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IRGen: Strip out dead code for untyped boxes.

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Swift SVN r29761
This commit is contained in:
Joe Groff
2015-06-27 17:50:13 +00:00
parent 8106a11dac
commit 8a04d67408
11 changed files with 5 additions and 148 deletions
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18
lib/IRGen/IRGenSIL.cpp
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@@ -3391,10 +3391,8 @@ void IRGenSILFunction::visitDeallocBoxInst(swift::DeallocBoxInst *i) {
Explosion owner = getLoweredExplosion(i->getOperand());
llvm::Value *ownerPtr = owner.claimNext();
if (auto boxTy = i->getOperand().getType().getAs<SILBoxType>())
emitDeallocateBox(*this, ownerPtr, boxTy);
else
type.deallocateBox(*this, ownerPtr, i->getElementType());
auto boxTy = i->getOperand().getType().castTo<SILBoxType>();
emitDeallocateBox(*this, ownerPtr, boxTy);
}
void IRGenSILFunction::visitAllocBoxInst(swift::AllocBoxInst *i) {
@@ -3412,15 +3410,9 @@ void IRGenSILFunction::visitAllocBoxInst(swift::AllocBoxInst *i) {
# endif
OwnedAddress addr;
// TODO: Use the "new" emitAllocateBox call until untyped boxes can be
// phased out.
if (auto boxTy = i->getContainerResult().getType().getAs<SILBoxType>())
addr = emitAllocateBox(*this, boxTy, DbgName);
else
addr = type.allocateBox(*this,
i->getElementType(),
DbgName);
auto boxTy = i->getContainerResult().getType().castTo<SILBoxType>();
addr = emitAllocateBox(*this, boxTy, DbgName);
Explosion box;
box.add(addr.getOwner());
setLoweredExplosion(SILValue(i, 0), box);