| /* |
| * Copyright (c) 2023 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 "ckw/Error.h" |
| #include "ckw/KernelArgument.h" |
| #include "ckw/KernelWriter.h" |
| #include "ckw/TensorOperand.h" |
| #include "ckw/TensorTileSampler.h" |
| #include "ckw/TileOperand.h" |
| |
| #include "common/ExampleComponentArgument.h" |
| #include "common/ExampleKernelWriter.h" |
| #include "common/ExampleScopedKernelWriter.h" |
| |
| #include <iostream> |
| #include <vector> |
| |
| using namespace ckw; |
| |
| TensorTileSampler create_simple_sampler(ExampleScopedKernelWriter writer) |
| { |
| TensorTileSampler sampler; |
| |
| constexpr int32_t m0 = 4; |
| constexpr int32_t n0 = 4; |
| |
| auto &gid_0 = writer->declare_tile("gid_0", DataType::Int32); |
| auto &gid_1 = writer->declare_tile("gid_1", DataType::Int32); |
| auto &gid_2 = writer->declare_tile("gid_2", DataType::Int32); |
| |
| auto &const_0 = writer->declare_tile("0", 0); |
| |
| writer->op_get_global_id(gid_0, 0); |
| writer->op_get_global_id(gid_1, 1); |
| writer->op_get_global_id(gid_2, 2); |
| |
| sampler.x(gid_0); |
| sampler.y(gid_1); |
| sampler.z(const_0); |
| sampler.b(gid_2); |
| |
| sampler.width(n0); |
| sampler.height(m0); |
| |
| sampler.format(TensorSamplerFormat::C_WH_1); |
| sampler.address_mode_x(TensorSamplerAddressModeX::None); |
| sampler.address_mode_y(TensorSamplerAddressModeY::ClampToBorder); |
| sampler.address_mode_z(TensorSamplerAddressModeZ::Skip); |
| |
| return sampler; |
| } |
| |
| void op_binary_elementwise(ExampleScopedKernelWriter writer, std::vector<ExampleComponentArgument *> operands) |
| { |
| auto lhs = operands.at(0); |
| auto rhs = operands.at(1); |
| auto dst = operands.at(2); |
| |
| // Load the LHS and RHS tile and prepare the tensor sampler. |
| if(!lhs->has_tile() && !rhs->has_tile()) |
| { |
| const auto sampler = create_simple_sampler(writer); |
| |
| writer->op_load_once(lhs, sampler); |
| writer->op_load_once(rhs, sampler); |
| } |
| else if(lhs->has_tile()) |
| { |
| const auto &sampler = lhs->tile_sampler(); |
| writer->op_load_once(rhs, sampler); |
| } |
| else |
| { |
| const auto &sampler = rhs->tile_sampler(); |
| writer->op_load_once(lhs, sampler); |
| } |
| |
| auto &lhs_tile = lhs->tile(); |
| auto &rhs_tile = rhs->tile(); |
| const auto &sampler = lhs->tile_sampler(); |
| |
| // Prepare the output tile. |
| if(!dst->has_tile()) |
| { |
| auto &tile = writer->declare_tile("dst_tile", lhs_tile.tile_info()); |
| dst->init_virtual_tensor(tile, sampler); |
| } |
| |
| auto &dst_tile = dst->tile(); |
| |
| // Perform the operation. |
| writer->op_binary_expression(dst_tile, lhs_tile, BinaryOp::Add, rhs_tile); |
| } |
| |
| void op_exp(ExampleScopedKernelWriter writer, std::vector<ExampleComponentArgument *> operands) |
| { |
| auto src = operands.at(0); |
| auto dst = operands.at(1); |
| |
| // Load the source tile and prepare the sampler. |
| if(!src->has_tile()) |
| { |
| const auto sampler = create_simple_sampler(writer); |
| writer->op_load_once(src, sampler); |
| } |
| |
| auto &src_tile = src->tile(); |
| const auto &sampler = src->tile_sampler(); |
| |
| // Prepare the output tile. |
| if(!dst->has_tile()) |
| { |
| auto &tile = writer->declare_tile("dst_tile", src_tile.tile_info()); |
| dst->init_virtual_tensor(tile, sampler); |
| } |
| |
| auto &dst_tile = dst->tile(); |
| |
| // Perform the operation. |
| writer->op_unary_elementwise_function(dst_tile, UnaryFunction::Exp, src_tile); |
| } |
| |
| void op_store(ExampleScopedKernelWriter writer, std::vector<ExampleComponentArgument *> operands) |
| { |
| auto src = operands.at(0); |
| auto dst = operands.at(1); |
| |
| auto &src_tile = src->tile(); |
| const auto &sampler = src->tile_sampler(); |
| auto &dst_tensor = dst->tensor(); |
| |
| writer->op_store(dst_tensor, src_tile, sampler); |
| } |
| |
| int main() |
| { |
| Kernel kernel("example", GpuTargetLanguage::OpenCL); |
| ExampleKernelWriter root_writer(kernel); |
| |
| ExampleScopedKernelWriter writer(&root_writer); |
| |
| const TensorInfo src0_info(DataType::Fp32, TensorShape({ 3, 10, 20, 1, 1 }), TensorDataLayout::Nhwc, 0); |
| const TensorInfo src1_info(DataType::Fp32, TensorShape({ 3, 10, 20, 1, 1 }), TensorDataLayout::Nhwc, 1); |
| const TensorInfo dst_info(DataType::Fp32, TensorShape({ 3, 10, 20, 1, 1 }), TensorDataLayout::Nhwc, 2); |
| |
| ExampleComponentArgument src0(writer->declare_tensor_argument("src0", src0_info, TensorStorageType::BufferUint8Ptr)); |
| ExampleComponentArgument src1(writer->declare_tensor_argument("src1", src1_info, TensorStorageType::BufferUint8Ptr)); |
| ExampleComponentArgument dst(writer->declare_tensor_argument("dst", dst_info, TensorStorageType::BufferUint8Ptr)); |
| |
| ExampleComponentArgument ans; |
| |
| op_binary_elementwise(writer, { &src0, &src1, &ans }); |
| op_exp(writer, { &ans, &ans }); |
| op_store(writer, { &ans, &dst }); |
| |
| const auto arguments = kernel.arguments(); |
| |
| std::cout << "\n====================\nArguments:\n====================\n"; |
| |
| for(auto &arg : arguments) |
| { |
| switch(arg.type()) |
| { |
| case ckw::KernelArgument::Type::TensorStorage: |
| std::cout << "* Tensor storage: ID = " << arg.id() << ", type = " << std::hex << "0x" << static_cast<uint32_t>(arg.tensor_storage_type()) << std::dec << "\n"; |
| break; |
| |
| case ckw::KernelArgument::Type::TensorComponent: |
| std::cout << "* Tensor component: ID = " << arg.id() << ", type = " << std::hex << "0x" << static_cast<uint32_t>(arg.tensor_component_type()) << std::dec << "\n"; |
| break; |
| |
| default: |
| CKW_ASSERT(false); |
| } |
| } |
| |
| std::cout << "\n====================\nCode:\n====================\n"; |
| const auto code = root_writer.generate_code(); |
| std::cout << code; |
| |
| return 0; |
| } |