power_insn: support Rc detection

diff --git a/src/openpower/decoder/power_insn.py b/src/openpower/decoder/power_insn.py
index 6324064600abc94407f1c2102e952ed05e242e77..a39b6d56882f0803d120e7fa301f6c6d1ff96591 100644 (file)
--- a/src/openpower/decoder/power_insn.py
+++ b/src/openpower/decoder/power_insn.py
@@ -682,17 +682,19 @@ class WordInstruction(Instruction):
         record = db[self]
         if record is None:
             yield f"{blob}    .long 0x{integer:08x}"
+            return
+
+        operands = []
+        for operand in record.operands.dynamic:
+            operand = operand.disassemble(self, record)
+            operands.append(operand)
+        if operands:
+            operands = ",".join(operands)
+            operands = f" {operands}"
         else:
-            operands = []
-            for operand in record.operands.dynamic:
-                operand = operand.disassemble(self, record)
-                operands.append(operand)
-            if operands:
-                operands = ",".join(operands)
-                operands = f" {operands}"
-            else:
-                operands = ""
-            yield f"{blob}    {record.name}{operands}"
+            operands = ""
+
+        yield f"{blob}    {record.name}{operands}"
 
 class PrefixedInstruction(Instruction):
     class Prefix(WordInstruction.remap(range(0, 32))):
@@ -949,9 +951,10 @@ class SVP64Instruction(PrefixedInstruction):
         if record is None or record.svp64 is None:
             yield f"{blob_prefix}    .long 0x{int(self.prefix):08x}"
             yield f"{blob_suffix}    .long 0x{int(self.suffix):08x}"
-        else:
-            yield f"{blob_prefix}    sv.{record.name}"
-            yield f"{blob_suffix}"
+            return
+
+        yield f"{blob_prefix}    sv.{record.name}"
+        yield f"{blob_suffix}"
 
 
 def parse(stream, factory):