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gdb: Convert language la_watch_location_expression field to a method

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This commit changes the language_data::la_watch_location_expression
function pointer member variable into a member function of
language_defn.

There should be no user visible changes after this commit.

gdb/ChangeLog:

	* ada-lang.c (ada_watch_location_expression): Rename to
	ada_language::watch_location_expression.
	(ada_language_data): Delete la_watch_location_expression
	initializer.
	(ada_language::watch_location_expression): New member function,
	implementation from ada_watch_location_expression.
	* breakpoint.c (watch_command_1): Update call to
	watch_location_expression.
	* c-lang.c (c_watch_location_expression): Rename to
	language_defn::watch_location_expression.
	(c_language_data): Delete la_watch_location_expression
	initializer.
	(cplus_language_data): Likewise.
	(asm_language_data): Likewise.
	(minimal_language_data): Likewise.
	* c-lang.h (c_watch_location_expression): Delete declaration.
	* d-lang.c (d_language_data): Delete la_watch_location_expression
	initializer.
	* f-lang.c (f_language_data): Likewise.
	* go-lang.c (go_language_data): Likewise.
	* language.c (language_defn::watch_location_expression): Member
	function implementation from c_watch_location_expression.
	(unknown_language_data): Delete la_watch_location_expression
	initializer.
	(auto_language_data): Likewise.
	* language.h (language_data): Delete la_watch_location_expression
	field.
	(language_defn::watch_location_expression): Declare new member
	function.
	* m2-lang.c (m2_language_data): Delete
	la_watch_location_expression initializer.
	* objc-lang.c (objc_language_data): Likewise.
	* opencl-lang.c (opencl_language_data): Likewise.
	* p-lang.c (pascal_language_data): Likewise.
	* rust-lang.c (rust_watch_location_expression): Rename to
	rust_language::watch_location_expression.
	(rust_language_data): Delete la_watch_location_expression
	initializer.
	(rust_language::watch_location_expression): New member function,
	implementation from rust_watch_location_expression.
This commit is contained in:
Andrew Burgess
2020-06-01 15:06:43 +01:00
parent 7e56227dff
commit f16a9f57b5
15 changed files with 86 additions and 61 deletions
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27
gdb/rust-lang.c
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@ -2006,20 +2006,6 @@ rust_lookup_symbol_nonlocal (const struct language_defn *langdef,
/* la_watch_location_expression for Rust. */
static gdb::unique_xmalloc_ptr<char>
rust_watch_location_expression (struct type *type, CORE_ADDR addr)
{
type = check_typedef (TYPE_TARGET_TYPE (check_typedef (type)));
std::string name = type_to_string (type);
return gdb::unique_xmalloc_ptr<char>
(xstrprintf ("*(%s as *mut %s)", core_addr_to_string (addr),
name.c_str ()));
}
static const struct exp_descriptor exp_descriptor_rust =
{
rust_print_subexp,
@ -2062,7 +2048,6 @@ extern const struct language_data rust_language_data =
c_op_print_tab, /* expression operators for printing */
1, /* c-style arrays */
0, /* String lower bound */
rust_watch_location_expression,
&default_varobj_ops,
rust_is_string_type_p,
"{...}" /* la_struct_too_deep_ellipsis */
@ -2143,6 +2128,18 @@ public:
rust_internal_print_type (type, varstring, stream, show, level,
flags, false, &podata);
}
/* See language.h. */
gdb::unique_xmalloc_ptr<char> watch_location_expression
(struct type *type, CORE_ADDR addr) const override
{
type = check_typedef (TYPE_TARGET_TYPE (check_typedef (type)));
std::string name = type_to_string (type);
return gdb::unique_xmalloc_ptr<char>
(xstrprintf ("*(%s as *mut %s)", core_addr_to_string (addr),
name.c_str ()));
}
};
/* Single instance of the Rust language class. */