LH - 16-bit load, to elwidth 32-bit
-^ byte 0 ^ byte 1 ^ byte 2 ^ byte 3 ^ byte 4 ^ byte 5 ^ byte 6 ^ byte 7 ^
-| ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ |
-| elem 0 || elem 1 || elem 2 || elem 3 ||
-| elem 4 || elem 5 || elem 6 || elem 7 ||
+| addr | byte 0 | byte 1 | byte 2 | byte 3 | byte 4 | byte 5 | byte 6 | byte 7 |
+| ---- | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ |
+| @x5 | elem 0 || elem 1 || elem 2 || elem 3 ||
+| @x6 | elem 4 || elem 5 || elem 6 || elem 7 ||
+| .... | ...... | ...... | ...... | ...... | ...... | ...... | ...... | ...... |
## Why SV bitwidth specification is restricted to 4 entries