For PR950:

[oota-llvm.git] / lib / VMCore / ValueTypes.cpp

diff --git a/lib/VMCore/ValueTypes.cpp b/lib/VMCore/ValueTypes.cpp
index c604bdbc0bc484da0ea01674fd38c5ddcf01992a..4cb72b888672acb360670b3da9febdab5e8285ad 100644 (file)
--- a/lib/VMCore/ValueTypes.cpp
+++ b/lib/VMCore/ValueTypes.cpp
@@ -34,6 +34,9 @@ const char *MVT::getValueTypeString(MVT::ValueType VT) {
   case MVT::Other: return "ch";
   case MVT::Flag:  return "flag";
   case MVT::Vector:return "vec";
+  case MVT::v8i8:  return "v8i8";
+  case MVT::v4i16: return "v4i16";
+  case MVT::v2i32: return "v2i32";
   case MVT::v16i8: return "v16i8";
   case MVT::v8i16: return "v8i16";
   case MVT::v4i32: return "v4i32";
@@ -43,6 +46,40 @@ const char *MVT::getValueTypeString(MVT::ValueType VT) {
   }
 }
 
+/// MVT::getVectorType - Returns the ValueType that represents a vector
+/// NumElements in length, where each element is of type VT.  If there is no
+/// ValueType that represents this vector, a ValueType of Other is returned.
+///
+MVT::ValueType MVT::getVectorType(ValueType VT, unsigned NumElements) {
+  switch (VT) {
+  default: 
+    break;
+  case MVT::i8:
+    if (NumElements == 8)  return MVT::v8i8;
+    if (NumElements == 16) return MVT::v16i8;
+    break;
+  case MVT::i16:
+    if (NumElements == 4)  return MVT::v4i16;
+    if (NumElements == 8)  return MVT::v8i16;
+    break;
+  case MVT::i32:
+    if (NumElements == 2)  return MVT::v2i32;
+    if (NumElements == 4)  return MVT::v4i32;
+    break;
+  case MVT::i64:
+    if (NumElements == 2)  return MVT::v2i64;
+    break;
+  case MVT::f32:
+    if (NumElements == 2)  return MVT::v2f32;
+    if (NumElements == 4)  return MVT::v4f32;
+    break;
+  case MVT::f64:
+    if (NumElements == 2)  return MVT::v2f64;
+    break;
+  }
+  return MVT::Other;
+}
+
 /// MVT::getTypeForValueType - This method returns an LLVM type corresponding
 /// to the specified ValueType.  For integer types, this returns an unsigned
 /// type.  Note that this will abort for types that cannot be represented.