gdbserver: turn target op 'supports_range_stepping' into a method

[deliverable/binutils-gdb.git] / gdbserver / target.cc

diff --git a/gdbserver/target.cc b/gdbserver/target.cc
index 94bb45fcacef58aed4849a17cda9d83d4b5f3726..8739ba864f8a652c1cfd97dd26e384e2d4f7eb61 100644 (file)
--- a/gdbserver/target.cc
+++ b/gdbserver/target.cc
@@ -66,8 +66,8 @@ prepare_to_access_memory (void)
     {
       if (mythread_alive (thread->id))
        {
-         if (stopped == NULL && the_target->thread_stopped != NULL
-             && thread_stopped (thread))
+         if (stopped == NULL && the_target->pt->supports_thread_stopped ()
+             && target_thread_stopped (thread))
            stopped = thread;
 
          if (first == NULL)
@@ -260,22 +260,7 @@ target_continue (ptid_t ptid, enum gdb_signal signal)
 int
 target_supports_multi_process (void)
 {
-  return (the_target->supports_multi_process != NULL ?
-         (*the_target->supports_multi_process) () : 0);
-}
-
-int
-start_non_stop (int nonstop)
-{
-  if (the_target->start_non_stop == NULL)
-    {
-      if (nonstop)
-       return -1;
-      else
-       return 0;
-    }
-
-  return (*the_target->start_non_stop) (nonstop);
+  return the_target->pt->supports_multi_process ();
 }
 
 void
@@ -541,3 +526,236 @@ process_target::qxfer_siginfo (const char *annex, unsigned char *readbuf,
 {
   gdb_assert_not_reached ("target op qxfer_siginfo not supported");
 }
+
+bool
+process_target::supports_non_stop ()
+{
+  return false;
+}
+
+bool
+process_target::async (bool enable)
+{
+  return false;
+}
+
+int
+process_target::start_non_stop (bool enable)
+{
+  if (enable)
+    return -1;
+  else
+    return 0;
+}
+
+bool
+process_target::supports_multi_process ()
+{
+  return false;
+}
+
+bool
+process_target::supports_fork_events ()
+{
+  return false;
+}
+
+bool
+process_target::supports_vfork_events ()
+{
+  return false;
+}
+
+bool
+process_target::supports_exec_events ()
+{
+  return false;
+}
+
+void
+process_target::handle_new_gdb_connection ()
+{
+  /* Nop.  */
+}
+
+int
+process_target::handle_monitor_command (char *mon)
+{
+  return 0;
+}
+
+int
+process_target::core_of_thread (ptid_t ptid)
+{
+  return -1;
+}
+
+bool
+process_target::supports_read_loadmap ()
+{
+  return false;
+}
+
+int
+process_target::read_loadmap (const char *annex, CORE_ADDR offset,
+                             unsigned char *myaddr, unsigned int len)
+{
+  gdb_assert_not_reached ("target op read_loadmap not supported");
+}
+
+void
+process_target::process_qsupported (char **features, int count)
+{
+  /* Nop.  */
+}
+
+bool
+process_target::supports_tracepoints ()
+{
+  return false;
+}
+
+CORE_ADDR
+process_target::read_pc (regcache *regcache)
+{
+  gdb_assert_not_reached ("process_target::read_pc: Unable to find PC");
+}
+
+void
+process_target::write_pc (regcache *regcache, CORE_ADDR pc)
+{
+  gdb_assert_not_reached ("process_target::write_pc: Unable to update PC");
+}
+
+bool
+process_target::supports_thread_stopped ()
+{
+  return false;
+}
+
+bool
+process_target::thread_stopped (thread_info *thread)
+{
+  gdb_assert_not_reached ("target op thread_stopped not supported");
+}
+
+bool
+process_target::supports_get_tib_address ()
+{
+  return false;
+}
+
+int
+process_target::get_tib_address (ptid_t ptid, CORE_ADDR *address)
+{
+  gdb_assert_not_reached ("target op get_tib_address not supported");
+}
+
+void
+process_target::pause_all (bool freeze)
+{
+  /* Nop.  */
+}
+
+void
+process_target::unpause_all (bool unfreeze)
+{
+  /* Nop.  */
+}
+
+void
+process_target::stabilize_threads ()
+{
+  /* Nop.  */
+}
+
+bool
+process_target::supports_fast_tracepoints ()
+{
+  return false;
+}
+
+int
+process_target::install_fast_tracepoint_jump_pad
+  (CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector,
+   CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry,
+   CORE_ADDR *trampoline, ULONGEST *trampoline_size,
+   unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size,
+   CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end,
+   char *err)
+{
+  gdb_assert_not_reached ("target op install_fast_tracepoint_jump_pad "
+                         "not supported");
+}
+
+int
+process_target::get_min_fast_tracepoint_insn_len ()
+{
+  return 0;
+}
+
+struct emit_ops *
+process_target::emit_ops ()
+{
+  return nullptr;
+}
+
+bool
+process_target::supports_disable_randomization ()
+{
+  return false;
+}
+
+bool
+process_target::supports_qxfer_libraries_svr4 ()
+{
+  return false;
+}
+
+int
+process_target::qxfer_libraries_svr4 (const char *annex,
+                                     unsigned char *readbuf,
+                                     unsigned const char *writebuf,
+                                     CORE_ADDR offset, int len)
+{
+  gdb_assert_not_reached ("target op qxfer_libraries_svr4 not supported");
+}
+
+bool
+process_target::supports_agent ()
+{
+  return false;
+}
+
+btrace_target_info *
+process_target::enable_btrace (ptid_t ptid, const btrace_config *conf)
+{
+  error (_("Target does not support branch tracing."));
+}
+
+int
+process_target::disable_btrace (btrace_target_info *tinfo)
+{
+  error (_("Target does not support branch tracing."));
+}
+
+int
+process_target::read_btrace (btrace_target_info *tinfo,
+                            buffer *buffer,
+                            enum btrace_read_type type)
+{
+  error (_("Target does not support branch tracing."));
+}
+
+int
+process_target::read_btrace_conf (const btrace_target_info *tinfo,
+                                 buffer *buffer)
+{
+  error (_("Target does not support branch tracing."));
+}
+
+bool
+process_target::supports_range_stepping ()
+{
+  return false;
+}