:: "r"(dither)
);
}
+ filterSize--;
__asm__ volatile(
"pxor %%xmm0, %%xmm0\n\t"
"punpcklbw %%xmm0, %%xmm3\n\t"
- "psraw $4, %%xmm3\n\t"
+ "movd %0, %%xmm1\n\t"
+ "punpcklwd %%xmm1, %%xmm1\n\t"
+ "punpckldq %%xmm1, %%xmm1\n\t"
+ "punpcklqdq %%xmm1, %%xmm1\n\t"
+ "psllw $3, %%xmm1\n\t"
+ "paddw %%xmm1, %%xmm3\n\t"
+ "psraw $4, %%xmm3\n\t"
+ ::"m"(filterSize)
+ );
+ __asm__ volatile(
"movdqa %%xmm3, %%xmm4\n\t"
"movdqa %%xmm3, %%xmm7\n\t"
"movl %3, %%ecx\n\t"
const uint8_t *dither, int offset)
{
dither_8to16(dither, offset);
- __asm__ volatile(\
+ filterSize--;
+ __asm__ volatile(
+ "movd %0, %%mm1\n\t"
+ "punpcklwd %%mm1, %%mm1\n\t"
+ "punpckldq %%mm1, %%mm1\n\t"
+ "psllw $3, %%mm1\n\t"
+ "paddw %%mm1, %%mm3\n\t"
+ "paddw %%mm1, %%mm4\n\t"
"psraw $4, %%mm3\n\t"
"psraw $4, %%mm4\n\t"
+ ::"m"(filterSize)
+ );
+
+ __asm__ volatile(\
"movq %%mm3, %%mm6\n\t"
"movq %%mm4, %%mm7\n\t"
"movl %3, %%ecx\n\t"