diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index 3eccd6f..2abd4f7 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -1,18 +1,6 @@
 #ifndef GIT_COMPAT_UTIL_H
 #define GIT_COMPAT_UTIL_H
 
-#ifdef __GNUC__
-#define TYPEOF(x) (__typeof__(x))
-#else
-#define TYPEOF(x)
-#endif
-
-#define MSB(x, bits) ((x) & TYPEOF(x)(~0ULL << (sizeof(x) * 8 - (bits))))
-#define HAS_MULTI_BITS(i)  ((i) & ((i) - 1))  /* checks if an integer has more than 1 bit set */
-
-/* Approximation of the length of the decimal representation of this type. */
-#define decimal_length(x)	((int)(sizeof(x) * 2.56 + 0.5) + 1)
-
 #define _ALL_SOURCE 1
 #define _BSD_SOURCE 1
 /* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */