From 5b10b24044b3350a19ab3d3c0b37b5e9c12365b1 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sun, 13 Mar 2016 23:54:56 +0100 Subject: Multiple changes: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 1) Compile test with -O0, it takes too long otherwise. 2) Add error codes: ZERROR_0_POW_0, ZERROR_0_DIV_0, ZERROR_DIV_0, ZERROR_NEGATIVE. 3) Add workaround for a bug in clang (src/allocator.c). 4) Cleanups. 5) Minor optimisations. 6) Add inclusion guard for zahl.h. Signed-off-by: Mattias Andrée --- src/zgcd.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'src/zgcd.c') diff --git a/src/zgcd.c b/src/zgcd.c index 9b1d451..7c6f2bc 100644 --- a/src/zgcd.c +++ b/src/zgcd.c @@ -16,22 +16,22 @@ zgcd(z_t a, z_t b, z_t c) zahl_char_t uv, bit; int neg; - if (EXPECT(!zcmp(b, c), 0)) { + if (unlikely(!zcmp(b, c))) { SET(a, b); return; } - if (EXPECT(zzero(b), 0)) { + if (unlikely(zzero(b))) { SET(a, c); return; } - if (EXPECT(zzero(c), 0)) { + if (unlikely(zzero(c))) { SET(a, b); return; } zabs(u, b); zabs(v, c); - neg = zsignum(b) < 0 && zsignum(c) < 0; + neg = znegative2(b, c); min = MIN(u->used, v->used); for (; i < min; i++) { -- cgit v1.2.3-70-g09d2