2003-03-13 Andrew Cagney <cagney@redhat.com>

	* frame.c (legacy_frame_p): New function.
	(get_prev_frame): Use legacy_frame_p.
	* frame.h (legacy_frame_p): Declare.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index c9ec531..fa4f836 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2003-03-13  Andrew Cagney  <cagney@redhat.com>
+
+       * frame.c (legacy_frame_p): New function.
+       (get_prev_frame): Use legacy_frame_p.
+       * frame.h (legacy_frame_p): Declare.
+
 2003-03-13  D. Venkatasubramanian <dvenkat@noida.hcltech.com>
 
         * MAINTAINERS (write after approval): Alphabetically

diff --git a/gdb/frame.c b/gdb/frame.c
index 267d484..94e9a4a 100644 (file)
--- a/gdb/frame.c
+++ b/gdb/frame.c
@@ -1327,10 +1327,7 @@ get_prev_frame (struct frame_info *this_frame)
      the legacy get_prev_frame method.  Just don't try to unwind a
      sentinel frame using that method - it doesn't work.  All sentinal
      frames use the new unwind code.  */
-  if ((DEPRECATED_INIT_FRAME_PC_P ()
-       || DEPRECATED_INIT_FRAME_PC_FIRST_P ()
-       || DEPRECATED_INIT_EXTRA_FRAME_INFO_P ()
-       || FRAME_CHAIN_P ())
+  if (legacy_frame_p (current_gdbarch)
       && this_frame->level >= 0)
     {
       prev_frame = legacy_get_prev_frame (this_frame);
@@ -1696,6 +1693,15 @@ deprecated_frame_xmalloc_with_cleanup (long sizeof_saved_regs,
   return frame;
 }
 
+int
+legacy_frame_p (struct gdbarch *current_gdbarch)
+{
+  return (DEPRECATED_INIT_FRAME_PC_P ()
+         || DEPRECATED_INIT_FRAME_PC_FIRST_P ()
+         || DEPRECATED_INIT_EXTRA_FRAME_INFO_P ()
+         || FRAME_CHAIN_P ());
+}
+
 void
 _initialize_frame (void)
 {

diff --git a/gdb/frame.h b/gdb/frame.h
index 18c4df4..9e477a6 100644 (file)
--- a/gdb/frame.h
+++ b/gdb/frame.h
@@ -701,4 +701,8 @@ extern struct context *deprecated_get_frame_context (struct frame_info *fi);
 extern void deprecated_set_frame_context (struct frame_info *fi,
                                          struct context *context);
 
+/* Return non-zero if the architecture is relying on legacy frame
+   code.  */
+extern int legacy_frame_p (struct gdbarch *gdbarch);
+
 #endif /* !defined (FRAME_H)  */