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