gas/

[deliverable/binutils-gdb.git] / gdb / frame.h

diff --git a/gdb/frame.h b/gdb/frame.h
index 67dddbdb747b332ef1d9a01cfa943e5d248648d5..7b42b56c58e7be7fdaeebdfbbc034bfa9b5ddcee 100644 (file)
--- a/gdb/frame.h
+++ b/gdb/frame.h
@@ -500,6 +500,13 @@ extern ULONGEST frame_unwind_register_unsigned (struct frame_info *frame,
 extern ULONGEST get_frame_register_unsigned (struct frame_info *frame,
                                             int regnum);
 
+/* Read a register from this, or unwind a register from the next
+   frame.  Note that the read_frame methods are wrappers to
+   get_frame_register_value, that do not throw if the result is
+   optimized out or unavailable.  */
+
+extern int read_frame_register_unsigned (struct frame_info *frame,
+                                        int regnum, ULONGEST *val);
 
 /* Get the value of the register that belongs to this FRAME.  This
    function is a wrapper to the call sequence ``frame_register_unwind