[PATCH] D48606: [X86] Use bts/btr/btc for single bit set/clear/complement of a variable bit position

[Craig Topper via Phabricator via llvm-commits]

craig.topper updated this revision to Diff 152970.
craig.topper added a comment.

Add more tests with explicit loads.

Should I add the RMW memory test cases that we definitely shouldn't use BTS/BTR/BTC for?


https://reviews.llvm.org/D48606

Files:
  lib/Target/X86/X86InstrCompiler.td
  test/CodeGen/X86/btc_bts_btr.ll

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