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| 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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| 134 __ j(zero, &done, not_taken); | 134 __ j(zero, &done, not_taken); |
| 135 // Check if the object has been loaded. | 135 // Check if the object has been loaded. |
| 136 __ mov(scratch, FieldOperand(value, JSFunction::kMapOffset)); | 136 __ mov(scratch, FieldOperand(value, JSFunction::kMapOffset)); |
| 137 __ mov(scratch, FieldOperand(scratch, Map::kBitField2Offset)); | 137 __ mov(scratch, FieldOperand(scratch, Map::kBitField2Offset)); |
| 138 __ test(scratch, Immediate(1 << Map::kNeedsLoading)); | 138 __ test(scratch, Immediate(1 << Map::kNeedsLoading)); |
| 139 __ j(not_zero, miss, not_taken); | 139 __ j(not_zero, miss, not_taken); |
| 140 __ bind(&done); | 140 __ bind(&done); |
| 141 } | 141 } |
| 142 | 142 |
| 143 | 143 |
| 144 const int LoadIC::kOffsetToLoadInstruction = 13; |
| 145 |
| 146 |
| 144 void LoadIC::GenerateArrayLength(MacroAssembler* masm) { | 147 void LoadIC::GenerateArrayLength(MacroAssembler* masm) { |
| 145 // ----------- S t a t e ------------- | 148 // ----------- S t a t e ------------- |
| 146 // -- ecx : name | 149 // -- ecx : name |
| 147 // -- esp[0] : return address | 150 // -- esp[0] : return address |
| 148 // -- esp[4] : receiver | 151 // -- esp[4] : receiver |
| 149 // ----------------------------------- | 152 // ----------------------------------- |
| 150 | 153 |
| 151 Label miss; | 154 Label miss; |
| 152 | 155 |
| 153 __ mov(eax, Operand(esp, kPointerSize)); | 156 __ mov(eax, Operand(esp, kPointerSize)); |
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| 957 | 960 |
| 958 // Do tail-call to runtime routine. | 961 // Do tail-call to runtime routine. |
| 959 __ TailCallRuntime( | 962 __ TailCallRuntime( |
| 960 ExternalReference(IC_Utility(kSharedStoreIC_ExtendStorage)), 3); | 963 ExternalReference(IC_Utility(kSharedStoreIC_ExtendStorage)), 3); |
| 961 } | 964 } |
| 962 | 965 |
| 963 #undef __ | 966 #undef __ |
| 964 | 967 |
| 965 | 968 |
| 966 } } // namespace v8::internal | 969 } } // namespace v8::internal |
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