Sparc.h revision 57f0db833dc30404f1f5d28b23df326e520698ec 
1//===-- Sparc.h - Top-level interface for Sparc representation --*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file contains the entry points for global functions defined in the LLVM
11// Sparc back-end.
12//
13//===----------------------------------------------------------------------===//
14
15#ifndef TARGET_SPARC_H
16#define TARGET_SPARC_H
17
18#include <cassert>
19
20namespace llvm {
21  class FunctionPass;
22  class TargetMachine;
23  class SparcTargetMachine;
24  class raw_ostream;
25
26  FunctionPass *createSparcISelDag(SparcTargetMachine &TM);
27  FunctionPass *createSparcCodePrinterPass(raw_ostream &OS,
28                                           TargetMachine &TM, bool Fast);
29  FunctionPass *createSparcDelaySlotFillerPass(TargetMachine &TM);
30  FunctionPass *createSparcFPMoverPass(TargetMachine &TM);
31} // end namespace llvm;
32
33// Defines symbolic names for Sparc registers.  This defines a mapping from
34// register name to register number.
35//
36#include "SparcGenRegisterNames.inc"
37
38// Defines symbolic names for the Sparc instructions.
39//
40#include "SparcGenInstrNames.inc"
41
42
43namespace llvm {
44  // Enums corresponding to Sparc condition codes, both icc's and fcc's.  These
45  // values must be kept in sync with the ones in the .td file.
46  namespace SPCC {
47    enum CondCodes {
48      //ICC_A   =  8   ,  // Always
49      //ICC_N   =  0   ,  // Never
50      ICC_NE  =  9   ,  // Not Equal
51      ICC_E   =  1   ,  // Equal
52      ICC_G   = 10   ,  // Greater
53      ICC_LE  =  2   ,  // Less or Equal
54      ICC_GE  = 11   ,  // Greater or Equal
55      ICC_L   =  3   ,  // Less
56      ICC_GU  = 12   ,  // Greater Unsigned
57      ICC_LEU =  4   ,  // Less or Equal Unsigned
58      ICC_CC  = 13   ,  // Carry Clear/Great or Equal Unsigned
59      ICC_CS  =  5   ,  // Carry Set/Less Unsigned
60      ICC_POS = 14   ,  // Positive
61      ICC_NEG =  6   ,  // Negative
62      ICC_VC  = 15   ,  // Overflow Clear
63      ICC_VS  =  7   ,  // Overflow Set
64
65      //FCC_A   =  8+16,  // Always
66      //FCC_N   =  0+16,  // Never
67      FCC_U   =  7+16,  // Unordered
68      FCC_G   =  6+16,  // Greater
69      FCC_UG  =  5+16,  // Unordered or Greater
70      FCC_L   =  4+16,  // Less
71      FCC_UL  =  3+16,  // Unordered or Less
72      FCC_LG  =  2+16,  // Less or Greater
73      FCC_NE  =  1+16,  // Not Equal
74      FCC_E   =  9+16,  // Equal
75      FCC_UE  = 10+16,  // Unordered or Equal
76      FCC_GE  = 11+16,  // Greater or Equal
77      FCC_UGE = 12+16,  // Unordered or Greater or Equal
78      FCC_LE  = 13+16,  // Less or Equal
79      FCC_ULE = 14+16,  // Unordered or Less or Equal
80      FCC_O   = 15+16   // Ordered
81    };
82  }
83
84  inline static const char *SPARCCondCodeToString(SPCC::CondCodes CC) {
85    switch (CC) {
86    default: assert(0 && "Unknown condition code");
87    case SPCC::ICC_NE:  return "ne";
88    case SPCC::ICC_E:   return "e";
89    case SPCC::ICC_G:   return "g";
90    case SPCC::ICC_LE:  return "le";
91    case SPCC::ICC_GE:  return "ge";
92    case SPCC::ICC_L:   return "l";
93    case SPCC::ICC_GU:  return "gu";
94    case SPCC::ICC_LEU: return "leu";
95    case SPCC::ICC_CC:  return "cc";
96    case SPCC::ICC_CS:  return "cs";
97    case SPCC::ICC_POS: return "pos";
98    case SPCC::ICC_NEG: return "neg";
99    case SPCC::ICC_VC:  return "vc";
100    case SPCC::ICC_VS:  return "vs";
101    case SPCC::FCC_U:   return "u";
102    case SPCC::FCC_G:   return "g";
103    case SPCC::FCC_UG:  return "ug";
104    case SPCC::FCC_L:   return "l";
105    case SPCC::FCC_UL:  return "ul";
106    case SPCC::FCC_LG:  return "lg";
107    case SPCC::FCC_NE:  return "ne";
108    case SPCC::FCC_E:   return "e";
109    case SPCC::FCC_UE:  return "ue";
110    case SPCC::FCC_GE:  return "ge";
111    case SPCC::FCC_UGE: return "uge";
112    case SPCC::FCC_LE:  return "le";
113    case SPCC::FCC_ULE: return "ule";
114    case SPCC::FCC_O:   return "o";
115    }
116  }
117}  // end namespace llvm
118#endif
119