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* gnu-v3-abi.c (struct value_and_voffset): New.

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(hash_value_and_voffset, eq_value_and_voffset)
	(compare_value_and_voffset, compute_vtable_size)
	(print_one_vtable, gnuv3_print_vtable): New functions.
	(init_gnuv3_ops): Initialize 'print_vtable' field.
	* cp-support.c (info_vtbl_command): New function.
	(_initialize_cp_support): Add "info vtbl".
	* cp-abi.h (cplus_print_vtable): Declare.
	(struct cp_abi_ops) <print_vtable>: New field.
	* cp-abi.c (cplus_print_vtable): New function.
	* NEWS: Update.
gdb/testsuite
	* gdb.cp/virtfunc.exp (make_one_vtable_result): New proc.
	(test_info_vtbl): Likewise.
	(do_tests): Call test_info_vtbl.
	* gdb.cp/virtfunc.cc (va): New global.
gdb/doc
	* gdb.texinfo (Debugging C Plus Plus): Document "info vtbl".
This commit is contained in:
Tom Tromey
2012-03-15 15:43:18 +00:00
parent 2479f722a4
commit c4aeac856a
11 changed files with 359 additions and 0 deletions
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6
gdb/cp-abi.h
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@@ -173,6 +173,11 @@ struct value *cplus_method_ptr_to_value (struct value **this_p,
void cplus_make_method_ptr (struct type *type, gdb_byte *CONTENTS,
CORE_ADDR address, int is_virtual);
/* Print the vtable for VALUE, if there is one. If there is no
vtable, print a message, but do not throw. */
void cplus_print_vtable (struct value *value);
/* Determine if we are currently in a C++ thunk. If so, get the
address of the routine we are thunking to and continue to there
instead. */
@@ -213,6 +218,7 @@ struct cp_abi_ops
CORE_ADDR, int);
struct value * (*method_ptr_to_value) (struct value **,
struct value *);
void (*print_vtable) (struct value *);
CORE_ADDR (*skip_trampoline) (struct frame_info *, CORE_ADDR);
int (*pass_by_reference) (struct type *type);
};