From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 29 Aug 2022 19:33:14 +0000 (+0100)
Subject: fix test_issuer.py nosvp64 mul, "mullw." was getting
X-Git-Tag: sv_maxu_works-initial~17
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7a010035d122d6e40b6c3f8df34abd37a2796607;p=openpower-isa.git

fix test_issuer.py nosvp64 mul, "mullw." was getting
XER.SO override into handle_comparison when it should not
---

diff --git a/src/openpower/decoder/isa/caller.py b/src/openpower/decoder/isa/caller.py
index 6c6c7422..39e195ca 100644
--- a/src/openpower/decoder/isa/caller.py
+++ b/src/openpower/decoder/isa/caller.py
@@ -1388,6 +1388,8 @@ class ISACaller(ISACallerHelper, ISAFPHelpers):
             if is_setvl:
                 vl = results[0].vl
                 cmps = (SelectableInt(vl, 64), overflow,)
+            else:
+                overflow = None # do not override overflow except in setvl
             self.handle_comparison(cmps, regnum, overflow, no_so=is_setvl)
 
         # any modified return results?