2012-06-04  Richard Guenther  <rguenther@suse.de>

	* tree-data-ref.c (struct rdg_vertex_info): Remove.
	(rdg_vertex_for_stmt): Simplify using gimple_uid.
	(create_rdg_vertices): Pass loop argument, remove stmt to RDG index
	hashtable.   Record stmt data-references.
	(hash_stmt_vertex_info): Remove.
	(eq_stmt_vertex_info): Likewise.
	(hash_stmt_vertex_del): Likewise.
	(build_empty_rdg): Simplify.
	(build_rdg): Adjust.
	(free_rdg): Likewise.
	(ref_base_address): Remove.
	(have_similar_memory_accesses): Likewise.
	* tree-data-ref.h (create_rdg_vertices): Remove.
	(struct rdg_vertex): Add datarefs member.
	(RDGV_DATAREFS): New define.
	(RDG_DATAREFS): Likewise.
	(have_similar_memory_accesses): Remove.
	(rdg_has_similar_memory_accesses): Likewise.
	* tree-loop-distribution.c (ref_base_address): Re-implement here.
	(similar_memory_accesses): Re-implement using existing data-references.
	(tree_loop_distribution): Initialize stmt uids for the stmt to
	RDG index mapping.
	* tree-vect-loop.c (vect_create_epilog_for_reduction): Only
	access stmt vinfo for stmts in loop.

From-SVN: r188180

PR target/53461
* config/m68k/m68k.md ("tablejump"): Fix check for
CASE_VECTOR_PC_RELATIVE.

From-SVN: r188179

	* output.h (merge_weak, assemble_alias,
	initializer_constant_valid_p,
	initializer_constant_valid_for_bitfield_p): Move protos from here...
	* tree.h: ... to here.

	* cgraphclones.c: Do not include output.h.
	* gimplify.c: Likewise.
	* reload.c: Likewise.
	* recog.c: Likewise.
	* tree-ssa-loop-ivopts.c: Likewise.
	* tree-switch-conversion.c: Likewise.
	* c-parser.c: Likewise.
	* c-typeck.c: Likewise.

	* Makefile.in: Fix dependencies.

c-family/
	* c-common.c: Do not include output.h.
	* c-pragma.c: Likewise.

cp/
	* semantics.c: Do not include output.h.
	* decl2.c: Likewise.
	* friend.c: Likewise.
	* typeck.c: Likewise.
	* typeck2.c: Likewise.
	* Make-lang.in: Fix dependencies.

ada/
	* gcc-interface/utils2.c: Do not include output.h.
	* gcc-interface/Make-lang.in: Fix dependencies.

From-SVN: r188178

	PR target/46261
	* config/avr/avr-stdint.h: New file.
	* config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
	newlib-stdint.h

From-SVN: r188172

From-SVN: r188171

re PR tree-optimization/53550 (ICE with -O{1,2,3} -fprefetch-loop-arrays in build2_stat, at tree.c:3803)

	PR tree-optimization/53550
	* tree-ssa-loop-niter.c (number_of_iterations_cond): If type
	is POINTER_TYPE_P, use sizetype as step type instead of type.

	* gcc.dg/pr53550.c: New test.

From-SVN: r188169

2012-06-04  Richard Guenther  <rguenther@suse.de>

	* tree-data-ref.c (have_similar_memory_accesses_1): Remove.
	(ref_base_address_1): Likewise.
	(remove_similar_memory_refs): Likewise.
	* tree-data-ref.h (remove_similar_memory_refs): Remove.
	* tree-loop-distribution.c (classify_partition): Do not classify
	as builtin if -ftree-loop-distribute-patterns is not enabled.
	(fuse_partitions_with_similar_memory_accesses): Inline ...
	(ldist_gen): ... here.  Fuse all non-builtin partitions if
	-ftree-loop-distribution is not enabled.  Properly return
	the number of created partitions.  Do not update SSA form here
	but ...
	(tree_loop_distribution): ... once here for the whole function.
	Only walk innermost loops, constrain loops we consider here
	further.  Do not call remove_similar_memory_refs.
	(distribute_loop): Do not check number of loop nodes here.

	* gcc.dg/tree-ssa/ldist-11.c: Enable -ftree-loop-distribute-patterns.
	* gcc.dg/tree-ssa/ldist-17.c: Likewise.
	* gcc.dg/tree-ssa/ldist-pr45948.c: Likewise.

From-SVN: r188168

From-SVN: r188166

From-SVN: r188164

	* longlong.h [SPARC] (sub_ddmmss): Fix thinko in previous 64-bit
	change.

From-SVN: r188163

From-SVN: r188160

2012-06-03  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.h (ipa_get_jf_known_type_offset): New function.
	(ipa_get_jf_known_type_base_type): Likewise.
	(ipa_get_jf_known_type_component_type): Likewise.
	(ipa_get_jf_constant): Likewise.
	(ipa_get_jf_pass_through_formal_id): Likewise.
	(ipa_get_jf_pass_through_operation): Likewise.
	(ipa_get_jf_ancestor_offset): Likewise.
	(ipa_get_jf_ancestor_type): Likewise.
	(ipa_get_jf_ancestor_formal_id): Likewise.
	(ipa_get_jf_member_ptr_pfn): Likewise.
	* ipa-prop.c (ipa_set_jf_known_type): New function.
	(ipa_set_jf_constant): Likewise.
	(ipa_set_jf_simple_pass_through): Likewise.
	(ipa_set_jf_arith_pass_through): Likewise.
	(ipa_set_ancestor_jf): Likewise.
	(fill_member_ptr_cst_jump_function): Moved up and renamed to
	ipa_set_jf_member_ptr_cst.
	(detect_type_change_1): Use the new jump function creation functions.
	(compute_complex_assign_jump_func): Likewise.
	(compute_complex_ancestor_jump_func): Likewise.
	(compute_known_type_jump_func): Likewise.
	(compute_scalar_jump_functions): Likewise.
	(compute_pass_through_member_ptrs): Likewise.
	(determine_cst_member_ptr): Likewise.
	(combine_known_type_and_ancestor_jfs): Likewise.
	(try_make_edge_direct_simple_call): Likewise.
	(try_make_edge_direct_virtual_call): Likewise.
	(update_indirect_edges_after_inlining): Likewise.
	* ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
	access functions.  Incorporat NOP_EXPR and BINFO handling from its
	callers.
	(ipa_get_jf_ancestor_result): Likewise.  Incorporate handling BINFOs
	which was in its callers.
	(ipa_value_from_jfunc): Use jump function access functions.  Some
	functionality moved to functions above.
	(propagate_vals_accross_ancestor): Likewise.
	(propagate_vals_accross_pass_through): Use jump function access
	functions.
	(propagate_accross_jump_function): Likewise.
	* ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
	access functions.
	(inline_merge_summary): Likewise.

From-SVN: r188156

re PR fortran/48831 (check.c: Constant expression (PARAMETER array element) rejected as nonconstant)

2012-06-03  Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>
            Tobias Burnus  <burnus@net-b.de>

        PR fortran/48831
        * gfortran.h (gfc_check_init_expr): Add prototype declaration
        of function.
        * check.c (kind_check): Change if condition to use
        to gfc_check_init_expr.
        * expr.c (check_init_expr): Remove forward declaration
        and static keyword. Change name in gfc_check_init_expr.

2012-06-03  Alessandro Fanfarillo  <fanfarillo.gcc@gmail.com>

        PR fortran/48831
        * gfortran.dg/parameter_array_element_2.f90: New.


Co-Authored-By: Tobias Burnus <burnus@net-b.de>

From-SVN: r188152

	* config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
	* config/pa/pa.c (pa_attr_length_millicode_call): Use
	MAX_PCREL17F_OFFSET instead of fixed offset.
	(pa_attr_length_call): Likewise.
	(pa_attr_length_indirect_call): Likewise.

From-SVN: r188151

	PR target/53512
	* sh.opt (mfsca, mfsrra): New options.
	* sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA	condition.
	(fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
	(sinssf2, cossf2): Fold expanders to ...
	(sincossf3): ... this new expander.  Use TARGET_FPU_ANY and
	TARGET_FSCA condition.
	* sh.c (sh_option_override): Handle TARGET_FSRRA and TARGET_FSCA.
	* doc/invoke.texi (SH Options): Add descriptions for -mfsca,
	-mno-fsca, -mfsrra, -mno-fsrra.

	PR target/53512
	* gcc.target/sh/pr53512-1.c: New.
	* gcc.target/sh/pr53512-2.c: New.
	* gcc.target/sh/pr53512-3.c: New.
	* gcc.target/sh/pr53512-4.c: New.

From-SVN: r188149

gcc/
2012-03-24  Matt Turner  <mattst88@gmail.com>

	* config/mips/4600.md (r4700_imul_si): New.
	(r4700_imul_di): New.
	(r4700_fmul_single): New.
	(r4700_fmul_double): New.
	* config/mips/mips-cpus.def: Add r4700.
	* config/mips/mips.c: Likewise.
	* config/mips/mips.md: Likewise.
	* config/mips/mips-tables.opt: Regenerate.

From-SVN: r188148

From-SVN: r188146

gcc/

	* config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
	new function sparc_initial_elimination_offset.
	* config/sparc/sparc.c (sparc_initial_elimination_offset): New
	function.
	* config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
	Prototype it.

From-SVN: r188142

	* expmed.c (expand_mult, choose_multiplier): Change "2 *
	HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
	* expr.c (convert_modes): Likewise.
	* explow.c (plus_constant): Likewise.
	* fixed-value.c (fixed_saturate1, fixed_saturate2)
	(do_fixed_add, do_fixed_multiply, do_fixed_multiply)
	(do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
	(do_fixed_divide, do_fixed_divide, do_fixed_divide)
	(do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
	(do_fixed_shift, fixed_convert, fixed_convert)
	(fixed_convert_from_int, fixed_convert_from_int)
	(fixed_convert_from_real): Likewise.
	* fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
	(native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
	* varasm.c (output_constructor_bitfield): Likewise.
	* tree-vrp.c (register_edge_assert_for_2): Likewise.
	* double-int.c (rshift_double, lshift_double): Likewise.
	* double-int.h (double_int_fits_in_uhwi_p, double_int, double_int): Likewise.
	* simplify-rtx.c (mode_signbit_p)
	(simplify_const_unary_operation, simplify_binary_operation_1)
	(simplify_immed_subreg): Likewise.
	* builtins.c (c_readstr, fold_builtin_bitop): Likewise.
	* tree-vect-generic.c (build_replicated_const): Likewise.
	* dbxout.c (stabstr_O): Likewise.
	* emit-rtl.c (immed_double_int_const, immed_double_const)
	(gen_lowpart_common, init_emit_once): Likewise.
	* tree.c (integer_pow2p, tree_log2, tree_floor_log2)
	(widest_int_cst_value, upper_bound_in_type): Likewise.
	* stor-layout.c (initialize_sizetypes, fixup_signed_type)
	(fixup_unsigned_type): Likewise.
	* real.c (real_to_integer2, real_from_integer): Likewise.
	* dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
	(clz_loc_descriptor, mem_loc_descriptor): Likewise.

From-SVN: r188139

	PR c++/52973
	* parser.c (cp_parser_class_head): Apply attributes here.
	* semantics.c (begin_class_definition): Not here.
	* cp-tree.h: Adjust.

From-SVN: r188137

From-SVN: r188133

re PR c++/52725 (error: "capture of non-variable" for new-expression incorrectly parsed as lambda-expression)

	PR c++/52725
	* parser.c (cp_parser_binary_expression): Bail early if we're parsing
	tentatively and the LHS has a parse error.

From-SVN: r188127

	PR middle-end/53501
	* fold-const.c (fold_binary_loc): Refine previous change.
testsuite/
	* c-c++-common/restrict-2.c: Revert previous change.

From-SVN: r188118

	PR c++/53137
	* pt.c (instantiate_class_template_1): Set LAMBDA_EXPR_THIS_CAPTURE.
	(instantiate_decl): Don't push_to_top_level for local class methods.
	(instantiate_class_template_1): Or for local classes.

From-SVN: r188117

	PR c++/53484
	* pt.c (do_auto_deduction): Don't try to deduce from a
	type-dependent initializer.

From-SVN: r188116

        * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore the
        "do {" part of the do-while(0) loop.

From-SVN: r188114

/cp
2012-06-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/26155
	* name-lookup.c (push_namespace): When error recovery is
	impossible just error out in duplicate_decls.

/testsuite
2012-06-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/26155
	* g++.dg/parse/namespace-alias-1.C: New.

From-SVN: r188113

        * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
        * gimple.h (block_in_transaction): Check for flag_tm.

From-SVN: r188112

       * config/i386/i386.c (x86_sched_reorder): New function.
       Added new function x86_sched_reorder.

From-SVN: r188107

2012-06-01  Richard Guenther  <rguenther@suse.de>

	* tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
	Handle PHIs.
	(classify_partition): Likewise.

From-SVN: r188106

2012-06-01  Richard Guenther  <rguenther@suse.de>

	* tree-loop-distribution.c (enum partition_kind): New enum.
	(struct partition_s): Add kind and main_stmt members.
	(partition_alloc): Initialize kind to PKIND_NORMAL.
	(partition_builtin_p): New function.
	(copy_loop_before): Remove failure path and assert instead.
	(generate_loops_for_partition): Likewise.
	(generate_memset_zero): Fold into ...
	(generate_memset_builtin): ... this.
	(classify_partition): New function with code from
	can_generate_builtin and generate_builtin.
	(generate_builtin): Remove.
	(can_generate_builtin): Likewise.
	(fuse_partitions_with_similar_memory_accesses): Call
	partition_builtin_p instead of can_generate_builtin.
	(rdg_build_partitions): Do not call
	fuse_partitions_with_similar_memory_accesses here...
	(ldist_gen): ... but here after classifying all partitions.
	Remove failure path of generate_code_for_partition.
	(generate_code_for_partition): Generate code according
	to partition classification.

From-SVN: r188104

2012-06-01  Manuel López-Ibáñez  <manu@gcc.gnu.org>
            Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR c++/50134
	* doc/invoke.texi (Warning Options): Explain purpose and differences
	between -Wmissing-prototypes and -Wmissing-declarations.

Co-Authored-By: Jonathan Wakely <jwakely.gcc@gmail.com>

From-SVN: r188103

2012-05-30  Christian Bruel  <christian.bruel@st.com>

	* gcc.c (save_switch): Add user_p parameter.
	(read_specs): Likewise.
	(set_specs): Likewise.
	(validate_switches): Likewise.
	(validate_switches_from_spec): Likewise.
	(validate_all_switches): Pass on user_p parameter.
	(struct spec_list): Add user_p field.
	(struct switchstr): Add known field.
	(save_switch): Add known parameter.
	(INIT_STATIC_SPEC): Initialize user_p;
	(driver_unknown_option_callbac): call save_switch if
	OPT_SPECIAL_unknown.
	(driver_handle_option): Propagate OPT_specs.
	(do_spec_1): Set validated only if known.
	(check_live_switch): Likewise.
	(validate_switches): Set validated if known or user_spec.

From-SVN: r188102

	PR ada/53517
	* gnat.dg/lto14.adb: Skip on Solaris.

From-SVN: r188100

2012-06-01  Tobias Burnus  <burnus@net-b.de>

        * intrinsics/chmod.c (chmod_func): On MinGW, don't set is_dir
        * and
        fix octal-mode handling.
        * io/unit.c (get_internal_unit): Add cast.
        * io/unix.c (min): Undef "min" before defining it.
        * runtime/backtrace.c (show_backtrace): Move label into
        ifndef __MINGW__ block.

From-SVN: r188098

	* gcc.target/cris/sync-1-v10.c,
	gcc.target/cris/sync-1-v32.c, gcc.target/cris/sync-1.c,
	gcc.target/cris/sync-2c.c, gcc.target/cris/sync-2i.c,
	gcc.target/cris/sync-2s.c, gcc.target/cris/sync-3i.c,
	gcc.target/cris/sync-3s.c, gcc.target/cris/sync-4c.c,
	gcc.target/cris/sync-4i.c, gcc.target/cris/sync-4s.c,
	gcc.target/cris/torture/sync-mis-op-i-1.c,
	gcc.target/cris/torture/sync-mis-op-i-1a.c,
	gcc.target/cris/torture/sync-mis-op-i-2.c,
	gcc.target/cris/torture/sync-mis-op-i-2a.c,
	gcc.target/cris/torture/sync-mis-op-i-3.c,
	gcc.target/cris/torture/sync-mis-op-i-3a.c,
	gcc.target/cris/torture/sync-mis-op-s-1.c,
	gcc.target/cris/torture/sync-mis-op-s-1a.c,
	gcc.target/cris/torture/sync-mis-xchg-i-1.c,
	gcc.target/cris/torture/sync-mis-xchg-i-1a.c,
	gcc.target/cris/torture/sync-mis-xchg-i-2.c,
	gcc.target/cris/torture/sync-mis-xchg-i-2a.c,
	gcc.target/cris/torture/sync-mis-xchg-i-3.c,
	gcc.target/cris/torture/sync-mis-xchg-i-3a.c,
	gcc.target/cris/torture/sync-mis-xchg-s-1.c,
	gcc.target/cris/torture/sync-mis-xchg-s-1a.c: New tests.

From-SVN: r188097

	* config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
	* config/cris/cris-protos.h: Declare it.
	* config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32] 
	(TARGET_DEFAULT): Add alignment by 32.
	[!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
	case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
	TARGET_CPU_DEFAULT == 32. 
	(TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
	* config/cris/cris.md: Include sync.md.  Avoid allocating specific
	numbers by replacing the define_constants for all UNSPECs with the
	equivalent define_c_enum construct.
	* config/cris/cris.opt (mtrap-unaligned-atomic): New option.
	* config/cris/sync.md: New file.

From-SVN: r188096

From-SVN: r188095

From-SVN: r188094

libgcc/

	* longlong.h [SPARC] (umul_ppmm, udiv_qrnnd): Use hardware integer multiply
	and divide instructions on 32-bit when V9.
	(add_ssaaaa, sub_ddmmss): Convert to branchless code on 64-bit.

From-SVN: r188090