2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
libgomp/
* config/linux/mips/futex.h (sys_futex0): Change to static
function with noinline, nomips16 attributes under MIPS16. Adjust
asm statement to place 'li v0,SYS_futex' immediately before
syscall insn.
From-SVN: r190772
2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
testsuite/
* lib/prune.exp (TEST_ALWAYS_FLAGS): If undefined, set to empty.
libgomp/
* testsuite/lib/libgomp.exp: Add -fno-diagnostics-show-caret.
From-SVN: r186353
PR middle-end/52547
* tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
on any new_local_var_chain vars declared during recursing on
GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
* testsuite/libgomp.c/pr52547.c: New test.
From-SVN: r185707
PR libgomp/51298
* config/linux/bar.h: Use atomic rather than sync builtins.
* config/linux/bar.c: Likewise. Add missing acquire
synchronisation on generation field.
* task.c (gomp_barrier_handle_tasks): Regain lock so as to not
double unlock.
From-SVN: r181833
* trans-decl.c (get_proc_pointer_decl): Set DECL_TLS_MODEL
if threadprivate.
* symbol.c (check_conflict): Allow threadprivate attribute with
FL_PROCEDURE if proc_pointer.
* testsuite/libgomp.fortran/threadprivate4.f90: New test.
From-SVN: r178114
PR fortran/49792
* trans-expr.c (gfc_trans_assignment_1): Set OMPWS_SCALARIZER_WS
bit in ompws_flags only if loop.temp_ss is NULL, and clear it if
lhs needs reallocation.
* trans-openmp.c (gfc_trans_omp_workshare): Don't return early if
code is NULL, emit a barrier if workshare emitted no code at all
and NOWAIT clause isn't present.
* testsuite/libgomp.fortran/pr49792-1.f90: New test.
* testsuite/libgomp.fortran/pr49792-2.f90: New test.
From-SVN: r177898
* config/linux/proc.h: New.
* config/linux/proc.c: Include "proc.h". Do not include <sched.h>.
(gomp_cpuset_popcount): Rename from cpuset_popcount. No more static.
(gomp_init_num_threads): Update call to cpuset_popcount.
(get_num_procs): Ditto.
* config/linux/affinity.c (gomp_init_affinity): Call
gomp_cpuset_popcount.
From-SVN: r177265
Merge from gomp-3_1-branch branch:
2011-08-02 Jakub Jelinek <jakub@redhat.com>
gcc/
* c-parser.c (enum c_parser_prec): New enum, moved from within
c_parser_binary_expression.
(c_parser_binary_expression): Add PREC argument. Stop parsing
if operator has lower or equal precedence than PREC.
(c_parser_conditional_expression, c_parser_omp_for_loop): Adjust
callers.
(c_parser_omp_atomic): Handle parsing OpenMP 3.1 atomics.
Adjust c_finish_omp_atomic caller.
(c_parser_omp_taskyield): New function.
(c_parser_pragma): Handle PRAGMA_OMP_TASKYIELD.
(c_parser_omp_clause_name): Handle final and mergeable clauses.
(c_parser_omp_clause_final, c_parser_omp_clause_mergeable): New
functions.
(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FINAL
and PRAGMA_OMP_CLAUSE_MERGEABLE.
(OMP_TASK_CLAUSE_MASK): Allow final and mergeable clauses.
(c_parser_omp_clause_reduction): Handle min and max.
* c-typeck.c (c_finish_omp_clauses): Don't complain about
const qualified predetermined vars in firstprivate clause.
andle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
Handle MIN_EXPR and MAX_EXPR.
* tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_FINAL
and OMP_CLAUSE_MERGEABLE.
(dump_generic_node): Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD
and OMP_ATOMIC_CAPTURE_NEW.
* tree.c (omp_clause_num_ops): Add OMP_CLAUSE_FINAL and
OMP_CLAUSE_MERGEABLE.
(omp_clause_code_name): Likewise.
(walk_tree_1): Handle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
* tree.h (enum omp_clause_code): Add OMP_CLAUSE_FINAL
and OMP_CLAUSE_MERGEABLE.
(OMP_CLAUSE_FINAL_EXPR): Define.
* omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_FINAL and
OMP_CLAUSE_MERGEABLE.
(expand_task_call): Likewise.
(expand_omp_atomic_load, expand_omp_atomic_store): New functions.
(expand_omp_atomic_fetch_op): Handle cases where old or new
value is needed afterwards.
(expand_omp_atomic): Call expand_omp_atomic_load resp.
expand_omp_atomic_store.
* gimplify.c (gimplify_omp_atomic, gimplify_expr): Handle
OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and OMP_ATOMIC_CAPTURE_NEW.
(gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses): Handle
OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
* tree-nested.c (convert_nonlocal_omp_clauses,
convert_local_omp_clauses): Likewise.
* tree.def (OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD,
OMP_ATOMIC_CAPTURE_NEW): New.
* gimple.h (GF_OMP_ATOMIC_NEED_VALUE): New.
(gimple_omp_atomic_need_value_p, gimple_omp_atomic_set_need_value):
New inlines.
* omp-builtins.def (BUILT_IN_GOMP_TASKYIELD): New builtin.
* doc/generic.texi: Mention OMP_CLAUSE_COLLAPSE,
OMP_CLAUSE_UNTIED, OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
gcc/c-family/
* c-common.h (c_finish_omp_atomic): Adjust prototype.
(c_finish_omp_taskyield): New prototype.
* c-omp.c (c_finish_omp_atomic): Add OPCODE, V, LHS1 and RHS1
arguments. Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and
OMP_ATOMIC_CAPTURE_NEW in addition to OMP_ATOMIC. If LHS1
or RHS1 have side-effects, evaluate those too in the right spot,
if it is a decl and LHS is also a decl, error out if they
aren't the same.
(c_finish_omp_taskyield): New function.
* c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP to 201107.
* c-pragma.c (omp_pragmas): Add taskyield.
* c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKYIELD.
(enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_FINAL and
PRAGMA_OMP_CLAUSE_MERGEABLE.
gcc/cp/
* cp-tree.h (finish_omp_atomic): Adjust prototype.
(cxx_omp_const_qual_no_mutable): New prototype.
(finish_omp_taskyield): New prototype.
* parser.c (cp_parser_omp_atomic): (cp_parser_omp_atomic): Handle
parsing OpenMP 3.1 atomics. Adjust finish_omp_atomic caller.
(cp_parser_omp_clause_name): Handle final and mergeable clauses.
(cp_parser_omp_clause_final, cp_parser_omp_clause_mergeable): New
functions.
(cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FINAL
and PRAGMA_OMP_CLAUSE_MERGEABLE.
(OMP_TASK_CLAUSE_MASK): Allow final and mergeable clauses.
(cp_parser_omp_taskyield): New function.
(cp_parser_pragma): Handle PRAGMA_OMP_TASKYIELD.
(cp_parser_omp_clause_reduction): Handle min and max.
* pt.c (tsubst_expr) <case OMP_ATOMIC>: Handle OpenMP 3.1 atomics.
(tsubst_omp_clauses): Handle OMP_CLAUSE_FINAL and
OMP_CLAUSE_MERGEABLE.
* semantics.c (finish_omp_atomic): Add OPCODE, V, LHS1 and RHS1
arguments. Handle OpenMP 3.1 atomics. Adjust c_finish_omp_atomic
caller.
(finish_omp_clauses): Don't complain about const qualified
predetermined vars and static data members in firstprivate clause.
Handle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE. Handle MIN_EXPR
and MAX_EXPR.
(finish_omp_taskyield): New function.
* cp-gimplify.c (cxx_omp_const_qual_no_mutable): New function.
(cxx_omp_predetermined_sharing): Use it.
gcc/fortran/
PR fortran/46752
* cpp.c (cpp_define_builtins): Change _OPENMP to 201107.
* openmp.c (gfc_free_omp_clauses): Free also final_expr.
(OMP_CLAUSE_FINAL, OMP_CLAUSE_MERGEABLE): Define.
(gfc_match_omp_clauses): Handle parsing final and mergeable
clauses.
(OMP_TASK_CLAUSES): Allow final and mergeable clauses.
(gfc_match_omp_taskyield): New function.
(resolve_omp_clauses): Resolve final clause. Allow POINTERs and
Cray pointers in clauses other than REDUCTION.
(gfc_match_omp_atomic): Match optional
read/write/update/capture keywords after !$omp atomic.
(resolve_omp_atomic): Handle all OpenMP 3.1 atomic forms.
* dump-parse-tree.c (show_omp_node): Handle EXEC_OMP_TASKYIELD,
print final and mergeable clauses.
(show_code_node): Handle EXEC_OMP_TASKYIELD.
* trans-openmp.c (gfc_trans_omp_clauses): Handle final and
mergeable clauses.
(gfc_trans_omp_taskyield): New function.
(gfc_trans_omp_directive): Handle EXEC_OMP_TASKYIELD.
(gfc_trans_omp_atomic): Handle all OpenMP 3.1 atomic forms.
(gfc_omp_clause_copy_ctor): Handle non-allocated allocatable.
(gfc_omp_predetermined_sharing): Adjust comment.
* gfortran.h (gfc_statement): Add ST_OMP_TASKYIELD and
ST_OMP_END_ATOMIC.
(gfc_omp_clauses): Add final_expr and mergeable fields.
(gfc_exec_op): Add EXEC_OMP_TASKYIELD.
(gfc_omp_atomic_op): New enum typedef.
(struct gfc_code): Add ext.omp_atomic.
* trans.c (trans_code): Handle EXEC_OMP_TASKYIELD.
* frontend-passes.c (gfc_code_walker): Also walk final_expr.
* resolve.c (gfc_resolve_blocks, resolve_code): Handle
EXEC_OMP_TASKYIELD.
* st.c (gfc_free_statement): Likewise.
* match.h (gfc_match_omp_taskyield): New prototype.
* parse.c (decode_omp_directive): Handle taskyield directive.
Handle !$omp end atomic.
(case_executable): Add ST_OMP_TASKYIELD case.
(gfc_ascii_statement): Handle ST_OMP_TASKYIELD.
(parse_omp_atomic): Return gfc_statement instead of void.
For !$omp atomic capture parse two assignments instead of
just one and require !$omp end atomic afterwards, for
other !$omp atomic forms just allow !$omp end atomic at the
end.
(parse_omp_structured_block, parse_executable): Adjust
parse_omp_atomic callers.
2011-08-02 Tobias Burnus <burnus@net-b.de>
* intrinsic.c (OMP_LIB): Updated openmp_version's
value to 201107.
* gfortran.texi (OpenMP): Update ref to OpenMP 3.1.
* intrinsic.texi (OpenMP Modules): Update ref to OpenMP 3.1;
remove deleted omp_integer_kind and omp_logical_kind constants.
gcc/testsuite/
PR fortran/46752
* gcc.dg/gomp/atomic-5.c: Adjust expected diagnostics.
* gcc.dg/gomp/atomic-15.c: New test.
* g++.dg/gomp/atomic-5.C: Adjust expected diagnostics.
* g++.dg/gomp/atomic-15.C: New test.
* g++.dg/gomp/private-1.C: New test.
* g++.dg/gomp/sharing-2.C: New test.
* gfortran.dg/gomp/crayptr1.f90: Don't expect error
about Cray pointer in FIRSTPRIVATE/LASTPRIVATE.
* gfortran.dg/gomp/omp_atomic2.f90: New test.
libgomp/
PR fortran/42041
PR fortran/46752
* omp.h.in (omp_in_final): New prototype.
* omp_lib.f90.in (omp_in_final): New interface.
(omp_integer_kind, omp_logical_kind): Remove
and replace all its uses in the module with 4.
(openmp_version): Change to 201107.
* omp_lib.h.in (omp_sched_static, omp_sched_dynamic,
omp_sched_guided, omp_sched_auto): Use omp_sched_kind
kind for the parameters.
(omp_in_final): New external.
(openmp_version): Change to 201107.
* task.c (omp_in_final): New function.
(gomp_init_task): Initialize final_task.
(GOMP_task): Remove unused attribute from flags. Handle final
tasks.
(GOMP_taskyield): New function.
(omp_in_final): Return true if if (false) or final (true) task
or descendant of final (true).
* fortran.c (omp_in_final_): New function.
* libgomp.map (OMP_3.1): Export omp_in_final and omp_in_final_.
(GOMP_3.0): Export GOMP_taskyield.
* env.c (gomp_nthreads_var_list, gomp_nthreads_var_list_len): New
variables.
(parse_unsigned_long_list): New function.
(initialize_env): Use it for OMP_NUM_THREADS. Call parse_boolean
with "OMP_PROC_BIND". If OMP_PROC_BIND=true, call gomp_init_affinity
even if parse_affinity returned false.
* config/linux/affinity.c (gomp_init_affinity): Handle
gomp_cpu_affinity_len == 0.
* libgomp_g.h (GOMP_taskyield): New prototype.
* libgomp.h (struct gomp_task): Add final_task field.
(gomp_nthreads_var_list, gomp_nthreads_var_list_len): New externs.
* team.c (gomp_team_start): Override new task's nthreads_var icv
if list form OMP_NUM_THREADS has been used and it has value for
the new nesting level.
* testsuite/libgomp.c/atomic-11.c: New test.
* testsuite/libgomp.c/atomic-12.c: New test.
* testsuite/libgomp.c/atomic-13.c: New test.
* testsuite/libgomp.c/atomic-14.c: New test.
* testsuite/libgomp.c/reduction-6.c: New test.
* testsuite/libgomp.c/task-5.c: New test.
* testsuite/libgomp.c++/atomic-2.C: New test.
* testsuite/libgomp.c++/atomic-3.C: New test.
* testsuite/libgomp.c++/atomic-4.C: New test.
* testsuite/libgomp.c++/atomic-5.C: New test.
* testsuite/libgomp.c++/atomic-6.C: New test.
* testsuite/libgomp.c++/atomic-7.C: New test.
* testsuite/libgomp.c++/atomic-8.C: New test.
* testsuite/libgomp.c++/atomic-9.C: New test.
* testsuite/libgomp.c++/task-8.C: New test.
* testsuite/libgomp.c++/reduction-4.C: New test.
* testsuite/libgomp.fortran/allocatable7.f90: New test.
* testsuite/libgomp.fortran/allocatable8.f90: New test.
* testsuite/libgomp.fortran/crayptr3.f90: New test.
* testsuite/libgomp.fortran/omp_atomic3.f90: New test.
* testsuite/libgomp.fortran/omp_atomic4.f90: New test.
* testsuite/libgomp.fortran/pointer1.f90: New test.
* testsuite/libgomp.fortran/pointer2.f90: New test.
* testsuite/libgomp.fortran/task4.f90: New test.
2011-08-02 Tobias Burnus <burnus@net-b.de>
* libgomp.texi: Update OpenMP spec references to 3.1.
(omp_in_final,OMP_PROC_BIND): New sections.
(OMP_NUM_THREADS): Document that the value can be now a list.
(GOMP_STACKSIZE,GOMP_CPU_AFFINITY): Update @ref.
From-SVN: r177194
PR middle-end/49897
PR middle-end/49898
* omp-low.c (use_pointer_for_field): If disallowing copy-in/out
in nested parallel and outer is a gimple_reg, mark it as addressable
and set its bit in task_shared_vars bitmap too.
* testsuite/libgomp.c/pr49897-1.c: New test.
* testsuite/libgomp.c/pr49897-2.c: New test.
* testsuite/libgomp.c/pr49898-1.c: New test.
* testsuite/libgomp.c/pr49898-2.c: New test.
From-SVN: r176945
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
* config/linux/wait.h (do_spin): New inline, largely copied
from do_wait, just don't do futex_wait here, instead return true if
it should be done.
(do_wait): Implement using do_spin.
* config/linux/mutex.h (gomp_mutex_lock_slow): Add an int argument
to prototype.
(gomp_mutex_lock): Use __sync_val_compare_and_swap instead of
__sync_bool_compare_and_swap, pass the oldval to
gomp_mutex_lock_slow.
* config/linux/mutex.c (gomp_mutex_lock_slow): Add oldval argument.
If all mutex contenders are just spinning and not sleeping, don't
change state to 2 unnecessarily. Optimize the loop when state has
already become 2 to use just one atomic operation per loop instead
of two.
* config/linux/ia64/mutex.h (gomp_mutex_lock_slow): Add an int argument
to prototype.
(gomp_mutex_lock): Use __sync_val_compare_and_swap instead of
__sync_bool_compare_and_swap, pass the oldval to
gomp_mutex_lock_slow.
From-SVN: r176326
PR libgomp/49490
* omp-low.c (expand_omp_for_static_nochunk): Only
use n ceil/ nthreads size for the first
n % nthreads threads in the team instead of
all threads except for the last few ones which
get less work or none at all.
* iter.c (gomp_iter_static_next): For chunk size 0
only use n ceil/ nthreads size for the first
n % nthreads threads in the team instead of
all threads except for the last few ones which
get less work or none at all.
* iter_ull.c (gomp_iter_ull_static_next): Likewise.
* env.c (parse_schedule): If OMP_SCHEDULE doesn't have
chunk argument, set run_sched_modifier to 0 for static
resp. 1 for other kinds. If chunk argument is 0
and not static, set value to 1.
From-SVN: r175315
PR middle-end/48591
* omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
NULL.
(expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
* gcc.dg/gomp/pr48591.c: New test.
* testsuite/libgomp.c/pr48591.c: New test.
From-SVN: r172379
PR libgomp/47804
* testsuite/libgomp.fortran/fortran.exp: Check for both
libquadmath.a and libquadmath.${shlib_ext}. If neither exists,
but $blddir != "", still append ${blddir}/${lang_library_path}
to ld_library_path.
From-SVN: r170285
2011-02-16 Tobias Burnus <burnus@net-b.de>
PR libgomp/47758
* testsuite/libgomp.fortran/fortran.exp: Check for the existence
of libquadmath.a before adding its libpath to ldflags.
From-SVN: r170216
libgomp:
* acinclude.m4 (symvers_renaming): Also set if enable_symvers = no.
* configure: Regenerate.
libstdc++-v3:
* acinclude.m4 (symvers_renaming): Also set if enable_symvers = no.
* configure: Regenerate.
From-SVN: r167505
PR fortran/46753
* trans-openmp.c (gfc_trans_omp_do): Use build2_loc instead of
fold_build2_loc for OMP_FOR conditions.
* libgomp.fortran/pr46753.f90: New test.
From-SVN: r167372
PR libgomp/43706
* env.c (initialize_env): Default to spin count 300000
instead of 20000000 if neither OMP_WAIT_POLICY nor GOMP_SPINCOUNT
is specified.
From-SVN: r167371
gcc:
* doc/include/fdl.texi: Move to GFDL version 1.3.
* doc/cpp.texi: Move to GFDL version 1.3.
* doc/gcc.texi: Move to GFDL version 1.3. Fix copyright years.
* doc/gccint.texi: Move to GFDL version 1.3.
* doc/gcov.texi: Move to GFDL version 1.3. Update copyright years.
* doc/install.texi: Move to GFDL version 1.3. Fix copyright years.
* doc/invoke.texi: Move to GFDL version 1.3.
gcc/fortran:
* gfc-internals.texi: Move to GFDL 1.3.
* gfortran.texi: Ditto.
* intrinsic.texi: Ditto.
* invoke.texi: Ditto.
gcc/java:
* gcj.texi: Move to GFDL version 1.3. Fix copyright years.
libgomp:
* libgomp.texi: Move to GFDL version 1.3. Update copyright years.
From-SVN: r160518
config:
PR bootstrap/43170
* tls.m4 (GCC_CHECK_TLS): Add volatile qualifier to the test
references. Move the main () test reference ahead of
pthread_create(). Add a comment to explain the requirements
of the test.
libgomp:
PR bootstrap/43170
* configure: Regenerate.
libjava:
PR bootstrap/43170
* configure: Regenerate.
libmudflap:
PR bootstrap/43170
* configure: Regenerate.
libstdc++-v3:
PR bootstrap/43170
* configure: Regenerate.
From-SVN: r160457
PR middle-end/43570
* omp-low.c (scan_sharing_clauses): Don't scan_omp_op
OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
(lower_copyprivate_clauses): Use private var in outer
context instead of original var. Make sure the types
are correct for VLAs.
* testsuite/libgomp.fortran/vla8.f90: New test.
From-SVN: r158594
PR libgomp/43706
* config/linux/affinity.c (gomp_init_affinity): Decrease
gomp_available_cpus if affinity mask confines the process to fewer
CPUs.
* config/linux/proc.c (get_num_procs): If gomp_cpu_affinity is
non-NULL, just return gomp_available_cpus.
From-SVN: r158565
PR libgomp/42942
* env.c (parse_unsigned_long): Add ALLOW_ZERO argument.
(initialize_env): Adjust callers.
(omp_set_max_active_levels): Set gomp_max_active_levels_var even
when the argument is 0.
* testsuite/libgomp.c/pr42942.c: New test.
From-SVN: r157635
Eric pointed out that my ChangeLog was incorrect. As I forgot to
commit it at all, here the corrected ChangeLogs for the last commit.
gcc/
2010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
* graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
handle conversions from pointer to integers.
(gcc_type_for_cloog_iv): Choose the smalles signed integer as an
induction variable, to be able to work with code generated by
CLooG.
* graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
(build_poly_scop): Bail out if we cannot codegen a loop.
gcc/testsuite/
2010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
* gcc.dg/graphite/id-18.c: New.
* gcc.dg/graphite/run-id-pr42644.c: New.
libgomp/
2010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
* testsuite/libgomp.graphite/force-parallel-1.c: Adjust.
* testsuite/libgomp.graphite/force-parallel-2.c: Adjust.
From-SVN: r157287
Fix pr42644.
Fix pr42130 (dealII).
2010-03-03 Tobias Grosser <grosser@fim.uni-passau.de>
* gcc/graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
handle conversions from pointer to integers.
(gcc_type_for_cloog_iv): Choose the smalles signed integer as an
induction variable, to be able to work with code generated by
CLooG.
* gcc/graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
(build_poly_scop): Bail out if we cannot codegen a loop.
* gcc/testsuite/gcc.dg/graphite/id-18.c: New.
* gcc/testsuite/gcc.dg/graphite/run-id-pr42644.c: New.
* libgomp/testsuite/libgomp.graphite/force-parallel-1.c: Adjust.
* libgomp/testsuite/libgomp.graphite/force-parallel-2.c: Adjust.
From-SVN: r157286
2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/42988
* graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
to unknown_dependence.
(graphite_legal_transform_dr): Handle the unknown_dependence.
(graphite_carried_dependence_level_k): Same.
* testsuite/libgomp.graphite/force-parallel-5.c: Un-XFAILed.
* testsuite/libgomp.graphite/pr41118.c: Renamed from pr4118.
From-SVN: r156582
2010-01-26 Paolo Bonzini <bonzini@gnu.org>
* configure.ac: Test for executability of _the first word_ of GFORTRAN.
* configure: Regenerate.
From-SVN: r156264
PR fortran/42866
* omp-low.c (expand_omp_sections): Only use single_pred if
l2_bb is single_pred_p.
* testsuite/libgomp.fortran/allocatable5.f90: New test.
From-SVN: r156235
2009-12-22 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
gcc/
PR target/41605
* lib/g++.exp: Provide -B options to allow for link spec %s
substitutions for static libraries.
libstdc++-v3/
PR target/41605
* testsuite/libstdc++-abi/abi.exp: Provide -B options to allow for
link spec %s substitutions for static libraries.
* testsuite/lib/libstdc++.exp: Ditto
libgomp/
PR target/41605
* testsuite/lib/libgomp.exp: Provide -B options to allow for
link spec %s substitutions for static libraries.
From-SVN: r155408
PR fortran/42162
* trans-openmp.c (gfc_trans_omp_do): When dovar isn't a VAR_DECL,
don't use simple loop and handle clauses properly.
* testsuite/libgomp.fortran/pr42162.f90: New test.
From-SVN: r154654
PR middle-end/42029
* gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
tmp_load if needed.
* libgomp.c/pr42029.c: New test.
From-SVN: r154161
PR libstdc++/38923
* acinclude.m4 (GLIBCXX_CHECK_LINKER_FEATURES): Avoid using too many
*s. Accept ld version without text in ()s.
* configure: Regenerated.
* acinclude.m4 (LIBGOMP_CHECK_LINKER_FEATURES): Avoid using too many
*s. Accept ld version without text in ()s.
* configure: Regenerated.
From-SVN: r153570
2009-10-22 Razya Ladelsky <razya@il.ibm.com>
* cfgloopmanip.c (duplicate_subloops): Export.
* tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
(transform_to_exit_first_loop): Duplicate bbs starting from
header up to loop->latch instead of exit->src.
Initialize control variable to the correct number of iterations.
(gather_scalar_reductions): Do not register double reductions.
(parallelize_loops): Dump which loop is tested.
Indicate whether the parallelized loop is inner or not.
Remove the innermost-loop requirement.
* cfgloop.h (duplicate_subloops): Export.
* tree-cfg.c (add_phi_args_after_redirect): New function.
(gimple_duplicate_sese_tail): Remove the no-subloops constraint.
Call duplicate_subloops.
Update number of iterations at the exit condition.
Don't redirect nexits always to the loop exit.
Redirect copied edges from latch to the loop exit.
* testsuite/libgomp.graphite/force-parallel-2.c: Adjust scan.
* testsuite/gcc.dg/autopar/outer-1.c: New testcase.
* testsuite/gcc.dg/autopar/outer-2.c: New testcase.
* testsuite/gcc.dg/autopar/outer-3.c: New testcase.
* testsuite/gcc.dg/autopar/outer-4.c: New testcase.
* testsuite/gcc.dg/autopar/outer-5.c: New testcase.
* testsuite/gcc.dg/autopar/outer-6.c: New testcase.
From-SVN: r153457
libgomp/:
PR libgomp/41418
* configure.ac: Set FC to "no" if $GFORTRAN starts with "no"
or a hyphen (happens with fortran language disabled).
* configure: Regenerate.
From-SVN: r152931
libstdc++-v3/:
PR libstdc++/38923
* acinclude.m4 (GLIBCXX_CHECK_LINKER_FEATURES): Avoid 'head',
use sed script portable to Solaris /bin/sed for extracting ld
version.
* configure: Regenerate.
libgomp/:
* acinclude.m4 (LIBGOMP_CHECK_LINKER_FEATURES): Avoid 'head',
use sed script portable to Solaris /bin/sed for extracting ld
version.
* configure: Regenerate.
From-SVN: r152315
2009-09-17 Alexander Monakov <amonakov@ispras.ru>
gcc:
* graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
libgomp:
* testsuite/libgomp.graphite/bounds.c: New test.
From-SVN: r151802
libgomp/ChangeLog:
* Makefile.am (libgomp_la_LDFLAGS): Add -bindir flag.
* Makefile.in: Regenerate.
ChangeLog:
* ltmain.sh (func_normal_abspath): New function.
(func_relative_path): Likewise.
(func_mode_help): Document new -bindir option for link mode.
(func_mode_link): Add new -bindir option, and use it to place
output DLL if specified.
libgfortran/ChangeLog:
* Makefile.am (LTLDFLAGS): Add -bindir flag.
* Makefile.in: Regenerate.
libssp/ChangeLog:
* Makefile.am (libssp_la_LDFLAGS): Add -bindir flag.
* Makefile.in: Regenerate.
libjava/libltdl/ChangeLog:
* Makefile.am (libltdl_la_LDFLAGS): Add -bindir flag.
* Makefile.in: Regenerate.
libjava/classpath/ChangeLog:
* ltmain.sh (func_normal_abspath): New function.
(func_relative_path): Likewise.
(func_mode_help): Document new -bindir option for link mode.
(func_mode_link): Add new -bindir option, and use it to place
output DLL if specified.
From-SVN: r150960
gcc/testsuite/
* lib/gcc-defs.exp (gcc-set-multilib-library-path): Delete.
* lib/target-libpath.exp (ld_library_path_vars): New variable.
(init_ld_library_path_env_vars): New function, replacing the
orig_*_saved assignments. Call it after defining it.
(set_ld_library_path_env_vars): Rewrite to use ld_library_path_vars.
(restore_ld_library_path_env_vars): Likewise.
(add_path, find_libgcc_s): New functions.
* lib/objc.exp (objc_init): Use find_libgcc_s instead of
gcc-set-multilib-library-path.
(objc_target_compile): Don't add "." to ld_library_path.
Use add_path.
* lib/gfortran.exp (gfortran_link_flags): Don't add "." to
ld_library_path. Use add_path. Use find_libgcc_s instead of
gcc-set-multilib-library-path.
* lib/g++.exp (g++_link_flags): Likewise.
* lib/obj-c++.exp (obj-c++_link_flags): Likewise.
* lib/c-torture.exp: Do not manipulate ld_library_path at the
top level; do it...
(c-torture-execute): ...here instead. Use $ld_library_path_multilib
to tell when this needs to happen. Use find_libgcc_s instead of
gcc-set-multilib-library-path.
* lib/gcc-dg.exp: Likewise.
* lib/gnat.exp (gnat_target_compile): Don't add "." to ld_library_path.
* g++.dg/compat/compat.exp (alt_ld_library_path): Don't add "."
unless it is in $ALT_LD_LIBRARY_PATH.
* g++.dg/compat/struct-layout-1.exp (alt_ld_library_path): Likewise.
libffi/
* testsuite/lib/libffi-dg.exp (libffi-init): Don't add "."
to ld_library_path. Use add_path. Add just find_libgcc_s
to ld_library_path, not every libgcc multilib directory.
libgomp/
* testsuite/lib/libgomp.exp (libgomp_init): Don't add "." to
ld_library_path. Use add_path. Add just find_libgcc_s to
ld_library_path, not every libgcc multilib directory.
* testsuite/libgomp.c/c.exp (ld_library_path): Don't call
gcc-set-multilib-library-path; rely on $always_ld_library_path instead.
* testsuite/libgomp.c++/c++.exp (ld_library_path): Likewise.
Use add_path.
* testsuite/libgomp.fortran/fortran.exp (ld_library_path): Likewise.
libjava/
* testsuite/lib/libjava.exp (libjava_init): Just add
find_libgcc_s to libjava_libgcc_s_path, rather than every
libgcc multilib directory.
(libjava_arguments): Explain why we add "." to ld_library_path.
(gcj_invoke, exec_gij, libjava_invoke): Use add_path.
libmudflap/
* testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
to ld_library_path. Use add_path. Add just find_libgcc_s to
ld_library_path, not every libgcc multilib directory.
libstdc++-v3/
* testsuite/lib/libstdc++.exp (libstdc++_init): Don't add "."
to ld_library_path. Use add_path. Add just find_libgcc_s to
ld_library_path, not every libgcc multilib directory.
From-SVN: r149113
PR other/39591
* omp-low.c (remove_exit_barrier): Don't optimize if there are any
addressable variables in the parallel that could go out of scope while
running queued tasks.
* testsuite/libgomp.c/pr39591-1.c: New test.
* testsuite/libgomp.c/pr39591-2.c: New test.
* testsuite/libgomp.c/pr39591-3.c: New test.
From-SVN: r145390
PR c/39495
* c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
instead of c_parser_expression_conv, if original_code isn't one of the
4 allowed comparison codes, fail.
* semantics.c (handle_omp_for_class_iterator): Swap cond operands and
code if iter is the second operand.
* parser.c (cp_parser_binary_expression): Add no_toplevel_fold_p
argument. If it is set, don't build the toplevel expression with
build_x_binary_op, but build2.
(cp_parser_assignment_expression, cp_parser_omp_for_incr): Adjust
callers.
(cp_parser_omp_for_cond): Don't assume the first operand of the
comparison must be decl.
* gcc.dg/gomp/pr39495-2.c: Remove xfails.
* testsuite/libgomp.c/loop-12.c: New test.
* testsuite/libgomp.c/loop-11.c: New test.
* testsuite/libgomp.c++/loop-11.C: New test.
* testsuite/libgomp.c++/loop-12.C: New test.
* testsuite/libgomp.c++/for-8.C: New test.
From-SVN: r145014
PR middle-end/39154
* gimplify.c (omp_notice_variable): If adding GOVD_SEEN
bit to variable length decl's flags, add it also to its
pointer replacement variable.
* testsuite/libgomp.c/pr39154.c: New test.
From-SVN: r144111
* acinclude.m4 (LIBCOMP_CHECK_LINKER_FEATURES): Set
libgomp_ld_is_gold. Get gold version number.
(LIBGOMP_ENABLE_SYMVERS): Gold always support symbol versioning.
* configure: Rebuild.
From-SVN: r143822
2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
gcc/
* config/darwin.h: Add static-libgfortran to LINK_SPEC.
gcc/testsuite/
* lib/gfortran.exp: Add -B options for targets that use
libgfortran.a%s in their specs.
libgomp/
* testsuite/lib/libgomp.exp: Add -B option for targets that
use libgfortran.a%s in their specs.
From-SVN: r143507
PR middle-end/36802
* omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
on parallel and task contexts.
* testsuite/libgomp.c/pr36802-1.c: New test.
* testsuite/libgomp.c/pr36802-2.c: New test.
* testsuite/libgomp.c/pr36802-3.c: New test.
From-SVN: r142546
PR c++/38348
* c-omp.c (c_finish_omp_for): Only transform pointer
++ or -- into MODIFY_EXPR if second argument is non-NULL.
* g++.dg/gomp/for-19.C: New test.
* testsuite/libgomp.c++/for-6.C: New test.
From-SVN: r142318
gcc/
PR testsuite/28870
* doc/sourcebuild.texi (Test Directives): Add dg-timeout and
dg-timeout-factor.
gcc/testsuite/
PR testsuite/28870
* lib/timeout.exp: New.
* lib/timeout-dg.exp: New.
* lib/gcc-dg.exp: Include new timeout library files.
(dg-test): Unset timeout variables.
* lib/gcc.exp (gcc_target_compile): Set timeout value from new proc.
* lib/g++.exp (g++_target_compile): Ditto.
* lib/gfortran.exp (gfortran_target_compile): Ditto.
* lib/objc.exp (objc_target_compile): Ditto.
* lib/obj-c++.exp (obj-c++_target_compile): Ditto.
* lib/obj-c++.exp (obj-c++_target_compile): Ditto.
* lib/gnat.exp (gnat_target_compile): Ditto.
libstdc++-v3/
PR testsuite/28870
* testsuite/lib/libstdc++.exp: Include new timeout library files.
(libstdc++_init): Define tool_timeout.
(dg-test): Override DejaGnu proc.
(v3_target_compile): Set timeout value from new proc.
(v3_target_compile_as_c): Ditto.
libmudflap/
PR testsuite/28870
* testsuite/lib/mfdg.exp (dg-test): Use new timeout support.
(dg-timeout): Remove.
(standard-wait): Remove.
* testsuite/lib/libmudflap.exp: Include new timeout library files.
(libmudflap_target_compile): Set timeout value from new proc.
libgomp/
PR testsuite/28870
* testsuite/lib/libgomp.exp: Include new timeout library files.
(libgomp_target_compile): Set timeout value from new proc.
From-SVN: r142225
* testsuite/libgomp.exp (libgomp_init): Only set things that
depend on blddir if blddir exists.
(libgomp_target_compile): Likewise.
* testsuite/libgomp.c++/c++.exp: Likewise.
* testsuite/libgomp.fortran/fortran.exp: Likewise.
From-SVN: r139393
gcc/ada/
PR documentation/15479
* gnat-style.texi: Remove AdaCore copyright statement and GPL
statement for GNAT. Add @copying stanza, use it. Update to
GFDL 1.2. Do not list GFDL as Invariant Section, do not list
title as Front-Cover Text.
* gnat_rm.texi: Likewise.
* gnat_ugn.texi: Likewise.
gcc/
* doc/cpp.texi: Update to GFDL 1.2.
* doc/gcc.texi: Do not list GPL as Invariant Section.
* doc/gccint.texi: Likewise. Update copyright years.
* doc/install.texi: Update copyright years.
gcc/fortran/
* gfc-internals.texi: Update to GFDL 1.2. Do not list GPL as
Invariant Section.
* gfortran.texi: Likewise.
* intrinsic.texi: Do not list GPL as Invariant Section.
* invoke.texi: Likewise. Update copyright years.
gcc/java/
* gcj.texi: Update copyright years. Do not list GPL as
Invariant Section.
libgomp/
* libgomp.texi: Update to GFDL 1.2. Update copyright years.
Do not list GPL as Invariant Section.
From-SVN: r138293
PR debug/36617
* tree-cfg.c (struct move_stmt_d): Replace block field with
orig_block and new_block fields.
(move_stmt_r): Only set TREE_BLOCK to p->new_block if
if it used to be NULL, p->orig_block or if p->orig_block is NULL.
(move_block_to_fn): Replace vars_map and new_label_map arguments
with struct move_stmt_d pointer.
(replace_block_vars_by_duplicates): New function.
(move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
all subblocks of ORIG_BLOCK to the new function. Call
replace_block_vars_by_duplicates.
* tree-flow.h (move_sese_region_to_fn): Adjust prototype.
* omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
BLOCK of the new function. Adjust move_sese_region_to_fn caller.
Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
(expand_omp): Temporarily set input_location to the location of
region's controlling stmt.
(lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
BIND_EXPR, push ctx->block_vars and gimplification vars into
the BIND_EXPR and its block's BLOCK_VARS instead of directly
into dest function.
(lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
there are any BLOCK_VARS.
(lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
OMP_PARALLEL or OMP_TASK stmt.
(lower_omp): Save and restore input_location around the lower_omp_1
call.
* testsuite/libgomp.c/debug-1.c: New test.
From-SVN: r137198
* libgomp.h (struct gomp_task): Add in_tied_task field.
* task.c (gomp_init_task): Initialize it.
(GOMP_task): Likewise. Call gomp_team_barrier_set_task_pending
unconditionally. Don't call gomp_team_barrier_wake if
current task is implicit or if(0) from implicit and number of
running tasks is equal to nthreads - 1.
From-SVN: r136682
* c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to
200805.
* langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
Add omp_private_outer_ref hook, add another argument to
omp_clause_default_ctor hook.
* langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
(LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
(LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
hook_tree_tree_tree_tree_null.
(LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
* hooks.c (hook_tree_tree_tree_tree_null): New function.
* hooks.h (hook_tree_tree_tree_tree_null): New prototype.
* tree.def (OMP_TASK): New tree code.
* tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
OMP_CLAUSE_COLLAPSE_EXPR): Define.
(enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
(OMP_DIRECTIVE_P): Add OMP_TASK.
(OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
(OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
* tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
and OMP_CLAUSE_UNTIED entries.
(omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
num_ops to 2.
(walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
Walk OMP_CLAUSE_LASTPRIVATE_STMT.
* tree-pretty-print.c (dump_omp_clause): Handle
OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
(dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
* c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
warning about unsigned iterators. Change decl/init/cond/incr
arguments to TREE_VECs, check arguments for all collapsed loops.
(c_finish_omp_taskwait): New function.
(c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
ws_clauses.
* c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
default_function_array_conversion on init. Add par_clauses argument.
If decl is present in parallel's lastprivate clause, change it to
shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
collapse count in clauses.
(c_parser_omp_for, c_parser_omp_parallel): Adjust
c_parser_omp_for_loop callers.
(OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
(c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
(c_parser_omp_clause_name): Handle collapse and untied clauses.
(c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
functions.
(c_parser_omp_clause_schedule): Handle schedule(auto).
Include correct location in the error message.
(c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
and PRAGMA_OMP_CLAUSE_UNTIED.
(OMP_TASK_CLAUSE_MASK): Define.
(c_parser_omp_task, c_parser_omp_taskwait): New functions.
(c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
* tree-nested.c (convert_nonlocal_omp_clauses,
convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
OMP_CLAUSE_DECL.
(conver_nonlocal_reference, convert_local_reference,
convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
(walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
* tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
* c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
* c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
(PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
* c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
(c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
OMP_CLAUSE_UNTIED.
* c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
* c-common.h (c_finish_omp_taskwait): New prototype.
* gimple-low.c (lower_stmt): Handle OMP_TASK.
* tree-parloops.c (create_parallel_loop): Create 1 entry
vectors for OMP_FOR_{INIT,COND,INCR}.
* tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
(make_edges): Handle OMP_TASK.
* tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
* tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
* builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
* omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
* gimplify.c (gimplify_omp_for): Allow pointer type for decl,
handle POINTER_PLUS_EXPR. If loop counter has been replaced and
original iterator is present in lastprivate clause or if
collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
(gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
(enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
(omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
if it is set, lookup var in outer contexts too. Handle
OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
to be implicitly determined firstprivate for task regions.
(gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
if it is set, lookup var in outer contexts too. Set
OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
OMP_CLAUSE_UNTIED. Take region_type as last argument
instead of in_parallel and in_combined_parallel.
(gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
Adjust callers.
(gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause
langhook.
(new_omp_context): Set default_kind to
OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
(omp_region_type): New enum.
(struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
fields, add region_type.
(new_omp_context): Take region_type as argument instead of is_parallel
and is_combined_parallel.
(gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
omp_is_private, omp_check_private): Adjust ctx->is_parallel and
ctx->is_combined_parallel checks.
(gimplify_omp_task): New function.
(gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
OMP_CLAUSE_UNTIED.
* omp-low.c (extract_omp_for_data): Use schedule(static)
for schedule(auto). Handle pointer and unsigned iterators.
Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
Add loops argument. Extract data for collapsed OMP_FOR loops.
(expand_parallel_call): Assert sched_kind isn't auto,
map runtime schedule to index 3.
(struct omp_for_data_loop): New type.
(struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
Add loop, loops, collapse and iter_type fields.
(workshare_safe_to_combine_p): Disallow combined for if
iter_type is unsigned long long. Don't combine collapse > 1 loops
unless all bounds and steps are constant. Adjust extract_omp_for_data
caller.
(expand_omp_for_generic): Handle pointer, unsigned and long long
iterators. Handle collapsed OMP_FOR loops. Adjust
for struct omp_for_data changes. If libgomp function doesn't return
boolean_type_node, add comparison of the return value with 0.
(expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
pointer, unsigned and long long iterators. Adjust for struct
omp_for_data changes.
(expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
unsigned long long. Allocate loops array, pass it to
extract_omp_for_data. For collapse > 1 loops use always
expand_omp_for_generic.
(omp_context): Add sfield_map and srecord_type fields.
(is_task_ctx, lookup_sfield): New functions.
(use_pointer_for_field): Use is_task_ctx helper. Change first
argument's type from const_tree to tree. Clarify comment.
In OMP_TASK disallow copy-in/out sharing.
(build_sender_ref): Call lookup_sfield instead of lookup_field.
(install_var_field): Add mask argument. Populate both record_type
and srecord_type if needed.
(delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
in srecord_type.
(fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
and DECL_FIELD_OFFSET.
(scan_sharing_clauses): Adjust install_var_field callers. For
firstprivate clauses on explicit tasks allocate the var by value in
record_type unconditionally, rather than by reference.
Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
Use is_taskreg_ctx instead of is_parallel_ctx.
Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
(create_omp_child_function_name): Add task_copy argument, use
*_omp_cpyfn* names if it is true.
(create_omp_child_function): Add task_copy argument, if true create
*_omp_cpyfn* helper function.
(scan_omp_parallel): Adjust create_omp_child_function callers.
Rename parallel_nesting_level to taskreg_nesting_level.
(scan_omp_task): New function.
(lower_rec_input_clauses): Don't run constructors for firstprivate
explicit task vars which are initialized by *_omp_cpyfn*.
Pass outer var ref to omp_clause_default_ctor hook if
OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
OMP_CLAUSE_REDUCTION_INIT.
(lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
avoid duplicate setting of fields. Handle
OMP_CLAUSE_PRIVATE_OUTER_REF.
(lower_send_shared_vars): Use srecord_type if non-NULL. Don't
copy-out if TREE_READONLY, only copy-in.
(expand_task_copyfn): New function.
(expand_task_call): New function.
(struct omp_taskcopy_context): New type.
(task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
New functions.
(lower_omp_parallel): Rename to...
(lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
Call create_task_copyfn if srecord_type is needed. Adjust
sender_decl type.
(task_shared_vars): New variable.
(check_omp_nesting_restrictions): Warn if work-sharing,
barrier, master or ordered region is closely nested inside OMP_TASK.
Add warnings for barrier if closely nested inside of work-sharing,
ordered, or master region.
(scan_omp_1): Call check_omp_nesting_restrictions even for
GOMP_barrier calls. Rename parallel_nesting_level to
taskreg_nesting_level. Handle OMP_TASK.
(lower_lastprivate_clauses): Even if some lastprivate is found on a
work-sharing construct, continue looking for them on parent parallel
construct.
(lower_omp_for_lastprivate): Add lastprivate clauses
to the beginning of dlist rather than end. Adjust for struct
omp_for_data changes.
(lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
not after it. Handle collapsed OMP_FOR loops, adjust for
OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data
caller.
(get_ws_args_for): Adjust extract_omp_for_data caller.
(scan_omp_for): Handle collapsed OMP_FOR
loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
(lower_omp_single_simple): If libgomp function doesn't return
boolean_type_node, add comparison of the return value with 0.
(diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
(parallel_nesting_level): Rename to...
(taskreg_nesting_level): ... this.
(is_taskreg_ctx): New function.
(build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
of is_parallel_ctx.
(execute_lower_omp): Rename parallel_nesting_level to
taskreg_nesting_level.
(expand_omp_parallel): Rename to...
(expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
Call omp_task_call for OMP_TASK regions.
(expand_omp): Adjust caller, handle OMP_TASK.
(lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
* bitmap.c (bitmap_default_obstack_depth): New variable.
(bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
if argument is NULL and bitmap_default_obstack is already initialized.
* ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
at the end.
* matrix-reorg.c (matrix_reorg): Likewise.
cp/
* cp-tree.h (cxx_omp_finish_clause, cxx_omp_create_clause_info,
dependent_omp_for_p, begin_omp_task, finish_omp_task,
finish_omp_taskwait): New prototypes.
(cxx_omp_clause_default_ctor): Add outer argument.
(finish_omp_for): Add new clauses argument.
* cp-gimplify.c (cxx_omp_finish_clause): New function.
(cxx_omp_predetermined_sharing): Moved from semantics.c, rewritten.
(cxx_omp_clause_default_ctor): Add outer argument.
(cp_genericize_r): Walk OMP_CLAUSE_LASTPRIVATE_STMT.
* cp-objcp-common.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
* parser.c (cp_parser_omp_for_loop): Parse collapsed for loops.
Add par_clauses argument. If decl is present in parallel's
lastprivate clause, change that clause to shared and add
a lastprivate clause for decl to OMP_FOR_CLAUSES.
Fix wording of error messages. Adjust finish_omp_for caller.
Add clauses argument. Parse loops with random access iterators.
(cp_parser_omp_clause_collapse, cp_parser_omp_clause_untied): New
functions.
(cp_parser_omp_for, cp_parser_omp_parallel): Adjust
cp_parser_omp_for_loop callers.
(cp_parser_omp_for_cond, cp_parser_omp_for_incr): New helper
functions.
(cp_parser_omp_clause_name): Handle collapse and untied
clauses.
(cp_parser_omp_clause_schedule): Handle auto schedule.
(cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
and PRAGMA_OMP_CLAUSE_UNTIED.
(OMP_FOR_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_COLLAPSE.
(OMP_TASK_CLAUSE_MASK): Define.
(cp_parser_omp_task, cp_parser_omp_taskwait): New functions.
(cp_parser_omp_construct): Handle PRAGMA_OMP_TASK.
(cp_parser_pragma): Handle PRAGMA_OMP_TASK and
PRAGMA_OMP_TASKWAIT.
* pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
OMP_CLAUSE_UNTIED. Handle OMP_CLAUSE_LASTPRIVATE_STMT.
(tsubst_omp_for_iterator): New function.
(dependent_omp_for_p): New function.
(tsubst_expr) <case OMP_FOR>: Use it. Handle collapsed OMP_FOR
loops. Adjust finish_omp_for caller. Handle loops with random
access iterators. Adjust for OMP_FOR_{INIT,COND,INCR} changes.
(tsubst_expr): Handle OMP_TASK.
* semantics.c (cxx_omp_create_clause_info): New function.
(finish_omp_clauses): Call it. Handle OMP_CLAUSE_UNTIED and
OMP_CLAUSE_COLLAPSE.
(cxx_omp_predetermined_sharing): Removed.
* semantics.c (finish_omp_for): Allow pointer iterators. Use
handle_omp_for_class_iterator and dependent_omp_for_p. Handle
collapsed for loops. Adjust c_finish_omp_for caller. Add new
clauses argument. Fix check for type dependent cond or incr.
Set OMP_FOR_CLAUSES to clauses. Use cp_convert instead of
fold_convert to convert incr amount to difference_type. Only
fold if not in template. If decl is mentioned in lastprivate
clause, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle loops with random
access iterators. Adjust for OMP_FOR_{INIT,COND,INCR}
changes.
(finish_omp_threadprivate): Allow static class members of the
current class.
(handle_omp_for_class_iterator, begin_omp_task, finish_omp_task,
finish_omp_taskwait): New functions.
* parser.c (cp_parser_binary_expression): Add prec argument.
(cp_parser_assignment_expression): Adjust caller.
* cp-tree.h (outer_curly_brace_block): New prototype.
* decl.c (outer_curly_brace_block): No longer static.
fortran/
* scanner.c (skip_free_comments, skip_fixed_comments): Handle tabs.
* parse.c (next_free): Allow tab after !$omp.
(decode_omp_directive): Handle !$omp task, !$omp taskwait
and !$omp end task.
(case_executable): Add ST_OMP_TASKWAIT.
(case_exec_markers): Add ST_OMP_TASK.
(gfc_ascii_statement): Handle ST_OMP_TASK, ST_OMP_END_TASK and
ST_OMP_TASKWAIT.
(parse_omp_structured_block, parse_executable): Handle ST_OMP_TASK.
* gfortran.h (gfc_find_sym_in_expr): New prototype.
(gfc_statement): Add ST_OMP_TASK, ST_OMP_END_TASK and ST_OMP_TASKWAIT.
(gfc_omp_clauses): Add OMP_SCHED_AUTO to sched_kind,
OMP_DEFAULT_FIRSTPRIVATE to default_sharing. Add collapse and
untied fields.
(gfc_exec_op): Add EXEC_OMP_TASK and EXEC_OMP_TASKWAIT.
* f95-lang.c (LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP, LANG_HOOKS_OMP_CLAUSE_DTOR,
LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
* trans.h (gfc_omp_clause_default_ctor): Add another argument.
(gfc_omp_clause_copy_ctor, gfc_omp_clause_assign_op,
gfc_omp_clause_dtor, gfc_omp_private_outer_ref): New prototypes.
* types.def (BT_ULONGLONG, BT_PTR_ULONGLONG,
BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
BT_FN_VOID_PTR_PTR, BT_PTR_FN_VOID_PTR_PTR,
BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
(BT_BOOL): Use integer type with BOOL_TYPE_SIZE rather
than boolean_type_node.
* dump-parse-tree.c (gfc_show_omp_node): Handle EXEC_OMP_TASK,
EXEC_OMP_TASKWAIT, OMP_SCHED_AUTO, OMP_DEFAULT_FIRSTPRIVATE,
untied and collapse clauses.
(gfc_show_code_node): Handle EXEC_OMP_TASK and EXEC_OMP_TASKWAIT.
* trans.c (gfc_trans_code): Handle EXEC_OMP_TASK and
EXEC_OMP_TASKWAIT.
* st.c (gfc_free_statement): Likewise.
* resolve.c (gfc_resolve_blocks, resolve_code): Likewise.
(find_sym_in_expr): Rename to...
(gfc_find_sym_in_expr): ... this. No longer static.
(resolve_allocate_expr, resolve_ordinary_assign): Adjust caller.
* match.h (gfc_match_omp_task, gfc_match_omp_taskwait): New
prototypes.
* openmp.c (resolve_omp_clauses): Allow allocatable arrays in
firstprivate, lastprivate, reduction, copyprivate and copyin
clauses.
(omp_current_do_code): Made static.
(omp_current_do_collapse): New variable.
(gfc_resolve_omp_do_blocks): Compute omp_current_do_collapse,
clear omp_current_do_code and omp_current_do_collapse on return.
(gfc_resolve_do_iterator): Handle collapsed do loops.
(resolve_omp_do): Likewise, diagnose errorneous collapsed do loops.
(OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): Define.
(gfc_match_omp_clauses): Handle default (firstprivate),
schedule (auto), untied and collapse (n) clauses.
(OMP_DO_CLAUSES): Add OMP_CLAUSE_COLLAPSE.
(OMP_TASK_CLAUSES): Define.
(gfc_match_omp_task, gfc_match_omp_taskwait): New functions.
* trans-openmp.c (gfc_omp_private_outer_ref): New function.
(gfc_omp_clause_default_ctor): Add outer argument. For allocatable
arrays allocate them with the bounds of the outer var if outer
var is allocated.
(gfc_omp_clause_copy_ctor, gfc_omp_clause_assign_op,
gfc_omp_clause_dtor): New functions.
(gfc_trans_omp_array_reduction): If decl is allocatable array,
allocate it with outer var's bounds in OMP_CLAUSE_REDUCTION_INIT
and deallocate it in OMP_CLAUSE_REDUCTION_MERGE.
(gfc_omp_predetermined_sharing): Return OMP_CLAUSE_DEFAULT_SHARED
for assumed-size arrays.
(gfc_trans_omp_do): Add par_clauses argument. If dovar is
present in lastprivate clause and do loop isn't simple,
set OMP_CLAUSE_LASTPRIVATE_STMT. If dovar is present in
parallel's lastprivate clause, change it to shared and add
lastprivate clause to OMP_FOR_CLAUSES. Handle collapsed do loops.
(gfc_trans_omp_directive): Adjust gfc_trans_omp_do callers.
(gfc_trans_omp_parallel_do): Likewise. Move collapse clause to
OMP_FOR from OMP_PARALLEL.
(gfc_trans_omp_clauses): Handle OMP_SCHED_AUTO,
OMP_DEFAULT_FIRSTPRIVATE, untied and collapse clauses.
(gfc_trans_omp_task, gfc_trans_omp_taskwait): New functions.
(gfc_trans_omp_directive): Handle EXEC_OMP_TASK and
EXEC_OMP_TASKWAIT.
gcc/testsuite/
* gcc.dg/gomp/collapse-1.c: New test.
* gcc.dg/gomp/nesting-1.c: New test.
* g++.dg/gomp/task-1.C: New test.
* g++.dg/gomp/predetermined-1.C: New test.
* g++.dg/gomp/tls-4.C: New test.
* gfortran.dg/gomp/collapse1.f90: New test.
* gfortran.dg/gomp/sharing-3.f90: New test.
* gcc.dg/gomp/pr27499.c (foo): Remove is unsigned dg-warning.
* g++.dg/gomp/pr27499.C (foo): Likewise.
* g++.dg/gomp/for-16.C (foo): Likewise.
* g++.dg/gomp/tls-3.C: Remove dg-error, add S::s definition.
* g++.dg/gomp/pr34607.C: Adjust dg-error location.
* g++.dg/gomp/for-16.C (foo): Add a new dg-error.
* gcc.dg/gomp/appendix-a/a.35.4.c: Add dg-warning.
* gcc.dg/gomp/appendix-a/a.35.6.c: Likewise.
* gfortran.dg/gomp/appendix-a/a.35.4.f90: Likewise.
* gfortran.dg/gomp/appendix-a/a.35.6.f90: Likewise.
* gfortran.dg/gomp/omp_parse1.f90: Remove !$omp tab test.
* gfortran.dg/gomp/appendix-a/a.33.4.f90: Remove dg-error
about allocatable array.
* gfortran.dg/gomp/reduction1.f90: Likewise.
libgomp/
* configure.ac (LIBGOMP_GNU_SYMBOL_VERSIONING): New AC_DEFINE.
Substitute also OMP_*LOCK_25*.
* configure: Regenerated.
* config.h.in: Regenerated.
* Makefile.am (libgomp_la_SOURCES): Add loop_ull.c, iter_ull.c,
ptrlock.c and task.c.
* Makefile.in: Regenerated.
* testsuite/Makefile.in: Regenerated.
* task.c: New file.
* loop_ull.c: New file.
* iter_ull.c: New file.
* libgomp.h: Include ptrlock.h.
(enum gomp_task_kind): New type.
(struct gomp_team): Add task_lock, task_queue, task_count,
task_running_count, single_count fields. Add
work_share_list_free_lock ifndef HAVE_SYNC_BUILTINS.
Remove work_share_lock, generation_mask,
oldest_live_gen, num_live_gen and init_work_shares fields, add
work work_share_list_alloc, work_share_list_free and work_share_chunk
fields. Change work_shares from pointer to pointers into an array.
Change ordered_release field into gomp_sem_t ** from flexible array
member. Add implicit_task and initial_work_shares fields.
Move close to the end of the struct.
(struct gomp_team_state): Add single_count, last_work_share,
active_level and level fields, remove work_share_generation.
(gomp_barrier_handle_tasks): New prototype.
(gomp_finish_task): New inline function.
(struct gomp_work_share): Move chunk_size, end, incr into
transparent union/struct, add chunk_size_ull, end_ll, incr_ll and
next_ll fields. Reshuffle fields. Add next_alloc,
next_ws, next_free and inline_ordered_team_ids fields, change
ordered_team_ids into pointer from flexible array member.
Add mode field. Put lock and next into a different cache line
from most of the write-once fields.
(gomp_iter_ull_static_next, gomp_iter_ull_dynamic_next_locked,
gomp_iter_ull_guided_next_locked, gomp_iter_ull_dynamic_next,
gomp_iter_ull_guided_next): New prototypes.
(gomp_new_icv): New prototype.
(struct gomp_thread): Add thread_pool and task fields.
(struct gomp_thread_pool): New type.
(gomp_new_team): New prototype.
(gomp_team_start): Change type of last argument.
(gomp_new_work_share): Removed.
(gomp_init_work_share, gomp_fini_work_share): New prototypes.
(gomp_work_share_init_done): New static inline.
(gomp_throttled_spin_count_var, gomp_available_cpus,
gomp_managed_threads): New extern decls.
(gomp_init_task): New prototype.
(gomp_spin_count_var): New extern var decl.
(LIBGOMP_GNU_SYMBOL_VERSIONING): Undef if no visibility
or no alias support, or if not PIC.
(gomp_init_lock_30, gomp_destroy_lock_30, gomp_set_lock_30,
gomp_unset_lock_30, gomp_test_lock_30, gomp_init_nest_lock_30,
gomp_destroy_nest_lock_30, gomp_set_nest_lock_30,
gomp_unset_nest_lock_30, gomp_test_nest_lock_30, gomp_init_lock_25,
gomp_destroy_lock_25, gomp_set_lock_25, gomp_unset_lock_25,
gomp_test_lock_25, gomp_init_nest_lock_25, gomp_destroy_nest_lock_25,
gomp_set_nest_lock_25, gomp_unset_nest_lock_25,
gomp_test_nest_lock_25): New prototypes.
(omp_lock_symver, strong_alias): Define.
(gomp_remaining_threads_count, gomp_remaining_threads_lock): New
decls.
(gomp_end_task): New.
(struct gomp_task_icv, gomp_global_icv): New.
(gomp_thread_limit_var, gomp_max_active_levels_var): New.
(struct gomp_task): New.
(gomp_nthreads_var, gomp_dyn_var, gomp_nest_var,
gomp_run_sched_var, gomp_run_sched_chunk): Remove.
(gomp_icv): New.
(gomp_schedule_type): Reorder enum to match
omp_sched_t.
* team.c (struct gomp_thread_start_data): Add thread_pool and task
fields.
(gomp_thread_start): Add gomp_team_barrier_wait call.
For non-nested case remove clearing of docked thread thr fields.
Use pool fields instead of global gomp_* variables. Use
gomp_barrier_wait_last when needed. Initialize ts.active_level.
Create tasks for each member thread.
(free_team): Only destroy team barrier, task_lock here and free it.
(gomp_free_thread): Free last_team if non-NULL.
(gomp_team_end): Call gomp_team_barrier_wait instead of
gomp_barrier_wait. For nested case call one extra
gomp_barrier_wait. Move here some destruction from free_team.
Call free_team on pool->last_team if any, rather than freeing
current team. Destroy work_share_list_free_lock ifndef
HAVE_SYNC_BUILTINS.
(gomp_new_icv): New function.
(gomp_threads, gomp_threads_size, gomp_threads_used,
gomp_threads_dock): Removed.
(gomp_thread_destructor): New variable.
(gomp_new_thread_pool, gomp_free_pool_helper, gomp_free_thread): New
functions.
(gomp_team_start): Create new pool if current thread doesn't have
one. Use pool fields instead of global gomp_* variables.
Initialize thread_pool field for new threads. Clear single_count.
Change last argument from ws to team, don't create
new team, set ts.work_share to &team->work_shares[0] and clear
ts.last_work_share. Don't clear ts.work_share_generation.
If number of threads changed, adjust atomically gomp_managed_threads.
Use gomp_init_task instead of gomp_new_task,
set thr->task to the corresponding implicit_task array entry.
Create tasks for each member thread. Initialize ts.level.
(initialize_team): Call pthread_key_create on
gomp_thread_destructor.
(team_destructor): New function.
(new_team): Removed.
(gomp_new_team): New function.
(free_team): Free gomp_work_share blocks chained through next_alloc,
instead of freeing work_shares and destroying work_share_lock.
(gomp_team_end): Call gomp_fini_work_share. If number of threads
changed, adjust atomically gomp_managed_threads. Use gomp_end_task.
* barrier.c (GOMP_barrier): Call gomp_team_barrier_wait instead
of gomp_barrier_wait.
* single.c (GOMP_single_copy_start): Call gomp_team_barrier_wait
instead of gomp_barrier_wait. Call gomp_work_share_init_done
if gomp_work_share_start returned true. Don't unlock ws->lock.
(GOMP_single_copy_end): Call gomp_team_barrier_wait instead
of gomp_barrier_wait.
(GOMP_single_start): Rewritten if HAVE_SYNC_BUILTINS. Call
gomp_work_share_init_done if gomp_work_share_start returned true.
Don't unlock ws->lock.
* work.c: Include stddef.h.
(free_work_share): Use work_share_list_free_lock instead
of atomic chaining ifndef HAVE_SYNC_BUILTINS. Add team argument.
Call gomp_fini_work_share and then either free ws if orphaned, or
put it into work_share_list_free list of the current team.
(alloc_work_share, gomp_init_work_share, gomp_fini_work_share): New
functions.
(gomp_work_share_start, gomp_work_share_end,
gomp_work_share_end_nowait): Rewritten.
* omp_lib.f90.in Change some tabs to spaces to prevent warnings.
(openmp_version): Set to 200805.
(omp_sched_kind, omp_sched_static, omp_sched_dynamic,
omp_sched_guided, omp_sched_auto): New parameters.
(omp_set_schedule, omp_get_schedule, omp_get_thread_limit,
omp_set_max_active_levels, omp_get_max_active_levels,
omp_get_level, omp_get_ancestor_thread_num, omp_get_team_size,
omp_get_active_level): New interfaces.
* omp_lib.h.in (openmp_version): Set to 200805.
(omp_sched_kind, omp_sched_static, omp_sched_dynamic,
omp_sched_guided, omp_sched_auto): New parameters.
(omp_set_schedule, omp_get_schedule, omp_get_thread_limit,
omp_set_max_active_levels, omp_get_max_active_levels,
omp_get_level, omp_get_ancestor_thread_num, omp_get_team_size,
omp_get_active_level): New externals.
* loop.c: Include limits.h.
(GOMP_loop_runtime_next, GOMP_loop_ordered_runtime_next): Handle
GFS_AUTO.
(GOMP_loop_runtime_start, GOMP_loop_ordered_runtime_start):
Likewise. Use gomp_icv.
(gomp_loop_static_start, gomp_loop_dynamic_start): Clear
ts.static_trip here.
(gomp_loop_static_start, gomp_loop_ordered_static_start): Call
gomp_work_share_init_done after gomp_loop_init. Don't unlock ws->lock.
(gomp_loop_dynamic_start, gomp_loop_guided_start): Call
gomp_work_share_init_done after gomp_loop_init. If HAVE_SYNC_BUILTINS,
don't unlock ws->lock, otherwise lock it.
(gomp_loop_ordered_dynamic_start, gomp_loop_ordered_guided_start): Call
gomp_work_share_init_done after gomp_loop_init. Lock ws->lock.
(gomp_parallel_loop_start): Call gomp_new_team instead of
gomp_new_work_share. Call gomp_loop_init on &team->work_shares[0].
Adjust gomp_team_start caller. Pass 0 as second argument to
gomp_resolve_num_threads.
(gomp_loop_init): For GFS_DYNAMIC, multiply ws->chunk_size by incr.
If adding ws->chunk_size nthreads + 1 times after end won't
overflow, set ws->mode to 1.
* libgomp_g.h (GOMP_loop_ull_static_start, GOMP_loop_ull_dynamic_start,
GOMP_loop_ull_guided_start, GOMP_loop_ull_runtime_start,
GOMP_loop_ull_ordered_static_start,
GOMP_loop_ull_ordered_dynamic_start,
GOMP_loop_ull_ordered_guided_start,
GOMP_loop_ull_ordered_runtime_start, GOMP_loop_ull_static_next,
GOMP_loop_ull_dynamic_next, GOMP_loop_ull_guided_next,
GOMP_loop_ull_runtime_next, GOMP_loop_ull_ordered_static_next,
GOMP_loop_ull_ordered_dynamic_next, GOMP_loop_ull_ordered_guided_next,
GOMP_loop_ull_ordered_runtime_next, GOMP_task, GOMP_taskwait): New
prototypes.
* libgomp.map: Export lock routines also @@OMP_2.0.
(GOMP_loop_ordered_dynamic_first,
GOMP_loop_ordered_guided_first, GOMP_loop_ordered_runtime_first,
GOMP_loop_ordered_static_first): Remove.
(GOMP_loop_ull_dynamic_next, GOMP_loop_ull_dynamic_start,
GOMP_loop_ull_guided_next, GOMP_loop_ull_guided_start,
GOMP_loop_ull_ordered_dynamic_next,
GOMP_loop_ull_ordered_dynamic_start,
GOMP_loop_ull_ordered_guided_next,
GOMP_loop_ull_ordered_guided_start,
GOMP_loop_ull_ordered_runtime_next,
GOMP_loop_ull_ordered_runtime_start,
GOMP_loop_ull_ordered_static_next,
GOMP_loop_ull_ordered_static_start,
GOMP_loop_ull_runtime_next, GOMP_loop_ull_runtime_start,
GOMP_loop_ull_static_next, GOMP_loop_ull_static_start,
GOMP_task, GOMP_taskwait): Export @@GOMP_2.0.
(omp_set_schedule, omp_get_schedule,
omp_get_thread_limit, omp_set_max_active_levels,
omp_get_max_active_levels, omp_get_level,
omp_get_ancestor_thread_num, omp_get_team_size, omp_get_active_level,
omp_set_schedule_, omp_set_schedule_8_,
omp_get_schedule_, omp_get_schedule_8_, omp_get_thread_limit_,
omp_set_max_active_levels_, omp_set_max_active_levels_8_,
omp_get_max_active_levels_, omp_get_level_,
omp_get_ancestor_thread_num_, omp_get_ancestor_thread_num_8_,
omp_get_team_size_, omp_get_team_size_8_, omp_get_active_level_):
New exports @@OMP_3.0.
* omp.h.in (omp_sched_t): New type.
(omp_set_schedule, omp_get_schedule, omp_get_thread_limit,
omp_set_max_active_levels, omp_get_max_active_levels,
omp_get_level, omp_get_ancestor_thread_num, omp_get_team_size,
omp_get_active_level): New prototypes.
* env.c (gomp_spin_count_var, gomp_throttled_spin_count_var,
gomp_available_cpus, gomp_managed_threads, gomp_max_active_levels_var,
gomp_thread_limit_var, gomp_remaining_threads_count,
gomp_remaining_threads_lock): New variables.
(parse_spincount): New function.
(initialize_env): Call gomp_init_num_threads unconditionally.
Initialize gomp_available_cpus. Call parse_spincount,
initialize gomp_{,throttled_}spin_count_var
depending on presence and value of OMP_WAIT_POLICY and
GOMP_SPINCOUNT env vars. Handle GOMP_BLOCKTIME env var.
Handle OMP_WAIT_POLICY, OMP_MAX_ACTIVE_LEVELS,
OMP_THREAD_LIMIT, OMP_STACKSIZE env vars. Handle unit specification
for GOMP_STACKSIZE. Initialize gomp_remaining_threads_count and
gomp_remaining_threads_lock if needed. Use gomp_global_icv.
(gomp_nthreads_var, gomp_dyn_var, gomp_nest_var,
gomp_run_sched_var, gomp_run_sched_chunk): Remove.
(gomp_global_icv): New.
(parse_schedule): Use it. Parse "auto".
(omp_set_num_threads): Use gomp_icv.
(omp_set_dynamic, omp_get_dynamic, omp_set_nested, omp_get_nested):
Likewise.
(omp_get_max_threads): Move from parallel.c.
(omp_set_schedule, omp_get_schedule, omp_get_thread_limit,
omp_set_max_active_levels, omp_get_max_active_levels): New functions,
add ialias.
(parse_stacksize, parse_wait_policy): New functions.
* fortran.c: Rewrite lock wrappers, if symbol versioning provide
both wrappers for compatibility and new locks.
(omp_set_schedule, omp_get_schedule,
omp_get_thread_limit, omp_set_max_active_levels,
omp_get_max_active_levels, omp_get_level,
omp_get_ancestor_thread_num, omp_get_team_size,
omp_get_active_level): New ialias_redirect.
(omp_set_schedule_, omp_set_schedule_8_,
omp_get_schedule_, omp_get_schedule_8_, omp_get_thread_limit_,
omp_set_max_active_levels_, omp_set_max_active_levels_8_,
omp_get_max_active_levels_, omp_get_level_,
omp_get_ancestor_thread_num_, omp_get_ancestor_thread_num_8_,
omp_get_team_size_, omp_get_team_size_8_, omp_get_active_level_):
New functions.
* parallel.c: Include limits.h.
(gomp_resolve_num_threads): Add count argument. Rewritten.
(GOMP_parallel_start): Call gomp_new_team and pass that as last
argument to gomp_team_start. Pass 0 as second argument to
gomp_resolve_num_threads.
(GOMP_parallel_end): Decrease gomp_remaining_threads_count
if gomp_thread_limit_var != ULONG_MAX.
(omp_in_parallel): Implement using ts.active_level.
(omp_get_max_threads): Move to env.c.
(omp_get_level, omp_get_ancestor_thread_num,
omp_get_team_size, omp_get_active_level): New functions,
add ialias.
* sections.c (GOMP_sections_start): Call gomp_work_share_init_done
after gomp_sections_init. If HAVE_SYNC_BUILTINS, call
gomp_iter_dynamic_next instead of the _locked variant and don't take
lock around it, otherwise acquire it before calling
gomp_iter_dynamic_next_locked.
(GOMP_sections_next): If HAVE_SYNC_BUILTINS, call
gomp_iter_dynamic_next instead of the _locked variant and don't take
lock around it.
(GOMP_parallel_sections_start): Call gomp_new_team instead of
gomp_new_work_share. Call gomp_sections_init on &team->work_shares[0].
Adjust gomp_team_start caller. Pass count as second argument to
gomp_resolve_num_threads, don't adjust num_threads after the call.
Use gomp_icv.
* iter.c (gomp_iter_dynamic_next_locked): Don't multiply
ws->chunk_size by incr.
(gomp_iter_dynamic_next): Likewise. If ws->mode, use more efficient
code.
* libgomp_f.h.in (omp_lock_25_arg_t, omp_nest_lock_25_arg_t): New
types.
(omp_lock_25_arg, omp_nest_lock_25_arg): New macros.
(omp_check_defines): Check even the compat defines.
* config/linux/ptrlock.c: New file.
* config/linux/ptrlock.h: New file.
* config/linux/wait.h: New file.
* config/posix/ptrlock.c: New file.
* config/posix/ptrlock.h: New file.
* config/linux/bar.h (gomp_team_barrier_wait,
gomp_team_barrier_wait_end, gomp_team_barrier_wake): New prototypes.
(gomp_team_barrier_set_task_pending,
gomp_team_barrier_clear_task_pending,
gomp_team_barrier_set_waiting_for_tasks,
gomp_team_barrier_waiting_for_tasks,
gomp_team_barrier_done): New inlines.
(gomp_barrier_t): Rewritten.
(gomp_barrier_state_t): New typedef.
(gomp_barrier_init, gomp_barrier_reinit, gomp_barrier_destroy,
gomp_barrier_wait_start): Rewritten.
(gomp_barrier_wait_end): Change second argument to
gomp_barrier_state_t.
(gomp_barrier_last_thread, gomp_barrier_wait_last): New static
inlines.
* config/linux/bar.c: Include wait.h instead of libgomp.h and
futex.h.
(gomp_barrier_wait_end): Rewritten.
(gomp_team_barrier_wait, gomp_team_barrier_wait_end,
gomp_team_barrier_wake, gomp_barrier_wait_last): New functions.
* config/posix/bar.h (gomp_barrier_t): Add generation field.
(gomp_barrier_state_t): New typedef.
(gomp_team_barrier_wait,
gomp_team_barrier_wait_end, gomp_team_barrier_wake): New prototypes.
(gomp_barrier_wait_start): Or all but low 2 bits from generation
into the return value. Return gomp_barrier_state_t.
(gomp_team_barrier_set_task_pending,
gomp_team_barrier_clear_task_pending,
gomp_team_barrier_set_waiting_for_tasks,
gomp_team_barrier_waiting_for_tasks,
gomp_team_barrier_done): New inlines.
(gomp_barrier_wait_end): Change second argument to
gomp_barrier_state_t.
(gomp_barrier_last_thread, gomp_barrier_wait_last): New static
inlines.
* config/posix/bar.c (gomp_barrier_init): Clear generation field.
(gomp_barrier_wait_end): Change second argument to
gomp_barrier_state_t.
(gomp_team_barrier_wait, gomp_team_barrier_wait_end,
gomp_team_barrier_wake): New functions.
* config/linux/mutex.c: Include wait.h instead of libgomp.h and
futex.h.
(gomp_futex_wake, gomp_futex_wait): New variables.
(gomp_mutex_lock_slow): Call do_wait instead of futex_wait.
* config/linux/lock.c: Rewrite to make locks task owned,
for backwards compatibility provide the old entrypoints
if symbol versioning. Include wait.h instead of libgomp.h and
futex.h.
(gomp_set_nest_lock_25): Call do_wait instead of futex_wait.
* config/posix95/lock.c: Rewrite to make locks task owned,
for backwards compatibility provide the old entrypoints
if symbol versioning.
* config/posix/lock.c: Rewrite to make locks task owned,
for backwards compatibility provide the old entrypoints
if symbol versioning.
* config/linux/proc.c (gomp_init_num_threads): Use gomp_global_icv.
(get_num_procs, gomp_dynamic_max_threads): Use gomp_icv.
* config/posix/proc.c, config/mingw32/proc.c: Similarly.
* config/linux/powerpc/futex.h (FUTEX_WAIT, FUTEX_WAKE): Remove.
(sys_futex0): Return error code.
(futex_wake, futex_wait): If ENOSYS was returned, clear
FUTEX_PRIVATE_FLAG in gomp_futex_wa{ke,it} and retry.
(cpu_relax, atomic_write_barrier): New static inlines.
* config/linux/alpha/futex.h (FUTEX_WAIT, FUTEX_WAKE): Remove.
(futex_wake, futex_wait): If ENOSYS was returned, clear
FUTEX_PRIVATE_FLAG in gomp_futex_wa{ke,it} and retry.
(cpu_relax, atomic_write_barrier): New static inlines.
* config/linux/x86/futex.h (FUTEX_WAIT, FUTEX_WAKE): Remove.
(sys_futex0): Return error code.
(futex_wake, futex_wait): If ENOSYS was returned, clear
FUTEX_PRIVATE_FLAG in gomp_futex_wa{ke,it} and retry.
(cpu_relax, atomic_write_barrier): New static inlines.
* config/linux/s390/futex.h (FUTEX_WAIT, FUTEX_WAKE): Remove.
(sys_futex0): Return error code.
(futex_wake, futex_wait): If ENOSYS was returned, clear
FUTEX_PRIVATE_FLAG in gomp_futex_wa{ke,it} and retry.
(cpu_relax, atomic_write_barrier): New static inlines.
* config/linux/ia64/futex.h (FUTEX_WAIT, FUTEX_WAKE): Remove.
(sys_futex0): Return error code.
(futex_wake, futex_wait): If ENOSYS was returned, clear
FUTEX_PRIVATE_FLAG in gomp_futex_wa{ke,it} and retry.
(cpu_relax, atomic_write_barrier): New static inlines.
* config/linux/sparc/futex.h (FUTEX_WAIT, FUTEX_WAKE): Remove.
(sys_futex0): Return error code.
(futex_wake, futex_wait): If ENOSYS was returned, clear
FUTEX_PRIVATE_FLAG in gomp_futex_wa{ke,it} and retry.
(cpu_relax, atomic_write_barrier): New static inlines.
* config/linux/sem.c: Include wait.h instead of libgomp.h and
futex.h.
(gomp_sem_wait_slow): Call do_wait instead of futex_wait.
* config/linux/affinity.c: Assume HAVE_SYNC_BUILTINS.
* config/linux/omp-lock.h (omp_lock_25_t, omp_nest_lock_25_t): New
types.
(omp_nest_lock_t): Change owner into void *, add lock field.
* config/posix95/omp-lock.h: Include semaphore.h.
(omp_lock_25_t, omp_nest_lock_25_t): New types.
(omp_lock_t): Use sem_t instead of mutex if semaphores
aren't broken.
(omp_nest_lock_t): Likewise. Change owner to void *.
* config/posix/omp-lock.h: Include semaphore.h.
(omp_lock_25_t, omp_nest_lock_25_t): New types.
(omp_lock_t): Use sem_t instead of mutex if semaphores
aren't broken.
(omp_nest_lock_t): Likewise. Add owner field.
* testsuite/libgomp.c/collapse-1.c: New test.
* testsuite/libgomp.c/collapse-2.c: New test.
* testsuite/libgomp.c/collapse-3.c: New test.
* testsuite/libgomp.c/icv-1.c: New test.
* testsuite/libgomp.c/icv-2.c: New test.
* testsuite/libgomp.c/lib-2.c: New test.
* testsuite/libgomp.c/lock-1.c: New test.
* testsuite/libgomp.c/lock-2.c: New test.
* testsuite/libgomp.c/lock-3.c: New test.
* testsuite/libgomp.c/loop-4.c: New test.
* testsuite/libgomp.c/loop-5.c: New test.
* testsuite/libgomp.c/loop-6.c: New test.
* testsuite/libgomp.c/loop-7.c: New test.
* testsuite/libgomp.c/loop-8.c: New test.
* testsuite/libgomp.c/loop-9.c: New test.
* testsuite/libgomp.c/nested-3.c: New test.
* testsuite/libgomp.c/nestedfn-6.c: New test.
* testsuite/libgomp.c/sort-1.c: New test.
* testsuite/libgomp.c/task-1.c: New test.
* testsuite/libgomp.c/task-2.c: New test.
* testsuite/libgomp.c/task-3.c: New test.
* testsuite/libgomp.c/task-4.c: New test.
* testsuite/libgomp.c++/c++.exp: Add libstdc++-v3 build includes
to C++ testsuite default compiler options.
* testsuite/libgomp.c++/collapse-1.C: New test.
* testsuite/libgomp.c++/collapse-2.C: New test.
* testsuite/libgomp.c++/ctor-10.C: New test.
* testsuite/libgomp.c++/for-1.C: New test.
* testsuite/libgomp.c++/for-2.C: New test.
* testsuite/libgomp.c++/for-3.C: New test.
* testsuite/libgomp.c++/for-4.C: New test.
* testsuite/libgomp.c++/for-5.C: New test.
* testsuite/libgomp.c++/loop-8.C: New test.
* testsuite/libgomp.c++/loop-9.C: New test.
* testsuite/libgomp.c++/loop-10.C: New test.
* testsuite/libgomp.c++/task-1.C: New test.
* testsuite/libgomp.c++/task-2.C: New test.
* testsuite/libgomp.c++/task-3.C: New test.
* testsuite/libgomp.c++/task-4.C: New test.
* testsuite/libgomp.c++/task-5.C: New test.
* testsuite/libgomp.c++/task-6.C: New test.
* testsuite/libgomp.fortran/allocatable1.f90: New test.
* testsuite/libgomp.fortran/allocatable2.f90: New test.
* testsuite/libgomp.fortran/allocatable3.f90: New test.
* testsuite/libgomp.fortran/allocatable4.f90: New test.
* testsuite/libgomp.fortran/collapse1.f90: New test.
* testsuite/libgomp.fortran/collapse2.f90: New test.
* testsuite/libgomp.fortran/collapse3.f90: New test.
* testsuite/libgomp.fortran/collapse4.f90: New test.
* testsuite/libgomp.fortran/lastprivate1.f90: New test.
* testsuite/libgomp.fortran/lastprivate2.f90: New test.
* testsuite/libgomp.fortran/lib4.f90: New test.
* testsuite/libgomp.fortran/lock-1.f90: New test.
* testsuite/libgomp.fortran/lock-2.f90: New test.
* testsuite/libgomp.fortran/nested1.f90: New test.
* testsuite/libgomp.fortran/nestedfn4.f90: New test.
* testsuite/libgomp.fortran/strassen.f90: New test.
* testsuite/libgomp.fortran/tabs1.f90: New test.
* testsuite/libgomp.fortran/tabs2.f: New test.
* testsuite/libgomp.fortran/task1.f90: New test.
* testsuite/libgomp.fortran/task2.f90: New test.
* testsuite/libgomp.fortran/vla4.f90: Add dg-warning.
* testsuite/libgomp.fortran/vla5.f90: Likewise.
* testsuite/libgomp.c/pr26943-2.c: Likewise.
* testsuite/libgomp.c/pr26943-3.c: Likewise.
* testsuite/libgomp.c/pr26943-4.c: Likewise.
Co-Authored-By: Jakob Blomer <jakob.blomer@ira.uka.de>
Co-Authored-By: Richard Henderson <rth@redhat.com>
Co-Authored-By: Ulrich Drepper <drepper@redhat.com>
From-SVN: r136433
PR c++/36308
* semantics.c (omp_clause_info_fndecl): New function.
(finish_omp_clauses): Use it.
* testsuite/libgomp.c++/ctor-11.C: New test.
* testsuite/libgomp.c++/ctor-12.C: New test.
From-SVN: r135798
PR middle-end/36106
* omp-low.c (expand_omp_atomic_pipeline): Load value using the
integral type rather than floating point, then VIEW_CONVERT_EXPR
to the floating point type.
* testsuite/libgomp.c/atomic-5.c: New test.
* testsuite/libgomp.c/atomic-6.c: New test.
* testsuite/libgomp.c/autopar-1.c: New test.
From-SVN: r135027
PR libgomp/35625
* iter.c (gomp_iter_guided_next_locked): If q > n, set end to ws->end.
(gomp_iter_guided_next): Likewise.
* testsuite/libgomp.c/pr35625.c: New test.
From-SVN: r133306
PR middle-end/35549
* omp-low.c (maybe_lookup_decl): Constify first argument.
(use_pointer_for_field): Change last argument from bool to
omp_context *. Disallow shared copy-in/out in nested
parallel if decl is shared in outer parallel too.
(build_outer_var_ref, scan_sharing_clauses,
lower_rec_input_clauses, lower_copyprivate_clauses,
lower_send_clauses, lower_send_shared_vars): Adjust callers.
* testsuite/libgomp.c/pr35549.c: New test.
From-SVN: r133136
PR middle-end/35196
* omp-low.c (expand_omp_for_generic): Don't initialize fd->v
in entry_bb.
(expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
rather than in entry_bb.
* testsuite/libgomp.c/pr35196.c: New test.
From-SVN: r132351
