From 75aa30a6211d994697ae659a8fe735449c201db9 Mon Sep 17 00:00:00 2001
From: Jacob Lifshay <programmerjake@gmail.com>
Date: Thu, 18 May 2023 23:26:51 -0700
Subject: [PATCH] support binary literals with embedded _ (e.g. 0b10_01)

---
 src/openpower/decoder/pseudo/lexer.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

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+'
-- 
2.30.2