From 32edc0eea4ea03239cfa083fb85693191cda240b Mon Sep 17 00:00:00 2001 From: Nick McKinney Date: Thu, 29 Dec 2016 16:00:40 -0600 Subject: start a wish list for instructions to add in the future --- decoder.v | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/decoder.v b/decoder.v index 1ff3b61..38519f2 100644 --- a/decoder.v +++ b/decoder.v @@ -58,6 +58,11 @@ module decoder ( // b** (relative branch: ne, eq, gt, lt, ge, le, always) // jmp (absolute branch) +// WISH LIST: +// inc/dec for adding 1 and -1 in one instruction +// cmp, which is sub without actually storing the result +// cmpi, which is cmp with a sign-extended immediate argument + // 8 registers, 3 bits per register argument // 4 bits for instruction // instr with 3 reg params is 13 bits -- cgit v1.2.3