compiler.h: add popcount

2019-08-08 00:47:12 +01:00
parent 4e915837a4
commit b2ff4eb2c9
1 changed files with 4 additions and 0 deletions
--- a/src/compiler.h
+++ b/src/compiler.h
@ -106,3 +106,7 @@

 typedef unsigned long ulong;
 typedef unsigned int uint;
+
+static inline int popcount(uint x) {
+	return __builtin_popcount(x);
+}