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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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