d93bdab53b
gcc/ * config/nvptx/mkoffload.c (process): Support variable mapping. libgomp/ * libgomp.h (target_mem_desc: Remove mem_map field. (acc_dispatch_t): Remove open_device_func, close_device_func, get_device_num_func, set_device_num_func, target_data members. Change create_thread_data_func argument to device number instead of generic pointer. * oacc-async.c (assert.h): Include. (acc_async_test, acc_async_test_all, acc_wait, acc_wait_async) (acc_wait_all, acc_wait_all_async): Use current host thread's active device, not base_dev. * oacc-cuda.c (acc_get_current_cuda_device) (acc_get_current_cuda_context, acc_get_cuda_stream) (acc_set_cuda_stream): Likewise. * oacc-host.c (host_dispatch): Don't set open_device_func, close_device_func, get_device_num_func or set_device_num_func. * oacc-init.c (base_dev, init_key): Remove. (cached_base_dev): New. (name_of_acc_device_t): New. (acc_init_1): Initialise default-numbered device, not zeroth. (acc_shutdown_1): Close all devices of a given type. (goacc_destroy_thread): Don't use base_dev. (lazy_open, lazy_init, lazy_init_and_open): Remove. (goacc_attach_host_thread_to_device): New. (acc_init): Reimplement with goacc_attach_host_thread_to_device. (acc_get_num_devices): Don't use base_dev. (acc_set_device_type): Reimplement. (acc_get_device_type): Don't use base_dev. (acc_get_device_num): Tweak logic. (acc_set_device_num): Likewise. (acc_on_device): Use acc_get_device_type. (goacc_runtime_initialize): Initialize cached_base_dev not base_dev. (goacc_lazy_initialize): Reimplement with acc_init and goacc_attach_host_thread_to_device. * oacc-int.h (goacc_thread): Add base_dev field. (base_dev): Remove extern declaration. (goacc_attach_host_thread_to_device): Add prototype. * oacc-mem.c (acc_malloc): Use current thread's device instead of base_dev. (acc_free): Likewise. (acc_memcpy_to_device): Likewise. (acc_memcpy_from_device): Likewise. * oacc-parallel.c (select_acc_device): Remove. Replace calls with goacc_lazy_initialize (throughout). (GOACC_parallel): Use tgt_offset to locate target functions. * target.c (gomp_map_vars): Don't set tgt->mem_map. (gomp_unmap_vars): Use devicep->mem_map pointer not tgt->mem_map. (gomp_load_plugin_for_device): Remove open_device, close_device, get_device_num, set_device_num openacc hook initialisation. Don't set openacc.target_data. * plugin/plugin-host.c (GOMP_OFFLOAD_openacc_open_device) (GOMP_OFFLOAD_openacc_close_device) (GOMP_OFFLOAD_openacc_get_device_num) (GOMP_OFFLOAD_openacc_set_device_num): Remove. (GOMP_OFFLOAD_openacc_create_thread_data): Change (unused) argument to int. * plugin/plugin-nvptx.c (ptx_inited): Remove. (instantiated_devices, ptx_dev_lock): New. (struct ptx_image_data): New. (ptx_devices, ptx_images, ptx_image_lock): New. (fini_streams_for_device): Reorder cuStreamDestroy call. (nvptx_get_num_devices): Remove forward declaration. (nvptx_init): Change return type to bool. (nvptx_fini): Remove. (nvptx_attach_host_thread_to_device): New. (nvptx_open_device): Return struct ptx_device* instead of void*. (nvptx_close_device): Change argument type to struct ptx_device*, return type to void. (nvptx_get_num_devices): Use instantiated_devices not ptx_inited. (kernel_target_data, kernel_host_table): Remove static globals. (GOMP_OFFLOAD_register_image, GOMP_OFFLOAD_get_table): Remove. (GOMP_OFFLOAD_init_device): Reimplement. (GOMP_OFFLOAD_fini_device): Likewise. (GOMP_OFFLOAD_load_image, GOMP_OFFLOAD_unload_image): New. (GOMP_OFFLOAD_alloc, GOMP_OFFLOAD_free, GOMP_OFFLOAD_dev2host) (GOMP_OFFLOAD_host2dev): Use ORD argument. (GOMP_OFFLOAD_openacc_open_device) (GOMP_OFFLOAD_openacc_close_device) (GOMP_OFFLOAD_openacc_set_device_num) (GOMP_OFFLOAD_openacc_get_device_num): Remove. (GOMP_OFFLOAD_openacc_create_thread_data): Change argument to int (device number). libgomp/testsuite/ * libgomp.oacc-c-c++-common/lib-9.c: Fix devnum check in test. From-SVN: r221922
91 lines
3.2 KiB
C
91 lines
3.2 KiB
C
/* OpenACC Runtime Library: acc_device_host.
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Copyright (C) 2013-2015 Free Software Foundation, Inc.
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Contributed by Mentor Embedded.
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This file is part of the GNU Offloading and Multi Processing Library
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(libgomp).
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Libgomp is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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/* This shares much of the implementation of the plugin-host.c "host_nonshm"
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plugin. */
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#include "plugin/plugin-host.c"
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static struct gomp_device_descr host_dispatch =
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{
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.name = "host",
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.capabilities = (GOMP_OFFLOAD_CAP_OPENACC_200
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| GOMP_OFFLOAD_CAP_NATIVE_EXEC
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| GOMP_OFFLOAD_CAP_SHARED_MEM),
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.target_id = 0,
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.type = OFFLOAD_TARGET_TYPE_HOST,
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.get_name_func = GOMP_OFFLOAD_get_name,
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.get_caps_func = GOMP_OFFLOAD_get_caps,
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.get_type_func = GOMP_OFFLOAD_get_type,
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.get_num_devices_func = GOMP_OFFLOAD_get_num_devices,
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.init_device_func = GOMP_OFFLOAD_init_device,
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.fini_device_func = GOMP_OFFLOAD_fini_device,
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.load_image_func = GOMP_OFFLOAD_load_image,
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.unload_image_func = GOMP_OFFLOAD_unload_image,
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.alloc_func = GOMP_OFFLOAD_alloc,
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.free_func = GOMP_OFFLOAD_free,
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.dev2host_func = GOMP_OFFLOAD_dev2host,
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.host2dev_func = GOMP_OFFLOAD_host2dev,
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.run_func = GOMP_OFFLOAD_run,
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.is_initialized = false,
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.openacc = {
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.exec_func = GOMP_OFFLOAD_openacc_parallel,
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.register_async_cleanup_func
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= GOMP_OFFLOAD_openacc_register_async_cleanup,
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.async_set_async_func = GOMP_OFFLOAD_openacc_async_set_async,
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.async_test_func = GOMP_OFFLOAD_openacc_async_test,
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.async_test_all_func = GOMP_OFFLOAD_openacc_async_test_all,
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.async_wait_func = GOMP_OFFLOAD_openacc_async_wait,
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.async_wait_async_func = GOMP_OFFLOAD_openacc_async_wait_async,
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.async_wait_all_func = GOMP_OFFLOAD_openacc_async_wait_all,
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.async_wait_all_async_func = GOMP_OFFLOAD_openacc_async_wait_all_async,
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.create_thread_data_func = GOMP_OFFLOAD_openacc_create_thread_data,
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.destroy_thread_data_func = GOMP_OFFLOAD_openacc_destroy_thread_data,
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.cuda = {
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.get_current_device_func = NULL,
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.get_current_context_func = NULL,
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.get_stream_func = NULL,
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.set_stream_func = NULL,
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}
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}
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};
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/* Register this device type. */
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static __attribute__ ((constructor))
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void goacc_host_init (void)
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{
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gomp_mutex_init (&host_dispatch.lock);
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goacc_register (&host_dispatch);
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}
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