diff options
Diffstat (limited to 'REORG.TODO/sysdeps/x86_64/multiarch/strspn.S')
-rw-r--r-- | REORG.TODO/sysdeps/x86_64/multiarch/strspn.S | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/x86_64/multiarch/strspn.S b/REORG.TODO/sysdeps/x86_64/multiarch/strspn.S new file mode 100644 index 0000000000..adf7d9e533 --- /dev/null +++ b/REORG.TODO/sysdeps/x86_64/multiarch/strspn.S @@ -0,0 +1,50 @@ +/* Multiple versions of strspn + All versions must be listed in ifunc-impl-list.c. + Copyright (C) 2009-2017 Free Software Foundation, Inc. + Contributed by Intel Corporation. + 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/>. */ + +#include <config.h> +#include <sysdep.h> +#include <init-arch.h> + +/* Define multiple versions only for the definition in libc. */ +#if IS_IN (libc) + .text +ENTRY(strspn) + .type strspn, @gnu_indirect_function + LOAD_RTLD_GLOBAL_RO_RDX + leaq __strspn_sse2(%rip), %rax + HAS_CPU_FEATURE (SSE4_2) + jz 2f + leaq __strspn_sse42(%rip), %rax +2: ret +END(strspn) + +# undef ENTRY +# define ENTRY(name) \ + .type __strspn_sse2, @function; \ + .globl __strspn_sse2; \ + .align 16; \ + __strspn_sse2: cfi_startproc; \ + CALL_MCOUNT +# undef END +# define END(name) \ + cfi_endproc; .size __strspn_sse2, .-__strspn_sse2 +#endif + +#include "../strspn.S" |