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Fix a bug in IntToPtr. Truncating to 64-bits only works if the integer

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is larger. Adjust so that it truncates to pointer width, only if necessary.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34954 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer
2007-03-06 03:41:50 +00:00
parent 124294bc59
commit 7553c34135
1 changed files with 5 additions and 1 deletions
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6
lib/ExecutionEngine/Interpreter/Execution.cpp
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@@ -1058,7 +1058,11 @@ GenericValue Interpreter::executeIntToPtrInst(Value *SrcVal, const Type *DstTy,
GenericValue Dest, Src = getOperandValue(SrcVal, SF); GenericValue Dest, Src = getOperandValue(SrcVal, SF);
assert(isa<PointerType>(DstTy) && "Invalid PtrToInt instruction"); assert(isa<PointerType>(DstTy) && "Invalid PtrToInt instruction");
Dest.PointerVal = (PointerTy) Src.IntVal.trunc(64).getZExtValue(); uint32_t PtrSize = TD.getPointerSize();
if (PtrSize != Src.IntVal.getBitWidth())
Src.IntVal = Src.IntVal.trunc(PtrSize);
Dest.PointerVal = (PointerTy) Src.IntVal.getZExtValue();
return Dest; return Dest;
} }