diff -r 000000000000 -r bde4ae8d615e os/ossrv/genericopenlibs/liboil/src/simdpack/mix_u8.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/os/ossrv/genericopenlibs/liboil/src/simdpack/mix_u8.c Fri Jun 15 03:10:57 2012 +0200 @@ -0,0 +1,135 @@ +/* + * LIBOIL - Library of Optimized Inner Loops + * Copyright (c) 2003,2004 David A. Schleef + * 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 "liboil/simdpack/simdpack.h" +#include + +static void mix_u8_fast(uint8_t *dest, uint8_t *src1, uint8_t *src2, uint8_t *scale, int n) +{ + while(n>0){ + *dest++ = (*src1 * *scale + *src2 * (255 - *scale))>>8; + src1++; + src2++; + scale++; + n--; + } +} +OIL_DEFINE_IMPL (mix_u8_fast, mix_u8); + +static void +mix_u8_fast2 (uint8_t *dest, uint8_t *src1, uint8_t *src2, uint8_t *scale, int n) +{ + while(n>0){ + *dest++ = ((*src1 - *src2) * *scale + *src2 * 255)>>8; + src1++; + src2++; + scale++; + n--; + } +} +OIL_DEFINE_IMPL (mix_u8_fast2, mix_u8); + +/* PowerPC likes this one */ +static void +mix_u8_fast3(uint8_t *dest, uint8_t *src1, uint8_t *src2, uint8_t *scale, int n) +{ + int i; + + for(i=0;i>8; + } +} +OIL_DEFINE_IMPL (mix_u8_fast3, mix_u8); + +static void +mix_u8_unroll4(uint8_t *dest, uint8_t *src1, uint8_t *src2, uint8_t *scale, int n) +{ + while(n&0x3){ + *dest++ = (*src1 * *scale + *src2 * (255 - *scale))>>8; + src1++; + src2++; + scale++; + n--; + } + while(n>0){ + *dest++ = (*src1 * *scale + *src2 * (255 - *scale))>>8; + src1++; + src2++; + scale++; + *dest++ = (*src1 * *scale + *src2 * (255 - *scale))>>8; + src1++; + src2++; + scale++; + *dest++ = (*src1 * *scale + *src2 * (255 - *scale))>>8; + src1++; + src2++; + scale++; + *dest++ = (*src1 * *scale + *src2 * (255 - *scale))>>8; + src1++; + src2++; + scale++; + n-=4; + } +} +OIL_DEFINE_IMPL (mix_u8_unroll4, mix_u8); + + + +#ifdef __SYMBIAN32__ + +OilFunctionImpl* __oil_function_impl_mix_u8_fast() { + return &_oil_function_impl_mix_u8_fast; +} +#endif + +#ifdef __SYMBIAN32__ + +OilFunctionImpl* __oil_function_impl_mix_u8_fast2() { + return &_oil_function_impl_mix_u8_fast2; +} +#endif + +#ifdef __SYMBIAN32__ + +OilFunctionImpl* __oil_function_impl_mix_u8_fast3() { + return &_oil_function_impl_mix_u8_fast3; +} +#endif + +#ifdef __SYMBIAN32__ + +OilFunctionImpl* __oil_function_impl_mix_u8_unroll4() { + return &_oil_function_impl_mix_u8_unroll4; +} +#endif +