//===- 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/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::isDependencyBreaking(const MCSubtargetInfo &STI, const MCInst &Inst) const { return false; } 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; }