/* Target-machine dependent code for Renesas H8/300, for GDB.
- Copyright (C) 1988-2017 Free Software Foundation, Inc.
+ Copyright (C) 1988-2019 Free Software Foundation, Inc.
This file is part of GDB.
h8300_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, CORE_ADDR struct_addr)
+ function_call_return_method return_method,
+ CORE_ADDR struct_addr)
{
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
int stack_alloc = 0, stack_offset = 0;
If we're returning a structure by value, then we must pass a
pointer to the buffer for the return value as an invisible first
argument. */
- if (struct_return)
+ if (return_method == return_method_struct)
regcache_cooked_write_unsigned (regcache, reg++, struct_addr);
for (argument = 0; argument < nargs; argument++)
{
- struct cleanup *back_to;
struct type *type = value_type (args[argument]);
int len = TYPE_LENGTH (type);
char *contents = (char *) value_contents (args[argument]);
/* Pad the argument appropriately. */
int padded_len = align_up (len, wordsize);
- gdb_byte *padded = (gdb_byte *) xmalloc (padded_len);
- back_to = make_cleanup (xfree, padded);
+ /* Use std::vector here to get zero initialization. */
+ std::vector<gdb_byte> padded (padded_len);
- memset (padded, 0, padded_len);
- memcpy (len < wordsize ? padded + padded_len - len : padded,
+ memcpy ((len < wordsize ? padded.data () + padded_len - len
+ : padded.data ()),
contents, len);
/* Could the argument fit in the remaining registers? */
if (len > wordsize && len % wordsize)
{
/* I feel so unclean. */
- write_memory (sp + stack_offset, padded, padded_len);
+ write_memory (sp + stack_offset, padded.data (), padded_len);
stack_offset += padded_len;
/* That's right --- even though we passed the argument
for (offset = 0; offset < padded_len; offset += wordsize)
{
ULONGEST word
- = extract_unsigned_integer (padded + offset,
+ = extract_unsigned_integer (&padded[offset],
wordsize, byte_order);
regcache_cooked_write_unsigned (regcache, reg++, word);
}
else
{
/* It doesn't fit in registers! Onto the stack it goes. */
- write_memory (sp + stack_offset, padded, padded_len);
+ write_memory (sp + stack_offset, padded.data (), padded_len);
stack_offset += padded_len;
/* Once one argument has spilled onto the stack, all
subsequent arguments go on the stack. */
reg = E_ARGLAST_REGNUM + 1;
}
-
- do_cleanups (back_to);
}
/* Store return address. */
h8300_extract_return_value (struct type *type, struct regcache *regcache,
gdb_byte *valbuf)
{
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
int len = TYPE_LENGTH (type);
ULONGEST c, addr;
h8300h_extract_return_value (struct type *type, struct regcache *regcache,
gdb_byte *valbuf)
{
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
ULONGEST c;
h8300_store_return_value (struct type *type, struct regcache *regcache,
const gdb_byte *valbuf)
{
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
ULONGEST val;
h8300h_store_return_value (struct type *type, struct regcache *regcache,
const gdb_byte *valbuf)
{
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
ULONGEST val;
static struct type *
h8300_register_type (struct gdbarch *gdbarch, int regno)
{
- if (regno < 0 || regno >= gdbarch_num_regs (gdbarch)
- + gdbarch_num_pseudo_regs (gdbarch))
+ if (regno < 0 || regno >= gdbarch_num_cooked_regs (gdbarch))
internal_error (__FILE__, __LINE__,
_("h8300_register_type: illegal register number %d"),
regno);
raw registers. These helpers extend/narrow the values. */
static enum register_status
-pseudo_from_raw_register (struct gdbarch *gdbarch, struct regcache *regcache,
+pseudo_from_raw_register (struct gdbarch *gdbarch, readable_regcache *regcache,
gdb_byte *buf, int pseudo_regno, int raw_regno)
{
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
enum register_status status;
ULONGEST val;
- status = regcache_raw_read_unsigned (regcache, raw_regno, &val);
+ status = regcache->raw_read (raw_regno, &val);
if (status == REG_VALID)
store_unsigned_integer (buf,
register_size (gdbarch, pseudo_regno),
static enum register_status
h8300_pseudo_register_read (struct gdbarch *gdbarch,
- struct regcache *regcache, int regno,
+ readable_regcache *regcache, int regno,
gdb_byte *buf)
{
if (regno == E_PSEUDO_CCR_REGNUM (gdbarch))
regno, E_EXR_REGNUM);
}
else
- return regcache_raw_read (regcache, regno, buf);
+ return regcache->raw_read (regno, buf);
}
static void
else if (regno == E_PSEUDO_EXR_REGNUM (gdbarch))
raw_from_pseudo_register (gdbarch, regcache, buf, E_EXR_REGNUM, regno);
else
- regcache_raw_write (regcache, regno, buf);
+ regcache->raw_write (regno, buf);
}
static int
case bfd_mach_h8300:
set_gdbarch_num_regs (gdbarch, 13);
set_gdbarch_num_pseudo_regs (gdbarch, 1);
- set_gdbarch_ecoff_reg_to_regnum (gdbarch, h8300_dbg_reg_to_regnum);
set_gdbarch_dwarf2_reg_to_regnum (gdbarch, h8300_dbg_reg_to_regnum);
set_gdbarch_stab_reg_to_regnum (gdbarch, h8300_dbg_reg_to_regnum);
set_gdbarch_register_name (gdbarch, h8300_register_name);
case bfd_mach_h8300hn:
set_gdbarch_num_regs (gdbarch, 13);
set_gdbarch_num_pseudo_regs (gdbarch, 1);
- set_gdbarch_ecoff_reg_to_regnum (gdbarch, h8300_dbg_reg_to_regnum);
set_gdbarch_dwarf2_reg_to_regnum (gdbarch, h8300_dbg_reg_to_regnum);
set_gdbarch_stab_reg_to_regnum (gdbarch, h8300_dbg_reg_to_regnum);
set_gdbarch_register_name (gdbarch, h8300_register_name);
case bfd_mach_h8300sn:
set_gdbarch_num_regs (gdbarch, 16);
set_gdbarch_num_pseudo_regs (gdbarch, 2);
- set_gdbarch_ecoff_reg_to_regnum (gdbarch, h8300s_dbg_reg_to_regnum);
set_gdbarch_dwarf2_reg_to_regnum (gdbarch, h8300s_dbg_reg_to_regnum);
set_gdbarch_stab_reg_to_regnum (gdbarch, h8300s_dbg_reg_to_regnum);
set_gdbarch_register_name (gdbarch, h8300s_register_name);
case bfd_mach_h8300sxn:
set_gdbarch_num_regs (gdbarch, 18);
set_gdbarch_num_pseudo_regs (gdbarch, 2);
- set_gdbarch_ecoff_reg_to_regnum (gdbarch, h8300s_dbg_reg_to_regnum);
set_gdbarch_dwarf2_reg_to_regnum (gdbarch, h8300s_dbg_reg_to_regnum);
set_gdbarch_stab_reg_to_regnum (gdbarch, h8300s_dbg_reg_to_regnum);
set_gdbarch_register_name (gdbarch, h8300sx_register_name);
projects / external / binutils.git / blobdiff