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| author | Ondrej Bilka <neleai@seznam.cz> | 2013-05-20 08:20:00 +0200 |
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| committer | Ondrej Bilka <neleai@seznam.cz> | 2013-05-20 08:24:41 +0200 |
| commit | 2d48b41c8fa610067c4d664ac2339ae6ca43e78c (patch) | |
| tree | 4d1ca07a1228ba16c12a67ddb08595770f397da1 /stdlib/Versions | |
| parent | 3e694268750d51acc6a68b0ee7ded25a52902c20 (diff) | |
| download | glibc-2d48b41c8fa610067c4d664ac2339ae6ca43e78c.tar.gz glibc-2d48b41c8fa610067c4d664ac2339ae6ca43e78c.tar.xz glibc-2d48b41c8fa610067c4d664ac2339ae6ca43e78c.zip | |
Faster memcpy on x64.
We add new memcpy version that uses unaligned loads which are fast on modern processors. This allows second improvement which is avoiding computed jump which is relatively expensive operation. Tests available here: http://kam.mff.cuni.cz/~ondra/memcpy_profile_result27_04_13.tar.bz2
Diffstat (limited to 'stdlib/Versions')
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