gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle NULLPTR_TYPE similar to VOID_TYPE.

2011-05-12  Richard Guenther  <rguenther@suse.de>

* gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
until after simple checks.
(gimple_types_compatible_p): Likewise.
(iterative_hash_gimple_type): Always hash pointer targets
and function return and argument types.
(iterative_hash_canonical_type): Do not hash TYPE_QUALS,
hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
(gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
completely in the simple compare section.
(gimple_register_canonical_type): Query the cache again after
registering.

From-SVN: r173704

re PR tree-optimization/48172 (incorrect vectorization of loop in GCC 4.5.* with -O3)

2011-05-12  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/48172
* tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
the number of iterations from the segment size calculation.
(vect_create_cond_for_alias_checks): Adjust.

* gcc.dg/vect/pr48172.c: New testcase.

From-SVN: r173703

re PR debug/48967 (ICE during use_narrower_mode)

PR debug/48967
* var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
if validate_subreg fails.

* g++.dg/opt/pr48967.C: New test.

From-SVN: r173701

re PR lto/48952 (ICE in inline_merge_summary during linux kernel LTO build)

PR lto/48952
* lto.c (do_whole_program_analysis): Do not register cgraph hooks.

From-SVN: r173700

ira.c (clarify_prohibited_class_mode_regs): Prevent the function from accessing beyond the end of REGNO_REG_CLASS array by...

         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
          accessing beyond the end of REGNO_REG_CLASS array by stopping the
          loop early.

From-SVN: r173699

* zh_CN.po: Update.

From-SVN: r173697

(rx_builtins): New arrays - holds builtin functions.

(ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
created builtin into rx_builtins array.
(rx_builtin_decl): New function.
(TARGET_BUITLIN_DECL): Define.
Include gt-rx.h.

Co-Authored-By: Nick Clifton <nickc@redhat.com>
From-SVN: r173696

rx.h (HAVE_PRE_DECREMENT): Fix typo.

* config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
* config/rx/rx.c (CC_FLAG_FP): Fix comment.
(rx_is_legitimate_address): Add pre-decrement and post-increment
addressing in HImode and QImode.  Fix test for out of range
REG+INT addressing.
(rx_legitimate_constant_p): Rename ro rx_is_legitimate_constant.
(rx_align_for_label): Test label before extracting its usage
count.
(rx_adjust_insn_lengths): Fix selection of insn codes.
(TARGET_LEGITIMNATE_CONSTANT_P): Use renamed function.

Co-Authored-By: Nick Clifton <nickc@redhat.com>
From-SVN: r173695

* tree.c (type_hash_canon): Use struct tree_type_non_common.

From-SVN: r173692

Daily bump.

From-SVN: r173691

No gcc/ prefix in gcc/ChangeLog.

From-SVN: r173686

cfgrtl.c (commit_one_edge_insertion): Remove always-true test and reindent the subsequent block.

* cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
reindent the subsequent block.

From-SVN: r173685

overloads_c++0x_neg.cc: Use dg-require-cmath.

2011-05-11  Paolo Carlini  <paolo.carlini@oracle.com>

* testsuite/26_numerics/headers/cmath/overloads_c++0x_neg.cc: Use
dg-require-cmath.
* testsuite/tr1/8_c_compatibility/cmath/overloads_neg.cc: Likewise.

From-SVN: r173684

re PR c++/48948 ([C++0x] constexpr friend function cannot be defined in-class)

PR c++/48948
* semantics.c (validate_constexpr_fundecl): Defer checking if
an argument type is being defined.
(is_valid_constexpr_fn): Add defer_ok parm.
(cxx_eval_call_expression): Adjust.
(check_deferred_constexpr_decls): New.
(literal_type_p): Make sure type isn't being defined.
(ensure_literal_type_for_constexpr_object): Handle type being defined.
* cp-tree.h: Declare check_deferred_constexpr_decls.
* decl.c (grokfndecl): Call validate_constexpr_fundecl here.
(start_preparsed_function, cp_finish_decl): Not here.
* class.c (finalize_literal_type_property): Don't call
validate_constexpr_fundecl.
(finish_struct): Call check_deferred_constexpr_decls.
* pt.c (tsubst_decl): Call validate_constexpr_fundecl.
(instantiate_class_template): Call check_deferred_constexpr_decls.

From-SVN: r173683

semantics.c (validate_constexpr_fundecl): Check DECL_TEMPLATE_INFO rather than DECL_TEMPLATE_INSTANTIATION.

* semantics.c (validate_constexpr_fundecl): Check DECL_TEMPLATE_INFO
rather than DECL_TEMPLATE_INSTANTIATION.
(cxx_eval_call_expression): Likewise.

From-SVN: r173682

semantics.c (register_constexpr_fundef): Add to hash table here.

* semantics.c (register_constexpr_fundef): Add to hash table here.
(validate_constexpr_fundecl): Not here.

From-SVN: r173681

* decl.c (grokdeclarator): Only set DECL_DECLARED_CONSTEXPR_P once.

From-SVN: r173680

pt.c (build_non_dependent_expr): Don't check null_ptr_cst_p, do call maybe_constant_value in C++0x mode.

* pt.c (build_non_dependent_expr): Don't check null_ptr_cst_p,
do call maybe_constant_value in C++0x mode.
* semantics.c (cxx_eval_constant_expression): Handle TEMPLATE_DECL.

From-SVN: r173679

re PR c++/48745 ([C++0x] Segmentation fault with list-initialization, void initializers and variadics)

PR c++/48745
* pt.c (value_dependent_expr_p): Handle CONSTRUCTOR.

From-SVN: r173678

re PR fortran/48889 (f951: internal compiler error: in gfc_is_constant_expr, at fortran/expr.c:906)

2011-05-11  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48889
        * expr.c (gfc_is_constant_expr): Use e->value.function.esym
        instead of e->symtree->n.sym, if available.

2011-05-11  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48889
        * gfortran.dg/generic_24.f90: New.

From-SVN: r173674

Permit new of a function type.

From-SVN: r173672

Don't crash ranging over call to builtin function.

From-SVN: r173671

hash_load_check_resize_trigger_imp.hpp (assert_valid): Replace _GLIBCXX_DEBUG_ASSERT calls with PB_DS_DEBUG_VERIFY.

2011-05-11  François Dumont  <francois.cppdevs@free.fr>

        * include/ext/pb_ds/detail/resize_policy/
        hash_load_check_resize_trigger_imp.hpp (assert_valid): Replace
        _GLIBCXX_DEBUG_ASSERT calls with PB_DS_DEBUG_VERIFY.
        * include/ext/pb_ds/detail/binomial_heap_base_/erase_fn_imps.hpp,
        find_fn_imps.hpp, insert_fn_imps.hpp, binomial_heap_base_.hpp,
        constructors_destructor_fn_imps.hpp, split_join_fn_imps.hpp
        (PB_DS_ASSERT_VALID): Rename in PB_DS_ASSERT_VALID_COND.
        * include/ext/pb_ds/detail/debug_map_base.hpp,
        splay_tree_/splay_tree_.hpp, ov_tree_map_/ov_tree_map_.hpp,
        cc_hash_table_map_/cc_ht_map_.hpp, pat_trie_/pat_trie_.hpp,
        leaf.hpp, internal_node.hpp, gp_hash_table_map_/gp_ht_map_.hpp,
        bin_search_tree_/bin_search_tree_.hpp, list_update_map_/lu_map_.hpp,
        rb_tree_map_/rb_tree_.hpp (PB_DS_ASSERT_VALID, PB_DS_DEBUG_VERIFY,
        PB_DS_CHECK_KEY_EXISTS, PB_DS_CHECK_KEY_DOES_NOT_EXIST): Duplicate
        macro definitions move...
        * include/ext/pb_ds/detail/container_base_dispatch.hpp: ... here...
        * include/ext/pb_ds/detail/basic_tree_policy/traits.hpp: ... and here.
        * include/ext/pb_ds/detail/binary_heap_/binary_heap_.hpp,
        resize_policy.hpp, pairing_heap_/pairing_heap_.hpp,
        left_child_next_sibling_heap_/left_child_next_sibling_heap_.hpp,
        binomial_heap_/binomial_heap_.hpp, thin_heap_/thin_heap_.hpp,
        rc_binomial_heap_/rc_binomial_heap_.hpp, rc.hpp (PB_DS_ASSERT_VALID,
        PB_DS_DEBUG_VERIFY): Duplicate macro definitions move...
        * include/ext/pb_ds/detail/priority_queue_base_dispatch.hpp:
        ...here.

From-SVN: r173670

MAINTAINERS (Write After Approval): Add myself.

2011-05-11  Paul Pluzhnikov  <ppluzhnikov@google.com>

* MAINTAINERS (Write After Approval): Add myself.

From-SVN: r173669

install.texi (Configuration): Document --with-linker-hash-style.

2011-05-11  Satoru Takabayashi  <satorux@google.com>
    Paul Pluzhnikov  <ppluzhnikov@google.com>

* gcc/doc/install.texi (Configuration): Document
--with-linker-hash-style.
* gcc/gcc.c (init_spec): Handle LINKER_HASH_STYLE.
* gcc/config.in: Add LINKER_HASH_STYLE.
* gcc/configure.ac: Add --with-linker-hash-style.
* gcc/configure: Regenerate.

Co-Authored-By: Paul Pluzhnikov <ppluzhnikov@google.com>
From-SVN: r173668

don't use build_function_type in the Ada FE

don't use build_function_type in the Ada FE
* gcc-interface/utils.c (def_fn_type): Don't call build_function_type;
call build_function_type_array or build_varargs_function_type_array
instead.
(create_subprog_type): Don't call build_function_type; call
build_function_type_vec instead.

From-SVN: r173664

re PR bootstrap/48964 (LTO profiledbootstrap failure)

2011-05-11  Richard Guenther  <rguenther@suse.de>

PR middle-end/48964
* gimple.c (iterative_hash_canonical_type): Fix typo.

From-SVN: r173663

i386.c (legitimize_tls_address): Call gen_tls_dynamic_gnu2_{32,64} expanders directly for TARGET_GNU2_TLS.

* config/i386/i386.c (legitimize_tls_address)
<TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
expanders directly for TARGET_GNU2_TLS.  Determine pic and
__tls_get_addr symbol reference here.  Update call to
gen_tls_global_dynamic_{32,64} for added arguments.
<TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
expanders directly for TARGET_GNU2_TLS.  Determine
__tls_get_addr symbol reference here.  Update call to
gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
unique UNSPEC REG_EQUIV to libcall block.
(ix86_tls_get_addr): Declare static.
* config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
* config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
Do not determine pic and __tls_get_addr symbol reference here. Do not
call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
(tls_local_dynamic_base_32): Ditto for operands 1 and 2.
(tls_global_dynamic_64): Add operand 2.  Do not determine
__tls_get_addr symbol reference here.  Do not call
gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
(tls_local_dynamic_base64): Ditto for operand 1.

From-SVN: r173662

function.c (expand_function_start): Initialize stack_check_probe_note only if the generic stack checking mechanism...

* function.c (expand_function_start): Initialize stack_check_probe_note
only if the generic stack checking mechanism is used.

From-SVN: r173661

re PR tree-optimization/15256 ([tree-ssa] Optimize manual bitfield manipilation.)

2011-05-11  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/15256
* tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
(A & B) | C, combine (A op CST1) op CST2.
(tree_ssa_forward_propagate_single_use_vars): Only bother to
visit assigns that have uses.

* gcc.dg/tree-ssa/forwprop-14.c: New testcase.

From-SVN: r173659

split tree_type

split tree_type
gcc/ada/
* gcc-interface/ada-tree.h (TYPE_OBJECT_RECORD_TYPE): Use TYPE_MINVAL.
(TYPE_GCC_MIN_VALUE): Use TYPE_MINVAL.
(TYPE_GCC_MAX_VALUE): Use TYPE_MAXVAL.

gcc/cp/
* cp-tree.h (TYPENAME_TYPE_FULLNAME, TYPEOF_TYPE_EXPR): Use
TYPE_VALUES_RAW.
(UNDERLYING_TYPE_TYPE, DECLTYPE_TYPE_EXPR): Likewise.
(DECLTYPE_TYPE_ID_EXPR_OR_MEMBER_ACCESS_P): Likewise.
(TEMPLATE_TYPE_PARM_INDEX): Likewise.

gcc/
* ggc-page.c (extra_order_size_table): Use struct
tree_type_non_common.
* lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
(unpack_ts_type_common_value_fields): ...this.  Update comment.
(unpack_value_fields): Adjust for renaming.
(lto_input_ts_type_tree_pointers): Split into...
(lto_input_ts_type_common_tree_pointer): ...this and...
(lto_input_ts_type_non_common_tree_pointers): ...this.
(lto_input_tree_pointers): Adjust for above split.
* lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
(pack_ts_type_common_value_fields): ...this.  Update comment.
(lto_output_ts_type_tree_pointers): Split into...
(lto_output_ts_type_common_tree_pointers): ...this and...
(lto_output_ts_type_non_common_tree_pointers): ...this.
(lto_output_tree_pointers): Adjust for above split.
* lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
* stor-layout.c (vector_type_mode): Adjust location of mode field.
* tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
Define.
(struct tree_type): Split into...
(struct tree_type_common: ...this and...
(struct tree_type_with_lang_specific): ...this and...
(struct tree_type_non_common): ...this.  Adjust accessor macros
accordingly.
(TYPE_VALUES_RAW): Define.
(union tree_node): Update for above changes.
* tree.c (tree_node_structure_for_code) [tcc_type]: Return
TS_TYPE_NON_COMMON.
(initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
(tree_code_size) [tcc_type]: Use struct tree_type_non_common.
* treestructu.def (TS_TYPE): Remove.
(TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
Define.

gcc/java/
* java-tree.h (TYPE_ARGUMENT_SIGNATURE): Use TYPE_MINVAL.

gcc/lto/
* lto.c (lto_ft_type): Use TYPE_MINVAL and TYPE_MAXVAL.  Adjust
location of binfo field.
(lto_fixup_prevailing_decls): Likewise.

gcc/objc/
* objc-act.h (CLASS_NAME, CLASS_SUPER_NAME): Use proper accessors.
(CLASS_NST_METHODS, CLASS_CLS_METHODS): Likewise.
(PROTOCOL_NAME, PROTOCOL_NST_METHODS, PROTOCOL_CLS_METHODS): Likewise.

From-SVN: r173658

re PR debug/48159 (ICE: SIGSEGV in build2_stat (tree.c:3802) with -ftree-loop-distribution -g)

PR debug/48159
* tree-ssa.c (reset_debug_uses): New function.
* tree-flow.h (reset_debug_uses): New prototype.
* tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
* tree-loop-distribution.c (generate_loops_for_partition): Call
reset_debug_uses on the stmts that will be removed.  Keep around
all debug stmts, don't count them as bits in partition bitmap.
(generate_builtin): Don't count debug stmts or labels as bits in
partition bitmap.

* gcc.dg/pr48159-1.c: New test.
* gcc.dg/pr48159-2.c: New test.

From-SVN: r173656

gimple.c (gimple_type_hash_1): Merge with ...

2011-05-11  Richard Guenther  <rguenther@suse.de>

* gimple.c (gimple_type_hash_1): Merge with ...
(gimple_type_hash): ... this.
(gtc_visit): Remove mode parameter and simplify accordingly.
(gimple_types_compatible_p_1): Likewise.
(gimple_types_compatible_p): Likewise.
(iterative_hash_gimple_type): Likewise.
(visit): Likewise.
(gimple_type_eq): Adjust.

From-SVN: r173655

Support closing_branch_deps

From-SVN: r173654

re PR middle-end/48953 (ICE: verify_gimple failed: type mismatch in array reference with -flto and struct with vararray)

2011-05-11  Richard Guenther  <rguenther@suse.de>

PR middle-end/48953
* tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.

* gcc.dg/torture/pr48953.c: New testcase.

From-SVN: r173653

opts.c (finish_options): Move warning settings from process_options.

* opts.c (finish_options): Move warning settings from
process_options.
* toplev.c (process_options): Move warning settings to
finish_options.

From-SVN: r173651

re PR middle-end/18041 (OR of two single-bit bitfields is inefficient)

2011-05-11  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/18041
* tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
(simplify_bitwise_binary): ... this.  Handle operand conversions
by applying them to the result instead.
(tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.

* gcc.dg/tree-ssa/forwprop-13.c: New testcase.

From-SVN: r173650

gimple.c (gimple_canonical_types_compatible_p): Split out from gimple_types_compatible_p and friends.

2011-05-11  Richard Guenther  <rguenther@suse.de>

* gimple.c (gimple_canonical_types_compatible_p): Split out
from gimple_types_compatible_p and friends.  Do not recurse
to pointed-to types.
(gimple_canonical_type_eq): Use it.
(iterative_hash_canonical_type): Split out from
iterative_hash_gimple_type and friends.  Do not recurse
to pointed-to types.
(gimple_canonical_type_hash): Use it, allocate the hash here.

From-SVN: r173649

Skip DEBUG_INSNs while recognizing doloop

From-SVN: r173647

Skip DEBUG_INSN in loop-doloop.c

From-SVN: r173646

Doloop pattern for ARM

From-SVN: r173645

re PR target/47755 (VSX code generates a TOC reference to clear memory)

PR target/47755
* gcc.target/powerpc/pr47755-2.c: Require vsx_hw.

From-SVN: r173643

Daily bump.

From-SVN: r173641

make CASE_LABEL_EXPR not abuse TREE_CHAIN

make CASE_LABEL_EXPR not abuse TREE_CHAIN
* tree.def (CASE_LABEL_EXPR): Add an operand.
* tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.

From-SVN: r173633

c-decl.c (c_override_global_bindings_to_false): Remove.

* c-decl.c (c_override_global_bindings_to_false): Remove.
(global_bindings_p): Don't check
c_override_global_bindings_to_false.
* c-tree.h (c_override_global_bindings_to_false): Remove.
* c-typeck.c (composite_type): Don't set
c_override_global_bindings_to_false.

From-SVN: r173632

re PR c++/48930 ([C++0x] Invalid implicitly declared default c'tor)

PR c++/48930
* class.c (type_build_ctor_call): New.
* cp-tree.h: Declare it.
* decl.c (check_initializer): Use it instead of
TYPE_NEEDS_CONSTRUCTING.
* init.c (build_value_init, build_value_init_noctor): Likewise.
(perform_member_init, expand_aggr_init_1, build_new_1): Likewise.
(build_vec_init): Likewise.
* typeck2.c (process_init_constructor_array): Likewise.
(process_init_constructor_record): Likewise.

From-SVN: r173628

re PR c++/48736 ([C++0x] ICE during list-initialization with variadics)

PR c++/48736
* pt.c (tsubst_copy_and_build): Handle substitution of a pack
expansion producing another expansion.

From-SVN: r173627

Fixes for override/final.

* class.c (check_for_override): Diagnose final on a nonvirtual
member function, diagnose override for a virtual with no matching
override. Don't fiddle around with DECL_VINDEX.

From-SVN: r173626

mark EXPR_PACK_EXPANSION as typed only

mark EXPR_PACK_EXPANSION as typed only
        * cp-tree.def (EXPR_PACK_EXPANSION): Add an operand.
        * cp-objcp-common.c (cp_common_init_ts): Mark it as TS_TYPED.
        * cp-tree.h (PACK_EXPANSION_PARAMETER_PACKS): Use the new
        operand of EXPR_PACK_EXPANSION.
(cp_tree_operand_length): Declare.
        * tree.c (cp_tree_operand_length): Define.
(cp_tree_equal): Call it.
        * pt.c (value_dependent_expr_P): Likewise.
        * mangle.c (write_expression): Likewise.

From-SVN: r173625

Fix PRs 48857, 48495

From-SVN: r173624

use build_function_type less in c-family and LTO

use build_function_type less in c-family and LTO
gcc/c-family/
* c-common.c (def_fn_type): Don't call build_function_type, call
build_function_type_array or build_varargs_function_type_array
instead.
(c_common_nodes_and_builtins): Likewise.

gcc/lto/
* lto-lang.c (def_fn_type): Don't call build_function_type, call
build_function_type_array or build_varargs_function_type_array
instead.

From-SVN: r173623

config.gcc (i[34567]86-*-darwin*, [...]): Add i386/darwin-lib.h to $libgcc_tm_file.

gcc:
* config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
i386/darwin-lib.h to $libgcc_tm_file.
* config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.

libgcc:
* config/i386/darwin-lib.h: New file.

From-SVN: r173622

* doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.

From-SVN: r173621

gcc_update (gcc/config/rs6000/rs6000-tables.opt): New dependencies.

contrib:
* gcc_update (gcc/config/rs6000/rs6000-tables.opt): New
dependencies.

gcc:
* config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New
files.
* config/rs6000/rs6000-tables.opt: New file (generated).
* config.gcc (powerpc*-*-*, rs6000*-*-*): Add
rs6000/rs6000-tables.opt to extra_options.
* config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
* config/rs6000/rs6000.c (rs6000_select): Remove.
(processor_target_table): Move contents to rs6000-cpus.def.
(darwin_rs6000_override_options): Check
global_options_set.x_rs6000_cpu_index instead of
rs6000_select[1].string.
(rs6000_option_override_internal): Likewise.
(rs6000_handle_option): Don't assert that global structures are in
use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
(rs6000_default_cpu): New variable.
(rs6000_file_start): Set it instead of local default_cpu.  Check
rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
global_options_set.x_rs6000_tune_index instead of rs6000_select.
(rs6000_darwin_file_start): Check rs6000_default_cpu and
global_options_set.x_rs6000_cpu_index instead of rs6000_select.
* config/rs6000/rs6000.h (struct rs6000_cpu_select,
rs6000_select): Remove.
* config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
Remove.
(mcpu=, mtune=): Use Var, Init, Enum and Save.
* config/rs6000/t-rs6000
($(srcdir)/config/rs6000/rs6000-tables.opt): New.
* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
global_options_set.x_rs6000_cpu_index instead of
rs6000_select[1].string.
* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
global_options_set.x_rs6000_cpu_index instead of
rs6000_select[1].string.

From-SVN: r173620

config.gcc (libgcc_tm_file): Define instead of including files from ../../libgcc/config/ in tm_file.

gcc:
* config.gcc (libgcc_tm_file): Define instead of including files
from ../../libgcc/config/ in tm_file.
* configure.ac (libgcc_tm_file_list, libgcc_tm_include_list):
Define.
* configure: Regenerate.
* Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
libgcc_tm.h, cs-libgcc_tm.h): New.
(TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
(clean): Remove libgcc_tm.h.
* config/arm/symbian.h (RENAME_LIBRARY): Remove.
* mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
* system.h (DECLARE_LIBRARY_RENAMES): Poison.

libgcc:
* config/arm/symbian-lib.h: New.

From-SVN: r173619

re PR target/48896 (avr.o warnings)

PR target/48896
* config/avr/avr.c (avr_ret_register): Return unsigned int
instead of int.
(avr_function_value): Mark fn_decl_or_type as unused, don't pass
it to avr_libcall_value.
avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
expand_expr.
(avr_expand_binop_builtin): Ditto.
(avr_expand_unop_builtin): Ditto.

From-SVN: r173617

rx.h (JUMP_ALIGN, [...]): Define.

* config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
(LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
* config/rx/rx.c (rx_align_for_label): Add label and
uses_threshold parameters.  Do not align when the label is not
used enough.
* config/rx/rx-protos.h (rx_align_for_label): Update prototype.

From-SVN: r173615

tree-ssa-forwprop.c (combine_conversions): Pattern-match a series of conversions and apply foldings similar to what...

2011-05-10  Richard Guenther  <rguenther@suse.de>

* tree-ssa-forwprop.c (combine_conversions): Pattern-match
a series of conversions and apply foldings similar to what
fold-const does.
(tree_ssa_forward_propagate_single_use_vars): Call it.

* gcc.dg/tree-ssa/ssa-fre-2.c: Disable forwprop.
* gcc.dg/tree-ssa/ssa-fre-3.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-4.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-5.c: Likewise.
* gcc.dg/tree-ssa/scev-cast.c: Adjust.  Note what transformation
applies.

From-SVN: r173612

re PR tree-optimization/48611 (ICE: SIGSEGV in remap_eh_region_nr (tree-inline.c:1194) with -Os -fopenmp -fexceptions -fno-tree-ccp -fno-tree-copy-prop on basic code)

PR tree-optimization/48611
PR tree-optimization/48794
* tree-eh.c (remove_unreachable_handlers): Don't remove regions
referenced from RESX or EH_DISPATCH arguments.

* gfortran.dg/gomp/pr48611.f90: New test.
* gfortran.dg/gomp/pr48794.f90: New test.

From-SVN: r173607

re PR debug/48928 (ICE: in decimal_to_decnumber, at dfp.c:113 with -O -g and decimal float)

PR debug/48928
* dfp.c (decimal_to_decnumber): Handle conversion from
dconst{1,2,m1,half}.

* gcc.dg/dfp/pr48928.c: New test.

From-SVN: r173606

Daily bump.

From-SVN: r173604

re PR c++/48522 ([C++0x] decltype((object)) with templated classes crashes g++ 4.5.1.)

2011-05-09  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/48522
* g++.dg/cpp0x/pr48522.C: New.

From-SVN: r173598

re PR c++/48735 ([C++0x][SFINAE] Hard errors with array list-construction and deleted default c'tor)

2011-05-09  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/48735
* g++.dg/cpp0x/sfinae21.C: New.

2011-05-09  Paolo Carlini  <paolo.carlini@oracle.com>

* g++.dg/template/sfinae28.C: Rename to...
* g++.dg/cpp0x/sfinae19.C: ... this.
* g++.dg/template/sfinae29.C: Rename to...
* g++.dg/cpp0x/sfinae20.C: ... this.

From-SVN: r173597

gcc-gdb-test.exp (gdb-test): Reorder matchers to give more consistent results.

* lib/gcc-gdb-test.exp (gdb-test): Reorder matchers to give more
consistent results.

From-SVN: r173595

re PR c++/20039 (uninitialized const in `new' of `const struct')

gcc/testsuite/ChangeLog:

2011-05-09  Fabien Chene  <fabien@gcc.gnu.org>
PR c++/20039
* g++.dg/init/pr20039.C: New.

From-SVN: r173592

i386.c (ix86_autovectorize_vector_sizes): Return 0 for !flag_prefer_avx128.

* config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
for !flag_prefer_avx128.
(ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.

From-SVN: r173591

re PR c++/48737 ([C++0x][SFINAE] Hard errors with array list-construction with too many elements)

/cp
2011-05-09  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/48737
PR c++/48744
* decl.c (reshape_init): Take a complain parameter and do
not call error if tf_error is not set.
(check_initializer, reshape_init_r, reshape_init_array,
reshape_init_array_1, reshape_init_vector, reshape_init_class):
Adjust.
* typeck2.c (digest_init_r): Take a complain parameter and
pass it to convert_for_initialization.
(digest_init, digest_init_flags, process_init_constructor_array,
process_init_constructor_record, process_init_constructor_union,
process_init_constructor, digest_init_r): Adjust.
* init.c (expand_default_init, build_new_1): Likewise.
* typeck.c (cp_build_modify_expr): Likewise.
* decl2.c (grokfield): Likewise.
* call.c (convert_like_real, convert_default_arg): Likewise.
* semantics.c (finish_compound_literal): Pass complain to
reshape_init and digest_init.
* cp-tree.h: Adjust declarations.

/testsuite
2011-05-09  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/48737
PR c++/48744
* g++.dg/template/sfinae28.C: New.
* g++.dg/template/sfinae29.C: Likewise.

From-SVN: r173590

fold-const.c (fold_range_test): Pass LOC to build_range_check.

* fold-const.c (fold_range_test): Pass LOC to build_range_check.
(fold_ternary_loc): Use expr_location_or.

From-SVN: r173588

One more POINTERS_EXTEND_UNSIGNED fix in mem_loc_descriptor.

2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>

PR debug/48853
* dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
Pmode and mem_mode is not VOIDmode.

From-SVN: r173587

* g++.dg/template/nontype23.C: New.

From-SVN: r173586

Fix PR C++/48859

From-SVN: r173583

re PR c++/34772 (self-initialisation does not silence uninitialised warnings (-Winit-self ignored))

PR c++/34772
* decl.c (initialize_local_var): Use DECL_INITIAL for simple
initialization.

From-SVN: r173582

Implement final/override for member functions.

gcc/
* tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST): Convert to enum.
(TYPE_QUAL_VOLATILE, TYPE_QUAL_RESTRICT): Likewise.
gcc/cp/
* class.c (check_for_override): Check for DECL_OVERRIDE_P.
* cp-tree.h (DECL_OVERRIDE_P, DECL_FINAL_P): New.
(cp_virt_specifiers, enum virt_specifier): New.
* decl.c (set_virt_specifiers): New.
(grokdeclarator): Use them. Diagnose virt-specifiers on non-fields.
* parser.c (make_call_declarator): add virt-specifiers parameter.
(cp_parser_lambda_declarator_opt): Adjust.
(cp_parser_direct_declarator): Likewise.
(cp_parser_virt_specifier_seq_opt): New.
* search.c (check_final_overrider): Diagnose attempts to override
a final member function.

From-SVN: r173581

predicates.md (const_pow2_1_to_2_operand): Remove.

2011-05-09  Uros Bizjak  <ubizjak@gmail.com>

* config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
(const_pow2_1_to_8_operand): Ditto.
(const_pow2_1_to_128_operand): Ditto.
(const_pow2_1_to_32768_operand): Ditto.
* config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
in insn constraint to check integer value of operand 3.
* config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.

(PINSR_MODE): New mode iterator.
(sse2p4_1): New mode attribute.
(<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
iterator.  Use const_int_operand instead of
const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
exact_log2 in insn constraint to check integer value of operand 3.

2011-05-09  Uros Bizjak  <ubizjak@gmail.com>

* config/i386/sse.md (blendbits): Remove mode attribute.
(<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
instead of const_0_to_<blendbits>_operand for operand 3 predicate.
Check integer value of operand 3 in insn constraint.

From-SVN: r173580

lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p for diagnostics.

2011-05-09  Richard Guenther  <rguenther@suse.de>

* lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
for diagnostics.
(lto_symtab_merge): Likewise.  Do not register types here.
(lto_symtab_merge_decls_2): Likewise.
(lto_symtab_merge_decls_1): Likewise.
* gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
* gimple.c (enum gtc_mode): Declare.
(gimple_types_compatible_p): Make static.

From-SVN: r173575

re PR libstdc++/48933 (Infinite recursion in tr1/cmath functions with complex parameters)

2011-05-09  Paolo Carlini  <paolo.carlini@oracle.com>

PR libstdc++/48933
* include/c_global/cmath (acosh, asinh, atanh, cbrt, copysign,
erf, erfc, exp2, expm1, fdim, fma, fmax, hypot, ilogb, lgamma,
llrint, llround, log1p, log2, logb, lrint, lround, nearbyint,
nextafter, nexttoward, remainder, remquo, rint, round, scalbln,
scalbn, tgamma, trunc): Use __enable_if on the return type.
* include/tr1/cmath: Likewise.
* testsuite/26_numerics/headers/cmath/overloads_c++0x_neg.cc: New.
* testsuite/tr1/8_c_compatibility/cmath/overloads_neg.cc: Likewise.

From-SVN: r173574

s390.md (TD/TF mem to reg move splitter): Make the temporary register to match Pmode.

2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* config/s390/s390.md (TD/TF mem to reg move splitter): Make the
temporary register to match Pmode.

From-SVN: r173572

re PR c++/48574 (ICE)

Fix PR c++/48574

gcc/cp/

PR c++/48574
* class.c (fixed_type_or_null): Use type_dependent_p_push to test
if the instance has a dependent initializer.

gcc/testsuite/

PR c++/48574
* g++.dg/template/dependent-expr8.C: New test case.

From-SVN: r173570

sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1 and *vec_concatv4si_1_avx.

* config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
and *vec_concatv4si_1_avx.

From-SVN: r173569

re PR rtl-optimization/48927 (Issues with "enable" attribute and IRA register preferences)

PR rtl-optimization/48927
* ira-conflicts.c (commutative_constraint_p): Use
recog_data.alternative_enabled_p to disable alternatives where
"enabled" attribute is false.
(get_dup_num): Ditto.
* ira-lives.c (single_reg_class): Ditto.
(ira_implicitly_set_insn_hard_regs): Ditto.

From-SVN: r173568

var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.

* var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
(dataflow_set_preserve_mem_locs): Likewise.

From-SVN: r173565

Don't translate syntax example.

From-SVN: r173564

re PR target/48899 (enum conversion initializing global_options_init.x_iq2000_tune)

PR target/48899
* config/iq2000/iq2000.opt (iq2000_tune): Initialise to
PROCESSOR_DEFAULT.

From-SVN: r173562

gcc_update (gcc/config/mips/mips-tables.opt): New dependencies.

contrib:
* gcc_update (gcc/config/mips/mips-tables.opt): New dependencies.

gcc:
* config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
* config/mips/mips-tables.opt: New file (generated).
* config.gcc (mips*-*-*): Add mips/mips-tables.opt to
extra_options.
* config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
MIPS_ARCH_OPTION_NATIVE): Define.
* config/mips/mips.c (mips_cpu_info_table): Move contents to
mips-cpus.def.
(mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
mips_parse_cpu): Remove.
(mips_cpu_info_from_opt, mips_default_arch): New.
(mips_handle_option): Don't assert that global structures are in
use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
(mips_option_override): Use new variables and functions to set
state of these options.  Use strcmp to check for individual CPU
names.
* config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
definition.
* config/mips/mips.opt (march=): Use ToLower and Enum.
(mips): Use ToLower, Enum and Var.
(mtune=): Use ToLower and Enum.
* config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.

From-SVN: r173561

gimple.c (type_pair_hash, [...]): Arrange type pairs to be UID ordered.

* gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
Arrange type pairs to be UID ordered.
(gimple_lookup_type_leader): Make inline.

From-SVN: r173560

re PR target/48897 (mn10300.c:extract_bundle’: error: variable ‘s’ set but not used)

PR target/48897
* config/mn10300/mn10300.c (extract_bundle): Remove spurious local
variable 's'.

From-SVN: r173559

configure.ac: Propagate LDFLAGS_FOR_TARGET.

2011-05-08  Doug Kwan  <dougkwan@google.com>

* configure.ac: Propagate LDFLAGS_FOR_TARGET.
* configure: Regenerated.
* Makefile.tpl (LDFLAGS_FOR_TARGET): Use LDFLAGS_FOR_TARGET
value from configure.
* Makefile.in: Regenerated.

From-SVN: r173558

Daily bump.

From-SVN: r173557

combine.c (simplify_comparison): Abstract out parts into...

2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>

* combine.c (simplify_comparison): Abstract out parts into...
(simplify_compare_const): ... new function.
(try_combine): Generalize parallel arithmetic/compare combining
to call simplify_compare_const() and CANONICALIZE_COMPARE().

From-SVN: r173552

cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.

* cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
(cgraph_create_virtual_clone): Call hooks once virtual clone is finished.
* cgraph.h (cgraph_clone_node): Update prototype.
* ipa-cp.c (ipcp_estimate_growth): Use estimate_ipcp_clone_size_and_time.
* ipa-inline-transform.c (clone_inlined_nodes): Update.
* lto-cgraph.c (input_node): Update.
* ipa-inline.c (recursive_inlining): Update.
* ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
(evaluate_conditions_for_known_args): Break out from ...
(evaluate_conditions_for_edge): ... here.
(evaluate_conditions_for_ipcp_clone): New function.
(inline_node_duplication_hook): Update clone summary based
on parameter map.
(estimate_callee_size_and_time): Rename to ...
(estimate_node_size_and_time): take NODE instead of EDGE;
take POSSIBLE_TRUTHS as argument.
(estimate_callee_size_and_time): Update.
(estimate_ipcp_clone_size_and_time): New function.
(do_estimate_edge_time): Update.

From-SVN: r173551

re PR middle-end/48908 (build fails on cris-elf in libiberty:md5.c, shift-related)

2011-05-08  Richard Guenther  <rguenther@suse.de>

PR middle-end/48908
PR middle-end/48905
* expmed.c (expand_shift_1): Compute adjusted constant shift
amount manually.

From-SVN: r173550

re PR c++/48816 (possible pointless code in file cxx-pretty-print.c, line 2136)

2011-05-08  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/48816
* cxx-pretty-print.c (pp_cxx_template_declaration): Remove
effectively unused variable.

From-SVN: r173549

* config/avr/avr.c (print_operand_address): Fix invalid RTL access.

From-SVN: r173548

* config/rs6000/rs6000.c (output_profile_hook): Fix thinko.

From-SVN: r173547

Fix long lines

From-SVN: r173546

Daily bump.

From-SVN: r173543

invoke.texi (-fuse-linker-plugin): Improve grammar.

2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>

* doc/invoke.texi (-fuse-linker-plugin): Improve grammar.

From-SVN: r173538

ipa-inline-transform.c (inline_call): Account when program size decreases.

* ipa-inline-transform.c (inline_call): Account when program size decreases.
* ipa-inline.c (relative_time_benefit): New function.
(edge_badness): Reorganize to be power 2 based; fix
thinko when computing badness for negative growth; update
comments to match reality; better dumps.

From-SVN: r173537

* gcc-interface/decl.c (intrin_arglists_compatible_p): Remove spaces.

From-SVN: r173536

langhooks.h (lang_hooks_for_types): Change global_bindings_p's return type to bool and adjust comment.

2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>

* langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
type to bool and adjust comment.
* fold-const.c (fold_range_test): Adjust call to global_bindings_p.
(fold_mathfn_compare): Remove calls to global_bindings_p.
(fold_inf_compare): Likewise.
* stor-layout.c (variable_size): Adjust call to global_bindings_p.
* c-tree.h (global_bindings_p): Adjust prototype.
* c-decl.c (global_bindings_p): Return bool and simplify.
ada/
* gcc-interface/gigi.h (global_bindings_p): Adjust prototype.
* gcc-interface/utils.c (global_bindings_p): Return bool and simplify.
cp/
* name-lookup.h (global_bindings_p): Adjust prototype.
* name-lookup.c (global_bindings_p): Return bool.
fortran/
* f95-lang.c (global_bindings_p): Return bool and simplify.
go/
* go-lang.c (global_bindings_p): Return bool and simplify.
java/
* java-tree.h (global_bindings_p): Adjust prototype.
* decl.c (global_bindings_p): Return bool.
lto/
* lto-lang.c (global_bindings_p): Return bool.

From-SVN: r173535