re PR target/53250 ([SH] ICE: in change_address_1, at emit-rtl.c:2018)

PR target/53250
* config/i386/i386.c (ix86_set_reg_reg_cost): New function.
(ix86_rtx_costs): Handle SET.

From-SVN: r187289

basic-block.h (struct rtl_bb_info): Remove visited member and move head_ member to ...

* basic-block.h (struct rtl_bb_info): Remove visited member and
move head_ member to ...
(struct basic_block_def.basic_block_il_dependent): ... the new
member x, replacing but containing old member rtl.
(enum bb_flags): New BB_VISITED flag.
(BB_HEADER, BB_FOOTER): New macros.

* jump.c (mark_all_labels): Adjust.
* cfgcleanup.c (try_optimize_cfg): Adjust.
* cfglayout.c (record_effective_endpoints): Adjust.
(relink_block_chain): Ditto (and don't fiddle with visited).
(fixup_reorder_chain): Adjust.
(fixup_fallthru_exit_predecessor): Ditto.
(cfg_layout_duplicate_bb): Ditto.
* combine.c (update_cfg_for_uncondjump): Adjust.
* bb-reorder.c (struct bbro_basic_block_data_def): Add visited
member.
(bb_visited_trace): New accessor.
(mark_bb_visited): Move in front.
(rotate_loop): Use bb_visited_trace.
(find_traces_1_round): Ditto.
(emit_barrier_after): Ditto.
(copy_bb): Ditto, and initialize visited on resize.
(reorder_basic_blocks): Initize visited member.
(duplicate_computed_gotos): Clear bb flags at start, use
BB_VISITED flags.

* cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
(rtl_verify_flow_info_1): Ditto.
(cfg_layout_split_block): Ditto.
(cfg_layout_delete_block): Ditto.
(cfg_layout_merge_blocks): Ditto.
(init_rtl_bb_info): Adjust and initialize il.x.head_ member.

From-SVN: r187288

re PR target/53272 (wrong condition-codes for strict-low-part destination and small-integer source)

PR target/53272
* gcc.dg/torture/pr53272-1.c, gcc.dg/torture/pr53272-2.c: New test.

From-SVN: r187284

re PR target/53272 (wrong condition-codes for strict-low-part destination and small-integer source)

PR target/53272
* config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
when a constant source operand matches an "I" constraint, the "no
CC0 change" applies to a register-destination only, not a
strict_low_part-destination.

From-SVN: r187283

fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2 to zero or to (X * CST1) & CST2' when...

2012-05-08  Richard Guenther  <rguenther@suse.de>

* fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.

* gcc.dg/fold-bitand-4.c: New testcase.

From-SVN: r187280

Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.

* Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
* doc/avr-mmcu.texi: New auto-generated file.
* doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
to document all valid -mmcu= arguments.
* config/avr/avr.h (arch_info_s): New struct definition.
* config/avr/avr-devices.c (avr_texinfo): New variable.
* config/avr/gen-avr-mmcu-texi.c: New file.
* config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.

From-SVN: r187279

predict.c (find_qualified_ssa_name): New

2012-05-08  Dehao Chen  <dehao@google.com>
gcc/
* predict.c (find_qualified_ssa_name): New
(find_ssa_name_in_expr): New
(find_ssa_name_in_assign_stmt): New
(is_comparison_with_loop_invariant_p): New
(is_bound_expr_similar): New
(predict_iv_comparison): New
(predict_loops): Add heuristic for loop-nested branches that compare an
induction variable to a loop bound variable.
* predict.def (PRED_LOOP_IV_COMPARE): New macro
testsuite/
* gcc.dg/predict-1.c: Check if LOOP_IV_COMPARE static predict
heuristic is working properly.
* gcc.dg/predict-2.c: Likewise.
* gcc/dg/predict-3.c: Likewise.
* gcc/dg/predict-4.c: Likewise.
* gcc/dg/predict-5.c: Likewise.
* gcc/dg/predict-6.c: Likewise.

From-SVN: r187277

i386.c (has_dispatch): Use TARGET_BDVER1 and TARGET_BDVER2 defines where appropriate.

* config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
TARGET_BDVER2 defines where appropriate.

From-SVN: r187276

Daily bump.

From-SVN: r187275

configure.ac (PLUGIN_LD): Rename into...

* configure.ac (PLUGIN_LD): Rename into...
(PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
* config.in: Regenerate.
* configure: Likewise.
* collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.

From-SVN: r187269

tree-dfa.c (get_ref_base_and_extent): Do the offset computation using the precision of the index type.

* tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
computation using the precision of the index type.
* gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
(fold_array_ctor_reference): Do index computations in the index type.

From-SVN: r187268

compiler: fix an ICE when parsing 0xdie, reject token 0x123i.

The lexer used to incorrectly accept a token like 0x123i
and interpreted it as 123i. It also used to die when encountering
0xdie.

From-SVN: r187266

compiler: fix ICE in handling of rune constants.

This patch corrects an ICE in handling on constant expressions
such as

const r = ^'a'

Part of issue 9.

From-SVN: r187264

compiler: reject NOT operator on integer types.

The Go specification only accepts the NOT operator on boolean
types.

Fixes issue 10.

From-SVN: r187262

avr.c (avr_prologue_setup_frame): Fix mode passed down to plus_constant.

* config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
down to plus_constant.
(expand_epilogue): Ditto.

From-SVN: r187259

postreload.c (reload_cse_regs): Make static.

* postreload.c (reload_cse_regs): Make static.
* reload.h (reload_cse_regs): Remove prototype.

From-SVN: r187258

Allow for objects in libatomic_la_LIBADD

* Makefile.am (libatomic.map-sun): Handle objects in
libatomic_la_LIBADD.
* aclocal.m4: Regenerate.
* Makefile.in: Regenerate.

From-SVN: r187257

Don't include XCFLAGS in CFLAGS

* configure.ac: Add $XPCFLAGS to CFLAGS, not $XCFLAGS.
* configure: Regenerate.

From-SVN: r187256

* config/alpha/alpha.md (clear_cache): New pattern.

From-SVN: r187255

config/avr/avr.c: Adjust indentation.

From-SVN: r187254

Bump minimum required MPFR version to 2.4.0.

2012-05-07  Janne Blomqvist  <jb@gcc.gnu.org>

* configure.ac: Bump minimum MPFR version to 2.4.0.
* configure: Regenerated.

From-SVN: r187253

re PR middle-end/53245 (ice in expand_case)

PR middle-end/53245
* gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
is folded to a type boundary value, verify that the resulting case
label is still a care range.

From-SVN: r187248

i386.md (ctz<mode>2): Emit rep;bsf only for TARGET_GENERIC, when not optimizing for size.

* config/i386/i386.md (ctz<mode>2): Emit rep;bsf
only for TARGET_GENERIC, when not optimizing for size.
(*ffs<mode>_1): Ditto.

From-SVN: r187247

tree-cfg.c (verify_gimple_switch): Tighten checks.

* tree-cfg.c (verify_gimple_switch): Tighten checks.

From-SVN: r187242

re PR tree-optimization/53239 (VRP vs named value return opt)

PR tree-optimization/53239
* tree-vrp.c (get_value_range): Set VR of
SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
to nonnull.

* g++.dg/opt/vrp3.C: New test.
* g++.dg/opt/vrp3-aux.cc: New file.
* g++.dg/opt/vrp3.h: New file.

From-SVN: r187240

Allow for / comments in g++.dg/debug/dwarf2/nested-3.C

* g++.dg/debug/dwarf2/nested-3.C: Allow for / comments and missing
.uleb128 support in assembler output.

From-SVN: r187236

re PR lto/53195 (ICE seg fault in lto (in set_is_used (tp=Unhandled dwarf expression opcode 0xf3 ) at ../.././gcc/tree-flow-inline.h:567))

2012-05-07  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/53195
* tree-inline.c (setup_one_parameter): Properly add referenced
vars from the parameters new known value.

From-SVN: r187235

m68k.c (m68k_sched_branch_type): Remove.

* config/m68k/m68k.c (m68k_sched_branch_type): Remove.
(sched_branch_type): Remove.
(m68k_sched_md_init_global): Don't allocate it.
(m68k_sched_md_finish_global): Don't free it.
* config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
* config/m68k/m68k.md: Set the type of insns using m68k_sched_branch_type
to bcc directly.

From-SVN: r187234

re PR lto/42987 (Testcases local1-a.cc and local1.C cause ICE when compiled with -flto -g)

2012-05-07  Richard Guenther  <rguenther@suse.de>

PR lto/42987
* g++.dg/lto/pr42987_0.C: New testcase.
* g++.dg/lto/pr42987_1.C: Likewise.

From-SVN: r187231

Don't use DWARF 4 on Solaris

* config/sol2.c (solaris_override_options): New function.
* config/sol2-protos.h (solaris_override_options): Declare.
* config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.

From-SVN: r187230

tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return whether we failed to compute data dependences.

2012-05-07  Richard Guenther  <rguenther@suse.de>

* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
whether we failed to compute data dependences.
(loop_prefetch_arrays): Fail if we failed.

From-SVN: r187227

re PR fortran/53255 ([OOP] With TYPE, wrong type-bound operator used: of parent instead of overridden one)

2012-05-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/53255
        * resolve.c (resolve_typebound_static): Fix handling
        of overridden specific to generic operator.

2012-05-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/53255
        * gfortran.dg/typebound_operator_15.f90: New.

From-SVN: r187226

Daily bump.

From-SVN: r187223

i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.

* config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
Emit bsf when optimizing for size.
(*ffs<mode>_1): Ditto.

Co-Authored-By: Paolo Bonzini <bonzini@gnu.org>
From-SVN: r187219

re PR target/53250 ([SH] ICE: in change_address_1, at emit-rtl.c:2018)

PR target/53250
* config/sh/sh.c (sh_rtx_costs): Handle SET.

From-SVN: r187218

re PR target/53227 (FAIL: gcc.target/i386/movbe-2.c scan-assembler-times movbe[ \t] 4)

PR target/53227
* config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
(bswapdi2): Split from bswap<mode>2.  Use nonnimediate_operand
predicate for operand 1.  Force operand 1 to register for TARGET_BSWAP.
(bswapsi2): Ditto.
(*bswapdi2_doubleword): New insn pattern.
(*bswap<mode>2): Rename from *bswap<mode>2_1.

From-SVN: r187215

re PR fortran/41587 ([OOP] ICE with ALLOCATABLE CLASS components)

2012-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/41587
        * decl.c (build_struct): Don't ignore FAILED status.

2012-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/41587
        * gfortran.dg/class_array_13.f90: New.

From-SVN: r187214

mips.c (mips_set_reg_reg_piece_cost): New function.

gcc/
* config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
(mips_set_reg_reg_cost): Likewise.
(mips_rtx_costs): Handle SET.

From-SVN: r187213

lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.

gcc/
* lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
(compute_costs): Likewise for the zero extension.  Use set_rtx_cost
to compute the cost of moves.  Set the mode of the target register.

From-SVN: r187212

re PR c++/53152 (In "no match for operatorXX" error message gives the wrong column info)

2012-05-06  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/53152
* call.c (op_error, build_new_op_1, build_new_op): Add location_t
parameter.
(build_conditional_expr_1): Adjust.
* typeck.c (build_x_indirect_ref, build_x_binary_op,
build_x_unary_op): Add location_t parameter.
(rationalize_conditional_expr, build_x_array_ref,
build_x_compound_expr, cp_build_modify_expr, build_x_modify_expr):
Adjust.
* typeck2.c (build_x_arrow): Add location_t parameter.
* semantics.c (finish_unary_op_expr): Likewise.
(finish_increment_expr, handle_omp_for_class_iterator): Adjust.
* decl2.c (grok_array_decl): Add location_t parameter.
* parser.c (cp_parser_postfix_open_square_expression,
cp_parser_postfix_dot_deref_expression, cp_parser_unary_expression,
cp_parser_binary_expression, cp_parser_builtin_offsetof,
do_range_for_auto_deduction, cp_convert_range_for,
cp_parser_template_argument, cp_parser_omp_for_cond): Pass the
location, adjust.
* pt.c (tsubst_copy_and_build): Adjust.
* tree.c (maybe_dummy_object): Likewise.
* cp-tree.h: Update declarations.

From-SVN: r187211

* gcc-interface/trans.c (gigi): Decorate reraise_zcx_decl.

From-SVN: r187210

decl.c (gnat_to_gnu_entity): In the renaming case...

* gcc-interface/decl.c (gnat_to_gnu_entity) <object>: In the renaming
case, use the padded type if the renamed object has an unconstrained
type with default discriminant.

From-SVN: r187209

trans.c (Loop_Statement_to_gnu): Also handle invariant conditions with only one bound.

* gcc-interface/trans.c (Loop_Statement_to_gnu): Also handle invariant
conditions with only one bound.
(Raise_Error_to_gnu): Likewise.  New function extracted from...
(gnat_to_gnu) <N_Raise_Constraint_Error>: ...here.  Call above function
in regular mode only.

From-SVN: r187208

* gcc-interface/misc.c (gnat_post_options): Disable caret by default.

From-SVN: r187207

gigi.h (make_packable_type): Declare.

* gcc-interface/gigi.h (make_packable_type): Declare.
(make_type_from_size): Likewise.
(relate_alias_sets): Likewise.
(maybe_pad_type): Adjust.
(init_gnat_to_gnu): Delete.
(destroy_gnat_to_gnu): Likewise.
(init_dummy_type): Likewise.
(destroy_dummy_type): Likewise.
(init_gnat_utils): Declare.
(destroy_gnat_utils): Likewise.
(ceil_pow2): New inline function.
* gcc-interface/decl.c (gnat_to_gnu_entity): Use ceil_pow2.
<object>: Pass True for the final processing of alignment and size.
<E_Subprogram_Type>: Only create the TYPE_DECL for a padded return
type if necessary.
(round_up_to_align): Delete.
(ceil_alignment): Likewise.
(relate_alias_sets): Move to...
(make_aligning_type): Likewise.
(make_packable_type): Likewise.
(maybe_pad_type): Likewise.
(make_type_from_size): Likewise.
* gcc-interface/utils.c (MAX_BITS_PER_WORD): Delete.
(struct pad_type_hash): New type.
(pad_type_hash_table): New static variable.
(init_gnat_to_gnu): Merge into...
(init_dummy_type): Likewise.
(init_gnat_utils): ...this.  New function.
(destroy_gnat_to_gnu): Merge into...
(destroy_dummy_type): Likewise.
(destroy_gnat_utils): ...this.  New function.
(pad_type_hash_marked_p): New function.
(pad_type_hash_hash): Likewise.
(pad_type_hash_eq): Likewise.
(relate_alias_sets): ...here.
(make_aligning_type): Likewise.
(make_packable_type): Likewise.
(maybe_pad_type): Likewise.  Change same_rm_size parameter into
set_rm_size; do not set TYPE_ADA_SIZE if it is false.  Do not set
null as Ada size.  Do not set TYPE_VOLATILE on the padded type.  If it
is complete and has constant size, canonicalize it.  Bail out earlier
if a warning need not be issued.
(make_type_from_size): Likewise.
<INTEGER_TYPE>: Bail out if size is too large
(gnat_types_compatible_p): Do not deal with padded types.
(convert): Compare main variants for padded types.
* gcc-interface/trans.c (gigi): Call {init|destroy}_gnat_utils.
(gnat_to_gnu): Do not convert at the end for a call to a function that
returns an unconstrained type with default discriminant.
(Attribute_to_gnu) <Attr_Size>: Simplify handling of padded objects.
* gcc-interface/utils2.c (build_binary_op) <MODIFY_EXPR>: Likewise.
Do not use the padded type if it is BLKmode and the inner type is
non-BLKmode.

From-SVN: r187206

Adjust.

From-SVN: r187204

Daily bump.

From-SVN: r187203

rtl.h (plus_constant, [...]): Merge into a single plus_constant function.

gcc/
* rtl.h (plus_constant, plus_constant_mode): Merge into a single
plus_constant function.
* explow.c (plus_constant, plus_constant_mode): Likewise.  Assert
that the mode is sensible.
(use_anchored_address, round_push, allocate_dynamic_stack_space)
(probe_stack_range, anti_adjust_stack_and_probe): Update calls to
plus_constant.

* alias.c (canon_rtx): Likewise.
(init_alias_analysis): Likewise.
* builtins.c (expand_builtin_return_addr)
(expand_builtin_setjmp_setup, expand_builtin_longjmp)
(expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
(expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
(expand_builtin_stpcpy): Likewise.
* calls.c (save_fixed_argument_area, restore_fixed_argument_area)
(compute_argument_addresses, internal_arg_pointer_based_exp)
(expand_call, emit_library_call_value_1): Likewise.
* cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
* combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
* combine.c (combine_simplify_rtx, force_to_mode): Likewise.
* cse.c (insert_const_anchor, find_reg_offset_for_const)
(use_related_value, fold_rtx): Likewise.
* cselib.c (cselib_subst_to_values): Likewise.
* dse.c (record_store, check_mem_read_rtx): Likewise.
* dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
* emit-rtl.c (adjust_address_1): Likewise.
* except.c (sjlj_emit_function_enter)
(expand_builtin_extract_return_addr)
(expand_builtin_frob_return_addr): Likewise.
* expmed.c (expand_divmod): Likewise.
* expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
(emit_move_resolve_push, push_block, emit_push_insn, store_expr)
(expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
* function.c (assign_stack_local_1)
(instantiate_virtual_regs_in_rtx): Likewise.
* optabs.c (prepare_cmp_insn): Likewise.
* recog.c (offsettable_address_addr_space_p): Likewise.
* reload.c (find_reloads_address, form_sum)
(find_reloads_subreg_address): Likewise.
* reload1.c (init_reload, eliminate_regs_1)
(eliminate_regs_in_insn): Likewise.
* simplify-rtx.c (simplify_unary_operation_1)
(simplify_binary_operation_1, simplify_plus_minus): Likewise.
* var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
(vt_add_function_parameter): Likewise.

* config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
* config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
* config/alpha/alpha.c (alpha_legitimize_address_1)
(get_unaligned_address, alpha_expand_unaligned_load)
(alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
(alpha_expand_unaligned_store_words, alpha_expand_block_clear)
(alpha_expand_builtin_establish_vms_condition_handler)
(alpha_setup_incoming_varargs, emit_frame_store_1)
(alpha_expand_prologue, alpha_expand_epilogue)
(alpha_use_linkage): Likewise.
* config/alpha/alpha.md: Likewise.

* config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
(arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
(thumb_legitimize_address, arm_gen_load_multiple_1)
(arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
(gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
(arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
(arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
(emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
(thumb1_emit_multi_reg_push, thumb1_expand_prologue)
(thumb_expand_movmemqi, arm_set_return_address)
(thumb_set_return_address): Likewise.
* config/arm/arm.md: Likewise.

* config/avr/avr.c (avr_incoming_return_addr_rtx)
(avr_prologue_setup_frame, expand_epilogue)
(avr_const_address_lo16): Likewise.

* config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
* config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
(bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
(bfin_output_mi_thunk): Likewise.

* config/c6x/c6x.c (c6x_initialize_trampoline)
(c6x_output_mi_thunk): Likewise.

* config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
* config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.

* config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
(cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
(cris_emit_movem_store, cris_trampoline_init): Likewise.
* config/cris/cris.md: Likewise.

* config/darwin.c (machopic_indirect_data_reference)
(machopic_legitimize_pic_address): Likewise.

* config/epiphany/epiphany.c (epiphany_emit_save_restore)
(epiphany_expand_prologue, epiphany_expand_epilogue)
(epiphany_trampoline_init): Likewise.
* config/epiphany/epiphany.md: Likewise.

* config/fr30/fr30.c (fr30_move_double): Likewise.

* config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
(frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
(frv_index_memory, unspec_got_name, frv_find_base_term)
(frv_output_dwarf_dtprel): Likewise.

* config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
(h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.

* config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
* config/i386/i386.c (setup_incoming_varargs_64)
(setup_incoming_varargs_ms_64, choose_baseaddr)
(ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
(ix86_emit_probe_stack_range, ix86_expand_prologue)
(ix86_emit_restore_reg_using_pop, ix86_emit_leave)
(ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
(ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
(ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
(x86_output_mi_thunk): Likewise.
* config/i386/i386.md: Likewise.

* config/ia64/ia64.c (ia64_expand_load_address)
(ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
(do_spill, ia64_trampoline_init): Likewise.

* config/iq2000/iq2000.c (iq2000_va_start)
(iq2000_emit_frame_related_store, iq2000_expand_prologue)
(iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
(iq2000_print_operand, iq2000_legitimize_address): Likewise.

* config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.

* config/m32c/m32c.c (m32c_return_addr_rtx)
(m32c_expand_insv): Likewise.

* config/m32r/m32r.c (m32r_setup_incoming_varargs)
(m32r_legitimize_pic_address, m32r_print_operand)
(m32r_print_operand_address): Likewise.

* config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
* config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
(EH_RETURN_HANDLER_RTX): Likewise.
* config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
(m68k_expand_epilogue, legitimize_pic_address)
(m68k_output_mi_thunk): Likewise.
* config/m68k/m68k.md: Likewise.

* config/mcore/mcore.c (mcore_expand_prolog): Likewise.
(mcore_expand_epilog): Likewise.
* config/mcore/mcore.md: Likewise.

* config/mep/mep.c (mep_allocate_initial_value)
(mep_expand_prologue, mep_expand_epilogue): Likewise.

* config/microblaze/microblaze.c (double_memory_operand)
(microblaze_block_move_loop): Likewise.

* config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
(mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
(mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
(mips_expand_prologue, mips_epilogue_set_cfa)
(mips_expand_epilogue): Likewise.
* config/mips/mips.md: Likewise.

* config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
(mmix_expand_prologue, mmix_expand_epilogue): Likewise.

* config/mn10300/mn10300.c (mn10300_gen_multiple_store)
(mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.

* config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
(EH_RETURN_HANDLER_RTX): Likewise.
* config/moxie/moxie.c (moxie_static_chain): Likewise.

* config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
(store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
(pa_return_addr_rtx, hppa_builtin_saveregs)
(pa_trampoline_init): Likewise.
* config/pa/pa.md: Likewise.

* config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.

* config/picochip/picochip.c (picochip_static_chain): Likewise.

* config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
* config/rs6000/rs6000.c (rs6000_legitimize_address)
(setup_incoming_varargs, print_operand, rs6000_return_addr)
(rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
(rs6000_emit_epilogue)
(rs6000_machopic_legitimize_pic_address): Likewise.

* config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.

* config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
(DYNAMIC_CHAIN_ADDRESS): Likewise.
* config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
(s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
(replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
(save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
(s390_emit_epilogue, s390_function_profiler): Likewise.
* config/s390/s390.md: Likewise.

* config/score/score.c (score_add_offset, score_prologue): Likewise.

* config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
(sh_output_mi_thunk): Likewise.
* config/sh/sh.md: Likewise.

* config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
(RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
* config/sparc/sparc.c (sparc_legitimize_pic_address)
(sparc_emit_probe_stack_range, emit_save_or_restore_regs)
(emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
(emit_and_preserve): Likewise.
* config/sparc/sparc.md: Likewise.

* config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
* config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
(spu_setup_incoming_varargs, ea_load_store_inline)
(spu_expand_load): Likewise.

* config/stormy16/stormy16.c (xstormy16_expand_prologue)
(combine_bnp): Likewise.

* config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
* config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
(tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.

* config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
* config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
(tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.

* config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
* config/v850/v850.md: Likewise.

* config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
(EH_RETURN_HANDLER_RTX): Likewise.
* config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
* config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
(print_operand_address, vax_trampoline_init): Likewise.

* config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
(xtensa_function_value_regno_p): Likewise.

From-SVN: r187199

re PR c/43772 (Errant -Wlogical-op warning when testing limits)

2012-05-05  Manuel López-Ibáñez  <manu@gcc.gnu.org>

PR c/43772
testsuite/
* c-c++-common/pr43772.c: New.

From-SVN: r187195

re PR c/43772 (Errant -Wlogical-op warning when testing limits)

2012-05-05  Manuel López-Ibáñez  <manu@gcc.gnu.org>

PR c/43772
c-family/
* c-common.c (warn_logical_operator): Do not warn if either side
is already true or false.
testsuite/
* c-c++-common/pr43772.c: New.

From-SVN: r187194

re PR fortran/41600 ([OOP] SELECT TYPE with associate-name => exp: Arrays not supported)

2012-05-05  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/41600
* trans-array.c (build_array_ref): New static function.
(gfc_conv_array_ref, gfc_get_dataptr_offset): Call it.
* trans-expr.c (gfc_get_vptr_from_expr): New function.
(gfc_conv_derived_to_class): Add a new argument for a caller
supplied vptr and use it if it is not NULL.
(gfc_conv_procedure_call): Add NULL to call to above.
symbol.c (gfc_is_associate_pointer): Return true if symbol is
a class object.
* trans-stmt.c (trans_associate_var): Handle class associate-
names.
* expr.c (gfc_get_variable_expr): Supply the array-spec if
possible.
* trans-types.c (gfc_typenode_for_spec): Set GFC_CLASS_TYPE_P
for class types.
* trans.h : Add prototypes for gfc_get_vptr_from_expr and
gfc_conv_derived_to_class. Define GFC_CLASS_TYPE_P.
* resolve.c (resolve_variable): For class arrays, ensure that
the target expression has all the necessary _data references.
(resolve_assoc_var): Throw a "not yet implemented" error for
class array selectors that need a temporary.
* match.c (copy_ts_from_selector_to_associate,
select_derived_set_tmp, select_class_set_tmp): New functions.
(select_type_set_tmp): Call one of last two new functions.
(gfc_match_select_type): Copy_ts_from_selector_to_associate is
called if associate-name is typed.

PR fortran/53191
* resolve.c (resolve_ref): C614 applied to class expressions.

2012-05-05  Paul Thomas  <pault@gcc.gnu.org>

PR fortran/41600
* gfortran.dg/select_type_26.f03 : New test.
* gfortran.dg/select_type_27.f03 : New test.

PR fortran/53191
* gfortran.dg/select_type_28.f03 : New test.

From-SVN: r187192

PR 49010,24518 MOD/MODULO fixes.

gcc/fortran:

2012-05-05  Janne Blomqvist  <jb@gcc.gnu.org>

PR fortran/49010
PR fortran/24518
* intrinsic.texi (MOD, MODULO): Mention sign and magnitude of result.
* simplify.c (gfc_simplify_mod): Use mpfr_fmod.
(gfc_simplify_modulo): Likewise, use copysign to fix the result if
zero.
* trans-intrinsic.c (gfc_conv_intrinsic_mod): Remove fallback as
builtin_fmod is always available. For modulo, call copysign to fix
the result when signed zeros are enabled.

testsuite:

2012-05-05  Janne Blomqvist  <jb@gcc.gnu.org>

PR fortran/49010
PR fortran/24518
* gfortran.dg/mod_sign0_1.f90: New test.
* gfortran.dg/mod_large_1.f90: New test.

From-SVN: r187191

Fix handling of temporary files.

2012-05-05  Janne Blomqvist  <jb@gcc.gnu.org>

        * gfortran.texi (GFORTRAN_TMPDIR): Rename to TMPDIR, explain
        algorithm for choosing temp directory.

2012-05-05  Janne Blomqvist  <jb@gcc.gnu.org>

        * config.h.in: Regenerated.
        * configure: Regenerated.
        * configure.ac: Add checks for getegid and __secure_getenv.
        * io/unix.c (P_tmpdir): Fallback definition for macro.
        (tempfile_open): New function.
        (tempfile): Use secure_getenv, call tempfile_open to try each
        directory in turn.
        * libgfortran.h (DEFAULT_TMPDIR): Remove macro.
        (secure_getenv): New macro/prototype.
        * runtime/environ.c (secure_getenv): New function.
        (variable_table): Rename GFORTRAN_TMPDIR to TMPDIR.
        * runtime/main.c (find_addr2line): Use secure_getenv.

From-SVN: r187190

Daily bump.

From-SVN: r187188

semantics.c (cxx_eval_constant_expression, [...]): Tidy.

2012-05-04  Paolo Carlini  <paolo.carlini@oracle.com>

     * semantics.c (cxx_eval_constant_expression, case CONVERT_EXPR): Tidy.

From-SVN: r187184

expr.c (get_def_for_expr_class): New function.

2012-05-04  Andrew Pinski  <apinski@cavium.com>

* expr.c (get_def_for_expr_class): New function.
(convert_tree_comp_to_rtx): New function.
(expand_cond_expr_using_cmove): New function.
(expand_expr_real_2 <case COND_EXPR>): Call
expand_cond_expr_using_cmove first and return if it succeeds.
Remove the check for HAVE_conditional_move since we should have
already converted it to a conditional move.
* config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
modes of DImode for 32bits and TImode.

From-SVN: r187183

re PR other/29442 (insn-attrtab has grown too large)

PR other/29442
* read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
(print_md_ptr_loc, print_c_condition): Use them.
* read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
* genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
attr_file, dfa_file, latency_file): New global variables.
(write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
write_upcase, write_indent, write_length_unit_log, write_test_expr,
write_attr_get, write_insn_cases, write_eligible_delay,
write_const_num_delay_slots): Accept FILE pointer and toss it around.
Update all callers.
(write_header, open_outfile, handle_arg): New funcions.
(make_automaton_attrs): Write prototypes as extern to the output
files.
(main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
names from the command line.  Open the output files and write out
internal functions for DFA functions to dfa_file_name, insn latency
functions to latency_file_name, and everything else to attr_file.
* Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
(BACKEND): Build libbackend first.
(MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
(.PRECIOUS): Likewise.
(insn-dfatab.o): New rule.
(insn-latencytab.o): New rule.
(simple_rtl_generated_c): Do not include insn-attrtab.c.
(s-attrtab): New rule.

From-SVN: r187181

* doc/md.texi (attr_flag): Update for changes of previous revision.

From-SVN: r187179

rtl.def (ATTR_FLAG): Remove probability indicating flags.

* rtl.def (ATTR_FLAG): Remove probability indicating flags.
* genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
* reorg.c (get_jump_flags): Do not set the removed flags.

From-SVN: r187178

compiler: Correct parse of for with possible composite literal.

Fixes, e.g., "for first := true; first; first = false {".

From-SVN: r187176

re PR fortran/53175 (link failure for private module variables used in function specification)

2012-05-04  Tobias Burnus  <burnus@net-b.de>

        PR fortran/53175
        * resolve.c (resolve_variable): Set public_used
        if a private module variable is used in a (public)
        specification expression.
        * trans-decl.c (gfc_finish_var_decl): Mark those
        TREE_PUBLIC.

2012-05-04  Tobias Burnus  <burnus@net-b.de>

        PR fortran/53175
        gfortran.dg/public_private_module_5.f90: New.

From-SVN: r187175

re PR fortran/53111 (Derived types cannot be USE-associated again with -std=f95)

2012-05-04  Tobias Burnus  <burnus@net-b.de>

        PR fortran/53111
        * resolve.c (resolve_fl_derived): Fix -std=f95
        diagnostic for generic vs. DT names.

2012-05-04  Tobias Burnus  <burnus@net-b.de>

        PR fortran/53111
        * gfortran.dg/constructor_7.f90: New.
        * gfortran.dg/constructor_8.f90: New.

From-SVN: r187174

re PR target/53228 (target attributes in libcpp/lex.c cause illegal instructions to be used elsewhere)

PR target/53228
* config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
(TARGET_CMOV): Rename from TARGET_CMOVE.
(TARGET_CMOVE): New define.
* config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
Do not set TARGET_CMOVE here.

From-SVN: r187168

Enable -Wunused-local-typedefs when -Wall or -Wunused is on

Now that the libstdc++ testsuite is run with -ftrack-macro-location by
default, this patch triggers the -Wunused-local-typedefs warning when
-Wunused (and -Wall) is turned on.

The patch has been reviewed and accepted[1] a while ago, but was waiting
for the -ftrack-macro-expansion work to go in first.

Bootstrapped and tested again on x86_64-unknown-linux-gnu against
trunk.

Applied to the mainline.

[1]: http://gcc.gnu.org/ml/gcc-patches/2011-09/msg00605.html

gcc/

* opts.c (finish_options): Activate -Wunused-local-typedefs if
-Wunused is activated.
* doc/invoke.texi: Update blurb of -Wunused-local-typedefs.

From-SVN: r187167

re PR c++/53166 (static_assert produces bogus warning)

/cp
2012-05-04  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/53166
* pt.c (instantiate_class_template_1): Increase / decrease
c_inhibit_evaluation_warnings around the tsubst_expr call
for STATIC_ASSERT_CONDITION.
(tsubst_expr, case STATIC_ASSERT): Likewise.
* typeck.c (cp_build_binary_op, case EQ_EXPR/NE_EXPR): Check
c_inhibit_evaluation_warnings in the OPT_Waddress warnings.

/testsuite
2012-05-04  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/53166
* g++.dg/cpp0x/static_assert7.C: New.

From-SVN: r187165

libgo: Update to Go 1.0.1 release.

From-SVN: r187163

2012-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

* config/s390/s390.md (*movmem_short, *clrmem_short)
(*cmpmem_short): Move the mode check from the insn condition to
the match_scratch.

From-SVN: r187159

re PR tree-optimization/52633 (Compiler ICE in vect_is_simple_use_1 (ARM))

gcc/
PR tree-optimization/52633
* tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
(vect_recog_over_widening_pattern): Remove handling of code that was
already detected as over-widening pattern.  Remove special handling
of "unsigned" cases.  Instead, support general case of conversion
of the shift result to another type.

gcc/testsuite/
PR tree-optimization/52633
* gcc.dg/vect/vect-over-widen-1.c: Two patterns should now be
recognized as widening shifts instead of over-widening.
* gcc.dg/vect/vect-over-widen-1-big-array.c: Likewise.
* gcc.dg/vect/vect-over-widen-4.c: Likewise.
* gcc.dg/vect/vect-over-widen-4-big-array.c: Likewise.
* gcc.target/arm/pr52633.c: New test.

From-SVN: r187158

tree-vect-patterns.c (vect_single_imm_use): New function.

* tree-vect-patterns.c (vect_single_imm_use): New function.
(vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
(vect_recog_over_widening_pattern): Likewise.
(vect_recog_widen_shift_pattern): Likewise.

From-SVN: r187157

tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.

* tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
(vect_handle_widen_op_by_const): Use it instead of open-coding test.
(vect_recog_widen_mult_pattern): Likewise.
(vect_operation_fits_smaller_type): Likewise.
(vect_recog_over_widening_pattern): Likewise.
(vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.

From-SVN: r187156

re PR lto/50602 (ICE in tree_nrv, at tree-nrv.c:155 during large LTO build)

2012-05-04  Richard Guenther  <rguenther@suse.de>

PR lto/50602
* lto-wrapper.c (merge_and_complain): Complain about mismatches
of -freg-struct-return and -fpcc-struct-return.
(run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
from the input file options and ignore those from the link
command line.

From-SVN: r187155

re PR tree-optimization/53168 (ICE in find_or_generate_expression, at tree-ssa-pre.c:3053)

2012-05-04  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/53168
* tree-ssa-pre.c (phi_translate_1): Only handle type-punned
memory reads when the result is a constant we can pun.

* gcc.dg/torture/pr53168.c: New testcase.
* gcc.dg/tree-ssa/ssa-pre-30.c: Likewise.

From-SVN: r187153

common.opt (flto-report): Do not mark as Optimization.

2012-05-04  Richard Guenther  <rguenther@suse.de>

* common.opt (flto-report): Do not mark as Optimization.

lto/
* lang.opt (fwpa): Do not mark as Optimization.
(fltrans): Likewise.

* gcc.dg/lto/pr53214_0.c: New testcase.

From-SVN: r187151

re PR target/48496 ('asm' operand requires impossible reload)

PR target/48496
* recog.c (constrain_operands): If extra constraints are present, also
accept pseudo-registers with equivalent memory locations during reload.

From-SVN: r187150

collect2.c (may_unlink_output_file): New global.

        * collect2.c (may_unlink_output_file): New global.
        (maybe_unlink): Honor it.
        * collect2.h: Add extern for it.
        * tlink.c (do_tlink): Set it to true if the link succeeded.

From-SVN: r187148

gcc.c (eval_spec_function): Finalize/restore the current string obstack state as part of the context...

        * gcc.c (eval_spec_function): Finalize/restore the current string
        obstack state as part of the context push/pop operations.

From-SVN: r187146

compiler: Error if importing same package twice with same name.

From-SVN: r187142

re PR rtl-optimization/52804 (IRA/RELOAD allocate wrong register on ARM for cortex-m0)

PR rtl-optimization/52804
* reload1.c (reload_reg_reaches_end_p): Check whether successor
reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
of current one with type RELOAD_FOR_INPADDR_ADDRESS.
Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
RELOAD_FOR_OUTADDR_ADDRESS.

From-SVN: r187139

re PR c++/24985 (caret diagnostics)

2012-05-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>

PR c++/24985
gcc/
* tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
for macro expansion.

From-SVN: r187134

Daily bump.

From-SVN: r187131

re PR c/51712 (-Wtype-limits should not trigger for types of implementation-defined signedness)

2012-05-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>

PR c/51712
c-family/
* c-common.c (expr_original_type): New.
(shorten_compare): Do not warn for enumeration types.
testsuite/
* c-c++-common/pr51712.c: New.

From-SVN: r187125

flags.h (flag_permissive): Do not declare.

2012-05-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>

gcc/
* flags.h (flag_permissive): Do not declare.
* diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
option specially.
* toplev.c (flag_permissive): Do not define.
* c-tree.h (system_header_p): Delete unused.
c-family/
* c.opt (fpermissive): Add Var(flag_permissive).

From-SVN: r187123

Fix long double float miscompilations on sparc 64-bit.

PR target/52684
* config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
MEM directly into a libcall, mark it's MEM_EXPR as addressable.
(sparc_emit_float_lib_cmp): Likewise.

From-SVN: r187120

re PR target/53199 (__builtin_bswap64 and __builtin_bswap32 generate errors if -mcpu=power6)

[gcc]
2012-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/53199
* config/rs6000/rs6000.md (bswapdi splitters): If
-mavoid-indexed-addresses (or -mcpu=power6 which sets it by
default) is used, generate an alternate sequence that does not
depend on using indexed addressing.

[gcc/testsuite]
2012-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/53199
* gcc.target/powwerpc/pr53199.c: New file.

From-SVN: r187119

gengtype.c (write_types): Fix warning message.

* gengtype.c (write_types): Fix warning message.
(write_local): Likewise.

From-SVN: r187118

testsuite_flags.in (cxxflags): Remove -ftrack-macro-expansion=0.

2012-05-03  Benjamin Kosnik  <bkoz@redhat.com>

* scripts/testsuite_flags.in (cxxflags): Remove
-ftrack-macro-expansion=0.

From-SVN: r187117

dwarf2out.c (struct external_ref, [...]): New.

* dwarf2out.c (struct external_ref, build_local_stub): New.
(hash_external_ref, external_ref_eq, lookup_external_ref): New.
(optimize_external_refs, optimize_external_refs_1): New.
(change_AT_die_ref): New.
(clone_as_declaration): Add DW_AT_signature when cloning a declaration.
(build_abbrev_table): Take the external refs hashtable.
(output_comp_unit): Get it from optimize_external_refs and pass it in.

From-SVN: r187116

re PR middle-end/53093 (tls/alias-1.c ICE, emutls)

PR middle-end/53093
* tree-emutls.c (new_emutls_decl): Fix handling of aliases.

From-SVN: r187115

re PR middle-end/53106 (Benchmarks in SPEC CPU 2006 failed to build)

PR middle-end/53106
* ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.

From-SVN: r187114

compiler: Build import tables as needed for imported interfaces.

From-SVN: r187111

Add PR rtl-optimization/52543 to changelog.

From-SVN: r187110

libatomic: Enable AM_MAINTAINER_MODE

From-SVN: r187108

dwarf2out.c (die_struct): Add comdat_type_p flag.

* dwarf2out.c (die_struct): Add comdat_type_p flag.  Use it instead of
use_debug_types to discriminate the die_id union.
(print_die, assign_symbol_names, copy_decls_walk): Likewise.
(build_abbrev_table, output_die): Likewise.
(prune_unused_types_walk_attribs): Likewise.
(generate_type_signature, copy_declaration_context): Set it.
(remove_child_or_replace_with_skeleton): Set it.
(dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
check use_debug_types.
(dwarf2out_finish): Do break_out_includes after .debug_types.

From-SVN: r187107

dwarf2out.c (modified_type_die): Use scope_die_for.

* dwarf2out.c (modified_type_die): Use scope_die_for.
(gen_type_die_with_usage, dwarf2out_finish): Likewise.
(uses_local_type_r, uses_local_type): New.
(scope_die_for): Keep a type that uses a local type in local scope.
Use get_context_die for namespace and type scope.

From-SVN: r187106

i386.c (ix86_code_end): Set DECL_IGNORED_P on the pc thunk.

* config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
pc thunk.
* dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
(dwarf2out_finish): Likewise.

From-SVN: r187105

compiler: Fix order of initialization bug with global var a, b = f().

From-SVN: r187103

acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation failure in gcc_no_link path.

        * acinclude.m4 (LIBAT_TEST_ATOMIC_BUILTIN): Handle compilation
        failure in gcc_no_link path.
        * configure: Rebuild.

From-SVN: r187102

builtins.c (get_object_alignment_1): Return whether we can determine the alignment or conservatively assume byte...

2012-05-03  Martin Jambor  <mjambor@suse.cz>

* builtins.c (get_object_alignment_1): Return whether we can determine
the alignment or conservatively assume byte alignment.  Return the
alignment by reference.  Use get_pointer_alignment_1 for dereference
alignment.
(get_pointer_alignment_1): Return whether we can determine the
alignment or conservatively assume byte alignment.  Return the
alignment by reference.  Use get_ptr_info_alignment to get SSA name
alignment.
(get_object_alignment): Update call to get_object_alignment_1.
(get_object_or_type_alignment): Likewise, fall back to type alignment
only when it returned false.
(get_pointer_alignment): Update call to get_pointer_alignment_1.
* fold-const.c (get_pointer_modulus_and_residue): Update call to
get_object_alignment_1.
* ipa-prop.c (ipa_modify_call_arguments): Update call to
get_pointer_alignment_1.
* tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
of MEM_REF or TARGET_MEM_REF only when it returns false.
* tree-ssa-ccp.c (get_value_from_alignment): Update call to
get_object_alignment_1.
(ccp_finalize): Use set_ptr_info_alignment.
* tree.h (get_object_alignment_1): Update declaration.
(get_pointer_alignment_1): Likewise.
* gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
(dump_gimple_stmt): Likewise.
* tree-flow.h (ptr_info_def): Updated comments of fields align and
misalign.
(get_ptr_info_alignment): Declared.
(mark_ptr_info_alignment_unknown): Likewise.
(set_ptr_info_alignment): Likewise.
(adjust_ptr_info_misalignment): Likewise.
* tree-ssa-address.c (copy_ref_info): Use new access functions to get
and set alignment of SSA names.
* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
mark_ptr_info_alignment_unknown.
* tree-ssanames.c (get_ptr_info_alignment): New function.
(mark_ptr_info_alignment_unknown): Likewise.
(set_ptr_info_alignment): Likewise.
(adjust_ptr_info_misalignment): Likewise.
(get_ptr_info): Call mark_ptr_info_alignment_unknown.
* tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
Likewise.
(bump_vector_ptr): Likewise.
* tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
(vectorizable_store): Likewise.
(vectorizable_load): Likewise.

From-SVN: r187101

mh-ppc-aix (LDFLAGS): Quote $(CC).

        * config/mh-ppc-aix (LDFLAGS): Quote $(CC).

From-SVN: r187100

basic-block.h (struct rtl_bb_info, [...]): Move in front of basic_block_def.

* basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
in front of basic_block_def.
(struct basic_block_def): Make il.gimple the full struct, not a
pointer.
(__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.

* cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple
members.
* gimple-iterator.c (gimple_stmt_iterator): Don't special case
NULL il.gimple, which can't happen anymore.
* gimple.h (bb_seq): il.gimple can't be NULL.
(bb_seq_add): Ditto.
(set_bb_seq): Adjust.
(gsi_start_bb, gsi_last_bb): Tidy.
* lto-streamer-in.c (make_new_block): Don't zero members that
are zeroed already, don't allocate a gimple_bb_info.
* tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
(remove_bb): Clear all il.gimple members.
(gimple_verify_flow_info): Adjust for flat il.gimple.
* tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.

* coretypes.h (const_gimple_seq): Remove typedef.
* gimple.h (gimple_seq_first): Take gimple_seq.
(gimple_seq_first_stmt): Ditto.
(gimple_seq_last): Ditto.
(gimple_seq_last_stmt): Ditto.
(gimple_seq_empty_p): Ditto.

From-SVN: r187099