+// This adds about 66 bytes to the code size and
+// significantly speeds up shift operations more
+// than 8 bits (common when subtracting numbers
+// of significantly different magnitude and scaling
+// to fixed point)
+#define FLOAT_SHIFT_SPEEDUP
+
+#define sign_a psw.1
+#define sign_b psw.5
+#define exp_a dpl
+#define exp_b dph
+#endif // using mcs51 assembly
+
+
+#endif // __SDC51_FLOAT_H