Sparc.h revision 71847813bc419f7a0667468136a07429c6d9f164 
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 "llvm/Support/ErrorHandling.h"
19#include "llvm/Target/TargetMachine.h"
20#include <cassert>
21
22namespace llvm {
23  class FunctionPass;
24  class SparcTargetMachine;
25  class formatted_raw_ostream;
26
27  FunctionPass *createSparcISelDag(SparcTargetMachine &TM);
28  FunctionPass *createSparcCodePrinterPass(formatted_raw_ostream &OS,
29                                           TargetMachine &TM,
30                                           bool Verbose);
31  FunctionPass *createSparcDelaySlotFillerPass(TargetMachine &TM);
32  FunctionPass *createSparcFPMoverPass(TargetMachine &TM);
33} // end namespace llvm;
34
35// Defines symbolic names for Sparc registers.  This defines a mapping from
36// register name to register number.
37//
38#include "SparcGenRegisterNames.inc"
39
40// Defines symbolic names for the Sparc instructions.
41//
42#include "SparcGenInstrNames.inc"
43
44
45namespace llvm {
46  // Enums corresponding to Sparc condition codes, both icc's and fcc's.  These
47  // values must be kept in sync with the ones in the .td file.
48  namespace SPCC {
49    enum CondCodes {
50      //ICC_A   =  8   ,  // Always
51      //ICC_N   =  0   ,  // Never
52      ICC_NE  =  9   ,  // Not Equal
53      ICC_E   =  1   ,  // Equal
54      ICC_G   = 10   ,  // Greater
55      ICC_LE  =  2   ,  // Less or Equal
56      ICC_GE  = 11   ,  // Greater or Equal
57      ICC_L   =  3   ,  // Less
58      ICC_GU  = 12   ,  // Greater Unsigned
59      ICC_LEU =  4   ,  // Less or Equal Unsigned
60      ICC_CC  = 13   ,  // Carry Clear/Great or Equal Unsigned
61      ICC_CS  =  5   ,  // Carry Set/Less Unsigned
62      ICC_POS = 14   ,  // Positive
63      ICC_NEG =  6   ,  // Negative
64      ICC_VC  = 15   ,  // Overflow Clear
65      ICC_VS  =  7   ,  // Overflow Set
66
67      //FCC_A   =  8+16,  // Always
68      //FCC_N   =  0+16,  // Never
69      FCC_U   =  7+16,  // Unordered
70      FCC_G   =  6+16,  // Greater
71      FCC_UG  =  5+16,  // Unordered or Greater
72      FCC_L   =  4+16,  // Less
73      FCC_UL  =  3+16,  // Unordered or Less
74      FCC_LG  =  2+16,  // Less or Greater
75      FCC_NE  =  1+16,  // Not Equal
76      FCC_E   =  9+16,  // Equal
77      FCC_UE  = 10+16,  // Unordered or Equal
78      FCC_GE  = 11+16,  // Greater or Equal
79      FCC_UGE = 12+16,  // Unordered or Greater or Equal
80      FCC_LE  = 13+16,  // Less or Equal
81      FCC_ULE = 14+16,  // Unordered or Less or Equal
82      FCC_O   = 15+16   // Ordered
83    };
84  }
85
86  inline static const char *SPARCCondCodeToString(SPCC::CondCodes CC) {
87    switch (CC) {
88    default: llvm_unreachable("Unknown condition code");
89    case SPCC::ICC_NE:  return "ne";
90    case SPCC::ICC_E:   return "e";
91    case SPCC::ICC_G:   return "g";
92    case SPCC::ICC_LE:  return "le";
93    case SPCC::ICC_GE:  return "ge";
94    case SPCC::ICC_L:   return "l";
95    case SPCC::ICC_GU:  return "gu";
96    case SPCC::ICC_LEU: return "leu";
97    case SPCC::ICC_CC:  return "cc";
98    case SPCC::ICC_CS:  return "cs";
99    case SPCC::ICC_POS: return "pos";
100    case SPCC::ICC_NEG: return "neg";
101    case SPCC::ICC_VC:  return "vc";
102    case SPCC::ICC_VS:  return "vs";
103    case SPCC::FCC_U:   return "u";
104    case SPCC::FCC_G:   return "g";
105    case SPCC::FCC_UG:  return "ug";
106    case SPCC::FCC_L:   return "l";
107    case SPCC::FCC_UL:  return "ul";
108    case SPCC::FCC_LG:  return "lg";
109    case SPCC::FCC_NE:  return "ne";
110    case SPCC::FCC_E:   return "e";
111    case SPCC::FCC_UE:  return "ue";
112    case SPCC::FCC_GE:  return "ge";
113    case SPCC::FCC_UGE: return "uge";
114    case SPCC::FCC_LE:  return "le";
115    case SPCC::FCC_ULE: return "ule";
116    case SPCC::FCC_O:   return "o";
117    }
118  }
119}  // end namespace llvm
120#endif
121