gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / gdb / std-regs.c

diff --git a/gdb/std-regs.c b/gdb/std-regs.c
index 486b919a6583441bc8a48731af72d7fd0148b69d..c4220733a819bf008af571798cd8df26435a0933 100644 (file)
--- a/gdb/std-regs.c
+++ b/gdb/std-regs.c
@@ -1,7 +1,6 @@
 /* Builtin frame register, for GDB, the GNU debugger.
 
-   Copyright (C) 2002, 2005, 2007, 2008, 2009, 2010, 2011
-   Free Software Foundation, Inc.
+   Copyright (C) 2002-2020 Free Software Foundation, Inc.
 
    Contributed by Red Hat.
 
@@ -25,8 +24,7 @@
 #include "frame.h"
 #include "gdbtypes.h"
 #include "value.h"
-#include "gdb_string.h"
-
+#include "gdbarch.h"
 
 static struct value *
 value_of_builtin_frame_fp_reg (struct frame_info *frame, const void *baton)
@@ -48,11 +46,8 @@ value_of_builtin_frame_fp_reg (struct frame_info *frame, const void *baton)
       struct value *val = allocate_value (data_ptr_type);
       gdb_byte *buf = value_contents_raw (val);
 
-      if (frame == NULL)
-       memset (buf, 0, TYPE_LENGTH (value_type (val)));
-      else
-       gdbarch_address_to_pointer (gdbarch, data_ptr_type,
-                                   buf, get_frame_base_address (frame));
+      gdbarch_address_to_pointer (gdbarch, data_ptr_type,
+                                 buf, get_frame_base_address (frame));
       return val;
     }
 }
@@ -96,10 +91,9 @@ value_of_builtin_frame_ps_reg (struct frame_info *frame, const void *baton)
   error (_("Standard register ``$ps'' is not available for this target"));
 }
 
-extern initialize_file_ftype _initialize_frame_reg; /* -Wmissing-prototypes */
-
+void _initialize_frame_reg ();
 void
-_initialize_frame_reg (void)
+_initialize_frame_reg ()
 {
   /* Frame based $fp, $pc, $sp and $ps.  These only come into play
      when the target does not define its own version of these