| commit | 9bc2ed8f46d80859a5596789cc9e8cc2de84b0e7 | |
| author | Wilco Dijkstra <wdijkstr@arm.com> | |
| Tue, 10 Aug 2021 12:39:37 +0000 (10 13:39 +0100) | ||
| committer | Wilco Dijkstra <wdijkstr@arm.com> | |
| Tue, 10 Aug 2021 12:39:37 +0000 (10 13:39 +0100) | ||
| tree | 732b364e1d9578686e0ad7fee2c1d8ced1818c27 | treesnapshot (tar.gz zip) |
| parent | 07b427296b8d59f439144029d9a948f6c1ce0a31 | commitdiff |
[2/5] AArch64: Improve A64FX memset for large sizes
Improve performance of large memsets. Simplify alignment code. For zero memset
use DC ZVA, which almost doubles performance. For non-zero memsets use the
unroll8 loop which is about 10% faster.
Reviewed-by: Naohiro Tamura <naohirot@fujitsu.com>
Improve performance of large memsets. Simplify alignment code. For zero memset
use DC ZVA, which almost doubles performance. For non-zero memsets use the
unroll8 loop which is about 10% faster.
Reviewed-by: Naohiro Tamura <naohirot@fujitsu.com>
| sysdeps/aarch64/multiarch/memset_a64fx.S | diffblobblamehistory |