2013-08-30 Phil Muldoon <pmuldoon@redhat.com>

[deliverable/binutils-gdb.git] / gdb / gdbthread.h

diff --git a/gdb/gdbthread.h b/gdb/gdbthread.h
index af987f2fcfad00daa2c17901b3a1a308f0ddff56..c3b85dc7058d44a299de3adeb5dac7fe0fd39934 100644 (file)
--- a/gdb/gdbthread.h
+++ b/gdb/gdbthread.h
@@ -1,6 +1,5 @@
 /* Multi-process/thread control defs for GDB, the GNU debugger.
-   Copyright (C) 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1997, 1998, 1999,
-   2000, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+   Copyright (C) 1987-2013 Free Software Foundation, Inc.
    Contributed by Lynx Real-Time Systems, Inc.  Los Gatos, CA.
    
 
@@ -28,6 +27,7 @@ struct symtab;
 #include "frame.h"
 #include "ui-out.h"
 #include "inferior.h"
+#include "btrace.h"
 
 /* Frontend view of the thread state.  Possible extensions: stepping,
    finishing, until(ling),...  */
@@ -65,6 +65,14 @@ struct thread_control_state
   CORE_ADDR step_range_start;  /* Inclusive */
   CORE_ADDR step_range_end;    /* Exclusive */
 
+  /* If GDB issues a target step request, and this is nonzero, the
+     target should single-step this thread once, and then continue
+     single-stepping it without GDB core involvement as long as the
+     thread stops in the step range above.  If this is zero, the
+     target should ignore the step range, and only issue one single
+     step.  */
+  int may_range_step;
+
   /* Stack frame address as of when stepping command was issued.
      This is how we know when we step into a subroutine call, and how
      to set the frame for the breakpoint used to step out.  */
@@ -123,7 +131,7 @@ struct thread_control_state
 struct thread_suspend_state
 {
   /* Last signal that the inferior received (why it stopped).  */
-  enum target_signal stop_signal;
+  enum gdb_signal stop_signal;
 };
 
 struct thread_info
@@ -216,7 +224,9 @@ struct thread_info
   int stop_requested;
 
   /* The initiating frame of a nexting operation, used for deciding
-     which exceptions to intercept.  */
+     which exceptions to intercept.  If it is null_frame_id no
+     bp_longjmp or bp_exception but longjmp has been caught just for
+     bp_longjmp_call_dummy.  */
   struct frame_id initiating_frame;
 
   /* Private data used by the target vector implementation.  */
@@ -225,6 +235,9 @@ struct thread_info
   /* Function that is called to free PRIVATE.  If this is NULL, then
      xfree will be called on PRIVATE.  */
   void (*private_dtor) (struct private_thread_info *);
+
+  /* Branch trace information for this thread.  */
+  struct btrace_thread_info btrace;
 };
 
 /* Create an empty thread list, or empty the existing one.  */
@@ -299,6 +312,11 @@ void thread_change_ptid (ptid_t old_ptid, ptid_t new_ptid);
 typedef int (*thread_callback_func) (struct thread_info *, void *);
 extern struct thread_info *iterate_over_threads (thread_callback_func, void *);
 
+/* Traverse all threads.  */
+
+#define ALL_THREADS(T)                         \
+  for (T = thread_list; T; T = T->next)
+
 extern int thread_count (void);
 
 /* Switch from one thread to another.  */
@@ -389,4 +407,10 @@ extern struct thread_info* inferior_thread (void);
 
 extern void update_thread_list (void);
 
+/* Return true if PC is in the stepping range of THREAD.  */
+
+int pc_in_thread_step_range (CORE_ADDR pc, struct thread_info *thread);
+
+extern struct thread_info *thread_list;
+
 #endif /* GDBTHREAD_H */