[PATCH] D124118: [Peephole-Opt] For one kind of test-after-add pattern, eliminates test if it's correct to do so.

[Craig Topper via Phabricator via llvm-commits]

craig.topper added inline comments.


================
Comment at: llvm/lib/Target/X86/X86InstrInfo.cpp:980
+  // The rationale is that caller knows the AndInstr generates a 32-bit
+  // integer that iz zero-extended into a 64-bit integer.
+  switch (AndInstr.getOpcode()) {
----------------
iz->is


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D124118/new/

https://reviews.llvm.org/D124118