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author | Vladislav Vaintroub <wlad@mariadb.com> | 2019-06-17 15:50:59 +0100 |
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committer | Vladislav Vaintroub <wlad@mariadb.com> | 2019-06-19 11:10:49 +0200 |
commit | 16ac8404ac4a0b7a7bc260200204e3373476a020 (patch) | |
tree | f5c21e2e7f6c9580758f119d980f2ad77525b316 /mysql-test/main/column_compression.test | |
parent | 4594d68d10b77538312701f9eea316a27d6def8a (diff) | |
download | mariadb-git-16ac8404ac4a0b7a7bc260200204e3373476a020.tar.gz |
MDEV-19787 Speedup Table_map_iterator, via compiler intrinsics
Use __builtin_ctzll on GCC/Clang and _BitScanForward/_BitScanForward64 on
MSVC to speed up Table_map_iterator::next_bit(), up to 3 times in benchmarks
Diffstat (limited to 'mysql-test/main/column_compression.test')
0 files changed, 0 insertions, 0 deletions