58 lines · cpp
1//===- MemRefToSPIRVPass.cpp - MemRef to SPIR-V Passes ----------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// This file implements a pass to convert standard dialect to SPIR-V dialect.10//11//===----------------------------------------------------------------------===//12 13#include "mlir/Conversion/MemRefToSPIRV/MemRefToSPIRVPass.h"14 15#include "mlir/Conversion/MemRefToSPIRV/MemRefToSPIRV.h"16#include "mlir/Dialect/SPIRV/IR/SPIRVDialect.h"17#include "mlir/Dialect/SPIRV/Transforms/SPIRVConversion.h"18 19namespace mlir {20#define GEN_PASS_DEF_CONVERTMEMREFTOSPIRVPASS21#include "mlir/Conversion/Passes.h.inc"22} // namespace mlir23 24using namespace mlir;25 26namespace {27/// A pass converting MLIR MemRef operations into the SPIR-V dialect.28class ConvertMemRefToSPIRVPass29 : public impl::ConvertMemRefToSPIRVPassBase<ConvertMemRefToSPIRVPass> {30 using Base::Base;31 void runOnOperation() override;32};33} // namespace34 35void ConvertMemRefToSPIRVPass::runOnOperation() {36 MLIRContext *context = &getContext();37 Operation *op = getOperation();38 39 auto targetAttr = spirv::lookupTargetEnvOrDefault(op);40 std::unique_ptr<ConversionTarget> target =41 SPIRVConversionTarget::get(targetAttr);42 43 SPIRVConversionOptions options;44 options.boolNumBits = this->boolNumBits;45 options.use64bitIndex = this->use64bitIndex;46 SPIRVTypeConverter typeConverter(targetAttr, options);47 48 // Use UnrealizedConversionCast as the bridge so that we don't need to pull in49 // patterns for other dialects.50 target->addLegalOp<UnrealizedConversionCastOp>();51 52 RewritePatternSet patterns(context);53 populateMemRefToSPIRVPatterns(typeConverter, patterns);54 55 if (failed(applyPartialConversion(op, *target, std::move(patterns))))56 return signalPassFailure();57}58