[llvm] r372159 - [X86] Use APInt::operator<<= and APInt::lshrInPlace. NFC

[Craig Topper via llvm-commits]

Author: ctopper
Date: Tue Sep 17 11:19:06 2019
New Revision: 372159

URL: http://llvm.org/viewvc/llvm-project?rev=372159&view=rev
Log:
[X86] Use APInt::operator<<= and APInt::lshrInPlace. NFC

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=372159&r1=372158&r2=372159&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Tue Sep 17 11:19:06 2019
@@ -34661,8 +34661,8 @@ bool X86TargetLowering::SimplifyDemanded
                                    Depth + 1))
       return true;
 
-    KnownUndef = KnownUndef.shl(ShiftAmt);
-    KnownZero = KnownZero.shl(ShiftAmt);
+    KnownUndef <<= ShiftAmt;
+    KnownZero <<= ShiftAmt;
     KnownZero.setLowBits(ShiftAmt);
     break;
   }
@@ -34700,8 +34700,8 @@ bool X86TargetLowering::SimplifyDemanded
                                    Depth + 1))
       return true;
 
-    KnownUndef = KnownUndef.lshr(ShiftAmt);
-    KnownZero = KnownZero.lshr(ShiftAmt);
+    KnownUndef.lshrInPlace(ShiftAmt);
+    KnownZero.lshrInPlace(ShiftAmt);
     KnownZero.setHighBits(ShiftAmt);
     break;
   }