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Issue 13004017: More preparation for removal of dart:scalarlist (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 7 years, 9 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 // 4 //
5 // The intrinsic code below is executed before a method has built its frame. 5 // The intrinsic code below is executed before a method has built its frame.
6 // The return address is on the stack and the arguments below it. 6 // The return address is on the stack and the arguments below it.
7 // Registers EDX (arguments descriptor) and ECX (function) must be preserved. 7 // Registers EDX (arguments descriptor) and ECX (function) must be preserved.
8 // Each intrinsification method returns true if the corresponding 8 // Each intrinsification method returns true if the corresponding
9 // Dart method was intrinsified. 9 // Dart method was intrinsified.
10 10
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451 EAX); 451 EAX);
452 const Immediate& raw_null = 452 const Immediate& raw_null =
453 Immediate(reinterpret_cast<int32_t>(Object::null())); 453 Immediate(reinterpret_cast<int32_t>(Object::null()));
454 __ movl(EAX, raw_null); 454 __ movl(EAX, raw_null);
455 __ ret(); 455 __ ret();
456 __ Bind(&fall_through); 456 __ Bind(&fall_through);
457 return false; 457 return false;
458 } 458 }
459 459
460 460
461 // Gets the length of a ByteArray.
462 bool Intrinsifier::ByteArrayBase_getLength(Assembler* assembler) {
463 __ movl(EAX, Address(ESP, + 1 * kWordSize));
464 __ movl(EAX, FieldAddress(EAX, ByteArray::length_offset()));
465 __ ret();
466 return true;
467 }
468
469
470 #define TYPED_ARRAY_ALLOCATION(type_name, cid, max_len, scale_factor) \ 461 #define TYPED_ARRAY_ALLOCATION(type_name, cid, max_len, scale_factor) \
471 Label fall_through; \ 462 Label fall_through; \
472 const intptr_t kArrayLengthStackOffset = 1 * kWordSize; \ 463 const intptr_t kArrayLengthStackOffset = 1 * kWordSize; \
473 __ movl(EDI, Address(ESP, kArrayLengthStackOffset)); /* Array length. */ \ 464 __ movl(EDI, Address(ESP, kArrayLengthStackOffset)); /* Array length. */ \
474 /* Check that length is a positive Smi. */ \ 465 /* Check that length is a positive Smi. */ \
475 /* EDI: requested array length argument. */ \ 466 /* EDI: requested array length argument. */ \
476 __ testl(EDI, Immediate(kSmiTagSize)); \ 467 __ testl(EDI, Immediate(kSmiTagSize)); \
477 __ j(NOT_ZERO, &fall_through); \ 468 __ j(NOT_ZERO, &fall_through); \
478 __ cmpl(EDI, Immediate(0)); \ 469 __ cmpl(EDI, Immediate(0)); \
479 __ j(LESS, &fall_through); \ 470 __ j(LESS, &fall_through); \
(...skipping 73 matching lines...) Expand 10 before | Expand all | Expand 10 after
553 __ j(ABOVE_EQUAL, &done, Assembler::kNearJump); \ 544 __ j(ABOVE_EQUAL, &done, Assembler::kNearJump); \
554 __ movl(Address(EDI, 0), ECX); \ 545 __ movl(Address(EDI, 0), ECX); \
555 __ addl(EDI, Immediate(kWordSize)); \ 546 __ addl(EDI, Immediate(kWordSize)); \
556 __ jmp(&init_loop, Assembler::kNearJump); \ 547 __ jmp(&init_loop, Assembler::kNearJump); \
557 __ Bind(&done); \ 548 __ Bind(&done); \
558 \ 549 \
559 __ ret(); \ 550 __ ret(); \
560 __ Bind(&fall_through); \ 551 __ Bind(&fall_through); \
561 552
562 553
563 #define SCALARLIST_ALLOCATOR(clazz, scale) \
564 bool Intrinsifier::clazz##_new(Assembler* assembler) { \
565 ScaleFactor scale_fac = scale; \
566 TYPED_ARRAY_ALLOCATION(clazz, k##clazz##Cid, clazz::kMaxElements, scale_fac);\
567 return false; \
568 } \
569 bool Intrinsifier::clazz##_factory(Assembler* assembler) { \
570 ScaleFactor scale_fac = scale; \
571 TYPED_ARRAY_ALLOCATION(clazz, k##clazz##Cid, clazz::kMaxElements, scale_fac);\
572 return false; \
573 }
574
575
576 SCALARLIST_ALLOCATOR(Int8Array, TIMES_1)
577 SCALARLIST_ALLOCATOR(Uint8Array, TIMES_1)
578 SCALARLIST_ALLOCATOR(Uint8ClampedArray, TIMES_1)
579 SCALARLIST_ALLOCATOR(Int16Array, TIMES_2)
580 SCALARLIST_ALLOCATOR(Uint16Array, TIMES_2)
581 SCALARLIST_ALLOCATOR(Int32Array, TIMES_4)
582 SCALARLIST_ALLOCATOR(Uint32Array, TIMES_4)
583 SCALARLIST_ALLOCATOR(Int64Array, TIMES_8)
584 SCALARLIST_ALLOCATOR(Uint64Array, TIMES_8)
585 SCALARLIST_ALLOCATOR(Float32Array, TIMES_4)
586 SCALARLIST_ALLOCATOR(Float64Array, TIMES_8)
587
588
589 bool Intrinsifier::Int64Array_getIndexed(Assembler* assembler) {
590 return false;
591 }
592
593
594 bool Intrinsifier::Uint64Array_getIndexed(Assembler* assembler) {
595 return false;
596 }
597
598 554
599 // Gets the length of a TypedData. 555 // Gets the length of a TypedData.
600 bool Intrinsifier::TypedData_getLength(Assembler* assembler) { 556 bool Intrinsifier::TypedData_getLength(Assembler* assembler) {
601 __ movl(EAX, Address(ESP, + 1 * kWordSize)); 557 __ movl(EAX, Address(ESP, + 1 * kWordSize));
602 __ movl(EAX, FieldAddress(EAX, TypedData::length_offset())); 558 __ movl(EAX, FieldAddress(EAX, TypedData::length_offset()));
603 __ ret(); 559 __ ret();
604 return true; 560 return true;
605 } 561 }
606 562
607 563
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1539 __ SmiTag(EAX); 1495 __ SmiTag(EAX);
1540 __ movl(FieldAddress(EBX, String::hash_offset()), EAX); 1496 __ movl(FieldAddress(EBX, String::hash_offset()), EAX);
1541 __ ret(); 1497 __ ret();
1542 return true; 1498 return true;
1543 } 1499 }
1544 1500
1545 #undef __ 1501 #undef __
1546 } // namespace dart 1502 } // namespace dart
1547 1503
1548 #endif // defined TARGET_ARCH_IA32 1504 #endif // defined TARGET_ARCH_IA32
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