/* Target-dependent code for the Matsushita MN10300 for GDB, the GNU debugger.
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Free Software
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software
Foundation, Inc.
This file is part of GDB.
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));
+ struct frame_extra_info *extra_info;
+ CORE_ADDR *saved_regs;
+ dummy = deprecated_frame_xmalloc ();
+ saved_regs = xmalloc (SIZEOF_FRAME_SAVED_REGS);
+ deprecated_set_frame_saved_regs_hack (dummy, saved_regs);
+ extra_info = XMALLOC (struct frame_extra_info);
+ deprecated_set_frame_extra_info_hack (dummy, 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);
+ deprecated_set_frame_next_hack (dummy, NULL);
+ deprecated_set_frame_prev_hack (dummy, NULL);
+ deprecated_update_frame_pc_hack (dummy, pc);
+ deprecated_update_frame_base_hack (dummy, frame);
+ get_frame_extra_info (dummy)->status = 0;
+ get_frame_extra_info (dummy)->stack_size = 0;
+ memset (get_frame_saved_regs (dummy), '\000', SIZEOF_FRAME_SAVED_REGS);
mn10300_analyze_prologue (dummy, 0);
return dummy;
}
static void
fix_frame_pointer (struct frame_info *fi, int stack_size)
{
- if (fi && fi->next == NULL)
+ if (fi && get_next_frame (fi) == 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);
+ if (get_frame_extra_info (fi)->status & MY_FRAME_IN_SP)
+ deprecated_update_frame_base_hack (fi, read_sp () - stack_size);
+ else if (get_frame_extra_info (fi)->status & MY_FRAME_IN_FP)
+ deprecated_update_frame_base_hack (fi, read_register (A3_REGNUM));
}
}
/* The `other' bit leaves a blank area of four bytes at the
beginning of its block of saved registers, making it 32 bytes
long in total. */
- 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;
+ get_frame_saved_regs (fi)[LAR_REGNUM] = get_frame_base (fi) + offset + 4;
+ get_frame_saved_regs (fi)[LIR_REGNUM] = get_frame_base (fi) + offset + 8;
+ get_frame_saved_regs (fi)[MDR_REGNUM] = get_frame_base (fi) + offset + 12;
+ get_frame_saved_regs (fi)[A0_REGNUM + 1] = get_frame_base (fi) + offset + 16;
+ get_frame_saved_regs (fi)[A0_REGNUM] = get_frame_base (fi) + offset + 20;
+ get_frame_saved_regs (fi)[D0_REGNUM + 1] = get_frame_base (fi) + offset + 24;
+ get_frame_saved_regs (fi)[D0_REGNUM] = get_frame_base (fi) + offset + 28;
offset += 32;
}
if (movm_args & movm_a3_bit)
{
- fi->saved_regs[A3_REGNUM] = fi->frame + offset;
+ get_frame_saved_regs (fi)[A3_REGNUM] = get_frame_base (fi) + offset;
offset += 4;
}
if (movm_args & movm_a2_bit)
{
- fi->saved_regs[A2_REGNUM] = fi->frame + offset;
+ get_frame_saved_regs (fi)[A2_REGNUM] = get_frame_base (fi) + offset;
offset += 4;
}
if (movm_args & movm_d3_bit)
{
- fi->saved_regs[D3_REGNUM] = fi->frame + offset;
+ get_frame_saved_regs (fi)[D3_REGNUM] = get_frame_base (fi) + offset;
offset += 4;
}
if (movm_args & movm_d2_bit)
{
- fi->saved_regs[D2_REGNUM] = fi->frame + offset;
+ get_frame_saved_regs (fi)[D2_REGNUM] = get_frame_base (fi) + 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;
+ get_frame_saved_regs (fi)[MCVF_REGNUM] = get_frame_base (fi) + offset;
+ get_frame_saved_regs (fi)[MCRL_REGNUM] = get_frame_base (fi) + offset + 4;
+ get_frame_saved_regs (fi)[MCRH_REGNUM] = get_frame_base (fi) + offset + 8;
+ get_frame_saved_regs (fi)[MDRQ_REGNUM] = get_frame_base (fi) + offset + 12;
+ get_frame_saved_regs (fi)[E0_REGNUM + 1] = get_frame_base (fi) + offset + 16;
+ get_frame_saved_regs (fi)[E0_REGNUM + 0] = get_frame_base (fi) + 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;
+ get_frame_saved_regs (fi)[E0_REGNUM + 7] = get_frame_base (fi) + offset;
+ get_frame_saved_regs (fi)[E0_REGNUM + 6] = get_frame_base (fi) + offset + 4;
+ get_frame_saved_regs (fi)[E0_REGNUM + 5] = get_frame_base (fi) + offset + 8;
+ get_frame_saved_regs (fi)[E0_REGNUM + 4] = get_frame_base (fi) + 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;
+ get_frame_saved_regs (fi)[E0_REGNUM + 3] = get_frame_base (fi) + offset;
+ get_frame_saved_regs (fi)[E0_REGNUM + 2] = get_frame_base (fi) + offset + 4;
offset += 8;
}
}
/* Use the PC in the frame if it's provided to look up the
start of this function. */
- pc = (fi ? fi->pc : pc);
+ pc = (fi ? get_frame_pc (fi) : pc);
/* Find the start of this function. */
status = find_pc_partial_function (pc, &name, &func_addr, &func_end);
if (strcmp (name, "start") == 0)
{
if (fi != NULL)
- fi->extra_info->status = NO_MORE_FRAMES;
+ get_frame_extra_info (fi)->status = NO_MORE_FRAMES;
return pc;
}
/* At the start of a function our frame is in the stack pointer. */
if (fi)
- fi->extra_info->status = MY_FRAME_IN_SP;
+ get_frame_extra_info (fi)->status = MY_FRAME_IN_SP;
/* Get the next two bytes into buf, we need two because rets is a two
byte insn and the first isn't enough to uniquely identify it. */
In this case fi->frame is bogus, we need to fix it. */
if (fi && buf[0] == 0xf0 && buf[1] == 0xfc)
{
- if (fi->next == NULL)
- fi->frame = read_sp ();
- return fi->pc;
+ if (get_next_frame (fi) == NULL)
+ deprecated_update_frame_base_hack (fi, read_sp ());
+ return get_frame_pc (fi);
}
/* Similarly if we're stopped on the first insn of a prologue as our
frame hasn't been allocated yet. */
- if (fi && fi->pc == func_addr)
+ if (fi && get_frame_pc (fi) == func_addr)
{
- if (fi->next == NULL)
- fi->frame = read_sp ();
- return fi->pc;
+ if (get_next_frame (fi) == NULL)
+ deprecated_update_frame_base_hack (fi, read_sp ());
+ return get_frame_pc (fi);
}
/* Figure out where to stop scanning. */
- stop = fi ? fi->pc : func_end;
+ stop = fi ? get_frame_pc (fi) : func_end;
/* Don't walk off the end of the function. */
stop = stop > func_end ? func_end : stop;
if (buf[0] == 0xf2 && (buf[1] & 0xf3) == 0xf0)
{
if (fi)
- fi->extra_info->status = NO_MORE_FRAMES;
+ get_frame_extra_info (fi)->status = NO_MORE_FRAMES;
return addr;
}
if (addr >= stop)
{
/* Fix fi->frame since it's bogus at this point. */
- if (fi && fi->next == NULL)
- fi->frame = read_sp ();
+ if (fi && get_next_frame (fi) == NULL)
+ deprecated_update_frame_base_hack (fi, read_sp ());
/* Note if/where callee saved registers were saved. */
set_movm_offsets (fi, movm_args);
if (status != 0)
{
/* Fix fi->frame since it's bogus at this point. */
- if (fi && fi->next == NULL)
- fi->frame = read_sp ();
+ if (fi && get_next_frame (fi) == NULL)
+ deprecated_update_frame_base_hack (fi, read_sp ());
/* Note if/where callee saved registers were saved. */
set_movm_offsets (fi, movm_args);
/* The frame pointer is now valid. */
if (fi)
{
- fi->extra_info->status |= MY_FRAME_IN_FP;
- fi->extra_info->status &= ~MY_FRAME_IN_SP;
+ get_frame_extra_info (fi)->status |= MY_FRAME_IN_FP;
+ get_frame_extra_info (fi)->status &= ~MY_FRAME_IN_SP;
}
/* Quit now if we're beyond the stop point. */
/* Note the size of the stack in the frame info structure. */
stack_size = extract_signed_integer (buf, imm_size);
if (fi)
- fi->extra_info->stack_size = stack_size;
+ get_frame_extra_info (fi)->stack_size = stack_size;
/* We just consumed 2 + imm_size bytes. */
addr += 2 + imm_size;
/* Reserve four bytes for every register saved. */
for (i = 0; i < NUM_REGS; i++)
- if (fi->saved_regs[i])
+ if (get_frame_saved_regs (fi)[i])
adjust += 4;
/* If we saved LIR, then it's most likely we used a `movm'
instruction with the `other' bit set, in which case the SP is
decremented by an extra four bytes, "to simplify calculation
of the transfer area", according to the processor manual. */
- if (fi->saved_regs[LIR_REGNUM])
+ if (get_frame_saved_regs (fi)[LIR_REGNUM])
adjust += 4;
return adjust;
struct frame_info *dummy;
/* Walk through the prologue to determine the stack size,
location of saved registers, end of the prologue, etc. */
- if (fi->extra_info->status == 0)
+ if (get_frame_extra_info (fi)->status == 0)
mn10300_analyze_prologue (fi, (CORE_ADDR) 0);
/* Quit now if mn10300_analyze_prologue set NO_MORE_FRAMES. */
- if (fi->extra_info->status & NO_MORE_FRAMES)
+ if (get_frame_extra_info (fi)->status & NO_MORE_FRAMES)
return 0;
/* Now that we've analyzed our prologue, determine the frame
/* The easiest way to get that info is to analyze our caller's frame.
So we set up a dummy frame and call mn10300_analyze_prologue to
find stuff for us. */
- dummy = analyze_dummy_frame (FRAME_SAVED_PC (fi), fi->frame);
+ dummy = analyze_dummy_frame (DEPRECATED_FRAME_SAVED_PC (fi), get_frame_base (fi));
- if (dummy->extra_info->status & MY_FRAME_IN_FP)
+ if (get_frame_extra_info (dummy)->status & MY_FRAME_IN_FP)
{
/* Our caller has a frame pointer. So find the frame in $a3 or
in the stack. */
- if (fi->saved_regs[A3_REGNUM])
- return (read_memory_integer (fi->saved_regs[A3_REGNUM], REGISTER_SIZE));
+ if (get_frame_saved_regs (fi)[A3_REGNUM])
+ return (read_memory_integer (get_frame_saved_regs (fi)[A3_REGNUM], REGISTER_SIZE));
else
return read_register (A3_REGNUM);
}
/* Our caller does not have a frame pointer. So his frame starts
at the base of our frame (fi->frame) + register save space
+ <his size>. */
- return fi->frame + adjust + -dummy->extra_info->stack_size;
+ return get_frame_base (fi) + adjust + -get_frame_extra_info (dummy)->stack_size;
}
}
{
int regnum;
- write_register (PC_REGNUM, FRAME_SAVED_PC (frame));
+ write_register (PC_REGNUM, DEPRECATED_FRAME_SAVED_PC (frame));
/* Restore any saved registers. */
for (regnum = 0; regnum < NUM_REGS; regnum++)
- if (frame->saved_regs[regnum] != 0)
+ if (get_frame_saved_regs (frame)[regnum] != 0)
{
ULONGEST value;
- value = read_memory_unsigned_integer (frame->saved_regs[regnum],
+ value = read_memory_unsigned_integer (get_frame_saved_regs (frame)[regnum],
REGISTER_RAW_SIZE (regnum));
write_register (regnum, value);
}
/* Actually cut back the stack. */
- write_register (SP_REGNUM, FRAME_FP (frame));
+ write_register (SP_REGNUM, get_frame_base (frame));
/* Don't we need to set the PC?!? XXX FIXME. */
}
{
int adjust = saved_regs_size (fi);
- return (read_memory_integer (fi->frame + adjust, REGISTER_SIZE));
+ return (read_memory_integer (get_frame_base (fi) + adjust, REGISTER_SIZE));
}
/* Function: mn10300_init_extra_frame_info
registers. Most of the work is done in mn10300_analyze_prologue().
Note that when we are called for the last frame (currently active frame),
- that fi->pc and fi->frame will already be setup. However, fi->frame will
+ that get_frame_pc (fi) and fi->frame will already be setup. However, fi->frame will
be valid only if this routine uses FP. For previous frames, fi-frame will
always be correct. mn10300_analyze_prologue will fix fi->frame if
it's not valid.
static void
mn10300_init_extra_frame_info (int fromleaf, struct frame_info *fi)
{
- if (fi->next)
- fi->pc = FRAME_SAVED_PC (fi->next);
+ if (get_next_frame (fi))
+ deprecated_update_frame_pc_hack (fi, DEPRECATED_FRAME_SAVED_PC (get_next_frame (fi)));
frame_saved_regs_zalloc (fi);
- fi->extra_info = (struct frame_extra_info *)
- frame_obstack_alloc (sizeof (struct frame_extra_info));
+ frame_extra_info_zalloc (fi, sizeof (struct frame_extra_info));
- fi->extra_info->status = 0;
- fi->extra_info->stack_size = 0;
+ get_frame_extra_info (fi)->status = 0;
+ get_frame_extra_info (fi)->stack_size = 0;
mn10300_analyze_prologue (fi, 0);
}
/* Set up a dummy frame_info, Analyze the prolog and fill in the
extra info. */
/* Results will tell us which type of frame it uses. */
- if (dummy->extra_info->status & MY_FRAME_IN_SP)
+ if (get_frame_extra_info (dummy)->status & MY_FRAME_IN_SP)
{
*reg = SP_REGNUM;
- *offset = -(dummy->extra_info->stack_size);
+ *offset = -(get_frame_extra_info (dummy)->stack_size);
}
else
{
printf_filtered ("%s: ", name);
/* Get the data */
- if (!frame_register_read (selected_frame, regnum, raw_buffer))
+ if (!frame_register_read (deprecated_selected_frame, regnum, raw_buffer))
{
printf_filtered ("[invalid]");
return;
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_deprecated_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_deprecated_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_decr_pc_after_break (gdbarch, 0);
/* Stack unwinding. */
- set_gdbarch_get_saved_register (gdbarch, generic_unwind_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_deprecated_init_extra_frame_info (gdbarch, mn10300_init_extra_frame_info);
+ set_gdbarch_deprecated_init_frame_pc (gdbarch, init_frame_pc_noop);
+ set_gdbarch_deprecated_frame_init_saved_regs (gdbarch, mn10300_frame_init_saved_regs);
+ set_gdbarch_deprecated_frame_chain (gdbarch, mn10300_frame_chain);
+ set_gdbarch_deprecated_frame_saved_pc (gdbarch, mn10300_frame_saved_pc);
set_gdbarch_deprecated_extract_return_value (gdbarch, mn10300_extract_return_value);
set_gdbarch_deprecated_extract_struct_value_address
(gdbarch, mn10300_extract_struct_value_address);
set_gdbarch_deprecated_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_deprecated_store_struct_return (gdbarch, mn10300_store_struct_return);
+ set_gdbarch_deprecated_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);
/* That's right, we're using the stack pointer as our frame pointer. */
set_gdbarch_read_fp (gdbarch, generic_target_read_sp);
/* Calling functions in the inferior from GDB. */
- 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_deprecated_pc_in_call_dummy (gdbarch, deprecated_pc_in_call_dummy_at_entry_point);
+ set_gdbarch_deprecated_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_deprecated_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;
+ /* Should be using push_dummy_call. */
+ set_gdbarch_deprecated_dummy_write_sp (gdbarch, generic_target_write_sp);
+
return gdbarch;
}
projects / thirdparty / binutils-gdb.git / blobdiff