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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 // 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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1311 ASSERT(!interceptor_holder->GetNamedInterceptor()->getter()->IsUndefined()); | 1311 ASSERT(!interceptor_holder->GetNamedInterceptor()->getter()->IsUndefined()); |
1312 | 1312 |
1313 // Check that the receiver isn't a smi. | 1313 // Check that the receiver isn't a smi. |
1314 __ JumpIfSmi(receiver, miss); | 1314 __ JumpIfSmi(receiver, miss); |
1315 | 1315 |
1316 // So far the most popular follow ups for interceptor loads are FIELD | 1316 // So far the most popular follow ups for interceptor loads are FIELD |
1317 // and CALLBACKS, so inline only them, other cases may be added | 1317 // and CALLBACKS, so inline only them, other cases may be added |
1318 // later. | 1318 // later. |
1319 bool compile_followup_inline = false; | 1319 bool compile_followup_inline = false; |
1320 if (lookup->IsFound() && lookup->IsCacheable()) { | 1320 if (lookup->IsFound() && lookup->IsCacheable()) { |
1321 if (lookup->type() == FIELD) { | 1321 if (lookup->IsField()) { |
1322 compile_followup_inline = true; | 1322 compile_followup_inline = true; |
1323 } else if (lookup->type() == CALLBACKS && | 1323 } else if (lookup->type() == CALLBACKS && |
1324 lookup->GetCallbackObject()->IsAccessorInfo()) { | 1324 lookup->GetCallbackObject()->IsAccessorInfo()) { |
1325 AccessorInfo* callback = AccessorInfo::cast(lookup->GetCallbackObject()); | 1325 AccessorInfo* callback = AccessorInfo::cast(lookup->GetCallbackObject()); |
1326 compile_followup_inline = callback->getter() != NULL && | 1326 compile_followup_inline = callback->getter() != NULL && |
1327 callback->IsCompatibleReceiver(*object); | 1327 callback->IsCompatibleReceiver(*object); |
1328 } | 1328 } |
1329 } | 1329 } |
1330 | 1330 |
1331 if (compile_followup_inline) { | 1331 if (compile_followup_inline) { |
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1384 holder_reg = CheckPrototypes(interceptor_holder, | 1384 holder_reg = CheckPrototypes(interceptor_holder, |
1385 holder_reg, | 1385 holder_reg, |
1386 Handle<JSObject>(lookup->holder()), | 1386 Handle<JSObject>(lookup->holder()), |
1387 scratch1, | 1387 scratch1, |
1388 scratch2, | 1388 scratch2, |
1389 scratch3, | 1389 scratch3, |
1390 name, | 1390 name, |
1391 miss); | 1391 miss); |
1392 } | 1392 } |
1393 | 1393 |
1394 if (lookup->type() == FIELD) { | 1394 if (lookup->IsField()) { |
1395 // We found FIELD property in prototype chain of interceptor's holder. | 1395 // We found FIELD property in prototype chain of interceptor's holder. |
1396 // Retrieve a field from field's holder. | 1396 // Retrieve a field from field's holder. |
1397 GenerateFastPropertyLoad(masm(), v0, holder_reg, | 1397 GenerateFastPropertyLoad(masm(), v0, holder_reg, |
1398 Handle<JSObject>(lookup->holder()), | 1398 Handle<JSObject>(lookup->holder()), |
1399 lookup->GetFieldIndex()); | 1399 lookup->GetFieldIndex()); |
1400 __ Ret(); | 1400 __ Ret(); |
1401 } else { | 1401 } else { |
1402 // We found CALLBACKS property in prototype chain of interceptor's | 1402 // We found CALLBACKS property in prototype chain of interceptor's |
1403 // holder. | 1403 // holder. |
1404 ASSERT(lookup->type() == CALLBACKS); | 1404 ASSERT(lookup->type() == CALLBACKS); |
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4737 __ Jump(ic_slow, RelocInfo::CODE_TARGET); | 4737 __ Jump(ic_slow, RelocInfo::CODE_TARGET); |
4738 } | 4738 } |
4739 } | 4739 } |
4740 | 4740 |
4741 | 4741 |
4742 #undef __ | 4742 #undef __ |
4743 | 4743 |
4744 } } // namespace v8::internal | 4744 } } // namespace v8::internal |
4745 | 4745 |
4746 #endif // V8_TARGET_ARCH_MIPS | 4746 #endif // V8_TARGET_ARCH_MIPS |
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