From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Sat, 6 Jun 2020 17:09:17 +0000 (+0100)
Subject: write-mask made from LD and Update mode (for data_o and addr_o output)
X-Git-Tag: div_pipeline~529
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ff6bc236c86a64f98d894ef04d2fa81a3c6bd47c;p=soc.git

write-mask made from LD and Update mode (for data_o and addr_o output)
---

diff --git a/src/soc/experiment/compldst_multi.py b/src/soc/experiment/compldst_multi.py
index 89c7bcaa..5f809019 100644
--- a/src/soc/experiment/compldst_multi.py
+++ b/src/soc/experiment/compldst_multi.py
@@ -448,8 +448,9 @@ class LDSTCompUnit(RegSpecAPI, Elaboratable):
         with m.If(op_is_update & self.wr.go[1]):
             comb += self.dest[1].eq(addr_r)
 
-        # need to look like MultiCompUnit: put wrmask out
-        comb += self.wrmask.eq(self.wr.rel)
+        # need to look like MultiCompUnit: put wrmask out.
+        # XXX may need to make this enable only when write active
+        comb += self.wrmask.eq(bro & Cat(op_is_ld, op_is_update))
 
         ###########################
         # PortInterface connections