C++ (Cpp) pavg_r2r Examples

Example #1

File: motion_comp_mmx.c Project: 1c0n/xbmc

static inline void MC_avg4_8 (int height, uint8_t * dest, const uint8_t * ref,
			      const int stride, const int cpu)
{
    do {
	movq_m2r (*ref, mm0);
	movq_m2r (*(ref+stride+1), mm1);
	movq_r2r (mm0, mm7);
	movq_m2r (*(ref+1), mm2);
	pxor_r2r (mm1, mm7);
	movq_m2r (*(ref+stride), mm3);
	movq_r2r (mm2, mm6);
	pxor_r2r (mm3, mm6);
	pavg_r2r (mm1, mm0);
	pavg_r2r (mm3, mm2);
	por_r2r (mm6, mm7);
	movq_r2r (mm0, mm6);
	pxor_r2r (mm2, mm6);
	pand_r2r (mm6, mm7);
	pand_m2r (mask_one, mm7);
	pavg_r2r (mm2, mm0);
	psubusb_r2r (mm7, mm0);
	movq_m2r (*dest, mm1);
	pavg_r2r (mm1, mm0);
	ref += stride;
	movq_r2m (mm0, *dest);
	dest += stride;
    } while (--height);
}

Example #2

File: motion_comp_mmx.c Project: carrierlxk/rcc

static inline void MC_put4_8 (int height, uint8_t * dest, uint8_t * ref,
                              int stride, int cpu)
{
    movq_m2r (*ref, mm0);
    movq_m2r (*(ref+1), mm1);
    movq_r2r (mm0, mm7);
    pxor_r2r (mm1, mm7);
    pavg_r2r (mm1, mm0);
    ref += stride;

    do {
        movq_m2r (*ref, mm2);
        movq_r2r (mm0, mm5);

        movq_m2r (*(ref+1), mm3);
        movq_r2r (mm2, mm6);

        pxor_r2r (mm3, mm6);
        pavg_r2r (mm3, mm2);

        por_r2r (mm6, mm7);
        pxor_r2r (mm2, mm5);

        pand_r2r (mm5, mm7);
        pavg_r2r (mm2, mm0);

        pand_m2r (mask_one, mm7);

        psubusb_r2r (mm7, mm0);

        ref += stride;
        movq_r2m (mm0, *dest);
        dest += stride;

        movq_r2r (mm6, mm7);    // unroll !
        movq_r2r (mm2, mm0);    // unroll !
    } while (--height);
}