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/zdivmod.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'src/zdivmod.c') diff --git a/src/zdivmod.c b/src/zdivmod.c index c77e34a..55d0e06 100644 --- a/src/zdivmod.c +++ b/src/zdivmod.c @@ -15,19 +15,19 @@ zdivmod(z_t a, z_t b, z_t c, z_t d) sign = zsignum(c) * zsignum(d); - if (EXPECT(!sign, 0)) { + if (unlikely(!sign)) { if (zzero(c)) { if (zzero(d)) { - FAILURE(EDOM); /* Indeterminate form: 0 divided by 0 */ + libzahl_failure(-ZERROR_0_DIV_0); } else { SET_SIGNUM(a, 0); SET_SIGNUM(b, 0); } } else { - FAILURE(EDOM); /* Undefined form: Division by 0 */ + libzahl_failure(-ZERROR_DIV_0); } return; - } else if (EXPECT((cmpmag = zcmpmag(c, d)) <= 0, 0)) { + } else if (unlikely((cmpmag = zcmpmag(c, d)) <= 0)) { if (cmpmag == 0) { zseti(a, sign); SET_SIGNUM(b, 0); -- cgit v1.2.3-70-g09d2