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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 #if V8_TARGET_ARCH_MIPS | 5 #if V8_TARGET_ARCH_MIPS |
6 | 6 |
7 #include "src/base/bits.h" | 7 #include "src/base/bits.h" |
8 #include "src/bootstrapper.h" | 8 #include "src/bootstrapper.h" |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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5012 __ Assert(ne, kUnexpectedInitialMapForArrayFunction, | 5012 __ Assert(ne, kUnexpectedInitialMapForArrayFunction, |
5013 at, Operand(zero_reg)); | 5013 at, Operand(zero_reg)); |
5014 __ GetObjectType(t0, t0, t1); | 5014 __ GetObjectType(t0, t0, t1); |
5015 __ Assert(eq, kUnexpectedInitialMapForArrayFunction, | 5015 __ Assert(eq, kUnexpectedInitialMapForArrayFunction, |
5016 t1, Operand(MAP_TYPE)); | 5016 t1, Operand(MAP_TYPE)); |
5017 | 5017 |
5018 // We should either have undefined in a2 or a valid AllocationSite | 5018 // We should either have undefined in a2 or a valid AllocationSite |
5019 __ AssertUndefinedOrAllocationSite(a2, t0); | 5019 __ AssertUndefinedOrAllocationSite(a2, t0); |
5020 } | 5020 } |
5021 | 5021 |
| 5022 // Enter the context of the Array function. |
| 5023 __ lw(cp, FieldMemOperand(a1, JSFunction::kContextOffset)); |
| 5024 |
5022 Label subclassing; | 5025 Label subclassing; |
5023 __ Branch(&subclassing, ne, a1, Operand(a3)); | 5026 __ Branch(&subclassing, ne, a1, Operand(a3)); |
5024 | 5027 |
5025 Label no_info; | 5028 Label no_info; |
5026 // Get the elements kind and case on that. | 5029 // Get the elements kind and case on that. |
5027 __ LoadRoot(at, Heap::kUndefinedValueRootIndex); | 5030 __ LoadRoot(at, Heap::kUndefinedValueRootIndex); |
5028 __ Branch(&no_info, eq, a2, Operand(at)); | 5031 __ Branch(&no_info, eq, a2, Operand(at)); |
5029 | 5032 |
5030 __ lw(a3, FieldMemOperand(a2, AllocationSite::kTransitionInfoOffset)); | 5033 __ lw(a3, FieldMemOperand(a2, AllocationSite::kTransitionInfoOffset)); |
5031 __ SmiUntag(a3); | 5034 __ SmiUntag(a3); |
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5583 MemOperand(fp, 6 * kPointerSize), NULL); | 5586 MemOperand(fp, 6 * kPointerSize), NULL); |
5584 } | 5587 } |
5585 | 5588 |
5586 | 5589 |
5587 #undef __ | 5590 #undef __ |
5588 | 5591 |
5589 } // namespace internal | 5592 } // namespace internal |
5590 } // namespace v8 | 5593 } // namespace v8 |
5591 | 5594 |
5592 #endif // V8_TARGET_ARCH_MIPS | 5595 #endif // V8_TARGET_ARCH_MIPS |
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