/* Target-dependent code for the Xtensa port of GDB, the GNU debugger.
- Copyright (C) 2003-2017 Free Software Foundation, Inc.
+ Copyright (C) 2003-2019 Free Software Foundation, Inc.
This file is part of GDB.
{
int i;
- for (i = 0; i < gdbarch_num_regs (gdbarch)
- + gdbarch_num_pseudo_regs (gdbarch);
- i++)
+ for (i = 0; i < gdbarch_num_cooked_regs (gdbarch); i++)
if (strcasecmp (gdbarch_tdep (gdbarch)->regmap[i].name, name) == 0)
return i;
xtensa_register_name (struct gdbarch *gdbarch, int regnum)
{
/* Return the name stored in the register map. */
- if (regnum >= 0 && regnum < gdbarch_num_regs (gdbarch)
- + gdbarch_num_pseudo_regs (gdbarch))
+ if (regnum >= 0 && regnum < gdbarch_num_cooked_regs (gdbarch))
return gdbarch_tdep (gdbarch)->regmap[regnum].name;
internal_error (__FILE__, __LINE__, _("invalid register %d"), regnum);
return builtin_type (gdbarch)->builtin_data_ptr;
/* Return the stored type for all other registers. */
- else if (regnum >= 0 && regnum < gdbarch_num_regs (gdbarch)
- + gdbarch_num_pseudo_regs (gdbarch))
+ else if (regnum >= 0 && regnum < gdbarch_num_cooked_regs (gdbarch))
{
xtensa_register_t* reg = &tdep->regmap[regnum];
if (tp == NULL)
{
- char *name = xstrprintf ("int%d", size * 8);
+ std::string name = string_printf ("int%d", size * 8);
tp = XNEW (struct ctype_cache);
tp->next = tdep->type_entries;
tdep->type_entries = tp;
tp->size = size;
tp->virtual_type
- = arch_integer_type (gdbarch, size * 8, 1, name);
- xfree (name);
+ = arch_integer_type (gdbarch, size * 8, 1, name.c_str ());
}
reg->ctype = tp->virtual_type;
if (regnum >= 0 && regnum < 16)
return gdbarch_tdep (gdbarch)->a0_base + regnum;
- for (i = 0;
- i < gdbarch_num_regs (gdbarch) + gdbarch_num_pseudo_regs (gdbarch);
- i++)
+ for (i = 0; i < gdbarch_num_cooked_regs (gdbarch); i++)
if (regnum == gdbarch_tdep (gdbarch)->regmap[i].target_number)
return i;
DEBUGTRACE ("xtensa_register_write_masked ()\n");
/* Copy the masked register to host byte-order. */
- if (gdbarch_byte_order (get_regcache_arch (regcache)) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (regcache->arch ()) == BFD_ENDIAN_BIG)
for (i = 0; i < bytesize; i++)
{
mem >>= 8;
of the registers and assemble them into a single value. */
static enum register_status
-xtensa_register_read_masked (struct regcache *regcache,
+xtensa_register_read_masked (readable_regcache *regcache,
xtensa_register_t *reg, gdb_byte *buffer)
{
unsigned int value[(XTENSA_MAX_REGISTER_SIZE + 3) / 4];
enum register_status status;
ULONGEST val;
- status = regcache_cooked_read_unsigned (regcache, r, &val);
+ status = regcache->cooked_read (r, &val);
if (status != REG_VALID)
return status;
regval = (unsigned int) val;
ptr = value;
mem = *ptr;
- if (gdbarch_byte_order (get_regcache_arch (regcache)) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (regcache->arch ()) == BFD_ENDIAN_BIG)
for (i = 0; i < bytesize; i++)
{
if ((i & 3) == 0)
static enum register_status
xtensa_pseudo_register_read (struct gdbarch *gdbarch,
- struct regcache *regcache,
+ readable_regcache *regcache,
int regnum,
gdb_byte *buffer)
{
- enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
-
DEBUGTRACE ("xtensa_pseudo_register_read (... regnum = %d (%s) ...)\n",
regnum, xtensa_register_name (gdbarch, regnum));
ULONGEST value;
enum register_status status;
- status = regcache_raw_read_unsigned (regcache,
- gdbarch_tdep (gdbarch)->wb_regnum,
- &value);
+ status = regcache->raw_read (gdbarch_tdep (gdbarch)->wb_regnum,
+ &value);
if (status != REG_VALID)
return status;
regnum = arreg_number (gdbarch, regnum, value);
/* We can always read non-pseudo registers. */
if (regnum >= 0 && regnum < gdbarch_num_regs (gdbarch))
- return regcache_raw_read (regcache, regnum, buffer);
+ return regcache->raw_read (regnum, buffer);
/* We have to find out how to deal with priveleged registers.
Let's treat them as pseudo-registers, but we cannot read/write them. */
return REG_VALID;
}
/* Pseudo registers. */
- else if (regnum >= 0
- && regnum < gdbarch_num_regs (gdbarch)
- + gdbarch_num_pseudo_regs (gdbarch))
+ else if (regnum >= 0 && regnum < gdbarch_num_cooked_regs (gdbarch))
{
xtensa_register_t *reg = &gdbarch_tdep (gdbarch)->regmap[regnum];
xtensa_register_type_t type = reg->type;
return xtensa_register_read_masked (regcache, reg, buffer);
/* Assume that we can read the register. */
- return regcache_raw_read (regcache, regnum, buffer);
+ return regcache->raw_read (regnum, buffer);
}
else
internal_error (__FILE__, __LINE__,
int regnum,
const gdb_byte *buffer)
{
- enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
-
DEBUGTRACE ("xtensa_pseudo_register_write (... regnum = %d (%s) ...)\n",
regnum, xtensa_register_name (gdbarch, regnum));
/* We can always write 'core' registers.
Note: We might have converted Ax->ARy. */
if (regnum >= 0 && regnum < gdbarch_num_regs (gdbarch))
- regcache_raw_write (regcache, regnum, buffer);
+ regcache->raw_write (regnum, buffer);
/* We have to find out how to deal with priveleged registers.
Let's treat them as pseudo-registers, but we cannot read/write them. */
return;
}
/* Pseudo registers. */
- else if (regnum >= 0
- && regnum < gdbarch_num_regs (gdbarch)
- + gdbarch_num_pseudo_regs (gdbarch))
+ else if (regnum >= 0 && regnum < gdbarch_num_cooked_regs (gdbarch))
{
xtensa_register_t *reg = &gdbarch_tdep (gdbarch)->regmap[regnum];
xtensa_register_type_t type = reg->type;
}
/* Assume that we can write the register. */
- regcache_raw_write (regcache, regnum, buffer);
+ regcache->raw_write (regnum, buffer);
}
else
internal_error (__FILE__, __LINE__,
size_t len)
{
const xtensa_elf_gregset_t *regs = (const xtensa_elf_gregset_t *) gregs;
- struct gdbarch *gdbarch = get_regcache_arch (rc);
+ struct gdbarch *gdbarch = rc->arch ();
int i;
DEBUGTRACE ("xtensa_supply_gregset (..., regnum==%d, ...)\n", regnum);
if (regnum == gdbarch_pc_regnum (gdbarch) || regnum == -1)
- regcache_raw_supply (rc, gdbarch_pc_regnum (gdbarch), (char *) ®s->pc);
+ rc->raw_supply (gdbarch_pc_regnum (gdbarch), (char *) ®s->pc);
if (regnum == gdbarch_ps_regnum (gdbarch) || regnum == -1)
- regcache_raw_supply (rc, gdbarch_ps_regnum (gdbarch), (char *) ®s->ps);
+ rc->raw_supply (gdbarch_ps_regnum (gdbarch), (char *) ®s->ps);
if (regnum == gdbarch_tdep (gdbarch)->wb_regnum || regnum == -1)
- regcache_raw_supply (rc, gdbarch_tdep (gdbarch)->wb_regnum,
- (char *) ®s->windowbase);
+ rc->raw_supply (gdbarch_tdep (gdbarch)->wb_regnum,
+ (char *) ®s->windowbase);
if (regnum == gdbarch_tdep (gdbarch)->ws_regnum || regnum == -1)
- regcache_raw_supply (rc, gdbarch_tdep (gdbarch)->ws_regnum,
- (char *) ®s->windowstart);
+ rc->raw_supply (gdbarch_tdep (gdbarch)->ws_regnum,
+ (char *) ®s->windowstart);
if (regnum == gdbarch_tdep (gdbarch)->lbeg_regnum || regnum == -1)
- regcache_raw_supply (rc, gdbarch_tdep (gdbarch)->lbeg_regnum,
- (char *) ®s->lbeg);
+ rc->raw_supply (gdbarch_tdep (gdbarch)->lbeg_regnum,
+ (char *) ®s->lbeg);
if (regnum == gdbarch_tdep (gdbarch)->lend_regnum || regnum == -1)
- regcache_raw_supply (rc, gdbarch_tdep (gdbarch)->lend_regnum,
- (char *) ®s->lend);
+ rc->raw_supply (gdbarch_tdep (gdbarch)->lend_regnum,
+ (char *) ®s->lend);
if (regnum == gdbarch_tdep (gdbarch)->lcount_regnum || regnum == -1)
- regcache_raw_supply (rc, gdbarch_tdep (gdbarch)->lcount_regnum,
- (char *) ®s->lcount);
+ rc->raw_supply (gdbarch_tdep (gdbarch)->lcount_regnum,
+ (char *) ®s->lcount);
if (regnum == gdbarch_tdep (gdbarch)->sar_regnum || regnum == -1)
- regcache_raw_supply (rc, gdbarch_tdep (gdbarch)->sar_regnum,
- (char *) ®s->sar);
+ rc->raw_supply (gdbarch_tdep (gdbarch)->sar_regnum,
+ (char *) ®s->sar);
if (regnum >=gdbarch_tdep (gdbarch)->ar_base
&& regnum < gdbarch_tdep (gdbarch)->ar_base
+ gdbarch_tdep (gdbarch)->num_aregs)
- regcache_raw_supply (rc, regnum,
- (char *) ®s->ar[regnum - gdbarch_tdep
- (gdbarch)->ar_base]);
+ rc->raw_supply
+ (regnum, (char *) ®s->ar[regnum - gdbarch_tdep (gdbarch)->ar_base]);
else if (regnum == -1)
{
for (i = 0; i < gdbarch_tdep (gdbarch)->num_aregs; ++i)
- regcache_raw_supply (rc, gdbarch_tdep (gdbarch)->ar_base + i,
- (char *) ®s->ar[i]);
+ rc->raw_supply (gdbarch_tdep (gdbarch)->ar_base + i,
+ (char *) ®s->ar[i]);
}
}
{
DEBUGTRACE ("xtensa_iterate_over_regset_sections\n");
- cb (".reg", sizeof (xtensa_elf_gregset_t), &xtensa_gregset,
- NULL, cb_data);
+ cb (".reg", sizeof (xtensa_elf_gregset_t), sizeof (xtensa_elf_gregset_t),
+ &xtensa_gregset, NULL, cb_data);
}
struct regcache *regcache,
void *dst)
{
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
bfd_byte *valbuf = (bfd_byte *) dst;
int len = TYPE_LENGTH (type);
ULONGEST pc, wb;
for (; len > 0; len -= 4, areg++, valbuf += 4)
{
if (len < 4)
- regcache_raw_read_part (regcache, areg, offset, len, valbuf);
+ regcache->raw_read_part (areg, offset, len, valbuf);
else
- regcache_raw_read (regcache, areg, valbuf);
+ regcache->raw_read (areg, valbuf);
}
}
struct regcache *regcache,
const void *dst)
{
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
const bfd_byte *valbuf = (const bfd_byte *) dst;
unsigned int areg;
ULONGEST pc, wb;
for (; len > 0; len -= 4, areg++, valbuf += 4)
{
if (len < 4)
- regcache_raw_write_part (regcache, areg, offset, len, valbuf);
+ regcache->raw_write_part (areg, offset, len, valbuf);
else
- regcache_raw_write (regcache, areg, valbuf);
+ regcache->raw_write (areg, valbuf);
}
}
int nargs,
struct value **args,
CORE_ADDR sp,
- int struct_return,
+ function_call_return_method return_method,
CORE_ADDR struct_addr)
{
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
- int i;
int size, onstack_size;
gdb_byte *buf = (gdb_byte *) alloca (16);
CORE_ADDR ra, ps;
if (xtensa_debug_level > 3)
{
- int i;
DEBUGINFO ("[xtensa_push_dummy_call] nargs = %d\n", nargs);
- DEBUGINFO ("[xtensa_push_dummy_call] sp=0x%x, struct_return=%d, "
+ DEBUGINFO ("[xtensa_push_dummy_call] sp=0x%x, return_method=%d, "
"struct_addr=0x%x\n",
- (int) sp, (int) struct_return, (int) struct_addr);
+ (int) sp, (int) return_method, (int) struct_addr);
- for (i = 0; i < nargs; i++)
+ for (int i = 0; i < nargs; i++)
{
struct value *arg = args[i];
struct type *arg_type = check_typedef (value_type (arg));
size = 0;
onstack_size = 0;
- i = 0;
- if (struct_return)
+ if (return_method == return_method_struct)
size = REGISTER_SIZE;
- for (i = 0; i < nargs; i++)
+ for (int i = 0; i < nargs; i++)
{
struct argument_info *info = &arg_info[i];
struct value *arg = args[i];
/* Second Loop: Load arguments. */
- if (struct_return)
+ if (return_method == return_method_struct)
{
store_unsigned_integer (buf, REGISTER_SIZE, byte_order, struct_addr);
- regcache_cooked_write (regcache, ARG_1ST (gdbarch), buf);
+ regcache->cooked_write (ARG_1ST (gdbarch), buf);
}
- for (i = 0; i < nargs; i++)
+ for (int i = 0; i < nargs; i++)
{
struct argument_info *info = &arg_info[i];
v = v >> ((REGISTER_SIZE - n) * TARGET_CHAR_BIT);
store_unsigned_integer (buf, REGISTER_SIZE, byte_order, v);
- regcache_cooked_write (regcache, r, buf);
+ regcache->cooked_write (r, buf);
cp += REGISTER_SIZE;
n -= REGISTER_SIZE;
else
while (n > 0)
{
- regcache_cooked_write (regcache, r, cp);
+ regcache->cooked_write (r, cp);
cp += REGISTER_SIZE;
n -= REGISTER_SIZE;
to modify WINDOWSTART register to make it look like there
is only one register window corresponding to WINDOWEBASE. */
- regcache_raw_read (regcache, gdbarch_tdep (gdbarch)->wb_regnum, buf);
+ regcache->raw_read (gdbarch_tdep (gdbarch)->wb_regnum, buf);
regcache_cooked_write_unsigned
(regcache, gdbarch_tdep (gdbarch)->ws_regnum,
1 << extract_unsigned_integer (buf, 4, byte_order));
max_size = rmap->byte_size;
if (rmap->mask != 0 && tdep->num_regs == 0)
tdep->num_regs = n;
- /* Find out out how to deal with priveleged registers.
-
- if ((rmap->flags & XTENSA_REGISTER_FLAGS_PRIVILEGED) != 0
- && tdep->num_nopriv_regs == 0)
- tdep->num_nopriv_regs = n;
- */
if ((rmap->flags & XTENSA_REGISTER_FLAGS_PRIVILEGED) != 0
- && tdep->num_regs == 0)
- tdep->num_regs = n;
+ && tdep->num_nopriv_regs == 0)
+ tdep->num_nopriv_regs = n;
}
+ if (tdep->num_regs == 0)
+ tdep->num_regs = tdep->num_nopriv_regs;
/* Number of pseudo registers. */
tdep->num_pseudo_regs = n - tdep->num_regs;
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