1 //===-- MipsTargetStreamer.h - Mips Target Streamer ------------*- C++ -*--===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #ifndef MIPSTARGETSTREAMER_H
11 #define MIPSTARGETSTREAMER_H
13 #include "llvm/MC/MCELFStreamer.h"
14 #include "llvm/MC/MCStreamer.h"
17 class MipsTargetStreamer : public MCTargetStreamer {
18 virtual void anchor();
21 MipsTargetStreamer(MCStreamer &S);
22 virtual void emitDirectiveSetMicroMips() = 0;
23 virtual void emitDirectiveSetNoMicroMips() = 0;
24 virtual void emitDirectiveSetMips16() = 0;
25 virtual void emitDirectiveSetNoMips16() = 0;
27 virtual void emitDirectiveSetReorder() = 0;
28 virtual void emitDirectiveSetNoReorder() = 0;
29 virtual void emitDirectiveSetMacro() = 0;
30 virtual void emitDirectiveSetNoMacro() = 0;
31 virtual void emitDirectiveSetAt() = 0;
32 virtual void emitDirectiveSetNoAt() = 0;
33 virtual void emitDirectiveEnd(StringRef Name) = 0;
35 virtual void emitDirectiveEnt(const MCSymbol &Symbol) = 0;
36 virtual void emitDirectiveAbiCalls() = 0;
37 virtual void emitDirectiveNaN2008() = 0;
38 virtual void emitDirectiveNaNLegacy() = 0;
39 virtual void emitDirectiveOptionPic0() = 0;
40 virtual void emitDirectiveOptionPic2() = 0;
41 virtual void emitFrame(unsigned StackReg, unsigned StackSize,
42 unsigned ReturnReg) = 0;
43 virtual void emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff) = 0;
44 virtual void emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff) = 0;
46 virtual void emitDirectiveSetMips32R2() = 0;
47 virtual void emitDirectiveSetMips64() = 0;
48 virtual void emitDirectiveSetMips64R2() = 0;
49 virtual void emitDirectiveSetDsp() = 0;
52 virtual void emitDirectiveCpload(unsigned RegNo) = 0;
53 virtual void emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset,
54 const MCSymbol &Sym, bool IsReg) = 0;
57 // This part is for ascii assembly output
58 class MipsTargetAsmStreamer : public MipsTargetStreamer {
59 formatted_raw_ostream &OS;
62 MipsTargetAsmStreamer(MCStreamer &S, formatted_raw_ostream &OS);
63 void emitDirectiveSetMicroMips() override;
64 void emitDirectiveSetNoMicroMips() override;
65 void emitDirectiveSetMips16() override;
66 void emitDirectiveSetNoMips16() override;
68 void emitDirectiveSetReorder() override;
69 void emitDirectiveSetNoReorder() override;
70 void emitDirectiveSetMacro() override;
71 void emitDirectiveSetNoMacro() override;
72 void emitDirectiveSetAt() override;
73 void emitDirectiveSetNoAt() override;
74 void emitDirectiveEnd(StringRef Name) override;
76 void emitDirectiveEnt(const MCSymbol &Symbol) override;
77 void emitDirectiveAbiCalls() override;
78 void emitDirectiveNaN2008() override;
79 void emitDirectiveNaNLegacy() override;
80 void emitDirectiveOptionPic0() override;
81 void emitDirectiveOptionPic2() override;
82 void emitFrame(unsigned StackReg, unsigned StackSize,
83 unsigned ReturnReg) override;
84 void emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff) override;
85 void emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff) override;
87 void emitDirectiveSetMips32R2() override;
88 void emitDirectiveSetMips64() override;
89 void emitDirectiveSetMips64R2() override;
90 void emitDirectiveSetDsp() override;
93 virtual void emitDirectiveCpload(unsigned RegNo);
94 void emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset,
95 const MCSymbol &Sym, bool IsReg) override;
98 // This part is for ELF object output
99 class MipsTargetELFStreamer : public MipsTargetStreamer {
100 bool MicroMipsEnabled;
101 const MCSubtargetInfo &STI;
105 bool isMicroMipsEnabled() const { return MicroMipsEnabled; }
106 MCELFStreamer &getStreamer();
107 MipsTargetELFStreamer(MCStreamer &S, const MCSubtargetInfo &STI);
109 void emitLabel(MCSymbol *Symbol) override;
110 void emitAssignment(MCSymbol *Symbol, const MCExpr *Value) override;
111 void finish() override;
113 void emitDirectiveSetMicroMips() override;
114 void emitDirectiveSetNoMicroMips() override;
115 void emitDirectiveSetMips16() override;
116 void emitDirectiveSetNoMips16() override;
118 void emitDirectiveSetReorder() override;
119 void emitDirectiveSetNoReorder() override;
120 void emitDirectiveSetMacro() override;
121 void emitDirectiveSetNoMacro() override;
122 void emitDirectiveSetAt() override;
123 void emitDirectiveSetNoAt() override;
124 void emitDirectiveEnd(StringRef Name) override;
126 void emitDirectiveEnt(const MCSymbol &Symbol) override;
127 void emitDirectiveAbiCalls() override;
128 void emitDirectiveNaN2008() override;
129 void emitDirectiveNaNLegacy() override;
130 void emitDirectiveOptionPic0() override;
131 void emitDirectiveOptionPic2() override;
132 void emitFrame(unsigned StackReg, unsigned StackSize,
133 unsigned ReturnReg) override;
134 void emitMask(unsigned CPUBitmask, int CPUTopSavedRegOff) override;
135 void emitFMask(unsigned FPUBitmask, int FPUTopSavedRegOff) override;
137 void emitDirectiveSetMips32R2() override;
138 void emitDirectiveSetMips64() override;
139 void emitDirectiveSetMips64R2() override;
140 void emitDirectiveSetDsp() override;
143 virtual void emitDirectiveCpload(unsigned RegNo);
144 void emitDirectiveCpsetup(unsigned RegNo, int RegOrOffset,
145 const MCSymbol &Sym, bool IsReg) override;
148 bool isO32() const { return STI.getFeatureBits() & Mips::FeatureO32; }
149 bool isN32() const { return STI.getFeatureBits() & Mips::FeatureN32; }
150 bool isN64() const { return STI.getFeatureBits() & Mips::FeatureN64; }