Function bsig1

src/pull/picosha2.h:80–80

inline word_t bsig0(word_t x) { return rotr(x, 2) ^ rotr(x, 13) ^ rotr(x, 22); }

inline word_t bsig1(word_t x) { return rotr(x, 6) ^ rotr(x, 11) ^ rotr(x, 25); }

inline word_t shr(word_t x, std::size_t n) {
    assert(n < 32);