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

28 lines
889 B
C++

//===- MCInstrAnalysis.cpp - InstrDesc target hooks -----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/MC/MCInstrAnalysis.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCInstrDesc.h"
#include "llvm/MC/MCInstrInfo.h"
#include <cstdint>
using namespace llvm;
bool MCInstrAnalysis::evaluateBranch(const MCInst &Inst, uint64_t Addr,
uint64_t Size, uint64_t &Target) const {
if (Inst.getNumOperands() == 0 ||
Info->get(Inst.getOpcode()).OpInfo[0].OperandType != MCOI::OPERAND_PCREL)
return false;
int64_t Imm = Inst.getOperand(0).getImm();
Target = Addr+Size+Imm;
return true;
}