`fishmv FRS, FI`
-Equivalent to `oris`, an additional 16-bits of immediate is
-strategically inserted into `FRS` to extend its accuracy to
-a full FP32, if a prior `fmvis` instruction had been used to
-set the upper 16-bits.
+Strategically similar to `oris`, an additional 16-bits of immediate is
+inserted into `FRS` to extend its accuracy to
+a full FP32. If a prior `fmvis` instruction had been used to
+set the upper 16-bits of an FP32 value, `fishmv` contains the
+lower 16-bits.
`fishmv` fits with DX-Form: