From f6cb7f3e7382a19a6d6d9990c243ffb8a666182d Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sun, 13 Mar 2016 05:30:01 +0100 Subject: Optimisations MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/zsub.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'src/zsub.c') diff --git a/src/zsub.c b/src/zsub.c index cdb13f4..bf918da 100644 --- a/src/zsub.c +++ b/src/zsub.c @@ -10,11 +10,11 @@ zsub_unsigned(z_t a, z_t b, z_t c) size_t i, n; int magcmp; - if (zzero(b)) { + if (EXPECT(zzero(b), 0)) { zabs(a, c); zneg(a, a); return; - } else if (zzero(c)) { + } else if (EXPECT(zzero(c), 0)) { zabs(a, b); return; } @@ -61,13 +61,13 @@ zsub_unsigned(z_t a, z_t b, z_t c) void zsub(z_t a, z_t b, z_t c) { - if (b == c) { + if (EXPECT(b == c, 0)) { SET_SIGNUM(a, 0); - } else if (zzero(b)) { + } else if (EXPECT(zzero(b), 0)) { zneg(a, c); - } else if (zzero(c)) { + } else if (EXPECT(zzero(c), 0)) { SET(a, b); - } else if ((zsignum(b) | zsignum(c)) < 0) { + } else if (EXPECT((zsignum(b) | zsignum(c)) < 0, 0)) { if (zsignum(b) < 0) { if (zsignum(c) < 0) { zsub_unsigned(a, c, b); -- cgit v1.2.3-70-g09d2