llvm-project/llvm/lib/MC/MCInstrAnalysis.cpp

42 lines
1.4 KiB
C++

//===- MCInstrAnalysis.cpp - InstrDesc target hooks -----------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
#include "llvm/MC/MCInstrAnalysis.h"
#include "llvm/ADT/APInt.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCInstrDesc.h"
#include "llvm/MC/MCInstrInfo.h"
#include <cstdint>
using namespace llvm;
bool MCInstrAnalysis::clearsSuperRegisters(const MCRegisterInfo &MRI,
const MCInst &Inst,
APInt &Writes) const {
Writes.clearAllBits();
return false;
}
bool MCInstrAnalysis::evaluateBranch(const MCInst & /*Inst*/, uint64_t /*Addr*/,
uint64_t /*Size*/,
uint64_t & /*Target*/) const {
return false;
}
Optional<uint64_t> MCInstrAnalysis::evaluateMemoryOperandAddress(
const MCInst &Inst, const MCSubtargetInfo *STI, uint64_t Addr,
uint64_t Size) const {
return None;
}
Optional<uint64_t>
MCInstrAnalysis::getMemoryOperandRelocationOffset(const MCInst &Inst,
uint64_t Size) const {
return None;
}