X86: Use dyn_cast instead of isa+cast, NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243034 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan P. N. Exon Smith 2015-07-23 19:27:07 +00:00
parent 8d5c72d513
commit 31c063d405

View File

@ -2347,8 +2347,9 @@ bool X86AsmParser::ParseInstruction(ParseInstructionInfo &Info, StringRef Name,
// instalias with an immediate operand yet.
if (Name == "int" && Operands.size() == 2) {
X86Operand &Op1 = static_cast<X86Operand &>(*Operands[1]);
if (Op1.isImm() && isa<MCConstantExpr>(Op1.getImm()) &&
cast<MCConstantExpr>(Op1.getImm())->getValue() == 3) {
if (Op1.isImm())
if (auto *CE = dyn_cast<MCConstantExpr>(Op1.getImm()))
if (CE->getValue() == 3) {
Operands.erase(Operands.begin() + 1);
static_cast<X86Operand &>(*Operands[0]).setTokenValue("int3");
}