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2011-07-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c: Replace v1, v2, lb, ub with
bound_one, bound_two.
From-SVN: r176902
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The CLAST produced by CLooG-ISL contains an assignment and GCC chokes
on it. The exact CLAST contains an assignment followed by an if:
scat_1 = max(0,ceild(T_4-7,8));
if (scat_1 <= min(1,floord(T_4-1,8))) {
S7(scat_1);
}
This is equivalent to a loop that iterates only once, and so CLooG
generates an assignment followed by an if instead of a loop. This is
an important optimization that was improved in ISL, that allows
if-conversion: imagine GCC having to figure out that a loop like the
following actually iterates only once, and can be converted to an if:
for (scat_1 = max(0,ceild(T_4-7,8)); scat_1 <= min(1,floord(T_4-1,8)); scat_1++)
S7(scat_1);
This patch implements the translation of CLAST assignments.
Bootstrapped and tested on amd64-linux.
2011-07-28 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/48648
* graphite-clast-to-gimple.c (clast_get_body_of_loop): Handle
CLAST assignments.
(translate_clast): Same.
(translate_clast_assignment): New.
* gcc.dg/graphite/id-pr48648.c: New.
From-SVN: r176901
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When setting gloog_error, graphite should continue code generation
without early returns, as otherwise the SSA representation would not
be complete. So set the new expression to integer_zero_node, that
would not require more SSA updates, and continue code generation as
nothing happened.
Regstrapped on amd64-linux.
2011-07-28 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/49876
* sese.c (rename_uses): Do not return false on gloog_error: set
the new_expr to integer_zero_node and continue code generation.
(graphite_copy_stmts_from_block): Remove early exit on gloog_error.
From-SVN: r176900
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2011-07-28 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/49813
* semantics.c (potential_constant_expression_1): Handle FMA_EXPR.
Checking this in for Paolo.
From-SVN: r176899
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* include/line-map.h (struct line_maps):
Remove unused field last_listed. Update all users.
From-SVN: r176898
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sloooow))
PR fortran/31067
* frontend-passes.c (optimize_minmaxloc): New function.
(optimize_expr): Call it.
* gfortran.dg/maxloc_2.f90: New test.
* gfortran.dg/maxloc_3.f90: New test.
* gfortran.dg/minloc_1.f90: New test.
* gfortran.dg/minloc_2.f90: New test.
* gfortran.dg/minloc_3.f90: New test.
* gfortran.dg/minmaxloc_7.f90: New test.
From-SVN: r176897
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2010-07-28 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/64/sfp-machine.h (_FP_W_TYPE): Always use _WIN64
version.
(_FP_WS_TYPE): Likewise.
(_FP_I_TYPE): Likewise.
From-SVN: r176894
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2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/lib/libgomp.exp (libgomp_init): Add -march=i486
for ia32 instead of ilp32.
* testsuite/libgomp.c/atomic-1.c: Require ia32 instead of ilp32.
* testsuite/libgomp.c/atomic-6.c: Likewise.
From-SVN: r176893
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stack-passed `double' parameter)
PR debug/49846
* var-tracking.c (prepare_call_arguments): For non-MODE_INT stack
arguments also check if they aren't initialized with a MODE_INT
mode of the same size.
From-SVN: r176892
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* expr.c (get_bit_range): Handle *MEM_REF's.
From-SVN: r176891
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* rtlanal.c (tablejump_p): False for returns.
* reorg.c (first_active_target_insn): New static function.
(find_end_label): Set JUMP_LABEL for a new returnjump.
(optimize_skip, get_jump_flags, rare_destination,
mostly_true_jump, get_branch_condition,
steal_delay_list_from_target, own_thread_p,
fill_simple_delay_slots, follow_jumps, fill_slots_from_thread,
fill_eager_delay_slots, relax_delay_slots, make_return_insns,
dbr_schedule): Adjust to handle ret_rtx in JUMP_LABELs.
* jump.c (delete_related_insns): Likewise.
(jump_to_label_p): New function.
(redirect_target): New static function.
(redirect_exp_1): Use it. Adjust to handle ret_rtx in JUMP_LABELS.
(redirect_jump_1): Assert that the new label is nonnull.
(redirect_jump): Likewise.
(redirect_jump_2): Check for ANY_RETURN_P rather than NULL labels.
* ifcvt.c (find_if_case_1): Take care when redirecting jumps to the
exit block.
(dead_or_predicable): Change NEW_DEST arg to DEST_EDGE. All callers
changed. Ensure that the right label is passed to redirect_jump.
* function.c (emit_return_into_block,
thread_prologue_and_epilogue_insns): Ensure new returnjumps have
ret_rtx in their JUMP_LABEL.
* print-rtl.c (print_rtx): Handle ret_rtx in a JUMP_LABEL.
* emit-rtl.c (skip_consecutive_labels): Allow the caller to
pass ret_rtx as label.
* cfglayout.c (fixup_reorder_chain): Use
force_nonfallthru_and_redirect rather than force_nonfallthru.
(duplicate_insn_chain): Copy JUMP_LABELs for returns.
* rtl.h (ANY_RETURN_P): New macro.
(jump_to_label_p): Declare.
* resource.c (find_dead_or_set_registers): Handle ret_rtx in
JUMP_LABELs.
(mark_target_live_regs): Likewise.
* basic-block.h (force_nonfallthru_and_redirect): Declare.
* cfgrtl.c (force_nonfallthru_and_redirect): No longer static.
* config/alpha/alpha.c (alpha_tablejump_addr_vec,
alpha_tablejump_best_label): Remove functions.
* config/alpha/alpha-protos.c (alpha_tablejump_addr_vec,
alpha_tablejump_best_label): Remove declarations.
* config/sh/sh.c (barrier_align, split_branches): Adjust for
ret_rtx in JUMP_LABELs.
* config/arm/arm.c (is_jump_table): Likewise.
From-SVN: r176881
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* config/i386/predicates.md (pic_32bit_opreand): Do not define as
special predicate. Remove explicit mode checks.
From-SVN: r176879
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DW_AT_data_member_location containing just...
* dwarf2out.c (resolve_addr): For -gdwarf-2 don't
optimize DW_AT_data_member_location containing just
DW_OP_plus_uconst.
From-SVN: r176878
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DW_AT_data_member_location attribute)
PR debug/49871
* dwarf2out.c (size_of_die, value_format, output_die): Use
DW_FORM_udata instead of DW_FORM_data[48] for
dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
* gcc.dg/debug/dwarf2/pr49871.c: New test.
From-SVN: r176876
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From-SVN: r176874
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2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md (*tls_global_dynamic_64): Update length
attribute.
From-SVN: r176873
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PR target/47715
* config/i386/i386.md (*tls_global_dynamic_64): Remove mode from
tls_symbolic_operand check. Update code sequence for TARGET_X32.
(tls_global_dynamic_64): Remove mode from tls_symbolic_operand check.
(tls_dynamic_gnu2_64): Ditto.
(*tls_dynamic_gnu2_lea_64): Ditto.
(*tls_dynamic_gnu2_call_64): Ditto.
(*tls_dynamic_gnu2_combine_64): Ditto.
From-SVN: r176872
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gcc/
2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
* config.gcc: Set need_64bit_hwint to yes for x86 targets.
libcpp/
2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
* configure.ac: Set need_64bit_hwint to yes for x86 targets.
* configure: Regenerated.
From-SVN: r176871
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* init.c (__gnat_error_handler): Cast reason to int.
(__gnat_install_handler): Explain sa_sigaction use.
From-SVN: r176870
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2011-07-28 H.J. Lu <hongjiu.lu@intel.com>
PR target/47364
* config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
From-SVN: r176868
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2011-07-28 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
* config/arm/vfp.md ("*movdf_vfp"): Handle the VFP constraints
before the core constraints. Adjust attributes.
(*thumb2_movdf_vfp"): Likewise.
From-SVN: r176867
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2011-07-28 Kai Tietz <ktietz@redhat.com>
* tree-vrp.c (simplify_stmt_using_ranges): Remove
TRUTH_NOT_EXPR case.
(simplify_truth_ops_using_ranges): Likewise.
(build_assert_expr_for): Likewise.
(build_assert_expr_for_1): Remove TRUTH_NOT_EXPR case
and handle BIT_NOT_EXPR for truth-operation.
From-SVN: r176866
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PR target/49313
Undo r176835 from trunk
2011-07-27 Georg-Johann Lay
From-SVN: r176865
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From-SVN: r176863
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PR target/49687
* config/avr/t-avr (LIB1ASMFUNCS): Remove _xmulhisi3_exit.
Add _muluhisi3, _mulshisi3, _usmulhisi3.
* config/avr/libgcc.S (__mulsi3): Rewrite.
(__mulhisi3): Rewrite.
(__umulhisi3): Rewrite.
(__usmulhisi3): New.
(__muluhisi3): New.
(__mulshisi3): New.
(__mulohisi3): New.
(__mulqi3, __mulqihi3, __umulqihi3, __mulhi3): Use DEFUN/ENDF to
declare.
* config/avr/predicates.md (pseudo_register_operand): Rewrite.
(pseudo_register_or_const_int_operand): New.
(combine_pseudo_register_operand): New.
(u16_operand): New.
(s16_operand): New.
(o16_operand): New.
* config/avr/avr.c (avr_rtx_costs): Handle costs for mult:SI.
* config/avr/avr.md (QIHI, QIHI2): New mode iterators.
(any_extend, any_extend2): New code iterators.
(extend_prefix): New code attribute.
(mulsi3): Rewrite. Turn insn to expander.
(mulhisi3): Ditto.
(umulhisi3): Ditto.
(usmulhisi3): New expander.
(*mulsi3): New insn-and-split.
(mulu<mode>si3): New insn-and-split.
(muls<mode>si3): New insn-and-split.
(mulohisi3): New insn-and-split.
(*uumulqihisi3, *uumulhiqisi3, *uumulhihisi3, *uumulqiqisi3,
*usmulqihisi3, *usmulhiqisi3, *usmulhihisi3, *usmulqiqisi3,
*sumulqihisi3, *sumulhiqisi3, *sumulhihisi3, *sumulqiqisi3,
*ssmulqihisi3, *ssmulhiqisi3, *ssmulhihisi3, *ssmulqiqisi3): New
insn-and-split.
(*mulsi3_call): Rewrite.
(*mulhisi3_call): Rewrite.
(*umulhisi3_call): Rewrite.
(*usmulhisi3_call): New insn.
(*muluhisi3_call): New insn.
(*mulshisi3_call): New insn.
(*mulohisi3_call): New insn.
(extendqihi2): Use combine_pseudo_register_operand as predicate
for operand 1.
(extendqisi2): Ditto.
(zero_extendqihi2): Ditto.
(zero_extendqisi2): Ditto.
(zero_extendhisi2): Ditto.
(extendhisi2): Ditto. Don't early-clobber operand 0.
From-SVN: r176862
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if stopped on the instruction that saves r2 in a plt call stub.
* config/rs6000/linux-unwind.h (frob_update_context <__powerpc64__>):
Leave r2 REG_UNSAVED if stopped on the instruction that saves r2
in a plt call stub. Do restore r2 if stopped on bctrl.
From-SVN: r176861
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* config/i386/i386.c (add->lea splitter): Add SWI mode to PLUS RTX.
From-SVN: r176860
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away.
* gcc.target/i386/i386.exp (check_effective_target_bmi): Make sure
the builtin isn't optimized away.
From-SVN: r176859
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From-SVN: r176856
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2011-07-27 Tobias Burnus <burnus@net-b.de>
PR fortran/45586
* trans-types.c (gfc_get_derived_type): Ensure that pointer
component types are marked as nonrestricted.
2011-07-27 Tobias Burnus <burnus@net-b.de>
PR fortran/45586
* gfortran.dg/lto/pr45586-2_0.f90: New.
From-SVN: r176852
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PR middle-end/49875
* c-c++-common/cxxbitfields-4.c: Check for smaller than long
moves.
* c-c++-common/cxxbitfields-5.c: Same.
From-SVN: r176848
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2011-07-27 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/49813
* include/c_global/cmath: Use _GLIBCXX_CONSTEXPR and constexpr.
From-SVN: r176847
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* lib/target-supports.exp (check_effective_target_mmap): Use
check_function_available.
From-SVN: r176846
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template_decl built out of it.
Propagate the source location of a template's function_decl to the
template_decl built out of it. Without this, specializations
generated before the template was defined get the location of the
closing ')' instead of the location of the template's name, which can
produce inconsistent locations between translation units, which makes
gold's ODR checker unhappy.
* gcc/cp/pt.c (build_template_decl): Copy the function_decl's source
location to the new template_decl.
* gcc/testsuite/g++.old-deja/g++.pt/crash60.C: Updated.
* libstdc++-v3/testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Updated.
From-SVN: r176845
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PR target/49866
* gcc.target/i386/pr49866.c: New test.
From-SVN: r176842
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2011-07-27 Yukhin Kirill <kirill.yukhin@intel.com>
* gcc.target/i386/i386.exp (check_effective_target_bmi): New.
* gcc.target/i386/bmi-andn-1.c: New test.
* gcc.target/i386/bmi-andn-1a.c: Likewise.
* gcc.target/i386/bmi-andn-2.c: Likewise.
* gcc.target/i386/bmi-andn-2a.c: Likewise.
* gcc.target/i386/bmi-bextr-1.c: Likewise.
* gcc.target/i386/bmi-bextr-1a.c: Likewise.
* gcc.target/i386/bmi-bextr-2.c: Likewise.
* gcc.target/i386/bmi-bextr-2a.c: Likewise.
* gcc.target/i386/bmi-blsi-1.c: Likewise.
* gcc.target/i386/bmi-blsi-1a.c: Likewise.
* gcc.target/i386/bmi-blsi-2.c: Likewise.
* gcc.target/i386/bmi-blsi-2a.c: Likewise.
* gcc.target/i386/bmi-blsmsk-1.c: Likewise.
* gcc.target/i386/bmi-blsmsk-1a.c: Likewise.
* gcc.target/i386/bmi-blsmsk-2.c: Likewise.
* gcc.target/i386/bmi-blsmsk-2a.c: Likewise.
* gcc.target/i386/bmi-blsr-1.c: Likewise.
* gcc.target/i386/bmi-blsr-1a.c: Likewise.
* gcc.target/i386/bmi-blsr-2.c: Likewise.
* gcc.target/i386/bmi-blsr-2a.c: Likewise.
* gcc.target/i386/bmi-tzcnt-1.c: Likewise.
* gcc.target/i386/bmi-tzcnt-1a.c: Likewise.
* gcc.target/i386/bmi-tzcnt-2.c: Likewise.
* gcc.target/i386/bmi-tzcnt-2a.c: Likewise.
From-SVN: r176840
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2011-07-27 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/49471
* tree-ssa-loop-manip.c (canonicalize_loop_ivs): Build an unsigned
iv only when the largest type is unsigned. Do not call
lang_hooks.types.type_for_size.
* testsuite/libgomp.graphite/force-parallel-1.c: Un-xfail.
* testsuite/libgomp.graphite/force-parallel-2.c: Adjust pattern.
From-SVN: r176838
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2011-07-27 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/45450
* graphite-poly.c (apply_poly_transforms): Disable legality check
after an openscop read.
From-SVN: r176837
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2011-07-27 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/47691
* graphite-clast-to-gimple.c (translate_clast_user): Update use of
copy_bb_and_scalar_dependences.
* sese.c (rename_uses): Do not call gcc_assert. Set gloog_error.
(graphite_copy_stmts_from_block): Update call to rename_uses.
(copy_bb_and_scalar_dependences): Update call to
graphite_copy_stmts_from_block.
* sese.h (copy_bb_and_scalar_dependences): Update declaration.
* gfortran.dg/graphite/id-pr47691.f: New.
From-SVN: r176836
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PR target/49313
* config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
(__ctzsi2): Result for 0 may be undefined.
(__ctzhi2): Result for 0 may be undefined.
(__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
(__popcountsi2): Ditto. And don't clobber r26.
(__popcountdi2): Ditto. And don't clobber r27.
* config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
(parityhi2): New expand.
(paritysi2): New expand.
(popcounthi2): New expand.
(popcountsi2): New expand.
(clzhi2): New expand.
(clzsi2): New expand.
(ctzhi2): New expand.
(ctzsi2): New expand.
(ffshi2): New expand.
(ffssi2): New expand.
(copysignsf3): New insn.
(bswapsi2): New expand.
(*parityhi2.libgcc): New insn.
(*parityqihi2.libgcc): New insn.
(*paritysihi2.libgcc): New insn.
(*popcounthi2.libgcc): New insn.
(*popcountsi2.libgcc): New insn.
(*popcountqi2.libgcc): New insn.
(*popcountqihi2.libgcc): New insn-and-split.
(*clzhi2.libgcc): New insn.
(*clzsihi2.libgcc): New insn.
(*ctzhi2.libgcc): New insn.
(*ctzsihi2.libgcc): New insn.
(*ffshi2.libgcc): New insn.
(*ffssihi2.libgcc): New insn.
(*bswapsi2.libgcc): New insn.
From-SVN: r176835
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symbolic_opreand RTXes.
* config/i386/i386.c (ix86_expand_move): Do not explicitly check
the mode of symbolic_opreand RTXes.
From-SVN: r176834
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* config/i386/predicates.md (x86_64_movabs_operand): Reject
pic32_bit_operand operands.
* config/i386/i386.c (ix86_expand_move): Check x86_64_movabs_operand
in DImode.
From-SVN: r176833
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* gcc.target/i386/avx-os-support.h: New.
* gcc.target/i386/avx-check.h: Include avx-os-support.h
(main): Check avx_os_support before the test is run.
* gcc.target/i386/aes-avx-check.h: Ditto.
* gcc.target/i386/pclmul-avx-check.h: Ditto.
From-SVN: r176829
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* config/i386/i386.c (ix86_option_override_internal): Allow -mabi
for 32-bit, too.
(ix86_handle_abi_attribute): Allow function attributes
ms_abi/sysv_abi in 32-bit mode, too.
* doc/extend.texi: Adjust attribute documentation.
* gcc.target/i386/aggregate-ret3.c: New test.
* gcc.target/i386/aggregate-ret4.c: New test.
From-SVN: r176828
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2011-07-27 Kai Tietz <ktietz@redhat.com>
* gimple-fold.c (or_comparisons_1): Remove TRUTH_AND/OR
expression handling.
(and_var_with_comparison_1): Likewise.
From-SVN: r176827
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* params.h (ALLOW_STORE_DATA_RACES): New.
* params.def (PARAM_ALLOW_STORE_DATA_RACES): New.
* Makefile.in (expr.o): Depend on PARAMS_H.
* machmode.h (get_best_mode): Add argument.
* fold-const.c (optimize_bit_field_compare): Add argument to
get_best_mode.
(fold_truthop): Same.
* ifcvt.c (noce_emit_move_insn): Add argument to store_bit_field.
* expr.c (emit_group_store): Same.
(copy_blkmode_from_reg): Same.
(write_complex_part): Same.
(optimize_bitfield_assignment_op): Add argument.
Add argument to get_best_mode.
(get_bit_range): New.
(expand_assignment): Calculate maxbits and pass it down
accordingly.
(store_field): New argument.
(expand_expr_real_2): New argument to store_field.
Include params.h.
* expr.h (store_bit_field): New argument.
* stor-layout.c (get_best_mode): Restrict mode expansion by taking
into account maxbits.
* calls.c (store_unaligned_arguments_into_pseudos): New argument
to store_bit_field.
* expmed.c (store_bit_field_1): New argument. Use it.
(store_bit_field): Same.
(store_fixed_bit_field): Same.
(store_split_bit_field): Same.
(extract_bit_field_1): Pass new argument to get_best_mode.
(extract_bit_field): Same.
* stmt.c (store_bit_field): Pass new argument to store_bit_field.
* doc/invoke.texi: Document parameter allow-store-data-races.
From-SVN: r176824
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allocated vars)
2011-07-26 Daniel Carrera <dcarrera@gmail.com>
PR fortran/49755
* trans.c (gfc_allocate_using_malloc): Change function signature.
Return nothing. New parameter "pointer". Eliminate temorary variables.
(gfc_allocate_using_lib): Ditto.
(gfc_allocate_allocatable): Ditto. Update call to gfc_allocate_using_lib
and gfc_allocate_using_malloc. Do not free and then reallocate a
variable that is already allocated.
(gfc_likely): New function. Basedon gfc_unlikely.
* trans-array.c (gfc_array_init_size): New parameter "descriptor_block".
Instructions to modify the array descriptor are stored in this block
while other instructions continue to be stored in "pblock".
(gfc_array_allocate): Update call to gfc_array_init_size. Move the
descriptor_block so that the array descriptor is only updated if
the array was allocated successfully.
Update calls to gfc_allocate_allocatable and gfc_allocate_using_malloc.
* trans.h (gfc_allocate_allocatable): Change function signature.
Function now returns void.
(gfc_allocate_using_lib): Ditto, and new function parameter.
(gfc_allocate_using_malloc): Ditto.
* trans-openmp.c (gfc_omp_clause_default_ctor,
gfc_omp_clause_copy_ctor,gfc_trans_omp_array_reduction): Replace a call
to gfc_allocate_allocatable with gfc_allocate_using_malloc.
* trans-stmt.c (gfc_trans_allocate): Update function calls for
gfc_allocate_allocatable and gfc_allocate_using_malloc.
2011-07-26 Daniel Carrera <dcarrera@gmail.com>
PR fortran/49755
* gfortran.dg/multiple_allocation_1.f90: Fix test. Allocating an
allocated array should *not* change its size.
* gfortran.dg/multiple_allocation_3.f90: New test.
From-SVN: r176822
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copy of the string.
* dwarf2out.c (output_macinfo_op): Ensure fd->filename points
to GC allocated copy of the string.
(dwarf2out_finish): Emit .debug_macinfo or .debug_macro sections
before .debug_line, not after it.
From-SVN: r176819
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add new bitwise-cases.
2011-07-27 Kai Tietz <ktietz@redhat.com>
* tree-vrp.c (extract_range_from_binary_expr): Remove
TRUTH-binary cases and add new bitwise-cases.
(extract_range_from_assignment): Likewise.
(register_edge_assert_for_1): Likeiwise.
(register_edge_assert_for): Likewise.
(simplify_truth_ops_using_ranges): Likewise.
(simplify_stmt_using_ranges): Likewise.
From-SVN: r176818
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From-SVN: r176816
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