gdbserver: turn target op 'get_ipa_tdesc_idx' into a method

gdbserver/ChangeLog:
2020-02-20  Tankut Baris Aktemur  <tankut.baris.aktemur@intel.com>

	Turn process_stratum_target's get_ipa_tdesc_idx op into a method
	of process_target.

	* target.h (struct process_stratum_target): Remove the target op.
	(class process_target): Add the target op.
	(target_get_ipa_tdesc_idx): Update the macro.
	* target.cc (process_target::get_ipa_tdesc_idx): Define.

	Update the derived classes and callers below.

	* linux-low.cc (linux_target_ops): Update.
	(linux_get_ipa_tdesc_idx): Turn into ...
	(linux_process_target::get_ipa_tdesc_idx): ... this.
	* linux-low.h (class linux_process_target): Update.
	* lynx-low.cc (lynx_target_ops): Update.
	* nto-low.cc (nto_target_ops): Update.
	* win32-low.cc (win32_target_ops): Update.

1 files changed, 6 insertions, 0 deletions

diff --git a/gdbserver/target.cc b/gdbserver/target.cc
index 2ea8234..4df1f9d 100644
--- a/gdbserver/target.cc
+++ b/gdbserver/target.cc
@@ -826,3 +826,9 @@ process_target::supports_catch_syscall ()
 {
   return false;
 }
+
+int
+process_target::get_ipa_tdesc_idx ()
+{
+  return 0;
+}