Sparc.h revision 3a1e76d62706f2773c23a684446b4c549c151669
15f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)//===-- Sparc.h - Top-level interface for Sparc representation --*- C++ -*-===//
25f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)//
35f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)//                     The LLVM Compiler Infrastructure
45f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)//
55f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)// This file is distributed under the University of Illinois Open Source
65f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)// License. See LICENSE.TXT for details.
75f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)//
85f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)//===----------------------------------------------------------------------===//
95f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)//
105f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)// This file contains the entry points for global functions defined in the LLVM
115f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)// Sparc back-end.
125f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)//
135f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)//===----------------------------------------------------------------------===//
145f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)
155f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)#ifndef TARGET_SPARC_H
165f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)#define TARGET_SPARC_H
175f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)
185f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)#include "MCTargetDesc/SparcMCTargetDesc.h"
195f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)#include "llvm/Support/ErrorHandling.h"
205f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)#include "llvm/Target/TargetMachine.h"
215f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)
225f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)namespace llvm {
235f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)  class FunctionPass;
245f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)  class SparcTargetMachine;
255f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)  class formatted_raw_ostream;
265f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)
275f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)  FunctionPass *createSparcISelDag(SparcTargetMachine &TM);
285f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)  FunctionPass *createSparcDelaySlotFillerPass(TargetMachine &TM);
295f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)  FunctionPass *createSparcJITCodeEmitterPass(SparcTargetMachine &TM,
305f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)                                              JITCodeEmitter &JCE);
315f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)
325f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)} // end namespace llvm;
335f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)
345f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)namespace llvm {
35  // Enums corresponding to Sparc condition codes, both icc's and fcc's.  These
36  // values must be kept in sync with the ones in the .td file.
37  namespace SPCC {
38    enum CondCodes {
39      //ICC_A   =  8   ,  // Always
40      //ICC_N   =  0   ,  // Never
41      ICC_NE  =  9   ,  // Not Equal
42      ICC_E   =  1   ,  // Equal
43      ICC_G   = 10   ,  // Greater
44      ICC_LE  =  2   ,  // Less or Equal
45      ICC_GE  = 11   ,  // Greater or Equal
46      ICC_L   =  3   ,  // Less
47      ICC_GU  = 12   ,  // Greater Unsigned
48      ICC_LEU =  4   ,  // Less or Equal Unsigned
49      ICC_CC  = 13   ,  // Carry Clear/Great or Equal Unsigned
50      ICC_CS  =  5   ,  // Carry Set/Less Unsigned
51      ICC_POS = 14   ,  // Positive
52      ICC_NEG =  6   ,  // Negative
53      ICC_VC  = 15   ,  // Overflow Clear
54      ICC_VS  =  7   ,  // Overflow Set
55
56      //FCC_A   =  8+16,  // Always
57      //FCC_N   =  0+16,  // Never
58      FCC_U   =  7+16,  // Unordered
59      FCC_G   =  6+16,  // Greater
60      FCC_UG  =  5+16,  // Unordered or Greater
61      FCC_L   =  4+16,  // Less
62      FCC_UL  =  3+16,  // Unordered or Less
63      FCC_LG  =  2+16,  // Less or Greater
64      FCC_NE  =  1+16,  // Not Equal
65      FCC_E   =  9+16,  // Equal
66      FCC_UE  = 10+16,  // Unordered or Equal
67      FCC_GE  = 11+16,  // Greater or Equal
68      FCC_UGE = 12+16,  // Unordered or Greater or Equal
69      FCC_LE  = 13+16,  // Less or Equal
70      FCC_ULE = 14+16,  // Unordered or Less or Equal
71      FCC_O   = 15+16   // Ordered
72    };
73  }
74
75  inline static const char *SPARCCondCodeToString(SPCC::CondCodes CC) {
76    switch (CC) {
77    case SPCC::ICC_NE:  return "ne";
78    case SPCC::ICC_E:   return "e";
79    case SPCC::ICC_G:   return "g";
80    case SPCC::ICC_LE:  return "le";
81    case SPCC::ICC_GE:  return "ge";
82    case SPCC::ICC_L:   return "l";
83    case SPCC::ICC_GU:  return "gu";
84    case SPCC::ICC_LEU: return "leu";
85    case SPCC::ICC_CC:  return "cc";
86    case SPCC::ICC_CS:  return "cs";
87    case SPCC::ICC_POS: return "pos";
88    case SPCC::ICC_NEG: return "neg";
89    case SPCC::ICC_VC:  return "vc";
90    case SPCC::ICC_VS:  return "vs";
91    case SPCC::FCC_U:   return "u";
92    case SPCC::FCC_G:   return "g";
93    case SPCC::FCC_UG:  return "ug";
94    case SPCC::FCC_L:   return "l";
95    case SPCC::FCC_UL:  return "ul";
96    case SPCC::FCC_LG:  return "lg";
97    case SPCC::FCC_NE:  return "ne";
98    case SPCC::FCC_E:   return "e";
99    case SPCC::FCC_UE:  return "ue";
100    case SPCC::FCC_GE:  return "ge";
101    case SPCC::FCC_UGE: return "uge";
102    case SPCC::FCC_LE:  return "le";
103    case SPCC::FCC_ULE: return "ule";
104    case SPCC::FCC_O:   return "o";
105    }
106    llvm_unreachable("Invalid cond code");
107  }
108
109  inline static unsigned HI22(int64_t imm) {
110    return (unsigned)((imm >> 10) & ((1 << 22)-1));
111  }
112
113  inline static unsigned LO10(int64_t imm) {
114    return (unsigned)(imm & 0x3FF);
115  }
116
117  inline static unsigned HIX22(int64_t imm) {
118    return HI22(~imm);
119  }
120
121  inline static unsigned LOX10(int64_t imm) {
122    return ~LO10(~imm);
123  }
124
125}  // end namespace llvm
126#endif
127