From: Dmitry Selyutin <ghostmansd@gmail.com>
Date: Wed, 18 Jan 2023 19:58:00 +0000 (+0300)
Subject: power_insn: fix paired registers disassembly
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9f94162ed55b41b83042840e7a8fce0472999e35;p=openpower-isa.git

power_insn: fix paired registers disassembly
---

diff --git a/src/openpower/decoder/power_insn.py b/src/openpower/decoder/power_insn.py
index a87a029f..f65fe3ad 100644
--- a/src/openpower/decoder/power_insn.py
+++ b/src/openpower/decoder/power_insn.py
@@ -1756,7 +1756,14 @@ class WordInstruction(Instruction):
             yield f"{blob}.long 0x{int(self):08x}"
             return
 
-        if style <= Style.LEGACY and record.ppc.unofficial:
+        paired = False
+        if style is Style.LEGACY:
+            paired = False
+            for (op_cls, _) in record.dynamic_operands:
+                if issubclass(op_cls, (GPRPairOperand, FPRPairOperand)):
+                    paired = True
+
+        if style is Style.LEGACY and (paired or record.ppc.unofficial):
             yield f"{blob}.long 0x{int(self):08x}"
         else:
             operands = tuple(map(_operator.itemgetter(1),