#include "defs.h"
#include "frame.h"
#include "inferior.h"
#include "obstack.h"
#include "target.h"
#include "value.h"
#include "bfd.h"
#include "gdb_string.h"
#include "gdbcore.h"
#include "symfile.h"
#include "regcache.h"
#include "arch-utils.h"
#define D0_REGNUM 0
#define D2_REGNUM 2
#define D3_REGNUM 3
#define A0_REGNUM 4
#define A2_REGNUM 6
#define A3_REGNUM 7
#define MDR_REGNUM 10
#define PSW_REGNUM 11
#define LIR_REGNUM 12
#define LAR_REGNUM 13
#define MDRQ_REGNUM 14
#define E0_REGNUM 15
#define MCRH_REGNUM 26
#define MCRL_REGNUM 27
#define MCVF_REGNUM 28
enum movm_register_bits {
movm_exother_bit = 0x01,
movm_exreg1_bit = 0x02,
movm_exreg0_bit = 0x04,
movm_other_bit = 0x08,
movm_a3_bit = 0x10,
movm_a2_bit = 0x20,
movm_d3_bit = 0x40,
movm_d2_bit = 0x80
};
extern void _initialize_mn10300_tdep (void);
static CORE_ADDR mn10300_analyze_prologue (struct frame_info *fi,
CORE_ADDR pc);
struct gdbarch_tdep
{
int am33_mode;
#define AM33_MODE (gdbarch_tdep (current_gdbarch)->am33_mode)
};
struct frame_extra_info
{
int status;
int stack_size;
};
static char *
register_name (int reg, char **regs, long sizeof_regs)
{
if (reg < 0 || reg >= sizeof_regs / sizeof (regs[0]))
return NULL;
else
return regs[reg];
}
static char *
mn10300_generic_register_name (int reg)
{
static char *regs[] =
{ "d0", "d1", "d2", "d3", "a0", "a1", "a2", "a3",
"sp", "pc", "mdr", "psw", "lir", "lar", "", "",
"", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "fp"
};
return register_name (reg, regs, sizeof regs);
}
static char *
am33_register_name (int reg)
{
static char *regs[] =
{ "d0", "d1", "d2", "d3", "a0", "a1", "a2", "a3",
"sp", "pc", "mdr", "psw", "lir", "lar", "",
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
"ssp", "msp", "usp", "mcrh", "mcrl", "mcvf", "", "", ""
};
return register_name (reg, regs, sizeof regs);
}
static CORE_ADDR
mn10300_saved_pc_after_call (struct frame_info *fi)
{
return read_memory_integer (read_register (SP_REGNUM), 4);
}
static void
mn10300_extract_return_value (struct type *type, char *regbuf, char *valbuf)
{
if (TYPE_CODE (type) == TYPE_CODE_PTR)
memcpy (valbuf, regbuf + REGISTER_BYTE (4), TYPE_LENGTH (type));
else
memcpy (valbuf, regbuf + REGISTER_BYTE (0), TYPE_LENGTH (type));
}
static CORE_ADDR
mn10300_extract_struct_value_address (char *regbuf)
{
return extract_address (regbuf + REGISTER_BYTE (4),
REGISTER_RAW_SIZE (4));
}
static void
mn10300_store_return_value (struct type *type, char *valbuf)
{
if (TYPE_CODE (type) == TYPE_CODE_PTR)
write_register_bytes (REGISTER_BYTE (4), valbuf, TYPE_LENGTH (type));
else
write_register_bytes (REGISTER_BYTE (0), valbuf, TYPE_LENGTH (type));
}
static struct frame_info *analyze_dummy_frame (CORE_ADDR, CORE_ADDR);
static struct frame_info *
analyze_dummy_frame (CORE_ADDR pc, CORE_ADDR frame)
{
static struct frame_info *dummy = NULL;
if (dummy == NULL)
{
dummy = xmalloc (sizeof (struct frame_info));
dummy->saved_regs = xmalloc (SIZEOF_FRAME_SAVED_REGS);
dummy->extra_info = xmalloc (sizeof (struct frame_extra_info));
}
dummy->next = NULL;
dummy->prev = NULL;
dummy->pc = pc;
dummy->frame = frame;
dummy->extra_info->status = 0;
dummy->extra_info->stack_size = 0;
memset (dummy->saved_regs, '\000', SIZEOF_FRAME_SAVED_REGS);
mn10300_analyze_prologue (dummy, 0);
return dummy;
}
#define MY_FRAME_IN_SP 0x1
#define MY_FRAME_IN_FP 0x2
#define NO_MORE_FRAMES 0x4
static int
mn10300_use_struct_convention (int gcc_p, struct type *type)
{
return (TYPE_NFIELDS (type) > 1 || TYPE_LENGTH (type) > 8);
}
static unsigned char *
mn10300_breakpoint_from_pc (CORE_ADDR *bp_addr, int *bp_size)
{
static char breakpoint[] =
{0xff};
*bp_size = 1;
return breakpoint;
}
static void
fix_frame_pointer (struct frame_info *fi, int stack_size)
{
if (fi && fi->next == NULL)
{
if (fi->extra_info->status & MY_FRAME_IN_SP)
fi->frame = read_sp () - stack_size;
else if (fi->extra_info->status & MY_FRAME_IN_FP)
fi->frame = read_register (A3_REGNUM);
}
}
static void
set_movm_offsets (struct frame_info *fi, int movm_args)
{
int offset = 0;
if (fi == NULL || movm_args == 0)
return;
if (movm_args & movm_other_bit)
{
fi->saved_regs[LAR_REGNUM] = fi->frame + offset + 4;
fi->saved_regs[LIR_REGNUM] = fi->frame + offset + 8;
fi->saved_regs[MDR_REGNUM] = fi->frame + offset + 12;
fi->saved_regs[A0_REGNUM + 1] = fi->frame + offset + 16;
fi->saved_regs[A0_REGNUM] = fi->frame + offset + 20;
fi->saved_regs[D0_REGNUM + 1] = fi->frame + offset + 24;
fi->saved_regs[D0_REGNUM] = fi->frame + offset + 28;
offset += 32;
}
if (movm_args & movm_a3_bit)
{
fi->saved_regs[A3_REGNUM] = fi->frame + offset;
offset += 4;
}
if (movm_args & movm_a2_bit)
{
fi->saved_regs[A2_REGNUM] = fi->frame + offset;
offset += 4;
}
if (movm_args & movm_d3_bit)
{
fi->saved_regs[D3_REGNUM] = fi->frame + offset;
offset += 4;
}
if (movm_args & movm_d2_bit)
{
fi->saved_regs[D2_REGNUM] = fi->frame + offset;
offset += 4;
}
if (AM33_MODE)
{
if (movm_args & movm_exother_bit)
{
fi->saved_regs[MCVF_REGNUM] = fi->frame + offset;
fi->saved_regs[MCRL_REGNUM] = fi->frame + offset + 4;
fi->saved_regs[MCRH_REGNUM] = fi->frame + offset + 8;
fi->saved_regs[MDRQ_REGNUM] = fi->frame + offset + 12;
fi->saved_regs[E0_REGNUM + 1] = fi->frame + offset + 16;
fi->saved_regs[E0_REGNUM + 0] = fi->frame + offset + 20;
offset += 24;
}
if (movm_args & movm_exreg1_bit)
{
fi->saved_regs[E0_REGNUM + 7] = fi->frame + offset;
fi->saved_regs[E0_REGNUM + 6] = fi->frame + offset + 4;
fi->saved_regs[E0_REGNUM + 5] = fi->frame + offset + 8;
fi->saved_regs[E0_REGNUM + 4] = fi->frame + offset + 12;
offset += 16;
}
if (movm_args & movm_exreg0_bit)
{
fi->saved_regs[E0_REGNUM + 3] = fi->frame + offset;
fi->saved_regs[E0_REGNUM + 2] = fi->frame + offset + 4;
offset += 8;
}
}
}
static CORE_ADDR
mn10300_analyze_prologue (struct frame_info *fi, CORE_ADDR pc)
{
CORE_ADDR func_addr, func_end, addr, stop;
CORE_ADDR stack_size;
int imm_size;
unsigned char buf[4];
int status, movm_args = 0;
char *name;
pc = (fi ? fi->pc : pc);
status = find_pc_partial_function (pc, &name, &func_addr, &func_end);
if (status == 0)
{
return pc;
}
if (strcmp (name, "start") == 0)
{
if (fi != NULL)
fi->extra_info->status = NO_MORE_FRAMES;
return pc;
}
if (fi)
fi->extra_info->status = MY_FRAME_IN_SP;
status = read_memory_nobpt (pc, buf, 2);
if (status != 0)
return pc;
if (fi && buf[0] == 0xf0 && buf[1] == 0xfc)
{
if (fi->next == NULL)
fi->frame = read_sp ();
return fi->pc;
}
if (fi && fi->pc == func_addr)
{
if (fi->next == NULL)
fi->frame = read_sp ();
return fi->pc;
}
stop = fi ? fi->pc : func_end;
stop = stop > func_end ? func_end : stop;
addr = func_addr;
status = read_memory_nobpt (addr, buf, 2);
if (status != 0)
{
fix_frame_pointer (fi, 0);
return addr;
}
if (buf[0] == 0xf2 && (buf[1] & 0xf3) == 0xf0)
{
if (fi)
fi->extra_info->status = NO_MORE_FRAMES;
return addr;
}
if (buf[0] == 0xcf)
{
status = read_memory_nobpt (addr + 1, buf, 1);
movm_args = *buf;
addr += 2;
if (addr >= stop)
{
if (fi && fi->next == NULL)
fi->frame = read_sp ();
set_movm_offsets (fi, movm_args);
return addr;
}
status = read_memory_nobpt (addr, buf, 2);
if (status != 0)
{
if (fi && fi->next == NULL)
fi->frame = read_sp ();
set_movm_offsets (fi, movm_args);
return addr;
}
}
if (buf[0] == 0x3f)
{
addr += 1;
if (fi)
{
fi->extra_info->status |= MY_FRAME_IN_FP;
fi->extra_info->status &= ~MY_FRAME_IN_SP;
}
if (addr >= stop)
{
fix_frame_pointer (fi, 0);
set_movm_offsets (fi, movm_args);
return addr;
}
status = read_memory_nobpt (addr, buf, 2);
if (status != 0)
{
fix_frame_pointer (fi, 0);
set_movm_offsets (fi, movm_args);
return addr;
}
}
status = read_memory_nobpt (addr, buf, 2);
if (status != 0)
{
fix_frame_pointer (fi, 0);
set_movm_offsets (fi, movm_args);
return addr;
}
imm_size = 0;
if (buf[0] == 0xf8 && buf[1] == 0xfe)
imm_size = 1;
else if (buf[0] == 0xfa && buf[1] == 0xfe)
imm_size = 2;
else if (buf[0] == 0xfc && buf[1] == 0xfe)
imm_size = 4;
if (imm_size != 0)
{
status = read_memory_nobpt (addr + 2, buf, imm_size);
if (status != 0)
{
fix_frame_pointer (fi, 0);
set_movm_offsets (fi, movm_args);
return addr;
}
stack_size = extract_signed_integer (buf, imm_size);
if (fi)
fi->extra_info->stack_size = stack_size;
addr += 2 + imm_size;
fix_frame_pointer (fi, stack_size);
set_movm_offsets (fi, movm_args);
return addr;
}
fix_frame_pointer (fi, 0);
set_movm_offsets (fi, movm_args);
return addr;
}
static int
saved_regs_size (struct frame_info *fi)
{
int adjust = 0;
int i;
for (i = 0; i < NUM_REGS; i++)
if (fi->saved_regs[i])
adjust += 4;
if (fi->saved_regs[LIR_REGNUM])
adjust += 4;
return adjust;
}
static CORE_ADDR
mn10300_frame_chain (struct frame_info *fi)
{
struct frame_info *dummy;
if (fi->extra_info->status == 0)
mn10300_analyze_prologue (fi, (CORE_ADDR) 0);
if (fi->extra_info->status & NO_MORE_FRAMES)
return 0;
dummy = analyze_dummy_frame (FRAME_SAVED_PC (fi), fi->frame);
if (dummy->extra_info->status & MY_FRAME_IN_FP)
{
if (fi->saved_regs[A3_REGNUM])
return (read_memory_integer (fi->saved_regs[A3_REGNUM], REGISTER_SIZE));
else
return read_register (A3_REGNUM);
}
else
{
int adjust = saved_regs_size (fi);
return fi->frame + adjust + -dummy->extra_info->stack_size;
}
}
static CORE_ADDR
mn10300_skip_prologue (CORE_ADDR pc)
{
return mn10300_analyze_prologue (NULL, pc);
}
static void
mn10300_pop_frame_regular (struct frame_info *frame)
{
int regnum;
write_register (PC_REGNUM, FRAME_SAVED_PC (frame));
for (regnum = 0; regnum < NUM_REGS; regnum++)
if (frame->saved_regs[regnum] != 0)
{
ULONGEST value;
value = read_memory_unsigned_integer (frame->saved_regs[regnum],
REGISTER_RAW_SIZE (regnum));
write_register (regnum, value);
}
write_register (SP_REGNUM, FRAME_FP (frame));
}
static void
mn10300_pop_frame (void)
{
generic_pop_current_frame (mn10300_pop_frame_regular);
flush_cached_frames ();
}
static CORE_ADDR
mn10300_push_arguments (int nargs, struct value **args, CORE_ADDR sp,
int struct_return, CORE_ADDR struct_addr)
{
int argnum = 0;
int len = 0;
int stack_offset = 0;
int regsused = struct_return ? 1 : 0;
sp &= ~3;
for (argnum = 0; argnum < nargs; argnum++)
{
int arg_length = (TYPE_LENGTH (VALUE_TYPE (args[argnum])) + 3) & ~3;
while (regsused < 2 && arg_length > 0)
{
regsused++;
arg_length -= 4;
}
len += arg_length;
}
sp -= len;
regsused = struct_return ? 1 : 0;
for (argnum = 0; argnum < nargs; argnum++)
{
int len;
char *val;
if (TYPE_CODE (VALUE_TYPE (*args)) == TYPE_CODE_STRUCT
&& TYPE_LENGTH (VALUE_TYPE (*args)) > 8)
{
len = TYPE_LENGTH (VALUE_TYPE (*args));
val = (char *) VALUE_CONTENTS (*args);
}
else
{
len = TYPE_LENGTH (VALUE_TYPE (*args));
val = (char *) VALUE_CONTENTS (*args);
}
while (regsused < 2 && len > 0)
{
write_register (regsused, extract_unsigned_integer (val, 4));
val += 4;
len -= 4;
regsused++;
}
while (len > 0)
{
write_memory (sp + stack_offset, val, 4);
len -= 4;
val += 4;
stack_offset += 4;
}
args++;
}
sp -= 8;
return sp;
}
static CORE_ADDR
mn10300_push_return_address (CORE_ADDR pc, CORE_ADDR sp)
{
unsigned char buf[4];
store_unsigned_integer (buf, 4, CALL_DUMMY_ADDRESS ());
write_memory (sp - 4, buf, 4);
return sp - 4;
}
static void
mn10300_store_struct_return (CORE_ADDR addr, CORE_ADDR sp)
{
write_register (0, addr);
}
static CORE_ADDR
mn10300_frame_saved_pc (struct frame_info *fi)
{
int adjust = saved_regs_size (fi);
return (read_memory_integer (fi->frame + adjust, REGISTER_SIZE));
}
static void
mn10300_init_extra_frame_info (int fromleaf, struct frame_info *fi)
{
if (fi->next)
fi->pc = FRAME_SAVED_PC (fi->next);
frame_saved_regs_zalloc (fi);
fi->extra_info = (struct frame_extra_info *)
frame_obstack_alloc (sizeof (struct frame_extra_info));
fi->extra_info->status = 0;
fi->extra_info->stack_size = 0;
mn10300_analyze_prologue (fi, 0);
}
static void
mn10300_frame_init_saved_regs (struct frame_info *frame)
{
}
static void
mn10300_virtual_frame_pointer (CORE_ADDR pc,
int *reg,
LONGEST *offset)
{
struct frame_info *dummy = analyze_dummy_frame (pc, 0);
if (dummy->extra_info->status & MY_FRAME_IN_SP)
{
*reg = SP_REGNUM;
*offset = -(dummy->extra_info->stack_size);
}
else
{
*reg = A3_REGNUM;
*offset = 0;
}
}
static int
mn10300_reg_struct_has_addr (int gcc_p, struct type *type)
{
return (TYPE_LENGTH (type) > 8);
}
static struct type *
mn10300_register_virtual_type (int reg)
{
return builtin_type_int;
}
static int
mn10300_register_byte (int reg)
{
return (reg * 4);
}
static int
mn10300_register_virtual_size (int reg)
{
return 4;
}
static int
mn10300_register_raw_size (int reg)
{
return 4;
}
static int
mn10300_dwarf2_reg_to_regnum (int dwarf2)
{
static int dwarf2_to_gdb[] = {
0, 1, 2, 3, 4, 5, 6, 7, -1, 8,
15, 16, 17, 18, 19, 20, 21, 22
};
int gdb;
if (dwarf2 < 0
|| dwarf2 >= (sizeof (dwarf2_to_gdb) / sizeof (dwarf2_to_gdb[0]))
|| dwarf2_to_gdb[dwarf2] == -1)
internal_error (__FILE__, __LINE__,
"bogus register number in debug info: %d", dwarf2);
return dwarf2_to_gdb[dwarf2];
}
static void
mn10300_print_register (const char *name, int regnum, int reg_width)
{
char *raw_buffer = alloca (MAX_REGISTER_RAW_SIZE);
if (reg_width)
printf_filtered ("%*s: ", reg_width, name);
else
printf_filtered ("%s: ", name);
if (read_relative_register_raw_bytes (regnum, raw_buffer))
{
printf_filtered ("[invalid]");
return;
}
else
{
int byte;
if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
{
for (byte = REGISTER_RAW_SIZE (regnum) - REGISTER_VIRTUAL_SIZE (regnum);
byte < REGISTER_RAW_SIZE (regnum);
byte++)
printf_filtered ("%02x", (unsigned char) raw_buffer[byte]);
}
else
{
for (byte = REGISTER_VIRTUAL_SIZE (regnum) - 1;
byte >= 0;
byte--)
printf_filtered ("%02x", (unsigned char) raw_buffer[byte]);
}
}
}
static void
mn10300_do_registers_info (int regnum, int fpregs)
{
if (regnum >= 0)
{
const char *name = REGISTER_NAME (regnum);
if (name == NULL || name[0] == '\0')
error ("Not a valid register for the current processor type");
mn10300_print_register (name, regnum, 0);
printf_filtered ("\n");
}
else
{
int r;
int reg;
const int nr_in_row = 4;
const int reg_width = 4;
for (r = 0; r < NUM_REGS; r += nr_in_row)
{
int c;
int printing = 0;
int padding = 0;
for (c = r; c < r + nr_in_row; c++)
{
const char *name = REGISTER_NAME (c);
if (name != NULL && *name != '\0')
{
printing = 1;
while (padding > 0)
{
printf_filtered (" ");
padding--;
}
mn10300_print_register (name, c, reg_width);
printf_filtered (" ");
}
else
{
padding += (reg_width + 2 + 8 + 1);
}
}
if (printing)
printf_filtered ("\n");
}
}
}
static void
mn10300_dump_tdep (struct gdbarch *current_gdbarch, struct ui_file *file)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
fprintf_unfiltered (file, "mn10300_dump_tdep: am33_mode = %d\n",
tdep->am33_mode);
}
static struct gdbarch *
mn10300_gdbarch_init (struct gdbarch_info info,
struct gdbarch_list *arches)
{
static LONGEST mn10300_call_dummy_words[] = { 0 };
struct gdbarch *gdbarch;
struct gdbarch_tdep *tdep = NULL;
int am33_mode;
gdbarch_register_name_ftype *register_name;
int mach;
int num_regs;
arches = gdbarch_list_lookup_by_info (arches, &info);
if (arches != NULL)
return arches->gdbarch;
tdep = xmalloc (sizeof (struct gdbarch_tdep));
gdbarch = gdbarch_alloc (&info, tdep);
if (info.bfd_arch_info != NULL
&& info.bfd_arch_info->arch == bfd_arch_mn10300)
mach = info.bfd_arch_info->mach;
else
mach = 0;
switch (mach)
{
case 0:
case bfd_mach_mn10300:
am33_mode = 0;
register_name = mn10300_generic_register_name;
num_regs = 32;
break;
case bfd_mach_am33:
am33_mode = 1;
register_name = am33_register_name;
num_regs = 32;
break;
default:
internal_error (__FILE__, __LINE__,
"mn10300_gdbarch_init: Unknown mn10300 variant");
return NULL;
}
set_gdbarch_num_regs (gdbarch, num_regs);
set_gdbarch_register_name (gdbarch, register_name);
set_gdbarch_register_size (gdbarch, 4);
set_gdbarch_register_bytes (gdbarch,
num_regs * gdbarch_register_size (gdbarch));
set_gdbarch_max_register_raw_size (gdbarch, 4);
set_gdbarch_register_raw_size (gdbarch, mn10300_register_raw_size);
set_gdbarch_register_byte (gdbarch, mn10300_register_byte);
set_gdbarch_max_register_virtual_size (gdbarch, 4);
set_gdbarch_register_virtual_size (gdbarch, mn10300_register_virtual_size);
set_gdbarch_register_virtual_type (gdbarch, mn10300_register_virtual_type);
set_gdbarch_dwarf2_reg_to_regnum (gdbarch, mn10300_dwarf2_reg_to_regnum);
set_gdbarch_do_registers_info (gdbarch, mn10300_do_registers_info);
set_gdbarch_sp_regnum (gdbarch, 8);
set_gdbarch_pc_regnum (gdbarch, 9);
set_gdbarch_fp_regnum (gdbarch, 31);
set_gdbarch_virtual_frame_pointer (gdbarch, mn10300_virtual_frame_pointer);
set_gdbarch_breakpoint_from_pc (gdbarch, mn10300_breakpoint_from_pc);
set_gdbarch_function_start_offset (gdbarch, 0);
set_gdbarch_decr_pc_after_break (gdbarch, 0);
set_gdbarch_get_saved_register (gdbarch, generic_get_saved_register);
set_gdbarch_frame_chain_valid (gdbarch, generic_file_frame_chain_valid);
set_gdbarch_inner_than (gdbarch, core_addr_lessthan);
set_gdbarch_frame_chain_valid (gdbarch, generic_file_frame_chain_valid);
set_gdbarch_saved_pc_after_call (gdbarch, mn10300_saved_pc_after_call);
set_gdbarch_init_extra_frame_info (gdbarch, mn10300_init_extra_frame_info);
set_gdbarch_init_frame_pc (gdbarch, init_frame_pc_noop);
set_gdbarch_frame_init_saved_regs (gdbarch, mn10300_frame_init_saved_regs);
set_gdbarch_frame_chain (gdbarch, mn10300_frame_chain);
set_gdbarch_frame_saved_pc (gdbarch, mn10300_frame_saved_pc);
set_gdbarch_extract_return_value (gdbarch, mn10300_extract_return_value);
set_gdbarch_extract_struct_value_address
(gdbarch, mn10300_extract_struct_value_address);
set_gdbarch_store_return_value (gdbarch, mn10300_store_return_value);
set_gdbarch_store_struct_return (gdbarch, mn10300_store_struct_return);
set_gdbarch_pop_frame (gdbarch, mn10300_pop_frame);
set_gdbarch_skip_prologue (gdbarch, mn10300_skip_prologue);
set_gdbarch_frame_args_skip (gdbarch, 0);
set_gdbarch_frame_args_address (gdbarch, default_frame_address);
set_gdbarch_frame_locals_address (gdbarch, default_frame_address);
set_gdbarch_frame_num_args (gdbarch, frame_num_args_unknown);
set_gdbarch_read_fp (gdbarch, generic_target_read_sp);
set_gdbarch_call_dummy_p (gdbarch, 1);
set_gdbarch_call_dummy_breakpoint_offset_p (gdbarch, 1);
set_gdbarch_call_dummy_breakpoint_offset (gdbarch, 0);
set_gdbarch_call_dummy_stack_adjust_p (gdbarch, 0);
set_gdbarch_call_dummy_location (gdbarch, AT_ENTRY_POINT);
set_gdbarch_call_dummy_address (gdbarch, entry_point_address);
set_gdbarch_call_dummy_words (gdbarch, mn10300_call_dummy_words);
set_gdbarch_sizeof_call_dummy_words (gdbarch,
sizeof (mn10300_call_dummy_words));
set_gdbarch_call_dummy_length (gdbarch, 0);
set_gdbarch_fix_call_dummy (gdbarch, generic_fix_call_dummy);
set_gdbarch_call_dummy_start_offset (gdbarch, 0);
set_gdbarch_pc_in_call_dummy (gdbarch, pc_in_call_dummy_at_entry_point);
set_gdbarch_use_generic_dummy_frames (gdbarch, 1);
set_gdbarch_push_dummy_frame (gdbarch, generic_push_dummy_frame);
set_gdbarch_push_arguments (gdbarch, mn10300_push_arguments);
set_gdbarch_reg_struct_has_addr (gdbarch, mn10300_reg_struct_has_addr);
set_gdbarch_push_return_address (gdbarch, mn10300_push_return_address);
set_gdbarch_save_dummy_frame_tos (gdbarch, generic_save_dummy_frame_tos);
set_gdbarch_use_struct_convention (gdbarch, mn10300_use_struct_convention);
tdep->am33_mode = am33_mode;
return gdbarch;
}
void
_initialize_mn10300_tdep (void)
{
tm_print_insn = print_insn_mn10300;
register_gdbarch_init (bfd_arch_mn10300, mn10300_gdbarch_init);
}