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Issue 9227007: Version 3.8.6 (Closed) Base URL: http://v8.googlecode.com/svn/trunk/
Patch Set: Created 8 years, 11 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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1010 __ lw(a1, FieldMemOperand(a2, HeapObject::kMapOffset)); 1010 __ lw(a1, FieldMemOperand(a2, HeapObject::kMapOffset));
1011 __ LoadRoot(at, Heap::kMetaMapRootIndex); 1011 __ LoadRoot(at, Heap::kMetaMapRootIndex);
1012 __ Branch(&fixed_array, ne, a1, Operand(at)); 1012 __ Branch(&fixed_array, ne, a1, Operand(at));
1013 1013
1014 // We got a map in register v0. Get the enumeration cache from it. 1014 // We got a map in register v0. Get the enumeration cache from it.
1015 __ bind(&use_cache); 1015 __ bind(&use_cache);
1016 __ LoadInstanceDescriptors(v0, a1); 1016 __ LoadInstanceDescriptors(v0, a1);
1017 __ lw(a1, FieldMemOperand(a1, DescriptorArray::kEnumerationIndexOffset)); 1017 __ lw(a1, FieldMemOperand(a1, DescriptorArray::kEnumerationIndexOffset));
1018 __ lw(a2, FieldMemOperand(a1, DescriptorArray::kEnumCacheBridgeCacheOffset)); 1018 __ lw(a2, FieldMemOperand(a1, DescriptorArray::kEnumCacheBridgeCacheOffset));
1019 1019
1020 // Setup the four remaining stack slots. 1020 // Set up the four remaining stack slots.
1021 __ push(v0); // Map. 1021 __ push(v0); // Map.
1022 __ lw(a1, FieldMemOperand(a2, FixedArray::kLengthOffset)); 1022 __ lw(a1, FieldMemOperand(a2, FixedArray::kLengthOffset));
1023 __ li(a0, Operand(Smi::FromInt(0))); 1023 __ li(a0, Operand(Smi::FromInt(0)));
1024 // Push enumeration cache, enumeration cache length (as smi) and zero. 1024 // Push enumeration cache, enumeration cache length (as smi) and zero.
1025 __ Push(a2, a1, a0); 1025 __ Push(a2, a1, a0);
1026 __ jmp(&loop); 1026 __ jmp(&loop);
1027 1027
1028 // We got a fixed array in register v0. Iterate through that. 1028 // We got a fixed array in register v0. Iterate through that.
1029 Label non_proxy; 1029 Label non_proxy;
1030 __ bind(&fixed_array); 1030 __ bind(&fixed_array);
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4426 *context_length = 0; 4426 *context_length = 0;
4427 return previous_; 4427 return previous_;
4428 } 4428 }
4429 4429
4430 4430
4431 #undef __ 4431 #undef __
4432 4432
4433 } } // namespace v8::internal 4433 } } // namespace v8::internal
4434 4434
4435 #endif // V8_TARGET_ARCH_MIPS 4435 #endif // V8_TARGET_ARCH_MIPS
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