diff options
Diffstat (limited to 'zahl/inlines.h')
| -rw-r--r-- | zahl/inlines.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/zahl/inlines.h b/zahl/inlines.h index 9e196f8..8f6b490 100644 --- a/zahl/inlines.h +++ b/zahl/inlines.h @@ -266,3 +266,28 @@ zsave(z_t a, void *buffer) } return sizeof(int) + sizeof(size_t) + (zzero(a) ? 0 : a->used * sizeof(zahl_char_t)); } + + +ZAHL_INLINE void +zmul(z_t a, z_t b, z_t c) +{ + int b_sign, c_sign; + b_sign = b->sign, b->sign *= b_sign; + c_sign = c->sign, c->sign *= c_sign; + zmul_ll(a, b, c); + c->sign = c_sign; + b->sign = b_sign; + ZAHL_SET_SIGNUM(a, zsignum(b) * zsignum(c)); +} + + +ZAHL_INLINE void +zsqr(z_t a, z_t b) +{ + if (ZAHL_UNLIKELY(zzero(b))) { + ZAHL_SET_SIGNUM(a, 0); + } else { + zsqr_ll(a, b); + ZAHL_SET_SIGNUM(a, 1); + } +} |