From: Dmitry Selyutin <ghostmansd@gmail.com>
Date: Sat, 17 Sep 2022 20:26:42 +0000 (+0300)
Subject: power_fields: fix mapping class accessor
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7e7e5372963a4f39564c0f9e6a0c64154702535d;p=openpower-isa.git

power_fields: fix mapping class accessor
---

diff --git a/src/openpower/decoder/power_fields.py b/src/openpower/decoder/power_fields.py
index f69f7855..0f809a55 100644
--- a/src/openpower/decoder/power_fields.py
+++ b/src/openpower/decoder/power_fields.py
@@ -232,17 +232,7 @@ class MappingMeta(type):
         return length
 
     def __getitem__(cls, selector):
-        best_min = 0
-        best_max = 0
-        for field in cls.__members__.values():
-            length = len(field)
-            best_min = min(best_min, length)
-            best_max = max(best_max, length)
-
-        items = tuple(range(best_min, best_max))
-        field = FieldMeta(cls.__name__, (Field,), {}, items=items)
-
-        return field[selector]
+        return cls.__members__["_"][selector]
 
     def remap(cls, scheme):
         ns = {}
diff --git a/src/openpower/decoder/power_insn.py b/src/openpower/decoder/power_insn.py
index 7d126bb8..2062d07a 100644
--- a/src/openpower/decoder/power_insn.py
+++ b/src/openpower/decoder/power_insn.py
@@ -1302,6 +1302,7 @@ class BaseRM(_Mapping):
 class NormalBaseRM(BaseRM):
     pass
 
+
 class NormalSimpleRM(NormalBaseRM):
     """normal: simple mode"""
     dz: BaseRM.mode[3]