110 lines · cpp
1//===- ComplexToSPIRV.cpp - Complex to SPIR-V Patterns --------------------===//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 patterns to convert Complex dialect to SPIR-V dialect.10//11//===----------------------------------------------------------------------===//12 13#include "mlir/Conversion/ComplexToSPIRV/ComplexToSPIRV.h"14#include "mlir/Dialect/Complex/IR/Complex.h"15#include "mlir/Dialect/SPIRV/IR/SPIRVOps.h"16#include "mlir/Dialect/SPIRV/Transforms/SPIRVConversion.h"17#include "mlir/Transforms/DialectConversion.h"18 19#define DEBUG_TYPE "complex-to-spirv-pattern"20 21using namespace mlir;22 23//===----------------------------------------------------------------------===//24// Operation conversion25//===----------------------------------------------------------------------===//26 27namespace {28 29struct ConstantOpPattern final : OpConversionPattern<complex::ConstantOp> {30 using Base::Base;31 32 LogicalResult33 matchAndRewrite(complex::ConstantOp constOp, OpAdaptor adaptor,34 ConversionPatternRewriter &rewriter) const override {35 auto spirvType =36 getTypeConverter()->convertType<ShapedType>(constOp.getType());37 if (!spirvType)38 return rewriter.notifyMatchFailure(constOp,39 "unable to convert result type");40 41 rewriter.replaceOpWithNewOp<spirv::ConstantOp>(42 constOp, spirvType,43 DenseElementsAttr::get(spirvType, constOp.getValue().getValue()));44 return success();45 }46};47 48struct CreateOpPattern final : OpConversionPattern<complex::CreateOp> {49 using Base::Base;50 51 LogicalResult52 matchAndRewrite(complex::CreateOp createOp, OpAdaptor adaptor,53 ConversionPatternRewriter &rewriter) const override {54 Type spirvType = getTypeConverter()->convertType(createOp.getType());55 if (!spirvType)56 return rewriter.notifyMatchFailure(createOp,57 "unable to convert result type");58 59 rewriter.replaceOpWithNewOp<spirv::CompositeConstructOp>(60 createOp, spirvType, adaptor.getOperands());61 return success();62 }63};64 65struct ReOpPattern final : OpConversionPattern<complex::ReOp> {66 using Base::Base;67 68 LogicalResult69 matchAndRewrite(complex::ReOp reOp, OpAdaptor adaptor,70 ConversionPatternRewriter &rewriter) const override {71 Type spirvType = getTypeConverter()->convertType(reOp.getType());72 if (!spirvType)73 return rewriter.notifyMatchFailure(reOp, "unable to convert result type");74 75 rewriter.replaceOpWithNewOp<spirv::CompositeExtractOp>(76 reOp, adaptor.getComplex(), llvm::ArrayRef(0));77 return success();78 }79};80 81struct ImOpPattern final : OpConversionPattern<complex::ImOp> {82 using Base::Base;83 84 LogicalResult85 matchAndRewrite(complex::ImOp imOp, OpAdaptor adaptor,86 ConversionPatternRewriter &rewriter) const override {87 Type spirvType = getTypeConverter()->convertType(imOp.getType());88 if (!spirvType)89 return rewriter.notifyMatchFailure(imOp, "unable to convert result type");90 91 rewriter.replaceOpWithNewOp<spirv::CompositeExtractOp>(92 imOp, adaptor.getComplex(), llvm::ArrayRef(1));93 return success();94 }95};96 97} // namespace98 99//===----------------------------------------------------------------------===//100// Pattern population101//===----------------------------------------------------------------------===//102 103void mlir::populateComplexToSPIRVPatterns(104 const SPIRVTypeConverter &typeConverter, RewritePatternSet &patterns) {105 MLIRContext *context = patterns.getContext();106 107 patterns.add<ConstantOpPattern, CreateOpPattern, ReOpPattern, ImOpPattern>(108 typeConverter, context);109}110