n2color
n2color_t n2color[MMU_PAGE_SIZES];
n2color_t m = n2color[szc];
n2color_t m = n2color[szc];
s = nhbits[szc] - n2color[szc].nnbits;
s -= nhbits[nszc] - n2color[nszc].nnbits;
n2color[i] = m;
nequiv_shades_log2[1] -= n2color[1].nnbits;