From 798f5b4b5d24e5687dd55acc535954ed1d59c10c Mon Sep 17 00:00:00 2001 From: Stefan Liebler Date: Wed, 26 Aug 2015 10:26:26 +0200 Subject: S390: Optimize memrchr. This patch provides optimized version of memrchr with the z13 vector instructions. ChangeLog: * sysdeps/s390/multiarch/memrchr-c.c: New File. * sysdeps/s390/multiarch/memrchr-vx.S: Likewise. * sysdeps/s390/multiarch/memrchr.c: Likewise. * sysdeps/s390/multiarch/Makefile (sysdep_routines): Add memrchr functions. * sysdeps/s390/multiarch/ifunc-impl-list-common.c (__libc_ifunc_impl_list_common): Add ifunc test for memrchr. --- sysdeps/s390/multiarch/ifunc-impl-list.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'sysdeps/s390/multiarch/ifunc-impl-list.c') diff --git a/sysdeps/s390/multiarch/ifunc-impl-list.c b/sysdeps/s390/multiarch/ifunc-impl-list.c index 5ea258bb7a..c235bdce04 100644 --- a/sysdeps/s390/multiarch/ifunc-impl-list.c +++ b/sysdeps/s390/multiarch/ifunc-impl-list.c @@ -137,6 +137,8 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, IFUNC_VX_IMPL (wmemcmp); + IFUNC_VX_IMPL (memrchr); + #endif /* HAVE_S390_VX_ASM_SUPPORT */ return i; -- cgit 1.4.1