From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 6 Jul 2020 19:19:06 +0000 (+0100)
Subject: fix SelectableInt abs
X-Git-Tag: div_pipeline~162^2~27
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=216d90427012b1b8086bcae4bb564867c8c77e84;p=soc.git

fix SelectableInt abs
---

diff --git a/src/soc/decoder/selectable_int.py b/src/soc/decoder/selectable_int.py
index 3036b6f6..1bd2b94c 100644
--- a/src/soc/decoder/selectable_int.py
+++ b/src/soc/decoder/selectable_int.py
@@ -197,7 +197,10 @@ class SelectableInt:
     def __xor__(self, b):
         return self._op(xor, b)
     def __abs__(self):
-        return SelectableInt(0, self.bits) - self
+        print ("abs", self.value & (1<<(self.bits-1)))
+        if self.value & (1<<(self.bits-1)) != 0:
+            return SelectableInt(0, self.bits) - self
+        return self
 
     def __rsub__(self, b):
         if isinstance(b, int):