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Change GetPointerBaseWithConstantOffset's DataLayout argument from a

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reference to a pointer, so that it can handle the case where DataLayout
is not available and behave conservatively.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174024 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2013-01-31 02:00:45 +00:00
parent 8ed701da9a
commit a070d2a035
8 changed files with 60 additions and 61 deletions
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4
lib/Analysis/MemoryDependenceAnalysis.cpp
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@@ -262,7 +262,7 @@ isLoadLoadClobberIfExtendedToFullWidth(const AliasAnalysis::Location &MemLoc,
// If we haven't already computed the base/offset of MemLoc, do so now.
if (MemLocBase == 0)
MemLocBase = GetPointerBaseWithConstantOffset(MemLoc.Ptr, MemLocOffs, *TD);
MemLocBase = GetPointerBaseWithConstantOffset(MemLoc.Ptr, MemLocOffs, TD);
unsigned Size = MemoryDependenceAnalysis::
getLoadLoadClobberFullWidthSize(MemLocBase, MemLocOffs, MemLoc.Size,
@@ -287,7 +287,7 @@ getLoadLoadClobberFullWidthSize(const Value *MemLocBase, int64_t MemLocOffs,
// Get the base of this load.
int64_t LIOffs = 0;
const Value *LIBase =
GetPointerBaseWithConstantOffset(LI->getPointerOperand(), LIOffs, TD);
GetPointerBaseWithConstantOffset(LI->getPointerOperand(), LIOffs, &TD);
// If the two pointers are not based on the same pointer, we can't tell that
// they are related.