Sanjoy Das [Tue, 29 Nov 2011 19:10:50 +0000 (19:10 +0000)]
compiler: Define and use backend-independent Location class.
From Sanjoy Das.
* go-location.h: New file.
* go-linemap.cc: New file.
* go-gcc.cc: Change all uses of source_location to Location.
* Make-lang.in (GO_OBJS): Add go/go-linemap.o.
(GO_LINEMAP_H): New variable.
(GO_LEX_H): Use $(GO_LINEMAP_H).
(GO_GOGO_H, GO_TYPES_H, GO_IMPORT_H): Likewise.
(go/go-linemap.o): New target.
Co-Authored-By: Ian Lance Taylor <iant@google.com>
From-SVN: r181813
Thomas Koenig [Tue, 29 Nov 2011 17:49:24 +0000 (17:49 +0000)]
re PR fortran/40958 (module files too large)
2011-11-29 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/40958
* module.c (prev_module_line): New variable.
(prev_module_column): New variable.
(prev_character): New variable.
(module_char): Update the new variables.
(module_unget_char): New function.
(parse_string): Use module_unget_char.
(parse_integer): Likewise.
(parse_name): Likewise.
Bernd Schmidt [Tue, 29 Nov 2011 15:58:05 +0000 (15:58 +0000)]
haifa-sched.c (recompute_todo_spec): Simplify and correct the code checking for a clobber of a condition register...
* haifa-sched.c (recompute_todo_spec): Simplify and correct the
code checking for a clobber of a condition register when deciding
whether to predicate.
Diego Novillo [Tue, 29 Nov 2011 14:16:16 +0000 (09:16 -0500)]
gimple.c (gimple_call_set_cannot_inline): Move from gimple.h.
* gimple.c (gimple_call_set_cannot_inline): Move from gimple.h.
Update field call_stmt_cannot_inline_p from call graph edge, if
needed.
* gimple.h (gimple_call_set_cannot_inline): Move to gimple.c.
Tobias Burnus [Tue, 29 Nov 2011 09:57:40 +0000 (10:57 +0100)]
re PR fortran/51306 (MOVE_ALLOC: Make more middle end friendlier)
2011-11-29 Tobias Burnus <burnus@net-b.de>
PR fortran/51306
PR fortran/48700
* check.c (gfc_check_move_alloc): Make sure that from/to
are both polymorphic or neither.
* trans-intrinsic.c (conv_intrinsic_move_alloc): Cleanup,
generate inline code.
François Dumont [Tue, 29 Nov 2011 07:45:58 +0000 (07:45 +0000)]
hashtable.h (_Hashtable<>::_M_rehash): Remove code useless now that the hashtable implementation put the hash code in...
2011-11-29 François Dumont <fdumont@gcc.gnu.org>
* include/bits/hashtable.h (_Hashtable<>::_M_rehash): Remove code
useless now that the hashtable implementation put the hash code in
cache if the hash functor throws.
* testsuite/23_containers/unordered_set/erase/1.cc: Enhance test by
checking also distance between begin and end iterators to validate
underlying data model.
* testsuite/23_containers/unordered_multiset/erase/1.cc: Likewise.
* testsuire/23_containers/unordered_map/erase/1.cc: Likewise.
* testsuite/23_containers/unordered_multimap/erase/1.cc: Likewise.
* testsuite/23_containers/unordered_multiset/erase/2.cc: New.
* testsuite/23_containers/unordered_multimap/erase/2.cc: New.
Ira Rosen [Tue, 29 Nov 2011 07:00:53 +0000 (07:00 +0000)]
re PR tree-optimization/51301 (Compiler ICE in vect_is_simple_use_1)
PR tree-optimization/51301
* tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
that the last statement doesn't convert to a bigger type than the
original type of the computation.
rs6000.c (rs6000_expand_atomic_compare_and_swap): Get new pseudo for target after convert_modes.
* config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): Get
new pseudo for target after convert_modes.
(rs6000_expand_atomic_exchange, rs6000_expand_atomic_op): Likewise.
Andrew MacLeod [Mon, 28 Nov 2011 20:28:23 +0000 (20:28 +0000)]
c-family
* c-cpp-builtin.c (cpp_atomic_builtins):New. Emit all atomic
predefines in one place. Add LOCK_FREE predefines.
(c_cpp_builtins): Move Legacy HAVE_SYNC predefines to
new func.
libstdc++-v3
* include/bits/atomic_base.h (ATOMIC_*_LOCK_FREE): Use new cpp
predefined macros.
* testsuite/29_atomics/headers/atomic/macros.cc: Add BOOL and POINTER
macro checks. Check for expected compile time values.
Ian Lance Taylor [Mon, 28 Nov 2011 05:44:31 +0000 (05:44 +0000)]
generic-morestack.c (__splitstack_find): Check for NULL old stack value.
* generic-morestack.c (__splitstack_find): Check for NULL old
stack value.
(__splitstack_resetcontext): New function.
(__splitstack_releasecontext): New function.
* libgcc-std.ver.in: Add new functions to GCC_4.7.0.
gcc/
* config/mips/mips-protos.h (mips_emit_binary): Declare.
* config/mips/mips.c (mips_emit_binary): Make global.
(mips_set_mips16_mode): Turn off -mfix-r4000 in MIPS16 mode.
(mips_conditional_register_usage): Don't treat LO and HI as
register operands in MIPS16 mode.
(mips_mulsidi3_gen_fn): Use {u,}mulsidi3_{32,64}bit_mips16
for MIPS16 code.
* config/mips/predicates.md (muldiv_target_operand): New predicate.
(move_operand): Allow hilo_operand.
* config/mips/mips.md (mul<mode>3): Explicitly specify LO as the
target of MIPS16 multiplies, then move it into the target register.
(mul<mode>3_internal, *macc2, *msac2): Use muldiv_target_operand.
(<u>mulsidi3_32bit_mips16): New expander.
(<u>mulsidi3_32bit): Use muldiv_target_operand.
(<u>mulsidi3_32bit_r4000): Disable for ISA_HAS_DSP.
(<u>mulsidi3_64bit): Require !TARGET_MIPS16. Split into
<u>mulsidi3_64bit_split.
(<u>mulsidi3_64bit_mips16): New expander.
(<u>mulsidi3_64bit_split): Likewise, using expansions from
two previous define_splits.
(<u>mulsidi3_64bit_hilo, *muls<u>_di, <u>msubsidi4): Use
muldiv_target_operand.
(<su>mulsi3_highpart): Use <su>mulsi3_highpart_split for MIPS16 code.
(<su>mulsi3_highpart_internal): Require !TARGET_MIPS16.
Split into <su>mulsi3_highpart_split.
(<su>mulsi3_highpart_split): New expander.
(<su>muldi3_highpart): Turn into a define_expand.
Use <su>muldi3_highpart_split for MIPS16 code.
(<su>muldi3_highpart_internal): Renamed from <su>muldi3_highpart.
Require !TARGET_MIPS16. Split into <su>muldi3_highpart_split.
(<su>muldi3_highpart_split): New expander.
(<u>mulditi3): Explicitly specify LO as the target of MIPS16
multiplies, then move it into the target register.
(<u>mulditi3_internal, <u>maddsidi4): Use muldiv_target_operand.
(divmod<mode>4, udivmod<mode>4): Turn into define_expands.
Use <u>divmod<mode>4_split for MIPS16 code, then explicitly
move LO into operand 0.
(divmod<mode>4_internal, udivmod<mode>4_internal): Renamed
from <u>divmod<mode>4. Use muldiv_target_operand.
Require !TARGET_MIPS16. Split into <u>divmod<mode>4_split.
(<u>divmod<mode>4_split): New expander.
(<u>divmod<GPR:mode>4_hilo_<HILO:mode>): Use muldiv_target_operand.
(mfhi<GPR:mode>_<HILO:mode>): Use hilo_operand.
hard-reg-set.h (target_hard_regs): Add x_accessible_reg_set and x_operand_reg_set.
gcc/
* hard-reg-set.h (target_hard_regs): Add x_accessible_reg_set
and x_operand_reg_set.
(accessible_reg_set, operand_reg_set): New macros.
* reginfo.c (init_reg_sets): Initialize accessible_reg_set and
operand_reg_set.
(saved_accessible_reg_set, saved_operand_reg_set): New variables.
(save_register_info): Save them.
(restore_register_info): Restore them.
(init_reg_sets_1): Limit operand_reg_set to accessible_reg_set.
Remove NO_REGS registers from operand_reg_set. Treat members
of operand_reg_set as fixed.
* recog.c (general_operand): Check operand_reg_set rather than
NO_REGS.
(register_operand, nonmemory_operand): Likewise.
* varasm.c (make_decl_rtl): Always use DECL_MODE as the mode of
register variables. Check accessible_reg_set and operand_reg_set.
* config/mips/mips.c (mips_conditional_register_usage): Remove
inaccessible register from accessible_reg_set, rather than just
making them fixed.
gcc/testsuite/
* gcc.target/mips/mips.exp (mips-dg-options): Make -mno-dsp
imply -mno-dspr2.
* gcc.target/mips/no-dsp-1.c: New test.
* gcc.target/mips/soft-float-1.c: Likewise.
crtstuff: adjust tm clones for no attribute hidden
* crtstuff.c (__TMC_LIST__): Mark used not unused.
(__TMC_END__): Only declare if hidden is available; in the definition,
if hidden is unavailable add a null record.
(deregister_tm_clones, register_tm_clones): New.
(__do_global_dtors_aux, frame_dummy): Use them.
(__do_global_dtors, __do_global_ctors_1): Likewise.
Jonathan Wakely [Sat, 26 Nov 2011 15:15:22 +0000 (15:15 +0000)]
re PR libstdc++/51296 (Several 30_threads tests FAIL on Tru64 UNIX)
PR libstdc++/51296
* testsuite/30_threads/thread/native_handle/typesizes.cc: Do not run
on alpha*-*-osf*.
* testsuite/30_threads/future/cons/constexpr.cc: Disable debug
symbols.
* testsuite/30_threads/shared_future/cons/constexpr.cc: Likewise.
Tobias Burnus [Fri, 25 Nov 2011 16:26:47 +0000 (17:26 +0100)]
re PR fortran/50408 (ICE in transfer_expr)
2011-11-25 Tobias Burnus <burnus@net-b.de>
PR fortran/50408
* trans-decl.c (gfc_get_module_backend_decl): Also copy
ts.u.derived from the gsym if the ts.type is BT_CLASS.
(gfc_get_extern_function_decl): Copy also the backend_decl
for the symbol's ts.u.{derived,cl} from the gsym.
* trans-types.c (gfc_copy_dt_decls_ifequal): Directly
return if "from" and "to" are the same.
Andrew MacLeod [Fri, 25 Nov 2011 13:35:13 +0000 (13:35 +0000)]
re PR other/51011 (FAIL: gcc.dg/atomic-generic.c (test for excess errors))
2011-11-24 Andrew MacLeod <amacleod@redhat.com>
PR other/51011
* tree.h (is_builtin_name): No longer external.
* builtins.c (is_builtin_name): Make static.
* varasm.c (incorporeal_function_p): __sync and __atomic external calls
are not incorporeal and may need asm label processing.
Georg-Johann Lay [Fri, 25 Nov 2011 10:46:10 +0000 (10:46 +0000)]
re PR target/50566 ([avr]: Add support for better logging similar to -mdeb)
PR target/50566
* config/avr/avr-protos.h (avr_log_t): Add field .builtin.
* config/avr/avr-log.c (avr_log_set_avr_log): Initialize it.
Don't bypass TARGET_ALL_DEBUG. Print self-info with ?.
(avr_log_vadump): Support %D and %X to print double_int.
(avr_double_int_pop_digit): New static function.
(avr_dump_double_int_hex): New static function.
Andrew MacLeod [Thu, 24 Nov 2011 23:14:31 +0000 (23:14 +0000)]
optab.c (maybe_emit_atomic_exchange): New.
2011-11-24 Andrew MacLeod <amacleod@redhat.com>
* optab.c (maybe_emit_atomic_exchange): New. Try to emit an
atomic_exchange pattern.
(maybe_emit_sync_lock_test_and_set): New. Try to emit an exchange
using __sync_lock_test_and_set.
(maybe_emit_compare_and_swap_exchange_loop): New. Try to emit an
exchange using a compare_and_swap loop.
(expand_sync_lock_test_and_set): New. Expand sync_lock_test_and_set.
(expand_atomic_test_and_set): New. Expand test_and_set operation.
(expand_atomic_exchange): Use new maybe_emit_* functions.
(expand_atomic_store): Use new maybe_emit_* functions.
* builtins.c (expand_builtin_sync_lock_test_and_set): Call
expand_sync_lock_test_and_set routine.
(expand_builtin_atomic_exchange): Remove parameter from call.
(expand_builtin_atomic_clear): Use atomic_clear pattern if present.
(expand_builtin_atomic_test_and_set): Add target and simply call
expand_atomic_test_and_set.
(expand_builtin): Add target to expand_builtin_atomic_test_and_set.
* expr.h (expand_atomic_exchange): Add parameter.
(expand_sync_lock_test_and_set): New prototype.
(expand_atomic_test_and_set, expand_atomic_clear): New prototypes.
Tobias Burnus [Thu, 24 Nov 2011 17:57:41 +0000 (18:57 +0100)]
re PR fortran/51218 (Potential optimization bug due to implicit_pure?)
2011-11-24 Tobias Burnus <burnus@net-b.de>
PR fortran/51218
* resolve.c (pure_subroutine): If called subroutine is
impure, unset implicit_pure.
(resolve_function): Move impure check to simplify code.
Jakub Jelinek [Thu, 24 Nov 2011 15:23:18 +0000 (16:23 +0100)]
re PR rtl-optimization/50290 (ICE: in distribute_notes, at combine.c:13282 with -O2 -fwhole-program -fno-tree-loop-optimize -fno-tree-vrp -funroll-loops)
PR rtl-optimization/50290
* gcc.dg/pr50290.c: New test.
François Dumont [Wed, 23 Nov 2011 20:30:18 +0000 (20:30 +0000)]
re PR libstdc++/41975 ([C++0x] [DR579] unordered_set::erase performs worse when nearly empty)
2011-11-23 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/41975
* include/bits/hashtable.h (_Hashtable<>): Major data model
modification to limit performance impact of empty buckets in
erase(iterator) implementation.
* include/bits/hashtable_policy.h (_Hashtable_iterator,
_Hashtable_const_iterator): Remove not used anymore.
* include/bits/hashtable_policy.h (_Prime_rehash_policy): Remove
_M_grow_factor, just use natural evolution of prime numbers. Add
_M_prev_size to know when the number of buckets can be reduced.
* include/bits/unordered_set.h (__unordered_set<>,
__unordered_multiset<>), unordered_map.h (__unordered_map<>,
__unordered_multimap<>): Change default value of cache hash code
template parameter, false for integral types with noexcept hash
functor, true otherwise.
* include/debug/unordered_map, unordered_set: Adapt transformation
from iterator/const_iterator to respectively
local_iterator/const_local_iterator.
* testsuite/performance/23_containers/copy_construct/unordered_set.cc:
New.
* testsuite/23_containers/unordered_set/instantiation_neg.cc: New.
* testsuite/23_containers/unordered_set/hash_policy/rehash.cc: New.
* testsuite/23_containers/unordered_multiset/cons/copy.cc: New.
* testsuite/23_containers/unordered_multiset/erase/1.cc,
24061-multiset.cc: Add checks on the number of bucket elements.
* testsuite/23_containers/unordered_multiset/insert/multiset_range.cc,
multiset_single.cc, multiset_single_move.cc: Likewise.
Arnaud Charlet [Wed, 23 Nov 2011 13:51:23 +0000 (14:51 +0100)]
[multiple changes]
2011-11-23 Ed Schonberg <schonberg@adacore.com>
* freeze.adb (Freeze_All_Ent): An incomplete type is not
frozen by a subprogram body that does not come from source.
2011-11-23 Pascal Obry <obry@adacore.com>
* s-oscons-tmplt.c: Add PTY_Library constant. It contains
the library for pseudo terminal support.
* g-exptty.ads: Add pseudo-terminal library into a Linker_Options
pragma.
2011-11-23 Ed Schonberg <schonberg@adacore.com>
* sem_ch9.adb: No check on entry family index if generic.
2011-11-23 Thomas Quinot <quinot@adacore.com>
* sem_ch9.adb, s-taprop.ads, s-taprop-hpux-dce.adb, s-taprop-irix.adb,
s-taprop-posix.adb, s-taprop-rtx.adb, s-taprop-solaris.adb,
s-taprop-tru64.adb, s-taprop-vxworks.adb: Move dependency on
System.OS_Constants from shared spec of
System.Tasking.Primitive_Operations to the specific body variants
that really require this dependency.
2011-11-23 Ed Schonberg <schonberg@adacore.com>
* sem_ch8.adb (Analyze_Subprogram_Renaming_Declaration):
If the declaration has aspects, analyze them so they can be
properly rejected.
* a-comutr.adb, a-coorma.adb, a-coorse.adb, a-convec.adb, a-cihase.adb,
a-cimutr.adb, a-coinve.adb, a-ciorma.adb, a-ciorse.adb, a-cobove.adb,
a-cohama.adb, a-cihama.adb, a-cidlli.adb, a-cdlili.adb, a-cbhama.adb,
a-cbhase.adb, a-cbmutr.adb, a-cborma.adb, a-cborse.adb, a-cbdlli.adb:
Add with and use clause for Ada.Finalization. Type
Iterator and Child_Iterator are now derived from Limited_Controlled.
(Finalize): New routine.
(Iterate): Add a renaming of counter Busy and
increment it. Update the return aggregate.
(Iterate_Children): Add a renaming of
counter Busy and increment it. Update the return aggregate.
(Iterate_Subtree): Add a renaming of counter Busy and increment
it. Update the return aggregate.
* a-cdlili.ads, a-cidlli.ads: Type List_Access is now a general access
type.
* a-cihama.ads: Type Map_Access is now a general access type.
* a-comutr.ads, a-cimutr.ads: Use type Natural for the two locks
associated with the tree.
* a-cohama.ads: Type Map_Access is now a general access type.
* a-coinve.ads, a-convec.ads: Type Vector_Access is now a general
access type.
* exp_ch5.adb (Expand_Iterator_Loop): Do not create a block
to wrap the loop as this is done at an earlier step, during
analysis. The declarations of the iterator and the cursor use
the usual Insert_Action mechanism when added into the tree.
* sem_ch5.adb (Analyze_Loop_Statement): Remove local constant
Loop_Statement and replace all respective uses by N. Add local
constant Loc. Preanalyze the loop iterator to discover whether
it is a container iterator and if it is, wrap the loop in a
block. This ensures that any controlled temporaries produced
by the iteration scheme share the same lifetime of the loop.
(Is_Container_Iterator): New routine.
(Is_Wrapped_In_Block): New routine.
(Pre_Analyze_Range): Move spec and body to the library level.
* gnat_ugn.texi, vms_data.ads: Add documentation for new gnatpp option
that controls casing of type and subtype names.
2011-11-23 Yannick Moy <moy@adacore.com>
* sem_ch3.adb: Minor addition of comments.
2011-11-23 Thomas Quinot <quinot@adacore.com>
* prj-part.adb (Extension_Withs): New global variable,
contains the head of the list of WITH clauses from the EXTENDS
ALL projects for which virtual packages are being created.
(Look_For_Virtual_Projects_For): When recursing through
an EXTENDS ALL, add the WITH clauses of the extending
project to Extension_Withs. When adding a project to the
Virtual_Hash, record the associated Extension_Withs list.
(Create_Virtual_Extending_Project): Add a copy of the appropriate
Extension_Withs to the virtual project.
2011-11-23 Thomas Quinot <quinot@adacore.com>
* mlib-tgt-specific-vxworks.adb: Minor reformatting.
2011-11-23 Thomas Quinot <quinot@adacore.com>
* Make-generated.in (Sdefault.Target_Name): Set to
$(target_noncanonical) instead of $(target) for consistency.
Matthew Heaney [Wed, 23 Nov 2011 13:36:40 +0000 (13:36 +0000)]
a-cdlili.adb, [...] (Iterator): Declared Iterator type as limited (First...
2011-11-23 Matthew Heaney <heaney@adacore.com>
* a-cdlili.adb, a-cidlli.adb, a-cbdlli.adb (Iterator): Declared
Iterator type as limited (First, Last): Cursor return value
depends on iterator node value (Iterate): Use start position as
iterator node value (Next, Previous): Forward to corresponding
cursor-based operation.
Arnaud Charlet [Wed, 23 Nov 2011 13:32:44 +0000 (14:32 +0100)]
[multiple changes]
2011-11-23 Matthew Heaney <heaney@adacore.com>
* a-coorse.ads, a-ciorse.ads, a-cborse.ads (Set_Iterator_Interfaces):
Renamed from Ordered_Set_Iterator_Interfaces.
* a-coorse.adb, a-ciorse.adb, a-cborse.adb (Iterator): Declared
Iterator type as limited (First, Last): Cursor return value
depends on iterator node value (Iterate): Use start position as
iterator node value (Next, Previous): Forward to corresponding
cursor-based operation.
* a-cohase.ads, a-cohase.adb: Implemented forward iterator.
* a-cihase.adb, a-cbhase.adb (Iterator): Removed unnecessary
node component (First, Next): Forward call to corresponding
cursor-based operation (Iterate): Representation of iterator no
longer has node component
* exp_intr.adb (Expand_Unc_Deallocation): Ensure that the
dereference has a proper type before the side effect removal
mechanism kicks in.
* sem_ch3.adb (Analyze_Subtype_Declaration): Handle a rare case
where the base type of the subtype is a private itype created
to act as the partial view of a constrained record type. This
scenario manifests with equivalent class-wide types for records
with unknown discriminants.
2011-11-23 Jerome Guitton <guitton@adacore.com>
* s-osprim-vxworks.adb (Clock): Use Clock_RT_Ada.
2011-11-23 Thomas Quinot <quinot@adacore.com>
* s-oscons-tmplt.c: Fix unbalanced preprocessor directives Minor
reformatting/reorganization.
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