1 files changed, 8 insertions, 0 deletions

diff --git a/apps/plugins/lib/fixedpoint.h b/apps/plugins/lib/fixedpoint.h
index 719915709a..a9650e7977 100644
--- a/apps/plugins/lib/fixedpoint.h
+++ b/apps/plugins/lib/fixedpoint.h
@@ -24,3 +24,11 @@ long fsqrt(long a, unsigned int fracbits);
 long cos_int(int val);
 long sin_int(int val);
 long flog(int x);
+
+/* fast unsigned multiplication (16x16bit->32bit or 32x32bit->32bit,
+ * whichever is faster for the architecture) */
+#ifdef CPU_ARM
+#define FMULU(a, b) ((uint32_t) (((uint32_t) (a)) * ((uint32_t) (b))))
+#else /* SH1, coldfire */
+#define FMULU(a, b) ((uint32_t) (((uint16_t) (a)) * ((uint16_t) (b))))
+#endif