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 Pushed. Thanks, Corinna -- Corinna Vinschen Cygwin Maintainer Red Hat
signature.asc
(application/pgp-signature, 833 B)
-----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEoVYPmneWZnwT6kwF9TYGna5ET6AFAltIjOQACgkQ9TYGna5E T6C6PQ/6AzOnUwGZZDd7LmIGtgaByOpRtcIO68u+z4VQChiAVC5vDs4cWdOwge24 2fuxJAs8jZt6/YCiRPVRhdAkifBuokXp3RJJvaJk+KpbBc6EMjE79X18wDiUfnlz 30/VUPG+IBThGaZ3WGaFgR59diPP9jaPE4j1I37D04T8OdA7gxHdXJ0A8OmdvHVs yyULEixGL6Ovbo2mAjDJiGHV1VshNKMo8+FcuxeFlPz1UFXlzj2IlVVo5yrgXcoy 2DrlSK+zfFiYnbDYCm23itzUeVlEjnyrbvlt/dtW31Ct2tCx98vyaDBhxUVKfPhT dLI/BqwB5K/RBySDdcySAQRLdkaW3U4rcfQg2VK2AeI8pMwaDi5RZEPnd9EY2VkE U36NoqAnMMX6ZGRZf2NV3qOrJksChAGeiK3ydDtAMOvqzWxTFktrYFaFDPMszsXP JVcA5NWvEOsNdQph76DL/2OSqbSvLPfi10AALWsxdqSKI+Dh5YFXeUlmT10qRHS1 8cPJFi+eLe85GeWxRsVtnlBuEf5XPEgPKWg386vTTWBjPvPw6s3NyAaU9QIRtUCY HAbO7kqs8anCTo5/0X9CxE0WygyoKzJMw5f+B/UJ/rPlXYM6CRZYLwwmzwvbTNwM SkmluZ8ZUp0Sir9v+ijmXqrJeDQVrPon8yoCarTu1GFfVu1tWeY= =Jdwa -----END PGP SIGNATURE-----