static gdbarch_init_extra_frame_info_ftype sh_init_extra_frame_info;
static gdbarch_pop_frame_ftype sh_pop_frame;
static gdbarch_saved_pc_after_call_ftype sh_saved_pc_after_call;
-static gdbarch_frame_args_address_ftype sh_frame_args_address;
-static gdbarch_frame_locals_address_ftype sh_frame_locals_address;
/* Function call related functions. */
static gdbarch_extract_return_value_ftype sh_extract_return_value;
static gdbarch_store_pseudo_register_ftype sh_store_pseudo_register;
static int fv_reg_base_num (int);
static int dr_reg_base_num (int);
+static gdbarch_do_registers_info_ftype sh_do_registers_info;
static void do_fv_register_info (int fv_regnum);
static void do_dr_register_info (int dr_regnum);
static void sh_do_pseudo_register (int regnum);
{
static char *register_names[] =
{
+ /* general registers 0-15 */
"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
+ /* 16 - 22 */
"pc", "pr", "gbr", "vbr", "mach", "macl", "sr",
+ /* 23, 24 */
"fpul", "fpscr",
+ /* floating point registers 25 - 40 */
"fr0", "fr1", "fr2", "fr3", "fr4", "fr5", "fr6", "fr7",
"fr8", "fr9", "fr10", "fr11", "fr12", "fr13", "fr14", "fr15",
+ /* 41, 42 */
"ssr", "spc",
+ /* bank 0 43 - 50 */
"r0b0", "r1b0", "r2b0", "r3b0", "r4b0", "r5b0", "r6b0", "r7b0",
+ /* bank 1 51 - 58 */
"r0b1", "r1b1", "r2b1", "r3b1", "r4b1", "r5b1", "r6b1", "r7b1",
+ /* double precision (pseudo) 59 - 66 */
"dr0", "dr2", "dr4", "dr6", "dr8", "dr10", "dr12", "dr14",
+ /* vectors (pseudo) 67 - 70 */
"fv0", "fv4", "fv8", "fv12",
+ /* FIXME: missing XF 71 - 86 */
+ /* FIXME: missing XD 87 - 94 */
};
if (reg_nr < 0)
return NULL;
/* Extract from an array REGBUF containing the (raw) register state
the address in which a function should return its structure value,
as a CORE_ADDR (or an expression that can be used as one). */
-CORE_ADDR
-static sh_extract_struct_value_address (regbuf)
- char *regbuf;
+static CORE_ADDR
+sh_extract_struct_value_address (char *regbuf)
{
return (extract_address ((regbuf), REGISTER_RAW_SIZE (0)));
}
return ((frame)->extra_info->return_pc);
}
-static CORE_ADDR
-sh_frame_args_address (struct frame_info *fi)
-{
- return (fi)->frame;
-}
-
-static CORE_ADDR
-sh_frame_locals_address (struct frame_info *fi)
-{
- return (fi)->frame;
-}
-
/* Discard from the stack the innermost frame,
restoring all saved registers. */
static void
static void
sh_default_store_return_value (struct type *type, char *valbuf)
{
- write_register_bytes (REGISTER_BYTE (0),
- valbuf, TYPE_LENGTH (type));
+ char buf[32]; /* more than enough... */
+
+ if (TYPE_LENGTH (type) < REGISTER_RAW_SIZE (R0_REGNUM))
+ {
+ /* Add leading zeros to the value. */
+ memset (buf, 0, REGISTER_RAW_SIZE (R0_REGNUM));
+ memcpy (buf + REGISTER_RAW_SIZE (R0_REGNUM) - TYPE_LENGTH (type),
+ valbuf, TYPE_LENGTH (type));
+ write_register_bytes (REGISTER_BYTE (R0_REGNUM), buf,
+ REGISTER_RAW_SIZE (R0_REGNUM));
+ }
+ else
+ write_register_bytes (REGISTER_BYTE (R0_REGNUM), valbuf,
+ TYPE_LENGTH (type));
}
static void
write_register_bytes (REGISTER_BYTE (FP0_REGNUM),
valbuf, TYPE_LENGTH (type));
else
- write_register_bytes (REGISTER_BYTE (0),
- valbuf, TYPE_LENGTH (type));
+ sh_default_store_return_value (type, valbuf);
}
{
printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n",
paddr (read_register (PC_REGNUM)),
- (long) read_register (SR_REGNUM),
+ (long) read_register (gdbarch_tdep (current_gdbarch)->SR_REGNUM),
(long) read_register (PR_REGNUM),
(long) read_register (MACH_REGNUM),
(long) read_register (MACL_REGNUM));
{
printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n",
paddr (read_register (PC_REGNUM)),
- (long) read_register (SR_REGNUM),
+ (long) read_register (gdbarch_tdep (current_gdbarch)->SR_REGNUM),
(long) read_register (PR_REGNUM),
(long) read_register (MACH_REGNUM),
(long) read_register (MACL_REGNUM));
{
printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n",
paddr (read_register (PC_REGNUM)),
- (long) read_register (SR_REGNUM),
+ (long) read_register (gdbarch_tdep (current_gdbarch)->SR_REGNUM),
(long) read_register (PR_REGNUM),
(long) read_register (MACH_REGNUM),
(long) read_register (MACL_REGNUM));
{
printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n",
paddr (read_register (PC_REGNUM)),
- (long) read_register (SR_REGNUM),
+ (long) read_register (gdbarch_tdep (current_gdbarch)->SR_REGNUM),
(long) read_register (PR_REGNUM),
(long) read_register (MACH_REGNUM),
(long) read_register (MACL_REGNUM));
int pr = read_register (gdbarch_tdep (current_gdbarch)->FPSCR_REGNUM) & 0x80000;
printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n",
paddr (read_register (PC_REGNUM)),
- (long) read_register (SR_REGNUM),
+ (long) read_register (gdbarch_tdep (current_gdbarch)->SR_REGNUM),
(long) read_register (PR_REGNUM),
(long) read_register (MACH_REGNUM),
(long) read_register (MACL_REGNUM));
{
printf_filtered ("PC=%s SR=%08lx PR=%08lx MACH=%08lx MACHL=%08lx\n",
paddr (read_register (PC_REGNUM)),
- (long) read_register (SR_REGNUM),
+ (long) read_register (gdbarch_tdep (current_gdbarch)->SR_REGNUM),
(long) read_register (PR_REGNUM),
(long) read_register (MACH_REGNUM),
(long) read_register (MACL_REGNUM));
{
if (regnum < NUM_REGS || regnum >= NUM_REGS + NUM_PSEUDO_REGS)
internal_error ("Invalid pseudo register number %d\n", regnum);
- else if (regnum >= NUM_REGS &&
- regnum < gdbarch_tdep (current_gdbarch)->FV0_REGNUM)
+ else if (regnum >= gdbarch_tdep (current_gdbarch)->DR0_REGNUM
+ && regnum < gdbarch_tdep (current_gdbarch)->DR_LAST_REGNUM)
do_dr_register_info (regnum);
- else if (regnum >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM &&
- regnum <= gdbarch_tdep (current_gdbarch)->FV_LAST_REGNUM)
+ else if (regnum >= gdbarch_tdep (current_gdbarch)->FV0_REGNUM
+ && regnum <= gdbarch_tdep (current_gdbarch)->FV_LAST_REGNUM)
do_fv_register_info (regnum);
}
if (regnum < 0 || regnum >= NUM_REGS + NUM_PSEUDO_REGS)
internal_error ("Invalid register number %d\n", regnum);
- else if (regnum > 0 && regnum < NUM_REGS)
+ else if (regnum >= 0 && regnum < NUM_REGS)
{
if (TYPE_CODE (REGISTER_VIRTUAL_TYPE (regnum)) == TYPE_CODE_FLT)
sh_do_fp_register (regnum); /* FP regs */
statement below. */
tdep->FPUL_REGNUM = -1;
tdep->FPSCR_REGNUM = -1;
+ tdep->SR_REGNUM = 22;
tdep->DSR_REGNUM = -1;
tdep->FP_LAST_REGNUM = -1;
tdep->A0G_REGNUM = -1;
tdep->DR_LAST_REGNUM = -1;
tdep->FV0_REGNUM = -1;
tdep->FV_LAST_REGNUM = -1;
+
set_gdbarch_fp0_regnum (gdbarch, -1);
set_gdbarch_num_pseudo_regs (gdbarch, 0);
set_gdbarch_max_register_raw_size (gdbarch, 4);
set_gdbarch_max_register_virtual_size (gdbarch, 4);
+ set_gdbarch_ptr_bit (gdbarch, 4 * TARGET_CHAR_BIT);
+ set_gdbarch_num_regs (gdbarch, 59);
+ set_gdbarch_sp_regnum (gdbarch, 15);
+ set_gdbarch_fp_regnum (gdbarch, 14);
+ set_gdbarch_pc_regnum (gdbarch, 16);
+ set_gdbarch_register_size (gdbarch, 4);
+ set_gdbarch_register_bytes (gdbarch, NUM_REGS * 4);
+ set_gdbarch_fetch_pseudo_register (gdbarch, sh_fetch_pseudo_register);
+ set_gdbarch_store_pseudo_register (gdbarch, sh_store_pseudo_register);
+ set_gdbarch_do_registers_info (gdbarch, sh_do_registers_info);
+ set_gdbarch_breakpoint_from_pc (gdbarch, sh_breakpoint_from_pc);
print_sh_insn = gdb_print_insn_sh;
switch (info.bfd_arch_info->mach)
set_gdbarch_read_sp (gdbarch, generic_target_read_sp);
set_gdbarch_write_sp (gdbarch, generic_target_write_sp);
- set_gdbarch_num_regs (gdbarch, 59);
- set_gdbarch_sp_regnum (gdbarch, 15);
- set_gdbarch_fp_regnum (gdbarch, 14);
- set_gdbarch_pc_regnum (gdbarch, 16);
set_gdbarch_register_name (gdbarch, sh_register_name);
- set_gdbarch_register_size (gdbarch, 4);
- set_gdbarch_register_bytes (gdbarch, NUM_REGS * 4);
set_gdbarch_register_virtual_type (gdbarch, sh_register_virtual_type);
- set_gdbarch_ptr_bit (gdbarch, 4 * TARGET_CHAR_BIT);
set_gdbarch_short_bit (gdbarch, 2 * TARGET_CHAR_BIT);
set_gdbarch_int_bit (gdbarch, 4 * TARGET_CHAR_BIT);
set_gdbarch_long_bit (gdbarch, 4 * TARGET_CHAR_BIT);
set_gdbarch_long_long_bit (gdbarch, 8 * TARGET_CHAR_BIT);
set_gdbarch_float_bit (gdbarch, 4 * TARGET_CHAR_BIT);
set_gdbarch_double_bit (gdbarch, 8 * TARGET_CHAR_BIT);
- set_gdbarch_long_double_bit (gdbarch, 16 * TARGET_CHAR_BIT);
+ set_gdbarch_long_double_bit (gdbarch, 16 * TARGET_CHAR_BIT);/*??should be 8?*/
set_gdbarch_use_generic_dummy_frames (gdbarch, 1);
set_gdbarch_call_dummy_length (gdbarch, 0);
set_gdbarch_inner_than (gdbarch, core_addr_lessthan);
set_gdbarch_decr_pc_after_break (gdbarch, 0);
set_gdbarch_function_start_offset (gdbarch, 0);
- set_gdbarch_breakpoint_from_pc (gdbarch, sh_breakpoint_from_pc);
- set_gdbarch_fetch_pseudo_register (gdbarch, sh_fetch_pseudo_register);
- set_gdbarch_store_pseudo_register (gdbarch, sh_store_pseudo_register);
set_gdbarch_frame_args_skip (gdbarch, 0);
set_gdbarch_frameless_function_invocation (gdbarch, frameless_look_for_prologue);
set_gdbarch_frame_chain (gdbarch, sh_frame_chain);
set_gdbarch_frame_chain_valid (gdbarch, generic_file_frame_chain_valid);
set_gdbarch_frame_saved_pc (gdbarch, sh_frame_saved_pc);
- set_gdbarch_frame_args_address (gdbarch, sh_frame_args_address);
- set_gdbarch_frame_locals_address (gdbarch, sh_frame_locals_address);
+ set_gdbarch_frame_args_address (gdbarch, default_frame_address);
+ set_gdbarch_frame_locals_address (gdbarch, default_frame_address);
set_gdbarch_saved_pc_after_call (gdbarch, sh_saved_pc_after_call);
set_gdbarch_frame_num_args (gdbarch, frame_num_args_unknown);
set_gdbarch_believe_pcc_promotion (gdbarch, 1);
set_gdbarch_ieee_float (gdbarch, 1);
+ tm_print_insn = print_sh_insn;
return gdbarch;
}
struct cmd_list_element *c;
register_gdbarch_init (bfd_arch_sh, sh_gdbarch_init);
- tm_print_insn = print_sh_insn;
add_com ("regs", class_vars, sh_show_regs_command, "Print all registers");
}
projects / deliverable / binutils-gdb.git / blobdiff