llvm/lib/MC/MCInstrAnalysis.cpp
Benjamin Kramer 41ab14b725 Add MCInstrAnalysis class. This allows the targets to specify own versions of MCInstrDescs functions.
- Add overrides for ARM.
- Teach llvm-objdump to use this instead of plain MCInstrDesc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137059 91177308-0d34-0410-b5e6-96231b3b80d8
2011-08-08 18:56:44 +00:00

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//===-- MCInstrAnalysis.cpp - InstrDesc target hooks ------------*- C++ -*-===//
//
// 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"
using namespace llvm;
uint64_t MCInstrAnalysis::evaluateBranch(const MCInst &Inst, uint64_t Addr,
uint64_t Size) const {
if (Info->get(Inst.getOpcode()).OpInfo[0].OperandType != MCOI::OPERAND_PCREL)
return -1ULL;
int64_t Imm = Inst.getOperand(0).getImm();
return Addr+Size+Imm;
}