llvm-mirror/lib/Target/ARM/ARM.h

//===-- ARM.h - Top-level interface for ARM representation---- --*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file was developed by the "Instituto Nokia de Tecnologia" and
// is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the entry points for global functions defined in the LLVM
// ARM back-end.
//
//===----------------------------------------------------------------------===//

#ifndef TARGET_ARM_H
#define TARGET_ARM_H

#include <iosfwd>
#include <cassert>

namespace llvm {
  // Enums corresponding to ARM condition codes
  namespace ARMCC {
    enum CondCodes {
      EQ,
      NE,
      CS,
      CC,
      MI,
      PL,
      VS,
      VC,
      HI,
      LS,
      GE,
      LT,
      GT,
      LE,
      AL
    };
  }

  namespace ARMShift {
    enum ShiftTypes {
      LSL,
      LSR,
      ASR,
      ROR,
      RRX
    };
  }

  static const char *ARMCondCodeToString(ARMCC::CondCodes CC) {
    switch (CC) {
    default: assert(0 && "Unknown condition code");
    case ARMCC::EQ:  return "eq";
    case ARMCC::NE:  return "ne";
    case ARMCC::CS:  return "cs";
    case ARMCC::CC:  return "cc";
    case ARMCC::MI:  return "mi";
    case ARMCC::PL:  return "pl";
    case ARMCC::VS:  return "vs";
    case ARMCC::VC:  return "vc";
    case ARMCC::HI:  return "hi";
    case ARMCC::LS:  return "ls";
    case ARMCC::GE:  return "ge";
    case ARMCC::LT:  return "lt";
    case ARMCC::GT:  return "gt";
    case ARMCC::LE:  return "le";
    case ARMCC::AL:  return "al";
    }
  }

  class FunctionPass;
  class TargetMachine;

  FunctionPass *createARMISelDag(TargetMachine &TM);
  FunctionPass *createARMCodePrinterPass(std::ostream &OS, TargetMachine &TM);
  FunctionPass *createARMFixMulPass();
} // end namespace llvm;

// Defines symbolic names for ARM registers.  This defines a mapping from
// register name to register number.
//
#include "ARMGenRegisterNames.inc"

// Defines symbolic names for the ARM instructions.
//
#include "ARMGenInstrNames.inc"


#endif