Enable hardware single step for m68k in GDBServer

* linux-m68k-low.c (m68k_supports_hardware_single_step): New
function.
(struct linux_target_ops) <supports_hardware_single_step>: Initialize.

diff --git a/gdb/gdbserver/ChangeLog b/gdb/gdbserver/ChangeLog
index eaf6a685b9826b17f3dc79385eb50a12feeb438d..0652f074b98467d8f6202380bed7baf0e19cfd31 100644 (file)
--- a/gdb/gdbserver/ChangeLog
+++ b/gdb/gdbserver/ChangeLog
@@ -1,3 +1,9 @@
+2017-11-13  Andreas Schwab  <schwab@suse.de>
+
+       * linux-m68k-low.c (m68k_supports_hardware_single_step): New
+       function.
+       (struct linux_target_ops) <supports_hardware_single_step>: Initialize.
+
 2017-11-06  Pedro Alves  <palves@redhat.com>
 
        * config.in, configure: Regenerate.

diff --git a/gdb/gdbserver/linux-m68k-low.c b/gdb/gdbserver/linux-m68k-low.c
index 9fdcf2aed413d643b00d16c9aeffc45d30bcaa30..15d161f2b57b16d2aafd7903e89261190abd802e 100644 (file)
--- a/gdb/gdbserver/linux-m68k-low.c
+++ b/gdb/gdbserver/linux-m68k-low.c
@@ -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