diff -r 000000000000 -r bde4ae8d615e os/ossrv/genericopenlibs/liboil/src/i386/sad8x8avg_i386.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/os/ossrv/genericopenlibs/liboil/src/i386/sad8x8avg_i386.c Fri Jun 15 03:10:57 2012 +0200 @@ -0,0 +1,163 @@ +/* + * 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 + +OIL_DECLARE_CLASS (sad8x8_u8_avg); + +static void +sad8x8_u8_avg_mmx (uint32_t *dest, uint8_t *src1, int ss1, uint8_t *src2, uint8_t *src3, int ss2) +{ +#if !defined(__WINSCW__) && !defined(__WINS__) +uint32_t diff; + + __asm__ __volatile__ ( + " pcmpeqd %%mm5, %%mm5 \n\t" /* fefefefefefefefe in mm5 */ + " paddb %%mm5, %%mm5 \n\t" + + " pxor %%mm6, %%mm6 \n\t" /* zero out mm6 for unpack */ + " pxor %%mm7, %%mm7 \n\t" /* mm7 contains the result */ + " mov $8, %%edi \n\t" /* 8 rows */ + "1: \n\t" + " movq (%1), %%mm0 \n\t" /* take 8 bytes */ + + " movq (%2), %%mm2 \n\t" + " movq (%3), %%mm3 \n\t" /* take average of mm2 and mm3 */ + " movq %%mm2, %%mm1 \n\t" + " pand %%mm3, %%mm1 \n\t" + " pxor %%mm2, %%mm3 \n\t" + " pand %%mm5, %%mm3 \n\t" + " psrlq $1, %%mm3 \n\t" + " paddb %%mm3, %%mm1 \n\t" + + " movq %%mm0, %%mm2 \n\t" + + " psubusb %%mm1, %%mm0 \n\t" /* A - B */ + " psubusb %%mm2, %%mm1 \n\t" /* B - A */ + " por %%mm1, %%mm0 \n\t" /* and or gives abs difference */ + " movq %%mm0, %%mm1 \n\t" + + " punpcklbw %%mm6, %%mm0 \n\t" /* unpack to higher precision for accumulation */ + " paddw %%mm0, %%mm7 \n\t" /* accumulate difference... */ + " punpckhbw %%mm6, %%mm1 \n\t" /* unpack high four bytes to higher precision */ + " add %4, %1 \n\t" /* Inc pointer into the new data */ + " paddw %%mm1, %%mm7 \n\t" /* accumulate difference... */ + " add %5, %2 \n\t" /* Inc pointer into ref data */ + " add %5, %3 \n\t" /* Inc pointer into ref data */ + + " dec %%edi \n\t" + " jnz 1b \n\t" + + " movq %%mm7, %%mm0 \n\t" + " psrlq $32, %%mm7 \n\t" + " paddw %%mm0, %%mm7 \n\t" + " movq %%mm7, %%mm0 \n\t" + " psrlq $16, %%mm7 \n\t" + " paddw %%mm0, %%mm7 \n\t" + " movd %%mm7, %0 \n\t" + " andl $0xffff, %0 \n\t" + " emms \n\t" + + : "=m" (diff), + "+r" (src1), + "+r" (src2), + "+r" (src3) + : "m" (ss1), + "m" (ss2) + : "edi", "memory" + ); + *dest = diff; +#endif +} + +OIL_DEFINE_IMPL_FULL (sad8x8_u8_avg_mmx, sad8x8_u8_avg, OIL_IMPL_FLAG_MMX); + +static void +sad8x8_u8_avg_mmxext (uint32_t *dest, uint8_t *src1, int ss1, uint8_t *src2, uint8_t *src3, int ss2) +{ +#if !defined(__WINSCW__) && !defined(__WINS__) + uint32_t diff; + + __asm__ __volatile__ ( + " pxor %%mm7, %%mm7 \n\t" /* mm7 contains the result */ + " mov $0x01010101, %%eax \n\t" + " movd %%eax, %%mm6 \n\t" + " punpcklbw %%mm6, %%mm6 \n\t" + " mov $8, %%eax \n\t" + "1: \n\t" + " movq (%1), %%mm0 \n\t" /* take 8 bytes */ + " movq (%2), %%mm1 \n\t" + " movq (%3), %%mm2 \n\t" + " movq %%mm1, %%mm3 \n\t" + " pavgb %%mm2, %%mm1 \n\t" + " pxor %%mm2, %%mm3 \n\t" + " pand %%mm6, %%mm3 \n\t" + " psubb %%mm3, %%mm1 \n\t" + " psadbw %%mm1, %%mm0 \n\t" + + " add %4, %1 \n\t" /* Inc pointer into the new data */ + " paddw %%mm0, %%mm7 \n\t" /* accumulate difference... */ + " add %5, %2 \n\t" /* Inc pointer into ref data */ + " add %5, %3 \n\t" /* Inc pointer into ref data */ + " decl %%eax \n\t" + " jnz 1b \n\t" + + " movd %%mm7, %0 \n\t" + " emms \n\t" + : "=m" (diff), + "+r" (src1), + "+r" (src2), + "+r" (src3) + : "m" (ss1), + "m" (ss2) + : "eax", "memory" + ); + *dest = diff; +#endif +} +OIL_DEFINE_IMPL_FULL (sad8x8_u8_avg_mmxext, sad8x8_u8_avg, OIL_IMPL_FLAG_MMX | OIL_IMPL_FLAG_MMXEXT); + + +#ifdef __SYMBIAN32__ + +OilFunctionImpl* __oil_function_impl_sad8x8_u8_avg_mmx, sad8x8_u8_avg() { + return &_oil_function_impl_sad8x8_u8_avg_mmx, sad8x8_u8_avg; +} +#endif + +#ifdef __SYMBIAN32__ + +OilFunctionImpl* __oil_function_impl_sad8x8_u8_avg_mmxext, sad8x8_u8_avg() { + return &_oil_function_impl_sad8x8_u8_avg_mmxext, sad8x8_u8_avg; +} +#endif +