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| author | Naohiro Tamura via Libc-alpha <libc-alpha@sourceware.org> | 2021-08-27 05:03:04 +0000 |
|---|---|---|
| committer | Szabolcs Nagy <szabolcs.nagy@arm.com> | 2021-09-03 15:59:46 +0100 |
| commit | 23777232c23f80809613bdfa329f63aadf992922 (patch) | |
| tree | 02c8d663d92010187a3176126b7dfb6247540f81 /sysdeps/i386/gccframe.h | |
| parent | 69623c0db0a540f26ee537bae09446d3dcdf1f80 (diff) | |
| download | glibc-23777232c23f80809613bdfa329f63aadf992922.tar glibc-23777232c23f80809613bdfa329f63aadf992922.tar.gz glibc-23777232c23f80809613bdfa329f63aadf992922.tar.bz2 glibc-23777232c23f80809613bdfa329f63aadf992922.zip | |
AArch64: Update A64FX memset not to degrade at 16KB
This patch updates unroll8 code so as not to degrade at the peak
performance 16KB for both FX1000 and FX700.
Inserted 2 instructions at the beginning of the unroll8 loop,
cmp and branch, are a workaround that is found heuristically.
Reviewed-by: Wilco Dijkstra <Wilco.Dijkstra@arm.com>
Diffstat (limited to 'sysdeps/i386/gccframe.h')
0 files changed, 0 insertions, 0 deletions