Add pretty-printer for CORE_ADDR

Add a pretty-printer that prints CORE_ADDR values in hex.

gdb/ChangeLog:

	* gdb-gdb.py.in (CoreAddrPrettyPrinter): New class.
	(type_lookup_function): Recognize CORE_ADDR values.

2 files changed, 18 insertions, 0 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 18c1915..d8bae23 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,10 @@
 2018-06-27  Simon Marchi  <simon.marchi@ericsson.com>
 
+	* gdb-gdb.py.in (CoreAddrPrettyPrinter): New class.
+	(type_lookup_function): Recognize CORE_ADDR values.
+
+2018-06-27  Simon Marchi  <simon.marchi@ericsson.com>
+
 	* gdb-gdb.py.in (StructMainTypePrettyPrinter) <to_string>: Don't
 	print tag_name.
 
diff --git a/gdb/gdb-gdb.py.in b/gdb/gdb-gdb.py.in
index cde6068..436f05c 100644
--- a/gdb/gdb-gdb.py.in
+++ b/gdb/gdb-gdb.py.in
@@ -222,6 +222,17 @@ class StructMainTypePrettyPrinter:
 
         return "\n{" + ",\n ".join(fields) + "}"
 
+
+class CoreAddrPrettyPrinter:
+    """Print CORE_ADDR values as hex."""
+
+    def __init__(self, val):
+        self._val = val
+
+    def to_string(self):
+        return hex(int(self._val))
+
+
 def type_lookup_function(val):
     """A routine that returns the correct pretty printer for VAL
     if appropriate.  Returns None otherwise.
@@ -230,6 +241,8 @@ def type_lookup_function(val):
         return StructTypePrettyPrinter(val)
     elif val.type.tag == "main_type":
         return StructMainTypePrettyPrinter(val)
+    elif val.type.name == 'CORE_ADDR':
+        return CoreAddrPrettyPrinter(val)
     return None
 
 def register_pretty_printer(objfile):