| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #include <private/bionic_ifuncs.h> |
| #include <stddef.h> |
| |
| extern "C" { |
| |
| DEFINE_IFUNC_FOR(memcmp) { |
| __builtin_cpu_init(); |
| if (__builtin_cpu_supports("sse4.1")) RETURN_FUNC(memcmp_func_t, memcmp_sse4); |
| RETURN_FUNC(memcmp_func_t, memcmp_atom); |
| } |
| MEMCMP_SHIM() |
| |
| typedef int wmemcmp_func_t(const wchar_t*, const wchar_t*, size_t); |
| DEFINE_IFUNC_FOR(wmemcmp) { |
| __builtin_cpu_init(); |
| if (__builtin_cpu_supports("sse4.1")) RETURN_FUNC(wmemcmp_func_t, wmemcmp_sse4); |
| RETURN_FUNC(wmemcmp_func_t, wmemcmp_atom); |
| } |
| DEFINE_STATIC_SHIM(int wmemcmp(const wchar_t* lhs, const wchar_t* rhs, size_t n) { |
| FORWARD(wmemcmp)(lhs, rhs, n); |
| }) |
| |
| } // extern "C" |