lib/Target/SystemZ/SystemZ.h

   1 //=-- SystemZ.h - Top-level interface for SystemZ 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
  11 // the LLVM SystemZ backend.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #ifndef LLVM_TARGET_SystemZ_H
  16 #define LLVM_TARGET_SystemZ_H
  17
  18 #include "llvm/Target/TargetMachine.h"
  19
  20 namespace llvm {
  21   class SystemZTargetMachine;
  22   class FunctionPass;
  23   class formatted_raw_ostream;
  24
  25   namespace SystemZCC {
  26     // SystemZ specific condition code. These correspond to SYSTEMZ_*_COND in
  27     // SystemZInstrInfo.td. They must be kept in synch.
  28     enum CondCodes {
  29       O   = 0,
  30       H   = 1,
  31       NLE = 2,
  32       L   = 3,
  33       NHE = 4,
  34       LH  = 5,
  35       NE  = 6,
  36       E   = 7,
  37       NLH = 8,
  38       HE  = 9,
  39       NL  = 10,
  40       LE  = 11,
  41       NH  = 12,
  42       NO  = 13,
  43       INVALID = -1
  44     };
  45   }
  46
  47   FunctionPass *createSystemZISelDag(SystemZTargetMachine &TM,
  48                                     CodeGenOpt::Level OptLevel);
  49
  50   extern Target TheSystemZTarget;
  51
  52 } // end namespace llvm;
  53
  54 // Defines symbolic names for SystemZ registers.
  55 // This defines a mapping from register name to register number.
  56 #include "SystemZGenRegisterNames.inc"
  57
  58 // Defines symbolic names for the SystemZ instructions.
  59 #include "SystemZGenInstrNames.inc"
  60
  61 #endif