Enable hardware single step for m68k in GDBServer
Commit Message
Linux/m68k supports PTRACE_SINGLESTEP.
Andreas.
* linux-m68k-low.c (m68k_supports_hardware_single_step): New
function.
(struct linux_target_ops) <supports_hardware_single_step>: Initialize.
Comments
On Mon, Nov 13, 2017 at 3:10 PM, Andreas Schwab <schwab@suse.de> wrote:
> Linux/m68k supports PTRACE_SINGLESTEP.
>
> Andreas.
>
> * linux-m68k-low.c (m68k_supports_hardware_single_step): New
> function.
> (struct linux_target_ops) <supports_hardware_single_step>: Initialize.
>
Patch is good to me.
@@ -199,6 +199,14 @@ m68k_arch_setup (void)
current_process ()->tdesc = tdesc_m68k;
}
+/* Support for hardware single step. */
+
+static int
+m68k_supports_hardware_single_step (void)
+{
+ return 1;
+}
+
struct linux_target_ops the_low_target = {
m68k_arch_setup,
m68k_regs_info,
@@ -212,6 +220,29 @@ struct linux_target_ops the_low_target = {
NULL,
2,
m68k_breakpoint_at,
+ NULL, /* supports_z_point_type */
+ NULL, /* insert_point */
+ NULL, /* remove_point */
+ NULL, /* stopped_by_watchpoint */
+ NULL, /* stopped_data_address */
+ NULL, /* collect_ptrace_register */
+ NULL, /* supply_ptrace_register */
+ NULL, /* siginfo_fixup */
+ NULL, /* new_process */
+ NULL, /* delete_process */
+ NULL, /* new_thread */
+ NULL, /* delete_thread */
+ NULL, /* new_fork */
+ NULL, /* prepare_to_resume */
+ NULL, /* process_qsupported */
+ NULL, /* supports_tracepoints */
+ NULL, /* get_thread_area */
+ NULL, /* install_fast_tracepoint_jump_pad */
+ NULL, /* emit_ops */
+ NULL, /* get_min_fast_tracepoint_insn_len */
+ NULL, /* supports_range_stepping */
+ NULL, /* breakpoint_kind_from_current_state */
+ m68k_supports_hardware_single_step,
};
void