Added support for SELECT v8i8 v4i16 for X86 (MMX)
Added support for TRUNC v8i16 to v8i8 for X86 (MMX)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60916 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 496112d..fd57ccf 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -650,6 +650,13 @@
     setOperationAction(ISD::SCALAR_TO_VECTOR,   MVT::v1i64, Custom);
 
     setOperationAction(ISD::INSERT_VECTOR_ELT,  MVT::v4i16, Custom);
+
+    setTruncStoreAction(MVT::v8i16, MVT::v8i8, Expand);
+    setOperationAction(ISD::TRUNCATE,           MVT::v8i8, Expand);
+    setOperationAction(ISD::SELECT,             MVT::v8i8, Promote);
+    setOperationAction(ISD::SELECT,             MVT::v4i16, Promote);
+    setOperationAction(ISD::SELECT,             MVT::v2i32, Promote);
+    setOperationAction(ISD::SELECT,             MVT::v1i64, Custom);
   }
 
   if (Subtarget->hasSSE1()) {
@@ -6960,6 +6967,7 @@
   const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
   switch (MI->getOpcode()) {
   default: assert(false && "Unexpected instr type to insert");
+  case X86::CMOV_V1I64:
   case X86::CMOV_FR32:
   case X86::CMOV_FR64:
   case X86::CMOV_V4F32: