From b2c44d8c961090c2773f3a98d12fcafc7f5c5b2b Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Mon, 14 Mar 2016 17:56:37 +0100 Subject: Mostly optimisations MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/zor.c | 31 ++++++++++++++++--------------- 1 file changed, 16 insertions(+), 15 deletions(-) (limited to 'src/zor.c') diff --git a/src/zor.c b/src/zor.c index 4e7a2dc..25b69ea 100644 --- a/src/zor.c +++ b/src/zor.c @@ -2,16 +2,21 @@ #include "internals.h" +static inline O2 void +zor_impl(zahl_char_t *restrict a, const zahl_char_t *restrict b, size_t n) +{ + size_t i; + for (i = 0; i < n; i++) + a[i] |= b[i]; +} + void zor(z_t a, z_t b, z_t c) { size_t n, m; if (unlikely(zzero(b))) { - if (zzero(c)) - SET_SIGNUM(a, 0); - else - SET(a, c); + SET(a, c); return; } else if (unlikely(zzero(c))) { SET(a, b); @@ -24,23 +29,19 @@ zor(z_t a, z_t b, z_t c) ENSURE_SIZE(a, m); if (a == b) { - if (b->used < c->used) + if (a->used < c->used) zmemcpy(a->chars + n, c->chars + n, m - n); - while (n--) - a->chars[n] |= c->chars[n]; + zor_impl(a->chars, c->chars, n); } else if (unlikely(a == c)) { - if (c->used < b->used) + if (a->used < b->used) zmemcpy(a->chars + n, b->chars + n, m - n); - while (n--) - a->chars[n] |= b->chars[n]; - } else if (m == b->used) { + zor_impl(a->chars, b->chars, n); + } else if (m == b->used) { zmemcpy(a->chars, b->chars, m); - while (n--) - a->chars[n] |= c->chars[n]; + zor_impl(a->chars, c->chars, n); } else { zmemcpy(a->chars, c->chars, m); - while (n--) - a->chars[n] |= b->chars[n]; + zor_impl(a->chars, b->chars, n); } a->used = m; -- cgit v1.2.3-70-g09d2