LLVM  6.0.0svn
ARMAttributeParser.h
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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_SUPPORT_ARMATTRIBUTEPARSER_H
11 #define LLVM_SUPPORT_ARMATTRIBUTEPARSER_H
12 
13 #include "ARMBuildAttributes.h"
14 #include "ScopedPrinter.h"
15 
16 #include <map>
17 
18 namespace llvm {
19 class StringRef;
20 
22  ScopedPrinter *SW;
23 
24  std::map<unsigned, unsigned> Attributes;
25 
26  struct DisplayHandler {
29  const uint8_t *, uint32_t &);
30  };
31  static const DisplayHandler DisplayRoutines[];
32 
33  uint64_t ParseInteger(const uint8_t *Data, uint32_t &Offset);
34  StringRef ParseString(const uint8_t *Data, uint32_t &Offset);
35 
36  void IntegerAttribute(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
37  uint32_t &Offset);
38  void StringAttribute(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
39  uint32_t &Offset);
40 
41  void PrintAttribute(unsigned Tag, unsigned Value, StringRef ValueDesc);
42 
43  void CPU_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
44  uint32_t &Offset);
45  void CPU_arch_profile(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
46  uint32_t &Offset);
47  void ARM_ISA_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
48  uint32_t &Offset);
49  void THUMB_ISA_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
50  uint32_t &Offset);
51  void FP_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
52  uint32_t &Offset);
53  void WMMX_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
54  uint32_t &Offset);
55  void Advanced_SIMD_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
56  uint32_t &Offset);
57  void PCS_config(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
58  uint32_t &Offset);
59  void ABI_PCS_R9_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
60  uint32_t &Offset);
61  void ABI_PCS_RW_data(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
62  uint32_t &Offset);
63  void ABI_PCS_RO_data(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
64  uint32_t &Offset);
65  void ABI_PCS_GOT_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
66  uint32_t &Offset);
67  void ABI_PCS_wchar_t(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
68  uint32_t &Offset);
69  void ABI_FP_rounding(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
70  uint32_t &Offset);
71  void ABI_FP_denormal(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
72  uint32_t &Offset);
73  void ABI_FP_exceptions(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
74  uint32_t &Offset);
75  void ABI_FP_user_exceptions(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
76  uint32_t &Offset);
77  void ABI_FP_number_model(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
78  uint32_t &Offset);
79  void ABI_align_needed(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
80  uint32_t &Offset);
81  void ABI_align_preserved(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
82  uint32_t &Offset);
83  void ABI_enum_size(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
84  uint32_t &Offset);
85  void ABI_HardFP_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
86  uint32_t &Offset);
87  void ABI_VFP_args(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
88  uint32_t &Offset);
89  void ABI_WMMX_args(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
90  uint32_t &Offset);
91  void ABI_optimization_goals(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
92  uint32_t &Offset);
93  void ABI_FP_optimization_goals(ARMBuildAttrs::AttrType Tag,
94  const uint8_t *Data, uint32_t &Offset);
95  void compatibility(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
96  uint32_t &Offset);
97  void CPU_unaligned_access(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
98  uint32_t &Offset);
99  void FP_HP_extension(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
100  uint32_t &Offset);
101  void ABI_FP_16bit_format(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
102  uint32_t &Offset);
103  void MPextension_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
104  uint32_t &Offset);
105  void DIV_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
106  uint32_t &Offset);
107  void DSP_extension(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
108  uint32_t &Offset);
109  void T2EE_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
110  uint32_t &Offset);
111  void Virtualization_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
112  uint32_t &Offset);
113  void nodefaults(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
114  uint32_t &Offset);
115 
116  void ParseAttributeList(const uint8_t *Data, uint32_t &Offset,
117  uint32_t Length);
118  void ParseIndexList(const uint8_t *Data, uint32_t &Offset,
119  SmallVectorImpl<uint8_t> &IndexList);
120  void ParseSubsection(const uint8_t *Data, uint32_t Length);
121 public:
123 
124  ARMAttributeParser() : SW(nullptr) { }
125 
126  void Parse(ArrayRef<uint8_t> Section, bool isLittle);
127 
128  bool hasAttribute(unsigned Tag) const {
129  return Attributes.count(Tag);
130  }
131 
132  unsigned getAttributeValue(unsigned Tag) const {
133  return Attributes.find(Tag)->second;
134  }
135 };
136 
137 }
138 
139 #endif
140 
bool hasAttribute(unsigned Tag) const
Compute iterated dominance frontiers using a linear time algorithm.
Definition: AllocatorList.h:24
Attribute
Attributes.
Definition: Dwarf.h:107
ARMAttributeParser(ScopedPrinter *SW)
unsigned getAttributeValue(unsigned Tag) const
LLVM Value Representation.
Definition: Value.h:73
void Parse(ArrayRef< uint8_t > Section, bool isLittle)
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:49