From 0bddf6c31e2dc664e50eed6609ac36a1a86e1536 Mon Sep 17 00:00:00 2001
From: Christoph Mallon <christoph.mallon@gmx.de>
Date: Sun, 6 May 2012 20:17:06 +0200
Subject: [PATCH] Teach new_tarval_from_str_int() to parse binary numbers:
 0[bB][01]+.

---
 include/libfirm/tv.h | 1 +
 ir/tv/tv.c           | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/include/libfirm/tv.h b/include/libfirm/tv.h
index a013d8432..9e10ec80e 100644
--- a/include/libfirm/tv.h
+++ b/include/libfirm/tv.h
@@ -70,6 +70,7 @@
  * if mode is int_number:
  *  - [+-]?0[xX][0-9a-fA-F]+ (hexadecimal representation)
  *  - [+-]?0[0-7]*           (octal representation)
+ *  - [+-]?0[bB][01]+        (binary representation)
  *  - [+-]?[1-9][0-9]*       (decimal representation)
  *
  * if mode is float_number:
diff --git a/ir/tv/tv.c b/ir/tv/tv.c
index b6bb77094..d926aea20 100644
--- a/ir/tv/tv.c
+++ b/ir/tv/tv.c
@@ -344,6 +344,10 @@ static ir_tarval *new_tarval_from_str_int(const char *str, size_t len,
 			str += 2;
 			len -= 2;
 			base = 16;
+		} else if (str[1] == 'b' || str[1] == 'B') {
+			str += 2;
+			len -= 2;
+			base = 2;
 		} else {
 			++str;
 			--len;
-- 
2.20.1