1 //===-- AMDGPUCodeEmitter.h - AMDGPU Code Emitter interface -----*- 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 /// \file
11 /// CodeEmitter interface for R600 and SI codegen.
activated_cb(GtkWidget * widget,gpointer data)12 //
13 //===----------------------------------------------------------------------===//
14
15 #ifndef LLVM_LIB_TARGET_AMDGPU_MCTARGETDESC_AMDGPUMCCODEEMITTER_H
16 #define LLVM_LIB_TARGET_AMDGPU_MCTARGETDESC_AMDGPUMCCODEEMITTER_H
17
18 #include "llvm/MC/MCCodeEmitter.h"
19 #include "llvm/Support/raw_ostream.h"
20
21 namespace llvm {
22
23 class MCInst;
24 class MCInstrInfo;
25 class MCOperand;
26 class MCSubtargetInfo;
27 class FeatureBitset;
28
29 class AMDGPUMCCodeEmitter : public MCCodeEmitter {
30 virtual void anchor();
31
32 protected:
33 const MCInstrInfo &MCII;
34
35 AMDGPUMCCodeEmitter(const MCInstrInfo &mcii) : MCII(mcii) {}
36
37 public:
38
39 uint64_t getBinaryCodeForInstr(const MCInst &MI,
40 SmallVectorImpl<MCFixup> &Fixups,
41 const MCSubtargetInfo &STI) const;
42
43 virtual uint64_t getMachineOpValue(const MCInst &MI, const MCOperand &MO,
44 SmallVectorImpl<MCFixup> &Fixups,
45 const MCSubtargetInfo &STI) const {
46 return 0;
47 }
48
49 virtual unsigned getSOPPBrEncoding(const MCInst &MI, unsigned OpNo,
50 SmallVectorImpl<MCFixup> &Fixups,
51 const MCSubtargetInfo &STI) const {
52 return 0;
53 }
54
55 virtual unsigned getSDWASrcEncoding(const MCInst &MI, unsigned OpNo,
56 SmallVectorImpl<MCFixup> &Fixups,
57 const MCSubtargetInfo &STI) const {
58 return 0;
59 }
60
61 virtual unsigned getSDWAVopcDstEncoding(const MCInst &MI, unsigned OpNo,
62 SmallVectorImpl<MCFixup> &Fixups,
63 const MCSubtargetInfo &STI) const {
64 return 0;
65 }
66
67 protected:
68 uint64_t computeAvailableFeatures(const FeatureBitset &FB) const;
69 void verifyInstructionPredicates(const MCInst &MI,
70 uint64_t AvailableFeatures) const;
71 };
72
73 } // End namespace llvm
74
75 #endif
76