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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_MIPS64 | 5 #if V8_TARGET_ARCH_MIPS64 |
6 | 6 |
7 #include "src/bootstrapper.h" | 7 #include "src/bootstrapper.h" |
8 #include "src/code-stubs.h" | 8 #include "src/code-stubs.h" |
9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
10 #include "src/ic/handler-compiler.h" | 10 #include "src/ic/handler-compiler.h" |
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1694 | 1694 |
1695 // v0 = address of new object(s) (tagged) | 1695 // v0 = address of new object(s) (tagged) |
1696 // a2 = argument count (smi-tagged) | 1696 // a2 = argument count (smi-tagged) |
1697 // Get the arguments boilerplate from the current native context into a4. | 1697 // Get the arguments boilerplate from the current native context into a4. |
1698 const int kNormalOffset = | 1698 const int kNormalOffset = |
1699 Context::SlotOffset(Context::SLOPPY_ARGUMENTS_MAP_INDEX); | 1699 Context::SlotOffset(Context::SLOPPY_ARGUMENTS_MAP_INDEX); |
1700 const int kAliasedOffset = | 1700 const int kAliasedOffset = |
1701 Context::SlotOffset(Context::FAST_ALIASED_ARGUMENTS_MAP_INDEX); | 1701 Context::SlotOffset(Context::FAST_ALIASED_ARGUMENTS_MAP_INDEX); |
1702 | 1702 |
1703 __ ld(a4, MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX))); | 1703 __ ld(a4, MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX))); |
1704 __ ld(a4, FieldMemOperand(a4, GlobalObject::kNativeContextOffset)); | 1704 __ ld(a4, FieldMemOperand(a4, JSGlobalObject::kNativeContextOffset)); |
1705 Label skip2_ne, skip2_eq; | 1705 Label skip2_ne, skip2_eq; |
1706 __ Branch(&skip2_ne, ne, a6, Operand(zero_reg)); | 1706 __ Branch(&skip2_ne, ne, a6, Operand(zero_reg)); |
1707 __ ld(a4, MemOperand(a4, kNormalOffset)); | 1707 __ ld(a4, MemOperand(a4, kNormalOffset)); |
1708 __ bind(&skip2_ne); | 1708 __ bind(&skip2_ne); |
1709 | 1709 |
1710 __ Branch(&skip2_eq, eq, a6, Operand(zero_reg)); | 1710 __ Branch(&skip2_eq, eq, a6, Operand(zero_reg)); |
1711 __ ld(a4, MemOperand(a4, kAliasedOffset)); | 1711 __ ld(a4, MemOperand(a4, kAliasedOffset)); |
1712 __ bind(&skip2_eq); | 1712 __ bind(&skip2_eq); |
1713 | 1713 |
1714 // v0 = address of new object (tagged) | 1714 // v0 = address of new object (tagged) |
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1898 __ Daddu(t1, t1, Operand(FixedArray::kHeaderSize / kPointerSize)); | 1898 __ Daddu(t1, t1, Operand(FixedArray::kHeaderSize / kPointerSize)); |
1899 __ bind(&add_arguments_object); | 1899 __ bind(&add_arguments_object); |
1900 __ Daddu(t1, t1, Operand(Heap::kStrictArgumentsObjectSize / kPointerSize)); | 1900 __ Daddu(t1, t1, Operand(Heap::kStrictArgumentsObjectSize / kPointerSize)); |
1901 | 1901 |
1902 // Do the allocation of both objects in one go. | 1902 // Do the allocation of both objects in one go. |
1903 __ Allocate(t1, v0, a4, a5, &runtime, | 1903 __ Allocate(t1, v0, a4, a5, &runtime, |
1904 static_cast<AllocationFlags>(TAG_OBJECT | SIZE_IN_WORDS)); | 1904 static_cast<AllocationFlags>(TAG_OBJECT | SIZE_IN_WORDS)); |
1905 | 1905 |
1906 // Get the arguments boilerplate from the current native context. | 1906 // Get the arguments boilerplate from the current native context. |
1907 __ ld(a4, MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX))); | 1907 __ ld(a4, MemOperand(cp, Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX))); |
1908 __ ld(a4, FieldMemOperand(a4, GlobalObject::kNativeContextOffset)); | 1908 __ ld(a4, FieldMemOperand(a4, JSGlobalObject::kNativeContextOffset)); |
1909 __ ld(a4, MemOperand(a4, Context::SlotOffset( | 1909 __ ld(a4, MemOperand(a4, Context::SlotOffset( |
1910 Context::STRICT_ARGUMENTS_MAP_INDEX))); | 1910 Context::STRICT_ARGUMENTS_MAP_INDEX))); |
1911 | 1911 |
1912 __ sd(a4, FieldMemOperand(v0, JSObject::kMapOffset)); | 1912 __ sd(a4, FieldMemOperand(v0, JSObject::kMapOffset)); |
1913 __ LoadRoot(a5, Heap::kEmptyFixedArrayRootIndex); | 1913 __ LoadRoot(a5, Heap::kEmptyFixedArrayRootIndex); |
1914 __ sd(a5, FieldMemOperand(v0, JSObject::kPropertiesOffset)); | 1914 __ sd(a5, FieldMemOperand(v0, JSObject::kPropertiesOffset)); |
1915 __ sd(a5, FieldMemOperand(v0, JSObject::kElementsOffset)); | 1915 __ sd(a5, FieldMemOperand(v0, JSObject::kElementsOffset)); |
1916 | 1916 |
1917 // Get the length (smi tagged) and set that as an in-object property too. | 1917 // Get the length (smi tagged) and set that as an in-object property too. |
1918 STATIC_ASSERT(Heap::kArgumentsLengthIndex == 0); | 1918 STATIC_ASSERT(Heap::kArgumentsLengthIndex == 0); |
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5792 MemOperand(fp, 6 * kPointerSize), NULL); | 5792 MemOperand(fp, 6 * kPointerSize), NULL); |
5793 } | 5793 } |
5794 | 5794 |
5795 | 5795 |
5796 #undef __ | 5796 #undef __ |
5797 | 5797 |
5798 } // namespace internal | 5798 } // namespace internal |
5799 } // namespace v8 | 5799 } // namespace v8 |
5800 | 5800 |
5801 #endif // V8_TARGET_ARCH_MIPS64 | 5801 #endif // V8_TARGET_ARCH_MIPS64 |
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