| /* |
| * Copyright (c) 2017-2019 Arm Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #include "arm_compute/core/GLES_COMPUTE/IGCKernel.h" |
| |
| #include "arm_compute/core/Error.h" |
| #include "arm_compute/core/GLES_COMPUTE/GCHelpers.h" |
| #include "arm_compute/core/GLES_COMPUTE/IGCTensor.h" |
| #include "arm_compute/core/Helpers.h" |
| #include "arm_compute/core/TensorInfo.h" |
| #include "arm_compute/core/Utils.h" |
| #include "arm_compute/core/Validate.h" |
| #include "arm_compute/core/Window.h" |
| #include "arm_compute/runtime/GLES_COMPUTE/GCScheduler.h" |
| |
| #include <cstddef> |
| #include <sstream> |
| |
| using namespace arm_compute; |
| |
| void arm_compute::enqueue(IGCKernel &kernel, const Window &window, const gles::NDRange &lws) |
| { |
| ARM_COMPUTE_UNUSED(kernel); |
| |
| if(kernel.kernel().get_program() == 0) |
| { |
| return; |
| } |
| |
| ARM_COMPUTE_ERROR_ON((0 == (window.x().end() - window.x().start())) || (0 == (window.y().end() - window.y().start()))); |
| |
| ARM_COMPUTE_ERROR_ON_MSG_VAR((((window.x().end() - window.x().start()) % (window.x().step() * lws[0])) != 0), |
| "window x end =%d, start=%d, step=%d, lws x=%zu", window.x().end(), window.x().start(), window.x().step(), lws[0]); |
| ARM_COMPUTE_ERROR_ON_MSG_VAR((((window.y().end() - window.y().start()) % (window.y().step() * lws[1])) != 0), |
| "window y end =%d, start=%d, step=%d, lws y=%zu", window.y().end(), window.y().start(), window.y().step(), lws[1]); |
| ARM_COMPUTE_ERROR_ON_MSG_VAR((((window.z().end() - window.z().start()) % (window.z().step() * lws[2])) != 0), |
| "window z end =%d, start=%d, step=%d, lws z=%zu", window.z().end(), window.z().start(), window.z().step(), lws[2]); |
| |
| ARM_COMPUTE_GL_CHECK(glDispatchCompute(((window.x().end() - window.x().start()) / window.x().step()) / lws[0], |
| ((window.y().end() - window.y().start()) / window.y().step()) / lws[1], |
| ((window.z().end() - window.z().start()) / window.z().step()) / lws[2])); |
| } |
| |
| IGCKernel::IGCKernel() |
| : _kernel(), _lws_hint(gles::NDRange(1U, 1U, 1U)), _target(GPUTarget::MIDGARD) |
| { |
| } |
| |
| GCKernel &IGCKernel::kernel() |
| { |
| return _kernel; |
| } |
| |
| template <unsigned int dimension_size> |
| unsigned int IGCKernel::num_arguments_per_tensor() const |
| { |
| // Rounding up the tensor attributes structure in compute shader to a multiple of a vec4 |
| return ceil_to_multiple(1 + 2 * dimension_size, 4); |
| } |
| |
| template <unsigned int dimension_size> |
| void IGCKernel::add_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const unsigned int binding_point, const Window &window) |
| { |
| ARM_COMPUTE_ERROR_ON(tensor == nullptr); |
| |
| const ITensorInfo *info = tensor->info(); |
| const Strides &strides = info->strides_in_bytes(); |
| |
| // Calculate offset to the start of the window |
| unsigned int offset_first_element = info->offset_first_element_in_bytes(); |
| |
| for(unsigned int n = 0; n < info->num_dimensions(); ++n) |
| { |
| offset_first_element += window[n].start() * strides[n]; |
| } |
| |
| unsigned int idx_start = idx; |
| |
| for(unsigned int dimension = 0; dimension < dimension_size; dimension++) |
| { |
| _kernel.set_argument(idx++, strides[dimension]); |
| _kernel.set_argument(idx++, strides[dimension] * window[dimension].step()); |
| } |
| |
| _kernel.set_argument(idx++, offset_first_element); |
| |
| // Rounding up the tensor attributes structure in compute shader to a multiple of a vec4 |
| unsigned int idx_end = ceil_to_multiple(idx, 4); |
| for(unsigned int i = idx; i < idx_end; ++i) |
| { |
| _kernel.set_argument(i, 0); |
| } |
| idx = idx_end; |
| |
| ARM_COMPUTE_GL_CHECK(glBindBufferBase(GL_SHADER_STORAGE_BUFFER, binding_point, tensor->gc_buffer())); |
| |
| ARM_COMPUTE_ERROR_ON_MSG_VAR(idx_start + num_arguments_per_tensor<dimension_size>() != idx, |
| "add_%dD_tensor_argument() is supposed to add exactly %d arguments to the kernel", dimension_size, num_arguments_per_tensor<dimension_size>()); |
| ARM_COMPUTE_UNUSED(idx_start); |
| } |
| |
| void IGCKernel::add_1D_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const unsigned int binding_point, const Window &window) |
| { |
| add_tensor_argument<1>(idx, tensor, binding_point, window); |
| } |
| |
| void IGCKernel::add_2D_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const unsigned int binding_point, const Window &window) |
| { |
| add_tensor_argument<2>(idx, tensor, binding_point, window); |
| } |
| |
| void IGCKernel::add_3D_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const unsigned int binding_point, const Window &window) |
| { |
| add_tensor_argument<3>(idx, tensor, binding_point, window); |
| } |
| |
| unsigned int IGCKernel::num_arguments_per_1D_tensor() const |
| { |
| return num_arguments_per_tensor<1>(); |
| } |
| |
| unsigned int IGCKernel::num_arguments_per_2D_tensor() const |
| { |
| return num_arguments_per_tensor<2>(); |
| } |
| |
| unsigned int IGCKernel::num_arguments_per_3D_tensor() const |
| { |
| return num_arguments_per_tensor<3>(); |
| } |