/* Target-dependent code for the NEC V850 for GDB, the GNU debugger.
- Copyright 1996, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+ Copyright 1996, 1998, 1999, 2000, 2001, 2002, 2003
+ Free Software Foundation, Inc.
This file is part of GDB.
v850e_reg_names, bfd_mach_v850e
}
,
- {
- v850e_reg_names, bfd_mach_v850ea
- }
- ,
{
NULL, 0
}
v850_find_callers_reg (struct frame_info *fi, int regnum)
{
for (; fi; fi = fi->next)
- if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
- return deprecated_read_register_dummy (fi->pc, fi->frame, regnum);
- else if (fi->saved_regs[regnum] != 0)
- return read_memory_unsigned_integer (fi->saved_regs[regnum],
+ if (DEPRECATED_PC_IN_CALL_DUMMY (get_frame_pc (fi), fi->frame, fi->frame))
+ return deprecated_read_register_dummy (get_frame_pc (fi), fi->frame, regnum);
+ else if (get_frame_saved_regs (fi)[regnum] != 0)
+ return read_memory_unsigned_integer (get_frame_saved_regs (fi)[regnum],
v850_register_raw_size (regnum));
return read_register (regnum);
callers_pc = FRAME_SAVED_PC (fi);
/* If caller is a call-dummy, then our FP bears no relation to his FP! */
fp = v850_find_callers_reg (fi, E_FP_RAW_REGNUM);
- if (PC_IN_CALL_DUMMY (callers_pc, fp, fp))
+ if (DEPRECATED_PC_IN_CALL_DUMMY (callers_pc, fp, fp))
return fp; /* caller is call-dummy: return oldest value of FP */
/* Caller is NOT a call-dummy, so everything else should just work.
struct frame_info *frame = get_current_frame ();
int regnum;
- if (PC_IN_CALL_DUMMY (frame->pc, frame->frame, frame->frame))
+ if (DEPRECATED_PC_IN_CALL_DUMMY (get_frame_pc (frame), frame->frame, frame->frame))
generic_pop_dummy_frame ();
else
{
write_register (E_PC_REGNUM, FRAME_SAVED_PC (frame));
for (regnum = 0; regnum < E_NUM_REGS; regnum++)
- if (frame->saved_regs[regnum] != 0)
+ if (get_frame_saved_regs (frame)[regnum] != 0)
write_register (regnum,
- read_memory_unsigned_integer (frame->saved_regs[regnum],
+ read_memory_unsigned_integer (get_frame_saved_regs (frame)[regnum],
v850_register_raw_size (regnum)));
- write_register (E_SP_REGNUM, FRAME_FP (frame));
+ write_register (E_SP_REGNUM, get_frame_base (frame));
}
flush_cached_frames ();
CORE_ADDR
v850_frame_saved_pc (struct frame_info *fi)
{
- if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
- return deprecated_read_register_dummy (fi->pc, fi->frame, E_PC_REGNUM);
+ if (DEPRECATED_PC_IN_CALL_DUMMY (get_frame_pc (fi), fi->frame, fi->frame))
+ return deprecated_read_register_dummy (get_frame_pc (fi), fi->frame, E_PC_REGNUM);
else
return v850_find_callers_reg (fi, E_RP_REGNUM);
}
CORE_ADDR return_buffer;
if (!v850_use_struct_convention (0, type))
- write_register_bytes (REGISTER_BYTE (E_V0_REGNUM), valbuf,
- TYPE_LENGTH (type));
+ deprecated_write_register_bytes (REGISTER_BYTE (E_V0_REGNUM), valbuf,
+ TYPE_LENGTH (type));
else
{
return_buffer = read_register (E_V0_REGNUM);
struct pifsr pifsrs[E_NUM_REGS + 1], *pifsr;
CORE_ADDR func_addr, func_end;
- if (!fi->saved_regs)
+ if (!get_frame_saved_regs (fi))
{
frame_saved_regs_zalloc (fi);
/* The call dummy doesn't save any registers on the stack, so we
can return now. */
- if (PC_IN_CALL_DUMMY (fi->pc, fi->frame, fi->frame))
+ if (DEPRECATED_PC_IN_CALL_DUMMY (get_frame_pc (fi), fi->frame, fi->frame))
return;
/* Find the beginning of this function, so we can analyze its
prologue. */
- if (find_pc_partial_function (fi->pc, NULL, &func_addr, &func_end))
+ if (find_pc_partial_function (get_frame_pc (fi), NULL, &func_addr, &func_end))
{
pi.pifsrs = pifsrs;
- v850_scan_prologue (fi->pc, &pi);
+ v850_scan_prologue (get_frame_pc (fi), &pi);
if (!fi->next && pi.framereg == E_SP_REGNUM)
- fi->frame = read_register (pi.framereg) - pi.frameoffset;
+ deprecated_update_frame_base_hack (fi, read_register (pi.framereg) - pi.frameoffset);
for (pifsr = pifsrs; pifsr->framereg; pifsr++)
{
- fi->saved_regs[pifsr->reg] = pifsr->offset + fi->frame;
+ get_frame_saved_regs (fi)[pifsr->reg] = pifsr->offset + fi->frame;
if (pifsr->framereg == E_SP_REGNUM)
- fi->saved_regs[pifsr->reg] += pi.frameoffset;
+ get_frame_saved_regs (fi)[pifsr->reg] += pi.frameoffset;
}
}
/* Else we're out of luck (can't debug completely stripped code).
registers. Most of the work is done in scan_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 (since that is derived from v850_frame_chain ()).
struct prologue_info pi;
if (fi->next)
- fi->pc = FRAME_SAVED_PC (fi->next);
+ deprecated_update_frame_pc_hack (fi, FRAME_SAVED_PC (fi->next));
v850_frame_init_saved_regs (fi);
}
gdbarch = gdbarch_alloc (&info, 0);
+ /* NOTE: cagney/2002-12-06: This can be deleted when this arch is
+ ready to unwind the PC first (see frame.c:get_prev_frame()). */
+ set_gdbarch_deprecated_init_frame_pc (gdbarch, init_frame_pc_default);
+
for (i = 0; v850_processor_type_table[i].regnames != NULL; i++)
{
if (v850_processor_type_table[i].mach == info.bfd_arch_info->mach)
set_gdbarch_init_extra_frame_info (gdbarch, v850_init_extra_frame_info);
set_gdbarch_frame_init_saved_regs (gdbarch, v850_frame_init_saved_regs);
set_gdbarch_frame_chain (gdbarch, v850_frame_chain);
- set_gdbarch_get_saved_register (gdbarch, generic_unwind_get_saved_register);
set_gdbarch_saved_pc_after_call (gdbarch, v850_saved_pc_after_call);
set_gdbarch_frame_saved_pc (gdbarch, v850_frame_saved_pc);
set_gdbarch_skip_prologue (gdbarch, v850_skip_prologue);
set_gdbarch_frame_chain_valid (gdbarch, generic_file_frame_chain_valid);
- set_gdbarch_frame_args_address (gdbarch, default_frame_address);
- set_gdbarch_frame_locals_address (gdbarch, default_frame_address);
/*
* Miscelany
set_gdbarch_frame_args_skip (gdbarch, 0);
/* OK to default this value to 'unknown'. */
set_gdbarch_frame_num_args (gdbarch, frame_num_args_unknown);
- /* W/o prototype, coerce float args to double. */
- set_gdbarch_coerce_float_to_double (gdbarch, standard_coerce_float_to_double);
/*
* Call Dummies
*
* These values and methods are used when gdb calls a target function. */
- set_gdbarch_use_generic_dummy_frames (gdbarch, 1);
set_gdbarch_push_dummy_frame (gdbarch, generic_push_dummy_frame);
set_gdbarch_push_return_address (gdbarch, v850_push_return_address);
set_gdbarch_deprecated_extract_return_value (gdbarch, v850_extract_return_value);
set_gdbarch_deprecated_store_return_value (gdbarch, v850_store_return_value);
set_gdbarch_deprecated_extract_struct_value_address (gdbarch, v850_extract_struct_value_address);
set_gdbarch_use_struct_convention (gdbarch, v850_use_struct_convention);
- set_gdbarch_call_dummy_location (gdbarch, AT_ENTRY_POINT);
set_gdbarch_call_dummy_address (gdbarch, entry_point_address);
set_gdbarch_call_dummy_start_offset (gdbarch, 0);
set_gdbarch_call_dummy_breakpoint_offset (gdbarch, 0);
set_gdbarch_call_dummy_breakpoint_offset_p (gdbarch, 1);
set_gdbarch_call_dummy_length (gdbarch, 0);
- set_gdbarch_pc_in_call_dummy (gdbarch, generic_pc_in_call_dummy);
set_gdbarch_call_dummy_p (gdbarch, 1);
set_gdbarch_call_dummy_words (gdbarch, call_dummy_nil);
set_gdbarch_sizeof_call_dummy_words (gdbarch, 0);
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