OLD | NEW |
1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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_X64 | 7 #if V8_TARGET_ARCH_X64 |
8 | 8 |
9 #include "src/ic/call-optimization.h" | 9 #include "src/ic/call-optimization.h" |
10 #include "src/ic/handler-compiler.h" | 10 #include "src/ic/handler-compiler.h" |
(...skipping 482 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
493 } | 493 } |
494 | 494 |
495 // Go to the next object in the prototype chain. | 495 // Go to the next object in the prototype chain. |
496 current = prototype; | 496 current = prototype; |
497 current_map = handle(current->map()); | 497 current_map = handle(current->map()); |
498 } | 498 } |
499 | 499 |
500 // Log the check depth. | 500 // Log the check depth. |
501 LOG(isolate(), IntEvent("check-maps-depth", depth + 1)); | 501 LOG(isolate(), IntEvent("check-maps-depth", depth + 1)); |
502 | 502 |
503 if (!current_map->IsJSGlobalObjectMap() && | 503 if (depth != 0 || check == CHECK_ALL_MAPS) { |
504 (depth != 0 || check == CHECK_ALL_MAPS)) { | |
505 __ movp(scratch1, FieldOperand(reg, HeapObject::kMapOffset)); | 504 __ movp(scratch1, FieldOperand(reg, HeapObject::kMapOffset)); |
506 Handle<WeakCell> cell = Map::WeakCellForMap(current_map); | 505 Handle<WeakCell> cell = Map::WeakCellForMap(current_map); |
507 __ CmpWeakValue(scratch1, cell, scratch2); | 506 __ CmpWeakValue(scratch1, cell, scratch2); |
508 __ j(not_equal, miss); | 507 __ j(not_equal, miss); |
509 } | 508 } |
510 | 509 |
511 // Return the register containing the holder. | 510 // Return the register containing the holder. |
512 return reg; | 511 return reg; |
513 } | 512 } |
514 | 513 |
(...skipping 245 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
760 // Return the generated code. | 759 // Return the generated code. |
761 return GetCode(kind(), Code::NORMAL, name); | 760 return GetCode(kind(), Code::NORMAL, name); |
762 } | 761 } |
763 | 762 |
764 | 763 |
765 #undef __ | 764 #undef __ |
766 } | 765 } |
767 } // namespace v8::internal | 766 } // namespace v8::internal |
768 | 767 |
769 #endif // V8_TARGET_ARCH_X64 | 768 #endif // V8_TARGET_ARCH_X64 |
OLD | NEW |