/* Target-machine dependent code for Motorola MCore for GDB, the GNU debugger
- Copyright 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+
+ Copyright 1999, 2000, 2001, 2002, 2003, 2004 Free Software
+ Foundation, Inc.
This file is part of GDB.
#include "value.h"
#include "gdbcmd.h"
#include "regcache.h"
-#include "symfile.h"
+#include "objfiles.h"
#include "gdbcore.h"
#include "inferior.h"
#include "arch-utils.h"
argument.
For gdb, this leaves us two routes, based on what
- USE_STRUCT_CONVENTION (mcore_use_struct_convention) returns.
- If this macro returns 1, gdb will call STORE_STRUCT_RETURN and
- EXTRACT_STRUCT_VALUE_ADDRESS.
-
- If USE_STRUCT_CONVENTION retruns 0, then gdb uses STORE_RETURN_VALUE
- and EXTRACT_RETURN_VALUE to store/fetch the functions return value. */
+ USE_STRUCT_CONVENTION (mcore_use_struct_convention) returns. If
+ this macro returns 1, gdb will call STORE_STRUCT_RETURN to store
+ the return value.
-/* Should we use EXTRACT_STRUCT_VALUE_ADDRESS instead of
- EXTRACT_RETURN_VALUE? GCC_P is true if compiled with gcc
- and TYPE is the type (which is known to be struct, union or array). */
+ If USE_STRUCT_CONVENTION returns 0, then gdb uses
+ STORE_RETURN_VALUE and EXTRACT_RETURN_VALUE to store/fetch the
+ functions return value. */
static int
mcore_use_struct_convention (int gcc_p, struct type *type)
return (TYPE_LENGTH (type) > 8);
}
-/* Where is the return value saved? For MCore, a pointer to
- this buffer was passed as a hidden first argument, so
- just return that address. */
-
-static CORE_ADDR
-mcore_extract_struct_value_address (char *regbuf)
-{
- return extract_unsigned_integer (regbuf + DEPRECATED_REGISTER_BYTE (FIRST_ARGREG), DEPRECATED_REGISTER_SIZE);
-}
-
/* Given a function which returns a value of type TYPE, extract the
the function's return value and place the result into VALBUF.
REGBUF is the register contents of the target. */
set_gdbarch_deprecated_sizeof_call_dummy_words (gdbarch, 0);
set_gdbarch_deprecated_save_dummy_frame_tos (gdbarch, generic_save_dummy_frame_tos);
set_gdbarch_deprecated_saved_pc_after_call (gdbarch, mcore_saved_pc_after_call);
- set_gdbarch_function_start_offset (gdbarch, 0);
- set_gdbarch_decr_pc_after_break (gdbarch, 0);
set_gdbarch_breakpoint_from_pc (gdbarch, mcore_breakpoint_from_pc);
set_gdbarch_deprecated_push_return_address (gdbarch, mcore_push_return_address);
set_gdbarch_deprecated_push_arguments (gdbarch, mcore_push_arguments);
set_gdbarch_deprecated_extract_return_value (gdbarch,
mcore_extract_return_value);
set_gdbarch_deprecated_store_struct_return (gdbarch, mcore_store_struct_return);
- set_gdbarch_deprecated_extract_struct_value_address (gdbarch,
- mcore_extract_struct_value_address);
set_gdbarch_skip_prologue (gdbarch, mcore_skip_prologue);
- set_gdbarch_frame_args_skip (gdbarch, 0);
set_gdbarch_deprecated_frame_args_address (gdbarch, mcore_frame_args_address);
set_gdbarch_deprecated_frame_locals_address (gdbarch, mcore_frame_locals_address);
set_gdbarch_deprecated_pop_frame (gdbarch, mcore_pop_frame);