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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 // Note on Mips implementation: | 7 // Note on Mips implementation: |
| 8 // | 8 // |
| 9 // The result_register() for mips is the 'v0' register, which is defined | 9 // The result_register() for mips is the 'v0' register, which is defined |
| 10 // by the ABI to contain function return values. However, the first | 10 // by the ABI to contain function return values. However, the first |
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| 1458 __ lw(a0, MemOperand(sp)); | 1458 __ lw(a0, MemOperand(sp)); |
| 1459 PushOperand(a0); | 1459 PushOperand(a0); |
| 1460 VisitForStackValue(value); | 1460 VisitForStackValue(value); |
| 1461 DCHECK(property->emit_store()); | 1461 DCHECK(property->emit_store()); |
| 1462 CallRuntimeWithOperands(Runtime::kInternalSetPrototype); | 1462 CallRuntimeWithOperands(Runtime::kInternalSetPrototype); |
| 1463 PrepareForBailoutForId(expr->GetIdForPropertySet(property_index), | 1463 PrepareForBailoutForId(expr->GetIdForPropertySet(property_index), |
| 1464 BailoutState::NO_REGISTERS); | 1464 BailoutState::NO_REGISTERS); |
| 1465 break; | 1465 break; |
| 1466 case ObjectLiteral::Property::GETTER: | 1466 case ObjectLiteral::Property::GETTER: |
| 1467 if (property->emit_store()) { | 1467 if (property->emit_store()) { |
| 1468 accessor_table.lookup(key)->second->getter = property; | 1468 AccessorTable::Iterator it = accessor_table.lookup(key); |
| 1469 it->second->bailout_id = expr->GetIdForPropertySet(property_index); |
| 1470 it->second->getter = property; |
| 1469 } | 1471 } |
| 1470 break; | 1472 break; |
| 1471 case ObjectLiteral::Property::SETTER: | 1473 case ObjectLiteral::Property::SETTER: |
| 1472 if (property->emit_store()) { | 1474 if (property->emit_store()) { |
| 1473 accessor_table.lookup(key)->second->setter = property; | 1475 AccessorTable::Iterator it = accessor_table.lookup(key); |
| 1476 it->second->bailout_id = expr->GetIdForPropertySet(property_index); |
| 1477 it->second->setter = property; |
| 1474 } | 1478 } |
| 1475 break; | 1479 break; |
| 1476 } | 1480 } |
| 1477 } | 1481 } |
| 1478 | 1482 |
| 1479 // Emit code to define accessors, using only a single call to the runtime for | 1483 // Emit code to define accessors, using only a single call to the runtime for |
| 1480 // each pair of corresponding getters and setters. | 1484 // each pair of corresponding getters and setters. |
| 1481 for (AccessorTable::Iterator it = accessor_table.begin(); | 1485 for (AccessorTable::Iterator it = accessor_table.begin(); |
| 1482 it != accessor_table.end(); | 1486 it != accessor_table.end(); |
| 1483 ++it) { | 1487 ++it) { |
| 1484 __ lw(a0, MemOperand(sp)); // Duplicate receiver. | 1488 __ lw(a0, MemOperand(sp)); // Duplicate receiver. |
| 1485 PushOperand(a0); | 1489 PushOperand(a0); |
| 1486 VisitForStackValue(it->first); | 1490 VisitForStackValue(it->first); |
| 1487 EmitAccessor(it->second->getter); | 1491 EmitAccessor(it->second->getter); |
| 1488 EmitAccessor(it->second->setter); | 1492 EmitAccessor(it->second->setter); |
| 1489 __ li(a0, Operand(Smi::FromInt(NONE))); | 1493 __ li(a0, Operand(Smi::FromInt(NONE))); |
| 1490 PushOperand(a0); | 1494 PushOperand(a0); |
| 1491 CallRuntimeWithOperands(Runtime::kDefineAccessorPropertyUnchecked); | 1495 CallRuntimeWithOperands(Runtime::kDefineAccessorPropertyUnchecked); |
| 1496 PrepareForBailoutForId(it->second->bailout_id, BailoutState::NO_REGISTERS); |
| 1492 } | 1497 } |
| 1493 | 1498 |
| 1494 // Object literals have two parts. The "static" part on the left contains no | 1499 // Object literals have two parts. The "static" part on the left contains no |
| 1495 // computed property names, and so we can compute its map ahead of time; see | 1500 // computed property names, and so we can compute its map ahead of time; see |
| 1496 // runtime.cc::CreateObjectLiteralBoilerplate. The second "dynamic" part | 1501 // runtime.cc::CreateObjectLiteralBoilerplate. The second "dynamic" part |
| 1497 // starts with the first computed property name, and continues with all | 1502 // starts with the first computed property name, and continues with all |
| 1498 // properties to its right. All the code from above initializes the static | 1503 // properties to its right. All the code from above initializes the static |
| 1499 // component of the object literal, and arranges for the map of the result to | 1504 // component of the object literal, and arranges for the map of the result to |
| 1500 // reflect the static order in which the keys appear. For the dynamic | 1505 // reflect the static order in which the keys appear. For the dynamic |
| 1501 // properties, we compile them into a series of "SetOwnProperty" runtime | 1506 // properties, we compile them into a series of "SetOwnProperty" runtime |
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| 3780 reinterpret_cast<uint32_t>( | 3785 reinterpret_cast<uint32_t>( |
| 3781 isolate->builtins()->OnStackReplacement()->entry())); | 3786 isolate->builtins()->OnStackReplacement()->entry())); |
| 3782 return ON_STACK_REPLACEMENT; | 3787 return ON_STACK_REPLACEMENT; |
| 3783 } | 3788 } |
| 3784 | 3789 |
| 3785 | 3790 |
| 3786 } // namespace internal | 3791 } // namespace internal |
| 3787 } // namespace v8 | 3792 } // namespace v8 |
| 3788 | 3793 |
| 3789 #endif // V8_TARGET_ARCH_MIPS | 3794 #endif // V8_TARGET_ARCH_MIPS |
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