pcsx2/common/AlignedMalloc.cpp

55 lines
1.6 KiB
C++

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2010 PCSX2 Dev Team
*
* PCSX2 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 Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
// This module contains implementations of _aligned_malloc for platforms that don't have
// it built into their CRT/libc.
#if !defined(_WIN32)
#include "common/Assertions.h"
#include "common/ScopedAlloc.h"
void* __fastcall _aligned_malloc(size_t size, size_t align)
{
pxAssert(align < 0x10000);
#if defined(__USE_ISOC11) && !defined(ASAN_WORKAROUND) // not supported yet on gcc 4.9
return aligned_alloc(align, size);
#else
void* result = 0;
posix_memalign(&result, align, size);
return result;
#endif
}
void* __fastcall pcsx2_aligned_realloc(void* handle, size_t new_size, size_t align, size_t old_size)
{
pxAssert(align < 0x10000);
void* newbuf = _aligned_malloc(new_size, align);
if (newbuf != NULL && handle != NULL)
{
memcpy(newbuf, handle, std::min(old_size, new_size));
_aligned_free(handle);
}
return newbuf;
}
__fi void _aligned_free(void* pmem)
{
free(pmem);
}
#endif