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Get this to work for 64-bit systems.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19763 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-01-22 23:04:37 +00:00
parent ae6ec8e6c4
commit 68cd65ea68
1 changed files with 11 additions and 6 deletions
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17
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@ -566,11 +566,13 @@ void SelectionDAGLowering::visitAlloca(AllocaInst &I) {
unsigned Align = TLI.getTargetData().getTypeAlignment(Ty);
SDOperand AllocSize = getValue(I.getArraySize());
MVT::ValueType IntPtr = TLI.getPointerTy();
if (IntPtr < AllocSize.getValueType())
AllocSize = DAG.getNode(ISD::TRUNCATE, IntPtr, AllocSize);
else if (IntPtr > AllocSize.getValueType())
AllocSize = DAG.getNode(ISD::ZERO_EXTEND, IntPtr, AllocSize);
assert(AllocSize.getValueType() == TLI.getPointerTy() &&
"FIXME: should extend or truncate to pointer size!");
AllocSize = DAG.getNode(ISD::MUL, TLI.getPointerTy(), AllocSize,
AllocSize = DAG.getNode(ISD::MUL, IntPtr, AllocSize,
getIntPtrConstant(TySize));
// Handle alignment. If the requested alignment is less than or equal to the
@ -679,8 +681,11 @@ void SelectionDAGLowering::visitMalloc(MallocInst &I) {
SDOperand Src = getValue(I.getOperand(0));
MVT::ValueType IntPtr = TLI.getPointerTy();
// FIXME: Extend or truncate to the intptr size.
assert(Src.getValueType() == IntPtr && "Need to adjust the amount!");
if (IntPtr < Src.getValueType())
Src = DAG.getNode(ISD::TRUNCATE, IntPtr, Src);
else if (IntPtr > Src.getValueType())
Src = DAG.getNode(ISD::ZERO_EXTEND, IntPtr, Src);
// Scale the source by the type size.
uint64_t ElementSize = TD.getTypeSize(I.getType()->getElementType());