Split the optimizations in CodeGenPrepare that don't manipulate the iterators
into a separate function, so that it can be called from a loop using a worklist
rather than a loop traversing a whole basic block.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122943 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed