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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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| 359 // Check that the receiver is a valid JS object. | 359 // Check that the receiver is a valid JS object. |
| 360 __ ldr(r0, FieldMemOperand(r1, HeapObject::kMapOffset)); | 360 __ ldr(r0, FieldMemOperand(r1, HeapObject::kMapOffset)); |
| 361 __ ldrb(r0, FieldMemOperand(r0, Map::kInstanceTypeOffset)); | 361 __ ldrb(r0, FieldMemOperand(r0, Map::kInstanceTypeOffset)); |
| 362 __ cmp(r0, Operand(FIRST_JS_OBJECT_TYPE)); | 362 __ cmp(r0, Operand(FIRST_JS_OBJECT_TYPE)); |
| 363 __ b(lt, &miss); | 363 __ b(lt, &miss); |
| 364 | 364 |
| 365 // If this assert fails, we have to check upper bound too. | 365 // If this assert fails, we have to check upper bound too. |
| 366 ASSERT(LAST_TYPE == JS_FUNCTION_TYPE); | 366 ASSERT(LAST_TYPE == JS_FUNCTION_TYPE); |
| 367 | 367 |
| 368 // Check for access to global object (unlikely). | 368 // Check for access to global object (unlikely). |
| 369 __ cmp(r0, Operand(JS_GLOBAL_OBJECT_TYPE)); | 369 __ cmp(r0, Operand(JS_GLOBAL_PROXY_TYPE)); |
| 370 __ b(eq, &global); | 370 __ b(eq, &global); |
| 371 | 371 |
| 372 // Search the dictionary placing the result in r1. | 372 // Search the dictionary placing the result in r1. |
| 373 __ bind(&probe); | 373 __ bind(&probe); |
| 374 GenerateDictionaryLoad(masm, &done, &miss, r0, r1); | 374 GenerateDictionaryLoad(masm, &done, &miss, r0, r1); |
| 375 | 375 |
| 376 // Check that the value isn't a smi. | 376 // Check that the value isn't a smi. |
| 377 __ tst(r1, Operand(kSmiTagMask)); | 377 __ tst(r1, Operand(kSmiTagMask)); |
| 378 __ b(eq, &miss); | 378 __ b(eq, &miss); |
| 379 | 379 |
| 380 // Check that the value is a JSFunction. | 380 // Check that the value is a JSFunction. |
| 381 __ ldr(r0, FieldMemOperand(r1, HeapObject::kMapOffset)); | 381 __ ldr(r0, FieldMemOperand(r1, HeapObject::kMapOffset)); |
| 382 __ ldrb(r0, FieldMemOperand(r0, Map::kInstanceTypeOffset)); | 382 __ ldrb(r0, FieldMemOperand(r0, Map::kInstanceTypeOffset)); |
| 383 __ cmp(r0, Operand(JS_FUNCTION_TYPE)); | 383 __ cmp(r0, Operand(JS_FUNCTION_TYPE)); |
| 384 __ b(ne, &miss); | 384 __ b(ne, &miss); |
| 385 | 385 |
| 386 // Patch the function on the stack; 1 ~ receiver. | 386 // Patch the function on the stack; 1 ~ receiver. |
| 387 __ str(r1, MemOperand(sp, (argc + 1) * kPointerSize)); | 387 __ str(r1, MemOperand(sp, (argc + 1) * kPointerSize)); |
| 388 | 388 |
| 389 // Invoke the function. | 389 // Invoke the function. |
| 390 ParameterCount actual(argc); | 390 ParameterCount actual(argc); |
| 391 __ InvokeFunction(r1, actual, JUMP_FUNCTION); | 391 __ InvokeFunction(r1, actual, JUMP_FUNCTION); |
| 392 | 392 |
| 393 // Global object access: Check access rights. | 393 // Global object access: Check access rights. |
| 394 __ bind(&global); | 394 __ bind(&global); |
| 395 __ CheckAccessGlobal(r1, r0, &miss); | 395 __ CheckAccessGlobalProxy(r1, r0, &miss); |
| 396 __ b(&probe); | 396 __ b(&probe); |
| 397 | 397 |
| 398 // Cache miss: Jump to runtime. | 398 // Cache miss: Jump to runtime. |
| 399 __ bind(&miss); | 399 __ bind(&miss); |
| 400 Generate(masm, argc, ExternalReference(IC_Utility(kCallIC_Miss))); | 400 Generate(masm, argc, ExternalReference(IC_Utility(kCallIC_Miss))); |
| 401 } | 401 } |
| 402 | 402 |
| 403 | 403 |
| 404 void CallIC::Generate(MacroAssembler* masm, | 404 void CallIC::Generate(MacroAssembler* masm, |
| 405 int argc, | 405 int argc, |
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| 475 | 475 |
| 476 // Check that the receiver is a valid JS object. | 476 // Check that the receiver is a valid JS object. |
| 477 __ ldr(r1, FieldMemOperand(r0, HeapObject::kMapOffset)); | 477 __ ldr(r1, FieldMemOperand(r0, HeapObject::kMapOffset)); |
| 478 __ ldrb(r1, FieldMemOperand(r1, Map::kInstanceTypeOffset)); | 478 __ ldrb(r1, FieldMemOperand(r1, Map::kInstanceTypeOffset)); |
| 479 __ cmp(r1, Operand(FIRST_JS_OBJECT_TYPE)); | 479 __ cmp(r1, Operand(FIRST_JS_OBJECT_TYPE)); |
| 480 __ b(lt, &miss); | 480 __ b(lt, &miss); |
| 481 // If this assert fails, we have to check upper bound too. | 481 // If this assert fails, we have to check upper bound too. |
| 482 ASSERT(LAST_TYPE == JS_FUNCTION_TYPE); | 482 ASSERT(LAST_TYPE == JS_FUNCTION_TYPE); |
| 483 | 483 |
| 484 // Check for access to global object (unlikely). | 484 // Check for access to global object (unlikely). |
| 485 __ cmp(r1, Operand(JS_GLOBAL_OBJECT_TYPE)); | 485 __ cmp(r1, Operand(JS_GLOBAL_PROXY_TYPE)); |
| 486 __ b(eq, &global); | 486 __ b(eq, &global); |
| 487 | 487 |
| 488 | 488 |
| 489 __ bind(&probe); | 489 __ bind(&probe); |
| 490 GenerateDictionaryLoad(masm, &done, &miss, r1, r0); | 490 GenerateDictionaryLoad(masm, &done, &miss, r1, r0); |
| 491 __ Ret(); | 491 __ Ret(); |
| 492 | 492 |
| 493 // Global object access: Check access rights. | 493 // Global object access: Check access rights. |
| 494 __ bind(&global); | 494 __ bind(&global); |
| 495 __ CheckAccessGlobal(r0, r1, &miss); | 495 __ CheckAccessGlobalProxy(r0, r1, &miss); |
| 496 __ b(&probe); | 496 __ b(&probe); |
| 497 | 497 |
| 498 // Cache miss: Restore receiver from stack and jump to runtime. | 498 // Cache miss: Restore receiver from stack and jump to runtime. |
| 499 __ bind(&miss); | 499 __ bind(&miss); |
| 500 Generate(masm, ExternalReference(IC_Utility(kLoadIC_Miss))); | 500 Generate(masm, ExternalReference(IC_Utility(kLoadIC_Miss))); |
| 501 } | 501 } |
| 502 | 502 |
| 503 | 503 |
| 504 void LoadIC::GenerateMiss(MacroAssembler* masm) { | 504 void LoadIC::GenerateMiss(MacroAssembler* masm) { |
| 505 Generate(masm, ExternalReference(IC_Utility(kLoadIC_Miss))); | 505 Generate(masm, ExternalReference(IC_Utility(kLoadIC_Miss))); |
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| 591 | 591 |
| 592 // Perform tail call to the entry. | 592 // Perform tail call to the entry. |
| 593 __ TailCallRuntime(f, 3); | 593 __ TailCallRuntime(f, 3); |
| 594 } | 594 } |
| 595 | 595 |
| 596 | 596 |
| 597 #undef __ | 597 #undef __ |
| 598 | 598 |
| 599 | 599 |
| 600 } } // namespace v8::internal | 600 } } // namespace v8::internal |
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