1 files changed, 7 insertions, 0 deletions
diff --git a/arm9/lib/src/MSL_Common_arith.c b/arm9/lib/src/MSL_Common_arith.c
new file mode 100644
index 00000000..d4a2e834
--- /dev/null
+++ b/arm9/lib/src/MSL_Common_arith.c
@@ -0,0 +1,7 @@
+#include "MSL_Common_arith.h"
+#include "function_target.h"
+
+ARM_FUNC s32 abs(s32 val)
+{
+    return val < 0 ? -val : val;
+}