2015-05-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/66123
* tree-ssa-dom.c (propagate_rhs_into_lhs): Check if we found
a taken edge.
* gcc.dg/torture/pr66123.c: New testcase.
From-SVN: r223130
2015-05-13 Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>
* doc/install.texi: Bump latest automake 1.11 version to 1.11.6.
* aclocal.m4: Regenerated with automake-1.11.6.
From-SVN: r223122
libcpp/ChangeLog:
* include/line-map.h (linemap_assert): Move up within the file to
before all of the map accessor macros.
(linemap_assert_fails): Likewise.
(linemap_check_ordinary): Likewise.
(linemap_macro_expansion_map_p): Likewise.
From-SVN: r223121
2015-05-13 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/66010
* gimplify.h (gimplify_va_arg_internal): Remove declaration.
* gimplify.c (gimplify_va_arg_internal): Remove and inline into ...
* tree-stdarg.c (expand_ifn_va_arg_1): ... here. Choose between lval
and rval based on do_deref.
From-SVN: r223120
gcc/
PR target/65103
* config/i386/i386.c (ix86_rtx_costs): We want to propagate
link time constants into adress expressions and therefore set
their cost to 0.
gcc/testsuite/
PR target/65103
* gcc.target/i386/pr65103-3.c: New.
From-SVN: r223119
PR target/66112
* config/i386/i386.md (mulv<mode>4, umulv<mode>4, *umulv<mode>4):
Use SWI248 iterator instead of SWI.
(*mulv<mode>4_1): Use SWI48 instead of SWI. Simplify output template.
Use eq_attr "alternative" "0" instead of match_test in
length_immediate attribute computation.
(*mulvhi4, *mulvhi4_1): New define_insns.
* gcc.target/i386/pr66112-2.c: New test.
From-SVN: r223116
PR target/66112
* internal-fn.c (get_min_precision): Use UNSIGNED instead of
SIGNED to get precision of non-negative value.
* gcc.target/i386/pr66112-1.c: New test.
From-SVN: r223115
2015-05-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
gcc/
PR rtl-optimization/64616
* loop-invariant.c (can_move_invariant_reg): New.
(move_invariant_reg): Call above new function to decide whether
instruction can just be moved, skipping creation of temporary
register.
gcc/testsuite/
PR rtl-optimization/64616
* gcc.dg/loop-8.c: New test.
* gcc.dg/loop-9.c: New test.
From-SVN: r223113
PR target/66047
* i386.c (ix86_function_sseregparm): Only return -1 if local function
with implied regparm is called from -mno-sse function.
(init_cumulative_args): Output error if ix86_function_sseregparm
return -1 and SSE register would be needed.
(function_arg_advance_32): Likewise.
(function_arg_32): Likewise.
* i386.h (ix86_args): Add decl field.
* gcc.target/i386/pr66047.c: New testcase.
From-SVN: r223111
PR ipa/65873
* ipa-inline.c (can_inline_edge_p): Allow early inlining of always
inlines across optimization boundary.
* testsuite/gcc.c-torture/compile/pr65873.c: New testcase.
From-SVN: r223108
gcc/
* config/mmix/mmix.c, config/msp430/msp430.c: Add space between
string literal and macro name.
gcc/ada/
* sigtramp-vxworks.c: Add space between string literal and macro
name.
From-SVN: r223106
2015-05-12 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/66111
* frontend-passes.c (has_dimen_vector_ref): New function.
(inline_matmul_assign): Use it to return early in case
of unhandled vector subscripts.
2015-05-12 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/66111
* gfortran.dg/inline_matmul_10.f90: New test.
From-SVN: r223099
gcc/ChangeLog:
* doc/invoke.texi (Warning Options): Add -Wmisleading-indentation.
(-Wmisleading-indentation): New option.
* Makefile.in (C_COMMON_OBJS): Add c-family/c-indentation.o.
gcc/c-family/ChangeLog:
* c-common.h (warn_for_misleading_indentation): New prototype.
* c-indentation.c: New file.
* c.opt (Wmisleading-indentation): New option.
gcc/c/ChangeLog:
* c-parser.c (c_parser_if_body): Add param "if_loc", use it
to add a call to warn_for_misleading_indentation.
(c_parser_else_body): Likewise, adding param "else_loc".
(c_parser_if_statement): Check for misleading indentation.
(c_parser_while_statement): Likewise.
(c_parser_for_statement): Likewise.
gcc/cp/ChangeLog:
* parser.c (cp_parser_selection_statement): Add location and
guard_kind arguments to calls to
cp_parser_implicitly_scoped_statement.
(cp_parser_iteration_statement): Likewise for calls to
cp_parser_already_scoped_statement.
(cp_parser_implicitly_scoped_statement): Add "guard_loc" and
"guard_kind" params; use them to warn for misleading
indentation.
(cp_parser_already_scoped_statement): Likewise.
gcc/testsuite/ChangeLog:
* c-c++-common/Wmisleading-indentation.c: New testcase.
* c-c++-common/Wmisleading-indentation-2.c: New testcase.
* c-c++-common/Wmisleading-indentation-2.md: New file.
libcpp/ChangeLog:
* directives.c (do_line): Set seen_line_directive on line_table.
(do_linemarker): Likewise.
* include/line-map.h (struct line_maps): Add new field
"seen_line_directive".
From-SVN: r223098
2015-05-12 Andrew MacLeod <amacleod@redhat.com>
PR target/65697
* coretypes.h (MEMMODEL_SYNC, MEMMODEL_BASE_MASK): New macros.
(enum memmodel): Add SYNC_{ACQUIRE,RELEASE,SEQ_CST}.
* tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
is_mm_consume,is_mm_acquire, is_mm_release, is_mm_acq_rel,
is_mm_seq_cst, is_mm_sync): New accessor functions.
* builtins.c (expand_builtin_sync_operation,
expand_builtin_compare_and_swap): Use MEMMODEL_SYNC_SEQ_CST.
(expand_builtin_sync_lock_release): Use MEMMODEL_SYNC_RELEASE.
(get_memmodel, expand_builtin_atomic_compare_exchange,
expand_builtin_atomic_load, expand_builtin_atomic_store,
expand_builtin_atomic_clear): Use new accessor routines.
(expand_builtin_sync_synchronize): Use MEMMODEL_SYNC_SEQ_CST.
* optabs.c (expand_compare_and_swap_loop): Use MEMMODEL_SYNC_SEQ_CST.
(maybe_emit_sync_lock_test_and_set): Use new accessors and
MEMMODEL_SYNC_ACQUIRE.
(expand_sync_lock_test_and_set): Use MEMMODEL_SYNC_ACQUIRE.
(expand_mem_thread_fence, expand_mem_signal_fence, expand_atomic_load,
expand_atomic_store): Use new accessors.
* emit-rtl.c (need_atomic_barrier_p): Add additional enum cases.
* tsan.c (instrument_builtin_call): Update check for memory model beyond
final enum to use MEMMODEL_LAST.
* c-family/c-common.c: Use new accessor for memmodel_base.
* config/aarch64/aarch64.c (aarch64_expand_compare_and_swap): Use new
accessors.
* config/aarch64/atomics.md (atomic_load<mode>,atomic_store<mode>,
arch64_load_exclusive<mode>, aarch64_store_exclusive<mode>,
mem_thread_fence, *dmb): Likewise.
* config/alpha/alpha.c (alpha_split_compare_and_swap,
alpha_split_compare_and_swap_12): Likewise.
* config/arm/arm.c (arm_expand_compare_and_swap,
arm_split_compare_and_swap, arm_split_atomic_op): Likewise.
* config/arm/sync.md (atomic_load<mode>, atomic_store<mode>,
atomic_loaddi): Likewise.
* config/i386/i386.c (ix86_destroy_cost_data, ix86_memmodel_check):
Likewise.
* config/i386/sync.md (mem_thread_fence, atomic_store<mode>): Likewise.
* config/ia64/ia64.c (ia64_expand_atomic_op): Add new memmodel cases and
use new accessors.
* config/ia64/sync.md (mem_thread_fence, atomic_load<mode>,
atomic_store<mode>, atomic_compare_and_swap<mode>,
atomic_exchange<mode>): Use new accessors.
* config/mips/mips.c (mips_process_sync_loop): Likewise.
* config/pa/pa.md (atomic_loaddi, atomic_storedi): Likewise.
* config/rs6000/rs6000.c (rs6000_pre_atomic_barrier,
rs6000_post_atomic_barrier): Add new cases.
(rs6000_expand_atomic_compare_and_swap): Use new accessors.
* config/rs6000/sync.md (mem_thread_fence): Add new cases.
(atomic_load<mode>): Add new cases and use new accessors.
(store_quadpti): Add new cases.
* config/s390/s390.md (mem_thread_fence, atomic_store<mode>): Use new
accessors.
* config/sparc/sparc.c (sparc_emit_membar_for_model): Use new accessors.
* doc/extend.texi: Update docs to indicate 16 bits are used for memory
model, not 8.
From-SVN: r223096
* ipa-devirt.c (type_with_linkage_p): New function.
(type_in_anonymous_namespace_p): Move here from tree.c; assert that
type has linkage.
(odr_type_p): Move here from ipa-utils.h; use type_with_linkage_p.
(can_be_name_hashed_p): Simplify.
(hash_odr_name): Check that type has linkage before checking if it is
anonymous.
(types_same_for_odr): Likewise.
(odr_name_hasher::equal): Likewise.
(odr_subtypes_equivalent_p): Likewise.
(warn_types_mismatch): Likewise.
(get_odr_type): Likewise.
(odr_types_equivalent_p): Fix checking of TYPE_MAIN_VARIANT.
* ipa-utils.h (odr_type_p): Move offline.
* tree.c (need_assembler_name_p): Fix handling of types
without linkages.
(type_in_anonymous_namespace_p): Move to ipa-devirt.c
From-SVN: r223094
gcc/ChangeLog:
* timevar.c (timevar_enable): Delete in favor of...
(g_timer): New global.
(struct timevar_def): Move to timevar.h inside class timer.
(struct timevar_stack_def): Likewise.
(timevars): Delete global in favor of field "m_timevars" within
class timer in timevar.h
(stack): Likewise, in favor of field "m_stack".
(unused_stack_instances): Likewise, in favor of field
"m_unused_stack_instances".
(start_time): Likewise, in favor of field "m_start_time".
(get_time): Eliminate check for timevar_enable.
(timer::timer): New function, built from part of timevar_init.
(timevar_init): Rewrite idempotency test from using
"timevar_enable" bool to using dynamic allocation of "g_timer".
Move rest of implementation into timer's constructor.
(timevar_push_1): Rename to...
(timer::push): ...this, adding "m_" prefixes to variables that
are now fields of timer.
(timevar_pop_1): Likewise, rename to...
(timer::pop): ...this, and add "m_" prefixes.
(timevar_start): Replace test for "timevar_enable" with one for
"g_timer", and move bulk of implementation to...
(timer::start): ...here, adding "m_" prefixes.
(timevar_stop): Likewise, from here...
(timer::stop): ...to here.
(timevar_cond_start): Likewise, from here...
(timer::cond_start): ...to here.
(timevar_cond_stop): Likewise, from here...
(timer::cond_stop): ...to here.
(validate_phases): Rename to...
(timer::validate_phases): ...this, and add "m_" prefixes. Make
locals "total" and "tv" const.
(timevar_print): Rename to...
(timer::print): ...this, and add "m_" prefixes. Make locals
"total" and "tv" const. Eliminate test for timevar_enable.
* timevar.h (timevar_enable): Eliminate.
(g_timer): New declaration.
(timevar_push_1): Eliminate.
(timevar_pop_1): Eliminate.
(timevar_print): Eliminate.
(class timer): New class.
(timevar_push): Rewrite to use g_timer.
(timevar_pop): Likewise.
* toplev.c (toplev::~toplev): Likewise.
From-SVN: r223092
2015-05-12 Tom de Vries <tom@codesourcery.com>
* check_GNU_style.sh: Don't use a filename prefix if we're only
processing one patch file.
From-SVN: r223084
2015-05-12 Ed Schonberg <schonberg@adacore.com>
* sem_ch5.adb (Analyze_Iterator_Specifications): Additional
legality checks for array and container iterators:
a) The domain of iteration cannot be a component that depends
on discriminants of a mutable object. The check was recently
added for element iterators.
b) The cursor type cannot be a limited type at the point of the
iteration, because the cursor will be assigned to in the body
of the loop.
2015-05-12 Robert Dewar <dewar@adacore.com>
* freeze.adb (Freeze_Record_Type): Make sure that if we have
aspect Iterator_Element, then we have either Constant_Indexing
or Variable_Indexing.
From-SVN: r223077
2015-05-12 Ed Schonberg <schonberg@adacore.com>
* a-coormu.ads, a-coormu.adb: Add Indexing aspect, Reference_Type,
and Reference_Control_Type to support element iterators over
ordered multisets.
* a-ciormu.ads, a-ciormu.adb: Ditto for
indefinite_ordered_multisets.
2015-05-12 Hristian Kirtchev <kirtchev@adacore.com>
* exp_ch4.adb (Expand_N_Expression_With_Actions): Force
the evaluation of the EWA expression. Code cleanup.
(Process_Transient_Object): Code cleanup.
* exp_util.adb (Is_Aliased): Controlled transient objects found
within EWA nodes are not aliased.
(Is_Finalizable_Transient): Iterators are not finalizable transients.
From-SVN: r223076
2015-05-12 Robert Dewar <dewar@adacore.com>
* sem_prag.adb (Process_Atomic_Independent_Shared_Volatile):
Don't allow Atomic and Volatile_Full_Access for the same entity.
2015-05-12 Ed Schonberg <schonberg@adacore.com>
* sem_ch5.adb (Analyze_Iterator_Specification): Implement new
semantics and safety checks specified in AI12-0151.
From-SVN: r223075
Michael Haubenwallner
Richard Biener
David Malcolm
Tom de Vries
Ilya Enkovich
Martin Liska
Jakub Jelinek
Thomas Preud'homme
Jan Hubicka
Jason Merrill
GCC Administrator
Steve Ellcey
Ian Lance Taylor
Thomas Koenig
Uros Bizjak
Andrew MacLeod
Richard Earnshaw
Sandra Loosemore
Chung-Lin Tang
Yury Gribov
Arnaud Charlet