From: Jacob Lifshay <programmerjake@gmail.com>
Date: Fri, 19 May 2023 06:26:51 +0000 (-0700)
Subject: support binary literals with embedded _ (e.g. 0b10_01)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9a3b737729b12565c38cb865cf85d32392e70a43;p=openpower-isa.git

support binary literals with embedded _ (e.g. 0b10_01)
---

diff --git a/src/openpower/decoder/pseudo/lexer.py b/src/openpower/decoder/pseudo/lexer.py
index 6cf3020b..d90105e4 100644
--- a/src/openpower/decoder/pseudo/lexer.py
+++ b/src/openpower/decoder/pseudo/lexer.py
@@ -368,8 +368,9 @@ class PowerLexer:
         return t
 
     def t_BINARY(self, t):
-        r"""0b[01]+"""
-        t.value = SelectableInt(int(t.value, 2), len(t.value)-2)
+        r"""0b[01_]+"""
+        val = t.value.replace("_", "")
+        t.value = SelectableInt(int(val, 2), len(val)-2)
         return t
 
     #t_NUMBER = r'\d+'