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[TableGen] Fold a couple dyn_casts into the ifs that check their results. NFC 

llvm-svn: 236088
This commit is contained in:
Craig Topper 2015-04-29 07:13:12 +00:00
parent ed5a950808
commit 39ba33b8f0
1 changed files with 8 additions and 11 deletions
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19
llvm/lib/TableGen/Record.cpp
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@ -1007,21 +1007,18 @@ static Init *ForeachHelper(Init *LHS, Init *MHS, Init *RHS, RecTy *Type,
static Init *EvaluateOperation(OpInit *RHSo, Init *LHS, Init *Arg,
RecTy *Type, Record *CurRec,
MultiClass *CurMultiClass) {
std::vector<Init *> NewOperands;
TypedInit *TArg = dyn_cast<TypedInit>(Arg);
// If this is a dag, recurse
if (TArg && TArg->getType()->getAsString() == "dag") {
Init *Result = ForeachHelper(LHS, Arg, RHSo, Type,
CurRec, CurMultiClass);
return Result;
if (TypedInit *TArg = dyn_cast<TypedInit>(Arg)) {
if (TArg->getType()->getAsString() == "dag") {
Init *Result = ForeachHelper(LHS, Arg, RHSo, Type,
CurRec, CurMultiClass);
return Result;
}
}
std::vector<Init *> NewOperands;
for (int i = 0; i < RHSo->getNumOperands(); ++i) {
OpInit *RHSoo = dyn_cast<OpInit>(RHSo->getOperand(i));
if (RHSoo) {
if (OpInit *RHSoo = dyn_cast<OpInit>(RHSo->getOperand(i))) {
Init *Result = EvaluateOperation(RHSoo, LHS, Arg,
Type, CurRec, CurMultiClass);
if (Result) {