and `svstep` mode it is actually useful to use Branch Conditional even
to perform no actual branch operation, i.e to point to the instruction
after the branch.
+
+Available options to combine:
+
+* `BO` to select whether the CR bit being tested is zero or nonzero
+* `R30` and `~R30` and other predicate mask options including CR and
+ inverted CR bit testing
+* `sz` and `SNZ` to insert either zeros or ones in place of masked-out
+ predicate bits
+* `ALL` or `ANY` behaviour corresponding to `AND` of all tests and
+ `OR` of all tests, respectively.
+
+Pseudocode for Horizontal-First Mode:
+
+```
+```