diff options
Diffstat (limited to 'gcc/fortran/trans-openmp.c')
| -rw-r--r-- | gcc/fortran/trans-openmp.c | 52 |
1 files changed, 37 insertions, 15 deletions
diff --git a/gcc/fortran/trans-openmp.c b/gcc/fortran/trans-openmp.c index 50e7847d0e1..7a7d33088d7 100644 --- a/gcc/fortran/trans-openmp.c +++ b/gcc/fortran/trans-openmp.c @@ -75,7 +75,10 @@ gfc_omp_privatize_by_reference (const_tree decl) enum omp_clause_default_kind gfc_omp_predetermined_sharing (tree decl) { - if (DECL_ARTIFICIAL (decl) && ! GFC_DECL_RESULT (decl)) + if (DECL_ARTIFICIAL (decl) + && ! GFC_DECL_RESULT (decl) + && ! (DECL_LANG_SPECIFIC (decl) + && GFC_DECL_SAVED_DESCRIPTOR (decl))) return OMP_CLAUSE_DEFAULT_SHARED; /* Cray pointees shouldn't be listed in any clauses and should be @@ -118,6 +121,19 @@ gfc_omp_predetermined_sharing (tree decl) return OMP_CLAUSE_DEFAULT_UNSPECIFIED; } +/* Return decl that should be used when reporting DEFAULT(NONE) + diagnostics. */ + +tree +gfc_omp_report_decl (tree decl) +{ + if (DECL_ARTIFICIAL (decl) + && DECL_LANG_SPECIFIC (decl) + && GFC_DECL_SAVED_DESCRIPTOR (decl)) + return GFC_DECL_SAVED_DESCRIPTOR (decl); + + return decl; +} /* Return true if DECL in private clause needs OMP_CLAUSE_PRIVATE_OUTER_REF on the private clause. */ @@ -1134,6 +1150,14 @@ gfc_trans_omp_critical (gfc_code *code) return build2 (OMP_CRITICAL, void_type_node, stmt, name); } +typedef struct dovar_init_d { + tree var; + tree init; +} dovar_init; + +DEF_VEC_O(dovar_init); +DEF_VEC_ALLOC_O(dovar_init,heap); + static tree gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock, gfc_omp_clauses *do_clauses, tree par_clauses) @@ -1145,7 +1169,9 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock, stmtblock_t body; gfc_omp_clauses *clauses = code->ext.omp_clauses; int i, collapse = clauses->collapse; - tree dovar_init = NULL_TREE; + VEC(dovar_init,heap) *inits = NULL; + dovar_init *di; + unsigned ix; if (collapse <= 0) collapse = 1; @@ -1260,7 +1286,9 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock, /* Initialize DOVAR. */ tmp = fold_build2 (MULT_EXPR, type, count, step); tmp = fold_build2 (PLUS_EXPR, type, from, tmp); - dovar_init = tree_cons (dovar, tmp, dovar_init); + di = VEC_safe_push (dovar_init, heap, inits, NULL); + di->var = dovar; + di->init = tmp; } if (!dovar_found) @@ -1329,24 +1357,18 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock, gfc_start_block (&body); - dovar_init = nreverse (dovar_init); - while (dovar_init) - { - gfc_add_modify (&body, TREE_PURPOSE (dovar_init), - TREE_VALUE (dovar_init)); - dovar_init = TREE_CHAIN (dovar_init); - } + for (ix = 0; VEC_iterate (dovar_init, inits, ix, di); ix++) + gfc_add_modify (&body, di->var, di->init); + VEC_free (dovar_init, heap, inits); /* Cycle statement is implemented with a goto. Exit statement must not be present for this loop. */ cycle_label = gfc_build_label_decl (NULL_TREE); - /* Put these labels where they can be found later. We put the - labels in a TREE_LIST node (because TREE_CHAIN is already - used). cycle_label goes in TREE_PURPOSE (backend_decl), exit - label in TREE_VALUE (backend_decl). */ + /* Put these labels where they can be found later. */ - code->block->backend_decl = tree_cons (cycle_label, NULL, NULL); + code->block->cycle_label = cycle_label; + code->block->exit_label = NULL_TREE; /* Main loop body. */ tmp = gfc_trans_omp_code (code->block->next, true); |