From d626a24f235dbd4c446b241211a9a264a1eedb9e Mon Sep 17 00:00:00 2001 From: Stefan Liebler Date: Wed, 26 Aug 2015 10:26:21 +0200 Subject: 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. --- sysdeps/s390/multiarch/strcat.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 sysdeps/s390/multiarch/strcat.c (limited to 'sysdeps/s390/multiarch/strcat.c') diff --git a/sysdeps/s390/multiarch/strcat.c b/sysdeps/s390/multiarch/strcat.c new file mode 100644 index 0000000000..e518eb3eb7 --- /dev/null +++ b/sysdeps/s390/multiarch/strcat.c @@ -0,0 +1,27 @@ +/* Multiple versions of strcat. + 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 + . */ + +#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc) +# include +# include + +s390_vx_libc_ifunc2 (__strcat, strcat) + +#else +# include +#endif /* !(defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc)) */ -- cgit 1.4.1