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
2015-05-12 Pierre-Marie de Rodat <derodat@adacore.com>
* sem_ch10.adb (Sem_Ch10.Analyze_Proper_Body): Generate SCOs
for subunit in generic units.
2015-05-12 Robert Dewar <dewar@adacore.com>
* sem_elab.adb (Check_A_Call): Avoid checking internal call
from Valid_Scalars
2015-05-12 Ed Schonberg <schonberg@adacore.com>
* sem_ch6.adb (Process_Formals): An untagged incomplete type
is legal in the profile of a null procedure.
2015-05-12 Ed Schonberg <schonberg@adacore.com>
* sem_ch12.adb (Validate_Derived_Type_Instance): Handle properly
the checks on a derived formal whose parent type is a previous
formal that is not a derived type.
2015-05-12 Robert Dewar <dewar@adacore.com>
* aspects.ads, aspects.adb: Add entries for aspect Volatile_Full_Access
* einfo.adb (Has_Volatile_Full_Access): New flag.
(Has_Volatile_Full_Access): New flag.
* einfo.ads (Has_Volatile_Full_Access): New flag.
* par-prag.adb: Add dummy entry for Volatile_Full_Access.
* sem_prag.adb (Analyze_Pragma, case Volatile_Full_Access):
Implement new pragma.
* snames.ads-tmpl: Add entries for pragma Volatile_Full_Access.
2015-05-12 Robert Dewar <dewar@adacore.com>
* targparm.ads: Minor reformatting.
2015-05-12 Robert Dewar <dewar@adacore.com>
* a-reatim.adb (Time_Of): Properly detect overflow when TS = 0.0.
* a-reatim.ads: Minor reformatting.
From-SVN: r223074
