From: Dmitry Selyutin <ghostmansd@gmail.com>
Date: Sat, 17 Sep 2022 12:57:40 +0000 (+0300)
Subject: power_fields: fix field slicing
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=27de06de7bae5ea813ec6598f543d380b7a89e52;p=openpower-isa.git

power_fields: fix field slicing
---

diff --git a/src/openpower/decoder/power_fields.py b/src/openpower/decoder/power_fields.py
index c1a2d483..80aa1d4e 100644
--- a/src/openpower/decoder/power_fields.py
+++ b/src/openpower/decoder/power_fields.py
@@ -178,6 +178,9 @@ class Field(Reference, metaclass=FieldMeta):
         if isinstance(key, int):
             bit = self.storage[self.__class__.__members__[key]]
             return _SelectableInt(value=bit, bits=1)
+        if isinstance(key, slice):
+            assert key.step is None or key.step == 1
+            key = range(key.start, key.stop)
 
         return _selectconcat(*(self[bit] for bit in tuple(key)))