28 enum class InstructionSet {  enum
37 std::ostream& operator<<(std::ostream& os, InstructionSet rhs);
40 static constexpr InstructionSet kRuntimeISA = InstructionSet::kArm;
42 static constexpr InstructionSet kRuntimeISA = InstructionSet::kArm64;
44 static constexpr InstructionSet kRuntimeISA = InstructionSet::kX86;
46 static constexpr InstructionSet kRuntimeISA = InstructionSet::kX86_64;
48 static constexpr InstructionSet kRuntimeISA = InstructionSet::kNone;
76 const char* GetInstructionSetString(InstructionSet isa);
79 InstructionSet GetInstructionSetFromString(const char* instruction_set);
82 NO_RETURN void InstructionSetAbort(InstructionSet isa);
84 constexpr PointerSize GetInstructionSetPointerSize(InstructionSet isa) {  in GetInstructionSetPointerSize()
86     case InstructionSet::kArm:  in GetInstructionSetPointerSize()
88     case InstructionSet::kThumb2:  in GetInstructionSetPointerSize()
90     case InstructionSet::kArm64:  in GetInstructionSetPointerSize()
92     case InstructionSet::kX86:  in GetInstructionSetPointerSize()
94     case InstructionSet::kX86_64:  in GetInstructionSetPointerSize()
97     case InstructionSet::kNone:  in GetInstructionSetPointerSize()
103 constexpr size_t GetInstructionSetInstructionAlignment(InstructionSet isa) {  in GetInstructionSetInstructionAlignment()
105     case InstructionSet::kArm:  in GetInstructionSetInstructionAlignment()
107     case InstructionSet::kThumb2:  in GetInstructionSetInstructionAlignment()
109     case InstructionSet::kArm64:  in GetInstructionSetInstructionAlignment()
111     case InstructionSet::kX86:  in GetInstructionSetInstructionAlignment()
113     case InstructionSet::kX86_64:  in GetInstructionSetInstructionAlignment()
116     case InstructionSet::kNone:  in GetInstructionSetInstructionAlignment()
122 constexpr bool IsValidInstructionSet(InstructionSet isa) {  in IsValidInstructionSet()
124     case InstructionSet::kArm:  in IsValidInstructionSet()
125     case InstructionSet::kThumb2:  in IsValidInstructionSet()
126     case InstructionSet::kArm64:  in IsValidInstructionSet()
127     case InstructionSet::kX86:  in IsValidInstructionSet()
128     case InstructionSet::kX86_64:  in IsValidInstructionSet()
131     case InstructionSet::kNone:  in IsValidInstructionSet()
137 size_t GetInstructionSetAlignment(InstructionSet isa);
139 constexpr bool Is64BitInstructionSet(InstructionSet isa) {  in Is64BitInstructionSet()
141     case InstructionSet::kArm:  in Is64BitInstructionSet()
142     case InstructionSet::kThumb2:  in Is64BitInstructionSet()
143     case InstructionSet::kX86:  in Is64BitInstructionSet()
146     case InstructionSet::kArm64:  in Is64BitInstructionSet()
147     case InstructionSet::kX86_64:  in Is64BitInstructionSet()
150     case InstructionSet::kNone:  in Is64BitInstructionSet()
156 constexpr PointerSize InstructionSetPointerSize(InstructionSet isa) {  in InstructionSetPointerSize()
160 constexpr size_t GetBytesPerGprSpillLocation(InstructionSet isa) {  in GetBytesPerGprSpillLocation()
162     case InstructionSet::kArm:  in GetBytesPerGprSpillLocation()
164     case InstructionSet::kThumb2:  in GetBytesPerGprSpillLocation()
166     case InstructionSet::kArm64:  in GetBytesPerGprSpillLocation()
168     case InstructionSet::kX86:  in GetBytesPerGprSpillLocation()
170     case InstructionSet::kX86_64:  in GetBytesPerGprSpillLocation()
173     case InstructionSet::kNone:  in GetBytesPerGprSpillLocation()
179 constexpr size_t GetBytesPerFprSpillLocation(InstructionSet isa) {  in GetBytesPerFprSpillLocation()
181     case InstructionSet::kArm:  in GetBytesPerFprSpillLocation()
183     case InstructionSet::kThumb2:  in GetBytesPerFprSpillLocation()
185     case InstructionSet::kArm64:  in GetBytesPerFprSpillLocation()
187     case InstructionSet::kX86:  in GetBytesPerFprSpillLocation()
189     case InstructionSet::kX86_64:  in GetBytesPerFprSpillLocation()
192     case InstructionSet::kNone:  in GetBytesPerFprSpillLocation()
215 constexpr size_t GetStackOverflowReservedBytes(InstructionSet isa) {  in GetStackOverflowReservedBytes()
217     case InstructionSet::kArm:      // Intentional fall-through.  in GetStackOverflowReservedBytes()
218     case InstructionSet::kThumb2:  in GetStackOverflowReservedBytes()
221     case InstructionSet::kArm64:  in GetStackOverflowReservedBytes()
224     case InstructionSet::kX86:  in GetStackOverflowReservedBytes()
227     case InstructionSet::kX86_64:  in GetStackOverflowReservedBytes()
230     case InstructionSet::kNone:  in GetStackOverflowReservedBytes()