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authorTobias Burnus <tobias@codesourcery.com>2020-06-03 12:28:25 +0200
committerTobias Burnus <tobias@codesourcery.com>2020-06-03 12:30:04 +0200
commit93535a2b40367e6f68433295b37dc52c0e9c2c55 (patch)
tree3fd7c1567794717f5f0e8b88717e9106ab8748dd /gcc/gimplify.c
parentdda71670514e88dcd9b913c44c0ee64d8c3d6da9 (diff)
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[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/gimplify.c')
-rw-r--r--gcc/gimplify.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/gcc/gimplify.c b/gcc/gimplify.c
index 7f00d97..cb08b26 100644
--- a/gcc/gimplify.c
+++ b/gcc/gimplify.c
@@ -7432,6 +7432,7 @@ omp_notice_variable (struct gimplify_omp_ctx *ctx, tree decl, bool in_code)
if (!is_declare_target)
{
int gdmk;
+ enum omp_clause_defaultmap_kind kind;
if (TREE_CODE (TREE_TYPE (decl)) == POINTER_TYPE
|| (TREE_CODE (TREE_TYPE (decl)) == REFERENCE_TYPE
&& (TREE_CODE (TREE_TYPE (TREE_TYPE (decl)))
@@ -7441,7 +7442,17 @@ omp_notice_variable (struct gimplify_omp_ctx *ctx, tree decl, bool in_code)
gdmk = GDMK_SCALAR;
else
gdmk = GDMK_AGGREGATE;
- if (ctx->defaultmap[gdmk] == 0)
+ kind = lang_hooks.decls.omp_predetermined_mapping (decl);
+ if (kind != OMP_CLAUSE_DEFAULTMAP_CATEGORY_UNSPECIFIED)
+ {
+ if (kind == OMP_CLAUSE_DEFAULTMAP_FIRSTPRIVATE)
+ nflags |= GOVD_FIRSTPRIVATE;
+ else if (kind == OMP_CLAUSE_DEFAULTMAP_TO)
+ nflags |= GOVD_MAP | GOVD_MAP_TO_ONLY;
+ else
+ gcc_unreachable ();
+ }
+ else if (ctx->defaultmap[gdmk] == 0)
{
tree d = lang_hooks.decls.omp_report_decl (decl);
error ("%qE not specified in enclosing %<target%>",