From-SVN: r189289

	* config/s390/s390-protos.h (s390_expand_movmem)
	(s390_expand_cmpmem): Add return value.
	* config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
	Return FALSE to use the library function in some cases.
	* config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
	helper functions.

From-SVN: r189288

2012-07-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config.gcc: Enable ifunc attribute by default on s390 and s390x.

From-SVN: r189287

gcc/
	* expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
	* stmt.c (dump_case_nodes): New.
	(expand_case): Split out code generation parts into new functions.
	(expand_switch_as_decision_tree_p): Split out from expand_case.
	(emit_case_decision_tree): Likewise.
	(emit_case_dispatch_table): Likewise.

testsuite/
	* gcc.c-torture/compile/20000326-1.c: Fix to not optimize to empty.

From-SVN: r189285

gcc/testsuite:
	* gcc.target/arm/fma.c: New testcase.
	* gcc.target/arm/fma.h: Likewise.
	* gcc.target/arm/fma-sp.c: Likewise.

From-SVN: r189284

	* gcc/config/arm/iterators.md (SDF): New mode iterator.
	(V_if_elem): Add support for SF and DF modes.
	(V_reg): Likewise.
	(F_constraint): New mode iterator attribute.
	(F_fma_type): Likewise.
	config/arm/vfp.md (fma<SDF:mode>4): New pattern.
	(*fmsub<SDF:mode>4): Likewise.
	(*fmnsub<SDF:mode>4): Likewise.
	(*fmnadd<SDF:mode>4): Likewise.
	* gcc/testsuite/gcc.target/arm/fma-sp.c: New testcase.
	* gcc/testsuite/gcc.target/arm/fma.c: Likewise.
	* gcc/testsuite/gcc.target/arm/fma.h: Likewise.

From-SVN: r189283

	* expmed.c (expand_mult): Initialize coeff and is_neg.

java/ChangeLog:

	* jcf-io.c (read_zip_member): Initialize d_stream.

fortran/ChangLog:

	PR fortran/53449
	* parse.c (gfc_parse_file): Initialize errors_before.

From-SVN: r189281

libgomp.texi (Library Index): Renamed from "Index" to prevent conflict with index.html on case-insensitive...

2012-07-04  Sandra Loosemore <sandra@codesourcery.com>

	libgomp/
	* libgomp.texi (Library Index): Renamed from "Index" to prevent
	conflict with index.html on case-insensitive file systems.

From-SVN: r189278

From-SVN: r189277

From-SVN: r189272

	* config/sh/predicates.md (zero_extend_operand): New predicate.
	* config/sh/sh.md (zero_extendhisi2): Simplify by using new
	zero_extend_operand predicate.
	(zero_extendqisi2): Likewise.

From-SVN: r189269

	PR libstdc++/53830
	* include/std/condition_variable (condition_variable_any::wait):
	Move _Unlock type to class scope.
	(condition_variable_any::wait_until): Reuse it.
	* testsuite/30_threads/condition_variable_any/53830.cc: New.

From-SVN: r189268

	PR c++/53848
	* decl.c (build_enumerator): Don't use build_lang_decl_loc.

From-SVN: r189267

	PR middle-end/53321
	* ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
	to not call cgraph_propagate_frequency if something was changed.

testsuite/ChangLog:

	PR middle-end/53321
	* g++.dg/torture/pr53321.C: New test.

From-SVN: r189261

2012-07-04  Richard Guenther  <rguenther@suse.de>

	PR middle-end/53433
	* gimple-fold.c (get_base_constructor): Do not return an
	error_mark_node DECL_INITIAL.

From-SVN: r189260

config/
2012-07-04  Tristan Gingold  <gingold@adacore.com>

	* isl.m4 (ISL_CHECK_VERSION): Set to yes if cross-compiling.
	Fix comments.

2012-07-04  Tristan Gingold  <gingold@adacore.com>

	* configure: Regenerate.

From-SVN: r189257

re PR middle-end/53844 (GCC generates suboptimal code for unused members of classes in some cases on multiple targets.)

2012-07-04  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/53844
	* tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
	the loop virtual PHI.

	* g++.dg/tree-ssa/pr53844.C: New testcase.

From-SVN: r189256

re PR middle-end/53849 (ICE: in add_referenced_var_1, at tree-dfa.c:567 with -O2 -ftree-parallelize-loops=2 -fno-tree-loop-im)

2012-07-04  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/53849
	* tree-cfg.c (move_stmt_op): Only call add_referenced_var
	for duplicated locals.  Use add_referenced_var_1 to avoid
	pushing/popping cfun.

	* gcc.dg/pr53849.c: New testcase.

From-SVN: r189255

        * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
        * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
        prototype.
        * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
        as i386_pe_reloc_rw_mask.

From-SVN: r189254

2012-07-04  Richard Guenther  <rguenther@suse.de>

	* tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
	as in free_lang_data_in_type.

From-SVN: r189252

2012-07-04  Tobias Grosser <tobias@grosser.es>
	Michael Matz  <matz@suse.de>

	* Makefile.in (OBJS): Add graphite-optimize-isl.o.
	(graphite-optimize-isl.o): Add dependencies.
	* common.opt (floop-nest-optimize): New flag.
	* doc/invoke.texi (floop-nest-optimize): Document.
	* graphite-dependences.c (compute_deps): Export.
	* graphite-poly.h (compute_deps): Declare.
	* graphite-optimize-isl.c: New file.
	* graphite-poly.c (apply_poly_transforms): Run the loop
	nest optimizer.
	* tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
	if -floop-nest-optimize is enabled.

Co-Authored-By: Michael Matz <matz@suse.de>

From-SVN: r189249

2012-07-04  Matthias Klose  <doko@ubuntu.com>

        * testsuite/28_regex/headers/04_header: Remove empty directory.
        * testsuite/28_regex/algorithms/02_match: Likewise.

From-SVN: r189248

From-SVN: r189245

	* config/sh/predicates.md (logical_and_operand): New predicate.
	* config/sh/constraints.md (Jmb, Jmw): New constraints.
	* config/sh/sh.md (andsi3): Move expander above insns.  Add handling
	of 0xFFFF constant.  Use logical_and_operand predicate and
	satisfies_constraint_Jmb, satisfies_constraint_Jmw.
	(*andsi3_compact): Make it an insn_and_split.  Use
	logical_and_operand predicate.  Add Jmb,Jmw alternatives.

From-SVN: r189241

2012-07-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/53840
	* include/std/ratio (ratio_multiply, ratio_divide, ratio_add,
	ratio_subtract): Use template aliases.
	* include/std/chrono (duration<>::duration(const duration<>&),
	duration_cast): Adjust.
	* testsuite/20_util/ratio/operations/53840.cc: New.
	* testsuite/20_util/duration/requirements/typedefs_neg1.cc: Adjust.
	* testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
	* testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
	* testsuite/20_util/ratio/operations/ops_overflow_neg.cc: Likewise.

From-SVN: r189239

	PR c++/53826
	* tree.c (build_zero_cst): Handle NULLPTR_TYPE.

From-SVN: r189238

	* config/mep/mep.c (mep_reorg_regmove): Use
	next_nonnote_non_debug_insn to advance to the next insn.  Do not
	expect delete_insn to return an rtx.

From-SVN: r189234

install.texi (CLooG): Clarify how CLooG needs to be configured and that it needs to be built against...

2012-07-03  Richard Guenther  <rguenther@suse.de>

	* doc/install.texi (CLooG): Clarify how CLooG needs to be
	configured and that it needs to be built against ISL 0.10.

From-SVN: r189228

	PR c++/53812
	* semantics.c (finish_goto_stmt): Surround computed goto argument
	with CLEANUP_POINT_EXPR if needed.

	* g++.dg/ext/label14.C: New test.

From-SVN: r189225

	* config/i386/i386.c (ix86_option_override_internal): Fix wrong
	code model string in the error message.

From-SVN: r189219

re PR target/53811 (ICE: in insn_default_length, at config/i386/i386.md:529 (unrecognizable insn) with -mcmodel=large)

	PR target/53811
	* config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
	sibcall_insn_operand.  Move it to a temporary register if not.

testsuite/ChangLog:

	PR target/53811
	* g++.dg/other/pr53811.C: New test.

From-SVN: r189218

2012-07-03  Richard Guenther  <rguenther@suse.de>

	* Makfile.def (isl): Remove not necessary extra_exports and
	extra_make_flags.
	(cloog): Use $$CPPFLAGS instead of ${CPPFLAGS}.
	* Makefile.in: Regenerated.

From-SVN: r189212

	PR target/28896
	* config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
	if !TARGET_68020.

testsuite/
	* gcc.target/m68k/stack-limit-1.c: New testcase.

From-SVN: r189210

2012-07-03  Richard Guenther  <rguenther@suse.de>

	config/
	* cloog.m4: Remove debugging print.

	* Makefile.def (cloog): Add V=1 to extra_make_flags.
	* configure.ac: If either the ISL or the CLooG check failed
	do not try to build in-tree versions.
	* Makefile.in: Regenerated.
	* configure: Regenerated.

From-SVN: r189209

	toplevel:
	* configure: Regenerate.

	config:
	* isl.m4 (ISL_CHECK_VERSION): Add -lisl to LIBS, not LDFLAGS.

From-SVN: r189207

	* gcc-interface/trans.c (Call_to_gnu): Robustify test for function case
	if the CICO mechanism is used.

From-SVN: r189204

utils2.c (build_simple_component_ref): Do not look through an extension if the type contains a placeholder.

	* gcc-interface/utils2.c (build_simple_component_ref): Do not look
	through an extension if the type contains a placeholder.

From-SVN: r189202

exp_disp.adb (Expand_Dispatching_Call): Propagate the convention on the designated subprogram type and also set...

	* exp_disp.adb (Expand_Dispatching_Call): Propagate the convention on
	the designated subprogram type and also set Is_Dispatch_Table_Entity.
	(Expand_Interface_Thunk): Propagate the convention on the thunk.
	(Set_CPP_Constructors_Old): Set Is_Constructor and Convention_CPP on
	the internal view of the constructors.
	(Set_CPP_Constructors): Likewise.
	* sem_prag.adb (Analyze_Pragma) <Pragma_CPP_Constructor>: Set the
	convention on the function.
	* gcc-interface/gigi.h (is_cplusplus_method): Declare.
	* gcc-interface/decl.c (Has_Thiscall_Convention): New macro.
	(gnat_to_gnu_entity) <E_Subprogram_Type>: Test it to set the `thiscall'
	calling convention
	(get_minimal_subprog_decl): Likewise.
	(is_cplusplus_method): New predicate.
	* gcc-interface/trans.c (Attribute_to_gnu) <Attr_Access>: Issue an
	error on access to C++ constructor or member function.

From-SVN: r189199

	* gcc-interface/utils.c (gnat_pushdecl): Set TYPE_CONTEXT for types
	attached to a TYPE_DECL.

From-SVN: r189195

gcc/

2012-07-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.

libgomp/

2012-07-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/linux/x86/futex.h (cpu_relax): Use __builtin_ia32_pause.
	* testsuite/libgomp.c/sort-1.c (busy_wait): Ditto.

libitm/

2012-07-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/x86/target.h (cpu_relax): Use __builtin_ia32_pause.

From-SVN: r189194