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| 1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2009 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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| 1426 // conceptually closer. | 1426 // conceptually closer. |
| 1427 case GENERIC: return MEGAMORPHIC; | 1427 case GENERIC: return MEGAMORPHIC; |
| 1428 | 1428 |
| 1429 default: return MONOMORPHIC; | 1429 default: return MONOMORPHIC; |
| 1430 } | 1430 } |
| 1431 } | 1431 } |
| 1432 | 1432 |
| 1433 | 1433 |
| 1434 BinaryOpIC::TypeInfo BinaryOpIC::GetTypeInfo(Object* left, | 1434 BinaryOpIC::TypeInfo BinaryOpIC::GetTypeInfo(Object* left, |
| 1435 Object* right) { | 1435 Object* right) { |
| 1436 // Patching is never requested for the two smis. | 1436 if (left->IsSmi() && right->IsSmi()) { |
| 1437 ASSERT(!left->IsSmi() || !right->IsSmi()); | 1437 return GENERIC; |
| 1438 } |
| 1438 | 1439 |
| 1439 if (left->IsNumber() && right->IsNumber()) { | 1440 if (left->IsNumber() && right->IsNumber()) { |
| 1440 return HEAP_NUMBERS; | 1441 return HEAP_NUMBERS; |
| 1441 } | 1442 } |
| 1442 | 1443 |
| 1443 if (left->IsString() || right->IsString()) { | 1444 if (left->IsString() || right->IsString()) { |
| 1444 // Patching for fast string ADD makes sense even if only one of the | 1445 // Patching for fast string ADD makes sense even if only one of the |
| 1445 // arguments is a string. | 1446 // arguments is a string. |
| 1446 return STRINGS; | 1447 return STRINGS; |
| 1447 } | 1448 } |
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| 1494 #undef ADDR | 1495 #undef ADDR |
| 1495 }; | 1496 }; |
| 1496 | 1497 |
| 1497 | 1498 |
| 1498 Address IC::AddressFromUtilityId(IC::UtilityId id) { | 1499 Address IC::AddressFromUtilityId(IC::UtilityId id) { |
| 1499 return IC_utilities[id]; | 1500 return IC_utilities[id]; |
| 1500 } | 1501 } |
| 1501 | 1502 |
| 1502 | 1503 |
| 1503 } } // namespace v8::internal | 1504 } } // namespace v8::internal |
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