ARMAttributeParser.h revision de2d8694e25a814696358e95141f4b1aa4d8847e 
1//===--- ARMAttributeParser.h - ARM Attribute Information Printer ---------===//
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 LLVM_TOOLS_LLVM_READOBJ_ARMATTRIBUTEPARSER_H
11#define LLVM_TOOLS_LLVM_READOBJ_ARMATTRIBUTEPARSER_H
12
13#include "llvm/Support/ARMBuildAttributes.h"
14#include "llvm/Support/ScopedPrinter.h"
15
16namespace llvm {
17class StringRef;
18
19class ARMAttributeParser {
20  ScopedPrinter &SW;
21
22  struct DisplayHandler {
23    ARMBuildAttrs::AttrType Attribute;
24    void (ARMAttributeParser::*Routine)(ARMBuildAttrs::AttrType,
25                                        const uint8_t *, uint32_t &);
26  };
27  static const DisplayHandler DisplayRoutines[];
28
29  uint64_t ParseInteger(const uint8_t *Data, uint32_t &Offset);
30  StringRef ParseString(const uint8_t *Data, uint32_t &Offset);
31
32  void IntegerAttribute(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
33                        uint32_t &Offset);
34  void StringAttribute(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
35                       uint32_t &Offset);
36
37  void PrintAttribute(unsigned Tag, unsigned Value, StringRef ValueDesc);
38
39  void CPU_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
40                uint32_t &Offset);
41  void CPU_arch_profile(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
42                        uint32_t &Offset);
43  void ARM_ISA_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
44                   uint32_t &Offset);
45  void THUMB_ISA_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
46                     uint32_t &Offset);
47  void FP_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
48               uint32_t &Offset);
49  void WMMX_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
50                 uint32_t &Offset);
51  void Advanced_SIMD_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
52                          uint32_t &Offset);
53  void PCS_config(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
54                  uint32_t &Offset);
55  void ABI_PCS_R9_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
56                      uint32_t &Offset);
57  void ABI_PCS_RW_data(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
58                       uint32_t &Offset);
59  void ABI_PCS_RO_data(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
60                       uint32_t &Offset);
61  void ABI_PCS_GOT_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
62                       uint32_t &Offset);
63  void ABI_PCS_wchar_t(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
64                       uint32_t &Offset);
65  void ABI_FP_rounding(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
66                       uint32_t &Offset);
67  void ABI_FP_denormal(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
68                       uint32_t &Offset);
69  void ABI_FP_exceptions(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
70                         uint32_t &Offset);
71  void ABI_FP_user_exceptions(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
72                              uint32_t &Offset);
73  void ABI_FP_number_model(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
74                           uint32_t &Offset);
75  void ABI_align_needed(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
76                        uint32_t &Offset);
77  void ABI_align_preserved(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
78                           uint32_t &Offset);
79  void ABI_enum_size(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
80                     uint32_t &Offset);
81  void ABI_HardFP_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
82                      uint32_t &Offset);
83  void ABI_VFP_args(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
84                    uint32_t &Offset);
85  void ABI_WMMX_args(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
86                     uint32_t &Offset);
87  void ABI_optimization_goals(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
88                              uint32_t &Offset);
89  void ABI_FP_optimization_goals(ARMBuildAttrs::AttrType Tag,
90                                 const uint8_t *Data, uint32_t &Offset);
91  void compatibility(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
92                     uint32_t &Offset);
93  void CPU_unaligned_access(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
94                            uint32_t &Offset);
95  void FP_HP_extension(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
96                       uint32_t &Offset);
97  void ABI_FP_16bit_format(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
98                           uint32_t &Offset);
99  void MPextension_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
100                       uint32_t &Offset);
101  void DIV_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
102               uint32_t &Offset);
103  void DSP_extension(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
104                     uint32_t &Offset);
105  void T2EE_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
106                uint32_t &Offset);
107  void Virtualization_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
108                          uint32_t &Offset);
109  void nodefaults(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
110                  uint32_t &Offset);
111
112  void ParseAttributeList(const uint8_t *Data, uint32_t &Offset,
113                          uint32_t Length);
114  void ParseIndexList(const uint8_t *Data, uint32_t &Offset,
115                      SmallVectorImpl<uint8_t> &IndexList);
116  void ParseSubsection(const uint8_t *Data, uint32_t Length);
117public:
118  ARMAttributeParser(ScopedPrinter &SW) : SW(SW) {}
119
120  void Parse(ArrayRef<uint8_t> Section);
121};
122
123}
124
125#endif
126
127