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//===- ComplexDeinterleavingPass.h - Complex Deinterleaving Pass *- C++ -*-===//
//
// 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 pass implements generation of target-specific intrinsics to support
// handling of complex number arithmetic and deinterleaving.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CODEGEN_COMPLEXDEINTERLEAVING_H
#define LLVM_CODEGEN_COMPLEXDEINTERLEAVING_H
#include "llvm/IR/PassManager.h"
namespace llvm {
class Function;
class TargetMachine;
struct ComplexDeinterleavingPass
: public PassInfoMixin<ComplexDeinterleavingPass> {
private:
TargetMachine *TM;
public:
ComplexDeinterleavingPass(TargetMachine *TM) : TM(TM) {}
PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
};
enum class ComplexDeinterleavingOperation {
CAdd,
CMulPartial,
// The following 'operations' are used to represent internal states. Backends
// are not expected to try and support these in any capacity.
Deinterleave,
Splat,
Symmetric,
ReductionPHI,
ReductionOperation,
ReductionSelect,
};
enum class ComplexDeinterleavingRotation {
Rotation_0 = 0,
Rotation_90 = 1,
Rotation_180 = 2,
Rotation_270 = 3,
};
} // namespace llvm
#endif // LLVM_CODEGEN_COMPLEXDEINTERLEAVING_H
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