;-*- Mode:Text -*-

;29332 notes
;Bobp

;merge (selected, alternate, select-mask)
;means
;bits set in select-mask come from <selected>; other bits from <alternate>.

;for pace
; 1. 24-bit math possible?
; 2. control of shifter / masker
;    a. can masker have raw 32-bit input, or just one string of 1's.

;cache:
;  11/70 is 256 sets of two possible groups of blocks of two words
;    only one valid bit per two-word block; how are they loaded?