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//===------------------ TestVulkanRunnerPipeline.cpp --------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// Implements a pipeline for use by Vulkan runner tests.
//
//===----------------------------------------------------------------------===//
#include "mlir/Conversion/GPUCommon/GPUCommonPass.h"
#include "mlir/Conversion/GPUToSPIRV/GPUToSPIRVPass.h"
#include "mlir/Conversion/MemRefToLLVM/MemRefToLLVM.h"
#include "mlir/Dialect/Func/IR/FuncOps.h"
#include "mlir/Dialect/GPU/IR/GPUDialect.h"
#include "mlir/Dialect/GPU/Transforms/Passes.h"
#include "mlir/Dialect/LLVMIR/Transforms/RequestCWrappers.h"
#include "mlir/Dialect/MemRef/Transforms/Passes.h"
#include "mlir/Dialect/SPIRV/IR/SPIRVOps.h"
#include "mlir/Dialect/SPIRV/Transforms/Passes.h"
#include "mlir/Pass/PassManager.h"
#include "mlir/Pass/PassOptions.h"
using namespace mlir;
// Defined in the test directory, no public header.
namespace mlir::test {
std::unique_ptr<Pass> createTestConvertToSPIRVPass(bool convertGPUModules,
bool nestInGPUModule);
}
namespace {
struct VulkanRunnerPipelineOptions
: PassPipelineOptions<VulkanRunnerPipelineOptions> {
Option<bool> spirvWebGPUPrepare{
*this, "spirv-webgpu-prepare",
llvm::cl::desc("Run MLIR transforms used when targetting WebGPU")};
};
void buildTestVulkanRunnerPipeline(OpPassManager &passManager,
const VulkanRunnerPipelineOptions &options) {
passManager.addPass(createGpuKernelOutliningPass());
passManager.addPass(memref::createFoldMemRefAliasOpsPass());
GpuSPIRVAttachTargetOptions attachTargetOptions{};
attachTargetOptions.spirvVersion = "v1.0";
attachTargetOptions.spirvCapabilities.push_back("Shader");
attachTargetOptions.spirvExtensions.push_back(
"SPV_KHR_storage_buffer_storage_class");
passManager.addPass(createGpuSPIRVAttachTarget(attachTargetOptions));
passManager.addPass(test::createTestConvertToSPIRVPass(
/*convertGPUModules=*/true, /*nestInGPUModule=*/true));
OpPassManager &spirvModulePM =
passManager.nest<gpu::GPUModuleOp>().nest<spirv::ModuleOp>();
spirvModulePM.addPass(spirv::createSPIRVLowerABIAttributesPass());
spirvModulePM.addPass(spirv::createSPIRVUpdateVCEPass());
if (options.spirvWebGPUPrepare)
spirvModulePM.addPass(spirv::createSPIRVWebGPUPreparePass());
passManager.addPass(createGpuModuleToBinaryPass());
passManager.addPass(createFinalizeMemRefToLLVMConversionPass());
passManager.nest<func::FuncOp>().addPass(
LLVM::createLLVMRequestCWrappersPass());
// VulkanRuntimeWrappers.cpp requires these calling convention options.
GpuToLLVMConversionPassOptions opt;
opt.hostBarePtrCallConv = false;
opt.kernelBarePtrCallConv = true;
opt.kernelIntersperseSizeCallConv = true;
passManager.addPass(createGpuToLLVMConversionPass(opt));
}
} // namespace
namespace mlir::test {
void registerTestVulkanRunnerPipeline() {
PassPipelineRegistration<VulkanRunnerPipelineOptions>(
"test-vulkan-runner-pipeline",
"Runs a series of passes intended for Vulkan runner tests. Lowers GPU "
"dialect to LLVM dialect for the host and to serialized Vulkan SPIR-V "
"for the device.",
buildTestVulkanRunnerPipeline);
}
} // namespace mlir::test
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