| /* 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 |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <sysdep.h> |
| |
| #if !defined NOT_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" |