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

re PR tree-optimization/48837 (Wrong optimization of recursive function calls)

PR tree-optimization/48837
* tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
when accumulator transformation is performed.

* gcc.dg/pr48837.c: New testcase.

From-SVN: r173534

i386.h (ix86_tune_indices): Add X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.

* i386.h (ix86_tune_indices): Add X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
(TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macor.
* i386.c (initial_ix86_tune_features): Add X86_SOFTARE_PREFETCHING_BENEFICIAL.
(software_prefetching_beneficial_p): Remove predicate.
(ix86_option_override_internal): Use new macro.

From-SVN: r173533

* ipa-inline.c (update_callee_keys): Don't reset node growth cache.

From-SVN: r173532

macro.h (_GLIBCXX_DEBUG_VERIFY_AT): New.

2011-05-07  François Dumont  <francois.cppdevs@free.fr>

* include/debug/macro.h (_GLIBCXX_DEBUG_VERIFY_AT): New.
(_GLICXX_DEBUG_VERIFY): Use latter.
* include/ext/pb_ds/detail/resize_policy/
hash_load_check_resize_trigger_imp.hpp: Emit assertion on the line
containing the original assert call.
* 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, debug_fn_imps.hpp,
split_join_fn_imps.hpp: Likewise.
* include/ext/pb_ds/detail/cc_hash_table_map_/
erase_store_hash_fn_imps.hpp, insert_no_store_hash_fn_imps.hpp,
find_fn_imps.hpp, insert_store_hash_fn_imps.hpp, debug_fn_imps.hpp,
debug_no_store_hash_fn_imps.hpp, cc_ht_map_.hpp, resize_fn_imps.hpp,
constructor_destructor_fn_imps.hpp, debug_store_hash_fn_imps.hpp,
erase_no_store_hash_fn_imps.hpp: Likewise.
* include/ext/pb_ds/detail/pat_trie_/find_fn_imps.hpp,
insert_join_fn_imps.hpp, pat_trie_/head.hpp, debug_fn_imps.hpp,
constructors_destructor_fn_imps.hpp, pat_trie_.hpp, split_fn_imps.hpp,
leaf.hpp, erase_fn_imps.hpp, node_base.hpp, internal_node.hpp:
Likewise.
* include/ext/pb_ds/detail/bin_search_tree_/find_fn_imps.hpp,
r_erase_fn_imps.hpp, constructors_destructor_fn_imps.hpp,
debug_fn_imps.hpp, rotate_fn_imps.hpp, erase_fn_imps.hpp,
bin_search_tree_.hpp, insert_fn_imps.hpp, split_join_fn_imps.hpp:
Likewise.
* include/ext/pb_ds/detail/gp_hash_table_map_/
erase_store_hash_fn_imps.hpp, insert_no_store_hash_fn_imps.hpp,
find_fn_imps.hpp, gp_ht_map_.hpp, insert_store_hash_fn_imps.hpp,
debug_fn_imps.hpp, erase_fn_imps.hpp, debug_no_store_hash_fn_imps.hpp,
resize_fn_imps.hpp, constructor_destructor_fn_imps.hpp,
debug_store_hash_fn_imps.hpp, erase_no_store_hash_fn_imps.hpp:
Likewise.
* include/ext/pb_ds/detail/binary_heap_/find_fn_imps.hpp,
constructors_destructor_fn_imps.hpp, debug_fn_imps.hpp,
erase_fn_imps.hpp, insert_fn_imps.hpp, binary_heap_.hpp,
resize_policy.hpp, split_join_fn_imps.hpp: Likewise.
* include/ext/pb_ds/detail/pairing_heap_/erase_fn_imps.hpp,
find_fn_imps.hpp, insert_fn_imps.hpp,
constructors_destructor_fn_imps.hpp, debug_fn_imps.hpp,
pairing_heap_.hpp, split_join_fn_imps.hpp: Likewise.
* include/ext/pb_ds/detail/binomial_heap_/
constructors_destructor_fn_imps.hpp, debug_fn_imps.hpp,
binomial_heap_.hpp: Likewise.
* include/ext/pb_ds/detail/left_child_next_sibling_heap_/
erase_fn_imps.hpp, left_child_next_sibling_heap_.hpp,
constructors_destructor_fn_imps.hpp, debug_fn_imps.hpp: Likewise.
* include/ext/pb_ds/detail/thin_heap_/erase_fn_imps.hpp,
find_fn_imps.hpp, thin_heap_.hpp, insert_fn_imps.hpp,
constructors_destructor_fn_imps.hpp, debug_fn_imps.hpp,
split_join_fn_imps.hpp: Likewise.
* include/ext/pb_ds/detail/ov_tree_map_/erase_fn_imps.hpp,
ov_tree_map_.hpp, constructors_destructor_fn_imps.hpp,
debug_fn_imps.hpp, split_join_fn_imps.hpp, info_fn_imps.hpp: Likewise.
* include/ext/pb_ds/detail/debug_map_base.hpp: Likewise.
* include/ext/pb_ds/detail/splay_tree_/erase_fn_imps.hpp,
find_fn_imps.hpp, insert_fn_imps.hpp,
constructors_destructor_fn_imps.hpp, debug_fn_imps.hpp,
splay_fn_imps.hpp, split_join_fn_imps.hpp, splay_tree_.hpp: Likewise.
* include/ext/pb_ds/detail/list_update_map_/erase_fn_imps.hpp,
find_fn_imps.hpp, lu_map_.hpp, constructor_destructor_fn_imps.hpp,
insert_fn_imps.hpp, debug_fn_imps.hpp: Likewise.
* include/ext/pb_ds/detail/rc_binomial_heap_/erase_fn_imps.hpp,
rc_binomial_heap_.hpp, insert_fn_imps.hpp,
constructors_destructor_fn_imps.hpp, debug_fn_imps.hpp, rc.hpp,
split_join_fn_imps.hpp: Likewise.
* include/ext/pb_ds/detail/rb_tree_map_/erase_fn_imps.hpp,
insert_fn_imps.hpp, constructors_destructor_fn_imps.hpp,
debug_fn_imps.hpp, rb_tree_.hpp, split_join_fn_imps.hpp: Likewise.
* include/ext/pb_ds/hash_policy.hpp: Likewise.

From-SVN: r173529

re PR fortran/18918 (Eventually support Fortran 2008's coarrays [co-arrays])

2011-05-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        PR fortran/48919
        * trans.h: Move gfc_init_coarray_decl prototype ...
        * gfortran.h: ... to here.
        * parse.c (translate_all_program_units): Call
        * gfc_init_coarray_decl.
        (gfc_parse_file): Update translate_all_program_units call.
        * trans-decl.c (gfc_init_coarray_decl): Fix variable
        * declaration,
        new argument whether DECL_EXTERNAL should be used.
        (create_main_function): Update gfc_init_coarray_decl call.
        * trans-intrinsic.c (trans_this_image, trans_image_index,
        conv_intrinsic_cobound): Ditto.

From-SVN: r173528

Daily bump.

From-SVN: r173525

Use backend types for all type conversions.

From-SVN: r173520

cgraph.c (cgraph_add_thunk): Create real function node instead of alias node...

* cgraph.c (cgraph_add_thunk): Create real function node instead
of alias node; finalize it and mark needed/reachale; arrange visibility
to be right and add it into the corresponding same comdat group list.
(dump_cgraph_node): Dump thunks.
* cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
cgraph_function_with_gimple_body_p, cgraph_first_function_with_gimple_body,
cgraph_next_function_with_gimple_body): New functions.
(FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
New macros.
* ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
(ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
* cgraphunit.c (cgraph_finalize_function): Only look into possible
devirtualization when optimizing.
(verify_cgraph_node): Verify thunks.
(cgraph_analyze_function): Analyze thunks.
(cgraph_mark_functions_to_output): Output thunks only in combination
with function they are assigned to.
(assemble_thunk): Turn thunk into non-thunk; don't try to turn
alias into normal node.
(assemble_thunks): New functoin.
(cgraph_expand_function): Use it.
* lto-cgraph.c (lto_output_node): Stream thunks.
(input_overwrite_node): Stream in thunks.
* ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
* lto-streamer-out.c (lto_output): Do not try to output thunk's body.
* ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
* ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
(inline_analyze_function): Do not care about thunk jump functions.
(inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
* ipa-prop.c (ipa_prop_write_jump_functions): Use cgraph_function_with_gimple_body_p.
* passes.c (do_per_function_toporder): Use cgraph_function_with_gimple_body_p.
(execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
(ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
(function_called_by_processed_nodes_p): Likewise.
* lto.c (lto_materialize_function): Use cgraph_function_with_gimple_body_p.
(add_cgraph_node_to_partition): Do not re-add items to partition; handle thunks.
(add_varpool_node_to_partition): Do not re-add items to partition.

From-SVN: r173517

decl.c (stabilize_save_expr_r): Set *walk_subtrees as appropriate.

* decl.c (stabilize_save_expr_r): Set *walk_subtrees as
appropriate.

From-SVN: r173512

re PR c++/48909 ([C++0x] ICE in cxx_eval_conditional_expression, at cp/semantics.c:6213)

PR c++/48909
* semantics.c (cxx_eval_conditional_expression): Check
integer_zerop/onep instead.

From-SVN: r173511

re PR c++/48911 ([C++0x] Error for valid array subscript)

PR c++/48911
* semantics.c (cxx_eval_array_reference): Handle implicit
initializers.

From-SVN: r173510

rs6000.opt (rs6000_ieeequad, [...]): Remove TargetVariable entries.

* config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
entries.
(mabi=): Replace with separate entries for mabi=altivec,
mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
mabi=ieeelongdouble and mabi=ibmlongdouble.
* config/rs6000/rs6000.c (rs6000_option_override_internal): Move
check for -mabi=spe without SPE ABI support here.
(rs6000_handle_option): Replace OPT_mabi_ handling with
OPT_mabi_altivec and OPT_mabi_spe handling.

From-SVN: r173509

More uses of backend interface for types.

From-SVN: r173507

re PR fortran/18918 (Eventually support Fortran 2008's coarrays [co-arrays])

2011-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * trans-array.c (gfc_walk_variable_expr): Continue walking
        for scalar coarrays.
        * trans-intrinsic.c (convert_element_to_coarray_ref): New
        * function.
        (trans_this_image, trans_image_index, conv_intrinsic_cobound): Use it.
        (trans_this_image): Fix algorithm.
        * trans-types.c (gfc_get_element_type,
        * gfc_get_array_descriptor_base,
        gfc_sym_type): Handle scalar coarrays.

2011-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray/this_image_2.f90: New.

From-SVN: r173506

re PR fortran/18918 (Eventually support Fortran 2008's coarrays [co-arrays])

2011-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * caf/libcaf.h: Cleanup headers.
        (_gfortran_caf_critical, _gfortran_caf_end_critical): Make stub.
        (caf_register_t): New enum.
        (_gfortran_caf_register, _gfortran_caf_deregister): New prototype.
        * caf/single.c (_gfortran_caf_critical,
        _gfortran_caf_end_critical): Remove.
        (_gfortran_caf_register, _gfortran_caf_deregister): New functions.
        * caf/mpi.c (_gfortran_caf_critical,
        _gfortran_caf_end_critical): Remove.
        (_gfortran_caf_register, _gfortran_caf_deregister): New functions.
        (caf_world_window): Remove global variable.
        (_gfortran_caf_init): Fix off-by-one error of this_image.

From-SVN: r173505

Really commit:

2011-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48858
        PR fortran/48820
        * gfortran.dg/bind_c_usage_24.f90: New.
        * gfortran.dg/bind_c_usage_24_c.c: New.

From-SVN: r173503

Use backend interface for string types.

From-SVN: r173502

re PR fortran/48858 (Incorrect error for same binding label on two generic interface specifics)

2011-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48858
        PR fortran/48820
        * lang.opt (std=f2008tr): New.
        * libgfortran.h (GFC_STD_F2008_TR): New macro constant.
        * decl.c (verify_c_interop_param): Allow OPTIONAL in BIND(C)
        procedures for -std=f2008tr/gnu/legacy.

2011-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48858
        PR fortran/48820
        * gfortran.dg/bind_c_usage_22.f90: New.
        * gfortran.dg/bind_c_usage_23.f90: New.
        * gfortran.dg/bind_c_usage_24.f90: New.
        * gfortran.dg/bind_c_usage_24_c.c: New.

From-SVN: r173500

dwarf2out.c (contains_subprogram_definition): New function.

* dwarf2out.c (contains_subprogram_definition): New function.
(should_move_die_to_comdat): Call it.

From-SVN: r173497

introduce {class,type}_of_this_parm functions

introduce {class,type}_of_this_parm functions
* cp-tree.h (type_of_this_parm, class_of_this_parm): New functions.
* call.c (standard_conversion): Call class_of_this_parm.
* cxx-pretty-print.c (pp_cxx_implicit_parameter_type): Likewise.
(pp_cxx_direct_abstract_declarator): Likewise.
* decl2.c (change_return_type): Likewise.
(cp_reconstruct_complex_type): Likewise.
* error.c (dump_type_suffix, dump_function_decl): Likewise.
* mangle.c (write_function_type): Likewise.
* pt.c (unify): Likewise.
* typeck.c (merge_types, type_memfn_quals): Likewise.
* decl.c (build_this_parm): Call type_of_this_parm.

From-SVN: r173496

named_equivalence.cc: Fix.

2011-05-06  Paolo Carlini  <paolo.carlini@oracle.com>

* testsuite/22_locale/messages_byname/named_equivalence.cc: Fix.

From-SVN: r173494

tree-ssa-threadupdate.c (create_block_for_threading): Do not call remove_ctrl_stmt_and_useless_edges.

* tree-ssa-threadupdate.c (create_block_for_threading): Do not call
remove_ctrl_stmt_and_useless_edges.
(create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
(fixup_template_block, thread_single_edge): Likewise.
(mark_threaded_blocks): Use THREAD_TARGET.

From-SVN: r173492

re PR target/48900 (unnecessary duplicate __tls_get_addr calls)

PR target/48900
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
const0_rtx as the arg to the dummy __tls_get_addr libcall.

From-SVN: r173488

i386.md (*movdf_internal_nointeger): Apply "*" constraint modifier to "r".

* config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
constraint modifier to "r".

From-SVN: r173485

rs6000.c (rs6000_handle_option): Don't handle and fall through for OPT_mcmodel_.

* config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
fall through for OPT_mcmodel_.

From-SVN: r173484

s390.c (s390_asm_trampoline_template): Comment instruction sizes.

2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* config/s390/s390.c (s390_asm_trampoline_template): Comment
instruction sizes.
(s390_trampoline_init): Replace UNITS_PER_WORD with
UNITS_PER_LONG.

From-SVN: r173483

re PR target/47930 (-marm is undocumented; driver accepts -mno-thumb)

2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

      PR target/47930
      * config/arm/arm.opt (marm): Document it.
      (mthumb): Reject negative variant.

From-SVN: r173481

re PR fortran/48894 (generic omp_get_ancestor_thread_num(l(i)) produces incorrect output)

PR fortran/48894
* fortran.c: Include limits.h.
(TO_INT): Define.
(omp_set_dynamic_8_, omp_set_num_threads_8_): Use !!*set instead of
*set.
(omp_set_num_threads_8_, omp_set_schedule_8_,
omp_set_max_active_levels_8_, omp_get_ancestor_thread_num_8_,
omp_get_team_size_8_): Use TO_INT macro.
* testsuite/libgomp.fortran/pr48894.f90: New test.

From-SVN: r173476

re PR target/48898 (i386/netware.c:i386_nlm_maybe_mangle_decl_assembler_name: ‘cvt’ undeclared)

PR target/48898
* config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
Fix typo in "ccvt" variable name.

From-SVN: r173475

re PR c++/48838 (valid template code does not compile)

Fix PR c++/48838

gcc/cp

PR c++/48838
* cp-tree.h (non_static_member_function_p): Declare new function.
* tree.c (non_static_member_function_p): Define it.
* semantics.c (finish_call_expr): Use it.

gcc/testsuite

PR c++/48838
* g++.dg/template/member9.C: New test case.

From-SVN: r173473

re PR target/48895 (config/vms/vms-ar.c:main: variable ‘cwd’ set but not used)

2011-05-06  Tristan Gingold  <gingold@adacore.com>

PR target/48895
* config/vms/vms-ar.c (main): Remove cwd variable.

From-SVN: r173471