1 files changed, 7 insertions, 0 deletions
diff --git a/lib/libm/significandf.c b/lib/libm/significandf.c
new file mode 100644
index 00000000..8a697e1a
--- /dev/null
+++ b/lib/libm/significandf.c
@@ -0,0 +1,7 @@
+#define _GNU_SOURCE
+#include <math.h>
+
+float significandf(float x)
+{
+	return scalbnf(x, -ilogbf(x));
+}