From f1ffad98be7ec4111fbd1cd1f58f3e3343257519 Mon Sep 17 00:00:00 2001
From: Stefan Liebler <stli@linux.vnet.ibm.com>
Date: Wed, 26 Aug 2015 10:26:24 +0200
Subject: S390: Optimize strspn and wcsspn.

This patch provides optimized versions of strspn and wcsspn with the z13
vector instructions.

ChangeLog:

	* sysdeps/s390/multiarch/strspn-c.c: New File.
	* sysdeps/s390/multiarch/strspn-vx.S: Likewise.
	* sysdeps/s390/multiarch/strspn.c: Likewise.
	* sysdeps/s390/multiarch/wcsspn-c.c: Likewise.
	* sysdeps/s390/multiarch/wcsspn-vx.S: Likewise.
	* sysdeps/s390/multiarch/wcsspn.c: Likewise.
	* wcsmbs/wcsspn.c: Use WCSSPN if defined.
	* sysdeps/s390/multiarch/Makefile (sysdep_routines): Add strspn and
	wcsspn functions.
	* sysdeps/s390/multiarch/ifunc-impl-list.c
	(__libc_ifunc_impl_list): Add ifunc test for strspn, wcsspn.
	* string/test-strspn.c: Add wcsspn support.
	* wcsmbs/test-wcsspn.c: New File.
	* wcsmbs/Makefile (strop-tests): Add wcsspn.
	* benchtests/bench-strspn.c: Add wcsspn support.
	* benchtests/bench-wcsspn.c: New File.
	* benchtests/Makefile (wcsmbs-bench): Add wcsspn.
---
 sysdeps/s390/multiarch/ifunc-impl-list.c | 3 +++
 1 file changed, 3 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 ee84d80..cbedf64 100644
--- a/sysdeps/s390/multiarch/ifunc-impl-list.c
+++ b/sysdeps/s390/multiarch/ifunc-impl-list.c
@@ -118,6 +118,9 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
   IFUNC_VX_IMPL (strrchr);
   IFUNC_VX_IMPL (wcsrchr);
 
+  IFUNC_VX_IMPL (strspn);
+  IFUNC_VX_IMPL (wcsspn);
+
 #endif /* HAVE_S390_VX_ASM_SUPPORT */
 
   return i;
-- 
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