lib/Target/Sparc/Sparc.h

   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
  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   extern Target TheSparcTarget;
  32   extern Target TheSparcV9Target;
  33
  34 } // end namespace llvm;
  35
  36 // Defines symbolic names for Sparc registers.  This defines a mapping from
  37 // register name to register number.
  38 //
  39 #include "SparcGenRegisterNames.inc"
  40
  41 // Defines symbolic names for the Sparc instructions.
  42 //
  43 #include "SparcGenInstrNames.inc"
  44
  45
  46 namespace llvm {
  47   // Enums corresponding to Sparc condition codes, both icc's and fcc's.  These
  48   // values must be kept in sync with the ones in the .td file.
  49   namespace SPCC {
  50     enum CondCodes {
  51       //ICC_A   =  8   ,  // Always
  52       //ICC_N   =  0   ,  // Never
  53       ICC_NE  =  9   ,  // Not Equal
  54       ICC_E   =  1   ,  // Equal
  55       ICC_G   = 10   ,  // Greater
  56       ICC_LE  =  2   ,  // Less or Equal
  57       ICC_GE  = 11   ,  // Greater or Equal
  58       ICC_L   =  3   ,  // Less
  59       ICC_GU  = 12   ,  // Greater Unsigned
  60       ICC_LEU =  4   ,  // Less or Equal Unsigned
  61       ICC_CC  = 13   ,  // Carry Clear/Great or Equal Unsigned
  62       ICC_CS  =  5   ,  // Carry Set/Less Unsigned
  63       ICC_POS = 14   ,  // Positive
  64       ICC_NEG =  6   ,  // Negative
  65       ICC_VC  = 15   ,  // Overflow Clear
  66       ICC_VS  =  7   ,  // Overflow Set
  67
  68       //FCC_A   =  8+16,  // Always
  69       //FCC_N   =  0+16,  // Never
  70       FCC_U   =  7+16,  // Unordered
  71       FCC_G   =  6+16,  // Greater
  72       FCC_UG  =  5+16,  // Unordered or Greater
  73       FCC_L   =  4+16,  // Less
  74       FCC_UL  =  3+16,  // Unordered or Less
  75       FCC_LG  =  2+16,  // Less or Greater
  76       FCC_NE  =  1+16,  // Not Equal
  77       FCC_E   =  9+16,  // Equal
  78       FCC_UE  = 10+16,  // Unordered or Equal
  79       FCC_GE  = 11+16,  // Greater or Equal
  80       FCC_UGE = 12+16,  // Unordered or Greater or Equal
  81       FCC_LE  = 13+16,  // Less or Equal
  82       FCC_ULE = 14+16,  // Unordered or Less or Equal
  83       FCC_O   = 15+16   // Ordered
  84     };
  85   }
  86
  87   inline static const char *SPARCCondCodeToString(SPCC::CondCodes CC) {
  88     switch (CC) {
  89     default: llvm_unreachable("Unknown condition code");
  90     case SPCC::ICC_NE:  return "ne";
  91     case SPCC::ICC_E:   return "e";
  92     case SPCC::ICC_G:   return "g";
  93     case SPCC::ICC_LE:  return "le";
  94     case SPCC::ICC_GE:  return "ge";
  95     case SPCC::ICC_L:   return "l";
  96     case SPCC::ICC_GU:  return "gu";
  97     case SPCC::ICC_LEU: return "leu";
  98     case SPCC::ICC_CC:  return "cc";
  99     case SPCC::ICC_CS:  return "cs";
 100     case SPCC::ICC_POS: return "pos";
 101     case SPCC::ICC_NEG: return "neg";
 102     case SPCC::ICC_VC:  return "vc";
 103     case SPCC::ICC_VS:  return "vs";
 104     case SPCC::FCC_U:   return "u";
 105     case SPCC::FCC_G:   return "g";
 106     case SPCC::FCC_UG:  return "ug";
 107     case SPCC::FCC_L:   return "l";
 108     case SPCC::FCC_UL:  return "ul";
 109     case SPCC::FCC_LG:  return "lg";
 110     case SPCC::FCC_NE:  return "ne";
 111     case SPCC::FCC_E:   return "e";
 112     case SPCC::FCC_UE:  return "ue";
 113     case SPCC::FCC_GE:  return "ge";
 114     case SPCC::FCC_UGE: return "uge";
 115     case SPCC::FCC_LE:  return "le";
 116     case SPCC::FCC_ULE: return "ule";
 117     case SPCC::FCC_O:   return "o";
 118     }
 119   }
 120 }  // end namespace llvm
 121 #endif