From 3728c12ecbe308092b213f1b664303a48858a2b8 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Thu, 3 Mar 2016 12:47:39 +0100 Subject: Add zbset MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- zahl.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'zahl.h') diff --git a/zahl.h b/zahl.h index 4f2a2c8..8f91809 100644 --- a/zahl.h +++ b/zahl.h @@ -100,6 +100,9 @@ void zsplit(z_t, z_t, z_t, size_t); /* a := c >> d, b := c - (a << d) */ size_t zbits(z_t); /* ⌊log₂ |a|⌋ + 1, 1 if a = 0 */ size_t zlsb(z_t); /* Index of first set bit, SIZE_MAX if none are set. */ +/* If d > 0: a := b | (1 << c), f d = 0: a := b & ~(1 << c), if d < 0: a := b ^ (1 << c) */ +void zbset(z_t, z_t, size_t, int); + /* Number theory. */ -- cgit v1.2.3-70-g09d2