PR go/56320
runtime: Support Solaris AMD64 in lfstack.
The address space layout is similar on SPARC64 and AMD64 when
running Solaris.

From-SVN: r196179

	PR tree-optimization/56265
	* ipa-prop.c (ipa_make_edge_direct_to_target): Fixup callgraph when target is
	referenced for firs ttime.
	* testsuite/g++.dg/ipa/devirt-11.C: New testcase.

From-SVN: r196177

2013-02-20  Richard Biener  <rguenther@suse.de>

	* tree-call-cdce.c (tree_call_cdce): Do not remove unused locals.
	* tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Likewise.
	* tree-ssa-dce.c (perform_tree_ssa_dce): Likewise.
	* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do
	not return anything.
	(rename_ssa_copies): Do not remove unused locals.
	* tree-ssa-ccp.c (do_ssa_ccp): Likewise.
	* tree-ssanames.c (pass_release_ssa_names): Remove unused
	locals first.
	* passes.c (execute_function_todo): Do not schedule unused locals
	removal if cleanup_tree_cfg did something.
	* tree-ssa-live.c (remove_unused_locals): Dump statistics
	about the number of removed locals.

	* gcc.dg/tree-ssa/forwprop-8.c: Adjust.

From-SVN: r196174

2013-02-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56398
	* tree-vect-loop-manip.c (adjust_debug_stmts): Skip
	SSA default defs.

From-SVN: r196172

2013-02-20  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/55334
	* ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to
	restricted pointers to arrays.

From-SVN: r196171

2013-02-20  Richard Biener  <rguenther@suse.de>
	Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56396
	* tree-ssa-ccp.c (n_const_val): New static variable.
	(get_value): Return NULL for SSA names we don't have a lattice
	entry for.
	(ccp_initialize): Initialize n_const_val.
	* tree-ssa-copy.c (n_copy_of): New static variable.
	(init_copy_prop): Initialize n_copy_of.
	(get_value): Return NULL_TREE for SSA names we don't have a
	lattice entry for.

	* gcc.dg/pr56396.c: New testcase.

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

From-SVN: r196170

2013-02-20  Martin Jambor  <mjambor@suse.cz>

	* ipa-cp.c (initialize_node_lattices): Fix dumping condition.

From-SVN: r196169

2013-02-20  Richard Biener  <rguenther@suse.de>

	* genpreds.c (write_lookup_constraint): Do not compare first
	letter of the constraint again.

From-SVN: r196167

2013-02-20  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-ivopts.c (alloc_use_cost_map): Use bitmap_count_bits
	and ceil_log2.
	(get_use_iv_cost): Terminate hashtable walk when coming across
	an empty entry.

From-SVN: r196166

/cp
2013-02-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/56373
	* tree.c (maybe_warn_zero_as_null_pointer_constant): Add.
	* cvt.c (ocp_convert): Use the latter.
	(cp_convert_to_pointer): Likewise.
	* decl.c (check_default_argument): Likewise.
	* typeck.c (cp_build_binary_op): Likewise.
	* cp-tree.h (maybe_warn_zero_as_null_pointer_constant): Declare.

/testsuite
2013-02-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/56373
	* g++.dg/cpp0x/Wzero-as-null-pointer-constant-2.C: New.

From-SVN: r196165

* config/i386/i386.c (initial_ix86_tune_features): Turn on fp
  reassociation for avx2 targets.

From-SVN: r196164

2013-02-19  Benjamin Kosnik  <bkoz@redhat.com>

	* doc/doxygen/user.cfg.in: Set __cplusplus to 201103L. Change to
	_GLIBCXX_INCLUDE_AS_CXX11. DIRECTORY_GRAPH, MARKDOWN_SUPPORT,
	AUTOLINK_SUPPORT to NO. Update to doxygen 1.8.3.1.
	* include/bits/stl_pair.h: Add to utilities group.
	* include/std/tuple: Same.
	* include/std/typeindex: Same.

	* include/bits/stringfwd.h: Fix markup.
	* include/std/limits: Same.
	* include/std/type_traits: Same.
	* include/tr1/memory: Same.
	* include/tr1/regex: Same.
	* scripts/run_doxygen: Comment.
	* testsuite/20_util/uses_allocator/cons_neg.cc: Fixup line numbers.

From-SVN: r196162

From-SVN: r196161

Add support for the CLZ insn
* config/microblaze/microblaze.c: microblaze_has_clz = 0
Add version check for v8.10.a to enable microblaze_has_clz
* config/microblaze/microblaze.h: Add TARGET_HAS_CLZ as
combined version and TARGET_PATTERN_COMPARE check
* config/microblaze/microblaze.md: New clzsi2 instruction

From-SVN: r196158

*  config/microblaze/microblaze.md (call_value_intern): Check symbol is 
function before branching.

From-SVN: r196157

* config/microblaze/modsi3.S (modsi3): Fix case with 0x80000000 
as dividend.

From-SVN: r196156

	PR libquadmath/56379
	* strtod/strtod_l.c (mpn_lshift_1): Rewritten as function-like
	macro.

From-SVN: r196155

	PR target/56347
	* acinclude.m4 (LIBGFOR_CHECK_FOR_BROKEN_POWF): Remove check for
	broken powf.
	* configure.ac (LIBGFOR_CHECK_FOR_BROKEN_POWF): Likewise.
	* intrinsics/c99_functions.c: Likewise.
	* configure: Rebuilt.
	* config.h.in: Rebuilt.

From-SVN: r196139

        * sel-sched-dump.c (dump_insn_rtx_flags): Explicitly set
        DUMP_INSN_RTX_UID.
        (dump_insn_rtx_1): Pass PATTERN (insn) to str_pattern_slim.

From-SVN: r196138

re PR middle-end/55889 (ICE: in move_op_ascend, at sel-sched.c:6153 with -fschedule-insns -fselective-scheduling)

2012-02-19  Andrey Belevantsev  <abel@ispras.ru>

        PR middle-end/55889

        * sel-sched.c: Include ira.h.
        (implicit_clobber_conflict_p): New function.
        (moveup_expr): Use it.
        * Makefile.in (sel-sched.o): Depend on ira.h.

From-SVN: r196137

2013-02-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56384
	* tree-ssa-sccvn.h (struct vn_phi_s): Add type member.
	(vn_hash_type): Split out from ...
	(vn_hash_constant_with_type): ... here.
	* tree-ssa-sccvn.c (vn_phi_compute_hash): Use vn_hash_type.
	(vn_phi_eq): Compare types from vn_phi_s structure.
	(vn_phi_lookup): Populate vn_phi_s type.
	(vn_phi_insert): Likewise.

	* gcc.dg/torture/pr56384.c: New testcase.

From-SVN: r196136

	PR tree-optimization/56350
	* tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
	if haven't found reduction or nested cycle operand, rather than
	asserting we must find it.

	* gcc.dg/pr56350.c: New test.

From-SVN: r196134

	PR tree-optimization/56381
	* tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
	to fold_build3.

	* g++.dg/opt/pr56381.C: New test.

From-SVN: r196133

From-SVN: r196132

	PR target/52555
	* genopinit.c (raw_optab_handler): Use this_fn_optabs.
	(swap_optab_enable): Same.
	(init_all_optabs): Use argument instead of global.
	* tree.h (struct tree_optimization_option): New field
	target_optabs.
	* expr.h (init_all_optabs): Add argument to prototype.
	(TREE_OPTIMIZATION_OPTABS): New.
	(save_optabs_if_changed): Protoize.
	* optabs.h: Declare this_fn_optabs.
	* optabs.c (save_optabs_if_changed): New.
	Declare this_fn_optabs.
	(init_optabs): Add argument to init_all_optabs() call.
	* function.c (invoke_set_current_function_hook): Handle per
	function optabs.
	* function.h (struct function): New field optabs.
	* config/mips/mips.c (mips_set_mips16_mode): Handle when
	optimization_current_node has changed.
	* target-globals.h (save_target_globals_default_opts): Protoize.
	* target-globals.c (save_target_globals_default_opts): New.
c-family/
	* c-common.c (handle_optimize_attribute): Call
	save_optabs_if_changed.

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

From-SVN: r196129

	PR pch/54117
	* c-opts.c (c_common_post_options): If debug info is enabled
	and non-dwarf*, refuse to load PCH files and when writing PCH
	file warn.

	* lib/dg-pch.exp (pch-init, pch-finish,
	check_effective_target_pch_supported_debug): New procs.
	(dg-flags-pch): If $pch_unsupported, make tests UNSUPPORTED.
	Likewise if $pch_unsupported_debug and $flags include -g.
	Skip FAILs about missing *.gch file if $pch_unsupported_debug
	and dg-require-effective-target pch_unsupported_debug.
	* g++.dg/pch/pch.exp: Call pch-init and pch-finish.
	* objc.dg/pch/pch.exp: Likewise.
	* gcc.dg/pch/pch.exp: Likewise.
	* gcc.dg/pch/valid-1.c: Add dg-require-effective-target
	pch_unsupported_debug.
	* gcc.dg/pch/valid-1.hs: Likewise.
	* gcc.dg/pch/valid-1b.c: Likewise.
	* gcc.dg/pch/valid-1b.hs: Likewise.

Co-Authored-By: Steven Bosscher <steven@gcc.gnu.org>

From-SVN: r196124

	PR target/56347
	* config/pa/pa.c (pa_conditional_register_usage): On HP-UX, mark
	registers %fr12 and %fr12R as call used.

From-SVN: r196123

	PR target/56214
	* config/pa/predicates.md (base14_operand): Except for BLKmode, QImode
	and HImode, require all displacements to be an integer multiple of the
	mode size.
	* config/pa/pa.c (pa_legitimate_address_p): For REG+BASE addresses,
	only allow QImode and HImode when reload is in progress and strict is
	true.  Likewise for symbolic addresses.  Use base14_operand to check
	displacements in REG+BASE addresses.

From-SVN: r196122

2013-02-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56366
	* tree-vect-loop.c (get_initial_def_for_induction): Properly
	handle sign-conversion of outer-loop initial induction value.

	* gcc.dg/torture/pr56366.c: New testcase.

From-SVN: r196121

2013-02-18  Richard Biener  <rguenther@suse.de>

        PR middle-end/56349
        * gcc.dg/torture/pr56350.c: Move ...
        * gcc.dg/torture/pr56349.c: ... here.

From-SVN: r196119

2013-02-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/56350
	* cfghooks.c (merge_blocks): If we merge a latch into another
	block adjust references to it.
	* cfgloop.c (flow_loops_find): Reset latch before recomputing it.
	(verify_loop_structure): Verify that a recorded latch is in fact
	a latch.

	* gcc.dg/torture/pr56350.c: New testcase.

From-SVN: r196118

2013-02-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56321
	* tree-ssa-reassoc.c (propagate_op_to_single_use): Properly
	order SSA name release and virtual operand unlinking.

	* gcc.dg/torture/pr56321.c: New testcase.

From-SVN: r196117

From-SVN: r196115

 * config/microblaze/microblaze.md (save_stack_block): Define.
   (restore_stack_block): Likewise.

From-SVN: r196110

2013-02-17  Tobias Burnus  <burnus@net-b.de>

        * math/cacoshq.c (cacoshq): Call signbitq instead of signbit.

From-SVN: r196109

From-SVN: r196107

 * config/microblaze/linux.h (TARGET_SUPPORTS_PIC): Define as 1.
 * config/microblaze/microblaze.h (TARGET_SUPPORTS_PIC): Define as 1.
 * config/microblaze/microblaze.c (microblaze_option_override):
    Bail out early for PIC modes when target does not support PIC.
 * gcc.dg/20020312-2.c: Define MicroBlaze PIC register

From-SVN: r196104

	* config/microblaze/microblaze.c (microblaze_asm_trampoline_template): 
	Replace with a microblaze version.
	(microblaze_trampoline_init): Adapt for microblaze.
	* gcc/config/microblaze/microblaze.h (TRAMPOLINE_SIZE): Adapt for 
	microblaze.

From-SVN: r196103

gcc/
	* asan.c (get_mem_refs_of_builtin_call): White space and style
	cleanup.
	(instrument_mem_region_access): Do not forget to always put
	instrumentation of the of 'base' and 'base + len' in a "if (len !=
	0) statement, even for cases where either 'base' or 'base + len'
	are not instrumented -- because they have been previously
	instrumented.  Simplify the logic by putting all the statements
	instrument 'base + len' inside a sequence, and then insert that
	sequence right before the current insertion point.  Then, to
	instrument 'base + len', just get an iterator on that statement.
	And do not forget to update the pointer to iterator the function
	received as argument.

gcc/testsuite/

	* c-c++-common/asan/no-redundant-instrumentation-4.c: New test file.
	* c-c++-common/asan/no-redundant-instrumentation-5.c: Likewise.
	* c-c++-common/asan/no-redundant-instrumentation-6.c: Likewise.
	* c-c++-common/asan/no-redundant-instrumentation-7.c: Likewise.
	* c-c++-common/asan/no-redundant-instrumentation-8.c: Likewise.
	* c-c++-common/asan/pr56330.c: Likewise.
	* c-c++-common/asan/no-redundant-instrumentation-1.c (test1):
	Ensure the size argument of __builtin_memcpy is a constant.

Co-Authored-By: Dodji Seketeli <dodji@redhat.com>

From-SVN: r196102

/cp
2013-02-15  Jonathan Wakely  <jwakely.gcc@gmail.com>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51242
	* decl2.c (grokbitfield): Allow scoped enumeration types.

/testsuite
2013-02-15  Jonathan Wakely  <jwakely.gcc@gmail.com>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51242
	* g++.dg/cpp0x/enum23.C: New.


Co-Authored-By: Paolo Carlini <paolo.carlini@oracle.com>

From-SVN: r196100