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teach the inliner to work with packed constants
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27161 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -92,6 +92,25 @@ Value *llvm::MapValue(const Value *V, std::map<const Value*, Value*> &VM) {
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return VMSlot = ConstantExpr::get(CE->getOpcode(), MV1, MV2);
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}
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} else if (ConstantPacked *CP = dyn_cast<ConstantPacked>(C)) {
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for (unsigned i = 0, e = CP->getNumOperands(); i != e; ++i) {
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Value *MV = MapValue(CP->getOperand(i), VM);
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if (MV != CP->getOperand(i)) {
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// This packed value must contain a reference to a global, make a new
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// packed constant and return it.
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//
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std::vector<Constant*> Values;
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Values.reserve(CP->getNumOperands());
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for (unsigned j = 0; j != i; ++j)
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Values.push_back(CP->getOperand(j));
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Values.push_back(cast<Constant>(MV));
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for (++i; i != e; ++i)
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Values.push_back(cast<Constant>(MapValue(CP->getOperand(i), VM)));
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return VMSlot = ConstantPacked::get(Values);
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}
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}
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return VMSlot = C;
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} else {
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assert(0 && "Unknown type of constant!");
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}
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