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authorStefan Liebler <stli@linux.vnet.ibm.com>2015-08-26 10:26:21 +0200
committerAndreas Krebbel <krebbel@linux.vnet.ibm.com>2015-08-26 10:26:21 +0200
commitd626a24f235dbd4c446b241211a9a264a1eedb9e (patch)
treedb067b49b08a07006865e78595277bebd2783cea /sysdeps/s390/multiarch/wcscat-c.c
parentb3a0c176d1185621c4dd2bb3a51ec961bdb29123 (diff)
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S390: Optimize strcat and wcscat.
This patch provides optimized versions of strcat and wcscat with the z13 vector instructions. ChangeLog: * sysdeps/s390/multiarch/strcat-c.c: New File. * sysdeps/s390/multiarch/strcat-vx.S: Likewise. * sysdeps/s390/multiarch/strcat.c: Likewise. * sysdeps/s390/multiarch/wcscat-c.c: Likewise. * sysdeps/s390/multiarch/wcscat-vx.S: Likewise. * sysdeps/s390/multiarch/wcscat.c: Likewise. * sysdeps/s390/multiarch/Makefile (sysdep_routines): Add strcat and wcscat functions. * sysdeps/s390/multiarch/ifunc-impl-list.c (__libc_ifunc_impl_list): Add ifunc test for strcat, wcscat. * string/strcat.c (STRCAT): Define and use macro. * wcsmbs/wcscat.c: Use WCSCAT if defined. * string/test-strcat.c: Add wcscat support. * wcsmbs/test-wcscat.c: New File. * wcsmbs/Makefile (strop-tests): Add wcscat. * benchtests/bench-strcat.c: Add wcscat support. * benchtests/bench-wcscat.c: New File. * benchtests/Makefile (wcsmbs-bench): Add wcscat.
Diffstat (limited to 'sysdeps/s390/multiarch/wcscat-c.c')
-rw-r--r--sysdeps/s390/multiarch/wcscat-c.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/sysdeps/s390/multiarch/wcscat-c.c b/sysdeps/s390/multiarch/wcscat-c.c
new file mode 100644
index 0000000..d86b8a3
--- /dev/null
+++ b/sysdeps/s390/multiarch/wcscat-c.c
@@ -0,0 +1,25 @@
+/* Default wcscat implementation for S/390.
+ Copyright (C) 2015 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc)
+# define WCSCAT __wcscat_c
+
+# include <wchar.h>
+extern __typeof (__wcscat) __wcscat_c;
+# include <wcsmbs/wcscat.c>
+#endif