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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_X87 | 7 #if V8_TARGET_ARCH_X87 |
8 | 8 |
9 #include "src/interface-descriptors.h" | 9 #include "src/interface-descriptors.h" |
10 | 10 |
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54 | 54 |
55 const Register ElementTransitionAndStoreDescriptor::MapRegister() { | 55 const Register ElementTransitionAndStoreDescriptor::MapRegister() { |
56 return ebx; | 56 return ebx; |
57 } | 57 } |
58 | 58 |
59 | 59 |
60 const Register InstanceofDescriptor::left() { return eax; } | 60 const Register InstanceofDescriptor::left() { return eax; } |
61 const Register InstanceofDescriptor::right() { return edx; } | 61 const Register InstanceofDescriptor::right() { return edx; } |
62 | 62 |
63 | 63 |
64 void FastNewClosureDescriptor::Initialize(Isolate* isolate) { | 64 void FastNewClosureDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
65 Register registers[] = {esi, ebx}; | 65 Register registers[] = {esi, ebx}; |
66 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 66 data->Initialize(arraysize(registers), registers, NULL); |
67 } | 67 } |
68 | 68 |
69 | 69 |
70 void FastNewContextDescriptor::Initialize(Isolate* isolate) { | 70 void FastNewContextDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
71 Register registers[] = {esi, edi}; | 71 Register registers[] = {esi, edi}; |
72 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 72 data->Initialize(arraysize(registers), registers, NULL); |
73 } | 73 } |
74 | 74 |
75 | 75 |
76 void ToNumberDescriptor::Initialize(Isolate* isolate) { | 76 void ToNumberDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
77 // ToNumberStub invokes a function, and therefore needs a context. | 77 // ToNumberStub invokes a function, and therefore needs a context. |
78 Register registers[] = {esi, eax}; | 78 Register registers[] = {esi, eax}; |
79 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 79 data->Initialize(arraysize(registers), registers, NULL); |
80 } | 80 } |
81 | 81 |
82 | 82 |
83 void NumberToStringDescriptor::Initialize(Isolate* isolate) { | 83 void NumberToStringDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
84 Register registers[] = {esi, eax}; | 84 Register registers[] = {esi, eax}; |
85 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 85 data->Initialize(arraysize(registers), registers, NULL); |
86 } | 86 } |
87 | 87 |
88 | 88 |
89 void FastCloneShallowArrayDescriptor::Initialize(Isolate* isolate) { | 89 void FastCloneShallowArrayDescriptor::Initialize( |
| 90 CallInterfaceDescriptorData* data) { |
90 Register registers[] = {esi, eax, ebx, ecx}; | 91 Register registers[] = {esi, eax, ebx, ecx}; |
91 Representation representations[] = { | 92 Representation representations[] = { |
92 Representation::Tagged(), Representation::Tagged(), Representation::Smi(), | 93 Representation::Tagged(), Representation::Tagged(), Representation::Smi(), |
93 Representation::Tagged()}; | 94 Representation::Tagged()}; |
94 InitializeData(isolate, key(), arraysize(registers), registers, | 95 data->Initialize(arraysize(registers), registers, representations); |
95 representations); | |
96 } | 96 } |
97 | 97 |
98 | 98 |
99 void FastCloneShallowObjectDescriptor::Initialize(Isolate* isolate) { | 99 void FastCloneShallowObjectDescriptor::Initialize( |
| 100 CallInterfaceDescriptorData* data) { |
100 Register registers[] = {esi, eax, ebx, ecx, edx}; | 101 Register registers[] = {esi, eax, ebx, ecx, edx}; |
101 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 102 data->Initialize(arraysize(registers), registers, NULL); |
102 } | 103 } |
103 | 104 |
104 | 105 |
105 void CreateAllocationSiteDescriptor::Initialize(Isolate* isolate) { | 106 void CreateAllocationSiteDescriptor::Initialize( |
| 107 CallInterfaceDescriptorData* data) { |
106 Register registers[] = {esi, ebx, edx}; | 108 Register registers[] = {esi, ebx, edx}; |
107 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 109 data->Initialize(arraysize(registers), registers, NULL); |
108 } | 110 } |
109 | 111 |
110 | 112 |
111 void CallFunctionDescriptor::Initialize(Isolate* isolate) { | 113 void CallFunctionDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
112 Register registers[] = {esi, edi}; | 114 Register registers[] = {esi, edi}; |
113 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 115 data->Initialize(arraysize(registers), registers, NULL); |
114 } | 116 } |
115 | 117 |
116 | 118 |
117 void CallConstructDescriptor::Initialize(Isolate* isolate) { | 119 void CallConstructDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
118 // eax : number of arguments | 120 // eax : number of arguments |
119 // ebx : feedback vector | 121 // ebx : feedback vector |
120 // edx : (only if ebx is not the megamorphic symbol) slot in feedback | 122 // edx : (only if ebx is not the megamorphic symbol) slot in feedback |
121 // vector (Smi) | 123 // vector (Smi) |
122 // edi : constructor function | 124 // edi : constructor function |
123 // TODO(turbofan): So far we don't gather type feedback and hence skip the | 125 // TODO(turbofan): So far we don't gather type feedback and hence skip the |
124 // slot parameter, but ArrayConstructStub needs the vector to be undefined. | 126 // slot parameter, but ArrayConstructStub needs the vector to be undefined. |
125 Register registers[] = {esi, eax, edi, ebx}; | 127 Register registers[] = {esi, eax, edi, ebx}; |
126 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 128 data->Initialize(arraysize(registers), registers, NULL); |
127 } | 129 } |
128 | 130 |
129 | 131 |
130 void RegExpConstructResultDescriptor::Initialize(Isolate* isolate) { | 132 void RegExpConstructResultDescriptor::Initialize( |
| 133 CallInterfaceDescriptorData* data) { |
131 Register registers[] = {esi, ecx, ebx, eax}; | 134 Register registers[] = {esi, ecx, ebx, eax}; |
132 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 135 data->Initialize(arraysize(registers), registers, NULL); |
133 } | 136 } |
134 | 137 |
135 | 138 |
136 void TransitionElementsKindDescriptor::Initialize(Isolate* isolate) { | 139 void TransitionElementsKindDescriptor::Initialize( |
| 140 CallInterfaceDescriptorData* data) { |
137 Register registers[] = {esi, eax, ebx}; | 141 Register registers[] = {esi, eax, ebx}; |
138 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 142 data->Initialize(arraysize(registers), registers, NULL); |
139 } | 143 } |
140 | 144 |
141 | 145 |
142 void ArrayConstructorConstantArgCountDescriptor::Initialize(Isolate* isolate) { | 146 void ArrayConstructorConstantArgCountDescriptor::Initialize( |
| 147 CallInterfaceDescriptorData* data) { |
143 // register state | 148 // register state |
144 // eax -- number of arguments | 149 // eax -- number of arguments |
145 // edi -- function | 150 // edi -- function |
146 // ebx -- allocation site with elements kind | 151 // ebx -- allocation site with elements kind |
147 Register registers[] = {esi, edi, ebx}; | 152 Register registers[] = {esi, edi, ebx}; |
148 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 153 data->Initialize(arraysize(registers), registers, NULL); |
149 } | 154 } |
150 | 155 |
151 | 156 |
152 void ArrayConstructorDescriptor::Initialize(Isolate* isolate) { | 157 void ArrayConstructorDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
153 // stack param count needs (constructor pointer, and single argument) | 158 // stack param count needs (constructor pointer, and single argument) |
154 Register registers[] = {esi, edi, ebx, eax}; | 159 Register registers[] = {esi, edi, ebx, eax}; |
155 Representation representations[] = { | 160 Representation representations[] = { |
156 Representation::Tagged(), Representation::Tagged(), | 161 Representation::Tagged(), Representation::Tagged(), |
157 Representation::Tagged(), Representation::Integer32()}; | 162 Representation::Tagged(), Representation::Integer32()}; |
158 InitializeData(isolate, key(), arraysize(registers), registers, | 163 data->Initialize(arraysize(registers), registers, representations); |
159 representations); | |
160 } | 164 } |
161 | 165 |
162 | 166 |
163 void InternalArrayConstructorConstantArgCountDescriptor::Initialize( | 167 void InternalArrayConstructorConstantArgCountDescriptor::Initialize( |
164 Isolate* isolate) { | 168 CallInterfaceDescriptorData* data) { |
165 // register state | 169 // register state |
166 // eax -- number of arguments | 170 // eax -- number of arguments |
167 // edi -- function | 171 // edi -- function |
168 Register registers[] = {esi, edi}; | 172 Register registers[] = {esi, edi}; |
169 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 173 data->Initialize(arraysize(registers), registers, NULL); |
170 } | 174 } |
171 | 175 |
172 | 176 |
173 void InternalArrayConstructorDescriptor::Initialize(Isolate* isolate) { | 177 void InternalArrayConstructorDescriptor::Initialize( |
| 178 CallInterfaceDescriptorData* data) { |
174 // stack param count needs (constructor pointer, and single argument) | 179 // stack param count needs (constructor pointer, and single argument) |
175 Register registers[] = {esi, edi, eax}; | 180 Register registers[] = {esi, edi, eax}; |
176 Representation representations[] = {Representation::Tagged(), | 181 Representation representations[] = {Representation::Tagged(), |
177 Representation::Tagged(), | 182 Representation::Tagged(), |
178 Representation::Integer32()}; | 183 Representation::Integer32()}; |
179 InitializeData(isolate, key(), arraysize(registers), registers, | 184 data->Initialize(arraysize(registers), registers, representations); |
180 representations); | |
181 } | 185 } |
182 | 186 |
183 | 187 |
184 void CompareNilDescriptor::Initialize(Isolate* isolate) { | 188 void CompareNilDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
185 Register registers[] = {esi, eax}; | 189 Register registers[] = {esi, eax}; |
186 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 190 data->Initialize(arraysize(registers), registers, NULL); |
187 } | 191 } |
188 | 192 |
189 | 193 |
190 void ToBooleanDescriptor::Initialize(Isolate* isolate) { | 194 void ToBooleanDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
191 Register registers[] = {esi, eax}; | 195 Register registers[] = {esi, eax}; |
192 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 196 data->Initialize(arraysize(registers), registers, NULL); |
193 } | 197 } |
194 | 198 |
195 | 199 |
196 void BinaryOpDescriptor::Initialize(Isolate* isolate) { | 200 void BinaryOpDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
197 Register registers[] = {esi, edx, eax}; | 201 Register registers[] = {esi, edx, eax}; |
198 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 202 data->Initialize(arraysize(registers), registers, NULL); |
199 } | 203 } |
200 | 204 |
201 | 205 |
202 void BinaryOpWithAllocationSiteDescriptor::Initialize(Isolate* isolate) { | 206 void BinaryOpWithAllocationSiteDescriptor::Initialize( |
| 207 CallInterfaceDescriptorData* data) { |
203 Register registers[] = {esi, ecx, edx, eax}; | 208 Register registers[] = {esi, ecx, edx, eax}; |
204 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 209 data->Initialize(arraysize(registers), registers, NULL); |
205 } | 210 } |
206 | 211 |
207 | 212 |
208 void StringAddDescriptor::Initialize(Isolate* isolate) { | 213 void StringAddDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
209 Register registers[] = {esi, edx, eax}; | 214 Register registers[] = {esi, edx, eax}; |
210 InitializeData(isolate, key(), arraysize(registers), registers, NULL); | 215 data->Initialize(arraysize(registers), registers, NULL); |
211 } | 216 } |
212 | 217 |
213 | 218 |
214 void KeyedDescriptor::Initialize(Isolate* isolate) { | 219 void KeyedDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
215 Register registers[] = { | 220 Register registers[] = { |
216 esi, // context | 221 esi, // context |
217 ecx, // key | 222 ecx, // key |
218 }; | 223 }; |
219 Representation representations[] = { | 224 Representation representations[] = { |
220 Representation::Tagged(), // context | 225 Representation::Tagged(), // context |
221 Representation::Tagged(), // key | 226 Representation::Tagged(), // key |
222 }; | 227 }; |
223 InitializeData(isolate, key(), arraysize(registers), registers, | 228 data->Initialize(arraysize(registers), registers, representations); |
224 representations); | |
225 } | 229 } |
226 | 230 |
227 | 231 |
228 void NamedDescriptor::Initialize(Isolate* isolate) { | 232 void NamedDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
229 Register registers[] = { | 233 Register registers[] = { |
230 esi, // context | 234 esi, // context |
231 ecx, // name | 235 ecx, // name |
232 }; | 236 }; |
233 Representation representations[] = { | 237 Representation representations[] = { |
234 Representation::Tagged(), // context | 238 Representation::Tagged(), // context |
235 Representation::Tagged(), // name | 239 Representation::Tagged(), // name |
236 }; | 240 }; |
237 InitializeData(isolate, key(), arraysize(registers), registers, | 241 data->Initialize(arraysize(registers), registers, representations); |
238 representations); | |
239 } | 242 } |
240 | 243 |
241 | 244 |
242 void CallHandlerDescriptor::Initialize(Isolate* isolate) { | 245 void CallHandlerDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
243 Register registers[] = { | 246 Register registers[] = { |
244 esi, // context | 247 esi, // context |
245 edx, // name | 248 edx, // name |
246 }; | 249 }; |
247 Representation representations[] = { | 250 Representation representations[] = { |
248 Representation::Tagged(), // context | 251 Representation::Tagged(), // context |
249 Representation::Tagged(), // receiver | 252 Representation::Tagged(), // receiver |
250 }; | 253 }; |
251 InitializeData(isolate, key(), arraysize(registers), registers, | 254 data->Initialize(arraysize(registers), registers, representations); |
252 representations); | |
253 } | 255 } |
254 | 256 |
255 | 257 |
256 void ArgumentAdaptorDescriptor::Initialize(Isolate* isolate) { | 258 void ArgumentAdaptorDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
257 Register registers[] = { | 259 Register registers[] = { |
258 esi, // context | 260 esi, // context |
259 edi, // JSFunction | 261 edi, // JSFunction |
260 eax, // actual number of arguments | 262 eax, // actual number of arguments |
261 ebx, // expected number of arguments | 263 ebx, // expected number of arguments |
262 }; | 264 }; |
263 Representation representations[] = { | 265 Representation representations[] = { |
264 Representation::Tagged(), // context | 266 Representation::Tagged(), // context |
265 Representation::Tagged(), // JSFunction | 267 Representation::Tagged(), // JSFunction |
266 Representation::Integer32(), // actual number of arguments | 268 Representation::Integer32(), // actual number of arguments |
267 Representation::Integer32(), // expected number of arguments | 269 Representation::Integer32(), // expected number of arguments |
268 }; | 270 }; |
269 InitializeData(isolate, key(), arraysize(registers), registers, | 271 data->Initialize(arraysize(registers), registers, representations); |
270 representations); | |
271 } | 272 } |
272 | 273 |
273 | 274 |
274 void ApiFunctionDescriptor::Initialize(Isolate* isolate) { | 275 void ApiFunctionDescriptor::Initialize(CallInterfaceDescriptorData* data) { |
275 Register registers[] = { | 276 Register registers[] = { |
276 esi, // context | 277 esi, // context |
277 eax, // callee | 278 eax, // callee |
278 ebx, // call_data | 279 ebx, // call_data |
279 ecx, // holder | 280 ecx, // holder |
280 edx, // api_function_address | 281 edx, // api_function_address |
281 }; | 282 }; |
282 Representation representations[] = { | 283 Representation representations[] = { |
283 Representation::Tagged(), // context | 284 Representation::Tagged(), // context |
284 Representation::Tagged(), // callee | 285 Representation::Tagged(), // callee |
285 Representation::Tagged(), // call_data | 286 Representation::Tagged(), // call_data |
286 Representation::Tagged(), // holder | 287 Representation::Tagged(), // holder |
287 Representation::External(), // api_function_address | 288 Representation::External(), // api_function_address |
288 }; | 289 }; |
289 InitializeData(isolate, key(), arraysize(registers), registers, | 290 data->Initialize(arraysize(registers), registers, representations); |
290 representations); | |
291 } | 291 } |
292 } | 292 } |
293 } // namespace v8::internal | 293 } // namespace v8::internal |
294 | 294 |
295 #endif // V8_TARGET_ARCH_X87 | 295 #endif // V8_TARGET_ARCH_X87 |
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