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Handle value promotion properly to work with tracing better

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llvm-svn: 5253
This commit is contained in:
Chris Lattner 2003-01-13 00:58:52 +00:00
parent cffd554b7f
commit fbaa392c19
1 changed files with 21 additions and 1 deletions
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22
lib/ExecutionEngine/Interpreter/Execution.cpp
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@ -815,8 +815,28 @@ void Interpreter::executeCallInst(CallInst &I, ExecutionContext &SF) {
ECStack.back().Caller = &I;
vector<GenericValue> ArgVals;
ArgVals.reserve(I.getNumOperands()-1);
for (unsigned i = 1; i < I.getNumOperands(); ++i)
for (unsigned i = 1; i < I.getNumOperands(); ++i) {
ArgVals.push_back(getOperandValue(I.getOperand(i), SF));
// Promote all integral types whose size is < sizeof(int) into ints. We do
// this by zero or sign extending the value as appropriate according to the
// source type.
if (I.getOperand(i)->getType()->isIntegral() &&
I.getOperand(i)->getType()->getPrimitiveSize() < 4) {
const Type *Ty = I.getOperand(i)->getType();
if (Ty == Type::ShortTy)
ArgVals.back().IntVal = ArgVals.back().ShortVal;
else if (Ty == Type::UShortTy)
ArgVals.back().UIntVal = ArgVals.back().UShortVal;
else if (Ty == Type::SByteTy)
ArgVals.back().IntVal = ArgVals.back().SByteVal;
else if (Ty == Type::UByteTy)
ArgVals.back().UIntVal = ArgVals.back().UByteVal;
else if (Ty == Type::BoolTy)
ArgVals.back().UIntVal = ArgVals.back().BoolVal;
else
assert(0 && "Unknown type!");
}
}
// To handle indirect calls, we must get the pointer value from the argument
// and treat it as a function pointer.