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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 "v8.h" | 5 #include "v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_MIPS | 7 #if V8_TARGET_ARCH_MIPS |
8 | 8 |
9 // Note on Mips implementation: | 9 // Note on Mips implementation: |
10 // | 10 // |
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1659 __ li(a2, Operand(Smi::FromInt(expr->literal_index()))); | 1659 __ li(a2, Operand(Smi::FromInt(expr->literal_index()))); |
1660 __ li(a1, Operand(constant_properties)); | 1660 __ li(a1, Operand(constant_properties)); |
1661 int flags = expr->fast_elements() | 1661 int flags = expr->fast_elements() |
1662 ? ObjectLiteral::kFastElements | 1662 ? ObjectLiteral::kFastElements |
1663 : ObjectLiteral::kNoFlags; | 1663 : ObjectLiteral::kNoFlags; |
1664 flags |= expr->has_function() | 1664 flags |= expr->has_function() |
1665 ? ObjectLiteral::kHasFunction | 1665 ? ObjectLiteral::kHasFunction |
1666 : ObjectLiteral::kNoFlags; | 1666 : ObjectLiteral::kNoFlags; |
1667 __ li(a0, Operand(Smi::FromInt(flags))); | 1667 __ li(a0, Operand(Smi::FromInt(flags))); |
1668 int properties_count = constant_properties->length() / 2; | 1668 int properties_count = constant_properties->length() / 2; |
1669 if (expr->may_store_doubles() || expr->depth() > 1 || Serializer::enabled() || | 1669 if (expr->may_store_doubles() || expr->depth() > 1 || |
1670 flags != ObjectLiteral::kFastElements || | 1670 Serializer::enabled(isolate()) || flags != ObjectLiteral::kFastElements || |
1671 properties_count > FastCloneShallowObjectStub::kMaximumClonedProperties) { | 1671 properties_count > FastCloneShallowObjectStub::kMaximumClonedProperties) { |
1672 __ Push(a3, a2, a1, a0); | 1672 __ Push(a3, a2, a1, a0); |
1673 __ CallRuntime(Runtime::kHiddenCreateObjectLiteral, 4); | 1673 __ CallRuntime(Runtime::kHiddenCreateObjectLiteral, 4); |
1674 } else { | 1674 } else { |
1675 FastCloneShallowObjectStub stub(isolate(), properties_count); | 1675 FastCloneShallowObjectStub stub(isolate(), properties_count); |
1676 __ CallStub(&stub); | 1676 __ CallStub(&stub); |
1677 } | 1677 } |
1678 | 1678 |
1679 // If result_saved is true the result is on top of the stack. If | 1679 // If result_saved is true the result is on top of the stack. If |
1680 // result_saved is false the result is in v0. | 1680 // result_saved is false the result is in v0. |
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1814 if (has_fast_elements && constant_elements_values->map() == | 1814 if (has_fast_elements && constant_elements_values->map() == |
1815 isolate()->heap()->fixed_cow_array_map()) { | 1815 isolate()->heap()->fixed_cow_array_map()) { |
1816 FastCloneShallowArrayStub stub( | 1816 FastCloneShallowArrayStub stub( |
1817 isolate(), | 1817 isolate(), |
1818 FastCloneShallowArrayStub::COPY_ON_WRITE_ELEMENTS, | 1818 FastCloneShallowArrayStub::COPY_ON_WRITE_ELEMENTS, |
1819 allocation_site_mode, | 1819 allocation_site_mode, |
1820 length); | 1820 length); |
1821 __ CallStub(&stub); | 1821 __ CallStub(&stub); |
1822 __ IncrementCounter(isolate()->counters()->cow_arrays_created_stub(), | 1822 __ IncrementCounter(isolate()->counters()->cow_arrays_created_stub(), |
1823 1, a1, a2); | 1823 1, a1, a2); |
1824 } else if (expr->depth() > 1 || Serializer::enabled() || | 1824 } else if (expr->depth() > 1 || Serializer::enabled(isolate()) || |
1825 length > FastCloneShallowArrayStub::kMaximumClonedLength) { | 1825 length > FastCloneShallowArrayStub::kMaximumClonedLength) { |
1826 __ li(a0, Operand(Smi::FromInt(flags))); | 1826 __ li(a0, Operand(Smi::FromInt(flags))); |
1827 __ Push(a3, a2, a1, a0); | 1827 __ Push(a3, a2, a1, a0); |
1828 __ CallRuntime(Runtime::kHiddenCreateArrayLiteral, 4); | 1828 __ CallRuntime(Runtime::kHiddenCreateArrayLiteral, 4); |
1829 } else { | 1829 } else { |
1830 ASSERT(IsFastSmiOrObjectElementsKind(constant_elements_kind) || | 1830 ASSERT(IsFastSmiOrObjectElementsKind(constant_elements_kind) || |
1831 FLAG_smi_only_arrays); | 1831 FLAG_smi_only_arrays); |
1832 FastCloneShallowArrayStub::Mode mode = | 1832 FastCloneShallowArrayStub::Mode mode = |
1833 FastCloneShallowArrayStub::CLONE_ANY_ELEMENTS; | 1833 FastCloneShallowArrayStub::CLONE_ANY_ELEMENTS; |
1834 | 1834 |
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4943 Assembler::target_address_at(pc_immediate_load_address)) == | 4943 Assembler::target_address_at(pc_immediate_load_address)) == |
4944 reinterpret_cast<uint32_t>( | 4944 reinterpret_cast<uint32_t>( |
4945 isolate->builtins()->OsrAfterStackCheck()->entry())); | 4945 isolate->builtins()->OsrAfterStackCheck()->entry())); |
4946 return OSR_AFTER_STACK_CHECK; | 4946 return OSR_AFTER_STACK_CHECK; |
4947 } | 4947 } |
4948 | 4948 |
4949 | 4949 |
4950 } } // namespace v8::internal | 4950 } } // namespace v8::internal |
4951 | 4951 |
4952 #endif // V8_TARGET_ARCH_MIPS | 4952 #endif // V8_TARGET_ARCH_MIPS |
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