/* * Copyright (C) 2001-2002 Michael Niedermayer (michaelni@gmx.at) * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * mmx/mmx2/3dnow postprocess code. */ #include "libavutil/x86/asm.h" /* A single TEMPLATE_PP_* should be defined (to 1) when this template is * included. The following macros will define its dependencies to 1 as well * (like MMX2 depending on MMX), and will define to 0 all the others. Every * TEMPLATE_PP_* need to be undef at the end. */ #ifdef TEMPLATE_PP_C#   define RENAME(a) a ## _C#else#   define TEMPLATE_PP_C 0#endif #ifdef TEMPLATE_PP_ALTIVEC#   define RENAME(a) a ## _altivec#else#   define TEMPLATE_PP_ALTIVEC 0#endif #ifdef TEMPLATE_PP_MMX#   define RENAME(a) a ## _MMX#else#   define TEMPLATE_PP_MMX 0#endif #ifdef TEMPLATE_PP_MMXEXT#   undef  TEMPLATE_PP_MMX#   define TEMPLATE_PP_MMX 1#   define RENAME(a) a ## _MMX2#else#   define TEMPLATE_PP_MMXEXT 0#endif #ifdef TEMPLATE_PP_3DNOW#   undef  TEMPLATE_PP_MMX#   define TEMPLATE_PP_MMX 1#   define RENAME(a) a ## _3DNow#else#   define TEMPLATE_PP_3DNOW 0#endif #ifdef TEMPLATE_PP_SSE2#   undef  TEMPLATE_PP_MMX#   define TEMPLATE_PP_MMX 1#   undef  TEMPLATE_PP_MMXEXT#   define TEMPLATE_PP_MMXEXT 1#   define RENAME(a) a ## _SSE2#else#   define TEMPLATE_PP_SSE2 0#endif #undef REAL_PAVGB#undef PAVGB#undef PMINUB#undef PMAXUB #if   TEMPLATE_PP_MMXEXT#define REAL_PAVGB(a,b) "pavgb " #a ", " #b " \n\t"#elif TEMPLATE_PP_3DNOW#define REAL_PAVGB(a,b) "pavgusb " #a ", " #b " \n\t"#endif#define PAVGB(a,b)  REAL_PAVGB(a,b) #if   TEMPLATE_PP_MMXEXT#define PMINUB(a,b,t) "pminub " #a ", " #b " \n\t"#elif TEMPLATE_PP_MMX#define PMINUB(b,a,t) \    "movq " #a ", " #t " \n\t"\    "psubusb " #b ", " #t " \n\t"\    "psubb " #t ", " #a " \n\t"#endif #if   TEMPLATE_PP_MMXEXT#define PMAXUB(a,b) "pmaxub " #a ", " #b " \n\t"#elif TEMPLATE_PP_MMX#define PMAXUB(a,b) \    "psubusb " #a ", " #b " \n\t"\    "paddb " #a ", " #b " \n\t"#endif //FIXME? |255-0| = 1 (should not be a problem ...)#if TEMPLATE_PP_MMX/** * Check if the middle 8x8 Block in the given 8x16 block is flat */static inline int RENAME(vertClassify)(const uint8_t src[], int stride, PPContext *c){    int numEq= 0, dcOk;    src+= stride*4; // src points to begin of the 8x8 Block    __asm__ volatile(        "movq %0, %%mm7                         \n\t"        "movq %1, %%mm6                         \n\t"        : : "m" (c->mmxDcOffset[c->nonBQP]),  "m" (c->mmxDcThreshold[c->nonBQP])        );     __asm__ volatile(        "lea (%2, %3), %%"FF_REG_a"             \n\t"//      0       1       2       3       4       5       6       7       8       9//      %1      eax     eax+%2  eax+2%2 %1+4%2  ecx     ecx+%2  ecx+2%2 %1+8%2  ecx+4%2         "movq (%2), %%mm0                       \n\t"        "movq (%%"FF_REG_a"), %%mm1             \n\t"        "movq %%mm0, %%mm3                      \n\t"        "movq %%mm0, %%mm4                      \n\t"        PMAXUB(%%mm1, %%mm4)        PMINUB(%%mm1, %%mm3, %%mm5)        "psubb %%mm1, %%mm0                     \n\t" // mm0 = difference        "paddb %%mm7, %%mm0                     \n\t"        "pcmpgtb %%mm6, %%mm0                   \n\t"         "movq (%%"FF_REG_a",%3), %%mm2          \n\t"        PMAXUB(%%mm2, %%mm4)        PMINUB(%%mm2, %%mm3, %%mm5)        "psubb %%mm2, %%mm1                     \n\t"        "paddb %%mm7, %%mm1                     \n\t"        "pcmpgtb %%mm6, %%mm1                   \n\t"        "paddb %%mm1, %%mm0                     \n\t"         "movq (%%"FF_REG_a", %3, 2), %%mm1      \n\t"        PMAXUB(%%mm1, %%mm4)        PMINUB(%%mm1, %%mm3, %%mm5)        "psubb %%mm1, %%mm2                     \n\t"        "paddb %%mm7, %%mm2                     \n\t"        "pcmpgtb %%mm6, %%mm2                   \n\t"        "paddb %%mm2, %%mm0                     \n\t"         "lea (%%"FF_REG_a", %3, 4), %%"FF_REG_a"\n\t"         "movq (%2, %3, 4), %%mm2                \n\t"        PMAXUB(%%mm2, %%mm4)        PMINUB(%%mm2, %%mm3, %%mm5)        "psubb %%mm2, %%mm1                     \n\t"        "paddb %%mm7, %%mm1                     \n\t"        "pcmpgtb %%mm6, %%mm1                   \n\t"        "paddb %%mm1, %%mm0                     \n\t"         "movq (%%"FF_REG_a"), %%mm1             \n\t"        PMAXUB(%%mm1, %%mm4)        PMINUB(%%mm1, %%mm3, %%mm5)        "psubb %%mm1, %%mm2                     \n\t"        "paddb %%mm7, %%mm2                     \n\t"        "pcmpgtb %%mm6, %%mm2                   \n\t"        "paddb %%mm2, %%mm0                     \n\t"         "movq (%%"FF_REG_a", %3), %%mm2         \n\t"        PMAXUB(%%mm2, %%mm4)        PMINUB(%%mm2, %%mm3, %%mm5)        "psubb %%mm2, %%mm1                     \n\t"        "paddb %%mm7, %%mm1                     \n\t"        "pcmpgtb %%mm6, %%mm1                   \n\t"        "paddb %%mm1, %%mm0                     \n\t"         "movq (%%"FF_REG_a", %3, 2), %%mm1      \n\t"        PMAXUB(%%mm1, %%mm4)        PMINUB(%%mm1, %%mm3, %%mm5)        "psubb %%mm1, %%mm2                     \n\t"        "paddb %%mm7, %%mm2                     \n\t"        "pcmpgtb %%mm6, %%mm2                   \n\t"        "paddb %%mm2, %%mm0                     \n\t"        "psubusb %%mm3, %%mm4                   \n\t"         "                                       \n\t"#if TEMPLATE_PP_MMXEXT        "pxor %%mm7, %%mm7                      \n\t"        "psadbw %%mm7, %%mm0                    \n\t"#else        "movq %%mm0, %%mm1                      \n\t"        "psrlw $8, %%mm0                        \n\t"        "paddb %%mm1, %%mm0                     \n\t"        "movq %%mm0, %%mm1                      \n\t"        "psrlq $16, %%mm0                       \n\t"        "paddb %%mm1, %%mm0                     \n\t"        "movq %%mm0, %%mm1                      \n\t"        "psrlq $32, %%mm0                       \n\t"        "paddb %%mm1, %%mm0                     \n\t"#endif        "movq %4, %%mm7                         \n\t" // QP,..., QP        "paddusb %%mm7, %%mm7                   \n\t" // 2QP ... 2QP        "psubusb %%mm7, %%mm4                   \n\t" // Diff <= 2QP -> 0        "packssdw %%mm4, %%mm4                  \n\t"        "movd %%mm0, %0                         \n\t"        "movd %%mm4, %1                         \n\t"         : "=r" (numEq), "=r" (dcOk)        : "r" (src), "r" ((x86_reg)stride), "m" (c->pQPb)        : "%"FF_REG_a        );     numEq= (-numEq) &0xFF;    if(numEq > c->ppMode.flatnessThreshold){        if(dcOk) return 0;        else     return 1;    }else{        return 2;    }}#endif //TEMPLATE_PP_MMX /** * Do a vertical low pass filter on the 8x16 block (only write to the 8x8 block in the middle) * using the 9-Tap Filter (1,1,2,2,4,2,2,1,1)/16 */#if !TEMPLATE_PP_ALTIVECstatic inline void RENAME(doVertLowPass)(uint8_t *src, int stride, PPContext *c){#if TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW    src+= stride*3;    __asm__ volatile(        //"movv %0 %1 %2\n\t"        "movq %2, %%mm0                         \n\t"  // QP,..., QP        "pxor %%mm4, %%mm4                      \n\t"         "movq (%0), %%mm6                       \n\t"        "movq (%0, %1), %%mm5                   \n\t"        "movq %%mm5, %%mm1                      \n\t"        "movq %%mm6, %%mm2                      \n\t"        "psubusb %%mm6, %%mm5                   \n\t"        "psubusb %%mm1, %%mm2                   \n\t"        "por %%mm5, %%mm2                       \n\t" // ABS Diff of lines        "psubusb %%mm0, %%mm2                   \n\t" // diff <= QP -> 0        "pcmpeqb %%mm4, %%mm2                   \n\t" // diff <= QP -> FF         "pand %%mm2, %%mm6                      \n\t"        "pandn %%mm1, %%mm2                     \n\t"        "por %%mm2, %%mm6                       \n\t"// First Line to Filter         "movq (%0, %1, 8), %%mm5                \n\t"        "lea (%0, %1, 4), %%"FF_REG_a"          \n\t"        "lea (%0, %1, 8), %%"FF_REG_c"          \n\t"        "sub %1, %%"FF_REG_c"                   \n\t"        "add %1, %0                             \n\t" // %0 points to line 1 not 0        "movq (%0, %1, 8), %%mm7                \n\t"        "movq %%mm5, %%mm1                      \n\t"        "movq %%mm7, %%mm2                      \n\t"        "psubusb %%mm7, %%mm5                   \n\t"        "psubusb %%mm1, %%mm2                   \n\t"        "por %%mm5, %%mm2                       \n\t" // ABS Diff of lines        "psubusb %%mm0, %%mm2                   \n\t" // diff <= QP -> 0        "pcmpeqb %%mm4, %%mm2                   \n\t" // diff <= QP -> FF         "pand %%mm2, %%mm7                      \n\t"        "pandn %%mm1, %%mm2                     \n\t"        "por %%mm2, %%mm7                       \n\t" // First Line to Filter          //      1       2       3       4       5       6       7       8        //      %0      %0+%1   %0+2%1  eax     %0+4%1  eax+2%1 ecx     eax+4%1        // 6 4 2 2 1 1        // 6 4 4 2        // 6 8 2         "movq (%0, %1), %%mm0                   \n\t" //  1        "movq %%mm0, %%mm1                      \n\t" //  1        PAVGB(%%mm6, %%mm0)                           //1 1        /2        PAVGB(%%mm6, %%mm0)                           //3 1        /4         "movq (%0, %1, 4), %%mm2                \n\t" //     1        "movq %%mm2, %%mm5                      \n\t" //     1        PAVGB((%%FF_REGa), %%mm2)                     //    11        /2        PAVGB((%0, %1, 2), %%mm2)                     //   211        /4        "movq %%mm2, %%mm3                      \n\t" //   211        /4        "movq (%0), %%mm4                       \n\t" // 1        PAVGB(%%mm4, %%mm3)                           // 4 211        /8        PAVGB(%%mm0, %%mm3)                           //642211        /16        "movq %%mm3, (%0)                       \n\t" // X        // mm1=2 mm2=3(211) mm4=1 mm5=5 mm6=0 mm7=9        "movq %%mm1, %%mm0                      \n\t" //  1        PAVGB(%%mm6, %%mm0)                           //1 1        /2        "movq %%mm4, %%mm3                      \n\t" // 1        PAVGB((%0,%1,2), %%mm3)                       // 1 1        /2        PAVGB((%%FF_REGa,%1,2), %%mm5)                //     11        /2        PAVGB((%%FF_REGa), %%mm5)                     //    211 /4        PAVGB(%%mm5, %%mm3)                           // 2 2211 /8        PAVGB(%%mm0, %%mm3)                           //4242211 /16        "movq %%mm3, (%0,%1)                    \n\t" //  X        // mm1=2 mm2=3(211) mm4=1 mm5=4(211) mm6=0 mm7=9        PAVGB(%%mm4, %%mm6)                                   //11        /2        "movq (%%"FF_REG_c"), %%mm0             \n\t" //       1        PAVGB((%%FF_REGa, %1, 2), %%mm0)              //      11/2        "movq %%mm0, %%mm3                      \n\t" //      11/2        PAVGB(%%mm1, %%mm0)                           //  2   11/4        PAVGB(%%mm6, %%mm0)                           //222   11/8        PAVGB(%%mm2, %%mm0)                           //22242211/16        "movq (%0, %1, 2), %%mm2                \n\t" //   1        "movq %%mm0, (%0, %1, 2)                \n\t" //   X        // mm1=2 mm2=3 mm3=6(11) mm4=1 mm5=4(211) mm6=0(11) mm7=9        "movq (%%"FF_REG_a", %1, 4), %%mm0      \n\t" //        1        PAVGB((%%FF_REGc), %%mm0)                     //       11        /2        PAVGB(%%mm0, %%mm6)                           //11     11        /4        PAVGB(%%mm1, %%mm4)                           // 11                /2        PAVGB(%%mm2, %%mm1)                           //  11                /2        PAVGB(%%mm1, %%mm6)                           //1122   11        /8        PAVGB(%%mm5, %%mm6)                           //112242211        /16        "movq (%%"FF_REG_a"), %%mm5             \n\t" //    1        "movq %%mm6, (%%"FF_REG_a")             \n\t" //    X        // mm0=7(11) mm1=2(11) mm2=3 mm3=6(11) mm4=1(11) mm5=4 mm7=9        "movq (%%"FF_REG_a", %1, 4), %%mm6      \n\t" //        1        PAVGB(%%mm7, %%mm6)                           //        11        /2        PAVGB(%%mm4, %%mm6)                           // 11     11        /4        PAVGB(%%mm3, %%mm6)                           // 11   2211        /8        PAVGB(%%mm5, %%mm2)                           //   11                /2        "movq (%0, %1, 4), %%mm4                \n\t" //     1        PAVGB(%%mm4, %%mm2)                           //   112                /4        PAVGB(%%mm2, %%mm6)                           // 112242211        /16        "movq %%mm6, (%0, %1, 4)                \n\t" //     X        // mm0=7(11) mm1=2(11) mm2=3(112) mm3=6(11) mm4=5 mm5=4 mm7=9        PAVGB(%%mm7, %%mm1)                           //  11     2        /4        PAVGB(%%mm4, %%mm5)                           //    11                /2        PAVGB(%%mm5, %%mm0)                           //    11 11        /4        "movq (%%"FF_REG_a", %1, 2), %%mm6      \n\t" //      1        PAVGB(%%mm6, %%mm1)                           //  11  4  2        /8        PAVGB(%%mm0, %%mm1)                           //  11224222        /16        "movq %%mm1, (%%"FF_REG_a", %1, 2)      \n\t" //      X        // mm2=3(112) mm3=6(11) mm4=5 mm5=4(11) mm6=6 mm7=9        PAVGB((%%FF_REGc), %%mm2)                     //   112 4        /8        "movq (%%"FF_REG_a", %1, 4), %%mm0      \n\t" //        1        PAVGB(%%mm0, %%mm6)                           //      1 1        /2        PAVGB(%%mm7, %%mm6)                           //      1 12        /4        PAVGB(%%mm2, %%mm6)                           //   1122424        /4        "movq %%mm6, (%%"FF_REG_c")             \n\t" //       X        // mm0=8 mm3=6(11) mm4=5 mm5=4(11) mm7=9        PAVGB(%%mm7, %%mm5)                           //    11   2        /4        PAVGB(%%mm7, %%mm5)                           //    11   6        /8         PAVGB(%%mm3, %%mm0)                           //      112        /4        PAVGB(%%mm0, %%mm5)                           //    112246        /16        "movq %%mm5, (%%"FF_REG_a", %1, 4)      \n\t" //        X        "sub %1, %0                             \n\t"         :        : "r" (src), "r" ((x86_reg)stride), "m" (c->pQPb)        : "%"FF_REG_a, "%"FF_REG_c    );#else //TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW    const int l1= stride;    const int l2= stride + l1;    const int l3= stride + l2;    const int l4= stride + l3;    const int l5= stride + l4;    const int l6= stride + l5;    const int l7= stride + l6;    const int l8= stride + l7;    const int l9= stride + l8;    int x;    src+= stride*3;    for(x=0; x<BLOCK_SIZE; x++){        const int first= FFABS(src[0] - src[l1]) < c->QP ? src[0] : src[l1];        const int last= FFABS(src[l8] - src[l9]) < c->QP ? src[l9] : src[l8];         int sums[10];        sums[0] = 4*first + src[l1] + src[l2] + src[l3] + 4;        sums[1] = sums[0] - first  + src[l4];        sums[2] = sums[1] - first  + src[l5];        sums[3] = sums[2] - first  + src[l6];        sums[4] = sums[3] - first  + src[l7];        sums[5] = sums[4] - src[l1] + src[l8];        sums[6] = sums[5] - src[l2] + last;        sums[7] = sums[6] - src[l3] + last;        sums[8] = sums[7] - src[l4] + last;        sums[9] = sums[8] - src[l5] + last;         src[l1]= (sums[0] + sums[2] + 2*src[l1])>>4;        src[l2]= (sums[1] + sums[3] + 2*src[l2])>>4;        src[l3]= (sums[2] + sums[4] + 2*src[l3])>>4;        src[l4]= (sums[3] + sums[5] + 2*src[l4])>>4;        src[l5]= (sums[4] + sums[6] + 2*src[l5])>>4;        src[l6]= (sums[5] + sums[7] + 2*src[l6])>>4;        src[l7]= (sums[6] + sums[8] + 2*src[l7])>>4;        src[l8]= (sums[7] + sums[9] + 2*src[l8])>>4;         src++;    }#endif //TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW}#endif //TEMPLATE_PP_ALTIVEC /** * Experimental Filter 1 * will not damage linear gradients * Flat blocks should look like they were passed through the (1,1,2,2,4,2,2,1,1) 9-Tap filter * can only smooth blocks at the expected locations (it cannot smooth them if they did move) * MMX2 version does correct clipping C version does not */static inline void RENAME(vertX1Filter)(uint8_t *src, int stride, PPContext *co){#if TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW    src+= stride*3;     __asm__ volatile(        "pxor %%mm7, %%mm7                      \n\t" // 0        "lea (%0, %1), %%"FF_REG_a"             \n\t"        "lea (%%"FF_REG_a", %1, 4), %%"FF_REG_c"\n\t"//      0       1       2       3       4       5       6       7       8       9//      %0      eax     eax+%1  eax+2%1 %0+4%1  ecx     ecx+%1  ecx+2%1 %0+8%1  ecx+4%1        "movq (%%"FF_REG_a", %1, 2), %%mm0      \n\t" // line 3        "movq (%0, %1, 4), %%mm1                \n\t" // line 4        "movq %%mm1, %%mm2                      \n\t" // line 4        "psubusb %%mm0, %%mm1                   \n\t"        "psubusb %%mm2, %%mm0                   \n\t"        "por %%mm1, %%mm0                       \n\t" // |l2 - l3|        "movq (%%"FF_REG_c"), %%mm3             \n\t" // line 5        "movq (%%"FF_REG_c", %1), %%mm4         \n\t" // line 6        "movq %%mm3, %%mm5                      \n\t" // line 5        "psubusb %%mm4, %%mm3                   \n\t"        "psubusb %%mm5, %%mm4                   \n\t"        "por %%mm4, %%mm3                       \n\t" // |l5 - l6|        PAVGB(%%mm3, %%mm0)                           // (|l2 - l3| + |l5 - l6|)/2        "movq %%mm2, %%mm1                      \n\t" // line 4        "psubusb %%mm5, %%mm2                   \n\t"        "movq %%mm2, %%mm4                      \n\t"        "pcmpeqb %%mm7, %%mm2                   \n\t" // (l4 - l5) <= 0 ? -1 : 0        "psubusb %%mm1, %%mm5                   \n\t"        "por %%mm5, %%mm4                       \n\t" // |l4 - l5|        "psubusb %%mm0, %%mm4                   \n\t" //d = MAX(0, |l4-l5| - (|l2-l3| + |l5-l6|)/2)        "movq %%mm4, %%mm3                      \n\t" // d        "movq %2, %%mm0                         \n\t"        "paddusb %%mm0, %%mm0                   \n\t"        "psubusb %%mm0, %%mm4                   \n\t"        "pcmpeqb %%mm7, %%mm4                   \n\t" // d <= QP ? -1 : 0        "psubusb "MANGLE(b01)", %%mm3           \n\t"        "pand %%mm4, %%mm3                      \n\t" // d <= QP ? d : 0         PAVGB(%%mm7, %%mm3)                           // d/2        "movq %%mm3, %%mm1                      \n\t" // d/2        PAVGB(%%mm7, %%mm3)                           // d/4        PAVGB(%%mm1, %%mm3)                           // 3*d/8         "movq (%0, %1, 4), %%mm0                \n\t" // line 4        "pxor %%mm2, %%mm0                      \n\t" //(l4 - l5) <= 0 ? -l4-1 : l4        "psubusb %%mm3, %%mm0                   \n\t"        "pxor %%mm2, %%mm0                      \n\t"        "movq %%mm0, (%0, %1, 4)                \n\t" // line 4         "movq (%%"FF_REG_c"), %%mm0             \n\t" // line 5        "pxor %%mm2, %%mm0                      \n\t" //(l4 - l5) <= 0 ? -l5-1 : l5        "paddusb %%mm3, %%mm0                   \n\t"        "pxor %%mm2, %%mm0                      \n\t"        "movq %%mm0, (%%"FF_REG_c")             \n\t" // line 5         PAVGB(%%mm7, %%mm1)                           // d/4         "movq (%%"FF_REG_a", %1, 2), %%mm0      \n\t" // line 3        "pxor %%mm2, %%mm0                      \n\t" //(l4 - l5) <= 0 ? -l4-1 : l4        "psubusb %%mm1, %%mm0                   \n\t"        "pxor %%mm2, %%mm0                      \n\t"        "movq %%mm0, (%%"FF_REG_a", %1, 2)      \n\t" // line 3         "movq (%%"FF_REG_c", %1), %%mm0         \n\t" // line 6        "pxor %%mm2, %%mm0                      \n\t" //(l4 - l5) <= 0 ? -l5-1 : l5        "paddusb %%mm1, %%mm0                   \n\t"        "pxor %%mm2, %%mm0                      \n\t"        "movq %%mm0, (%%"FF_REG_c", %1)         \n\t" // line 6         PAVGB(%%mm7, %%mm1)                           // d/8         "movq (%%"FF_REG_a", %1), %%mm0         \n\t" // line 2        "pxor %%mm2, %%mm0                      \n\t" //(l4 - l5) <= 0 ? -l2-1 : l2        "psubusb %%mm1, %%mm0                   \n\t"        "pxor %%mm2, %%mm0                      \n\t"        "movq %%mm0, (%%"FF_REG_a", %1)         \n\t" // line 2         "movq (%%"FF_REG_c", %1, 2), %%mm0      \n\t" // line 7        "pxor %%mm2, %%mm0                      \n\t" //(l4 - l5) <= 0 ? -l7-1 : l7        "paddusb %%mm1, %%mm0                   \n\t"        "pxor %%mm2, %%mm0                      \n\t"        "movq %%mm0, (%%"FF_REG_c", %1, 2)      \n\t" // line 7         :        : "r" (src), "r" ((x86_reg)stride), "m" (co->pQPb)          NAMED_CONSTRAINTS_ADD(b01)        : "%"FF_REG_a, "%"FF_REG_c    );#else //TEMPLATE_PP_MMXEXT || TEMPLATE_PP_3DNOW     const int l1= stride;    const int l2= stride + l1;    const int l3= stride + l2;

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