diff options
Diffstat (limited to 'sysdeps/x86_64/multiarch/strcpy.S')
| -rw-r--r-- | sysdeps/x86_64/multiarch/strcpy.S | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/sysdeps/x86_64/multiarch/strcpy.S b/sysdeps/x86_64/multiarch/strcpy.S deleted file mode 100644 index 024f6ef899..0000000000 --- a/sysdeps/x86_64/multiarch/strcpy.S +++ /dev/null @@ -1,99 +0,0 @@ -/* Multiple versions of strcpy - All versions must be listed in ifunc-impl-list.c. - Copyright (C) 2009-2016 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 <sysdep.h> -#include <init-arch.h> - -#if !defined (USE_AS_STPCPY) && !defined (USE_AS_STRNCPY) -# ifndef STRCPY -# define STRCPY strcpy -# endif -#endif - -#ifdef USE_AS_STPCPY -# ifdef USE_AS_STRNCPY -# define STRCPY_SSSE3 __stpncpy_ssse3 -# define STRCPY_SSE2 __stpncpy_sse2 -# define STRCPY_SSE2_UNALIGNED __stpncpy_sse2_unaligned -# define __GI_STRCPY __GI_stpncpy -# define __GI___STRCPY __GI___stpncpy -# else -# define STRCPY_SSSE3 __stpcpy_ssse3 -# define STRCPY_SSE2 __stpcpy_sse2 -# define STRCPY_SSE2_UNALIGNED __stpcpy_sse2_unaligned -# define __GI_STRCPY __GI_stpcpy -# define __GI___STRCPY __GI___stpcpy -# endif -#else -# ifdef USE_AS_STRNCPY -# define STRCPY_SSSE3 __strncpy_ssse3 -# define STRCPY_SSE2 __strncpy_sse2 -# define STRCPY_SSE2_UNALIGNED __strncpy_sse2_unaligned -# define __GI_STRCPY __GI_strncpy -# else -# define STRCPY_SSSE3 __strcpy_ssse3 -# define STRCPY_SSE2 __strcpy_sse2 -# define STRCPY_SSE2_UNALIGNED __strcpy_sse2_unaligned -# define __GI_STRCPY __GI_strcpy -# endif -#endif - - -/* Define multiple versions only for the definition in libc. */ -#if IS_IN (libc) - .text -ENTRY(STRCPY) - .type STRCPY, @gnu_indirect_function - LOAD_RTLD_GLOBAL_RO_RDX - leaq STRCPY_SSE2_UNALIGNED(%rip), %rax - HAS_ARCH_FEATURE (Fast_Unaligned_Load) - jnz 2f - leaq STRCPY_SSE2(%rip), %rax - HAS_CPU_FEATURE (SSSE3) - jz 2f - leaq STRCPY_SSSE3(%rip), %rax -2: ret -END(STRCPY) - -# undef ENTRY -# define ENTRY(name) \ - .type STRCPY_SSE2, @function; \ - .align 16; \ - .globl STRCPY_SSE2; \ - .hidden STRCPY_SSE2; \ - STRCPY_SSE2: cfi_startproc; \ - CALL_MCOUNT -# undef END -# define END(name) \ - cfi_endproc; .size STRCPY_SSE2, .-STRCPY_SSE2 -# undef libc_hidden_builtin_def -/* It doesn't make sense to send libc-internal strcpy calls through a PLT. - The speedup we get from using SSSE3 instruction is likely eaten away - by the indirect call in the PLT. */ -# define libc_hidden_builtin_def(name) \ - .globl __GI_STRCPY; __GI_STRCPY = STRCPY_SSE2 -# undef libc_hidden_def -# define libc_hidden_def(name) \ - .globl __GI___STRCPY; __GI___STRCPY = STRCPY_SSE2 -#endif - -#ifndef USE_AS_STRNCPY -#include "../strcpy.S" -#endif |