diff options
| -rw-r--r-- | lib/Transforms/Scalar/LICM.cpp | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/lib/Transforms/Scalar/LICM.cpp b/lib/Transforms/Scalar/LICM.cpp index 639e958f04..a1868af12f 100644 --- a/lib/Transforms/Scalar/LICM.cpp +++ b/lib/Transforms/Scalar/LICM.cpp @@ -707,18 +707,10 @@ void LICM::PromoteValuesInLoop() { // Now that the body of the loop uses the allocas instead of the original // memory locations, insert code to copy the alloca value back into the - // original memory location on all exits from the loop. Note that we only - // want to insert one copy of the code in each exit block, though the loop may - // exit to the same block more than once. - // - SmallPtrSet<BasicBlock*, 16> ProcessedBlocks; - + // original memory location on all exits from the loop. SmallVector<BasicBlock*, 8> ExitBlocks; - CurLoop->getExitBlocks(ExitBlocks); + CurLoop->getUniqueExitBlocks(ExitBlocks); for (unsigned i = 0, e = ExitBlocks.size(); i != e; ++i) { - if (!ProcessedBlocks.insert(ExitBlocks[i])) - continue; - // Copy all of the allocas into their memory locations. BasicBlock::iterator BI = ExitBlocks[i]->getFirstNonPHI(); Instruction *InsertPos = BI; |