* target.h (struct target_ops): Make to_has_all_memory,

	to_has_memory, to_has_stack, to_has_registers and to_has_execution
	methods instead of variables.
	(target_has_all_memory_1, target_has_memory_1, target_has_stack_1)
	(target_has_registers_1, target_has_execution_1): Declare
	functions.
	(target_has_all_memory): Rewrite to call target_has_all_memory_1.
	(target_has_memory): Rewrite to call target_has_memory_1.
	(target_has_stack): Rewrite to call target_has_all_stack_1.
	(target_has_registers): Rewrite to call target_has_registers_1.
	(target_has_execution): Rewrite to call target_has_execution_1.
	(default_child_has_all_memory, default_child_has_memory)
	(default_child_has_stack, default_child_has_registers)
	(default_child_has_execution): Declare.
	(target_mark_running, target_mark_exited): Delete declarations.
	* target.c (default_child_has_all_memory,
	default_child_has_memory, default_child_has_stack,
	default_child_has_registers, default_child_has_execution): New.
	(target_has_all_memory_1, target_has_memory_1, target_has_stack_1,
	target_has_registers_1, target_has_execution_1): New.
	(add_target): Default the to_has_all_memory, to_has_all_memory,
	to_has_memory, to_has_stack, to_has_registers and to_has_execution
	callbacks to return 0.
	(update_current_target): Do not inherit to_has_all_memory,
	to_has_memory, to_has_stack, to_has_registers or to_has_execution.
	(target_mark_running, target_mark_exited): Delete.
	(memory_xfer_partial): Adjust.
	(target_read_memory, target_write_memory, target_search_memory):
	Dispatch to the the top-most target, not the flattened
	current_target.
	(target_info): Adjust.
	(init_dummy_target): Install return_zero as callback for
	to_has_all_memory, to_has_memory, to_has_stack, to_has_registers,
	to_has_execution.
	(set_maintenance_target_async_permitted): Use have_live_inferiors
	instead of target_has_execution.
	* target-memory.c (target_write_memory_blocks): Dispatch memory
	writes to the the top-most target, not the flattened
	current_target.

	* breakpoint.c (insert_breakpoints): Don't check for
	target_has_execution here.
	(update_global_location_list): Check if there are live inferiors
	to debug instead of target_has_execution.
	* infcmd.c (kill_command, detach_command): Check if there are
	inferiors instead of target_has_execution.
	* inferior.h (have_live_inferiors): Declare.
	* inferior.c (have_live_inferiors): New.
	* infrun.c (normal_stop): Don't check for target_has_execution to
	finish the thread states.
	* thread.c (is_thread_state, is_stopped, is_exited, is_running)
	(any_running, is_executing): Remove checks for
	target_has_execution.
	* top.c (kill_or_detach): Don't try to kill core inferiors.
	(quit_target): Don't check for target_has_execution.

	* corelow.c (core_has_memory, core_has_stack, core_has_registers):
	New.
	(init_core_ops): Install core_has_memory, core_has_stack and
	core_has_registers.
	* exec.c (exec_has_memory): New.
	(init_exec_ops): Install exec_has_memory.
	* remote.c (remote_add_inferior): Don't call target_mark_running.
	(remote_start_remote): Don't call target_mark_exited or call
	target_mark_running.
	(remote_open_1): Use have_inferiors instead of
	target_has_execution.  Don't use target_mark_exited.
	(init_remote_ops): Install deafult_child_has_all_memory,
	default_child_has_memory, default_child_has_stack,
	default_child_has_registers, default_child_has_execution.
	* bsd-kvm.c (bsd_kvm_return_one): New.
	(bsd_kvm_add_target): Register bsd_kvm_return_one as
	to_has_memory, to_has_stack and to_has_registers callbacks.
	* remote-m32r-sdi.c (m32r_return_one): New.
	(init_m32r_ops): Register it.
	* inf-child.c (inf_child_target): Adjust to register
	default_child_has_all_memory, default_child_has_memory,
	default_child_has_stack, default_child_has_registers,
	default_child_has_execution callbacks.
	* gnu-nat.c (init_gnu_ops): Likewise.
	* go32-nat.c (init_go32_ops): Likewise.
	* hpux-thread.c (init_hpux_thread_ops): Likewise.
	* monitor.c (init_base_monitor_ops): Likewise.
	* nto-procfs.c (init_procfs_ops): Likewise.
	* remote-mips.c (_initialize_remote_mips): Likewise.
	* windows-nat.c (init_windows_ops): Likewise.
	* remote-sim.c (gdbsim_create_inferior): Don't use
	target_mark_running or target_mark_exited.
	(gdbsim_mourn_inferior): Don't call target_mark_exited.
	(init_gdbsim_ops): Adjust to register
	default_child_has_all_memory, default_child_has_memory,
	default_child_has_stack, default_child_has_registers,
	default_child_has_execution callbacks.

	* linux-nat.c (linux_nat_xfer_partial): If reading memory, and
	there's no inferior selected, defer to a lower stratum.

1 files changed, 0 insertions, 21 deletions

diff --git a/gdb/thread.c b/gdb/thread.c
index 63e55a4bab4..536177130c6 100644
--- a/gdb/thread.c
+++ b/gdb/thread.c
@@ -559,9 +559,6 @@ is_thread_state (ptid_t ptid, enum thread_state state)
 {
   struct thread_info *tp;
 
-  if (!target_has_execution)
-    return 0;
-
   tp = find_thread_ptid (ptid);
   gdb_assert (tp);
   return tp->state_ == state;
@@ -570,30 +567,18 @@ is_thread_state (ptid_t ptid, enum thread_state state)
 int
 is_stopped (ptid_t ptid)
 {
-  /* Without execution, this property is always true.  */
-  if (!target_has_execution)
-    return 1;
-
   return is_thread_state (ptid, THREAD_STOPPED);
 }
 
 int
 is_exited (ptid_t ptid)
 {
-  /* Without execution, this property is always false.  */
-  if (!target_has_execution)
-    return 0;
-
   return is_thread_state (ptid, THREAD_EXITED);
 }
 
 int
 is_running (ptid_t ptid)
 {
-   /* Without execution, this property is always false.  */
-  if (!target_has_execution)
-    return 0;
-
   return is_thread_state (ptid, THREAD_RUNNING);
 }
 
@@ -602,9 +587,6 @@ any_running (void)
 {
   struct thread_info *tp;
 
-  if (!target_has_execution)
-    return 0;
-
   for (tp = thread_list; tp; tp = tp->next)
     if (tp->state_ == THREAD_RUNNING)
       return 1;
@@ -617,9 +599,6 @@ is_executing (ptid_t ptid)
 {
   struct thread_info *tp;
 
-  if (!target_has_execution)
-    return 0;
-
   tp = find_thread_ptid (ptid);
   gdb_assert (tp);
   return tp->executing_;