gdb/python: add py-jit.expusers/jv/wip/feature-py-jit-api

1 files changed, 46 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.python/py-jit.py b/gdb/testsuite/gdb.python/py-jit.py
new file mode 100644
index 00000000000..c894c4a5f68
--- /dev/null
+++ b/gdb/testsuite/gdb.python/py-jit.py
@@ -0,0 +1,46 @@
+# Copyright (C) 2022-2022 Free Software Foundation, Inc.
+#
+#   This file is part of GDB.
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+import gdb
+
+objfile = None
+symtab = None
+
+class JITRegisterCode(gdb.Breakpoint):
+    def stop(self):
+
+        global objfile 
+        global symtab
+
+        frame = gdb.newest_frame()
+        name = frame.read_var('name').string()
+        code = int(frame.read_var('code'))
+        size = int(frame.read_var('size'))
+
+        objfile = gdb.Objfile(name)
+        symtab = gdb.Symtab(objfile, "py-jit.c")
+        symtab.add_block(name, code, code + size)
+        symtab.set_linetable([
+            gdb.LineTableEntry(29, code, True),
+            gdb.LineTableEntry(30, code+3, True),            
+            gdb.LineTableEntry(31, code+6, True)
+        ])
+
+        return False # Continue execution
+
+
+JITRegisterCode("jit_register_code", internal=True)