diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LICM.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/LICM.cpp b/llvm/lib/Transforms/Scalar/LICM.cpp index 44dfed8ed4e..e6a8b2d572e 100644 --- a/llvm/lib/Transforms/Scalar/LICM.cpp +++ b/llvm/lib/Transforms/Scalar/LICM.cpp @@ -530,7 +530,6 @@ void LICM::sink(Instruction &I) { New = &I; } else { New = I.clone(); - CurAST->copyValue(&I, New); if (!I.getName().empty()) New->setName(I.getName()+".le"); ExitBlock->getInstList().insert(InsertPt, New); @@ -563,6 +562,9 @@ void LICM::sink(Instruction &I) { if (I.getType()->isPointerTy()) for (unsigned i = 0, e = NewPHIs.size(); i != e; ++i) CurAST->copyValue(NewPHIs[i], &I); + + // Finally, remove the instruction from CurAST. It is no longer in the loop. + CurAST->deleteValue(&I); } /// hoist - When an instruction is found to only use loop invariant operands |
