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| 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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| 462 // Check that the receiver is a valid JS object. | 462 // Check that the receiver is a valid JS object. |
| 463 __ mov(eax, FieldOperand(edx, HeapObject::kMapOffset)); | 463 __ mov(eax, FieldOperand(edx, HeapObject::kMapOffset)); |
| 464 __ movzx_b(eax, FieldOperand(eax, Map::kInstanceTypeOffset)); | 464 __ movzx_b(eax, FieldOperand(eax, Map::kInstanceTypeOffset)); |
| 465 __ cmp(eax, FIRST_JS_OBJECT_TYPE); | 465 __ cmp(eax, FIRST_JS_OBJECT_TYPE); |
| 466 __ j(less, &miss, not_taken); | 466 __ j(less, &miss, not_taken); |
| 467 | 467 |
| 468 // If this assert fails, we have to check upper bound too. | 468 // If this assert fails, we have to check upper bound too. |
| 469 ASSERT(LAST_TYPE == JS_FUNCTION_TYPE); | 469 ASSERT(LAST_TYPE == JS_FUNCTION_TYPE); |
| 470 | 470 |
| 471 // Check for access to global object. | 471 // Check for access to global object. |
| 472 __ cmp(eax, JS_GLOBAL_OBJECT_TYPE); | 472 __ cmp(eax, JS_GLOBAL_PROXY_TYPE); |
| 473 __ j(equal, &global, not_taken); | 473 __ j(equal, &global, not_taken); |
| 474 | 474 |
| 475 // Search the dictionary placing the result in edx. | 475 // Search the dictionary placing the result in edx. |
| 476 __ bind(&probe); | 476 __ bind(&probe); |
| 477 GenerateDictionaryLoad(masm, &miss, eax, edx, ebx, ecx); | 477 GenerateDictionaryLoad(masm, &miss, eax, edx, ebx, ecx); |
| 478 | 478 |
| 479 // Move the result to register edi and check that it isn't a smi. | 479 // Move the result to register edi and check that it isn't a smi. |
| 480 __ mov(edi, Operand(edx)); | 480 __ mov(edi, Operand(edx)); |
| 481 __ test(edx, Immediate(kSmiTagMask)); | 481 __ test(edx, Immediate(kSmiTagMask)); |
| 482 __ j(zero, &miss, not_taken); | 482 __ j(zero, &miss, not_taken); |
| 483 | 483 |
| 484 // Check that the value is a JavaScript function. | 484 // Check that the value is a JavaScript function. |
| 485 __ mov(edx, FieldOperand(edx, HeapObject::kMapOffset)); | 485 __ mov(edx, FieldOperand(edx, HeapObject::kMapOffset)); |
| 486 __ movzx_b(edx, FieldOperand(edx, Map::kInstanceTypeOffset)); | 486 __ movzx_b(edx, FieldOperand(edx, Map::kInstanceTypeOffset)); |
| 487 __ cmp(edx, JS_FUNCTION_TYPE); | 487 __ cmp(edx, JS_FUNCTION_TYPE); |
| 488 __ j(not_equal, &miss, not_taken); | 488 __ j(not_equal, &miss, not_taken); |
| 489 | 489 |
| 490 // Invoke the function. | 490 // Invoke the function. |
| 491 ParameterCount actual(argc); | 491 ParameterCount actual(argc); |
| 492 __ InvokeFunction(edi, actual, JUMP_FUNCTION); | 492 __ InvokeFunction(edi, actual, JUMP_FUNCTION); |
| 493 | 493 |
| 494 // Global object access: Check access rights. | 494 // Global object access: Check access rights. |
| 495 __ bind(&global); | 495 __ bind(&global); |
| 496 __ CheckAccessGlobal(edx, eax, &miss); | 496 __ CheckAccessGlobalProxy(edx, eax, &miss); |
| 497 __ jmp(&probe); | 497 __ jmp(&probe); |
| 498 | 498 |
| 499 // Cache miss: Jump to runtime. | 499 // Cache miss: Jump to runtime. |
| 500 __ bind(&miss); | 500 __ bind(&miss); |
| 501 Generate(masm, argc, ExternalReference(IC_Utility(kCallIC_Miss))); | 501 Generate(masm, argc, ExternalReference(IC_Utility(kCallIC_Miss))); |
| 502 } | 502 } |
| 503 | 503 |
| 504 | 504 |
| 505 void CallIC::Generate(MacroAssembler* masm, | 505 void CallIC::Generate(MacroAssembler* masm, |
| 506 int argc, | 506 int argc, |
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| 576 // Check that the receiver is a valid JS object. | 576 // Check that the receiver is a valid JS object. |
| 577 __ mov(edx, FieldOperand(eax, HeapObject::kMapOffset)); | 577 __ mov(edx, FieldOperand(eax, HeapObject::kMapOffset)); |
| 578 __ movzx_b(edx, FieldOperand(edx, Map::kInstanceTypeOffset)); | 578 __ movzx_b(edx, FieldOperand(edx, Map::kInstanceTypeOffset)); |
| 579 __ cmp(edx, FIRST_JS_OBJECT_TYPE); | 579 __ cmp(edx, FIRST_JS_OBJECT_TYPE); |
| 580 __ j(less, &miss, not_taken); | 580 __ j(less, &miss, not_taken); |
| 581 | 581 |
| 582 // If this assert fails, we have to check upper bound too. | 582 // If this assert fails, we have to check upper bound too. |
| 583 ASSERT(LAST_TYPE == JS_FUNCTION_TYPE); | 583 ASSERT(LAST_TYPE == JS_FUNCTION_TYPE); |
| 584 | 584 |
| 585 // Check for access to global object (unlikely). | 585 // Check for access to global object (unlikely). |
| 586 __ cmp(edx, JS_GLOBAL_OBJECT_TYPE); | 586 __ cmp(edx, JS_GLOBAL_PROXY_TYPE); |
| 587 __ j(equal, &global, not_taken); | 587 __ j(equal, &global, not_taken); |
| 588 | 588 |
| 589 // Search the dictionary placing the result in eax. | 589 // Search the dictionary placing the result in eax. |
| 590 __ bind(&probe); | 590 __ bind(&probe); |
| 591 GenerateDictionaryLoad(masm, &miss, edx, eax, ebx, ecx); | 591 GenerateDictionaryLoad(masm, &miss, edx, eax, ebx, ecx); |
| 592 __ ret(0); | 592 __ ret(0); |
| 593 | 593 |
| 594 // Global object access: Check access rights. | 594 // Global object access: Check access rights. |
| 595 __ bind(&global); | 595 __ bind(&global); |
| 596 __ CheckAccessGlobal(eax, edx, &miss); | 596 __ CheckAccessGlobalProxy(eax, edx, &miss); |
| 597 __ jmp(&probe); | 597 __ jmp(&probe); |
| 598 | 598 |
| 599 // Cache miss: Restore receiver from stack and jump to runtime. | 599 // Cache miss: Restore receiver from stack and jump to runtime. |
| 600 __ bind(&miss); | 600 __ bind(&miss); |
| 601 __ mov(eax, Operand(esp, 1 * kPointerSize)); | 601 __ mov(eax, Operand(esp, 1 * kPointerSize)); |
| 602 Generate(masm, ExternalReference(IC_Utility(kLoadIC_Miss))); | 602 Generate(masm, ExternalReference(IC_Utility(kLoadIC_Miss))); |
| 603 } | 603 } |
| 604 | 604 |
| 605 | 605 |
| 606 void LoadIC::GenerateMiss(MacroAssembler* masm) { | 606 void LoadIC::GenerateMiss(MacroAssembler* masm) { |
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| 769 | 769 |
| 770 // Do tail-call to runtime routine. | 770 // Do tail-call to runtime routine. |
| 771 __ TailCallRuntime( | 771 __ TailCallRuntime( |
| 772 ExternalReference(IC_Utility(kSharedStoreIC_ExtendStorage)), 3); | 772 ExternalReference(IC_Utility(kSharedStoreIC_ExtendStorage)), 3); |
| 773 } | 773 } |
| 774 | 774 |
| 775 #undef __ | 775 #undef __ |
| 776 | 776 |
| 777 | 777 |
| 778 } } // namespace v8::internal | 778 } } // namespace v8::internal |
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