[llvm] r277934 - [AVX-512] Add SQRT/RCP14/RNDSCALE to hasUndefRegUpdate.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Sat Aug  6 14:31:52 2016
New Revision: 277934

URL: http://llvm.org/viewvc/llvm-project?rev=277934&view=rev
Log:
[AVX-512] Add SQRT/RCP14/RNDSCALE to hasUndefRegUpdate.

Modified:
    llvm/trunk/lib/Target/X86/X86InstrInfo.cpp

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.cpp?rev=277934&r1=277933&r2=277934&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.cpp Sat Aug  6 14:31:52 2016
@@ -6284,6 +6284,22 @@ static bool hasUndefRegUpdate(unsigned O
   case X86::VCVTSD2SSZrm:
   case X86::VCVTSS2SDZrr:
   case X86::VCVTSS2SDZrm:
+  case X86::VRNDSCALESDr:
+  case X86::VRNDSCALESDm:
+  case X86::VRNDSCALESSr:
+  case X86::VRNDSCALESSm:
+  case X86::VRCP14SSrr:
+  case X86::VRCP14SSrm:
+  case X86::VRSQRT14SSrr:
+  case X86::VRSQRT14SSrm:
+  case X86::VSQRTSSZr:
+  case X86::VSQRTSSZr_Int:
+  case X86::VSQRTSSZm:
+  case X86::VSQRTSSZm_Int:
+  case X86::VSQRTSDZr:
+  case X86::VSQRTSDZr_Int:
+  case X86::VSQRTSDZm:
+  case X86::VSQRTSDZm_Int:
     return true;
   }