/* Multiple versions of memcpy All versions must be listed in ifunc-impl-list.c. Copyright (C) 2010-2014 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 . */ #include #if IS_IN (libc) .text ENTRY(memcpy) .type memcpy, @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_N2, %g0 # ifdef SHARED sethi %gdop_hix22(__memcpy_niagara4), %o1 xor %o1, %gdop_lox10(__memcpy_niagara4), %o1 # else set __memcpy_niagara4, %o1 # endif ba 10f nop 1: be 1f andcc %o0, HWCAP_SPARC_BLKINIT, %g0 # ifdef SHARED sethi %gdop_hix22(__memcpy_niagara2), %o1 xor %o1, %gdop_lox10(__memcpy_niagara2), %o1 # else set __memcpy_niagara2, %o1 # endif ba 10f nop 1: be 1f andcc %o0, HWCAP_SPARC_ULTRA3, %g0 # ifdef SHARED sethi %gdop_hix22(__memcpy_niagara1), %o1 xor %o1, %gdop_lox10(__memcpy_niagara1), %o1 # else set __memcpy_niagara1, %o1 # endif ba 10f nop 1: be 9f nop # ifdef SHARED sethi %gdop_hix22(__memcpy_ultra3), %o1 xor %o1, %gdop_lox10(__memcpy_ultra3), %o1 # else set __memcpy_ultra3, %o1 # endif ba 10f nop 9: # ifdef SHARED sethi %gdop_hix22(__memcpy_ultra1), %o1 xor %o1, %gdop_lox10(__memcpy_ultra1), %o1 # else set __memcpy_ultra1, %o1 # endif 10: # ifdef SHARED add %o3, %o1, %o1 # endif retl mov %o1, %o0 END(memcpy) ENTRY(__mempcpy) .type __mempcpy, @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_N2, %g0 # ifdef SHARED sethi %gdop_hix22(__mempcpy_niagara4), %o1 xor %o1, %gdop_lox10(__mempcpy_niagara4), %o1 # else set __mempcpy_niagara4, %o1 # endif ba 10f nop 1: be 1f andcc %o0, HWCAP_SPARC_BLKINIT, %g0 # ifdef SHARED sethi %gdop_hix22(__mempcpy_niagara2), %o1 xor %o1, %gdop_lox10(__mempcpy_niagara2), %o1 # else set __mempcpy_niagara2, %o1 # endif ba 10f nop 1: be 1f andcc %o0, HWCAP_SPARC_ULTRA3, %g0 # ifdef SHARED sethi %gdop_hix22(__mempcpy_niagara1), %o1 xor %o1, %gdop_lox10(__mempcpy_niagara1), %o1 # else set __mempcpy_niagara1, %o1 # endif ba 10f nop 1: be 9f nop # ifdef SHARED sethi %gdop_hix22(__mempcpy_ultra3), %o1 xor %o1, %gdop_lox10(__mempcpy_ultra3), %o1 # else set __mempcpy_ultra3, %o1 # endif ba 10f nop 9: # ifdef SHARED sethi %gdop_hix22(__mempcpy_ultra1), %o1 xor %o1, %gdop_lox10(__mempcpy_ultra1), %o1 # else set __mempcpy_ultra1, %o1 # endif 10: # ifdef SHARED add %o3, %o1, %o1 # endif retl mov %o1, %o0 END(__mempcpy) libc_hidden_builtin_def (memcpy) libc_hidden_def (__mempcpy) weak_alias (__mempcpy, mempcpy) libc_hidden_builtin_def (mempcpy) #undef libc_hidden_builtin_def #define libc_hidden_builtin_def(name) #undef weak_alias #define weak_alias(x, y) #undef libc_hidden_def #define libc_hidden_def(name) #define memcpy __memcpy_ultra1 #define __mempcpy __mempcpy_ultra1 #endif #include "../memcpy.S"