From 8bf648e3cfc9f1f5fa8e59afec322867870bdbae Mon Sep 17 00:00:00 2001
From: Dmitry Selyutin <ghostmansd@gmail.com>
Date: Tue, 6 Sep 2022 12:01:10 +0300
Subject: [PATCH] power_insn: support branch stub

---
 src/openpower/decoder/power_insn.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/openpower/decoder/power_insn.py b/src/openpower/decoder/power_insn.py
index 568542fb..2b231895 100644
--- a/src/openpower/decoder/power_insn.py
+++ b/src/openpower/decoder/power_insn.py
@@ -1296,7 +1296,10 @@ class SVP64Instruction(PrefixedInstruction):
             if isinstance(mode, cls):
                 return (mode, desc)
 
-        raise NotImplementedError
+        if record.svp64.mode is _SVMode.BRANCH:
+            return (self.prefix.rm.mode, "branch")
+
+        raise ValueError(self)
 
     def disassemble(self, db, byteorder="little", verbose=False):
         integer_prefix = int(self.prefix)
-- 
2.30.2