1 files changed, 15 insertions, 0 deletions
diff --git a/standalone/common.h b/standalone/common.h
index 3581c946d16..ae45683f1ee 100644
--- a/standalone/common.h
+++ b/standalone/common.h
@@ -112,6 +112,21 @@ template <typename T> inline void shuffle(T *A, u32 N, u32 *RandState) {
   *RandState = State;
 }
 
+inline void computePercentage(uptr Numerator, uptr Denominator, uptr *Integral,
+                              uptr *Fractional) {
+  constexpr uptr Digits = 100;
+  if (Denominator == 0) {
+    *Integral = 100;
+    *Fractional = 0;
+    return;
+  }
+
+  *Integral = Numerator * Digits / Denominator;
+  *Fractional =
+      (((Numerator * Digits) % Denominator) * Digits + Denominator / 2) /
+      Denominator;
+}
+
 // Platform specific functions.
 
 extern uptr PageSizeCached;