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;
+
+ bool low_breakpoint_at (CORE_ADDR pc) override;
};
/* The singleton target ops object. */
#endif
-extern struct linux_target_ops the_low_target;
-
static int *tic6x_regmap;
static unsigned int tic6x_breakpoint;
#define tic6x_breakpoint_len 4
-/* Implementation of linux_target_ops method "sw_breakpoint_from_kind". */
+/* Implementation of target ops method "sw_breakpoint_from_kind". */
-static const gdb_byte *
-tic6x_sw_breakpoint_from_kind (int kind, int *size)
+const gdb_byte *
+tic6x_target::sw_breakpoint_from_kind (int kind, int *size)
{
*size = tic6x_breakpoint_len;
return (const gdb_byte *) &tic6x_breakpoint;
return (tic6x_regmap[regno] == -1);
}
-static CORE_ADDR
-tic6x_get_pc (struct regcache *regcache)
+bool
+tic6x_target::low_supports_breakpoints ()
+{
+ return true;
+}
+
+CORE_ADDR
+tic6x_target::low_get_pc (regcache *regcache)
{
union tic6x_register pc;
return pc.reg32;
}
-static void
-tic6x_set_pc (struct regcache *regcache, CORE_ADDR pc)
+void
+tic6x_target::low_set_pc (regcache *regcache, CORE_ADDR pc)
{
union tic6x_register newpc;
supply_register_by_name (regcache, "PC", newpc.buf);
}
-static int
-tic6x_breakpoint_at (CORE_ADDR where)
+bool
+tic6x_target::low_breakpoint_at (CORE_ADDR where)
{
unsigned int insn;
- the_target->read_memory (where, (unsigned char *) &insn, 4);
+ read_memory (where, (unsigned char *) &insn, 4);
if (insn == tic6x_breakpoint)
- return 1;
+ return true;
/* If necessary, recognize more trap instructions here. GDB only uses the
one. */
- return 0;
+ return false;
}
/* Fetch the thread-local storage pointer for libthread_db. */
current_process ()->tdesc = tic6x_read_description (feature);
}
-/* Support for hardware single step. */
-
-static int
-tic6x_supports_hardware_single_step (void)
-{
- return 1;
-}
-
static struct regsets_info tic6x_regsets_info =
{
tic6x_regsets, /* regsets */
return &myregs_info;
}
-struct linux_target_ops the_low_target = {
- tic6x_get_pc,
- tic6x_set_pc,
- NULL, /* breakpoint_kind_from_pc */
- tic6x_sw_breakpoint_from_kind,
- NULL,
- 0,
- tic6x_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 */
- tic6x_supports_hardware_single_step,
-};
-
#if GDB_SELF_TEST
#include "gdbsupport/selftest.h"