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teach the inliner to work with packed constants

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llvm-svn: 27161
This commit is contained in:
Chris Lattner 2006-03-27 05:50:18 +00:00
parent 4b0fc38fe7
commit dc5d97a341
1 changed files with 19 additions and 0 deletions
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19
lib/Transforms/Utils/ValueMapper.cpp
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@ -92,6 +92,25 @@ Value *llvm::MapValue(const Value *V, std::map<const Value*, Value*> &VM) {
return VMSlot = ConstantExpr::get(CE->getOpcode(), MV1, MV2);
}
} else if (ConstantPacked *CP = dyn_cast<ConstantPacked>(C)) {
for (unsigned i = 0, e = CP->getNumOperands(); i != e; ++i) {
Value *MV = MapValue(CP->getOperand(i), VM);
if (MV != CP->getOperand(i)) {
// This packed value must contain a reference to a global, make a new
// packed constant and return it.
//
std::vector<Constant*> Values;
Values.reserve(CP->getNumOperands());
for (unsigned j = 0; j != i; ++j)
Values.push_back(CP->getOperand(j));
Values.push_back(cast<Constant>(MV));
for (++i; i != e; ++i)
Values.push_back(cast<Constant>(MapValue(CP->getOperand(i), VM)));
return VMSlot = ConstantPacked::get(Values);
}
}
return VMSlot = C;
} else {
assert(0 && "Unknown type of constant!");
}