@h = constant i9 shl(i9 1 , i9 9)
@i = constant i9 shl(i9 1 , i9 8)
@j = constant i9 lshr(i9 511 , i9 8)
-@k = constant i9 lshr(i9 511 , i9 9)
@l = constant i9 ashr(i9 511 , i9 8)
-@m = constant i9 ashr(i9 511 , i9 9)
@n = constant i9 mul(i9 511, i9 2)
@q = constant i9 sdiv(i9 511, i9 2)