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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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125 break; | 125 break; |
126 case EXTERNAL_UNSIGNED_INT_ARRAY_TYPE: | 126 case EXTERNAL_UNSIGNED_INT_ARRAY_TYPE: |
127 ExternalUnsignedIntArray::cast(this)->ExternalUnsignedIntArrayVerify(); | 127 ExternalUnsignedIntArray::cast(this)->ExternalUnsignedIntArrayVerify(); |
128 break; | 128 break; |
129 case EXTERNAL_FLOAT_ARRAY_TYPE: | 129 case EXTERNAL_FLOAT_ARRAY_TYPE: |
130 ExternalFloatArray::cast(this)->ExternalFloatArrayVerify(); | 130 ExternalFloatArray::cast(this)->ExternalFloatArrayVerify(); |
131 break; | 131 break; |
132 case EXTERNAL_DOUBLE_ARRAY_TYPE: | 132 case EXTERNAL_DOUBLE_ARRAY_TYPE: |
133 ExternalDoubleArray::cast(this)->ExternalDoubleArrayVerify(); | 133 ExternalDoubleArray::cast(this)->ExternalDoubleArrayVerify(); |
134 break; | 134 break; |
135 case FIXED_UINT8_ARRAY_TYPE: | |
136 FixedUint8Array::cast(this)->FixedTypedArrayVerify(); | |
137 break; | |
138 case FIXED_INT8_ARRAY_TYPE: | |
139 FixedInt8Array::cast(this)->FixedTypedArrayVerify(); | |
140 break; | |
141 case FIXED_UINT16_ARRAY_TYPE: | |
142 FixedUint16Array::cast(this)->FixedTypedArrayVerify(); | |
143 break; | |
144 case FIXED_INT16_ARRAY_TYPE: | |
145 FixedInt16Array::cast(this)->FixedTypedArrayVerify(); | |
146 break; | |
147 case FIXED_UINT32_ARRAY_TYPE: | |
148 FixedUint32Array::cast(this)->FixedTypedArrayVerify(); | |
149 break; | |
150 case FIXED_INT32_ARRAY_TYPE: | |
151 FixedInt32Array::cast(this)->FixedTypedArrayVerify(); | |
152 break; | |
153 case FIXED_FLOAT32_ARRAY_TYPE: | |
154 FixedFloat32Array::cast(this)->FixedTypedArrayVerify(); | |
155 break; | |
156 case FIXED_FLOAT64_ARRAY_TYPE: | |
157 FixedFloat64Array::cast(this)->FixedTypedArrayVerify(); | |
158 break; | |
159 case FIXED_UINT8_CLAMPED_ARRAY_TYPE: | |
160 FixedUint8ClampedArray::cast(this)->FixedTypedArrayVerify(); | |
161 break; | |
162 case CODE_TYPE: | 135 case CODE_TYPE: |
163 Code::cast(this)->CodeVerify(); | 136 Code::cast(this)->CodeVerify(); |
164 break; | 137 break; |
165 case ODDBALL_TYPE: | 138 case ODDBALL_TYPE: |
166 Oddball::cast(this)->OddballVerify(); | 139 Oddball::cast(this)->OddballVerify(); |
167 break; | 140 break; |
168 case JS_OBJECT_TYPE: | 141 case JS_OBJECT_TYPE: |
169 case JS_CONTEXT_EXTENSION_OBJECT_TYPE: | 142 case JS_CONTEXT_EXTENSION_OBJECT_TYPE: |
170 JSObject::cast(this)->JSObjectVerify(); | 143 JSObject::cast(this)->JSObjectVerify(); |
171 break; | 144 break; |
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327 void ExternalFloatArray::ExternalFloatArrayVerify() { | 300 void ExternalFloatArray::ExternalFloatArrayVerify() { |
328 CHECK(IsExternalFloatArray()); | 301 CHECK(IsExternalFloatArray()); |
329 } | 302 } |
330 | 303 |
331 | 304 |
332 void ExternalDoubleArray::ExternalDoubleArrayVerify() { | 305 void ExternalDoubleArray::ExternalDoubleArrayVerify() { |
333 CHECK(IsExternalDoubleArray()); | 306 CHECK(IsExternalDoubleArray()); |
334 } | 307 } |
335 | 308 |
336 | 309 |
337 template <class Traits> | |
338 void FixedTypedArray<Traits>::FixedTypedArrayVerify() { | |
339 CHECK(IsHeapObject() && | |
340 HeapObject::cast(this)->map()->instance_type() == | |
341 Traits::kInstanceType); | |
342 } | |
343 | |
344 | |
345 bool JSObject::ElementsAreSafeToExamine() { | 310 bool JSObject::ElementsAreSafeToExamine() { |
346 return (FLAG_use_gvn && FLAG_use_allocation_folding) || | 311 return (FLAG_use_gvn && FLAG_use_allocation_folding) || |
347 reinterpret_cast<Map*>(elements()) != | 312 reinterpret_cast<Map*>(elements()) != |
348 GetHeap()->one_pointer_filler_map(); | 313 GetHeap()->one_pointer_filler_map(); |
349 } | 314 } |
350 | 315 |
351 | 316 |
352 void JSObject::JSObjectVerify() { | 317 void JSObject::JSObjectVerify() { |
353 VerifyHeapPointer(properties()); | 318 VerifyHeapPointer(properties()); |
354 VerifyHeapPointer(elements()); | 319 VerifyHeapPointer(elements()); |
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1115 break; | 1080 break; |
1116 } | 1081 } |
1117 case EXTERNAL_BYTE_ELEMENTS: | 1082 case EXTERNAL_BYTE_ELEMENTS: |
1118 case EXTERNAL_UNSIGNED_BYTE_ELEMENTS: | 1083 case EXTERNAL_UNSIGNED_BYTE_ELEMENTS: |
1119 case EXTERNAL_SHORT_ELEMENTS: | 1084 case EXTERNAL_SHORT_ELEMENTS: |
1120 case EXTERNAL_UNSIGNED_SHORT_ELEMENTS: | 1085 case EXTERNAL_UNSIGNED_SHORT_ELEMENTS: |
1121 case EXTERNAL_INT_ELEMENTS: | 1086 case EXTERNAL_INT_ELEMENTS: |
1122 case EXTERNAL_UNSIGNED_INT_ELEMENTS: | 1087 case EXTERNAL_UNSIGNED_INT_ELEMENTS: |
1123 case EXTERNAL_FLOAT_ELEMENTS: | 1088 case EXTERNAL_FLOAT_ELEMENTS: |
1124 case EXTERNAL_DOUBLE_ELEMENTS: | 1089 case EXTERNAL_DOUBLE_ELEMENTS: |
1125 case EXTERNAL_PIXEL_ELEMENTS: | 1090 case EXTERNAL_PIXEL_ELEMENTS: { |
1126 case UINT8_ELEMENTS: | |
1127 case INT8_ELEMENTS: | |
1128 case UINT16_ELEMENTS: | |
1129 case INT16_ELEMENTS: | |
1130 case UINT32_ELEMENTS: | |
1131 case INT32_ELEMENTS: | |
1132 case FLOAT32_ELEMENTS: | |
1133 case FLOAT64_ELEMENTS: | |
1134 case UINT8_CLAMPED_ELEMENTS: { | |
1135 info->number_of_objects_with_fast_elements_++; | 1091 info->number_of_objects_with_fast_elements_++; |
1136 FixedArrayBase* e = FixedArrayBase::cast(elements()); | 1092 ExternalPixelArray* e = ExternalPixelArray::cast(elements()); |
1137 info->number_of_fast_used_elements_ += e->length(); | 1093 info->number_of_fast_used_elements_ += e->length(); |
1138 break; | 1094 break; |
1139 } | 1095 } |
1140 case DICTIONARY_ELEMENTS: { | 1096 case DICTIONARY_ELEMENTS: { |
1141 SeededNumberDictionary* dict = element_dictionary(); | 1097 SeededNumberDictionary* dict = element_dictionary(); |
1142 info->number_of_slow_used_elements_ += dict->NumberOfElements(); | 1098 info->number_of_slow_used_elements_ += dict->NumberOfElements(); |
1143 info->number_of_slow_unused_elements_ += | 1099 info->number_of_slow_unused_elements_ += |
1144 dict->Capacity() - dict->NumberOfElements(); | 1100 dict->Capacity() - dict->NumberOfElements(); |
1145 break; | 1101 break; |
1146 } | 1102 } |
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1241 for (int i = 0; i < number_of_transitions(); ++i) { | 1197 for (int i = 0; i < number_of_transitions(); ++i) { |
1242 if (!CheckOneBackPointer(current_map, GetTarget(i))) return false; | 1198 if (!CheckOneBackPointer(current_map, GetTarget(i))) return false; |
1243 } | 1199 } |
1244 return true; | 1200 return true; |
1245 } | 1201 } |
1246 | 1202 |
1247 | 1203 |
1248 #endif // DEBUG | 1204 #endif // DEBUG |
1249 | 1205 |
1250 } } // namespace v8::internal | 1206 } } // namespace v8::internal |
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