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

* 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

2 files changed, 69 insertions, 0 deletions

diff --git a/gdb/hppa-tdep.h b/gdb/hppa-tdep.h
index 699a4f8..adaddae 100644
--- a/gdb/hppa-tdep.h
+++ b/gdb/hppa-tdep.h
@@ -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. */
diff --git a/gdb/hppabsd-nat.c b/gdb/hppabsd-nat.c
index 438aaa5..0ffc018 100644
--- a/gdb/hppabsd-nat.c
+++ b/gdb/hppabsd-nat.c
@@ -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.  */