Remove apply_val_pretty_printer parameter valaddr

This patch removes the parameter valaddr of
extension_language_ops::apply_val_pretty_printer and remove const from
"struct value *val".  valaddr can be got in each extension language's
implementation of apply_val_pretty_printer.

gdb:

2016-11-11  Yao Qi  <yao.qi@linaro.org>

	* cp-valprint.c (cp_print_value): Remove local base_valaddr.
	* extension-priv.h (struct extension_language_ops)
	<apply_val_pretty_printer>: Remove the second parameter.
	Remove const from "struct value *".  Callers updated.
	* extension.c (apply_ext_lang_val_pretty_printer): Update
	comments.  Remove parameter valaddr.  Remove const from
	"struct value *".
	* extension.h (apply_ext_lang_val_pretty_printer): Update
	declaration.
	* guile/guile-internal.h (gdbscm_apply_val_pretty_printer):
	Update declaration.
	* guile/scm-pretty-print.c (gdbscm_apply_val_pretty_printer):
	Remove parameter valaddr.  Remove const from "struct value *".
	* python/py-prettyprint.c (gdbpy_apply_val_pretty_printer):
	Likewise.
	* python/python-internal.h (gdbpy_apply_val_pretty_printer):
	Update declaration.

1 files changed, 8 insertions, 8 deletions

diff --git a/gdb/extension.c b/gdb/extension.c
index c9f5664..40c63a6 100644
--- a/gdb/extension.c
+++ b/gdb/extension.c
@@ -478,11 +478,11 @@ free_ext_lang_type_printers (struct ext_lang_type_printers *printers)
   xfree (printers);
 }
 
-/* Try to pretty-print a value of type TYPE located at VALADDR
-   + EMBEDDED_OFFSET, which came from the inferior at address ADDRESS
-   + EMBEDDED_OFFSET, onto stdio stream STREAM according to OPTIONS.
-   VAL is the whole object that came from ADDRESS.  VALADDR must point to
-   the head of VAL's contents buffer.
+/* Try to pretty-print a value of type TYPE located at VAL's contents
+   buffer + EMBEDDED_OFFSET, which came from the inferior at address
+   ADDRESS + EMBEDDED_OFFSET, onto stdio stream STREAM according to
+   OPTIONS.
+   VAL is the whole object that came from ADDRESS.
    Returns non-zero if the value was successfully pretty-printed.
 
    Extension languages are tried in the order specified by
@@ -496,10 +496,10 @@ free_ext_lang_type_printers (struct ext_lang_type_printers *printers)
    errors that trigger an exception in the extension language.  */
 
 int
-apply_ext_lang_val_pretty_printer (struct type *type, const gdb_byte *valaddr,
+apply_ext_lang_val_pretty_printer (struct type *type,
 				   LONGEST embedded_offset, CORE_ADDR address,
 				   struct ui_file *stream, int recurse,
-				   const struct value *val,
+				   struct value *val,
 				   const struct value_print_options *options,
 				   const struct language_defn *language)
 {
@@ -512,7 +512,7 @@ apply_ext_lang_val_pretty_printer (struct type *type, const gdb_byte *valaddr,
 
       if (extlang->ops->apply_val_pretty_printer == NULL)
 	continue;
-      rc = extlang->ops->apply_val_pretty_printer (extlang, type, valaddr,
+      rc = extlang->ops->apply_val_pretty_printer (extlang, type,
 						   embedded_offset, address,
 						   stream, recurse, val,
 						   options, language);