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Give GetUnderlyingObject a TargetData, to keep it in sync

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with BasicAA's DecomposeGEPExpression, which recently began
using a TargetData. This fixes PR8968, though the testcase
is awkward to reduce.

Also, update several off GetUnderlyingObject's users
which happen to have a TargetData handy to pass it in.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124134 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2011-01-24 18:53:32 +00:00
parent 0e3fae27a1
commit bd1801b555
9 changed files with 24 additions and 19 deletions
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2
lib/Analysis/MemoryDependenceAnalysis.cpp
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@@ -339,7 +339,7 @@ getPointerDependencyFrom(const AliasAnalysis::Location &MemLoc, bool isLoad,
// need to continue scanning until the malloc call.
if (isa<AllocaInst>(Inst) ||
(isa<CallInst>(Inst) && extractMallocCall(Inst))) {
const Value *AccessPtr = GetUnderlyingObject(MemLoc.Ptr);
const Value *AccessPtr = GetUnderlyingObject(MemLoc.Ptr, TD);
if (AccessPtr == Inst ||
AA->alias(Inst, 1, AccessPtr, 1) == AliasAnalysis::MustAlias)