[PATCH] D42615: [X86] Generate BT instrutions a bit more agressively

[Craig Topper via Phabricator via llvm-commits]

craig.topper added inline comments.


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Comment at: test/CodeGen/X86/testb-je-fusion.ll:11
 ; CHECK-NEXT:    xorl %eax, %eax
-; CHECK-NEXT:    testb $2, %ch
-; CHECK-NEXT:    je .LBB0_2
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I will say this is kinda stupid that we forced a copy just so we could do a high register trick.


Repository:
  rL LLVM

https://reviews.llvm.org/D42615