/*
* 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 <liboil/liboilclasses.h>
#include <liboil/liboilfunction.h>
#include <emmintrin.h>
#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