JumpThreading keeps LazyValueInfo up to date, so we don't need to rerun it

if we schedule another LVI-using pass afterwards.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112722 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2010-09-01 18:27:22 +00:00
parent 4e68c7cca4
commit 9bfa6fec06

View File

@ -100,8 +100,10 @@ namespace {
bool runOnFunction(Function &F);
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
if (EnableLVI)
if (EnableLVI) {
AU.addRequired<LazyValueInfo>();
AU.addPreserved<LazyValueInfo>();
}
}
void FindLoopHeaders(Function &F);