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Issue 976693002: Revert of Implement subclassing Arrays. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 9 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 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_ARM 7 #if V8_TARGET_ARCH_ARM
8 8
9 #include "src/base/bits.h" 9 #include "src/base/bits.h"
10 #include "src/bootstrapper.h" 10 #include "src/bootstrapper.h"
(...skipping 4621 matching lines...) Expand 10 before | Expand all | Expand 10 after
4632 __ ldr(r3, FieldMemOperand(r2, AllocationSite::kTransitionInfoOffset)); 4632 __ ldr(r3, FieldMemOperand(r2, AllocationSite::kTransitionInfoOffset));
4633 __ SmiUntag(r3); 4633 __ SmiUntag(r3);
4634 STATIC_ASSERT(AllocationSite::ElementsKindBits::kShift == 0); 4634 STATIC_ASSERT(AllocationSite::ElementsKindBits::kShift == 0);
4635 __ and_(r3, r3, Operand(AllocationSite::ElementsKindBits::kMask)); 4635 __ and_(r3, r3, Operand(AllocationSite::ElementsKindBits::kMask));
4636 GenerateDispatchToArrayStub(masm, DONT_OVERRIDE); 4636 GenerateDispatchToArrayStub(masm, DONT_OVERRIDE);
4637 4637
4638 __ bind(&no_info); 4638 __ bind(&no_info);
4639 GenerateDispatchToArrayStub(masm, DISABLE_ALLOCATION_SITES); 4639 GenerateDispatchToArrayStub(masm, DISABLE_ALLOCATION_SITES);
4640 4640
4641 __ bind(&subclassing); 4641 __ bind(&subclassing);
4642 __ push(r1); 4642 __ TailCallRuntime(Runtime::kThrowArrayNotSubclassableError, 0, 1);
4643 __ push(r3);
4644
4645 // Adjust argc.
4646 switch (argument_count()) {
4647 case ANY:
4648 case MORE_THAN_ONE:
4649 __ add(r0, r0, Operand(2));
4650 break;
4651 case NONE:
4652 __ mov(r0, Operand(2));
4653 break;
4654 case ONE:
4655 __ mov(r0, Operand(3));
4656 break;
4657 }
4658
4659 __ JumpToExternalReference(
4660 ExternalReference(Runtime::kArrayConstructorWithSubclassing, isolate()));
4661 } 4643 }
4662 4644
4663 4645
4664 void InternalArrayConstructorStub::GenerateCase( 4646 void InternalArrayConstructorStub::GenerateCase(
4665 MacroAssembler* masm, ElementsKind kind) { 4647 MacroAssembler* masm, ElementsKind kind) {
4666 __ cmp(r0, Operand(1)); 4648 __ cmp(r0, Operand(1));
4667 4649
4668 InternalArrayNoArgumentConstructorStub stub0(isolate(), kind); 4650 InternalArrayNoArgumentConstructorStub stub0(isolate(), kind);
4669 __ TailCallStub(&stub0, lo); 4651 __ TailCallStub(&stub0, lo);
4670 4652
(...skipping 383 matching lines...) Expand 10 before | Expand all | Expand 10 after
5054 kStackUnwindSpace, NULL, 5036 kStackUnwindSpace, NULL,
5055 MemOperand(fp, 6 * kPointerSize), NULL); 5037 MemOperand(fp, 6 * kPointerSize), NULL);
5056 } 5038 }
5057 5039
5058 5040
5059 #undef __ 5041 #undef __
5060 5042
5061 } } // namespace v8::internal 5043 } } // namespace v8::internal
5062 5044
5063 #endif // V8_TARGET_ARCH_ARM 5045 #endif // V8_TARGET_ARCH_ARM
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