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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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| 1585 | 1585 |
| 1586 | 1586 |
| 1587 bool FullCodeGenerator::TryLiteralCompare(CompareOperation* expr) { | 1587 bool FullCodeGenerator::TryLiteralCompare(CompareOperation* expr) { |
| 1588 Expression* sub_expr; | 1588 Expression* sub_expr; |
| 1589 Handle<String> check; | 1589 Handle<String> check; |
| 1590 if (expr->IsLiteralCompareTypeof(&sub_expr, &check)) { | 1590 if (expr->IsLiteralCompareTypeof(&sub_expr, &check)) { |
| 1591 EmitLiteralCompareTypeof(expr, sub_expr, check); | 1591 EmitLiteralCompareTypeof(expr, sub_expr, check); |
| 1592 return true; | 1592 return true; |
| 1593 } | 1593 } |
| 1594 | 1594 |
| 1595 if (expr->IsLiteralCompareUndefined(&sub_expr)) { | 1595 if (expr->IsLiteralCompareUndefined(&sub_expr, isolate())) { |
| 1596 EmitLiteralCompareNil(expr, sub_expr, kUndefinedValue); | 1596 EmitLiteralCompareNil(expr, sub_expr, kUndefinedValue); |
| 1597 return true; | 1597 return true; |
| 1598 } | 1598 } |
| 1599 | 1599 |
| 1600 if (expr->IsLiteralCompareNull(&sub_expr)) { | 1600 if (expr->IsLiteralCompareNull(&sub_expr)) { |
| 1601 EmitLiteralCompareNil(expr, sub_expr, kNullValue); | 1601 EmitLiteralCompareNil(expr, sub_expr, kNullValue); |
| 1602 return true; | 1602 return true; |
| 1603 } | 1603 } |
| 1604 | 1604 |
| 1605 return false; | 1605 return false; |
| 1606 } | 1606 } |
| 1607 | 1607 |
| 1608 | 1608 |
| 1609 #undef __ | 1609 #undef __ |
| 1610 | 1610 |
| 1611 | 1611 |
| 1612 } } // namespace v8::internal | 1612 } } // namespace v8::internal |
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