* tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
non-variable offsets and compare the remaining bases of the two
accesses instead of looking for exact same data-ref.
Co-Authored-By: Ira Rosen <ira.rosen@linaro.org>
From-SVN: r171900
* gcc-interface/utils.c (gnat_pushdecl): If this is a non-artificial
declaration of a pointer type, then set DECL_ORIGINAL_TYPE to a
distinct copy.
From-SVN: r171885
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Type>: Do not make
fat pointer types artificial unconditionally.
<E_Array_Subtype>: Attach the base array type as a parallel type if it
isn't artificial.
From-SVN: r171883
* gcc-interface/gigi.h (get_dummy_type): Declare.
(build_dummy_unc_pointer_types): Likewise.
(finish_fat_pointer_type): Likewise.
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Type>: If a dummy
fat pointer type has been built, complete it in place.
<E_Access_Type>: Call build_dummy_unc_pointer_types to build dummy fat
and thin pointers. Remove useless variable.
(finish_fat_pointer_type): Make global and move to...
* gcc-interface/utils.c (finish_fat_pointer_type): ...here.
(get_dummy_type): New function.
(build_dummy_unc_pointer_types): Likewise.
(gnat_pushdecl): Propage the name to the anonymous variants only.
(update_pointer_to): Only adjust the pointer types in the unconstrained
array case.
From-SVN: r171882
* gcc-interface/ada-tree.h (DECL_TAFT_TYPE_P): New flag.
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Incomplete_Type>: Set it
if this is a Taft amendment type and the full declaration is available.
* gcc-interface/trans.c (process_type): Likewise.
If there is an old type, mark the new one as used if DECL_TAFT_TYPE_P.
(process_freeze_entity): Likewise.
* gcc-interface/utils.c (dummy_global): New static variable.
(gnat_write_global_declarations): If there are types declared as used
at the global level, insert them in the global hash table.
From-SVN: r171881
* gcc-interface/gigi.h (record_builtin_type): Add ARTIFICIAL_P param.
* gcc-interface/utils.c (gnat_pushdecl): If this is a non-artificial
declaration of an array type, then set DECL_ORIGINAL_TYPE to a distinct
copy.
(record_builtin_type): Add ARTIFICIAL_P parameter. Set DECL_ARTIFICIAL
flag of the type accordingly.
* gcc-interface/trans.c (gigi): Adjust calls to record_builtin_type.
From-SVN: r171880
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Access_Type>: Defer
finalizing types when updating the pointers to the designated type.
<all>: Finalize the deferred types even if we didn't defer processing
of incomplete types in this invocation.
From-SVN: r171879
PR middle-end/48335
* expr.c (expand_assignment): Handle all possibilities
if TO_RTX is CONCAT.
* expmed.c (store_bit_field_1): Avoid trying to create
invalid SUBREGs.
(store_split_bit_field): If SUBREG_REG (op0) or
op0 itself has smaller mode than word, return it
for offset 0 and const0_rtx for out-of-bounds stores.
If word is const0_rtx, skip it.
* gcc.c-torture/compile/pr48335-1.c: New test.
* gcc.dg/pr48335-1.c: New test.
* gcc.dg/pr48335-2.c: New test.
* gcc.dg/pr48335-3.c: New test.
* gcc.dg/pr48335-4.c: New test.
* gcc.dg/pr48335-5.c: New test.
* gcc.dg/pr48335-6.c: New test.
* gcc.dg/pr48335-7.c: New test.
* gcc.dg/pr48335-8.c: New test.
* gcc.target/i386/pr48335-1.c: New test.
From-SVN: r171855
PR 48400
* dwarf2out.c (dwarf2out_source_line): Disable discriminators
in strict mode before dwarf4. Re-order tests to early out
before switching sections.
From-SVN: r171852
2011-04-01 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/48352
* frontend-passes (cfe_register_funcs): Don't
register functions if they appear as iterators in DO loops.
2011-04-01 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/48352
* gfortran.dg/function_optimize_3.f90: New test.
From-SVN: r171849
* dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
high_pc attribute if the CU has no associated code. Only output
DW_AT_entry_pc for CU if not generating strict dwarf and
dwarf_version < 4.
From-SVN: r171846
* sched-ebb.c (begin_schedule_ready): Remove second argument.
Split most of the code into...
(begin_move_insn): ... here. New function.
(ebb_sched_info): Add a pointer to it.
* haifa-sched.c (scheduled_insns): New static variable.
(sched_extend_ready_list): Allocate it.
(schedule_block): Use it to record the order of scheduled insns.
Perform RTL changes to move insns only after all scheduling
decisions have been made.
* modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
begin_move_insn field.
* sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
* sched-int.h (struct haifa_sched_info): Remove second argument
from begin_schedule_ready hook. Add new member begin_move_insn.
* sched-rgn.c (begin_schedule_ready): Remove second argument.
(rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
From-SVN: r171843
* ifcvt.c (cond_exec_process_insns): Disallow converting a block
that contains the prologue.
* gcc.c-torture/compile/20110401-1.c: New test.
From-SVN: r171840
* dwarf2out.h (dwarf2out_frame_debug_init): Declare.
* dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
out of ...
(dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
* final.c (final_start_function): Call the new function rather
than using a NULL argument for dwarf2out_frame_debug.
From-SVN: r171839
2011-04-01 Kai Tietz <ktietz@redhat.com>
* config.gcc (*-*-mingw*): Allow as option the
posix threading model.
* config/i386/mingw32.h ( SPEC_PTHREAD1, SPEC_PTHREAD2):
New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
definition.
(CPP_SPEC): Add pthread/no-pthread handling.
(LIB_SPEC): Likewise.
* config/i386/mingw-w64.h (CPP_SPEC):Likewise.
(LIB_SPEC): Likewise.
* config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
flag to pass -pthread option for shared libgcc build.
(SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
for shared libgcc build.
* config/i386/t-mingw-pthread: New file.
* config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
New define to enable use of library pthread by default.
* config/i386/mingw.opt (pthread): New driver option.
(no-pthread): New driver option.
* config/i386/cygming.opt: Make sure trailing empty line
is retained.
* config/i386/mingw-w64.opt: Likewise.
From-SVN: r171833
* configure.ac: Separate cases disabling target-libssp,
target-libiberty, target-libstdc++-v3 and Fortran from general
case over targets.
* configure: Regenerate.
From-SVN: r171827
