uninit.c: Likewise.
	* tree-ssa.c: Likewise.
	* tree-vect-data-refs.c: Likewise.
	* tree-vect-loop-manip.c: Likewise.
	* tree-vect-loop.c: Likewise.
	* tree-vect-patterns.c: Likewise.
	* tree-vect-stmts.c: Likewise.
	* tree-vrp.c: Likewise.
	* varasm.c: Likewise.
	* vec.c: Likewise.
	* web.c: Likewise.
	* xcoffout.c: Likewise.

c-family/
	* c-common.h: Include diagnostic-core.h. Error if already
	included.
	* c-semantics.c: Do not define GCC_DIAG_STYLE here.
cp/
	* cp-tree.h: Do not include toplev.h.
	
java/
	* boehm.c: Include diagnostic-core.h in every file that includes
	toplev.h.
	* class.c: Likewise.
	* constants.c: Likewise.
	* decl.c: Likewise.
	* except.c: Likewise.
	* expr.c: Likewise.
	* jcf-parse.c: Likewise.
	* mangle.c: Likewise.
	* mangle_name.c: Likewise.
	* resource.c: Likewise.
	* typeck.c: Likewise.
	* verify-glue.c: Likewise.
ada/
	* gcc-interface/utils.c: Include diagnostic-core.h in every file
	that includes toplev.h.
lto/
	* lto-coff.c: Include diagnostic-core.h in every file that
	includes toplev.h.
	* lto-elf.c: Likewise.
	* lto-lang.c: Likewise.
	* lto-macho.c: Likewise.

From-SVN: r161943

	PR middle-end/44828
	* gcc.c-torture/execute/pr44828.x: New file.

From-SVN: r161942

From-SVN: r161941

gcc/
	* gengtype.c (write_field_root): New function.
	(write_root): Use it.

From-SVN: r161937

	* lto-elf.c (ELFOSABI_NONE, ELFOSABI_LINUX): Define if not defined.
	(validate_file): Allow merging of ELFOSABI_NONE with ELFOSABI_LINUX
	objects.

From-SVN: r161935

	* g++.dg/ext/altivec-2.C: Add -Wno-unused-but-set-variable to
	dg-options.
	* g++.dg/ext/altivec-17.C: Adjust error message.

From-SVN: r161931

thumb2.md (peephole2 to convert zero_extract/compare of lowest bits to lshift/compare): Add a missing line.

2010-07-07  Wei Guozhi  <carrot@google.com>
	* config/arm/thumb2.md (peephole2 to convert zero_extract/compare
	of lowest bits to lshift/compare): Add a missing line.

From-SVN: r161930

2010-07-07  Wei Guozhi  <carrot@google.com>

        * config/arm/thumb2.md (peephole2 to convert zero_extract/compare
        of lowest bits to lshift/compare): New.

From-SVN: r161929

gcc
	* doc/tm.texi: Update.
	* doc/tm.texi.in (SDB and DWARF) <TARGET_WANT_DEBUG_PUB_SECTIONS>:
	Add @hook.
	* target.def (want_debug_pub_sections): New hook.
	* config/darwin.h (TARGET_WANT_DEBUG_PUB_SECTIONS): Define.
	* dwarf2out.c (add_pubname_string): Check
	targetm.want_debug_pub_sections.
	(add_pubname): Likewise.
	(add_pubtype): Likewise.
gcc/testsuite
	* g++.dg/debug/dwarf2/pubnames-1.C: Make darwin-specific.

From-SVN: r161924

	* genautomata.c (output_automata_list_min_issue_delay_code):
	Correctly decompress min_issue_delay.

From-SVN: r161923

2010-07-07   Neil Roberts <neil@linux.intel.com>

	* src/x86/sysv.S (ffi_call_SYSV): Align the stack pointer to
	16-bytes.

From-SVN: r161922

	PR rtl-optimization/44404
	* auto-inc-dec.c (find_inc): Avoid calling count_occurrences if
	possible, use reg_overlap_mentioned_p instead.

From-SVN: r161920

to TYPE_POINTER_TO field of the new type (which has fewer
arguments) was left pointing to the original type.

From-SVN: r161918

2010-07-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/44850
	* config/i386/i386.c (ix86_function_ms_hook_prologue): Revert
	revision 161876.
	(ix86_expand_prologue): Likewise.
	(ix86_handle_fndecl_attribute): Likewise.
	(ix86_asm_declare_function_name): Likewise.
	* config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
	* config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
	(SUBTARGET_ASM_DECLARE_FUNCTION_NAME): Likewise.
	* config/i386/i386-protos.h (ix86_asm_declare_function_name):
	Likewise.
	* doc/extend.texi: Likewise.

From-SVN: r161911

gcc/

2010-07-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/44844
	* config/i386/i386.md (rdrand<mode>): Changed to expand to
	retry if the carry flag isn't valid.
	(rdrand<mode>_1): New.

gcc/testsuite/

2010-07-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/44844
	* gcc.target/i386/rdrand-1.c: Scan "jnc".
	* gcc.target/i386/rdrand-2.c: Likewise.
	* gcc.target/i386/rdrand-3.c: Likewise.

From-SVN: r161910

2010-07-07  Richard Guenther  <rguenther@suse.de>

	PR middle-end/44790
	* expr.c (expand_expr_real_1): Go the POINTER_PLUS_EXPR path
	for expanding the constant offset for MEM_REFs.

From-SVN: r161907

From-SVN: r161906

2010-07-07  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-propagate.h (valid_gimple_call_p): Remove.
	* tree-ssa-propagate.c (valid_gimple_call_p): Make static.  Fix.
	* gimple.h (is_gimple_operand): Remove.
	* gimple.c (is_gimple_operand): Likewise.
	(walk_gimple_op): Fix wi->val_only setting for calls.
	* tree-cfg.c (verify_gimple_call): Fix argument validation.
	* tree-profile.c (tree_gen_ic_func_profiler): Do not create
	invalid gimple calls.

From-SVN: r161905

	* lto-cgraph.c (output_cgraph): Output toplevel asms only into first
	partition.

From-SVN: r161904

* doc/gimple.texi (GIMPLE_DEBUG): Document.
* doc/rtl.texi (Debug Information): New node.
(NOTE_INSN_VAR_LOCATION): Document.
(debug_insn): Likewise.
* doc/generic.texi (DEBUG_EXPR_DECL): Document.

From-SVN: r161899

re PR middle-end/44813 (ipa-split causes ice in ptr_deref_may_alias_decl_p, at tree-ssa-alias.c:173)

	PR middle-end/44813
	* tree-ssa-uninit.c (ssa_undefined_value_p): Result decl is defined
	for functions passed by reference.
	* tree.c (needs_to_live_in_memory): RESULT_DECL don't need to live
	in memory when passed by reference.
	* tree-ssa-ccp.c (get_default_value): Only VAR_DECL is undefined at
	beggining.
	* ipa-split.c (split_function): Cleanup way return value is passed;
	handle SSA DECL_BY_REFERENCE retvals.
	* tree-ssa.c (verify_def): Verify that RESULT_DECL is read only when
	DECL_BY_REFERENCE is set.
	* tree-ssa-structalias.c (get_constraint_for_ssa_var, get_fi_for_callee,
	find_what_p_points_to): Handle RESULT_DECL.
	* tree-inline.c (declare_return_variable): Get new entry_block argument;
	when passing by reference ensure that RESULT_DECL is gimple_val.
	(remap_gimple_op_r): Remap RESULT_DECL ssa name.
	(remap_gimple_stmt): Handle SSA DECL_BY_REFERENCE returns.
	* g++.dg/torture/pr44813.C: New testcase.
	* g++.dg/torture/pr44826.C: New testcase.

From-SVN: r161898

From-SVN: r161897

re PR rtl-optimization/44787 (internal compiler error: in reload_cse_simplify_operands, at postreload.c:395)

	PR rtl-optimization/44787
	* config/arm/arm.md (arith_shiftsi): Allow stack pointer in operand 2.
	* config/arm/thumb2.md (thumb2_arith_shiftsi): Likewise.

testsuite/
	PR rtl-optimization/44787
	* gcc.c-torture/compile/pr44788.c: New test.
	* gcc.target/arm/pr44788.c: New test.

From-SVN: r161893

2010-07-06  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/xml/manual/status_cxx200x.xml: Add some missing features.
	* doc/html/*: Regenerate.

From-SVN: r161892

From-SVN: r161891

	* gcc.target/powerpc/ppu-intrinsics.c: Add -Wno-unused-but-set-variable
	to dg-options.

From-SVN: r161890

2010-07-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/44742
        * array.c (gfc_expand_constructor): Add optional diagnostic.
        * gfortran.h (gfc_expand_constructor): Update prototype.
        * expr.c (gfc_simplify_expr, check_init_expr,
        gfc_reduce_init_expr): Update gfc_expand_constructor call.
        * resolve.c (gfc_resolve_expr): Ditto.

2010-07-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/44742
        * gfortran.dg/parameter_array_init_6.f90: New.
        * gfortran.dg/initialization_20.f90: Update dg-error.
        * gfortran.dg/initialization_24.f90: Ditto.

From-SVN: r161888

2010-07-06  Tobias Burnus  <burnus@net-b.de>

        * trans-decl.c: Include diagnostic-core.h besides toplev.h.
        * trans-intrinsic.c: Ditto.
        * trans-types.c: Ditto.
        * convert.c: Include diagnostic-core.h instead of toplev.h.
        * options.c: Ditto.
        * trans-array.c: Ditto.
        * trans-const.c: Ditto.
        * trans-expr.c: Ditto.
        * trans-io.c: Ditto.
        * trans-openmp.c: Ditto.
        * trans.c: Ditto.

From-SVN: r161885

2010-07-06  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/PR44693
	* check.c (dim_rank_check):  Also check intrinsic functions.
	Adjust permissible rank for functions which reduce the rank of
	their argument.  Spread is an exception, where DIM can
	be one larger than the rank of array.

2010-07-06  Thomas Koenig  <tkoenig@gcc.gnu.org>
	PR fortran/PR44693
	* gfortran.dg/dim_range_1.f90:  New test.
	* gfortran.dg/minmaxloc_4.f90:  Remove invalid test.

From-SVN: r161884

re PR c++/44703 ([C++0x] List initialization fail if parameter is typedef name for the std::initializer_list)

	PR c++/44703
	* call.c (is_std_init_list): Look through typedefs.

From-SVN: r161880

	PR c++/44778
	* init.c (build_offset_ref): If scope isn't dependent,
	don't exit early.  Look at TYPE_MAIN_VARIANT.
	* pt.c (tsubst_copy) [OFFSET_REF]: Do substitution.

From-SVN: r161879

From-SVN: r161878

	* lto-symtab.c (lto_cgraph_replace_node): Handle aliases.
	(lto_symtab_resolve_can_prevail_p): Also alias of cgraph node
	with body can prevail.
	(lto_symtab_resolve_symbols): Use cgraph_get_node_or_alias.
	(lto_symtab_merge_cgraph_nodes_1): Do not remove nodes from aliases.
	* cgraph.c (cgraph_get_node_or_alias): New function.
	* cgraph.h (cgraph_get_node_or_alias): Declare.

From-SVN: r161877