static inline void RENAME(bgr24ToUV_mmx)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src, int width, enum PixelFormat srcFormat) { __asm__ volatile( "movq 24+%4, %%mm6 \n\t" "mov %3, %%"REG_a" \n\t" "pxor %%mm7, %%mm7 \n\t" "1: \n\t" PREFETCH" 64(%0) \n\t" "movd (%0), %%mm0 \n\t" "movd 2(%0), %%mm1 \n\t" "punpcklbw %%mm7, %%mm0 \n\t" "punpcklbw %%mm7, %%mm1 \n\t" "movq %%mm0, %%mm2 \n\t" "movq %%mm1, %%mm3 \n\t" "pmaddwd %4, %%mm0 \n\t" "pmaddwd 8+%4, %%mm1 \n\t" "pmaddwd 16+%4, %%mm2 \n\t" "pmaddwd %%mm6, %%mm3 \n\t" "paddd %%mm1, %%mm0 \n\t" "paddd %%mm3, %%mm2 \n\t" "movd 6(%0), %%mm1 \n\t" "movd 8(%0), %%mm3 \n\t" "add $12, %0 \n\t" "punpcklbw %%mm7, %%mm1 \n\t" "punpcklbw %%mm7, %%mm3 \n\t" "movq %%mm1, %%mm4 \n\t" "movq %%mm3, %%mm5 \n\t" "pmaddwd %4, %%mm1 \n\t" "pmaddwd 8+%4, %%mm3 \n\t" "pmaddwd 16+%4, %%mm4 \n\t" "pmaddwd %%mm6, %%mm5 \n\t" "paddd %%mm3, %%mm1 \n\t" "paddd %%mm5, %%mm4 \n\t" "movq "MANGLE(ff_bgr24toUVOffset)", %%mm3 \n\t" "paddd %%mm3, %%mm0 \n\t" "paddd %%mm3, %%mm2 \n\t" "paddd %%mm3, %%mm1 \n\t" "paddd %%mm3, %%mm4 \n\t" "psrad $15, %%mm0 \n\t" "psrad $15, %%mm2 \n\t" "psrad $15, %%mm1 \n\t" "psrad $15, %%mm4 \n\t" "packssdw %%mm1, %%mm0 \n\t" "packssdw %%mm4, %%mm2 \n\t" "packuswb %%mm0, %%mm0 \n\t" "packuswb %%mm2, %%mm2 \n\t" "movd %%mm0, (%1, %%"REG_a") \n\t" "movd %%mm2, (%2, %%"REG_a") \n\t" "add $4, %%"REG_a" \n\t" " js 1b \n\t" : "+r" (src) : "r" (dstU+width), "r" (dstV+width), "g" ((x86_reg)-width), "m"(ff_bgr24toUV[srcFormat == PIX_FMT_RGB24][0]) : "%"REG_a ); }