likewise are post-augmentation or post-analysis, and do not actually
fundamentally change an add operation into a subtract for example.
-*(An experiment was attempted to modify LD-immediate instructions
+*(In an early Draft of SVP64,
+an experiment was attempted, to modify LD-immediate instructions
to include a
third RC register i.e. reinterpret the normal
-v3.0 32-bit instruction as a
-different encoding if SVP64-prefixed: it did not go well.
+v3.0 32-bit instruction as a completely
+different encoding if SVP64-prefixed. It did not go well.
The complexity that resulted
in the decode phase was too great. The lesson was learned, the
hard way: it is infinitely preferable to add a 32-bit Scalar Load-with-Shift