[PATCH] D47453: [X86] Emit BZHI when mask is ~(-1 << nbits))

[Craig Topper via Phabricator via llvm-commits]

craig.topper added inline comments.


================
Comment at: lib/Target/X86/X86InstrInfo.td:2433
+  multiclass bmi_bzhi_pattern_internal<dag regpattern, dag mempattern,
+                                       RegisterClass RC, int bitwidth,
+                                       Intrinsic Int, Intrinsic DstInt,
----------------
bitwidth isn't used in this class.


Repository:
  rL LLVM

https://reviews.llvm.org/D47453