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Issue 160268: More X64 inline cache implementation. (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 11 years, 4 months ago
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1 // Copyright 2009 the V8 project authors. All rights reserved. 1 // Copyright 2009 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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408 408
409 __ bind(&miss); 409 __ bind(&miss);
410 __ IncrementCounter(&Counters::named_load_global_inline_miss, 1); 410 __ IncrementCounter(&Counters::named_load_global_inline_miss, 1);
411 GenerateLoadMiss(masm(), Code::LOAD_IC); 411 GenerateLoadMiss(masm(), Code::LOAD_IC);
412 412
413 // Return the generated code. 413 // Return the generated code.
414 return GetCode(NORMAL, name); 414 return GetCode(NORMAL, name);
415 } 415 }
416 416
417 417
418 Object* KeyedLoadStubCompiler::CompileLoadArrayLength(String* name) {
419 UNIMPLEMENTED();
420 return NULL;
421 }
422
423
424 Object* KeyedLoadStubCompiler::CompileLoadCallback(String* name,
425 JSObject* object,
426 JSObject* holder,
427 AccessorInfo* callback) {
428 UNIMPLEMENTED();
429 return NULL;
430 }
431
432
433 Object* KeyedLoadStubCompiler::CompileLoadConstant(String* name,
434 JSObject* object,
435 JSObject* holder,
436 Object* callback) {
437 UNIMPLEMENTED();
438 return NULL;
439 }
440
441
442 Object* KeyedLoadStubCompiler::CompileLoadFunctionPrototype(String* name) {
443 UNIMPLEMENTED();
444 return NULL;
445 }
446
447
448 Object* KeyedLoadStubCompiler::CompileLoadInterceptor(JSObject* object,
449 JSObject* holder,
450 String* name) {
451 UNIMPLEMENTED();
452 return NULL;
453 }
454
455
456 Object* KeyedLoadStubCompiler::CompileLoadStringLength(String* name) {
457 UNIMPLEMENTED();
458 return NULL;
459 }
460
461
462
463 Object* StoreStubCompiler::CompileStoreCallback(JSObject* a, 418 Object* StoreStubCompiler::CompileStoreCallback(JSObject* a,
464 AccessorInfo* b, 419 AccessorInfo* b,
465 String* c) { 420 String* c) {
466 // TODO(X64): Implement a real stub. 421 // TODO(X64): Implement a real stub.
467 return Failure::InternalError(); 422 return Failure::InternalError();
468 } 423 }
469 424
470 425
471 Object* StoreStubCompiler::CompileStoreField(JSObject* object, 426 Object* StoreStubCompiler::CompileStoreField(JSObject* object,
472 int index, 427 int index,
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568 523
569 __ bind(&miss); 524 __ bind(&miss);
570 __ DecrementCounter(&Counters::keyed_load_field, 1); 525 __ DecrementCounter(&Counters::keyed_load_field, 1);
571 GenerateLoadMiss(masm(), Code::KEYED_LOAD_IC); 526 GenerateLoadMiss(masm(), Code::KEYED_LOAD_IC);
572 527
573 // Return the generated code. 528 // Return the generated code.
574 return GetCode(FIELD, name); 529 return GetCode(FIELD, name);
575 } 530 }
576 531
577 532
533 Object* KeyedLoadStubCompiler::CompileLoadArrayLength(String* name) {
534 // TODO(X64): Implement a real stub.
535 return Failure::InternalError();
536 }
537
538 Object* KeyedLoadStubCompiler::CompileLoadCallback(String* name,
539 JSObject* object,
540 JSObject* holder,
541 AccessorInfo* callback) {
542 // TODO(X64): Implement a real stub.
543 return Failure::InternalError();
544 }
545
546 Object* KeyedLoadStubCompiler::CompileLoadConstant(String* name,
547 JSObject* object,
548 JSObject* holder,
549 Object* callback) {
550 // TODO(X64): Implement a real stub.
551 return Failure::InternalError();
552 }
553
554
555 Object* KeyedLoadStubCompiler::CompileLoadFunctionPrototype(String* name) {
556 // TODO(X64): Implement a real stub.
557 return Failure::InternalError();
558 }
559
560 Object* KeyedLoadStubCompiler::CompileLoadInterceptor(JSObject* object,
561 JSObject* holder,
562 String* name) {
563 // TODO(X64): Implement a real stub.
564 return Failure::InternalError();
565 }
566
567 Object* KeyedLoadStubCompiler::CompileLoadStringLength(String* name) {
568 // TODO(X64): Implement a real stub.
569 return Failure::InternalError();
570 }
571
572
573 Object* KeyedStoreStubCompiler::CompileStoreField(JSObject* object,
574 int index,
575 Map* transition,
576 String* name) {
577 // ----------- S t a t e -------------
578 // -- rax : value
579 // -- rsp[0] : return address
580 // -- rsp[8] : key
581 // -- rsp[16] : receiver
582 // -----------------------------------
583 Label miss;
584
585 __ IncrementCounter(&Counters::keyed_store_field, 1);
586
587 // Get the name from the stack.
588 __ movq(rcx, Operand(rsp, 1 * kPointerSize));
589 // Check that the name has not changed.
590 __ Cmp(rcx, Handle<String>(name));
591 __ j(not_equal, &miss);
592
593 // Get the object from the stack.
594 __ movq(rbx, Operand(rsp, 2 * kPointerSize));
595
596 // Generate store field code. Trashes the name register.
597 GenerateStoreField(masm(),
598 Builtins::KeyedStoreIC_ExtendStorage,
599 object,
600 index,
601 transition,
602 rbx, rcx, rdx,
603 &miss);
604
605 // Handle store cache miss.
606 __ bind(&miss);
607 __ DecrementCounter(&Counters::keyed_store_field, 1);
608 Handle<Code> ic(Builtins::builtin(Builtins::KeyedStoreIC_Miss));
609 __ Jump(ic, RelocInfo::CODE_TARGET);
610
611 // Return the generated code.
612 return GetCode(transition == NULL ? FIELD : MAP_TRANSITION, name);
613 }
614
615
578 // TODO(1241006): Avoid having lazy compile stubs specialized by the 616 // TODO(1241006): Avoid having lazy compile stubs specialized by the
579 // number of arguments. It is not needed anymore. 617 // number of arguments. It is not needed anymore.
580 Object* StubCompiler::CompileLazyCompile(Code::Flags flags) { 618 Object* StubCompiler::CompileLazyCompile(Code::Flags flags) {
581 // Enter an internal frame. 619 // Enter an internal frame.
582 __ EnterInternalFrame(); 620 __ EnterInternalFrame();
583 621
584 // Push a copy of the function onto the stack. 622 // Push a copy of the function onto the stack.
585 __ push(rdi); 623 __ push(rdi);
586 624
587 __ push(rdi); // function is also the parameter to the runtime call 625 __ push(rdi); // function is also the parameter to the runtime call
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897 935
898 // Return the value (register rax). 936 // Return the value (register rax).
899 __ ret(0); 937 __ ret(0);
900 } 938 }
901 939
902 940
903 #undef __ 941 #undef __
904 942
905 943
906 } } // namespace v8::internal 944 } } // namespace v8::internal
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