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