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;
73 const char* GetInstructionSetString(InstructionSet isa);
76 InstructionSet GetInstructionSetFromString(const char* instruction_set);
79 NO_RETURN void InstructionSetAbort(InstructionSet isa);
81 constexpr PointerSize GetInstructionSetPointerSize(InstructionSet isa) {  in GetInstructionSetPointerSize()
83     case InstructionSet::kArm:  in GetInstructionSetPointerSize()
85     case InstructionSet::kThumb2:  in GetInstructionSetPointerSize()
87     case InstructionSet::kArm64:  in GetInstructionSetPointerSize()
89     case InstructionSet::kX86:  in GetInstructionSetPointerSize()
91     case InstructionSet::kX86_64:  in GetInstructionSetPointerSize()
94     case InstructionSet::kNone:  in GetInstructionSetPointerSize()
100 constexpr size_t GetInstructionSetInstructionAlignment(InstructionSet isa) {  in GetInstructionSetInstructionAlignment()
102     case InstructionSet::kArm:  in GetInstructionSetInstructionAlignment()
104     case InstructionSet::kThumb2:  in GetInstructionSetInstructionAlignment()
106     case InstructionSet::kArm64:  in GetInstructionSetInstructionAlignment()
108     case InstructionSet::kX86:  in GetInstructionSetInstructionAlignment()
110     case InstructionSet::kX86_64:  in GetInstructionSetInstructionAlignment()
113     case InstructionSet::kNone:  in GetInstructionSetInstructionAlignment()
119 constexpr bool IsValidInstructionSet(InstructionSet isa) {  in IsValidInstructionSet()
121     case InstructionSet::kArm:  in IsValidInstructionSet()
122     case InstructionSet::kThumb2:  in IsValidInstructionSet()
123     case InstructionSet::kArm64:  in IsValidInstructionSet()
124     case InstructionSet::kX86:  in IsValidInstructionSet()
125     case InstructionSet::kX86_64:  in IsValidInstructionSet()
128     case InstructionSet::kNone:  in IsValidInstructionSet()
134 size_t GetInstructionSetAlignment(InstructionSet isa);
136 constexpr bool Is64BitInstructionSet(InstructionSet isa) {  in Is64BitInstructionSet()
138     case InstructionSet::kArm:  in Is64BitInstructionSet()
139     case InstructionSet::kThumb2:  in Is64BitInstructionSet()
140     case InstructionSet::kX86:  in Is64BitInstructionSet()
143     case InstructionSet::kArm64:  in Is64BitInstructionSet()
144     case InstructionSet::kX86_64:  in Is64BitInstructionSet()
147     case InstructionSet::kNone:  in Is64BitInstructionSet()
153 constexpr PointerSize InstructionSetPointerSize(InstructionSet isa) {  in InstructionSetPointerSize()
157 constexpr size_t GetBytesPerGprSpillLocation(InstructionSet isa) {  in GetBytesPerGprSpillLocation()
159     case InstructionSet::kArm:  in GetBytesPerGprSpillLocation()
161     case InstructionSet::kThumb2:  in GetBytesPerGprSpillLocation()
163     case InstructionSet::kArm64:  in GetBytesPerGprSpillLocation()
165     case InstructionSet::kX86:  in GetBytesPerGprSpillLocation()
167     case InstructionSet::kX86_64:  in GetBytesPerGprSpillLocation()
170     case InstructionSet::kNone:  in GetBytesPerGprSpillLocation()
176 constexpr size_t GetBytesPerFprSpillLocation(InstructionSet isa) {  in GetBytesPerFprSpillLocation()
178     case InstructionSet::kArm:  in GetBytesPerFprSpillLocation()
180     case InstructionSet::kThumb2:  in GetBytesPerFprSpillLocation()
182     case InstructionSet::kArm64:  in GetBytesPerFprSpillLocation()
184     case InstructionSet::kX86:  in GetBytesPerFprSpillLocation()
186     case InstructionSet::kX86_64:  in GetBytesPerFprSpillLocation()
189     case InstructionSet::kNone:  in GetBytesPerFprSpillLocation()
212 constexpr size_t GetStackOverflowReservedBytes(InstructionSet isa) {  in GetStackOverflowReservedBytes()
214     case InstructionSet::kArm:      // Intentional fall-through.  in GetStackOverflowReservedBytes()
215     case InstructionSet::kThumb2:  in GetStackOverflowReservedBytes()
218     case InstructionSet::kArm64:  in GetStackOverflowReservedBytes()
221     case InstructionSet::kX86:  in GetStackOverflowReservedBytes()
224     case InstructionSet::kX86_64:  in GetStackOverflowReservedBytes()
227     case InstructionSet::kNone:  in GetStackOverflowReservedBytes()