{
public:
+ 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;
+
+ bool low_cannot_fetch_register (int regno) override;
+
+ bool low_cannot_store_register (int regno) override;
+
+ bool low_supports_breakpoints () 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. */
static m68k_target the_m68k_target;
+bool
+m68k_target::low_supports_breakpoints ()
+{
+ return true;
+}
+
+CORE_ADDR
+m68k_target::low_get_pc (regcache *regcache)
+{
+ return linux_get_pc_32bit (regcache);
+}
+
+void
+m68k_target::low_set_pc (regcache *regcache, CORE_ADDR pc)
+{
+ 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;
#endif
};
-static int
-m68k_cannot_store_register (int regno)
+bool
+m68k_target::low_cannot_store_register (int regno)
{
return (regno >= m68k_num_regs);
}
-static int
-m68k_cannot_fetch_register (int regno)
+bool
+m68k_target::low_cannot_fetch_register (int regno)
{
return (regno >= m68k_num_regs);
}
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>
m68k_regmap,
};
-static struct regs_info regs_info =
+static struct regs_info myregs_info =
{
NULL, /* regset_bitmap */
&m68k_usrregs_info,
&m68k_regsets_info
};
-static const struct regs_info *
-m68k_regs_info (void)
+const regs_info *
+m68k_target::get_regs_info ()
{
- return ®s_info;
+ return &myregs_info;
}
-static void
-m68k_arch_setup (void)
+void
+m68k_target::low_arch_setup ()
{
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,
- m68k_cannot_fetch_register,
- m68k_cannot_store_register,
- NULL, /* fetch_register */
- linux_get_pc_32bit,
- linux_set_pc_32bit,
- 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;