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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 "src/v8.h" | 5 #include "src/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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1222 | 1222 |
1223 // Check if the expected map still matches that of the enumerable. | 1223 // Check if the expected map still matches that of the enumerable. |
1224 // If not, we may have to filter the key. | 1224 // If not, we may have to filter the key. |
1225 Label update_each; | 1225 Label update_each; |
1226 __ lw(a1, MemOperand(sp, 4 * kPointerSize)); | 1226 __ lw(a1, MemOperand(sp, 4 * kPointerSize)); |
1227 __ lw(t0, FieldMemOperand(a1, HeapObject::kMapOffset)); | 1227 __ lw(t0, FieldMemOperand(a1, HeapObject::kMapOffset)); |
1228 __ Branch(&update_each, eq, t0, Operand(a2)); | 1228 __ Branch(&update_each, eq, t0, Operand(a2)); |
1229 | 1229 |
1230 // For proxies, no filtering is done. | 1230 // For proxies, no filtering is done. |
1231 // TODO(rossberg): What if only a prototype is a proxy? Not specified yet. | 1231 // TODO(rossberg): What if only a prototype is a proxy? Not specified yet. |
1232 DCHECK_EQ(Smi::FromInt(0), 0); | 1232 DCHECK_EQ(static_cast<Smi*>(0), Smi::FromInt(0)); |
1233 __ Branch(&update_each, eq, a2, Operand(zero_reg)); | 1233 __ Branch(&update_each, eq, a2, Operand(zero_reg)); |
1234 | 1234 |
1235 // Convert the entry to a string or (smi) 0 if it isn't a property | 1235 // Convert the entry to a string or (smi) 0 if it isn't a property |
1236 // any more. If the property has been removed while iterating, we | 1236 // any more. If the property has been removed while iterating, we |
1237 // just skip it. | 1237 // just skip it. |
1238 __ Push(a1, a3); // Enumerable and current entry. | 1238 __ Push(a1, a3); // Enumerable and current entry. |
1239 __ InvokeBuiltin(Builtins::FILTER_KEY, CALL_FUNCTION); | 1239 __ InvokeBuiltin(Builtins::FILTER_KEY, CALL_FUNCTION); |
1240 __ mov(a3, result_register()); | 1240 __ mov(a3, result_register()); |
1241 __ Branch(loop_statement.continue_label(), eq, a3, Operand(zero_reg)); | 1241 __ Branch(loop_statement.continue_label(), eq, a3, Operand(zero_reg)); |
1242 | 1242 |
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5343 Assembler::target_address_at(pc_immediate_load_address)) == | 5343 Assembler::target_address_at(pc_immediate_load_address)) == |
5344 reinterpret_cast<uint32_t>( | 5344 reinterpret_cast<uint32_t>( |
5345 isolate->builtins()->OsrAfterStackCheck()->entry())); | 5345 isolate->builtins()->OsrAfterStackCheck()->entry())); |
5346 return OSR_AFTER_STACK_CHECK; | 5346 return OSR_AFTER_STACK_CHECK; |
5347 } | 5347 } |
5348 | 5348 |
5349 | 5349 |
5350 } } // namespace v8::internal | 5350 } } // namespace v8::internal |
5351 | 5351 |
5352 #endif // V8_TARGET_ARCH_MIPS | 5352 #endif // V8_TARGET_ARCH_MIPS |
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