lib/Target/X86/X86ATTAsmPrinter.h

//===-- X86ATTAsmPrinter.h - Convert X86 LLVM code to AT&T assembly -------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// AT&T assembly code printer class.
//
//===----------------------------------------------------------------------===//

#ifndef X86ATTASMPRINTER_H
#define X86ATTASMPRINTER_H

#include "X86AsmPrinter.h"
#include "llvm/CodeGen/ValueTypes.h"

namespace llvm {

struct MachineJumpTableInfo;
    
struct VISIBILITY_HIDDEN X86ATTAsmPrinter : public X86SharedAsmPrinter {
 X86ATTAsmPrinter(std::ostream &O, X86TargetMachine &TM, const TargetAsmInfo *T)
    : X86SharedAsmPrinter(O, TM, T) { }

  virtual const char *getPassName() const {
    return "X86 AT&T-Style Assembly Printer";
  }

  /// printInstruction - This method is automatically generated by tablegen
  /// from the instruction set description.  This method returns true if the
  /// machine instruction was sufficiently described to print it, otherwise it
  /// returns false.
  bool printInstruction(const MachineInstr *MI);

  // These methods are used by the tablegen'erated instruction printer.
  void printOperand(const MachineInstr *MI, unsigned OpNo,
                    const char *Modifier = 0, bool NotRIPRel = false);
  void printi8mem(const MachineInstr *MI, unsigned OpNo) {
    printMemReference(MI, OpNo);
  }
  void printi16mem(const MachineInstr *MI, unsigned OpNo) {
    printMemReference(MI, OpNo);
  }
  void printi32mem(const MachineInstr *MI, unsigned OpNo) {
    printMemReference(MI, OpNo);
  }
  void printi64mem(const MachineInstr *MI, unsigned OpNo) {
    printMemReference(MI, OpNo);
  }
  void printi128mem(const MachineInstr *MI, unsigned OpNo) {
    printMemReference(MI, OpNo);
  }
  void printf32mem(const MachineInstr *MI, unsigned OpNo) {
    printMemReference(MI, OpNo);
  }
  void printf64mem(const MachineInstr *MI, unsigned OpNo) {
    printMemReference(MI, OpNo);
  }
  void printf80mem(const MachineInstr *MI, unsigned OpNo) {
    printMemReference(MI, OpNo);
  }
  void printf128mem(const MachineInstr *MI, unsigned OpNo) {
    printMemReference(MI, OpNo);
  }
  void printlea64_32mem(const MachineInstr *MI, unsigned OpNo) {
    printMemReference(MI, OpNo, "subreg64");
  }
  
  bool printAsmMRegister(const MachineOperand &MO, const char Mode);
  bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
                       unsigned AsmVariant, const char *ExtraCode);
  bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
                             unsigned AsmVariant, const char *ExtraCode);
  
  void printMachineInstruction(const MachineInstr *MI);
  void printSSECC(const MachineInstr *MI, unsigned Op);
  void printMemReference(const MachineInstr *MI, unsigned Op,
                         const char *Modifier=NULL);
  void printPICJumpTableSetLabel(unsigned uid,
                                 const MachineBasicBlock *MBB) const;
  void printPICJumpTableSetLabel(unsigned uid, unsigned uid2,
                                 const MachineBasicBlock *MBB) const {
    AsmPrinter::printPICJumpTableSetLabel(uid, uid2, MBB);
  }
  void printPICJumpTableEntry(const MachineJumpTableInfo *MJTI,
                              const MachineBasicBlock *MBB,
                              unsigned uid) const;
  
  void printPICLabel(const MachineInstr *MI, unsigned Op);
  bool runOnMachineFunction(MachineFunction &F);
  
  /// getSectionForFunction - Return the section that we should emit the
  /// specified function body into.
  virtual std::string getSectionForFunction(const Function &F) const;
};

} // end namespace llvm

#endif