const regs_info *get_regs_info () override;
+ const gdb_byte *sw_breakpoint_from_kind (int kind, int *size) override;
+
protected:
void low_arch_setup () override;
CORE_ADDR low_get_pc (regcache *regcache) override;
void low_set_pc (regcache *regcache, CORE_ADDR newpc) override;
+
+ int low_decr_pc_after_break () override;
+
+ bool low_breakpoint_at (CORE_ADDR pc) override;
};
/* The singleton target ops object. */
linux_set_pc_32bit (regcache, pc);
}
+int
+m68k_target::low_decr_pc_after_break ()
+{
+ return 2;
+}
+
/* Defined in auto-generated file reg-m68k.c. */
void init_registers_m68k (void);
extern const struct target_desc *tdesc_m68k;
static const gdb_byte m68k_breakpoint[] = { 0x4E, 0x4F };
#define m68k_breakpoint_len 2
-/* Implementation of linux_target_ops method "sw_breakpoint_from_kind". */
+/* Implementation of target ops method "sw_breakpoint_from_kind". */
-static const gdb_byte *
-m68k_sw_breakpoint_from_kind (int kind, int *size)
+const gdb_byte *
+m68k_target::sw_breakpoint_from_kind (int kind, int *size)
{
*size = m68k_breakpoint_len;
return m68k_breakpoint;
}
-static int
-m68k_breakpoint_at (CORE_ADDR pc)
+bool
+m68k_target::low_breakpoint_at (CORE_ADDR pc)
{
unsigned char c[2];
read_inferior_memory (pc, c, 2);
if (c[0] == 0x4E && c[1] == 0x4F)
- return 1;
+ return true;
- return 0;
+ return false;
}
#include <asm/ptrace.h>
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 = {
- NULL, /* breakpoint_kind_from_pc */
- m68k_sw_breakpoint_from_kind,
- 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,
-};
-
/* The linux target ops object. */
linux_process_target *the_linux_target = &the_m68k_target;