1//===-- HexagonAsmPrinter.h - Print machine code to an Hexagon .s file ----===//
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// Hexagon Assembly printer class.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef HEXAGONASMPRINTER_H
15#define HEXAGONASMPRINTER_H
16
17#include "Hexagon.h"
18#include "HexagonTargetMachine.h"
19#include "llvm/CodeGen/AsmPrinter.h"
20#include "llvm/Support/Compiler.h"
21#include "llvm/Support/raw_ostream.h"
22
23namespace llvm {
24  class HexagonAsmPrinter : public AsmPrinter {
25    const HexagonSubtarget *Subtarget;
26
27  public:
28    explicit HexagonAsmPrinter(TargetMachine &TM, MCStreamer &Streamer)
29      : AsmPrinter(TM, Streamer) {
30      Subtarget = &TM.getSubtarget<HexagonSubtarget>();
31    }
32
33    const char *getPassName() const override {
34      return "Hexagon Assembly Printer";
35    }
36
37    bool isBlockOnlyReachableByFallthrough(
38                                   const MachineBasicBlock *MBB) const override;
39
40    void EmitInstruction(const MachineInstr *MI) override;
41
42    void printOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O);
43    bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
44                         unsigned AsmVariant, const char *ExtraCode,
45                         raw_ostream &OS) override;
46    bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
47                               unsigned AsmVariant, const char *ExtraCode,
48                               raw_ostream &OS) override;
49
50    static const char *getRegisterName(unsigned RegNo);
51  };
52
53} // end of llvm namespace
54
55#endif
56