From 88eefd344b3cf4a41284a1dfdaca61667e3a1b4b Mon Sep 17 00:00:00 2001 From: Stefan Liebler Date: Wed, 26 Aug 2015 10:26:24 +0200 Subject: S390: Optimize memchr, rawmemchr and wmemchr. This patch provides optimized versions of memchr, rawmemchr and wmemchr with the z13 vector instructions. ChangeLog: * sysdeps/s390/multiarch/memchr-vx.S: New File. * sysdeps/s390/multiarch/memchr.c: Likewise. * sysdeps/s390/multiarch/rawmemchr-c.c: Likewise. * sysdeps/s390/multiarch/rawmemchr-vx.S: Likewise. * sysdeps/s390/multiarch/rawmemchr.c: Likewise. * sysdeps/s390/multiarch/wmemchr-c.c: Likewise. * sysdeps/s390/multiarch/wmemchr-vx.S: Likewise. * sysdeps/s390/multiarch/wmemchr.c: Likewise. * sysdeps/s390/s390-32/multiarch/memchr.c: Likewise. * sysdeps/s390/s390-64/multiarch/memchr.c: Likewise. * sysdeps/s390/multiarch/Makefile (sysdep_routines): Add memchr, wmemchr and rawmemchr functions. * sysdeps/s390/multiarch/ifunc-impl-list-common.c (__libc_ifunc_impl_list_common): Add ifunc test for memchr, rawmemchr and wmemchr. * wcsmbs/wmemchr.c: Use WMEMCHR if defined. * string/test-memchr.c: Add wmemchr support. * wcsmbs/test-wmemchr.c: New File. * wcsmbs/Makefile (strop-tests): Add wmemchr. * benchtests/bench-memchr.c: Add wmemchr support. * benchtests/bench-wmemchr.c: New File. * benchtests/Makefile (wcsmbs-bench): wmemchr. --- ChangeLog | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'ChangeLog') diff --git a/ChangeLog b/ChangeLog index 4502084e45..c6df132715 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,28 @@ +2015-08-26 Stefan Liebler + + * sysdeps/s390/multiarch/memchr-vx.S: New File. + * sysdeps/s390/multiarch/memchr.c: Likewise. + * sysdeps/s390/multiarch/rawmemchr-c.c: Likewise. + * sysdeps/s390/multiarch/rawmemchr-vx.S: Likewise. + * sysdeps/s390/multiarch/rawmemchr.c: Likewise. + * sysdeps/s390/multiarch/wmemchr-c.c: Likewise. + * sysdeps/s390/multiarch/wmemchr-vx.S: Likewise. + * sysdeps/s390/multiarch/wmemchr.c: Likewise. + * sysdeps/s390/s390-32/multiarch/memchr.c: Likewise. + * sysdeps/s390/s390-64/multiarch/memchr.c: Likewise. + * sysdeps/s390/multiarch/Makefile (sysdep_routines): Add memchr, wmemchr + and rawmemchr functions. + * sysdeps/s390/multiarch/ifunc-impl-list-common.c + (__libc_ifunc_impl_list_common): Add ifunc test for memchr, rawmemchr + and wmemchr. + * wcsmbs/wmemchr.c: Use WMEMCHR if defined. + * string/test-memchr.c: Add wmemchr support. + * wcsmbs/test-wmemchr.c: New File. + * wcsmbs/Makefile (strop-tests): Add wmemchr. + * benchtests/bench-memchr.c: Add wmemchr support. + * benchtests/bench-wmemchr.c: New File. + * benchtests/Makefile (wcsmbs-bench): wmemchr. + 2015-08-26 Stefan Liebler * sysdeps/s390/multiarch/strcspn-c.c: New File. -- cgit v1.2.3