commit 6270b388c817c8e8933851c315a96a4aa4a4729e
author Elena Demikhovsky <elena.demikhovsky@intel.com> Tue Dec 10 11:58:35 2013 +0000
committer Elena Demikhovsky <elena.demikhovsky@intel.com> Tue Dec 10 11:58:35 2013 +0000
tree e2aa8e66d14c4d02df105d1ecf5b38df9e832fc1
parent 0d3caa7ff64658a0b5013948975c8203f26d743a

AVX-512: Changed intrinsics of VPCONFLICT to match GCC builtin form

llvm-svn: 196914

llvm/lib/Target/X86/X86InstrInfo.cpp

diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp
index 45af24b..ae4982f 100644
--- a/llvm/lib/Target/X86/X86InstrInfo.cpp
+++ b/llvm/lib/Target/X86/X86InstrInfo.cpp
@@ -3029,6 +3029,22 @@
       (X86::VK8RegClass.contains(SrcReg) ||
        X86::VK16RegClass.contains(SrcReg)))
     return X86::KMOVWkk;
+  if ((X86::VK8RegClass.contains(DestReg) ||
+       X86::VK16RegClass.contains(DestReg)) &&
+      (X86::GR32RegClass.contains(SrcReg) ||
+       X86::GR16RegClass.contains(SrcReg) ||
+       X86::GR8RegClass.contains(SrcReg))) {
+    SrcReg = getX86SubSuperRegister(SrcReg, MVT::i32);
+    return X86::KMOVWkr;
+  }
+  if ((X86::GR32RegClass.contains(DestReg) ||
+       X86::GR16RegClass.contains(DestReg) ||
+       X86::GR8RegClass.contains(DestReg)) &&
+      (X86::VK8RegClass.contains(SrcReg) ||
+       X86::VK16RegClass.contains(SrcReg))) {
+    DestReg = getX86SubSuperRegister(DestReg, MVT::i32);
+    return X86::KMOVWrk;
+  }
   return 0;
 }