kernel/arch/csky/lib/string.c, branch linux-rolling-stableHosts the 0x221E linux distro kernel.https://universe.0xinfinity.dev/distro/kernel/atom?h=linux-rolling-stable2022-04-18T13:23:55Zcsky: Add C based string functions2022-04-18T13:23:55ZMatteo Crocemcroce@microsoft.com2022-03-30T12:07:14Zurn:sha1:e4df2d5e852a7d24df3672ae9951eb79e179be08
Try to access RAM with the largest bit width possible, but without
doing unaligned accesses.
A further improvement could be to use multiple read and writes as the
assembly version was trying to do.
Tested on a BeagleV Starlight with a SiFive U74 core, where the
improvement is noticeable.
Signed-off-by: Matteo Croce <mcroce@microsoft.com>
Co-developed-by: Guo Ren <guoren@linux.alibaba.com>
Signed-off-by: Guo Ren <guoren@linux.alibaba.com>