mlir-vulkan-runner.cpp
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//===- mlir-vulkan-runner.cpp - MLIR Vulkan Execution Driver --------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This is a command line utility that executes an MLIR file on the Vulkan by
// translating MLIR GPU module to SPIR-V and host part to LLVM IR before
// JIT-compiling and executing the latter.
//
//===----------------------------------------------------------------------===//
#include "mlir/Conversion/GPUToSPIRV/ConvertGPUToSPIRVPass.h"
#include "mlir/Conversion/GPUToVulkan/ConvertGPUToVulkanPass.h"
#include "mlir/Conversion/StandardToLLVM/ConvertStandardToLLVMPass.h"
#include "mlir/Conversion/StandardToSPIRV/ConvertStandardToSPIRVPass.h"
#include "mlir/Dialect/GPU/Passes.h"
#include "mlir/Dialect/SPIRV/Passes.h"
#include "mlir/Dialect/SPIRV/SPIRVOps.h"
#include "mlir/ExecutionEngine/JitRunner.h"
#include "mlir/ExecutionEngine/OptUtils.h"
#include "mlir/InitAllDialects.h"
#include "mlir/Pass/Pass.h"
#include "mlir/Pass/PassManager.h"
#include "llvm/Support/InitLLVM.h"
#include "llvm/Support/TargetSelect.h"
using namespace mlir;
static LogicalResult runMLIRPasses(ModuleOp module) {
PassManager passManager(module.getContext());
applyPassManagerCLOptions(passManager);
passManager.addPass(createGpuKernelOutliningPass());
passManager.addPass(createLegalizeStdOpsForSPIRVLoweringPass());
passManager.addPass(createConvertGPUToSPIRVPass());
OpPassManager &modulePM = passManager.nest<spirv::ModuleOp>();
modulePM.addPass(spirv::createLowerABIAttributesPass());
modulePM.addPass(spirv::createUpdateVersionCapabilityExtensionPass());
passManager.addPass(createConvertGpuLaunchFuncToVulkanLaunchFuncPass());
LowerToLLVMOptions llvmOptions = {
/*useBarePtrCallConv =*/false,
/*emitCWrappers = */ true,
/*indexBitwidth =*/kDeriveIndexBitwidthFromDataLayout};
passManager.addPass(createLowerToLLVMPass(llvmOptions));
passManager.addPass(createConvertVulkanLaunchFuncToVulkanCallsPass());
return passManager.run(module);
}
int main(int argc, char **argv) {
llvm::llvm_shutdown_obj x;
registerPassManagerCLOptions();
mlir::registerAllDialects();
llvm::InitLLVM y(argc, argv);
llvm::InitializeNativeTarget();
llvm::InitializeNativeTargetAsmPrinter();
mlir::initializeLLVMPasses();
return mlir::JitRunnerMain(argc, argv, &runMLIRPasses);
}