register const uint8_t* s=src;
register uint8_t* d=dst;
register const uint8_t *end;
- uint8_t *mm_end;
+ const uint8_t *mm_end;
end = s + src_size;
#ifdef HAVE_MMX
__asm __volatile(PREFETCH" %0"::"m"(*s));
__asm __volatile("movq %0, %%mm7"::"m"(mask15rg));
__asm __volatile("movq %0, %%mm6"::"m"(mask15b));
- mm_end = (uint8_t*)((((unsigned long)end)/16)*16);
+ mm_end = end - 15;
while(s<mm_end)
{
__asm __volatile(
__asm __volatile(SFENCE:::"memory");
__asm __volatile(EMMS:::"memory");
#endif
- while(s < end)
+ mm_end = end - 3;
+ while(s < mm_end)
{
register uint32_t x= *((uint32_t *)s);
*((uint32_t *)d) = ((x>>1)&0x7FE07FE0) | (x&0x001F001F);
"movq %0, %%mm7\n\t"
"movq %1, %%mm6\n\t"
::"m"(red_16mask),"m"(green_16mask));
- mm_end = (uint8_t*)((((unsigned long)end)/16)*16);
+ mm_end = end - 15;
while(s < mm_end)
{
__asm __volatile(
"movq %0, %%mm7\n\t"
"movq %1, %%mm6\n\t"
::"m"(red_15mask),"m"(green_15mask));
- mm_end = (uint8_t*)((((unsigned long)end)/16)*16);
+ mm_end = end - 15;
while(s < mm_end)
{
__asm __volatile(
"movq %0, %%mm7\n\t"
"movq %1, %%mm6\n\t"
::"m"(red_16mask),"m"(green_16mask));
- mm_end = (uint8_t*)((((unsigned long)end)/16)*16);
+ mm_end = end - 15;
while(s < mm_end)
{
__asm __volatile(
"movq %0, %%mm7\n\t"
"movq %1, %%mm6\n\t"
::"m"(red_15mask),"m"(green_15mask));
- mm_end = (uint8_t*)((((unsigned long)end)/16)*16);
+ mm_end = end - 15;
while(s < mm_end)
{
__asm __volatile(