From: Jan Kratochvil <jan.kratochvil@redhat.com>
Date: Mon, 11 Jan 2010 17:58:16 +0000 (+0000)
Subject: gdb/
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b5cfddf53bc50bebe17c82cb8352b6fa08b27cdd;p=binutils-gdb.git

gdb/
	Implement binary numbers parsing.
	* c-exp.y (parse_number): New case 'b' and 'B'.

gdb/testsuite/
	Implement binary numbers parsing.
	* gdb.base/printcmds.exp (test_integer_literals_accepted)
	(test_integer_literals_rejected): New binary tests.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8a12029a02d..34dcb5dc7e3 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2010-01-11  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	Implement binary numbers parsing.
+	* c-exp.y (parse_number): New case 'b' and 'B'.
+
 2010-01-11  Jan Kratochvil  <jan.kratochvil@redhat.com>
 	    Tristan Gingold  <gingold@adacore.com>
 
diff --git a/gdb/c-exp.y b/gdb/c-exp.y
index ba5fddcb338..2ea5c6fbe30 100644
--- a/gdb/c-exp.y
+++ b/gdb/c-exp.y
@@ -1411,6 +1411,16 @@ parse_number (char *p, int len, int parsed_float, YYSTYPE *putithere)
 	  }
 	break;
 
+      case 'b':
+      case 'B':
+	if (len >= 3)
+	  {
+	    p += 2;
+	    base = 2;
+	    len -= 2;
+	  }
+	break;
+
       case 't':
       case 'T':
       case 'd':
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 93cf035cf1d..fe1c4be0dcb 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2010-01-11  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	Implement binary numbers parsing.
+	* gdb.base/printcmds.exp (test_integer_literals_accepted)
+	(test_integer_literals_rejected): New binary tests.
+
 2010-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
 	* gdb.cell/configure: Regenerate.
diff --git a/gdb/testsuite/gdb.base/printcmds.exp b/gdb/testsuite/gdb.base/printcmds.exp
index 76265bb32a6..74ea6ede309 100644
--- a/gdb/testsuite/gdb.base/printcmds.exp
+++ b/gdb/testsuite/gdb.base/printcmds.exp
@@ -78,6 +78,13 @@ proc test_integer_literals_accepted {} {
     gdb_test "p 0xabcdef" " = 11259375"
     gdb_test "p 0xAbCdEf" " = 11259375"
     gdb_test "p/x 0x123" " = 0x123"
+
+    # Test various binary values.
+
+    gdb_test "p 0b0" " = 0"
+    gdb_test "p 0b1111" " = 15"
+    gdb_test "p 0B1111" " = 15"
+    gdb_test "p -0b1111" " = -15"
 }
 
 proc test_character_literals_accepted {} {
@@ -99,7 +106,8 @@ proc test_character_literals_accepted {} {
 proc test_integer_literals_rejected {} {
     global gdb_prompt
 
-    test_print_reject "p 0x" 
+    test_print_reject "p 0x"
+    test_print_reject "p 0b"
     gdb_test "p ''" "(Empty character constant\\.|A character constant must contain at least one character\\.)"
     gdb_test "p '''" "(Empty character constant\\.|A character constant must contain at least one character\\.)"
     test_print_reject "p '\\'"
@@ -131,6 +139,11 @@ proc test_integer_literals_rejected {} {
 
     test_print_reject "p 0xG" 
     test_print_reject "p 0xAG" 
+
+    # Test various binary values.
+
+    test_print_reject "p 0b2" 
+    test_print_reject "p 0b12" 
 }
 
 proc test_print_all_chars {} {