1 files changed, 16 insertions, 0 deletions
diff --git a/lib_nios/math.h b/lib_nios/math.h
new file mode 100644
index 0000000..ccffbbc
--- /dev/null
+++ b/lib_nios/math.h
@@ -0,0 +1,16 @@
+#define BITS_PER_UNIT	8
+
+typedef 	 int HItype		__attribute__ ((mode (HI)));
+typedef unsigned int UHItype		__attribute__ ((mode (HI)));
+
+typedef		 int SItype		__attribute__ ((mode (SI)));
+typedef unsigned int USItype		__attribute__ ((mode (SI)));
+
+typedef int word_type			__attribute__ ((mode (__word__)));
+
+struct SIstruct {HItype low, high;};
+
+typedef union {
+	struct SIstruct s;
+	SItype ll;
+} SIunion;