gdb: add target_ops::supports_displaced_step

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

diff --git a/gdb/target.h b/gdb/target.h
index 91e8a837ab27e4dd056876c484c3814564d122f4..7469e6bee7a61c76e91b422451ed425832488a45 100644 (file)
--- a/gdb/target.h
+++ b/gdb/target.h
@@ -1,6 +1,6 @@
 /* Interface between GDB and target environments, including files and processes
 
-   Copyright (C) 1990-2019 Free Software Foundation, Inc.
+   Copyright (C) 1990-2020 Free Software Foundation, Inc.
 
    Contributed by Cygnus Support.  Written by John Gilmore.
 
@@ -80,6 +80,7 @@ struct inferior;
 #include "command.h"
 #include "disasm.h"
 #include "tracepoint.h"
+#include "displaced-stepping.h"
 
 #include "gdbsupport/break-common.h" /* For enum target_hw_bp_type.  */
 
@@ -1242,6 +1243,15 @@ struct target_ops
     /* Cleanup after generating a core file.  */
     virtual void done_generating_core ()
       TARGET_DEFAULT_IGNORE ();
+
+    virtual bool supports_displaced_step (thread_info *thread)
+      TARGET_DEFAULT_FUNC (default_supports_displaced_step);
+
+    virtual displaced_step_prepare_status displaced_step_prepare (thread_info *thread)
+      TARGET_DEFAULT_FUNC (default_displaced_step_prepare);
+
+    virtual displaced_step_finish_status displaced_step_finish (thread_info *thread, gdb_signal sig)
+      TARGET_DEFAULT_FUNC (default_displaced_step_finish);
   };
 
 /* Deleter for std::unique_ptr.  See comments in
@@ -1535,7 +1545,7 @@ enum flash_preserve_mode
    that supports writing to flash memory, and it should be used for
    all cases where access to flash memory is desirable.
 
-   REQUESTS is the vector (see vec.h) of memory_write_request.
+   REQUESTS is the vector of memory_write_request.
    PRESERVE_FLASH_P indicates what to do with blocks which must be
      erased, but not completely rewritten.
    PROGRESS_CB is a function that will be periodically called to provide