| //===- TestConvertGPUKernelToCubin.cpp - Test gpu kernel cubin lowering ---===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "mlir/Dialect/GPU/Passes.h" |
| |
| #include "mlir/Pass/Pass.h" |
| #include "mlir/Target/LLVMIR/Dialect/NVVM/NVVMToLLVMIRTranslation.h" |
| #include "mlir/Target/LLVMIR/Export.h" |
| #include "llvm/Support/TargetSelect.h" |
| |
| using namespace mlir; |
| |
| #if MLIR_CUDA_CONVERSIONS_ENABLED |
| namespace { |
| class TestSerializeToCubinPass |
| : public PassWrapper<TestSerializeToCubinPass, gpu::SerializeToBlobPass> { |
| public: |
| StringRef getArgument() const final { return "test-gpu-to-cubin"; } |
| StringRef getDescription() const final { |
| return "Lower GPU kernel function to CUBIN binary annotations"; |
| } |
| TestSerializeToCubinPass(); |
| |
| private: |
| void getDependentDialects(DialectRegistry ®istry) const override; |
| |
| // Serializes PTX to CUBIN. |
| std::unique_ptr<std::vector<char>> |
| serializeISA(const std::string &isa) override; |
| }; |
| } // namespace |
| |
| TestSerializeToCubinPass::TestSerializeToCubinPass() { |
| this->triple = "nvptx64-nvidia-cuda"; |
| this->chip = "sm_35"; |
| this->features = "+ptx60"; |
| } |
| |
| void TestSerializeToCubinPass::getDependentDialects( |
| DialectRegistry ®istry) const { |
| registerNVVMDialectTranslation(registry); |
| gpu::SerializeToBlobPass::getDependentDialects(registry); |
| } |
| |
| std::unique_ptr<std::vector<char>> |
| TestSerializeToCubinPass::serializeISA(const std::string &) { |
| std::string data = "CUBIN"; |
| return std::make_unique<std::vector<char>>(data.begin(), data.end()); |
| } |
| |
| namespace mlir { |
| namespace test { |
| // Register test pass to serialize GPU module to a CUBIN binary annotation. |
| void registerTestGpuSerializeToCubinPass() { |
| PassRegistration<TestSerializeToCubinPass>([] { |
| // Initialize LLVM NVPTX backend. |
| LLVMInitializeNVPTXTarget(); |
| LLVMInitializeNVPTXTargetInfo(); |
| LLVMInitializeNVPTXTargetMC(); |
| LLVMInitializeNVPTXAsmPrinter(); |
| |
| return std::make_unique<TestSerializeToCubinPass>(); |
| }); |
| } |
| } // namespace test |
| } // namespace mlir |
| #endif // MLIR_CUDA_CONVERSIONS_ENABLED |