1 //===--- ARMWinEHPrinter.h - Windows on ARM Unwind Information Printer ----===//
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 LLVM_TOOLS_LLVM_READOBJ_ARMWINEHPRINTER_H
11 #define LLVM_TOOLS_LLVM_READOBJ_ARMWINEHPRINTER_H
13 #include "llvm/Object/COFF.h"
14 #include "llvm/Support/ErrorOr.h"
15 #include "llvm/Support/ScopedPrinter.h"
20 class RuntimeFunction;
23 static const size_t PDataEntrySize;
33 bool (Decoder::*Routine)(const uint8_t *, unsigned &, unsigned, bool);
35 static const RingEntry Ring[];
36 static const RingEntry Ring64[];
38 bool opcode_0xxxxxxx(const uint8_t *Opcodes, unsigned &Offset,
39 unsigned Length, bool Prologue);
40 bool opcode_10Lxxxxx(const uint8_t *Opcodes, unsigned &Offset,
41 unsigned Length, bool Prologue);
42 bool opcode_1100xxxx(const uint8_t *Opcodes, unsigned &Offset,
43 unsigned Length, bool Prologue);
44 bool opcode_11010Lxx(const uint8_t *Opcodes, unsigned &Offset,
45 unsigned Length, bool Prologue);
46 bool opcode_11011Lxx(const uint8_t *Opcodes, unsigned &Offset,
47 unsigned Length, bool Prologue);
48 bool opcode_11100xxx(const uint8_t *Opcodes, unsigned &Offset,
49 unsigned Length, bool Prologue);
50 bool opcode_111010xx(const uint8_t *Opcodes, unsigned &Offset,
51 unsigned Length, bool Prologue);
52 bool opcode_1110110L(const uint8_t *Opcodes, unsigned &Offset,
53 unsigned Length, bool Prologue);
54 bool opcode_11101110(const uint8_t *Opcodes, unsigned &Offset,
55 unsigned Length, bool Prologue);
56 bool opcode_11101111(const uint8_t *Opcodes, unsigned &Offset,
57 unsigned Length, bool Prologue);
58 bool opcode_11110101(const uint8_t *Opcodes, unsigned &Offset,
59 unsigned Length, bool Prologue);
60 bool opcode_11110110(const uint8_t *Opcodes, unsigned &Offset,
61 unsigned Length, bool Prologue);
62 bool opcode_11110111(const uint8_t *Opcodes, unsigned &Offset,
63 unsigned Length, bool Prologue);
64 bool opcode_11111000(const uint8_t *Opcodes, unsigned &Offset,
65 unsigned Length, bool Prologue);
66 bool opcode_11111001(const uint8_t *Opcodes, unsigned &Offset,
67 unsigned Length, bool Prologue);
68 bool opcode_11111010(const uint8_t *Opcodes, unsigned &Offset,
69 unsigned Length, bool Prologue);
70 bool opcode_11111011(const uint8_t *Opcodes, unsigned &Offset,
71 unsigned Length, bool Prologue);
72 bool opcode_11111100(const uint8_t *Opcodes, unsigned &Offset,
73 unsigned Length, bool Prologue);
74 bool opcode_11111101(const uint8_t *Opcodes, unsigned &Offset,
75 unsigned Length, bool Prologue);
76 bool opcode_11111110(const uint8_t *Opcodes, unsigned &Offset,
77 unsigned Length, bool Prologue);
78 bool opcode_11111111(const uint8_t *Opcodes, unsigned &Offset,
79 unsigned Length, bool Prologue);
81 // ARM64 unwind codes start here.
82 bool opcode_alloc_s(const uint8_t *Opcodes, unsigned &Offset, unsigned Length,
84 bool opcode_save_r19r20_x(const uint8_t *Opcodes, unsigned &Offset,
85 unsigned Length, bool Prologue);
86 bool opcode_save_fplr(const uint8_t *Opcodes, unsigned &Offset,
87 unsigned Length, bool Prologue);
88 bool opcode_save_fplr_x(const uint8_t *Opcodes, unsigned &Offset,
89 unsigned Length, bool Prologue);
90 bool opcode_alloc_m(const uint8_t *Opcodes, unsigned &Offset, unsigned Length,
92 bool opcode_save_regp(const uint8_t *Opcodes, unsigned &Offset,
93 unsigned Length, bool Prologue);
94 bool opcode_save_regp_x(const uint8_t *Opcodes, unsigned &Offset,
95 unsigned Length, bool Prologue);
96 bool opcode_save_reg(const uint8_t *Opcodes, unsigned &Offset,
97 unsigned Length, bool Prologue);
98 bool opcode_save_reg_x(const uint8_t *Opcodes, unsigned &Offset,
99 unsigned Length, bool Prologue);
100 bool opcode_save_lrpair(const uint8_t *Opcodes, unsigned &Offset,
101 unsigned Length, bool Prologue);
102 bool opcode_save_fregp(const uint8_t *Opcodes, unsigned &Offset,
103 unsigned Length, bool Prologue);
104 bool opcode_save_fregp_x(const uint8_t *Opcodes, unsigned &Offset,
105 unsigned Length, bool Prologue);
106 bool opcode_save_freg(const uint8_t *Opcodes, unsigned &Offset,
107 unsigned Length, bool Prologue);
108 bool opcode_save_freg_x(const uint8_t *Opcodes, unsigned &Offset,
109 unsigned Length, bool Prologue);
110 bool opcode_alloc_l(const uint8_t *Opcodes, unsigned &Offset, unsigned Length,
112 bool opcode_setfp(const uint8_t *Opcodes, unsigned &Offset, unsigned Length,
114 bool opcode_addfp(const uint8_t *Opcodes, unsigned &Offset, unsigned Length,
116 bool opcode_nop(const uint8_t *Opcodes, unsigned &Offset, unsigned Length,
118 bool opcode_end(const uint8_t *Opcodes, unsigned &Offset, unsigned Length,
120 bool opcode_end_c(const uint8_t *Opcodes, unsigned &Offset, unsigned Length,
122 bool opcode_save_next(const uint8_t *Opcodes, unsigned &Offset,
123 unsigned Length, bool Prologue);
125 void decodeOpcodes(ArrayRef<uint8_t> Opcodes, unsigned Offset,
128 void printRegisters(const std::pair<uint16_t, uint32_t> &RegisterMask);
130 ErrorOr<object::SectionRef>
131 getSectionContaining(const object::COFFObjectFile &COFF, uint64_t Address);
133 ErrorOr<object::SymbolRef>
134 getSymbol(const object::COFFObjectFile &COFF, uint64_t Address,
135 bool FunctionOnly = false);
137 ErrorOr<object::SymbolRef>
138 getRelocatedSymbol(const object::COFFObjectFile &COFF,
139 const object::SectionRef &Section, uint64_t Offset);
141 bool dumpXDataRecord(const object::COFFObjectFile &COFF,
142 const object::SectionRef &Section,
143 uint64_t FunctionAddress, uint64_t VA);
144 bool dumpUnpackedEntry(const object::COFFObjectFile &COFF,
145 const object::SectionRef Section, uint64_t Offset,
146 unsigned Index, const RuntimeFunction &Entry);
147 bool dumpPackedEntry(const object::COFFObjectFile &COFF,
148 const object::SectionRef Section, uint64_t Offset,
149 unsigned Index, const RuntimeFunction &Entry);
150 bool dumpProcedureDataEntry(const object::COFFObjectFile &COFF,
151 const object::SectionRef Section, unsigned Entry,
152 ArrayRef<uint8_t> Contents);
153 void dumpProcedureData(const object::COFFObjectFile &COFF,
154 const object::SectionRef Section);
157 Decoder(ScopedPrinter &SW, bool isAArch64) : SW(SW),
159 isAArch64(isAArch64) {}
160 std::error_code dumpProcedureData(const object::COFFObjectFile &COFF);