示例#1
0
void Assembler::patchBranch(CodeAddress jmp, CodeAddress dest) {
  auto di = DecodedInstruction(jmp);

  // Detect Far branch
  if (di.isFarBranch()) {
    patchAbsolute(jmp, dest);
    return;
  }

  // Regular patch for branch by offset type
  if (!di.setNearBranchTarget(dest))
    assert(false && "Can't patch a branch with such a big offset");
}
ConditionCode smashableJccCond(TCA inst) {
  return DecodedInstruction(inst).jccCondCode();
}