For PR950:

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

diff --git a/lib/VMCore/ValueTypes.cpp b/lib/VMCore/ValueTypes.cpp
index b11df341713098eee00d606e89b2f532bb27424c..4cb72b888672acb360670b3da9febdab5e8285ad 100644 (file)
--- a/lib/VMCore/ValueTypes.cpp
+++ b/lib/VMCore/ValueTypes.cpp
@@ -1,10 +1,10 @@
 //===-- ValueTypes.cpp - Implementation of MVT::ValueType methods ---------===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This file implements methods in the CodeGen/ValueTypes.h header.
@@ -30,8 +30,54 @@ const char *MVT::getValueTypeString(MVT::ValueType VT) {
   case MVT::f64:   return "f64";
   case MVT::f80:   return "f80";
   case MVT::f128:  return "f128";
+  case MVT::isVoid:return "isVoid";
   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";
+  case MVT::v2i64: return "v2i64";
+  case MVT::v4f32: return "v4f32";
+  case MVT::v2f64: return "v2f64";
+  }
+}
+
+/// 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