1 //===--- ARMAttributeParser.h - ARM Attribute Information Printer ---------===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 #ifndef LLVM_SUPPORT_ARMATTRIBUTEPARSER_H
10 #define LLVM_SUPPORT_ARMATTRIBUTEPARSER_H
12 #include "ARMBuildAttributes.h"
13 #include "ScopedPrinter.h"
20 class ARMAttributeParser {
23 std::map<unsigned, unsigned> Attributes;
25 struct DisplayHandler {
26 ARMBuildAttrs::AttrType Attribute;
27 void (ARMAttributeParser::*Routine)(ARMBuildAttrs::AttrType,
28 const uint8_t *, uint32_t &);
30 static const DisplayHandler DisplayRoutines[];
32 uint64_t ParseInteger(const uint8_t *Data, uint32_t &Offset);
33 StringRef ParseString(const uint8_t *Data, uint32_t &Offset);
35 void IntegerAttribute(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
37 void StringAttribute(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
40 void PrintAttribute(unsigned Tag, unsigned Value, StringRef ValueDesc);
42 void CPU_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
44 void CPU_arch_profile(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
46 void ARM_ISA_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
48 void THUMB_ISA_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
50 void FP_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
52 void WMMX_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
54 void Advanced_SIMD_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
56 void MVE_arch(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
58 void PCS_config(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
60 void ABI_PCS_R9_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
62 void ABI_PCS_RW_data(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
64 void ABI_PCS_RO_data(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
66 void ABI_PCS_GOT_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
68 void ABI_PCS_wchar_t(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
70 void ABI_FP_rounding(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
72 void ABI_FP_denormal(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
74 void ABI_FP_exceptions(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
76 void ABI_FP_user_exceptions(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
78 void ABI_FP_number_model(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
80 void ABI_align_needed(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
82 void ABI_align_preserved(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
84 void ABI_enum_size(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
86 void ABI_HardFP_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
88 void ABI_VFP_args(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
90 void ABI_WMMX_args(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
92 void ABI_optimization_goals(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
94 void ABI_FP_optimization_goals(ARMBuildAttrs::AttrType Tag,
95 const uint8_t *Data, uint32_t &Offset);
96 void compatibility(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
98 void CPU_unaligned_access(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
100 void FP_HP_extension(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
102 void ABI_FP_16bit_format(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
104 void MPextension_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
106 void DIV_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
108 void DSP_extension(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
110 void T2EE_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
112 void Virtualization_use(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
114 void nodefaults(ARMBuildAttrs::AttrType Tag, const uint8_t *Data,
117 void ParseAttributeList(const uint8_t *Data, uint32_t &Offset,
119 void ParseIndexList(const uint8_t *Data, uint32_t &Offset,
120 SmallVectorImpl<uint8_t> &IndexList);
121 void ParseSubsection(const uint8_t *Data, uint32_t Length);
123 ARMAttributeParser(ScopedPrinter *SW) : SW(SW) {}
125 ARMAttributeParser() : SW(nullptr) { }
127 void Parse(ArrayRef<uint8_t> Section, bool isLittle);
129 bool hasAttribute(unsigned Tag) const {
130 return Attributes.count(Tag);
133 unsigned getAttributeValue(unsigned Tag) const {
134 return Attributes.find(Tag)->second;