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* infcall.c (call_function_by_hand): Handle language-specific

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pass and return by reference.

	* cp-abi.c (cp_pass_by_reference): New.
	* cp-abi.h (cp_pass_by_reference): Declare.
	(struct cp_abi_ops): Add pass_by_reference.
	* gnu-v3-abi.c (gnuv3_pass_by_reference): New.
	(init_gnuv3_ops): Set pass_by_reference.

	* language.c (language_pass_by_reference): New.
	(default_pass_by_reference): New.
	(unknown_language_defn, auto_language_defn, local_language_defn): Add
	default_pass_by_reference.
	* langauge.h (struct language_defn): Add la_pass_by_reference.
	(language_pass_by_reference, default_pass_by_reference): Declare.
	* ada-lang.c (ada_language_defn): Add default_pass_by_reference.
	* c-lang.c (c_language_defn, asm_language_defn)
	(minimal_language_defn): Likewise.
	(cplus_language_defn): Add cp_pass_by_reference.
	* f-lang.c (f_language_defn): Add default_pass_by_reference.
	* jv-lang.c (java_language_defn): Likewise.
	* m2-lang.c (m2_language_defn): Likewise.
	* objc-lang.c (objc_language_defn): Likewise.
	* p-lang.c (pascal_language_defn): Likewise.
	* scm-lang.c (scm_language_defn): Likewise

	* gdb.cp/pass-by-ref.cc, gdb.cp/pass-by-ref.exp: New files.
This commit is contained in:
Daniel Jacobowitz
2007-09-23 16:25:06 +00:00
parent 3f213f78ed
commit 41f1b6975d
18 changed files with 346 additions and 11 deletions
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13
gdb/language.h
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@@ -280,6 +280,10 @@ struct language_defn
int format,
enum val_prettyprint pretty);
/* Return non-zero if TYPE should be passed (and returned) by
reference at the language level. */
int (*la_pass_by_reference) (struct type *type);
/* Add fields above this point, so the magic number is always last. */
/* Magic number for compat checking */
@@ -471,4 +475,13 @@ extern void default_print_array_index (struct value *index_value,
int format,
enum val_prettyprint pretty);
/* Return non-zero if TYPE should be passed (and returned) by
reference at the language level. */
int language_pass_by_reference (struct type *type);
/* Return zero; by default, types are passed by value at the language
level. The target ABI may pass or return some structs by reference
independent of this. */
int default_pass_by_reference (struct type *type);
#endif /* defined (LANGUAGE_H) */