| /* |
| ***************************************************************************** |
| * |
| * Copyright (c) 2011, Advanced Micro Devices, Inc. |
| * 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. |
| * * Neither the name of Advanced Micro Devices, Inc. nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * 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 ADVANCED MICRO DEVICES, INC. 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. |
| * |
| * *************************************************************************** |
| * |
| */ |
| |
| // helper.c - these functions are compiled separately because they redefine |
| // functions invoked directly by the compiler code generator. |
| // The Microsoft tools do not allow such functions to be compiled |
| // with the "Enable link-time code generation (/GL)" option. Compile |
| // this module without /GL to avoid a build failure LNK1237. |
| // |
| |
| #if defined (_MSC_VER) |
| |
| #include "Porting.h" |
| |
| //--------------------------------------------------------------------------- |
| void *memcpy (void *dest, const void *src, size_t bytes) |
| { |
| // Rep movsb is faster than a byte loop, but still quite slow |
| // for large operations. However, it is a good choice here because |
| // this function is intended for use by the compiler only. For |
| // large copy operations, call LibAmdMemCopy. |
| __movsb (dest, src, bytes); |
| return dest; |
| } |
| |
| //--------------------------------------------------------------------------- |
| |
| void *memset (void *dest, int value, size_t bytes) |
| { |
| // Rep stosb is faster than a byte loop, but still quite slow |
| // for large operations. However, it is a good choice here because |
| // this function is intended for use by the compiler only. For |
| // large fill operations, call LibAmdMemFill. |
| __stosb (dest, value, bytes); |
| return dest; |
| } |
| //--------------------------------------------------------------------------- |
| |
| #endif |