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Diffstat (limited to 'REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S')
-rw-r--r-- | REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S b/REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S new file mode 100644 index 0000000000..9469d5e7ce --- /dev/null +++ b/REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S @@ -0,0 +1,124 @@ +/* Multiple versions of memset and bzero + All versions must be listed in ifunc-impl-list.c. + Copyright (C) 2010-2017 Free Software Foundation, Inc. + Contributed by David S. Miller (davem@davemloft.net) + 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> + +#if IS_IN (libc) + .text +ENTRY(memset) + .type memset, @gnu_indirect_function +# ifdef SHARED + SETUP_PIC_REG_LEAF(o3, o5) +# endif + set HWCAP_SPARC_CRYPTO, %o1 + andcc %o0, %o1, %g0 + be 1f + andcc %o0, HWCAP_SPARC_BLKINIT, %g0 +# ifdef SHARED + sethi %gdop_hix22(__memset_niagara4), %o1 + xor %o1, %gdop_lox10(__memset_niagara4), %o1 +# else + set __memset_niagara4, %o1 +# endif + ba 10f + nop +1: be 9f + nop +# ifdef SHARED + sethi %gdop_hix22(__memset_niagara1), %o1 + xor %o1, %gdop_lox10(__memset_niagara1), %o1 +# else + set __memset_niagara1, %o1 +# endif + ba 10f + nop +9: +# ifdef SHARED + sethi %gdop_hix22(__memset_ultra1), %o1 + xor %o1, %gdop_lox10(__memset_ultra1), %o1 +# else + set __memset_ultra1, %o1 +# endif +10: +# ifdef SHARED + add %o3, %o1, %o1 +# endif + retl + mov %o1, %o0 +END(memset) + +ENTRY(__bzero) + .type bzero, @gnu_indirect_function +# ifdef SHARED + SETUP_PIC_REG_LEAF(o3, o5) +# endif + set HWCAP_SPARC_CRYPTO, %o1 + andcc %o0, %o1, %g0 + be 1f + andcc %o0, HWCAP_SPARC_BLKINIT, %g0 +# ifdef SHARED + sethi %gdop_hix22(__bzero_niagara4), %o1 + xor %o1, %gdop_lox10(__bzero_niagara4), %o1 +# else + set __bzero_niagara4, %o1 +# endif + ba 10f + nop +1: be 9f + nop +# ifdef SHARED + sethi %gdop_hix22(__bzero_niagara1), %o1 + xor %o1, %gdop_lox10(__bzero_niagara1), %o1 +# else + set __bzero_niagara1, %o1 +# endif + ba 10f + nop +9: +# ifdef SHARED + sethi %gdop_hix22(__bzero_ultra1), %o1 + xor %o1, %gdop_lox10(__bzero_ultra1), %o1 +# else + set __bzero_ultra1, %o1 +# endif +10: +# ifdef SHARED + add %o3, %o1, %o1 +# endif + retl + mov %o1, %o0 +END(__bzero) + +weak_alias (__bzero, bzero) + +# undef weak_alias +# define weak_alias(a, b) + +libc_hidden_builtin_def (memset) + +#undef libc_hidden_builtin_def +#define libc_hidden_builtin_def(name) + +#define memset __memset_ultra1 +#define __bzero __bzero_ultra1 + +#endif + +#include "../memset.S" |