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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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| 49 uint64_t tmp = (bd >> 32) + (ad & kM32) + (bc & kM32); | 49 uint64_t tmp = (bd >> 32) + (ad & kM32) + (bc & kM32); |
| 50 // By adding 1U << 31 to tmp we round the final result. | 50 // By adding 1U << 31 to tmp we round the final result. |
| 51 // Halfway cases will be round up. | 51 // Halfway cases will be round up. |
| 52 tmp += 1U << 31; | 52 tmp += 1U << 31; |
| 53 uint64_t result_f = ac + (ad >> 32) + (bc >> 32) + (tmp >> 32); | 53 uint64_t result_f = ac + (ad >> 32) + (bc >> 32) + (tmp >> 32); |
| 54 e_ += other.e_ + 64; | 54 e_ += other.e_ + 64; |
| 55 f_ = result_f; | 55 f_ = result_f; |
| 56 } | 56 } |
| 57 | 57 |
| 58 } } // namespace v8::internal | 58 } } // namespace v8::internal |
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Chromium Code Reviews
Issue 1148007:
Merge bleeding_edge from version 2.1.3 up to revision 4205... (Closed)
Base URL: http://v8.googlecode.com/svn/branches/experimental/partial_snapshots/