gdb/gdb-6.3-ia64-corefile-fix-20050127.patch

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2005-01-25 Jeff Johnston <jjohnstn@redhat.com>
* ia64-tdep.c (getunwind_table): Call the low-level xfer
unwind table syscall to support backtracing from syscalls in
a corefile.
Index: gdb-6.5/gdb/ia64-tdep.c
===================================================================
--- gdb-6.5.orig/gdb/ia64-tdep.c 2006-04-18 16:20:06.000000000 -0300
+++ gdb-6.5/gdb/ia64-tdep.c 2006-07-07 02:18:40.000000000 -0300
@@ -2470,8 +2470,17 @@ getunwind_table (void *buf, size_t len)
we want to preserve fall back to the running kernel's table, then
we should find a way to override the corefile layer's
xfer_partial method. */
+#if 0
x = target_read_partial (&current_target, TARGET_OBJECT_UNWIND_TABLE, NULL,
buf, 0, len);
+#endif
+ /* FIXME: This is a temporary solution to backtracing syscalls in corefiles.
+ To do this properly, the AUXV section should be used. This
+ fix will work as long as the kernel used to generate the corefile
+ is equivalent to the kernel used to debug the corefile. */
+ x = ia64_linux_xfer_unwind_table (&current_target,
+ TARGET_OBJECT_UNWIND_TABLE, NULL,
+ buf, NULL, 0, len);
return (int)x;
}