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use isValidOperands instead of duplicating checks

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27527 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-04-08 04:09:19 +00:00
parent f4bd7d8151
commit 59fecec7d0
1 changed files with 24 additions and 13 deletions
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37
lib/Bytecode/Reader/Reader.cpp
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@ -719,19 +719,27 @@ void BytecodeReader::ParseInstruction(std::vector<unsigned> &Oprnds,
case Instruction::ExtractElement: {
if (Oprnds.size() != 2)
throw std::string("Invalid extractelement instruction!");
Result = new ExtractElementInst(getValue(iType, Oprnds[0]),
getValue(Type::UIntTyID, Oprnds[1]));
Value *V1 = getValue(iType, Oprnds[0]);
Value *V2 = getValue(Type::UIntTyID, Oprnds[1]);
if (!ExtractElementInst::isValidOperands(V1, V2))
throw std::string("Invalid extractelement instruction!");
Result = new ExtractElementInst(V1, V2);
break;
}
case Instruction::InsertElement: {
const PackedType *PackedTy = dyn_cast<PackedType>(InstTy);
if (!PackedTy || Oprnds.size() != 3)
throw std::string("Invalid insertelement instruction!");
Result =
new InsertElementInst(getValue(iType, Oprnds[0]),
getValue(getTypeSlot(PackedTy->getElementType()),
Oprnds[1]),
getValue(Type::UIntTyID, Oprnds[2]));
Value *V1 = getValue(iType, Oprnds[0]);
Value *V2 = getValue(getTypeSlot(PackedTy->getElementType()), Oprnds[1]);
Value *V3 = getValue(Type::UIntTyID, Oprnds[2]);
if (!InsertElementInst::isValidOperands(V1, V2, V3))
throw std::string("Invalid insertelement instruction!");
Result = new InsertElementInst(V1, V2, V3);
break;
}
case Instruction::ShuffleVector: {
@ -1495,22 +1503,25 @@ Value *BytecodeReader::ParseConstantPoolValue(unsigned TypeID) {
if (Handler) Handler->handleConstantExpression(Opcode, ArgVec, Result);
return Result;
} else if (Opcode == Instruction::ExtractElement) {
if (ArgVec.size() != 2)
error("ExtractElement instruction must have two arguments.");
if (ArgVec.size() != 2 ||
!ExtractElementInst::isValidOperands(ArgVec[0], ArgVec[1]))
error("Invalid extractelement constand expr arguments");
Constant* Result = ConstantExpr::getExtractElement(ArgVec[0], ArgVec[1]);
if (Handler) Handler->handleConstantExpression(Opcode, ArgVec, Result);
return Result;
} else if (Opcode == Instruction::InsertElement) {
if (ArgVec.size() != 3)
error("InsertElement instruction must have three arguments.");
Constant* Result =
if (ArgVec.size() != 3 ||
!InsertElementInst::isValidOperands(ArgVec[0], ArgVec[1], ArgVec[2]))
error("Invalid insertelement constand expr arguments");
Constant *Result =
ConstantExpr::getInsertElement(ArgVec[0], ArgVec[1], ArgVec[2]);
if (Handler) Handler->handleConstantExpression(Opcode, ArgVec, Result);
return Result;
} else if (Opcode == Instruction::ShuffleVector) {
if (ArgVec.size() != 3 ||
!ShuffleVectorInst::isValidOperands(ArgVec[0], ArgVec[1], ArgVec[2]))
error("shufflevector constant expr must have three arguments.");
error("Invalid shufflevector constant expr arguments.");
Constant *Result =
ConstantExpr::getShuffleVector(ArgVec[0], ArgVec[1], ArgVec[2]);
if (Handler) Handler->handleConstantExpression(Opcode, ArgVec, Result);