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(parent: 3262c45) | patch
Do not simplifyLatch for loops where hoisting increments couldresult in extra live...
authorYi Jiang <yjiang@apple.com>
Wed, 29 Oct 2014 20:19:47 +0000 (20:19 +0000)
committerYi Jiang <yjiang@apple.com>
Wed, 29 Oct 2014 20:19:47 +0000 (20:19 +0000)
commita5ca5d9f8250c3fc1809d8821fb28b545ab01ae7
tree59e9d7c39aeb77fbb2bfd3d8ca2f563c21e6bd12tree | snapshot
parent3262c451c490d9cd6dd83caa61f6d31125bf8e3ecommit | diff
Do not simplifyLatch for loops where hoisting increments couldresult in extra live range interferance

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220872 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/LoopRotation.cpp diff | blob | history
test/Transforms/LoopRotate/dbgvalue.ll diff | blob | history
test/Transforms/LoopRotate/simplifylatch.ll diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors