From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 11 May 2020 12:55:40 +0000 (+0100)
Subject: comment input signals
X-Git-Tag: div_pipeline~1289
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c29af13c90479c44dc62bb85b97c8ecb4c8d0dd4;p=soc.git

comment input signals
---

diff --git a/src/soc/alu/rotator.py b/src/soc/alu/rotator.py
index 8cea041f..7681692e 100644
--- a/src/soc/alu/rotator.py
+++ b/src/soc/alu/rotator.py
@@ -46,10 +46,10 @@ class Rotator(Elaboratable):
     """
     def __init__(self):
         # input
-        self.rs = Signal(64, reset_less=True)
-        self.ra = Signal(64, reset_less=True)
-        self.shift = Signal(7, reset_less=True)
-        self.insn = Signal(32, reset_less=True)
+        self.rs = Signal(64, reset_less=True)       # RS
+        self.ra = Signal(64, reset_less=True)       # RA
+        self.shift = Signal(7, reset_less=True)     # RB[0:7]
+        self.insn = Signal(32, reset_less=True)     # for mb and me fields
         self.is_32bit = Signal(reset_less=True)
         self.right_shift = Signal(reset_less=True)
         self.arith = Signal(reset_less=True)