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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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220 __ TryGetFunctionPrototype(receiver, scratch1, scratch2, miss_label); | 220 __ TryGetFunctionPrototype(receiver, scratch1, scratch2, miss_label); |
221 __ mov(eax, Operand(scratch1)); | 221 __ mov(eax, Operand(scratch1)); |
222 __ ret(0); | 222 __ ret(0); |
223 } | 223 } |
224 | 224 |
225 | 225 |
226 // Load a fast property out of a holder object (src). In-object properties | 226 // Load a fast property out of a holder object (src). In-object properties |
227 // are loaded directly otherwise the property is loaded from the properties | 227 // are loaded directly otherwise the property is loaded from the properties |
228 // fixed array. | 228 // fixed array. |
229 void StubCompiler::GenerateFastPropertyLoad(MacroAssembler* masm, | 229 void StubCompiler::GenerateFastPropertyLoad(MacroAssembler* masm, |
230 Register dst, Register src, | 230 Register dst, Register src, |
231 JSObject* holder, int index) { | 231 JSObject* holder, int index) { |
232 // Adjust for the number of properties stored in the holder. | 232 // Adjust for the number of properties stored in the holder. |
233 index -= holder->map()->inobject_properties(); | 233 index -= holder->map()->inobject_properties(); |
234 if (index < 0) { | 234 if (index < 0) { |
235 // Get the property straight out of the holder. | 235 // Get the property straight out of the holder. |
236 int offset = holder->map()->instance_size() + (index * kPointerSize); | 236 int offset = holder->map()->instance_size() + (index * kPointerSize); |
237 __ mov(dst, FieldOperand(src, offset)); | 237 __ mov(dst, FieldOperand(src, offset)); |
238 } else { | 238 } else { |
239 // Calculate the offset into the properties array. | 239 // Calculate the offset into the properties array. |
240 int offset = index * kPointerSize + Array::kHeaderSize; | 240 int offset = index * kPointerSize + Array::kHeaderSize; |
241 __ mov(dst, FieldOperand(src, JSObject::kPropertiesOffset)); | 241 __ mov(dst, FieldOperand(src, JSObject::kPropertiesOffset)); |
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1199 GenerateLoadMiss(masm(), Code::KEYED_LOAD_IC); | 1199 GenerateLoadMiss(masm(), Code::KEYED_LOAD_IC); |
1200 | 1200 |
1201 // Return the generated code. | 1201 // Return the generated code. |
1202 return GetCode(CALLBACKS); | 1202 return GetCode(CALLBACKS); |
1203 } | 1203 } |
1204 | 1204 |
1205 | 1205 |
1206 #undef __ | 1206 #undef __ |
1207 | 1207 |
1208 } } // namespace v8::internal | 1208 } } // namespace v8::internal |
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