Sparc.h revision 7c90f73a1b06040d971a3dd95a491031ae6238d5 
1//===-- Sparc.h - Top-level interface for Sparc representation --*- C++ -*-===//
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 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 <iosfwd>
19#include <cassert>
20
21namespace llvm {
22  class FunctionPass;
23  class TargetMachine;
24
25  FunctionPass *createSparcISelDag(TargetMachine &TM);
26  FunctionPass *createSparcCodePrinterPass(std::ostream &OS, TargetMachine &TM);
27  FunctionPass *createSparcDelaySlotFillerPass(TargetMachine &TM);
28  FunctionPass *createSparcFPMoverPass(TargetMachine &TM);
29} // end namespace llvm;
30
31// Defines symbolic names for Sparc registers.  This defines a mapping from
32// register name to register number.
33//
34#include "SparcGenRegisterNames.inc"
35
36// Defines symbolic names for the Sparc instructions.
37//
38#include "SparcGenInstrNames.inc"
39
40
41namespace llvm {
42  // Enums corresponding to Sparc condition codes, both icc's and fcc's.  These
43  // values must be kept in sync with the ones in the .td file.
44  namespace SPCC {
45    enum CondCodes {
46      //ICC_A   =  8   ,  // Always
47      //ICC_N   =  0   ,  // Never
48      ICC_NE  =  9   ,  // Not Equal
49      ICC_E   =  1   ,  // Equal
50      ICC_G   = 10   ,  // Greater
51      ICC_LE  =  2   ,  // Less or Equal
52      ICC_GE  = 11   ,  // Greater or Equal
53      ICC_L   =  3   ,  // Less
54      ICC_GU  = 12   ,  // Greater Unsigned
55      ICC_LEU =  4   ,  // Less or Equal Unsigned
56      ICC_CC  = 13   ,  // Carry Clear/Great or Equal Unsigned
57      ICC_CS  =  5   ,  // Carry Set/Less Unsigned
58      ICC_POS = 14   ,  // Positive
59      ICC_NEG =  6   ,  // Negative
60      ICC_VC  = 15   ,  // Overflow Clear
61      ICC_VS  =  7   ,  // Overflow Set
62
63      //FCC_A   =  8+16,  // Always
64      //FCC_N   =  0+16,  // Never
65      FCC_U   =  7+16,  // Unordered
66      FCC_G   =  6+16,  // Greater
67      FCC_UG  =  5+16,  // Unordered or Greater
68      FCC_L   =  4+16,  // Less
69      FCC_UL  =  3+16,  // Unordered or Less
70      FCC_LG  =  2+16,  // Less or Greater
71      FCC_NE  =  1+16,  // Not Equal
72      FCC_E   =  9+16,  // Equal
73      FCC_UE  = 10+16,  // Unordered or Equal
74      FCC_GE  = 11+16,  // Greater or Equal
75      FCC_UGE = 12+16,  // Unordered or Greater or Equal
76      FCC_LE  = 13+16,  // Less or Equal
77      FCC_ULE = 14+16,  // Unordered or Less or Equal
78      FCC_O   = 15+16,  // Ordered
79    };
80  }
81
82  static const char *SPARCCondCodeToString(SPCC::CondCodes CC) {
83    switch (CC) {
84    default: assert(0 && "Unknown condition code");
85    case SPCC::ICC_NE:  return "ne";
86    case SPCC::ICC_E:   return "e";
87    case SPCC::ICC_G:   return "g";
88    case SPCC::ICC_LE:  return "le";
89    case SPCC::ICC_GE:  return "ge";
90    case SPCC::ICC_L:   return "l";
91    case SPCC::ICC_GU:  return "gu";
92    case SPCC::ICC_LEU: return "leu";
93    case SPCC::ICC_CC:  return "cc";
94    case SPCC::ICC_CS:  return "cs";
95    case SPCC::ICC_POS: return "pos";
96    case SPCC::ICC_NEG: return "neg";
97    case SPCC::ICC_VC:  return "vc";
98    case SPCC::ICC_VS:  return "vs";
99    case SPCC::FCC_U:   return "u";
100    case SPCC::FCC_G:   return "g";
101    case SPCC::FCC_UG:  return "ug";
102    case SPCC::FCC_L:   return "l";
103    case SPCC::FCC_UL:  return "ul";
104    case SPCC::FCC_LG:  return "lg";
105    case SPCC::FCC_NE:  return "ne";
106    case SPCC::FCC_E:   return "e";
107    case SPCC::FCC_UE:  return "ue";
108    case SPCC::FCC_GE:  return "ge";
109    case SPCC::FCC_UGE: return "uge";
110    case SPCC::FCC_LE:  return "le";
111    case SPCC::FCC_ULE: return "ule";
112    case SPCC::FCC_O:   return "o";
113    }
114  }
115}  // end namespace llvm
116#endif
117