252 lines
7.3 KiB
C
252 lines
7.3 KiB
C
/* OpenACC Profiling Interface
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Copyright (C) 2019-2022 Free Software Foundation, Inc.
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Contributed by Mentor, a Siemens Business.
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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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#ifndef _ACC_PROF_H
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#define _ACC_PROF_H 1
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/* The OpenACC specification doesn't say so explicitly, but as its Profiling
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Interface explicitly makes use of, for example, <openacc.h>'s
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'acc_device_t', we supposedly are to '#include' that file here. */
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#include <openacc.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Events. */
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typedef enum acc_event_t
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{
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acc_ev_none = 0,
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acc_ev_device_init_start,
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acc_ev_device_init_end,
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acc_ev_device_shutdown_start,
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acc_ev_device_shutdown_end,
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acc_ev_runtime_shutdown,
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acc_ev_create,
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acc_ev_delete,
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acc_ev_alloc,
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acc_ev_free,
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acc_ev_enter_data_start,
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acc_ev_enter_data_end,
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acc_ev_exit_data_start,
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acc_ev_exit_data_end,
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acc_ev_update_start,
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acc_ev_update_end,
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acc_ev_compute_construct_start,
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acc_ev_compute_construct_end,
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acc_ev_enqueue_launch_start,
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acc_ev_enqueue_launch_end,
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acc_ev_enqueue_upload_start,
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acc_ev_enqueue_upload_end,
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acc_ev_enqueue_download_start,
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acc_ev_enqueue_download_end,
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acc_ev_wait_start,
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acc_ev_wait_end,
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acc_ev_last
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} acc_event_t;
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/* Callbacks Signature. */
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/* "The datatype 'ssize_t' means a signed 32-bit integer for a 32-bit binary
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and a 64-bit integer for a 64-bit binary". */
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typedef signed long int _acc_prof_ssize_t;
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/* "The datatype 'size_t' means an unsigned 32-bit integer for a 32-bit binary
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and a 64-bit integer for a 64-bit binary". */
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typedef unsigned long int _acc_prof_size_t;
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/* "The datatype 'int' means a 32-bit integer for both 32-bit and 64-bit
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binaries". */
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typedef int _acc_prof_int_t;
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/* Internal helpers: a struct's 'valid_bytes' may be less than its 'sizeof'. */
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#define _ACC_PROF_VALID_BYTES_STRUCT(_struct, _lastfield, _valid_bytes_lastfield) \
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offsetof (_struct, _lastfield) + (_valid_bytes_lastfield)
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#if 0 /* Untested. */
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#define _ACC_PROF_VALID_BYTES_TYPE_N(_type, _n, _valid_bytes_type) \
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((_n - 1) * sizeof (_type) + (_valid_bytes_type))
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#endif
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#define _ACC_PROF_VALID_BYTES_BASICTYPE(_basictype) \
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(sizeof (_basictype))
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typedef struct acc_prof_info
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{
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acc_event_t event_type;
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_acc_prof_int_t valid_bytes;
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_acc_prof_int_t version;
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acc_device_t device_type;
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_acc_prof_int_t device_number;
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_acc_prof_int_t thread_id;
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_acc_prof_ssize_t async;
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_acc_prof_ssize_t async_queue;
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const char *src_file;
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const char *func_name;
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_acc_prof_int_t line_no, end_line_no;
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_acc_prof_int_t func_line_no, func_end_line_no;
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#define _ACC_PROF_INFO_VALID_BYTES \
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_ACC_PROF_VALID_BYTES_STRUCT (acc_prof_info, func_end_line_no, \
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_ACC_PROF_VALID_BYTES_BASICTYPE (_acc_prof_int_t))
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} acc_prof_info;
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/* We implement the OpenACC 2.6 Profiling Interface. */
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#define _ACC_PROF_INFO_VERSION 201711
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typedef enum acc_construct_t
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{
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acc_construct_parallel = 0,
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acc_construct_kernels,
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acc_construct_loop,
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acc_construct_data,
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acc_construct_enter_data,
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acc_construct_exit_data,
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acc_construct_host_data,
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acc_construct_atomic,
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acc_construct_declare,
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acc_construct_init,
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acc_construct_shutdown,
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acc_construct_set,
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acc_construct_update,
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acc_construct_routine,
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acc_construct_wait,
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acc_construct_runtime_api,
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acc_construct_serial
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} acc_construct_t;
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typedef struct acc_data_event_info
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{
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acc_event_t event_type;
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_acc_prof_int_t valid_bytes;
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acc_construct_t parent_construct;
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_acc_prof_int_t implicit;
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void *tool_info;
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const char *var_name;
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_acc_prof_size_t bytes;
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const void *host_ptr;
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const void *device_ptr;
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#define _ACC_DATA_EVENT_INFO_VALID_BYTES \
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_ACC_PROF_VALID_BYTES_STRUCT (acc_data_event_info, device_ptr, \
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_ACC_PROF_VALID_BYTES_BASICTYPE (void *))
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} acc_data_event_info;
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typedef struct acc_launch_event_info
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{
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acc_event_t event_type;
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_acc_prof_int_t valid_bytes;
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acc_construct_t parent_construct;
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_acc_prof_int_t implicit;
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void *tool_info;
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const char *kernel_name;
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_acc_prof_size_t num_gangs, num_workers, vector_length;
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#define _ACC_LAUNCH_EVENT_INFO_VALID_BYTES \
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_ACC_PROF_VALID_BYTES_STRUCT (acc_launch_event_info, vector_length, \
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_ACC_PROF_VALID_BYTES_BASICTYPE (_acc_prof_size_t))
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} acc_launch_event_info;
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typedef struct acc_other_event_info
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{
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acc_event_t event_type;
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_acc_prof_int_t valid_bytes;
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acc_construct_t parent_construct;
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_acc_prof_int_t implicit;
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void *tool_info;
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#define _ACC_OTHER_EVENT_INFO_VALID_BYTES \
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_ACC_PROF_VALID_BYTES_STRUCT (acc_other_event_info, tool_info, \
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_ACC_PROF_VALID_BYTES_BASICTYPE (void *))
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} acc_other_event_info;
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typedef union acc_event_info
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{
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acc_event_t event_type;
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acc_data_event_info data_event;
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acc_launch_event_info launch_event;
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acc_other_event_info other_event;
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} acc_event_info;
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typedef enum acc_device_api
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{
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acc_device_api_none = 0,
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acc_device_api_cuda,
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acc_device_api_opencl,
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acc_device_api_coi,
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acc_device_api_other
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} acc_device_api;
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typedef struct acc_api_info
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{
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acc_device_api device_api;
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_acc_prof_int_t valid_bytes;
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acc_device_t device_type;
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_acc_prof_int_t vendor;
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const void *device_handle;
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const void *context_handle;
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const void *async_handle;
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#define _ACC_API_INFO_VALID_BYTES \
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_ACC_PROF_VALID_BYTES_STRUCT (acc_api_info, async_handle, \
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_ACC_PROF_VALID_BYTES_BASICTYPE (void *))
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} acc_api_info;
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/* Don't tag 'acc_prof_callback' as '__GOACC_NOTHROW': these functions are
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provided by user code, and must be expected to do anything. */
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typedef void (*acc_prof_callback) (acc_prof_info *, acc_event_info *,
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acc_api_info *);
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/* Loading the Library. */
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typedef enum acc_register_t
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{
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acc_reg = 0,
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acc_toggle = 1,
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acc_toggle_per_thread = 2
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} acc_register_t;
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typedef void (*acc_prof_reg) (acc_event_t, acc_prof_callback, acc_register_t);
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extern void acc_prof_register (acc_event_t, acc_prof_callback,
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acc_register_t) __GOACC_NOTHROW;
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extern void acc_prof_unregister (acc_event_t, acc_prof_callback,
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acc_register_t) __GOACC_NOTHROW;
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typedef void (*acc_query_fn) ();
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typedef acc_query_fn (*acc_prof_lookup_func) (const char *);
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extern acc_query_fn acc_prof_lookup (const char *) __GOACC_NOTHROW;
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/* Don't tag 'acc_register_library' as '__GOACC_NOTHROW': this function can be
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overridden by user code, and must be expected to do anything. */
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extern void acc_register_library (acc_prof_reg, acc_prof_reg,
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acc_prof_lookup_func);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _ACC_PROF_H */
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