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-rw-r--r--gdb/gdbserver/linux-low.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/gdb/gdbserver/linux-low.c b/gdb/gdbserver/linux-low.c
index d5a8fb41fe8..732aafbc80f 100644
--- a/gdb/gdbserver/linux-low.c
+++ b/gdb/gdbserver/linux-low.c
@@ -107,6 +107,11 @@ static int thread_db_active;
static int must_set_ptrace_flags;
+/* This flag is true iff we've just created or attached to a new inferior
+ but it has not stopped yet. As soon as it does, we need to call the
+ low target's arch_setup callback. */
+static int new_inferior;
+
static void linux_resume_one_process (struct inferior_list_entry *entry,
int step, int signal, siginfo_t *info);
static void linux_resume (struct thread_resume *resume_info);
@@ -291,6 +296,7 @@ linux_create_inferior (char *program, char **allargs)
new_process = add_process (pid);
add_thread (pid, new_process, pid);
must_set_ptrace_flags = 1;
+ new_inferior = 1;
return pid;
}
@@ -350,6 +356,8 @@ linux_attach (unsigned long pid)
process = (struct process_info *) find_inferior_id (&all_processes, pid);
process->stop_expected = 0;
+ new_inferior = 1;
+
return 0;
}
@@ -616,6 +624,16 @@ retry:
(*childp)->last_status = *wstatp;
+ /* Architecture-specific setup after inferior is running.
+ This needs to happen after we have attached to the inferior
+ and it is stopped for the first time, but before we access
+ any inferior registers. */
+ if (new_inferior)
+ {
+ the_low_target.arch_setup ();
+ new_inferior = 0;
+ }
+
if (debug_threads
&& WIFSTOPPED (*wstatp))
{
@@ -2072,7 +2090,6 @@ initialize_low (void)
set_target_ops (&linux_target_ops);
set_breakpoint_data (the_low_target.breakpoint,
the_low_target.breakpoint_len);
- the_low_target.arch_setup ();
linux_init_signals ();
linux_test_for_tracefork ();
}