/* Evaluate expressions for GDB.
Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
- 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2006, 2007
+ 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2006, 2007, 2008
Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "gdb_string.h"
return value_from_double (exp->elts[pc + 1].type,
exp->elts[pc + 2].doubleconst);
+ case OP_DECFLOAT:
+ (*pos) += 3;
+ return value_from_decfloat (expect_type, exp->elts[pc + 1].type,
+ exp->elts[pc + 2].decfloatconst);
+
case OP_VAR_VALUE:
(*pos) += 3;
if (noside == EVAL_SKIP)
case OP_REGISTER:
{
- int regno = longest_to_int (exp->elts[pc + 1].longconst);
+ const char *name = &exp->elts[pc + 2].string;
+ int regno;
struct value *val;
- (*pos) += 2;
+
+ (*pos) += 3 + BYTES_TO_EXP_ELEM (exp->elts[pc + 1].longconst + 1);
+ regno = frame_map_name_to_regnum (deprecated_safe_get_selected_frame (),
+ name, strlen (name));
+ if (regno == -1)
+ error (_("Register $%s not available."), name);
if (noside == EVAL_AVOID_SIDE_EFFECTS)
val = value_zero (register_type (current_gdbarch, regno), not_lval);
else
val = value_of_register (regno, get_selected_frame (NULL));
if (val == NULL)
- error (_("Value of register %s not available."),
- frame_map_regnum_to_name (get_selected_frame (NULL), regno));
+ error (_("Value of register %s not available."), name);
else
return val;
}
CORE_ADDR selector = 0;
- int using_gcc = 0;
int struct_return = 0;
int sub_no_side = 0;
b = block_for_pc (funaddr);
- /* If compiled without -g, assume GCC 2. */
- using_gcc = (b == NULL ? 2 : BLOCK_GCC_COMPILED (b));
-
CHECK_TYPEDEF (value_type);
if ((value_type == NULL)
value_type = expect_type;
}
- struct_return = using_struct_return (value_type, using_gcc);
+ struct_return = using_struct_return (value_type);
}
else if (expect_type != NULL)
{
- struct_return = using_struct_return (check_typedef (expect_type), using_gcc);
+ struct_return = using_struct_return (check_typedef (expect_type));
}
/* Found a function symbol. Now we will substitute its
argvec = (struct value **) alloca (sizeof (struct value *) * (nargs + 3));
if (op == STRUCTOP_MEMBER || op == STRUCTOP_MPTR)
{
- /* 1997-08-01 Currently we do not support function invocation
- via pointers-to-methods with HP aCC. Pointer does not point
- to the function, but possibly to some thunk. */
- if (deprecated_hp_som_som_object_present)
- {
- error (_("Not implemented: function invocation through pointer to method with HP aCC"));
- }
-
nargs++;
/* First, evaluate the structure into arg2 */
pc2 = (*pos)++;
switch (TYPE_CODE (type))
{
case TYPE_CODE_METHODPTR:
- if (deprecated_hp_som_som_object_present)
- {
- /* With HP aCC, pointers to methods do not point to the
- function code. */
- /* 1997-08-19 */
- error (_("Pointers to methods not supported with HP aCC"));
- }
-
if (noside == EVAL_AVOID_SIDE_EFFECTS)
return value_zero (TYPE_TARGET_TYPE (type), not_lval);
else
arg1);
mem_offset = value_as_long (arg2);
- if (deprecated_hp_som_som_object_present)
- {
- /* HP aCC generates offsets that have bit #29 set; turn it off to get
- a real offset to the member. */
- if (!mem_offset) /* no bias -> really null */
- error (_("Attempted dereference of null pointer-to-member"));
- mem_offset &= ~0x20000000;
- }
arg3 = value_from_pointer (lookup_pointer_type (TYPE_TARGET_TYPE (type)),
value_as_long (arg1) + mem_offset);
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
- /* Do special stuff for HP aCC pointers to members */
- if (deprecated_hp_som_som_object_present)
- {
- /* 1997-08-19 Can't assign HP aCC pointers to methods. No details of
- the implementation yet; but the pointer appears to point to a code
- sequence (thunk) in memory -- in any case it is *not* the address
- of the function as it would be in a naive implementation. */
- if (TYPE_CODE (value_type (arg1)) == TYPE_CODE_METHODPTR)
- error (_("Assignment to pointers to methods not implemented with HP aCC"));
-
- /* HP aCC pointers to data members require a constant bias. */
- if (TYPE_CODE (value_type (arg1)) == TYPE_CODE_MEMBERPTR)
- {
- unsigned int *ptr = (unsigned int *) value_contents (arg2); /* forces evaluation */
- *ptr |= 0x20000000; /* set 29th bit */
- }
- }
-
if (noside == EVAL_SKIP || noside == EVAL_AVOID_SIDE_EFFECTS)
return arg1;
if (binop_user_defined_p (op, arg1, arg2))
else
{
struct value *retvalp = evaluate_subexp_for_address (exp, pos, noside);
- /* If HP aCC object, use bias for pointers to members */
- if (deprecated_hp_som_som_object_present
- && TYPE_CODE (value_type (retvalp)) == TYPE_CODE_MEMBERPTR)
- {
- unsigned int *ptr = (unsigned int *) value_contents (retvalp); /* forces evaluation */
- *ptr |= 0x20000000; /* set 29th bit */
- }
return retvalp;
}
return
value_zero (type, not_lval);
}
- else
+ else if (symbol_read_needs_frame (var))
return
locate_var_value
(var,
block_innermost_frame (exp->elts[pc + 1].block));
+ else
+ return locate_var_value (var, NULL);
case OP_SCOPE:
tem = longest_to_int (exp->elts[pc + 2].longconst);