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//===- ComplexToSPIRVPass.cpp - Complex to SPIR-V Passes ------------------===//
//
// 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 file implements a pass to convert Complex dialect to SPIR-V dialect.
//
//===----------------------------------------------------------------------===//
#include "mlir/Conversion/ComplexToSPIRV/ComplexToSPIRVPass.h"
#include "mlir/Conversion/ComplexToSPIRV/ComplexToSPIRV.h"
#include "mlir/Dialect/SPIRV/IR/SPIRVDialect.h"
#include "mlir/Dialect/SPIRV/Transforms/SPIRVConversion.h"
namespace mlir {
#define GEN_PASS_DEF_CONVERTCOMPLEXTOSPIRVPASS
#include "mlir/Conversion/Passes.h.inc"
} // namespace mlir
using namespace mlir;
namespace {
/// A pass converting MLIR Complex operations into the SPIR-V dialect.
class ConvertComplexToSPIRVPass
: public impl::ConvertComplexToSPIRVPassBase<ConvertComplexToSPIRVPass> {
void runOnOperation() override {
MLIRContext *context = &getContext();
Operation *op = getOperation();
auto targetAttr = spirv::lookupTargetEnvOrDefault(op);
std::unique_ptr<ConversionTarget> target =
SPIRVConversionTarget::get(targetAttr);
SPIRVConversionOptions options;
SPIRVTypeConverter typeConverter(targetAttr, options);
// Use UnrealizedConversionCast as the bridge so that we don't need to pull
// in patterns for other dialects.
target->addLegalOp<UnrealizedConversionCastOp>();
RewritePatternSet patterns(context);
populateComplexToSPIRVPatterns(typeConverter, patterns);
if (failed(applyPartialConversion(op, *target, std::move(patterns))))
return signalPassFailure();
}
};
} // namespace
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