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authorAlex AUVOLAT <alex.auvolat@ens.fr>2013-11-12 23:50:04 +0100
committerAlex AUVOLAT <alex.auvolat@ens.fr>2013-11-12 23:50:04 +0100
commitfc00f29076aa8171dd238d1d70607ee6abbbba7a (patch)
tree65c15bc94d9462a786cdc2e859b70107d70e1e7f /csim/util.c
parent4b9292fd45778680447400983bd94041a5a2ea4a (diff)
downloadSystDigit-Projet-fc00f29076aa8171dd238d1d70607ee6abbbba7a.tar.gz
SystDigit-Projet-fc00f29076aa8171dd238d1d70607ee6abbbba7a.zip
Improvemenet of pow2 (suggested by T.Bourke)
Diffstat (limited to 'csim/util.c')
-rw-r--r--csim/util.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/csim/util.c b/csim/util.c
index a09e959..ef0ae32 100644
--- a/csim/util.c
+++ b/csim/util.c
@@ -10,10 +10,7 @@
#include "sim.h"
int pow2(int exp) {
- if (exp == 0) return 1;
- if (exp == 1) return 2;
- int k = pow2(exp / 2);
- return (exp % 2 == 0 ? k * k : 2 * k * k);
+ return (1 << exp);
}
t_value read_bool(FILE *stream, t_value *mask) {