/* OpenACC Runtime Library: acc_device_host.
- Copyright (C) 2013-2015 Free Software Foundation, Inc.
+ Copyright (C) 2013-2020 Free Software Foundation, Inc.
Contributed by Mentor Embedded.
#include <stdbool.h>
#include <stddef.h>
-#include <stdint.h>
static struct gomp_device_descr host_dispatch;
return 1;
}
-static void
+static union gomp_device_property_value
+host_get_property (int n, int prop)
+{
+ union gomp_device_property_value nullval = { .val = 0 };
+
+ if (n >= host_get_num_devices ())
+ return nullval;
+
+ switch (prop)
+ {
+ case GOMP_DEVICE_PROPERTY_NAME:
+ return (union gomp_device_property_value) { .ptr = "GOMP" };
+ case GOMP_DEVICE_PROPERTY_VENDOR:
+ return (union gomp_device_property_value) { .ptr = "GNU" };
+ case GOMP_DEVICE_PROPERTY_DRIVER:
+ return (union gomp_device_property_value) { .ptr = VERSION };
+ default:
+ return nullval;
+ }
+}
+
+static bool
host_init_device (int n __attribute__ ((unused)))
{
+ return true;
}
-static void
+static bool
host_fini_device (int n __attribute__ ((unused)))
{
+ return true;
}
static unsigned
return 0;
}
-static void
+static bool
host_unload_image (int n __attribute__ ((unused)),
unsigned v __attribute__ ((unused)),
const void *t __attribute__ ((unused)))
{
+ return true;
}
static void *
return gomp_malloc (s);
}
-static void
+static bool
host_free (int n __attribute__ ((unused)), void *p)
{
free (p);
+ return true;
}
-static void *
+static bool
host_dev2host (int n __attribute__ ((unused)),
void *h __attribute__ ((unused)),
const void *d __attribute__ ((unused)),
size_t s __attribute__ ((unused)))
{
- return NULL;
+ return true;
}
-static void *
+static bool
host_host2dev (int n __attribute__ ((unused)),
void *d __attribute__ ((unused)),
const void *h __attribute__ ((unused)),
size_t s __attribute__ ((unused)))
{
- return NULL;
+ return true;
}
static void
-host_run (int n __attribute__ ((unused)), void *fn_ptr, void *vars)
+host_run (int n __attribute__ ((unused)), void *fn_ptr, void *vars,
+ void **args __attribute__((unused)))
{
void (*fn)(void *) = (void (*)(void *)) fn_ptr;
size_t mapnum __attribute__ ((unused)),
void **hostaddrs,
void **devaddrs __attribute__ ((unused)),
- int async __attribute__ ((unused)),
- unsigned *dims __attribute ((unused)),
+ unsigned *dims __attribute__ ((unused)),
void *targ_mem_desc __attribute__ ((unused)))
{
fn (hostaddrs);
}
static void
-host_openacc_register_async_cleanup (void *targ_mem_desc __attribute__ ((unused)))
+host_openacc_async_exec (void (*fn) (void *),
+ size_t mapnum __attribute__ ((unused)),
+ void **hostaddrs,
+ void **devaddrs __attribute__ ((unused)),
+ unsigned *dims __attribute__ ((unused)),
+ void *targ_mem_desc __attribute__ ((unused)),
+ struct goacc_asyncqueue *aq __attribute__ ((unused)))
{
+ fn (hostaddrs);
}
static int
-host_openacc_async_test (int async __attribute__ ((unused)))
+host_openacc_async_test (struct goacc_asyncqueue *aq __attribute__ ((unused)))
{
return 1;
}
-static int
-host_openacc_async_test_all (void)
+static bool
+host_openacc_async_synchronize (struct goacc_asyncqueue *aq
+ __attribute__ ((unused)))
{
- return 1;
+ return true;
}
-static void
-host_openacc_async_wait (int async __attribute__ ((unused)))
+static bool
+host_openacc_async_serialize (struct goacc_asyncqueue *aq1
+ __attribute__ ((unused)),
+ struct goacc_asyncqueue *aq2
+ __attribute__ ((unused)))
{
+ return true;
}
-static void
-host_openacc_async_wait_async (int async1 __attribute__ ((unused)),
- int async2 __attribute__ ((unused)))
+static bool
+host_openacc_async_host2dev (int ord __attribute__ ((unused)),
+ void *dst __attribute__ ((unused)),
+ const void *src __attribute__ ((unused)),
+ size_t n __attribute__ ((unused)),
+ struct goacc_asyncqueue *aq
+ __attribute__ ((unused)))
{
+ return true;
}
-static void
-host_openacc_async_wait_all (void)
+static bool
+host_openacc_async_dev2host (int ord __attribute__ ((unused)),
+ void *dst __attribute__ ((unused)),
+ const void *src __attribute__ ((unused)),
+ size_t n __attribute__ ((unused)),
+ struct goacc_asyncqueue *aq
+ __attribute__ ((unused)))
{
+ return true;
}
static void
-host_openacc_async_wait_all_async (int async __attribute__ ((unused)))
+host_openacc_async_queue_callback (struct goacc_asyncqueue *aq
+ __attribute__ ((unused)),
+ void (*callback_fn)(void *)
+ __attribute__ ((unused)),
+ void *userptr __attribute__ ((unused)))
{
}
-static void
-host_openacc_async_set_async (int async __attribute__ ((unused)))
+static struct goacc_asyncqueue *
+host_openacc_async_construct (int device __attribute__((unused)))
{
+ /* Non-NULL 0xffff... value as opaque dummy. */
+ return (struct goacc_asyncqueue *) -1;
+}
+
+static bool
+host_openacc_async_destruct (struct goacc_asyncqueue *aq
+ __attribute__ ((unused)))
+{
+ return true;
}
static void *
.get_caps_func = host_get_caps,
.get_type_func = host_get_type,
.get_num_devices_func = host_get_num_devices,
+ .get_property_func = host_get_property,
.init_device_func = host_init_device,
.fini_device_func = host_fini_device,
.version_func = host_version,
.run_func = host_run,
.mem_map = { NULL },
- /* .lock initilized in goacc_host_init. */
- .is_initialized = false,
+ /* .lock initialized in goacc_host_init. */
+ .state = GOMP_DEVICE_UNINITIALIZED,
.openacc = {
- .data_environ = NULL,
-
.exec_func = host_openacc_exec,
- .register_async_cleanup_func = host_openacc_register_async_cleanup,
-
- .async_test_func = host_openacc_async_test,
- .async_test_all_func = host_openacc_async_test_all,
- .async_wait_func = host_openacc_async_wait,
- .async_wait_async_func = host_openacc_async_wait_async,
- .async_wait_all_func = host_openacc_async_wait_all,
- .async_wait_all_async_func = host_openacc_async_wait_all_async,
- .async_set_async_func = host_openacc_async_set_async,
-
.create_thread_data_func = host_openacc_create_thread_data,
.destroy_thread_data_func = host_openacc_destroy_thread_data,
+ .async = {
+ .construct_func = host_openacc_async_construct,
+ .destruct_func = host_openacc_async_destruct,
+ .test_func = host_openacc_async_test,
+ .synchronize_func = host_openacc_async_synchronize,
+ .serialize_func = host_openacc_async_serialize,
+ .queue_callback_func = host_openacc_async_queue_callback,
+ .exec_func = host_openacc_async_exec,
+ .dev2host_func = host_openacc_async_dev2host,
+ .host2dev_func = host_openacc_async_host2dev,
+ },
+
.cuda = {
.get_current_device_func = NULL,
.get_current_context_func = NULL,