Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
Pablo Tello | b7c308a | 2019-01-22 12:59:26 +0000 | [diff] [blame] | 2 | * Copyright (c) 2016-2019 ARM Limited. |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | #include "arm_compute/runtime/CL/CLScheduler.h" |
| 25 | |
Pablo Tello | b7c308a | 2019-01-22 12:59:26 +0000 | [diff] [blame] | 26 | #include "arm_compute/runtime/CL/CLHelpers.h" |
| 27 | |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 28 | #include "arm_compute/core/CL/ICLKernel.h" |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 29 | #include "arm_compute/runtime/CL/CLTuner.h" |
Georgios Pinitas | 7777b1a | 2018-07-11 18:16:20 +0100 | [diff] [blame] | 30 | #include "arm_compute/runtime/CL/tuners/Tuners.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 31 | |
| 32 | using namespace arm_compute; |
| 33 | |
Ioan-Cristian Szabo | 77eb21f | 2017-12-22 17:32:17 +0000 | [diff] [blame] | 34 | std::once_flag CLScheduler::_initialize_symbols; |
| 35 | |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 36 | CLScheduler::CLScheduler() |
Georgios Pinitas | 72ccc44 | 2018-08-14 12:52:53 +0100 | [diff] [blame] | 37 | : _context(), _queue(), _target(GPUTarget::MIDGARD), _is_initialised(false), _cl_tuner(nullptr), _cl_default_static_tuner(nullptr) |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 38 | { |
| 39 | } |
| 40 | |
| 41 | CLScheduler &CLScheduler::get() |
| 42 | { |
Ioan-Cristian Szabo | 77eb21f | 2017-12-22 17:32:17 +0000 | [diff] [blame] | 43 | std::call_once(_initialize_symbols, opencl_is_available); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 44 | static CLScheduler scheduler; |
| 45 | return scheduler; |
| 46 | } |
| 47 | |
Pablo Tello | b7c308a | 2019-01-22 12:59:26 +0000 | [diff] [blame] | 48 | void CLScheduler::default_init_with_context(cl::Device &device, cl::Context &ctx, ICLTuner *cl_tuner) |
| 49 | { |
| 50 | if(!_is_initialised) |
| 51 | { |
| 52 | cl::CommandQueue queue = cl::CommandQueue(ctx, device); |
| 53 | CLKernelLibrary::get().init("./cl_kernels/", ctx, device); |
| 54 | init(ctx, queue, device, cl_tuner); |
| 55 | _cl_default_static_tuner = tuners::TunerFactory::create_tuner(_target); |
| 56 | _cl_tuner = (cl_tuner == nullptr) ? _cl_default_static_tuner.get() : cl_tuner; |
| 57 | } |
| 58 | } |
| 59 | |
Georgios Pinitas | df473ea | 2018-05-31 18:53:52 +0100 | [diff] [blame] | 60 | void CLScheduler::default_init(ICLTuner *cl_tuner) |
| 61 | { |
| 62 | if(!_is_initialised) |
| 63 | { |
Pablo Tello | b7c308a | 2019-01-22 12:59:26 +0000 | [diff] [blame] | 64 | cl::Context ctx; |
| 65 | cl::Device dev; |
| 66 | cl_int err; |
| 67 | std::tie(ctx, dev, err) = create_opencl_context_and_device(); |
| 68 | ARM_COMPUTE_ERROR_ON_MSG(err != CL_SUCCESS, "Failed to create OpenCL context"); |
| 69 | cl::CommandQueue queue = cl::CommandQueue(ctx, dev); |
| 70 | CLKernelLibrary::get().init("./cl_kernels/", ctx, dev); |
| 71 | init(ctx, queue, dev, cl_tuner); |
Georgios Pinitas | 7777b1a | 2018-07-11 18:16:20 +0100 | [diff] [blame] | 72 | // Create a default static tuner and set if none was provided |
| 73 | _cl_default_static_tuner = tuners::TunerFactory::create_tuner(_target); |
Georgios Pinitas | df473ea | 2018-05-31 18:53:52 +0100 | [diff] [blame] | 74 | } |
Georgios Pinitas | 7777b1a | 2018-07-11 18:16:20 +0100 | [diff] [blame] | 75 | |
| 76 | // Set CL tuner |
| 77 | _cl_tuner = (cl_tuner == nullptr) ? _cl_default_static_tuner.get() : cl_tuner; |
Georgios Pinitas | df473ea | 2018-05-31 18:53:52 +0100 | [diff] [blame] | 78 | } |
| 79 | |
Pablo Tello | b7c308a | 2019-01-22 12:59:26 +0000 | [diff] [blame] | 80 | void CLScheduler::set_context(cl::Context context) |
| 81 | { |
| 82 | _context = std::move(context); |
| 83 | CLKernelLibrary::get().set_context(_context); |
| 84 | } |
| 85 | |
| 86 | void CLScheduler::init(cl::Context context, cl::CommandQueue queue, const cl::Device &device, ICLTuner *cl_tuner) |
| 87 | { |
| 88 | set_context(std::move(context)); |
| 89 | _queue = std::move(queue); |
| 90 | _target = get_target_from_device(device); |
| 91 | _is_initialised = true; |
| 92 | _cl_tuner = cl_tuner; |
| 93 | } |
| 94 | |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 95 | void CLScheduler::enqueue(ICLKernel &kernel, bool flush) |
| 96 | { |
steniu01 | 3470247 | 2017-07-11 09:22:58 +0100 | [diff] [blame] | 97 | ARM_COMPUTE_ERROR_ON_MSG(!_is_initialised, |
| 98 | "The CLScheduler is not initialised yet! Please call the CLScheduler::get().default_init(), \ |
| 99 | or CLScheduler::get()::init() and CLKernelLibrary::get()::init() function before running functions!"); |
| 100 | |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 101 | // Tune the kernel if the CLTuner has been provided |
| 102 | if(_cl_tuner != nullptr) |
| 103 | { |
| 104 | // Tune the OpenCL kernel |
Georgios Pinitas | c0d1c86 | 2018-03-23 15:13:15 +0000 | [diff] [blame] | 105 | _cl_tuner->tune_kernel_dynamic(kernel); |
Gian Marco | de691f0 | 2017-09-08 16:13:11 +0100 | [diff] [blame] | 106 | } |
| 107 | |
| 108 | // Run kernel |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 109 | kernel.run(kernel.window(), _queue); |
| 110 | |
| 111 | if(flush) |
| 112 | { |
| 113 | _queue.flush(); |
| 114 | } |
Ioan-Cristian Szabo | 77eb21f | 2017-12-22 17:32:17 +0000 | [diff] [blame] | 115 | } |