u64shr            139 lib/sha512.c                              u64shr (ctx->total[0], 61))));
u64shr            345 lib/sha512.c   #define S0(x) u64xor (u64rol(x, 63), u64xor (u64rol (x, 56), u64shr (x, 7)))
u64shr            346 lib/sha512.c   #define S1(x) u64xor (u64rol (x, 45), u64xor (u64rol (x, 3), u64shr (x, 6)))
u64shr             31 lib/u64.h      #define u64rol(x, n) u64or (u64shl (x, n), u64shr (x, 64 - n))