gdbserver: turn target op 'supports_hardware_single_step' into a method

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

diff --git a/gdbserver/target.cc b/gdbserver/target.cc
index b73c4465f1c347641ad8b91d6c40a67518e588fc..09b3a633fc8308e4aedaf6026a3a272f6b03fbd9 100644 (file)
--- a/gdbserver/target.cc
+++ b/gdbserver/target.cc
@@ -57,14 +57,9 @@ prepare_to_access_memory (void)
      it.  */
   prev_general_thread = cs.general_thread;
 
-  if (the_target->prepare_to_access_memory != NULL)
-    {
-      int res;
-
-      res = the_target->prepare_to_access_memory ();
-      if (res != 0)
-       return res;
-    }
+  int res = the_target->pt->prepare_to_access_memory ();
+  if (res != 0)
+    return res;
 
   for_each_thread (prev_general_thread.pid (), [&] (thread_info *thread)
     {
@@ -114,8 +109,7 @@ done_accessing_memory (void)
 {
   client_state &cs = get_client_state ();
 
-  if (the_target->done_accessing_memory != NULL)
-    the_target->done_accessing_memory ();
+  the_target->pt->done_accessing_memory ();
 
   /* Restore the previous selected thread.  */
   cs.general_thread = prev_general_thread;
@@ -126,7 +120,7 @@ int
 read_inferior_memory (CORE_ADDR memaddr, unsigned char *myaddr, int len)
 {
   int res;
-  res = (*the_target->read_memory) (memaddr, myaddr, len);
+  res = the_target->pt->read_memory (memaddr, myaddr, len);
   check_mem_read (memaddr, myaddr, len);
   return res;
 }
@@ -157,7 +151,7 @@ target_write_memory (CORE_ADDR memaddr, const unsigned char *myaddr,
      update it.  */
   gdb::byte_vector buffer (myaddr, myaddr + len);
   check_mem_write (memaddr, buffer.data (), myaddr, len);
-  return (*the_target->write_memory) (memaddr, buffer.data (), len);
+  return the_target->pt->write_memory (memaddr, buffer.data (), len);
 }
 
 ptid_t
@@ -322,14 +316,6 @@ kill_inferior (process_info *proc)
   return the_target->pt->kill (proc);
 }
 
-/* Target can do hardware single step.  */
-
-int
-target_can_do_hardware_single_step (void)
-{
-  return 1;
-}
-
 /* Default implementation for breakpoint_kind_for_pc.
 
    The default behavior for targets that don't implement breakpoint_kind_for_pc
@@ -402,3 +388,84 @@ process_target::post_create_inferior ()
 {
   /* Nop.  */
 }
+
+int
+process_target::prepare_to_access_memory ()
+{
+  return 0;
+}
+
+void
+process_target::done_accessing_memory ()
+{
+  /* Nop.  */
+}
+
+void
+process_target::look_up_symbols ()
+{
+  /* Nop.  */
+}
+
+bool
+process_target::supports_read_auxv ()
+{
+  return false;
+}
+
+int
+process_target::read_auxv (CORE_ADDR offset, unsigned char *myaddr,
+                          unsigned int len)
+{
+  gdb_assert_not_reached ("target op read_auxv not supported");
+}
+
+bool
+process_target::supports_z_point_type (char z_type)
+{
+  return false;
+}
+
+int
+process_target::insert_point (enum raw_bkpt_type type, CORE_ADDR addr,
+                             int size, raw_breakpoint *bp)
+{
+  return 1;
+}
+
+int
+process_target::remove_point (enum raw_bkpt_type type, CORE_ADDR addr,
+                             int size, raw_breakpoint *bp)
+{
+  return 1;
+}
+
+bool
+process_target::stopped_by_sw_breakpoint ()
+{
+  return false;
+}
+
+bool
+process_target::supports_stopped_by_sw_breakpoint ()
+{
+  return false;
+}
+
+bool
+process_target::stopped_by_hw_breakpoint ()
+{
+  return false;
+}
+
+bool
+process_target::supports_stopped_by_hw_breakpoint ()
+{
+  return false;
+}
+
+bool
+process_target::supports_hardware_single_step ()
+{
+  return false;
+}