: "%ecx", "%ebx", "%edx", "%esi"
);
bit&=1;
-#else
+#else /* BRANCHLESS_CABAC_DECODER */
asm volatile(
"movzbl (%1), %%eax \n\t"
"movl "RANGE "(%2), %%ebx \n\t"
"andl %%ecx, %%edx \n\t"
"subl %%edx, %%ebx \n\t"
"xorl %%ecx, %%eax \n\t"
-#else
+#else /* CMOV_IS_FAST */
"movl %%edx, %%ecx \n\t"
"subl %%ebx, %%edx \n\t"
"sarl $31, %%edx \n\t" //lps_mask
"andl %%edx, %%ecx \n\t"
"subl %%ecx, %%ebx \n\t"
"xorl %%edx, %%eax \n\t"
-#endif
+#endif /* CMOV_IS_FAST */
//eax:state ebx:low edx:mask esi:range
"movzbl "MANGLE(ff_h264_mps_state)"(%%eax), %%ecx \n\t"
: "%ecx", "%ebx", "%edx", "%esi"
);
bit&=1;
-#endif
-#else
+#endif /* BRANCHLESS_CABAC_DECODER */
+#else /* ARCH_X86 */
int s = *state;
int RangeLPS= ff_h264_lps_range[s][c->range>>(CABAC_BITS+7)]<<(CABAC_BITS+1);
int bit, lps_mask attribute_unused;
refill2(c);
}
}
-#else
+#else /* BRANCHLESS_CABAC_DECODER */
lps_mask= (c->range - c->low)>>31;
c->low -= c->range & lps_mask;
c->low <<= lps_mask;
if(!(c->low & CABAC_MASK))
refill2(c);
-#endif
-#endif
+#endif /* BRANCHLESS_CABAC_DECODER */
+#endif /* ARCH_X86 */
return bit;
}