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-rw-r--r--gcc/fortran/module.cc405
-rw-r--r--gcc/fortran/openmp.cc3
-rw-r--r--gcc/fortran/trans-decl.cc4
-rw-r--r--gcc/fortran/trans-openmp.cc17
-rw-r--r--gcc/fortran/trans-stmt.h2
-rw-r--r--gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-1-use.f9081
-rw-r--r--gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-1.f9083
-rw-r--r--gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-2-use.f9047
-rw-r--r--gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-2.f9074
9 files changed, 650 insertions, 66 deletions
diff --git a/gcc/fortran/module.cc b/gcc/fortran/module.cc
index 490eaa9..070b316 100644
--- a/gcc/fortran/module.cc
+++ b/gcc/fortran/module.cc
@@ -4381,75 +4381,58 @@ static const mstring omp_declare_simd_clauses[] =
minit (NULL, -1)
};
-/* Handle !$omp declare simd. */
+/* Handle OpenMP's declare-simd clauses. */
static void
-mio_omp_declare_simd (gfc_namespace *ns, gfc_omp_declare_simd **odsp)
+mio_omp_declare_simd_clauses (gfc_omp_clauses **clausesp)
{
if (iomode == IO_OUTPUT)
{
- if (*odsp == NULL)
- return;
- }
- else if (peek_atom () != ATOM_LPAREN)
- return;
-
- gfc_omp_declare_simd *ods = *odsp;
+ gfc_omp_clauses *clauses = *clausesp;
+ gfc_omp_namelist *n;
- mio_lparen ();
- if (iomode == IO_OUTPUT)
- {
write_atom (ATOM_NAME, "OMP_DECLARE_SIMD");
- if (ods->clauses)
+ if (clauses->inbranch)
+ mio_name (0, omp_declare_simd_clauses);
+ if (clauses->notinbranch)
+ mio_name (1, omp_declare_simd_clauses);
+ if (clauses->simdlen_expr)
{
- gfc_omp_namelist *n;
-
- if (ods->clauses->inbranch)
- mio_name (0, omp_declare_simd_clauses);
- if (ods->clauses->notinbranch)
- mio_name (1, omp_declare_simd_clauses);
- if (ods->clauses->simdlen_expr)
- {
- mio_name (2, omp_declare_simd_clauses);
- mio_expr (&ods->clauses->simdlen_expr);
- }
- for (n = ods->clauses->lists[OMP_LIST_UNIFORM]; n; n = n->next)
- {
- mio_name (3, omp_declare_simd_clauses);
- mio_symbol_ref (&n->sym);
- }
- for (n = ods->clauses->lists[OMP_LIST_LINEAR]; n; n = n->next)
- {
- if (n->u.linear.op == OMP_LINEAR_DEFAULT)
- mio_name (4, omp_declare_simd_clauses);
- else
- mio_name (32 + n->u.linear.op, omp_declare_simd_clauses);
- mio_symbol_ref (&n->sym);
- mio_expr (&n->expr);
- }
- for (n = ods->clauses->lists[OMP_LIST_ALIGNED]; n; n = n->next)
- {
- mio_name (5, omp_declare_simd_clauses);
- mio_symbol_ref (&n->sym);
- mio_expr (&n->expr);
- }
+ mio_name (2, omp_declare_simd_clauses);
+ mio_expr (&clauses->simdlen_expr);
+ }
+ for (n = clauses->lists[OMP_LIST_UNIFORM]; n; n = n->next)
+ {
+ mio_name (3, omp_declare_simd_clauses);
+ mio_symbol_ref (&n->sym);
+ }
+ for (n = clauses->lists[OMP_LIST_LINEAR]; n; n = n->next)
+ {
+ if (n->u.linear.op == OMP_LINEAR_DEFAULT)
+ mio_name (4, omp_declare_simd_clauses);
+ else
+ mio_name (32 + n->u.linear.op, omp_declare_simd_clauses);
+ mio_symbol_ref (&n->sym);
+ mio_expr (&n->expr);
+ }
+ for (n = clauses->lists[OMP_LIST_ALIGNED]; n; n = n->next)
+ {
+ mio_name (5, omp_declare_simd_clauses);
+ mio_symbol_ref (&n->sym);
+ mio_expr (&n->expr);
}
}
else
{
+ if (peek_atom () != ATOM_NAME)
+ return;
+
gfc_omp_namelist **ptrs[3] = { NULL, NULL, NULL };
+ gfc_omp_clauses *clauses = *clausesp = gfc_get_omp_clauses ();
+ ptrs[0] = &clauses->lists[OMP_LIST_UNIFORM];
+ ptrs[1] = &clauses->lists[OMP_LIST_LINEAR];
+ ptrs[2] = &clauses->lists[OMP_LIST_ALIGNED];
- require_atom (ATOM_NAME);
- *odsp = ods = gfc_get_omp_declare_simd ();
- ods->where = gfc_current_locus;
- ods->proc_name = ns->proc_name;
- if (peek_atom () == ATOM_NAME)
- {
- ods->clauses = gfc_get_omp_clauses ();
- ptrs[0] = &ods->clauses->lists[OMP_LIST_UNIFORM];
- ptrs[1] = &ods->clauses->lists[OMP_LIST_LINEAR];
- ptrs[2] = &ods->clauses->lists[OMP_LIST_ALIGNED];
- }
while (peek_atom () == ATOM_NAME)
{
gfc_omp_namelist *n;
@@ -4457,9 +4440,9 @@ mio_omp_declare_simd (gfc_namespace *ns, gfc_omp_declare_simd **odsp)
switch (t)
{
- case 0: ods->clauses->inbranch = true; break;
- case 1: ods->clauses->notinbranch = true; break;
- case 2: mio_expr (&ods->clauses->simdlen_expr); break;
+ case 0: clauses->inbranch = true; break;
+ case 1: clauses->notinbranch = true; break;
+ case 2: mio_expr (&clauses->simdlen_expr); break;
case 3:
case 4:
case 5:
@@ -4481,12 +4464,309 @@ mio_omp_declare_simd (gfc_namespace *ns, gfc_omp_declare_simd **odsp)
}
}
}
+}
+
+
+/* Handle !$omp declare simd. */
+
+static void
+mio_omp_declare_simd (gfc_namespace *ns, gfc_omp_declare_simd **odsp)
+{
+ if (iomode == IO_OUTPUT)
+ {
+ if (*odsp == NULL)
+ {
+ if (ns->omp_declare_variant)
+ {
+ mio_lparen ();
+ mio_rparen ();
+ }
+ return;
+ }
+ }
+ else if (peek_atom () != ATOM_LPAREN)
+ return;
+
+ gfc_omp_declare_simd *ods = *odsp;
+
+ mio_lparen ();
+ if (iomode == IO_OUTPUT)
+ {
+ if (ods->clauses)
+ mio_omp_declare_simd_clauses (&ods->clauses);
+ }
+ else
+ {
+ if (peek_atom () == ATOM_RPAREN)
+ {
+ mio_rparen ();
+ return;
+ }
+
+ require_atom (ATOM_NAME);
+ *odsp = ods = gfc_get_omp_declare_simd ();
+ ods->where = gfc_current_locus;
+ ods->proc_name = ns->proc_name;
+ mio_omp_declare_simd_clauses (&ods->clauses);
+ }
mio_omp_declare_simd (ns, &ods->next);
mio_rparen ();
}
+/* Handle !$omp declare variant. */
+
+static void
+mio_omp_declare_variant (gfc_namespace *ns, gfc_omp_declare_variant **odvp)
+{
+ if (iomode == IO_OUTPUT)
+ {
+ if (*odvp == NULL)
+ return;
+ }
+ else if (peek_atom () != ATOM_LPAREN)
+ return;
+
+ gfc_omp_declare_variant *odv;
+
+ mio_lparen ();
+ if (iomode == IO_OUTPUT)
+ {
+ odv = *odvp;
+ write_atom (ATOM_NAME, "OMP_DECLARE_VARIANT");
+ gfc_symtree *st;
+ st = (odv->base_proc_symtree
+ ? odv->base_proc_symtree
+ : gfc_find_symtree (ns->sym_root, ns->proc_name->name));
+ mio_symtree_ref (&st);
+ st = (st->n.sym->attr.if_source == IFSRC_IFBODY
+ && st->n.sym->formal_ns == ns
+ ? gfc_find_symtree (ns->parent->sym_root,
+ odv->variant_proc_symtree->name)
+ : odv->variant_proc_symtree);
+ mio_symtree_ref (&st);
+
+ mio_lparen ();
+ write_atom (ATOM_NAME, "SEL");
+ for (gfc_omp_set_selector *set = odv->set_selectors; set; set = set->next)
+ {
+ int set_code = set->code;
+ mio_integer (&set_code);
+ mio_lparen ();
+ for (gfc_omp_selector *sel = set->trait_selectors; sel;
+ sel = sel->next)
+ {
+ int sel_code = sel->code;
+ mio_integer (&sel_code);
+ mio_expr (&sel->score);
+ mio_lparen ();
+ for (gfc_omp_trait_property *prop = sel->properties; prop;
+ prop = prop->next)
+ {
+ int kind = prop->property_kind;
+ mio_integer (&kind);
+ int is_name = prop->is_name;
+ mio_integer (&is_name);
+ switch (prop->property_kind)
+ {
+ case OMP_TRAIT_PROPERTY_DEV_NUM_EXPR:
+ case OMP_TRAIT_PROPERTY_BOOL_EXPR:
+ mio_expr (&prop->expr);
+ break;
+ case OMP_TRAIT_PROPERTY_ID:
+ write_atom (ATOM_STRING, prop->name);
+ break;
+ case OMP_TRAIT_PROPERTY_NAME_LIST:
+ if (prop->is_name)
+ write_atom (ATOM_STRING, prop->name);
+ else
+ mio_expr (&prop->expr);
+ break;
+ case OMP_TRAIT_PROPERTY_CLAUSE_LIST:
+ {
+ /* Currently only declare simd. */
+ mio_lparen ();
+ mio_omp_declare_simd_clauses (&prop->clauses);
+ mio_rparen ();
+ }
+ break;
+ default:
+ gcc_unreachable ();
+ }
+ }
+ mio_rparen ();
+ }
+ mio_rparen ();
+ }
+ mio_rparen ();
+
+ mio_lparen ();
+ write_atom (ATOM_NAME, "ADJ");
+ for (gfc_omp_namelist *arg = odv->adjust_args_list; arg; arg = arg->next)
+ {
+ int need_ptr = arg->u.adj_args.need_ptr;
+ int need_addr = arg->u.adj_args.need_addr;
+ int range_start = arg->u.adj_args.range_start;
+ int omp_num_args_plus = arg->u.adj_args.omp_num_args_plus;
+ int omp_num_args_minus = arg->u.adj_args.omp_num_args_minus;
+ mio_integer (&need_ptr);
+ mio_integer (&need_addr);
+ mio_integer (&range_start);
+ mio_integer (&omp_num_args_plus);
+ mio_integer (&omp_num_args_minus);
+ mio_expr (&arg->expr);
+ }
+ mio_rparen ();
+
+ mio_lparen ();
+ write_atom (ATOM_NAME, "APP");
+ for (gfc_omp_namelist *arg = odv->append_args_list; arg; arg = arg->next)
+ {
+ int target = arg->u.init.target;
+ int targetsync = arg->u.init.targetsync;
+ mio_integer (&target);
+ mio_integer (&targetsync);
+ mio_integer (&arg->u.init.len);
+ gfc_char_t *p = XALLOCAVEC (gfc_char_t, arg->u.init.len);
+ for (int i = 0; i < arg->u.init.len; i++)
+ p[i] = arg->u2.init_interop[i];
+ mio_allocated_wide_string (p, arg->u.init.len);
+ }
+ mio_rparen ();
+ }
+ else
+ {
+ if (peek_atom () == ATOM_RPAREN)
+ {
+ mio_rparen ();
+ return;
+ }
+
+ require_atom (ATOM_NAME);
+ odv = *odvp = gfc_get_omp_declare_variant ();
+ odv->where = gfc_current_locus;
+
+ mio_symtree_ref (&odv->base_proc_symtree);
+ mio_symtree_ref (&odv->variant_proc_symtree);
+
+ mio_lparen ();
+ require_atom (ATOM_NAME); /* SEL */
+ gfc_omp_set_selector **set = &odv->set_selectors;
+ while (peek_atom () != ATOM_RPAREN)
+ {
+ *set = gfc_get_omp_set_selector ();
+ int set_code;
+ mio_integer (&set_code);
+ (*set)->code = (enum omp_tss_code) set_code;
+
+ mio_lparen ();
+ gfc_omp_selector **sel = &(*set)->trait_selectors;
+ while (peek_atom () != ATOM_RPAREN)
+ {
+ *sel = gfc_get_omp_selector ();
+ int sel_code = 0;
+ mio_integer (&sel_code);
+ (*sel)->code = (enum omp_ts_code) sel_code;
+ mio_expr (&(*sel)->score);
+
+ mio_lparen ();
+ gfc_omp_trait_property **prop = &(*sel)->properties;
+ while (peek_atom () != ATOM_RPAREN)
+ {
+ *prop = gfc_get_omp_trait_property ();
+ int kind = 0, is_name = 0;
+ mio_integer (&kind);
+ mio_integer (&is_name);
+ (*prop)->property_kind = (enum omp_tp_type) kind;
+ (*prop)->is_name = is_name;
+ switch ((*prop)->property_kind)
+ {
+ case OMP_TRAIT_PROPERTY_DEV_NUM_EXPR:
+ case OMP_TRAIT_PROPERTY_BOOL_EXPR:
+ mio_expr (&(*prop)->expr);
+ break;
+ case OMP_TRAIT_PROPERTY_ID:
+ (*prop)->name = read_string ();
+ break;
+ case OMP_TRAIT_PROPERTY_NAME_LIST:
+ if ((*prop)->is_name)
+ (*prop)->name = read_string ();
+ else
+ mio_expr (&(*prop)->expr);
+ break;
+ case OMP_TRAIT_PROPERTY_CLAUSE_LIST:
+ {
+ /* Currently only declare simd. */
+ mio_lparen ();
+ mio_omp_declare_simd_clauses (&(*prop)->clauses);
+ mio_rparen ();
+ }
+ break;
+ default:
+ gcc_unreachable ();
+ }
+ prop = &(*prop)->next;
+ }
+ mio_rparen ();
+ sel = &(*sel)->next;
+ }
+ mio_rparen ();
+ set = &(*set)->next;
+ }
+ mio_rparen ();
+
+ mio_lparen ();
+ require_atom (ATOM_NAME); /* ADJ */
+ gfc_omp_namelist **nl = &odv->adjust_args_list;
+ while (peek_atom () != ATOM_RPAREN)
+ {
+ *nl = gfc_get_omp_namelist ();
+ (*nl)->where = gfc_current_locus;
+ int need_ptr, need_addr, range_start;
+ int omp_num_args_plus, omp_num_args_minus;
+ mio_integer (&need_ptr);
+ mio_integer (&need_addr);
+ mio_integer (&range_start);
+ mio_integer (&omp_num_args_plus);
+ mio_integer (&omp_num_args_minus);
+ (*nl)->u.adj_args.need_ptr = need_ptr;
+ (*nl)->u.adj_args.need_addr = need_addr;
+ (*nl)->u.adj_args.range_start = range_start;
+ (*nl)->u.adj_args.omp_num_args_plus = omp_num_args_minus;
+ (*nl)->u.adj_args.omp_num_args_plus = omp_num_args_minus;
+ mio_expr (&(*nl)->expr);
+ nl = &(*nl)->next;
+ }
+ mio_rparen ();
+
+ mio_lparen ();
+ require_atom (ATOM_NAME); /* APP */
+ nl = &odv->append_args_list;
+ while (peek_atom () != ATOM_RPAREN)
+ {
+ *nl = gfc_get_omp_namelist ();
+ (*nl)->where = gfc_current_locus;
+ int target, targetsync;
+ mio_integer (&target);
+ mio_integer (&targetsync);
+ mio_integer (&(*nl)->u.init.len);
+ (*nl)->u.init.target = target;
+ (*nl)->u.init.targetsync = targetsync;
+ const gfc_char_t *p = XALLOCAVEC (gfc_char_t, (*nl)->u.init.len); // FIXME: memory handling?
+ (*nl)->u2.init_interop = XCNEWVEC (char, (*nl)->u.init.len);
+ p = mio_allocated_wide_string (NULL, (*nl)->u.init.len);
+ for (int i = 0; i < (*nl)->u.init.len; i++)
+ (*nl)->u2.init_interop[i] = p[i];
+ nl = &(*nl)->next;
+ }
+ mio_rparen ();
+ }
+
+ mio_omp_declare_variant (ns, &odv->next);
+
+ mio_rparen ();
+}
static const mstring omp_declare_reduction_stmt[] =
{
@@ -4665,7 +4945,14 @@ mio_symbol (gfc_symbol *sym)
if (sym->formal_ns
&& sym->formal_ns->proc_name == sym
&& sym->formal_ns->entries == NULL)
- mio_omp_declare_simd (sym->formal_ns, &sym->formal_ns->omp_declare_simd);
+ {
+ mio_omp_declare_simd (sym->formal_ns, &sym->formal_ns->omp_declare_simd);
+ mio_omp_declare_variant (sym->formal_ns,
+ &sym->formal_ns->omp_declare_variant);
+ }
+ else if ((iomode == IO_OUTPUT && sym->ns->proc_name == sym)
+ || (iomode == IO_INPUT && peek_atom () == ATOM_LPAREN))
+ mio_omp_declare_variant (sym->ns, &sym->ns->omp_declare_variant);
mio_rparen ();
}
diff --git a/gcc/fortran/openmp.cc b/gcc/fortran/openmp.cc
index c30ab99..905980a 100644
--- a/gcc/fortran/openmp.cc
+++ b/gcc/fortran/openmp.cc
@@ -6535,7 +6535,8 @@ gfc_match_omp_context_selector (gfc_omp_set_selector *oss,
{
/* FIXME: The "requires" selector was added in OpenMP 5.1.
Currently only the now-deprecated syntax
- from OpenMP 5.0 is supported. */
+ from OpenMP 5.0 is supported.
+ TODO: When implementing, update modules.cc as well. */
sorry_at (gfc_get_location (&gfc_current_locus),
"%<requires%> selector is not supported yet");
return MATCH_ERROR;
diff --git a/gcc/fortran/trans-decl.cc b/gcc/fortran/trans-decl.cc
index 893eac0..8dd1c93 100644
--- a/gcc/fortran/trans-decl.cc
+++ b/gcc/fortran/trans-decl.cc
@@ -2481,7 +2481,7 @@ module_sym:
// We need DECL_ARGUMENTS to put attributes on, in case some arguments
// need adjustment
create_function_arglist (sym->formal_ns->proc_name);
- gfc_trans_omp_declare_variant (sym->formal_ns);
+ gfc_trans_omp_declare_variant (sym->formal_ns, sym->ns);
}
}
@@ -3269,7 +3269,7 @@ gfc_create_function_decl (gfc_namespace * ns, bool global)
be declared in a parent namespace, so this needs to be called even if
there are no local directives. */
if (flag_openmp)
- gfc_trans_omp_declare_variant (ns);
+ gfc_trans_omp_declare_variant (ns, NULL);
}
/* Return the decl used to hold the function return value. If
diff --git a/gcc/fortran/trans-openmp.cc b/gcc/fortran/trans-openmp.cc
index 3e5f92f..d1c05d0 100644
--- a/gcc/fortran/trans-openmp.cc
+++ b/gcc/fortran/trans-openmp.cc
@@ -8697,9 +8697,11 @@ gfc_trans_omp_set_selector (gfc_omp_set_selector *gfc_selectors, locus where)
return set_selectors;
}
+/* If 'ns' points to a formal namespace in an interface, ns->parent == NULL;
+ hence, parent_ns is used instead. */
void
-gfc_trans_omp_declare_variant (gfc_namespace *ns)
+gfc_trans_omp_declare_variant (gfc_namespace *ns, gfc_namespace *parent_ns)
{
tree base_fn_decl = ns->proc_name->backend_decl;
gfc_namespace *search_ns = ns;
@@ -8712,7 +8714,10 @@ gfc_trans_omp_declare_variant (gfc_namespace *ns)
current namespace. */
if (!odv)
{
- search_ns = search_ns->parent;
+ if (!search_ns->parent && search_ns == ns)
+ search_ns = parent_ns;
+ else
+ search_ns = search_ns->parent;
if (search_ns)
next = search_ns->omp_declare_variant;
continue;
@@ -8740,6 +8745,7 @@ gfc_trans_omp_declare_variant (gfc_namespace *ns)
else
{
if (!search_ns->contained
+ && !odv->base_proc_symtree->n.sym->attr.use_assoc
&& strcmp (odv->base_proc_symtree->name,
ns->proc_name->name))
gfc_error ("The base name at %L does not match the name of the "
@@ -8770,7 +8776,12 @@ gfc_trans_omp_declare_variant (gfc_namespace *ns)
/* Ignore directives that do not apply to the current procedure. */
if ((odv->base_proc_symtree == NULL && search_ns != ns)
|| (odv->base_proc_symtree != NULL
- && strcmp (odv->base_proc_symtree->name, ns->proc_name->name)))
+ && !ns->proc_name->attr.use_assoc
+ && strcmp (odv->base_proc_symtree->name, ns->proc_name->name))
+ || (odv->base_proc_symtree != NULL
+ && ns->proc_name->attr.use_assoc
+ && strcmp (odv->base_proc_symtree->n.sym->name,
+ ns->proc_name->name)))
continue;
tree set_selectors = gfc_trans_omp_set_selector (odv->set_selectors,
diff --git a/gcc/fortran/trans-stmt.h b/gcc/fortran/trans-stmt.h
index 36cabaf..67b1970 100644
--- a/gcc/fortran/trans-stmt.h
+++ b/gcc/fortran/trans-stmt.h
@@ -70,7 +70,7 @@ tree gfc_trans_deallocate (gfc_code *);
/* trans-openmp.cc */
tree gfc_trans_omp_directive (gfc_code *);
void gfc_trans_omp_declare_simd (gfc_namespace *);
-void gfc_trans_omp_declare_variant (gfc_namespace *);
+void gfc_trans_omp_declare_variant (gfc_namespace *, gfc_namespace *);
tree gfc_trans_omp_metadirective (gfc_code *code);
tree gfc_trans_oacc_directive (gfc_code *);
tree gfc_trans_oacc_declare (gfc_namespace *);
diff --git a/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-1-use.f90 b/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-1-use.f90
new file mode 100644
index 0000000..759f8fc
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-1-use.f90
@@ -0,0 +1,81 @@
+! { dg-do compile { target skip-all-targets } }
+! used by declare-variant-mod-1.f90
+
+! Check that module-file handling works for declare_variant
+! and its match/adjust_args/append_args clauses
+!
+! PR fortran/115271
+
+subroutine test1
+ use m1
+ use iso_c_binding, only: c_loc, c_ptr
+ implicit none (type, external)
+
+ integer :: i, j
+ type(c_ptr) :: a1, b1, c1, x1, y1, z1
+
+ !$omp dispatch
+ i = m1_g (a1, b1, c1)
+ j = m1_g (x1, y1, z1)
+end
+! { dg-final { scan-tree-dump-times "D\\.\[0-9\]+ = __builtin_omp_get_mapped_ptr \\(c1.\[0-9\]+, D\\.\[0-9\]+\\);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "D\\.\[0-9\]+ = __builtin_omp_get_mapped_ptr \\(a1, D\\.\[0-9\]+\\);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "i = m1_f \\(D\\.\[0-9\]+, &b1, &D\\.\[0-9\]+\\);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "j = m1_g \\(x1, &y1, &z1\\);" 1 "gimplify" } }
+
+subroutine test2
+ use m2, only: m2_g
+ use iso_c_binding, only: c_loc, c_ptr
+ implicit none (type, external)
+
+ integer :: i, j
+ type(c_ptr) :: a2, b2, c2, x2, y2, z2
+
+ !$omp dispatch
+ i = m2_g (a2, b2, c2)
+ j = m2_g (x2, y2, z2)
+end
+! { dg-final { scan-tree-dump-times "D\\.\[0-9\]+ = __builtin_omp_get_mapped_ptr (c2.\[0-9\]+, D\\.\[0-9\]+);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "D\\.\[0-9\]+ = __builtin_omp_get_mapped_ptr (a2, D\\.\[0-9\]+);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "i = m2_f (D\\.\[0-9\]+, &b2, &D\\.\[0-9\]+);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "j = m2_g \\(x2, &y2, &z2\\);" 1 "gimplify" } }
+
+subroutine test3
+ use m2, only: my_func => m2_g
+ use iso_c_binding, only: c_loc, c_ptr
+ implicit none (type, external)
+
+ integer :: i, j
+ type(c_ptr) :: a3, b3, c3, x3, y3, z3
+
+ !$omp dispatch
+ i = my_func (a3, b3, c3)
+ j = my_func (x3, y3, z3)
+end
+! { dg-final { scan-tree-dump-times "D\\.\[0-9\]+ = __builtin_omp_get_mapped_ptr (c3.\[0-9\]+, D\\.\[0-9\]+);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "D\\.\[0-9\]+ = __builtin_omp_get_mapped_ptr (a3, D\\.\[0-9\]+);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "i = m2_f (D\\.\[0-9\]+, &b3, &D\\.\[0-9\]+);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "j = m2_g \\(x3, &y3, &z3\\);" 1 "gimplify" } }
+
+subroutine test4
+ use m3, only: my_m3_g
+ use iso_c_binding, only: c_loc, c_ptr
+ implicit none (type, external)
+
+ integer :: i, j
+ type(c_ptr) :: a4, b4, c4, x4, y4, z4
+
+ !$omp dispatch
+ i = my_m3_g (a4, b4, c4)
+ j = my_m3_g (x4, y4, z4)
+end
+! { dg-final { scan-tree-dump-times "D\\.\[0-9\]+ = __builtin_omp_get_mapped_ptr (c4.\[0-9\]+, D\\.\[0-9\]+);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "D\\.\[0-9\]+ = __builtin_omp_get_mapped_ptr (a4, D\\.\[0-9\]+);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "i = m3_f (D\\.\[0-9\]+, &b4, &D\\.\[0-9\]+);" 1 "gimplify" } }
+! { dg-final { scan-tree-dump-times "j = m3_g \\(x4, &y4, &z4\\);" 1 "gimplify" } }
+
+program main
+ call test1
+ call test2
+ call test3
+end
diff --git a/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-1.f90 b/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-1.f90
new file mode 100644
index 0000000..b6ed2c7
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-1.f90
@@ -0,0 +1,83 @@
+! { dg-do link }
+! { dg-additional-options "-fdump-tree-gimple" }
+! { dg-additional-sources "declare-variant-mod-1-use.f90" }
+
+! Note: We have to use 'link' as otherwise '-o' is specified,
+! which does not work with multiple files.
+
+! Check that module-file handling works for declare_variant
+! and its match/adjust_args/append_args clauses
+!
+! PR fortran/115271
+
+! Define to make linker happy
+integer function m1_f (x, y, z)
+ use iso_c_binding
+ type(c_ptr) :: x, y, z
+ value :: x
+end
+
+integer function m1_g (x, y, z)
+ use iso_c_binding
+ type(c_ptr) :: x, y, z
+ value :: x
+end
+
+module m1
+ implicit none (type, external)
+
+ interface
+ integer function m1_f (x, y, z)
+ use iso_c_binding
+ type(c_ptr) :: x, y, z
+ value :: x
+ end
+ integer function m1_g (x, y, z)
+ !$omp declare variant(m1_f) match(construct={dispatch}) adjust_args(need_device_ptr: x, 3) adjust_args(nothing: y)
+ use iso_c_binding
+ type(c_ptr) :: x, y, z
+ value :: x
+ end
+ end interface
+end module m1
+
+module m2
+ implicit none (type, external)
+contains
+ integer function m2_f (x, y, z)
+ use iso_c_binding
+ type(c_ptr) :: x, y, z
+ value :: x
+ m2_f = 1
+ end
+ integer function m2_g (x, y, z)
+ !$omp declare variant(m2_f) match(construct={dispatch}) adjust_args(need_device_ptr: x, 3) adjust_args(nothing: y)
+ use iso_c_binding
+ type(c_ptr) :: x, y, z
+ value :: x
+ m2_g = 2
+ end
+end module m2
+
+module m3_pre
+ implicit none (type, external)
+contains
+ integer function m3_f (x, y, z)
+ use iso_c_binding
+ type(c_ptr) :: x, y, z
+ value :: x
+ m3_f = 1
+ end
+ integer function m3_g (x, y, z)
+ use iso_c_binding
+ type(c_ptr) :: x, y, z
+ value :: x
+ m3_g = 2
+ end
+end module m3_pre
+
+module m3
+ use m3_pre, only: my_m3_f => m3_f, my_m3_g => m3_g
+ implicit none (type, external)
+ !$omp declare variant(my_m3_g : my_m3_f) match(construct={dispatch}) adjust_args(need_device_ptr: 1, 3) adjust_args(nothing: 2)
+end module m3
diff --git a/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-2-use.f90 b/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-2-use.f90
new file mode 100644
index 0000000..9d65a3f
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-2-use.f90
@@ -0,0 +1,47 @@
+! { dg-do compile { target skip-all-targets } }
+! used by declare-variant-mod-2.f90
+
+! Check that module-file handling works for declare_variant
+! and its match/adjust_args/append_args clauses
+!
+! PR fortran/115271
+
+! THIS FILE PROCUEDES ERROR - SEE declare-variant-mod-2.f90 for dg-error lines
+
+module m_test1
+ use m1, only: my_m1_f => m1_f, my_m1_g => m1_g
+ !$omp declare variant(my_m1_g : my_m1_f) match(construct={dispatch}) adjust_args(need_device_ptr: 1, 3) adjust_args(nothing: 1)
+end
+
+subroutine test1 ! See PR fortran/119288 - related to the following 'adjust_args' diagnostic
+ use m_test1 ! { dg-error "'x' at .1. is specified more than once" }
+ use iso_c_binding, only: c_ptr
+ implicit none (type, external)
+ type(c_ptr) :: a1,b1,c1
+ integer :: i
+ !$omp dispatch
+ i = my_m1_g(a1,b1,c1)
+end
+
+subroutine test2
+ use m2
+ implicit none (type, external)
+ integer :: i, t2_a1, t2_a2, t2_a3, t2_a4
+
+ call m2_g(t2_a1)
+
+ !$omp dispatch
+ call m2_g(t2_a2)
+
+ !$omp parallel if(.false.)
+ !$omp dispatch
+ call m2_g(t2_a3)
+ !$omp end parallel
+
+ !$omp do
+ do i = 1, 1
+ !$omp dispatch
+ call m2_g(t2_a4)
+ end do
+
+end
diff --git a/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-2.f90 b/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-2.f90
new file mode 100644
index 0000000..f75b49c
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/gomp/declare-variant-mod-2.f90
@@ -0,0 +1,74 @@
+! { dg-do link }
+! { dg-additional-options "-fdump-tree-gimple" }
+! { dg-additional-sources "declare-variant-mod-2-use.f90" }
+
+! Note: We have to use 'link' as otherwise '-o' is specified,
+! which does not work with multiple files.
+
+! Error message in the additional-sources file:
+
+! { dg-error "'x' at .1. is specified more than once" "" { target *-*-* } 17 }
+
+! { dg-message "sorry, unimplemented: 'append_args' clause not yet supported for 'm2_f1', except when specifying all 1 objects in the 'interop' clause of the 'dispatch' directive" "" { target *-*-* } 27 }
+! { dg-note "required by 'dispatch' construct" "" { target *-*-* } 33 }
+! { dg-message "sorry, unimplemented: 'append_args' clause not yet supported for 'm2_f2', except when specifying all 2 objects in the 'interop' clause of the 'dispatch' directive" "" { target *-*-* } 27 }
+! { dg-note "required by 'dispatch' construct" "" { target *-*-* } 37 }
+! { dg-message "sorry, unimplemented: 'append_args' clause not yet supported for 'm2_f3', except when specifying all 3 objects in the 'interop' clause of the 'dispatch' directive" "" { target *-*-* } 27 }
+! { dg-note "required by 'dispatch' construct" "" { target *-*-* } 43 }
+
+! Check that module-file handling works for declare_variant
+! and its match/adjust_args/append_args clauses
+!
+! PR fortran/115271
+
+module m1
+ implicit none (type, external)
+contains
+ integer function m1_f (x, y, z)
+ use iso_c_binding
+ type(c_ptr) :: x, y, z
+ value :: x
+ m1_f = 1
+ end
+ integer function m1_g (x, y, z)
+ use iso_c_binding
+ type(c_ptr) :: x, y, z
+ value :: x
+ m1_g = 2
+ end
+end module m1
+
+module m2
+ use iso_c_binding, only: c_intptr_t
+ implicit none (type, external)
+ integer, parameter :: omp_interop_kind = c_intptr_t
+
+ !$omp declare variant(m2_g : m2_f3) match(construct={do,dispatch}, device={kind(host)}) &
+ !$omp& append_args(interop(target),interop(targetsync), interop(prefer_type({fr("cuda"), attr("ompx_A")}, {fr("hip")}, {attr("ompx_B")}), targetsync))
+
+contains
+ subroutine m2_f3 (x, obj1, obj2, obj3)
+ use iso_c_binding
+ integer(omp_interop_kind) :: obj1, obj2, obj3
+ value :: obj1
+ integer, value :: x
+ end
+
+ subroutine m2_f2 (x, obj1, obj2)
+ use iso_c_binding
+ integer(omp_interop_kind) :: obj1, obj2
+ integer, value :: x
+ end
+
+ subroutine m2_f1 (x, obj1)
+ use iso_c_binding
+ integer(omp_interop_kind), value :: obj1
+ integer, value :: x
+ end
+
+ subroutine m2_g (x)
+ integer, value :: x
+ !$omp declare variant(m2_g : m2_f1) match(construct={dispatch}) append_args(interop(target, targetsync, prefer_type("cuda", "hip")))
+ !$omp declare variant(m2_f2) match(construct={parallel,dispatch}, implementation={vendor("gnu")}) append_args(interop(target),interop(targetsync))
+ end
+end module
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