[llvm] r337052 - [X86] Correct comment of TEST elimination in BSF/TZCNT

[Fangrui Song via llvm-commits]

Author: maskray
Date: Fri Jul 13 14:40:08 2018
New Revision: 337052

URL: http://llvm.org/viewvc/llvm-project?rev=337052&view=rev
Log:
[X86] Correct comment of TEST elimination in BSF/TZCNT

Modified:
    llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=337052&r1=337051&r2=337052&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Fri Jul 13 14:40:08 2018
@@ -33447,9 +33447,9 @@ static SDValue combineCMov(SDNode *N, Se
     }
   }
 
-  // Handle (CMOV (ADD (CTTZ X), C), C-1, (X != 0)) ->
+  // Handle (CMOV C-1, (ADD (CTTZ X), C), (X != 0)) ->
   // (ADD (CMOV (CTTZ X), -1, (X != 0)), C) or
-  // (CMOV C-1, (ADD (CTTZ X), C), (X == 0)) ->
+  // (CMOV (ADD (CTTZ X), C), C-1, (X == 0)) ->
   // (ADD (CMOV C-1, (CTTZ X), (X == 0)), C)
   if (CC == X86::COND_NE || CC == X86::COND_E) {
     auto *Cnst = CC == X86::COND_E ? dyn_cast<ConstantSDNode>(TrueOp)