1 //===-- ValueTypes.cpp - Implementation of MVT::ValueType methods ---------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file was developed by the LLVM research group and is distributed under
6 // the University of Illinois Open Source License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file implements methods in the CodeGen/ValueTypes.h header.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "llvm/CodeGen/ValueTypes.h"
15 #include "llvm/Type.h"
16 using namespace llvm;
17 
18 /// MVT::getValueTypeString - This function returns value type as a string,
19 /// e.g. "i32".
20 const char *MVT::getValueTypeString(MVT::ValueType VT) {
21   switch (VT) {
22   default: assert(0 && "Invalid ValueType!");
23   case MVT::i1:    return "i1";
24   case MVT::i8:    return "i8";
25   case MVT::i16:   return "i16";
26   case MVT::i32:   return "i32";
27   case MVT::i64:   return "i64";
28   case MVT::i128:  return "i128";
29   case MVT::f32:   return "f32";
30   case MVT::f64:   return "f64";
31   case MVT::f80:   return "f80";
32   case MVT::f128:  return "f128";
33   case MVT::isVoid:return "isVoid";
34   case MVT::Other: return "ch";
35   }
36 }
37 
38 /// MVT::getTypeForValueType - This method returns an LLVM type corresponding
39 /// to the specified ValueType.  For integer types, this returns an unsigned
40 /// type.  Note that this will abort for types that cannot be represented.
41 const Type *MVT::getTypeForValueType(MVT::ValueType VT) {
42   switch (VT) {
43   default: assert(0 && "ValueType does not correspond to LLVM type!");
44   case MVT::isVoid:return Type::VoidTy;
45   case MVT::i1:    return Type::BoolTy;
46   case MVT::i8:    return Type::UByteTy;
47   case MVT::i16:   return Type::UShortTy;
48   case MVT::i32:   return Type::UIntTy;
49   case MVT::i64:   return Type::ULongTy;
50   case MVT::f32:   return Type::FloatTy;
51   case MVT::f64:   return Type::DoubleTy;
52   }
53 }
54