diff options
Diffstat (limited to 'sysdeps/s390/ifunc-wcpcpy.h')
| -rw-r--r-- | sysdeps/s390/ifunc-wcpcpy.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/sysdeps/s390/ifunc-wcpcpy.h b/sysdeps/s390/ifunc-wcpcpy.h new file mode 100644 index 0000000000..0d5e2ba1a0 --- /dev/null +++ b/sysdeps/s390/ifunc-wcpcpy.h @@ -0,0 +1,53 @@ +/* wcpcpy variant information on S/390 version. + Copyright (C) 2018 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 USE_MULTIARCH && IS_IN (libc) \ + && ! defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT +# define HAVE_WCPCPY_IFUNC 1 +#else +# define HAVE_WCPCPY_IFUNC 0 +#endif + +#ifdef HAVE_S390_VX_ASM_SUPPORT +# define HAVE_WCPCPY_IFUNC_AND_VX_SUPPORT HAVE_WCPCPY_IFUNC +#else +# define HAVE_WCPCPY_IFUNC_AND_VX_SUPPORT 0 +#endif + +#if defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT +# define WCPCPY_DEFAULT WCPCPY_Z13 +/* The z13 ifunc variant is using the common code variant as fallback! */ +# define HAVE_WCPCPY_C 1 +# define HAVE_WCPCPY_Z13 1 +#else +# define WCPCPY_DEFAULT WCPCPY_C +# define HAVE_WCPCPY_C 1 +# define HAVE_WCPCPY_Z13 HAVE_WCPCPY_IFUNC_AND_VX_SUPPORT +#endif + +#if HAVE_WCPCPY_C +# define WCPCPY_C __wcpcpy_c +#else +# define WCPCPY_C NULL +#endif + +#if HAVE_WCPCPY_Z13 +# define WCPCPY_Z13 __wcpcpy_vx +#else +# define WCPCPY_Z13 NULL +#endif |