| /* |
| * Copyright (c) 2020, Intel Corporation |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| //! |
| //! \file cm_mem_os.cpp |
| //! \brief Contains CM memory function implementations |
| //! |
| |
| #include "cm_mem.h" |
| #include "cm_mem_os.h" |
| #include "cm_mem_os_c_impl.h" |
| #include "cm_mem_os_sse4_impl.h" |
| |
| typedef void(*t_CmFastMemCopyFromWC)( void* dst, const void* src, const size_t bytes ); |
| |
| #define CM_FAST_MEM_COPY_CPU_INIT_C(func) (func ## _C) |
| #define CM_FAST_MEM_COPY_CPU_INIT_SSE4(func) (func ## _SSE4) |
| #define CM_FAST_MEM_COPY_CPU_INIT(func) (is_SSE4_available ? CM_FAST_MEM_COPY_CPU_INIT_SSE4(func) : CM_FAST_MEM_COPY_CPU_INIT_C(func)) |
| |
| void CmFastMemCopyFromWC( void* dst, const void* src, const size_t bytes, CPU_INSTRUCTION_LEVEL cpuInstructionLevel ) |
| { |
| static const bool is_SSE4_available = (cpuInstructionLevel >= CPU_INSTRUCTION_LEVEL_SSE4_1); |
| static const t_CmFastMemCopyFromWC CmFastMemCopyFromWC_impl = CM_FAST_MEM_COPY_CPU_INIT(CmFastMemCopyFromWC); |
| |
| CmFastMemCopyFromWC_impl(dst, src, bytes); |
| } |