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author | Tobias Burnus <tobias@codesourcery.com> | 2020-06-03 12:28:25 +0200 |
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committer | Tobias Burnus <tobias@codesourcery.com> | 2020-06-03 12:30:04 +0200 |
commit | 93535a2b40367e6f68433295b37dc52c0e9c2c55 (patch) | |
tree | 3fd7c1567794717f5f0e8b88717e9106ab8748dd /gcc/c-family | |
parent | dda71670514e88dcd9b913c44c0ee64d8c3d6da9 (diff) | |
download | gcc-93535a2b40367e6f68433295b37dc52c0e9c2c55.zip gcc-93535a2b40367e6f68433295b37dc52c0e9c2c55.tar.gz gcc-93535a2b40367e6f68433295b37dc52c0e9c2c55.tar.bz2 |
[OpenMP] Fix mapping of artificial variables (PR94874)
gcc/c-family/ChangeLog:
* c-common.h (c_omp_predetermined_mapping): Declare.
* c-omp.c (c_omp_predetermined_mapping): New.
gcc/c/ChangeLog:
* c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_MAPPING): Redefine.
gcc/cp/ChangeLog:
* cp-gimplify.c (cxx_omp_predetermined_mapping): New.
* cp-objcp-common.h (LANG_HOOKS_OMP_PREDETERMINED_MAPPING): Redfine.
* cp-tree.h (cxx_omp_predetermined_mapping): Declare.
gcc/fortran/ChangeLog:
* f95-lang.c (LANG_HOOKS_OMP_PREDETERMINED_MAPPING): Redefine.
* trans-openmp.c (gfc_omp_predetermined_mapping): New.
* trans.h (gfc_omp_predetermined_mapping): Declare.
gcc/ChangeLog:
* gimplify.c (omp_notice_variable): Use new hook.
* langhooks-def.h (lhd_omp_predetermined_mapping): Declare.
(LANG_HOOKS_OMP_PREDETERMINED_MAPPING): Define
(LANG_HOOKS_DECLS): Add it.
* langhooks.c (lhd_omp_predetermined_sharing): Remove bogus unused attr.
(lhd_omp_predetermined_mapping): New.
* langhooks.h (struct lang_hooks_for_decls): Add new hook.
gcc/testsuite/ChangeLog
2020-06-03 Thomas Schwinge <thomas@codesourcery.com>
Tobias Burnus <tobias@codesourcery.com>
PR middle-end/94874
* c-c++-common/gomp/pr94874.c: New.
Diffstat (limited to 'gcc/c-family')
-rw-r--r-- | gcc/c-family/c-common.h | 1 | ||||
-rw-r--r-- | gcc/c-family/c-omp.c | 24 |
2 files changed, 24 insertions, 1 deletions
diff --git a/gcc/c-family/c-common.h b/gcc/c-family/c-common.h index 7c1a637..c74b23d 100644 --- a/gcc/c-family/c-common.h +++ b/gcc/c-family/c-common.h @@ -1206,6 +1206,7 @@ extern tree c_omp_declare_simd_clauses_to_numbers (tree, tree); extern void c_omp_declare_simd_clauses_to_decls (tree, tree); extern bool c_omp_predefined_variable (tree); extern enum omp_clause_default_kind c_omp_predetermined_sharing (tree); +extern enum omp_clause_defaultmap_kind c_omp_predetermined_mapping (tree); extern tree c_omp_check_context_selector (location_t, tree); extern void c_omp_mark_declare_variant (location_t, tree, tree); extern const char *c_omp_map_clause_name (tree, bool); diff --git a/gcc/c-family/c-omp.c b/gcc/c-family/c-omp.c index 51c18a4..6f8fba3 100644 --- a/gcc/c-family/c-omp.c +++ b/gcc/c-family/c-omp.c @@ -2104,7 +2104,8 @@ c_omp_predefined_variable (tree decl) return false; } -/* True if OpenMP sharing attribute of DECL is predetermined. */ +/* OMP_CLAUSE_DEFAULT_UNSPECIFIED unless OpenMP sharing attribute of DECL + is predetermined. */ enum omp_clause_default_kind c_omp_predetermined_sharing (tree decl) @@ -2123,6 +2124,27 @@ c_omp_predetermined_sharing (tree decl) return OMP_CLAUSE_DEFAULT_UNSPECIFIED; } +/* OMP_CLAUSE_DEFAULTMAP_CATEGORY_UNSPECIFIED unless OpenMP mapping attribute + of DECL is predetermined. */ + +enum omp_clause_defaultmap_kind +c_omp_predetermined_mapping (tree decl) +{ + /* Predetermine artificial variables holding integral values, those + are usually result of gimplify_one_sizepos or SAVE_EXPR + gimplification. */ + if (VAR_P (decl) + && DECL_ARTIFICIAL (decl) + && INTEGRAL_TYPE_P (TREE_TYPE (decl))) + return OMP_CLAUSE_DEFAULTMAP_FIRSTPRIVATE; + + if (c_omp_predefined_variable (decl)) + return OMP_CLAUSE_DEFAULTMAP_TO; + + return OMP_CLAUSE_DEFAULTMAP_CATEGORY_UNSPECIFIED; +} + + /* Diagnose errors in an OpenMP context selector, return CTX if it is correct or error_mark_node otherwise. */ |