2002-09-13 Andrew Cagney <cagney@redhat.com>

* gdbarch.sh (SIGTRAMP_END): Change to a predicate function.
	* gdbarch.h, gdbarch.c: Regenerate.

gdb/ChangeLog

@@ -1,3 +1,8 @@
+2002-09-13  Andrew Cagney  <cagney@redhat.com>
+
+	* gdbarch.sh (SIGTRAMP_END): Change to a predicate function.
+	* gdbarch.h, gdbarch.c: Regenerate.
+
 2002-09-13  Andrew Cagney  <ac131313@redhat.com>
 
 	* frame.c (find_saved_register): Delete function.

gdb/gdbarch.c

@@ -794,7 +794,7 @@ verify_gdbarch (struct gdbarch *gdbarch)
   /* Skip verify of in_solib_return_trampoline, invalid_p == 0 */
   /* Skip verify of pc_in_sigtramp, invalid_p == 0 */
   /* Skip verify of sigtramp_start, has predicate */
-  /* Skip verify of sigtramp_end, invalid_p == 0 */
+  /* Skip verify of sigtramp_end, has predicate */
   /* Skip verify of in_function_epilogue_p, invalid_p == 0 */
   /* Skip verify of construct_inferior_arguments, invalid_p == 0 */
   /* Skip verify of dwarf2_build_frame_info, has predicate */
@@ -4846,6 +4846,13 @@ set_gdbarch_sigtramp_start (struct gdbarch *gdbarch,
   gdbarch->sigtramp_start = sigtramp_start;
 }
 
+int
+gdbarch_sigtramp_end_p (struct gdbarch *gdbarch)
+{
+  gdb_assert (gdbarch != NULL);
+  return gdbarch->sigtramp_end != 0;
+}
+
 CORE_ADDR
 gdbarch_sigtramp_end (struct gdbarch *gdbarch, CORE_ADDR pc)
 {

gdb/gdbarch.h

@@ -2422,6 +2422,31 @@ extern void set_gdbarch_sigtramp_start (struct gdbarch *gdbarch, gdbarch_sigtram
 #endif
 #endif
 
+#if defined (SIGTRAMP_END)
+/* Legacy for systems yet to multi-arch SIGTRAMP_END */
+#if !defined (SIGTRAMP_END_P)
+#define SIGTRAMP_END_P() (1)
+#endif
+#endif
+
+/* Default predicate for non- multi-arch targets. */
+#if (!GDB_MULTI_ARCH) && !defined (SIGTRAMP_END_P)
+#define SIGTRAMP_END_P() (0)
+#endif
+
+extern int gdbarch_sigtramp_end_p (struct gdbarch *gdbarch);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (SIGTRAMP_END_P)
+#error "Non multi-arch definition of SIGTRAMP_END"
+#endif
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (SIGTRAMP_END_P)
+#define SIGTRAMP_END_P() (gdbarch_sigtramp_end_p (current_gdbarch))
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (SIGTRAMP_END)
+#define SIGTRAMP_END(pc) (internal_error (__FILE__, __LINE__, "SIGTRAMP_END"), 0)
+#endif
+
 typedef CORE_ADDR (gdbarch_sigtramp_end_ftype) (CORE_ADDR pc);
 extern CORE_ADDR gdbarch_sigtramp_end (struct gdbarch *gdbarch, CORE_ADDR pc);
 extern void set_gdbarch_sigtramp_end (struct gdbarch *gdbarch, gdbarch_sigtramp_end_ftype *sigtramp_end);

gdb/gdbarch.sh

@@ -637,7 +637,7 @@ f:2:IN_SOLIB_RETURN_TRAMPOLINE:int:in_solib_return_trampoline:CORE_ADDR pc, char
 # does not.
 f:2:PC_IN_SIGTRAMP:int:pc_in_sigtramp:CORE_ADDR pc, char *name:pc, name:::legacy_pc_in_sigtramp::0
 F:2:SIGTRAMP_START:CORE_ADDR:sigtramp_start:CORE_ADDR pc:pc
-f:2:SIGTRAMP_END:CORE_ADDR:sigtramp_end:CORE_ADDR pc:pc:::::0
+F::SIGTRAMP_END:CORE_ADDR:sigtramp_end:CORE_ADDR pc:pc
 # A target might have problems with watchpoints as soon as the stack
 # frame of the current function has been destroyed.  This mostly happens
 # as the first action in a funtion's epilogue.  in_function_epilogue_p()