#if !defined(_x86_mmxfrag_H) # define _x86_mmxfrag_H (1) # include <stddef.h> # include "x86int.h" #if defined(OC_X86_ASM) /*Copies an 8x8 block of pixels from _src to _dst, assuming _ystride bytes between rows.*/ #define OC_FRAG_COPY_MMX(_dst,_src,_ystride) \ do{ \ const unsigned char *src; \ unsigned char *dst; \ ptrdiff_t ystride3; \ src=(_src); \ dst=(_dst); \ __asm__ __volatile__( \ /*src+0*ystride*/ \ "movq (%[src]),%%mm0\n\t" \ /*src+1*ystride*/ \ "movq (%[src],%[ystride]),%%mm1\n\t" \ /*ystride3=ystride*3*/ \ "lea (%[ystride],%[ystride],2),%[ystride3]\n\t" \ /*src+2*ystride*/ \ "movq (%[src],%[ystride],2),%%mm2\n\t" \ /*src+3*ystride*/ \ "movq (%[src],%[ystride3]),%%mm3\n\t" \ /*dst+0*ystride*/ \ "movq %%mm0,(%[dst])\n\t" \ /*dst+1*ystride*/ \ "movq %%mm1,(%[dst],%[ystride])\n\t" \ /*Pointer to next 4.*/ \ "lea (%[src],%[ystride],4),%[src]\n\t" \ /*dst+2*ystride*/ \ "movq %%mm2,(%[dst],%[ystride],2)\n\t" \ /*dst+3*ystride*/ \ "movq %%mm3,(%[dst],%[ystride3])\n\t" \ /*Pointer to next 4.*/ \ "lea (%[dst],%[ystride],4),%[dst]\n\t" \ /*src+0*ystride*/ \ "movq (%[src]),%%mm0\n\t" \ /*src+1*ystride*/ \ "movq (%[src],%[ystride]),%%mm1\n\t" \ /*src+2*ystride*/ \ "movq (%[src],%[ystride],2),%%mm2\n\t" \ /*src+3*ystride*/ \ "movq (%[src],%[ystride3]),%%mm3\n\t" \ /*dst+0*ystride*/ \ "movq %%mm0,(%[dst])\n\t" \ /*dst+1*ystride*/ \ "movq %%mm1,(%[dst],%[ystride])\n\t" \ /*dst+2*ystride*/ \ "movq %%mm2,(%[dst],%[ystride],2)\n\t" \ /*dst+3*ystride*/ \ "movq %%mm3,(%[dst],%[ystride3])\n\t" \ :[dst]"+r"(dst),[src]"+r"(src),[ystride3]"=&r"(ystride3) \ :[ystride]"r"((ptrdiff_t)(_ystride)) \ :"memory" \ ); \ } \ while(0) # endif #endif