`4: lea to addq`
- `5: Base displacement ([bd,An,Xn],od) etc to ([An,Xn],od)`
+ `5: 68020+ Absolute long base/outer displacement to word`
`6: Convert null short branches to NOP`
* All optimisations are turned off for any source line that has an exclamation mark
(*!*) on their first column.
-
+
+ * Optimisation switches 0, 1 and 2 are turned on by default for legacy reasons.
+ All other levels are off by default. (refer to section `The Command Line`_
+ for a description of all the switches).
+
+ * Optimisation warnings are off by default. Invoke RMAC with the *-s* switch to
+ turn on warnings in console and listing output.
+
+ * In DSP56001 mode size optimisations are on by default. Currently there is no
+ way to disable this behaviour.
+
* In GPU/DSP code sections, you can use JUMP (Rx) in place of JUMP T, (Rx) and JR
(Rx) in place of JR T,(Rx).