Re: [PATCH 0/3] Improved string comparison routines for aarch64
Corinna Vinschen <[email protected]>
| Newsgroups | gmane.comp.lib.newlib |
|---|---|
| Message-ID | <[email protected]> |
On Jun 29 18:08, Siddhesh Poyarekar wrote: > Hi, > > Following patches improve performance of comparing mutually misaligned > strings by up to 3.5x on aarch64 and up to 2x for memcmp. > > Siddhesh > > Siddhesh Poyarekar (3): > [aarch64] Improve strncmp for mutually misaligned inputs > [aarch64] memcmp.S: optimize for medium to large sizes > [aarch64] strcmp.S: Improve performance for misaligned strings > > newlib/libc/machine/aarch64/memcmp.S | 142 ++++++++++++++++++-------- > newlib/libc/machine/aarch64/strcmp.S | 51 +++++++-- > newlib/libc/machine/aarch64/strncmp.S | 96 ++++++++++++++--- > 3 files changed, 218 insertions(+), 71 deletions(-) > > -- > 2.17.1 A review from the ARM guys here, please? Thanks, Corinna -- Corinna Vinschen Cygwin Maintainer Red Hat
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