Update mn10300 dwarf register map

[deliverable/binutils-gdb.git] / gdb / infrun.c

diff --git a/gdb/infrun.c b/gdb/infrun.c
index 0b8dffe08a94f43c9e25bee376e6b51345ac0600..71d9615582e4bc141e489df6b196f6d043e8263e 100644 (file)
--- a/gdb/infrun.c
+++ b/gdb/infrun.c
@@ -1,7 +1,7 @@
 /* Target-struct-independent code to start (run) and stop an inferior
    process.
 
-   Copyright (C) 1986-2013 Free Software Foundation, Inc.
+   Copyright (C) 1986-2014 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -19,7 +19,7 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "defs.h"
-#include "gdb_string.h"
+#include <string.h>
 #include <ctype.h>
 #include "symtab.h"
 #include "frame.h"
@@ -60,6 +60,7 @@
 #include "objfiles.h"
 #include "completer.h"
 #include "target-descriptions.h"
+#include "target-dcache.h"
 
 /* Prototypes for local functions */
 
@@ -1239,7 +1240,7 @@ use_displaced_stepping (struct gdbarch *gdbarch)
   return (((can_use_displaced_stepping == AUTO_BOOLEAN_AUTO && non_stop)
           || can_use_displaced_stepping == AUTO_BOOLEAN_TRUE)
          && gdbarch_displaced_step_copy_insn_p (gdbarch)
-         && !RECORD_IS_USED);
+         && find_record_target () == NULL);
 }
 
 /* Clean out any stray displaced stepping state.  */
@@ -2475,6 +2476,13 @@ infrun_thread_stop_requested_callback (struct thread_info *info, void *arg)
 
       old_chain = make_cleanup_restore_current_thread ();
 
+      overlay_cache_invalid = 1;
+      /* Flush target cache before starting to handle each event.
+        Target was running and cache could be stale.  This is just a
+        heuristic.  Running threads may modify target memory, but we
+        don't get any event.  */
+      target_dcache_invalidate ();
+
       /* Go through handle_inferior_event/normal_stop, so we always
         have consistent output as if the stop event had been
         reported.  */
@@ -2677,6 +2685,11 @@ prepare_for_detach (void)
       memset (ecs, 0, sizeof (*ecs));
 
       overlay_cache_invalid = 1;
+      /* Flush target cache before starting to handle each event.
+        Target was running and cache could be stale.  This is just a
+        heuristic.  Running threads may modify target memory, but we
+        don't get any event.  */
+      target_dcache_invalidate ();
 
       if (deprecated_target_wait_hook)
        ecs->ptid = deprecated_target_wait_hook (pid_ptid, &ecs->ws, 0);
@@ -2740,6 +2753,12 @@ wait_for_inferior (void)
 
       overlay_cache_invalid = 1;
 
+      /* Flush target cache before starting to handle each event.
+        Target was running and cache could be stale.  This is just a
+        heuristic.  Running threads may modify target memory, but we
+        don't get any event.  */
+      target_dcache_invalidate ();
+
       if (deprecated_target_wait_hook)
        ecs->ptid = deprecated_target_wait_hook (waiton_ptid, &ecs->ws, 0);
       else
@@ -2805,6 +2824,11 @@ fetch_inferior_event (void *client_data)
     make_cleanup_restore_current_thread ();
 
   overlay_cache_invalid = 1;
+  /* Flush target cache before starting to handle each event.  Target
+     was running and cache could be stale.  This is just a heuristic.
+     Running threads may modify target memory, but we don't get any
+     event.  */
+  target_dcache_invalidate ();
 
   make_cleanup_restore_integer (&execution_direction);
   execution_direction = target_execution_direction ();
@@ -2939,7 +2963,7 @@ adjust_pc_after_break (struct execution_control_state *ecs)
   struct regcache *regcache;
   struct gdbarch *gdbarch;
   struct address_space *aspace;
-  CORE_ADDR breakpoint_pc;
+  CORE_ADDR breakpoint_pc, decr_pc;
 
   /* If we've hit a breakpoint, we'll normally be stopped with SIGTRAP.  If
      we aren't, just return.
@@ -3001,15 +3025,16 @@ adjust_pc_after_break (struct execution_control_state *ecs)
      we have nothing to do.  */
   regcache = get_thread_regcache (ecs->ptid);
   gdbarch = get_regcache_arch (regcache);
-  if (gdbarch_decr_pc_after_break (gdbarch) == 0)
+
+  decr_pc = target_decr_pc_after_break (gdbarch);
+  if (decr_pc == 0)
     return;
 
   aspace = get_regcache_aspace (regcache);
 
   /* Find the location where (if we've hit a breakpoint) the
      breakpoint would be.  */
-  breakpoint_pc = regcache_read_pc (regcache)
-                 - gdbarch_decr_pc_after_break (gdbarch);
+  breakpoint_pc = regcache_read_pc (regcache) - decr_pc;
 
   /* Check whether there actually is a software breakpoint inserted at
      that location.
@@ -3024,7 +3049,7 @@ adjust_pc_after_break (struct execution_control_state *ecs)
     {
       struct cleanup *old_cleanups = make_cleanup (null_cleanup, NULL);
 
-      if (RECORD_IS_USED)
+      if (record_full_is_used ())
        record_full_gdb_operation_disable_set ();
 
       /* When using hardware single-step, a SIGTRAP is reported for both
@@ -6827,7 +6852,7 @@ save_infcall_suspend_state (void)
        }
     }
 
-  inf_state = XZALLOC (struct infcall_suspend_state);
+  inf_state = XCNEW (struct infcall_suspend_state);
 
   if (siginfo_data)
     {