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* hppa-tdep.h (enum hppa_regnum): Add HPPA_FP31R_REGNUM.

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* hppabsd-nat.c (hppabsd_fpregset_supplies_p)
(hppabsd_supply_fpregset, hppabsd_collect_fpregset): New
functions.
(hppabsd_fetch_registers, hppabsd_store_registers): Handle
floating-point registers.
  print_scalar_formatted (valaddr, type, format, 0, stream);
val_print_type_code_flags (type, valaddr, stream);
  print_scalar_formatted (valaddr + embedded_offset, type, format, 0, stream);
val_print_type_code_flags (type, valaddr + embedded_offset, stream);
	for (reg = 16; reg < 31; reg++)
	/* We may have to apply a StackGhost cookie.  */
	fs->regs.reg[31].how = DWARF2_FRAME_REG_SAVED_WCOOKIE;
	fs->regs.reg[31].loc.offset = 15 * size;
  int regnum;
			 buf, 0, size);
{
  ULONGEST wcookie = extract_unsigned_integer (buf, len);
  gdb_assert (len == size);
  *lvalp = not_lval;
  *addrp = 0;
  if (valuep)
    {
      ULONGEST value = extract_unsigned_integer (valuep, size);
      store_unsigned_integer (valuep, size, value ^ wcookie);
    }
}
			   apply StackGhost cookie.  */
  print_scalar_formatted (valaddr, type, format, 0, stream);
val_print_type_code_flags (type, valaddr, stream);
 || (TYPE_CODE (t) == TYPE_CODE_FLAGS)
case TYPE_CODE_FLAGS:
case TYPE_CODE_FLAGS:
		  void *fpregs, int regnum)
{
  regcache_raw_collect (regcache, i, regs);
  regcache_raw_collect (regcache, i + 1, regs + 4);
}
	  (PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't get floating point status"));
	  (PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't get floating point status"));
	  (PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't write floating point status"));
  print_scalar_formatted (valaddr + embedded_offset, type, format, 0, stream);
val_print_type_code_flags (type, valaddr + embedded_offset, stream);
  || regnum == PC_REGNUM);
  || regnum == tdep->ppc_fpscr_regnum);
		  regnum, &regs, sizeof regs);
		   regnum, &fpregs, sizeof fpregs);
		   regnum, &regs, sizeof regs);
		    regnum, &fpregs, sizeof fpregs);
			  const char *sect_name, size_t sect_size)
	      struct regcache *regcache, gdb_byte *readbuf,
	      const gdb_byte *writebuf)
  if (lr_reg == -1)
{
  /* bcl 20,xx,.+4 is used to get the current PC, with or without
     prediction bits.  If the LR has already been saved, we can
     skip it.  */
  continue;
}
extract_unsigned_integer ((gdb_byte *)&(MEMBER), sizeof (MEMBER))
			    builtin_type_void_data_ptr);
				  lmo->r_version_size);
			    builtin_type_void_data_ptr);
lm = ldsomap = solib_svr4_r_ldsomap ();
  || (X_I (insn) == 1 && X_RS1 (insn) == 0 && (insn & 0x7f) == 0))
{
  /* OpenBSD system call.  */
  ULONGEST number;
  regcache_cooked_read_unsigned (current_regcache,
				 SPARC_G1_REGNUM, &number);
  if (number & 0x400)
    return sparc_address_from_register (SPARC_G2_REGNUM);
  if (number & 0x800)
    return sparc_address_from_register (SPARC_G7_REGNUM);
}
  gdb_byte *buffer;
	  gdb_byte *check = xmalloc (len);
		  (unsigned int *)cache_ovly_table, cache_novlys * 4);
			cache_ovly_table[i], 4);
error (_(""%s" exists in this program but is not a function."),
       name);
return value_of_variable (sym, NULL);
		   struct ui_file *stream)
{
  if (TYPE_FIELD_NAME (type, bitpos))
    fprintf_filtered (stream, "%s ", TYPE_FIELD_NAME (type, bitpos));
  else
    fprintf_filtered (stream, "#%d ", bitpos);
}
			       const gdb_byte *valaddr,
			       struct ui_file *stream);
i386-sol2-tdep.o sol2-tdep.o corelow.o solib.o solib-svr4.o
sol2-tdep.o solib.o solib-svr4.o
This commit is contained in:
Mark Kettenis 2006-01-14 12:24:36 +00:00
parent 6da866186a
commit 20776c7d55
2 changed files with 69 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
gdb/hppa-tdep.h
View File

@ -68,6 +68,7 @@ enum hppa_regnum
HPPA_FP0_REGNUM = 64, /* First floating-point. */
HPPA_FP4_REGNUM = 72,
HPPA64_FP4_REGNUM = 68,
HPPA_FP31R_REGNUM = 127, /* Last floating-point. */
HPPA_ARG0_REGNUM = 26, /* The first argument of a callee. */
HPPA_ARG1_REGNUM = 25, /* The second argument of a callee. */

68
gdb/hppabsd-nat.c
View File

@ -37,6 +37,12 @@ hppabsd_gregset_supplies_p (int regnum)
return (regnum >= HPPA_R0_REGNUM && regnum <= HPPA_PCOQ_TAIL_REGNUM);
}
static int
hppabsd_fpregset_supplies_p (int regnum)
{
return (regnum >= HPPA_FP0_REGNUM && regnum <= HPPA_FP31R_REGNUM);
}
/* Supply the general-purpose registers stored in GREGS to REGCACHE. */
static void
@ -53,6 +59,22 @@ hppabsd_supply_gregset (struct regcache *regcache, const void *gregs)
regcache_raw_supply (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 33 * 4);
}
/* Supply the floating-point registers stored in FPREGS to REGCACHE. */
static void
hppabsd_supply_fpregset (struct regcache *regcache, const void *fpregs)
{
const char *regs = fpregs;
int regnum;
for (regnum = HPPA_FP0_REGNUM; regnum <= HPPA_FP31R_REGNUM;
regnum += 2, regs += 8)
{
regcache_raw_supply (regcache, regnum, regs);
regcache_raw_supply (regcache, regnum + 1, regs + 4);
}
}
/* Collect the general-purpose registers from REGCACHE and store them
in GREGS. */
@ -76,6 +98,26 @@ hppabsd_collect_gregset (const struct regcache *regcache,
if (regnum == -1 || regnum == HPPA_PCOQ_TAIL_REGNUM)
regcache_raw_collect (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 33 * 4);
}
/* Collect the floating-point registers from REGCACHE and store them
in FPREGS. */
static void
hppabsd_collect_fpregset (struct regcache *regcache,
void *fpregs, int regnum)
{
char *regs = fpregs;
int i;
for (i = HPPA_FP0_REGNUM; i <= HPPA_FP31R_REGNUM; i += 2, regs += 8)
{
if (regnum == -1 || regnum == i || regnum == i + 1)
{
regcache_raw_collect (regcache, i, regs);
regcache_raw_collect (regcache, i + 1, regs + 4);
}
}
}
/* Fetch register REGNUM from the inferior. If REGNUM is -1, do this
@ -96,6 +138,17 @@ hppabsd_fetch_registers (int regnum)
hppabsd_supply_gregset (regcache, &regs);
}
if (regnum == -1 || hppabsd_fpregset_supplies_p (regnum))
{
struct fpreg fpregs;
if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't get floating point status"));
hppabsd_supply_fpregset (current_regcache, &fpregs);
}
}
/* Store register REGNUM back into the inferior. If REGNUM is -1, do
@ -118,6 +171,21 @@ hppabsd_store_registers (int regnum)
(PTRACE_TYPE_ARG3) &regs, 0) == -1)
perror_with_name (_("Couldn't write registers"));
}
if (regnum == -1 || hppabsd_fpregset_supplies_p (regnum))
{
struct fpreg fpregs;
if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't get floating point status"));
hppabsd_collect_fpregset (current_regcache, &fpregs, regnum);
if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't write floating point status"));
}
}
/* Provide a prototype to silence -Wmissing-prototypes. */