AArch64ExpandImm.h

Go to the documentation of this file.

//===- AArch64ExpandImm.h - AArch64 Immediate Expansion ---------*- 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 file contains the AArch64 immediate expansion stuff.
//
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_LIB_TARGET_AARCH64_MCTARGETDESC_AARCH64EXPANDIMM_H
#define LLVM_LIB_TARGET_AARCH64_MCTARGETDESC_AARCH64EXPANDIMM_H
 
#include "llvm/ADT/APInt.h"
#include "llvm/ADT/SmallVector.h"
 
namespace llvm {
 
class AArch64Subtarget;
 
namespace AArch64_IMM {
 
struct ImmInsnModel {
  unsigned Opcode;
  std::optional<uint32_t> Op1;
  std::optional<uint32_t> Op2;
};
 
struct AddrInsnModel {
  unsigned Opcode;
};
 
void expandMOVImm(uint64_t Imm, unsigned BitSize,
                  SmallVectorImpl<ImmInsnModel> &Insn);
 
void expandMOVAddr(unsigned Opcode, unsigned TargetFlags, bool IsTargetMachO,
                   SmallVectorImpl<AddrInsnModel> &Insn);
 
bool expandVectorMOVImm(APInt Imm, SmallVectorImpl<ImmInsnModel> &Insn,
                        const AArch64Subtarget &ST);
 
} // end namespace AArch64_IMM
 
} // end namespace llvm
 
#endif