Adds an option to disable ARM ld/st optim pass

Enabled by default, but it's useful when debugging with llc.

Patch by Ranjeet Singh.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@233303 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed