From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Fri, 19 Jun 2020 14:25:04 +0000 (+0100)
Subject: add SelectableInt.abs
X-Git-Tag: div_pipeline~312
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3959a4797106b0d8566c3d9aa755b04f61ab0bf4;p=soc.git

add SelectableInt.abs
https://bugs.libre-soc.org/show_bug.cgi?id=324#c19
---

diff --git a/src/soc/decoder/selectable_int.py b/src/soc/decoder/selectable_int.py
index 72640909..eebada68 100644
--- a/src/soc/decoder/selectable_int.py
+++ b/src/soc/decoder/selectable_int.py
@@ -181,6 +181,8 @@ class SelectableInt:
         return self._op(or_, b)
     def __xor__(self, b):
         return self._op(xor, b)
+    def __abs__(self):
+        return SelectableInt(0, self.bits) - self
 
     def __rsub__(self, b):
         if isinstance(b, int):