/* Target-dependent code for the Renesas RX for GDB, the GNU debugger.
- Copyright (C) 2008-2017 Free Software Foundation, Inc.
+ Copyright (C) 2008-2019 Free Software Foundation, Inc.
Contributed by Red Hat, Inc.
if (tdep->rx_psw_type == NULL)
{
- tdep->rx_psw_type = arch_flags_type (gdbarch, "rx_psw_type", 4);
+ tdep->rx_psw_type = arch_flags_type (gdbarch, "rx_psw_type", 32);
append_flags_type_flag (tdep->rx_psw_type, 0, "C");
append_flags_type_flag (tdep->rx_psw_type, 1, "Z");
append_flags_type_flag (tdep->rx_psw_type, 2, "S");
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
- if (tdep->rx_psw_type == NULL)
+ if (tdep->rx_fpsw_type == NULL)
{
- tdep->rx_fpsw_type = arch_flags_type (gdbarch, "rx_fpsw_type", 4);
+ tdep->rx_fpsw_type = arch_flags_type (gdbarch, "rx_fpsw_type", 32);
append_flags_type_flag (tdep->rx_fpsw_type, 0, "RM0");
append_flags_type_flag (tdep->rx_fpsw_type, 1, "RM1");
append_flags_type_flag (tdep->rx_fpsw_type, 2, "CV");
static struct type *
rx_register_type (struct gdbarch *gdbarch, int reg_nr)
{
- struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
-
if (reg_nr == RX_PC_REGNUM)
return builtin_type (gdbarch)->builtin_func_ptr;
else if (reg_nr == RX_PSW_REGNUM || reg_nr == RX_BPSW_REGNUM)
/* Function for finding saved registers in a 'struct pv_area'; this
- function is passed to pv_area_scan.
+ function is passed to pv_area::scan.
If VALUE is a saved register, ADDR says it was saved at a constant
offset from the frame base, and SIZE indicates that the whole
CORE_ADDR pc, next_pc;
int rn;
pv_t reg[RX_NUM_REGS];
- struct pv_area *stack;
- struct cleanup *back_to;
CORE_ADDR after_last_frame_setup_insn = start_pc;
memset (result, 0, sizeof (*result));
result->reg_offset[rn] = 1;
}
- stack = make_pv_area (RX_SP_REGNUM, gdbarch_addr_bit (target_gdbarch ()));
- back_to = make_cleanup_free_pv_area (stack);
+ pv_area stack (RX_SP_REGNUM, gdbarch_addr_bit (target_gdbarch ()));
if (frame_type == RX_FRAME_TYPE_FAST_INTERRUPT)
{
if (frame_type == RX_FRAME_TYPE_EXCEPTION)
{
reg[RX_SP_REGNUM] = pv_add_constant (reg[RX_SP_REGNUM], -4);
- pv_area_store (stack, reg[RX_SP_REGNUM], 4, reg[RX_PSW_REGNUM]);
+ stack.store (reg[RX_SP_REGNUM], 4, reg[RX_PSW_REGNUM]);
}
/* The call instruction (or an exception/interrupt) has saved the return
address on the stack. */
reg[RX_SP_REGNUM] = pv_add_constant (reg[RX_SP_REGNUM], -4);
- pv_area_store (stack, reg[RX_SP_REGNUM], 4, reg[RX_PC_REGNUM]);
+ stack.store (reg[RX_SP_REGNUM], 4, reg[RX_PC_REGNUM]);
}
for (r = r2; r >= r1; r--)
{
reg[RX_SP_REGNUM] = pv_add_constant (reg[RX_SP_REGNUM], -4);
- pv_area_store (stack, reg[RX_SP_REGNUM], 4, reg[r]);
+ stack.store (reg[RX_SP_REGNUM], 4, reg[r]);
}
after_last_frame_setup_insn = next_pc;
}
rsrc = opc.op[1].reg;
reg[RX_SP_REGNUM] = pv_add_constant (reg[RX_SP_REGNUM], -4);
- pv_area_store (stack, reg[RX_SP_REGNUM], 4, reg[rsrc]);
+ stack.store (reg[RX_SP_REGNUM], 4, reg[rsrc]);
after_last_frame_setup_insn = next_pc;
}
else if (opc.id == RXO_add /* add #const, rsrc, rdst */
}
/* Record where all the registers were saved. */
- pv_area_scan (stack, check_for_saved, (void *) result);
+ stack.scan (check_for_saved, (void *) result);
result->prologue_end = after_last_frame_setup_insn;
-
- do_cleanups (back_to);
}
rx_exception_sniffer
};
-/* Implement the "unwind_pc" gdbarch method. */
-static CORE_ADDR
-rx_unwind_pc (struct gdbarch *gdbarch, struct frame_info *this_frame)
-{
- ULONGEST pc;
-
- pc = frame_unwind_register_unsigned (this_frame, RX_PC_REGNUM);
- return pc;
-}
-
-/* Implement the "unwind_sp" gdbarch method. */
-static CORE_ADDR
-rx_unwind_sp (struct gdbarch *gdbarch, struct frame_info *this_frame)
-{
- ULONGEST sp;
-
- sp = frame_unwind_register_unsigned (this_frame, RX_SP_REGNUM);
- return sp;
-}
-
-/* Implement the "dummy_id" gdbarch method. */
-static struct frame_id
-rx_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
-{
- return
- frame_id_build (get_frame_register_unsigned (this_frame, RX_SP_REGNUM),
- get_frame_pc (this_frame));
-}
-
/* Implement the "push_dummy_call" gdbarch method. */
static CORE_ADDR
rx_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
struct regcache *regcache, CORE_ADDR bp_addr, int nargs,
- struct value **args, CORE_ADDR sp, int struct_return,
+ struct value **args, CORE_ADDR sp,
+ function_call_return_method return_method,
CORE_ADDR struct_addr)
{
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
sp = align_down (sp - sp_off, 4);
sp_off = 0;
- if (struct_return)
+ if (return_method == return_method_struct)
{
struct type *return_type = TYPE_TARGET_TYPE (func_type);
struct type *arg_type = check_typedef (value_type (arg));
ULONGEST arg_size = TYPE_LENGTH (arg_type);
- if (i == 0 && struct_addr != 0 && !struct_return
+ if (i == 0 && struct_addr != 0
+ && return_method != return_method_struct
&& TYPE_CODE (arg_type) == TYPE_CODE_PTR
&& extract_unsigned_integer (arg_bits, 4,
byte_order) == struct_addr)
set_gdbarch_sw_breakpoint_from_kind (gdbarch, rx_breakpoint::bp_from_kind);
set_gdbarch_skip_prologue (gdbarch, rx_skip_prologue);
- set_gdbarch_print_insn (gdbarch, print_insn_rx);
-
- set_gdbarch_unwind_pc (gdbarch, rx_unwind_pc);
- set_gdbarch_unwind_sp (gdbarch, rx_unwind_sp);
-
/* Target builtin data types. */
set_gdbarch_char_signed (gdbarch, 0);
set_gdbarch_short_bit (gdbarch, 16);
dwarf2_append_unwinders (gdbarch);
frame_unwind_append_unwinder (gdbarch, &rx_frame_unwind);
- /* Methods for saving / extracting a dummy frame's ID.
- The ID's stack address must match the SP value returned by
- PUSH_DUMMY_CALL, and saved by generic_save_dummy_frame_tos. */
- set_gdbarch_dummy_id (gdbarch, rx_dummy_id);
+ /* Methods setting up a dummy call, and extracting the return value from
+ a call. */
set_gdbarch_push_dummy_call (gdbarch, rx_push_dummy_call);
set_gdbarch_return_value (gdbarch, rx_return_value);
return gdbarch;
}
-/* -Wmissing-prototypes */
-extern initialize_file_ftype _initialize_rx_tdep;
-
/* Register the above initialization routine. */
void
projects / deliverable / binutils-gdb.git / blobdiff