OpenACC atomic directive
gcc/c-family/
* c-pragma.c (oacc_pragmas): Add "atomic".
* c-pragma.h (pragma_kind): Add PRAGMA_OACC_ATOMIC.
gcc/c/
* c-parser.c (c_parser_omp_construct): Handle PRAGMA_OACC_ATOMIC.
gcc/cp/
* parser.c (cp_parser_omp_construct, cp_parser_pragma): Handle
PRAGMA_OACC_ATOMIC.
gcc/fortran/
* gfortran.h (gfc_statement): Add ST_OACC_ATOMIC,
ST_OACC_END_ATOMIC.
(gfc_exec_op): Add EXEC_OACC_ATOMIC.
* match.h (gfc_match_oacc_atomic): New prototype.
* openmp.c (gfc_match_omp_atomic, gfc_match_oacc_atomic): New
wrapper functions around...
(gfc_match_omp_oacc_atomic): ... this new function.
(oacc_code_to_statement, gfc_resolve_oacc_directive): Handle
EXEC_OACC_ATOMIC.
* parse.c (decode_oacc_directive): Handle "atomic", "end atomic".
(case_exec_markers): Add ST_OACC_ATOMIC.
(gfc_ascii_statement): Handle ST_OACC_ATOMIC, ST_OACC_END_ATOMIC.
(parse_omp_atomic): Rename to...
(parse_omp_oacc_atomic): ... this new function. Add omp_p formal
parameter. Adjust all users.
(parse_executable): Handle ST_OACC_ATOMIC.
(is_oacc): Handle EXEC_OACC_ATOMIC.
* resolve.c (gfc_resolve_blocks, gfc_resolve_code): Handle
EXEC_OACC_ATOMIC.
* st.c (gfc_free_statement): Handle EXEC_OACC_ATOMIC.
* trans-openmp.c (gfc_trans_oacc_directive): Handle
EXEC_OACC_ATOMIC.
* trans.c (trans_code): Handle EXEC_OACC_ATOMIC.
gcc/
* builtins.def (DEF_GOMP_BUILTIN): Enable for flag_openacc.
* omp-low.c (check_omp_nesting_restrictions): Allow
GIMPLE_OMP_ATOMIC_LOAD, GIMPLE_OMP_ATOMIC_STORE inside OpenACC
contexts.
gcc/testsuite/
* c-c++-common/goacc-gomp/nesting-fail-1.c: Move "atomic" tests
from here to...
* c-c++-common/goacc-gomp/nesting-1.c: ... here, and expect them
to succeed.
libgomp/
* testsuite/libgomp.oacc-c-c++-common/atomic_capture-1.c: New
file.
* testsuite/libgomp.oacc-c-c++-common/atomic_capture-2.c:
Likewise.
* testsuite/libgomp.oacc-c-c++-common/atomic_rw-1.c: Likewise.
* testsuite/libgomp.oacc-c-c++-common/atomic_update-1.c: Likewise.
* testsuite/libgomp.oacc-fortran/atomic_capture-1.f90: Likewise.
* testsuite/libgomp.oacc-fortran/atomic_rw-1.f90: New file.
* testsuite/libgomp.oacc-fortran/atomic_update-1.f90: Likewise.
* testsuite/libgomp.oacc-c-c++-common/par-reduction-1.c: New file.
* testsuite/libgomp.oacc-c-c++-common/par-reduction-2.c: Likewise.
* testsuite/libgomp.oacc-c-c++-common/worker-single-1a.c:
Likewise.
* testsuite/libgomp.oacc-c-c++-common/worker-single-4.c: Likewise.
* testsuite/libgomp.oacc-c-c++-common/worker-single-6.c: Likewise.
From-SVN: r229703
4bf9e5a8a2