From: Luke Kenneth Casson Leighton Date: Sun, 7 Oct 2018 06:17:39 +0000 (+0100) Subject: clarify that C.LW and C.ST do not increment offset X-Git-Tag: convert-csv-opcode-to-binary~4980 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1dbda898d6142410b471955f94c9658a2da7dbbf;p=libreriscv.git clarify that C.LW and C.ST do not increment offset --- diff --git a/simple_v_extension/specification.mdwn b/simple_v_extension/specification.mdwn index 310de9a49..1b09d88be 100644 --- a/simple_v_extension/specification.mdwn +++ b/simple_v_extension/specification.mdwn @@ -763,7 +763,12 @@ general-purpose Vector "Unit Stride" LOAD/STORE operations. Compressed LOAD and STORE are again exactly the same as scalar LOAD/STORE, where the same rules apply and the same pseudo-code apply as for -non-compressed LOAD/STORE. +non-compressed LOAD/STORE. This is **different** from Compressed Stack +LOAD/STORE (C.LWSP / C.SWSP), which have been augmented to become +Vector "Unit Stride" capable. + +Just as with uncompressed LOAD/STORE C.LD / C.ST increment the *register* +during the hardware loop, **not** the offset. # Exceptions