MipsAsmPrinter.h revision 224133 
1//===-- MipsAsmPrinter.h - Mips LLVM assembly writer ----------------------===//
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// Mips Assembly printer class.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef MIPSASMPRINTER_H
15#define MIPSASMPRINTER_H
16
17#include "MipsSubtarget.h"
18#include "llvm/CodeGen/AsmPrinter.h"
19#include "llvm/Support/Compiler.h"
20#include "llvm/Target/TargetMachine.h"
21
22namespace llvm {
23class MCStreamer;
24class MachineInstr;
25class raw_ostream;
26class MachineBasicBlock;
27class Module;
28
29class LLVM_LIBRARY_VISIBILITY MipsAsmPrinter : public AsmPrinter {
30  const MipsSubtarget *Subtarget;
31
32public:
33  explicit MipsAsmPrinter(TargetMachine &TM,  MCStreamer &Streamer)
34    : AsmPrinter(TM, Streamer) {
35    Subtarget = &TM.getSubtarget<MipsSubtarget>();
36  }
37
38  virtual const char *getPassName() const {
39    return "Mips Assembly Printer";
40  }
41
42  void EmitInstruction(const MachineInstr *MI);
43  void printSavedRegsBitmask(raw_ostream &O);
44  void printHex32(unsigned int Value, raw_ostream &O);
45  void emitFrameDirective();
46  const char *getCurrentABIString() const;
47  virtual void EmitFunctionEntryLabel();
48  virtual void EmitFunctionBodyStart();
49  virtual void EmitFunctionBodyEnd();
50  virtual bool isBlockOnlyReachableByFallthrough(const MachineBasicBlock*
51                                                 MBB) const;
52  bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
53                       unsigned AsmVariant, const char *ExtraCode,
54                       raw_ostream &O);
55  bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNum,
56                             unsigned AsmVariant, const char *ExtraCode,
57                             raw_ostream &O);
58  void printOperand(const MachineInstr *MI, int opNum, raw_ostream &O);
59  void printUnsignedImm(const MachineInstr *MI, int opNum, raw_ostream &O);
60  void printMemOperand(const MachineInstr *MI, int opNum, raw_ostream &O);
61  void printMemOperandEA(const MachineInstr *MI, int opNum, raw_ostream &O);
62  void printFCCOperand(const MachineInstr *MI, int opNum, raw_ostream &O,
63                       const char *Modifier = 0);
64  void EmitStartOfAsmFile(Module &M);
65  virtual MachineLocation getDebugValueLocation(const MachineInstr *MI) const;
66  void PrintDebugValueComment(const MachineInstr *MI, raw_ostream &OS);
67};
68}
69
70#endif
71
72