1 files changed, 43 insertions, 0 deletions
diff --git a/src/math_util.c b/src/math_util.c
new file mode 100644
index 000000000..f249d0a51
--- /dev/null
+++ b/src/math_util.c
@@ -0,0 +1,43 @@
+
+// Includes
+#include "global.h"
+
+// Static type declarations
+
+// Static RAM declarations
+
+// Static ROM declarations
+
+// .rodata
+
+// .text
+
+s16 sub_8151534(s16 x, s16 y)
+{
+    s32 result;
+
+    result = x;
+    result *= y;
+    result /= 256;
+    return result;
+}
+
+s16 sub_8151550(u8 s, s16 x, s16 y)
+{
+    s32 result;
+
+    result = x;
+    result *= y;
+    result /= (1 << s);
+    return result;
+}
+
+s32 sub_8151574(s32 x, s32 y)
+{
+    s64 result;
+
+    result = x;
+    result *= y;
+    result /= 256;
+    return result;
+}