tree 2e82f9120948bfcb677c3742ed4fcbf923f6cd09
parent 10f82c578ffec9e321bb4da9e470b4543ac65a15
author Craig Topper <craig.topper@intel.com> 1555735129 +0000
committer Craig Topper <craig.topper@intel.com> 1555735129 +0000

[X86] Turn (and (anyextend (shl X, C1), C2)) into (shl (and (anyextend X), (C1 >> C2), C2) if the AND could match a movzx.

There's one slight regression in here because we don't check that the immediate
already allowed movzx before the shift. I'll fix that next.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@358804 91177308-0d34-0410-b5e6-96231b3b80d8