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Make LoadAndStorePromoter preserve debug info and create llvm.dbg.values when

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promoting allocas to SSA variables. Fixes <rdar://problem/9479036>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131953 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Cameron Zwarich
2011-05-24 03:10:43 +00:00
parent e665798097
commit c827939046
9 changed files with 125 additions and 27 deletions
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5
lib/Transforms/Scalar/LICM.cpp
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@@ -602,13 +602,14 @@ namespace {
SmallPtrSet<Value*, 4> &PointerMustAliases;
SmallVectorImpl<BasicBlock*> &LoopExitBlocks;
AliasSetTracker &AST;
DIBuilder *DIB; // Only passed to LoadAndStorePromoter.
public:
LoopPromoter(Value *SP,
const SmallVectorImpl<Instruction*> &Insts, SSAUpdater &S,
SmallPtrSet<Value*, 4> &PMA,
SmallVectorImpl<BasicBlock*> &LEB, AliasSetTracker &ast)
: LoadAndStorePromoter(Insts, S), SomePtr(SP), PointerMustAliases(PMA),
LoopExitBlocks(LEB), AST(ast) {}
: LoadAndStorePromoter(Insts, S, 0, DIB), SomePtr(SP),
PointerMustAliases(PMA), LoopExitBlocks(LEB), AST(ast) {}
virtual bool isInstInList(Instruction *I,
const SmallVectorImpl<Instruction*> &) const {