X86AsmPrinter.h revision dce4a407a24b04eebc6a376f8e62b41aaa7b071f 
1//===-- X86AsmPrinter.h - X86 implementation of AsmPrinter ------*- 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#ifndef X86ASMPRINTER_H
11#define X86ASMPRINTER_H
12
13#include "X86Subtarget.h"
14#include "llvm/CodeGen/AsmPrinter.h"
15#include "llvm/CodeGen/StackMaps.h"
16#include "llvm/Target/TargetMachine.h"
17
18namespace llvm {
19class MCStreamer;
20class MCSymbol;
21
22class LLVM_LIBRARY_VISIBILITY X86AsmPrinter : public AsmPrinter {
23  const X86Subtarget *Subtarget;
24  StackMaps SM;
25
26  void GenerateExportDirective(const MCSymbol *Sym, bool IsData);
27
28 public:
29  explicit X86AsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
30    : AsmPrinter(TM, Streamer), SM(*this) {
31    Subtarget = &TM.getSubtarget<X86Subtarget>();
32  }
33
34  const char *getPassName() const override {
35    return "X86 Assembly / Object Emitter";
36  }
37
38  const X86Subtarget &getSubtarget() const { return *Subtarget; }
39
40  void EmitStartOfAsmFile(Module &M) override;
41
42  void EmitEndOfAsmFile(Module &M) override;
43
44  void EmitInstruction(const MachineInstr *MI) override;
45
46  bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
47                       unsigned AsmVariant, const char *ExtraCode,
48                       raw_ostream &OS) override;
49  bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
50                             unsigned AsmVariant, const char *ExtraCode,
51                             raw_ostream &OS) override;
52
53  bool runOnMachineFunction(MachineFunction &F) override;
54};
55
56} // end namespace llvm
57
58#endif
59