lib/Target/X86/X86AsmPrinter.h

   1 //===-- X86AsmPrinter.h - Convert X86 LLVM code to assembly -----*- 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 // AT&T assembly code printer class.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef X86ASMPRINTER_H
  15 #define X86ASMPRINTER_H
  16
  17 #include "X86.h"
  18 #include "X86MachineFunctionInfo.h"
  19 #include "X86TargetMachine.h"
  20 #include "llvm/ADT/StringSet.h"
  21 #include "llvm/CodeGen/AsmPrinter.h"
  22 #include "llvm/CodeGen/MachineModuleInfo.h"
  23 #include "llvm/CodeGen/ValueTypes.h"
  24 #include "llvm/Support/Compiler.h"
  25
  26 namespace llvm {
  27
  28 class MachineJumpTableInfo;
  29 class MCContext;
  30 class MCInst;
  31 class MCStreamer;
  32 class MCSymbol;
  33
  34 class LLVM_LIBRARY_VISIBILITY X86AsmPrinter : public AsmPrinter {
  35   const X86Subtarget *Subtarget;
  36  public:
  37   explicit X86AsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
  38     : AsmPrinter(TM, Streamer) {
  39     Subtarget = &TM.getSubtarget<X86Subtarget>();
  40   }
  41
  42   virtual const char *getPassName() const {
  43     return "X86 AT&T-Style Assembly Printer";
  44   }
  45
  46   const X86Subtarget &getSubtarget() const { return *Subtarget; }
  47
  48   virtual void EmitStartOfAsmFile(Module &M);
  49
  50   virtual void EmitEndOfAsmFile(Module &M);
  51
  52   virtual void EmitInstruction(const MachineInstr *MI);
  53
  54   void printSymbolOperand(const MachineOperand &MO, raw_ostream &O);
  55
  56   // These methods are used by the tablegen'erated instruction printer.
  57   void printOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O,
  58                     const char *Modifier = 0);
  59   void print_pcrel_imm(const MachineInstr *MI, unsigned OpNo, raw_ostream &O);
  60
  61   bool printAsmMRegister(const MachineOperand &MO, char Mode, raw_ostream &O);
  62   bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
  63                        unsigned AsmVariant, const char *ExtraCode,
  64                        raw_ostream &OS);
  65   bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
  66                              unsigned AsmVariant, const char *ExtraCode,
  67                              raw_ostream &OS);
  68
  69   void printMachineInstruction(const MachineInstr *MI);
  70   void printSSECC(const MachineInstr *MI, unsigned Op, raw_ostream &O);
  71   void printMemReference(const MachineInstr *MI, unsigned Op, raw_ostream &O,
  72                          const char *Modifier=NULL);
  73   void printLeaMemReference(const MachineInstr *MI, unsigned Op, raw_ostream &O,
  74                             const char *Modifier=NULL);
  75
  76   void printPICLabel(const MachineInstr *MI, unsigned Op, raw_ostream &O);
  77
  78   bool runOnMachineFunction(MachineFunction &F);
  79
  80   void PrintDebugValueComment(const MachineInstr *MI, raw_ostream &OS);
  81
  82   MachineLocation getDebugValueLocation(const MachineInstr *MI) const;
  83 };
  84
  85 } // end namespace llvm
  86
  87 #endif