diff options
Diffstat (limited to 'sysdeps/x86_64/wcsncmp.S')
| -rw-r--r-- | sysdeps/x86_64/wcsncmp.S | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/sysdeps/x86_64/wcsncmp.S b/sysdeps/x86_64/wcsncmp.S new file mode 100644 index 0000000000..14f9a1341e --- /dev/null +++ b/sysdeps/x86_64/wcsncmp.S @@ -0,0 +1,40 @@ +/* wcsncmp dispatch for RTLD and non-multiarch .c files + Copyright (C) 2022 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 + <https://www.gnu.org/licenses/>. */ + +/* wcsncmp non-multiarch build is split into two files, + wcsncmp-generic.c and wcsncmp.S. The wcsncmp.S build is for + ISA level >= 3 uses the optimized assembly implementations in + multiarch/wcsncmp*.S. This must be split into two files because + we cannot include C code from assembly or vice versa. */ + +#include <isa-level.h> + +#if MINIMUM_X86_ISA_LEVEL >= 3 + +/* Symbol = wcsncmp. */ + +# define DEFAULT_IMPL_V3 "multiarch/wcsncmp-avx2.S" +# define DEFAULT_IMPL_V4 "multiarch/wcsncmp-evex.S" + +/* isa-default-impl.h expects DEFAULT_IMPL_V1 to be defined but it + should never be used from here. */ +# define DEFAULT_IMPL_V1 "ERROR -- Invalid ISA IMPL" + +# include "isa-default-impl.h" + +#endif |