diff -r 000000000000 -r bde4ae8d615e os/ossrv/genericopenlibs/liboil/src/copy_sse.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/os/ossrv/genericopenlibs/liboil/src/copy_sse.c Fri Jun 15 03:10:57 2012 +0200 @@ -0,0 +1,92 @@ +/* + * Copyright (c) 2005 + * Eric Anholt. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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 AUTHOR ``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 AUTHOR 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. + */ +//Portions Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif +#include +#include +#include + +#define SSE_FUNCTION __attribute__((force_align_arg_pointer)) + +SSE_FUNCTION static void +copy_u8_sse (uint8_t *dest, const uint8_t *src, int n) +{ + for (; ((long)dest & 15) && (n > 0); n--) { + *dest++ = *src++; + } + for (; n >= 16; n -= 16) { + _mm_store_si128((__m128i *)dest, _mm_loadu_si128((__m128i *)src)); + src += 16; + dest += 16; + } + for (; n > 0; n--) { + *dest++ = *src++; + } +} +OIL_DEFINE_IMPL_FULL (copy_u8_sse, copy_u8, OIL_IMPL_FLAG_SSE2); + +SSE_FUNCTION static void +copy_u8_sse_unroll2 (uint8_t *dest, const uint8_t *src, int n) +{ + for (; ((long)dest & 15) && (n > 0); n--) { + *dest++ = *src++; + } + for (; n >= 32; n -= 32) { + _mm_store_si128((__m128i *)dest, _mm_loadu_si128((__m128i *)src)); + _mm_store_si128((__m128i *)(dest + 16), _mm_loadu_si128((__m128i *)(src + 16))); + src += 32; + dest += 32; + } + if (n >= 16) { + _mm_store_si128((__m128i *)dest, _mm_loadu_si128((__m128i *)src)); + src += 16; + dest += 16; + n -= 16; + } + for (; n > 0; n--) { + *dest++ = *src++; + } +} +OIL_DEFINE_IMPL_FULL (copy_u8_sse_unroll2, copy_u8, OIL_IMPL_FLAG_SSE2); + + +#ifdef __SYMBIAN32__ + +OilFunctionImpl* __oil_function_impl_copy_u8_sse, copy_u8() { + return &_oil_function_impl_copy_u8_sse, copy_u8; +} +#endif + +#ifdef __SYMBIAN32__ + +OilFunctionImpl* __oil_function_impl_copy_u8_sse_unroll2, copy_u8() { + return &_oil_function_impl_copy_u8_sse_unroll2, copy_u8; +} +#endif +