/* Evaluate expressions for GDB.
- Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
- 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Free Software
- Foundation, Inc.
+ Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
+ 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2006, 2007
+ 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., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "gdb_string.h"
#include "objc-lang.h"
#include "block.h"
#include "parser-defs.h"
+#include "cp-support.h"
+#include "ui-out.h"
+#include "exceptions.h"
+#include "regcache.h"
+
+#include "gdb_assert.h"
/* This is defined in valops.c */
extern int overload_resolution;
struct expression *exp,
int *pos, enum noside noside, int nargs)
{
- struct type *struct_type = check_typedef (VALUE_TYPE (struct_val));
+ struct type *struct_type = check_typedef (value_type (struct_val));
struct type *substruct_type = struct_type;
struct type *field_type;
int fieldno = -1;
struct value *val = NULL;
int nlabels = 0;
int bitpos, bitsize;
- char *addr;
+ bfd_byte *addr;
/* Skip past the labels, and count them. */
while (get_label (exp, pos) != NULL)
fieldno++)
{
char *field_name = TYPE_FIELD_NAME (struct_type, fieldno);
- if (field_name != NULL && DEPRECATED_STREQ (field_name, label))
+ if (field_name != NULL && strcmp (field_name, label) == 0)
{
variantno = -1;
subfieldno = fieldno;
subfieldno < TYPE_NFIELDS (substruct_type);
subfieldno++)
{
- if (DEPRECATED_STREQ (TYPE_FIELD_NAME (substruct_type,
+ if (strcmp(TYPE_FIELD_NAME (substruct_type,
subfieldno),
- label))
+ label) == 0)
{
goto found;
}
}
}
}
- error ("there is no field named %s", label);
+ error (_("there is no field named %s"), label);
found:
;
}
if (variantno < 0)
{
fieldno++;
+ /* Skip static fields. */
+ while (fieldno < TYPE_NFIELDS (struct_type)
+ && TYPE_FIELD_STATIC_KIND (struct_type, fieldno))
+ fieldno++;
subfieldno = fieldno;
if (fieldno >= TYPE_NFIELDS (struct_type))
- error ("too many initializers");
+ error (_("too many initializers"));
field_type = TYPE_FIELD_TYPE (struct_type, fieldno);
if (TYPE_CODE (field_type) == TYPE_CODE_UNION
&& TYPE_FIELD_NAME (struct_type, fieldno)[0] == '0')
- error ("don't know which variant you want to set");
+ error (_("don't know which variant you want to set"));
}
}
/* Now actually set the field in struct_val. */
/* Assign val to field fieldno. */
- if (VALUE_TYPE (val) != field_type)
+ if (value_type (val) != field_type)
val = value_cast (field_type, val);
bitsize = TYPE_FIELD_BITSIZE (substruct_type, subfieldno);
bitpos = TYPE_FIELD_BITPOS (struct_type, fieldno);
if (variantno >= 0)
bitpos += TYPE_FIELD_BITPOS (substruct_type, subfieldno);
- addr = VALUE_CONTENTS (struct_val) + bitpos / 8;
+ addr = value_contents_writeable (struct_val) + bitpos / 8;
if (bitsize)
modify_field (addr, value_as_long (val),
bitpos % 8, bitsize);
else
- memcpy (addr, VALUE_CONTENTS (val),
- TYPE_LENGTH (VALUE_TYPE (val)));
+ memcpy (addr, value_contents (val),
+ TYPE_LENGTH (value_type (val)));
}
while (--nlabels > 0);
}
enum noside noside, LONGEST low_bound, LONGEST high_bound)
{
LONGEST index;
- int element_size = TYPE_LENGTH (VALUE_TYPE (element));
+ int element_size = TYPE_LENGTH (value_type (element));
if (exp->elts[*pos].opcode == BINOP_COMMA)
{
(*pos)++;
low = value_as_long (evaluate_subexp (NULL_TYPE, exp, pos, noside));
high = value_as_long (evaluate_subexp (NULL_TYPE, exp, pos, noside));
if (low < low_bound || high > high_bound)
- error ("tuple range index out of range");
+ error (_("tuple range index out of range"));
for (index = low; index <= high; index++)
{
- memcpy (VALUE_CONTENTS_RAW (array)
+ memcpy (value_contents_raw (array)
+ (index - low_bound) * element_size,
- VALUE_CONTENTS (element), element_size);
+ value_contents (element), element_size);
}
}
else
{
index = value_as_long (evaluate_subexp (NULL_TYPE, exp, pos, noside));
if (index < low_bound || index > high_bound)
- error ("tuple index out of range");
- memcpy (VALUE_CONTENTS_RAW (array) + (index - low_bound) * element_size,
- VALUE_CONTENTS (element), element_size);
+ error (_("tuple index out of range"));
+ memcpy (value_contents_raw (array) + (index - low_bound) * element_size,
+ value_contents (element), element_size);
}
return index;
}
+struct value *
+value_f90_subarray (struct value *array,
+ struct expression *exp, int *pos, enum noside noside)
+{
+ int pc = (*pos) + 1;
+ LONGEST low_bound, high_bound;
+ struct type *range = check_typedef (TYPE_INDEX_TYPE (value_type (array)));
+ enum f90_range_type range_type = longest_to_int (exp->elts[pc].longconst);
+
+ *pos += 3;
+
+ if (range_type == LOW_BOUND_DEFAULT || range_type == BOTH_BOUND_DEFAULT)
+ low_bound = TYPE_LOW_BOUND (range);
+ else
+ low_bound = value_as_long (evaluate_subexp (NULL_TYPE, exp, pos, noside));
+
+ if (range_type == HIGH_BOUND_DEFAULT || range_type == BOTH_BOUND_DEFAULT)
+ high_bound = TYPE_HIGH_BOUND (range);
+ else
+ high_bound = value_as_long (evaluate_subexp (NULL_TYPE, exp, pos, noside));
+
+ return value_slice (array, low_bound, high_bound - low_bound + 1);
+}
+
struct value *
evaluate_subexp_standard (struct type *expect_type,
struct expression *exp, int *pos,
case OP_SCOPE:
tem = longest_to_int (exp->elts[pc + 2].longconst);
(*pos) += 4 + BYTES_TO_EXP_ELEM (tem + 1);
+ if (noside == EVAL_SKIP)
+ goto nosideret;
arg1 = value_aggregate_elt (exp->elts[pc + 1].type,
&exp->elts[pc + 3].string,
- noside);
+ 0, noside);
if (arg1 == NULL)
- error ("There is no field named %s", &exp->elts[pc + 3].string);
+ error (_("There is no field named %s"), &exp->elts[pc + 3].string);
return arg1;
case OP_LONG:
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)
value_rtti_target_type () if we are dealing with a pointer
or reference to a base class and print object is on. */
- return value_of_variable (exp->elts[pc + 2].symbol,
- exp->elts[pc + 1].block);
+ {
+ volatile struct gdb_exception except;
+ struct value *ret = NULL;
+
+ TRY_CATCH (except, RETURN_MASK_ERROR)
+ {
+ ret = value_of_variable (exp->elts[pc + 2].symbol,
+ exp->elts[pc + 1].block);
+ }
+
+ if (except.reason < 0)
+ {
+ if (noside == EVAL_AVOID_SIDE_EFFECTS)
+ ret = value_zero (SYMBOL_TYPE (exp->elts[pc + 2].symbol), not_lval);
+ else
+ throw_exception (except);
+ }
+
+ return ret;
+ }
case OP_LAST:
(*pos) += 2;
case OP_REGISTER:
{
- int regno = longest_to_int (exp->elts[pc + 1].longconst);
- struct value *val = value_of_register (regno, get_selected_frame (NULL));
- (*pos) += 2;
+ const char *name = &exp->elts[pc + 2].string;
+ int regno;
+ struct value *val;
+
+ (*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;
}
&& TYPE_CODE (type) == TYPE_CODE_STRUCT)
{
struct value *rec = allocate_value (expect_type);
- memset (VALUE_CONTENTS_RAW (rec), '\0', TYPE_LENGTH (type));
+ memset (value_contents_raw (rec), '\0', TYPE_LENGTH (type));
return evaluate_struct_tuple (rec, exp, pos, noside, nargs);
}
high_bound = (TYPE_LENGTH (type) / element_size) - 1;
}
index = low_bound;
- memset (VALUE_CONTENTS_RAW (array), 0, TYPE_LENGTH (expect_type));
+ memset (value_contents_raw (array), 0, TYPE_LENGTH (expect_type));
for (tem = nargs; --nargs >= 0;)
{
struct value *element;
evaluate_subexp (NULL_TYPE, exp, pos, EVAL_SKIP);
}
element = evaluate_subexp (element_type, exp, pos, noside);
- if (VALUE_TYPE (element) != element_type)
+ if (value_type (element) != element_type)
element = value_cast (element_type, element);
if (index_pc)
{
{
if (index > high_bound)
/* to avoid memory corruption */
- error ("Too many array elements");
- memcpy (VALUE_CONTENTS_RAW (array)
+ error (_("Too many array elements"));
+ memcpy (value_contents_raw (array)
+ (index - low_bound) * element_size,
- VALUE_CONTENTS (element),
+ value_contents (element),
element_size);
}
index++;
&& TYPE_CODE (type) == TYPE_CODE_SET)
{
struct value *set = allocate_value (expect_type);
- char *valaddr = VALUE_CONTENTS_RAW (set);
+ gdb_byte *valaddr = value_contents_raw (set);
struct type *element_type = TYPE_INDEX_TYPE (type);
struct type *check_type = element_type;
LONGEST low_bound, high_bound;
check_type = TYPE_TARGET_TYPE (check_type);
if (get_discrete_bounds (element_type, &low_bound, &high_bound) < 0)
- error ("(power)set type with unknown size");
+ error (_("(power)set type with unknown size"));
memset (valaddr, '\0', TYPE_LENGTH (type));
for (tem = 0; tem < nargs; tem++)
{
{
(*pos)++;
elem_val = evaluate_subexp (element_type, exp, pos, noside);
- range_low_type = VALUE_TYPE (elem_val);
+ range_low_type = value_type (elem_val);
range_low = value_as_long (elem_val);
elem_val = evaluate_subexp (element_type, exp, pos, noside);
- range_high_type = VALUE_TYPE (elem_val);
+ range_high_type = value_type (elem_val);
range_high = value_as_long (elem_val);
}
else
{
elem_val = evaluate_subexp (element_type, exp, pos, noside);
- range_low_type = range_high_type = VALUE_TYPE (elem_val);
+ range_low_type = range_high_type = value_type (elem_val);
range_low = range_high = value_as_long (elem_val);
}
/* check types of elements to avoid mixture of elements from
(TYPE_CODE (range_low_type) == TYPE_CODE_ENUM &&
(range_low_type != range_high_type)))
/* different element modes */
- error ("POWERSET tuple elements of different mode");
+ error (_("POWERSET tuple elements of different mode"));
if ((TYPE_CODE (check_type) != TYPE_CODE (range_low_type)) ||
(TYPE_CODE (check_type) == TYPE_CODE_ENUM &&
range_low_type != check_type))
- error ("incompatible POWERSET tuple elements");
+ error (_("incompatible POWERSET tuple elements"));
if (range_low > range_high)
{
- warning ("empty POWERSET tuple range");
+ warning (_("empty POWERSET tuple range"));
continue;
}
if (range_low < low_bound || range_high > high_bound)
- error ("POWERSET tuple element out of range");
+ error (_("POWERSET tuple element out of range"));
range_low -= low_bound;
range_high -= low_bound;
for (; range_low <= range_high; range_low++)
CORE_ADDR selector = 0;
- int using_gcc = 0;
int struct_return = 0;
int sub_no_side = 0;
responds_selector = lookup_child_selector ("respondsTo:");
if (responds_selector == 0)
- error ("no 'respondsTo:' or 'respondsToSelector:' method");
+ error (_("no 'respondsTo:' or 'respondsToSelector:' method"));
method_selector = lookup_child_selector ("methodForSelector:");
if (method_selector == 0)
method_selector = lookup_child_selector ("methodFor:");
if (method_selector == 0)
- error ("no 'methodFor:' or 'methodForSelector:' method");
+ error (_("no 'methodFor:' or 'methodForSelector:' method"));
/* Call the verification method, to make sure that the target
class implements the desired method. */
ret = call_function_by_hand (argvec[0], 3, argvec + 1);
}
if (value_as_long (ret) == 0)
- error ("Target does not respond to this message selector.");
+ error (_("Target does not respond to this message selector."));
/* Call "methodForSelector:" method, to get the address of a
function method that implements this selector for this
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
if (method)
{
- if (TYPE_CODE (VALUE_TYPE (method)) != TYPE_CODE_FUNC)
- error ("method address has symbol information with non-function type; skipping");
+ if (TYPE_CODE (value_type (method)) != TYPE_CODE_FUNC)
+ error (_("method address has symbol information with non-function type; skipping"));
if (struct_return)
VALUE_ADDRESS (method) = value_as_address (msg_send_stret);
else
it's opinion (ie. through "whatis"), it won't offer
it. */
- struct type *type = VALUE_TYPE (called_method);
+ struct type *type = value_type (called_method);
if (type && TYPE_CODE (type) == TYPE_CODE_PTR)
type = TYPE_TARGET_TYPE (type);
type = TYPE_TARGET_TYPE (type);
return allocate_value (type);
}
else
- error ("Expression of type other than \"method returning ...\" used as a method");
+ error (_("Expression of type other than \"method returning ...\" used as a method"));
}
/* Now depending on whether we found a symbol for the method,
if (gnu_runtime && (method != NULL))
{
/* Function objc_msg_lookup returns a pointer. */
- VALUE_TYPE (argvec[0]) = lookup_function_type
- (lookup_pointer_type (VALUE_TYPE (argvec[0])));
+ deprecated_set_value_type (argvec[0],
+ lookup_function_type (lookup_pointer_type (value_type (argvec[0]))));
argvec[0] = call_function_by_hand (argvec[0], nargs + 2, argvec + 1);
}
argvec = (struct value **) alloca (sizeof (struct value *) * (nargs + 3));
if (op == STRUCTOP_MEMBER || op == STRUCTOP_MPTR)
{
- LONGEST fnptr;
-
- /* 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)++;
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- fnptr = value_as_long (arg1);
+ if (TYPE_CODE (check_typedef (value_type (arg1)))
+ != TYPE_CODE_METHODPTR)
+ error (_("Non-pointer-to-member value used in pointer-to-member "
+ "construct"));
- if (METHOD_PTR_IS_VIRTUAL (fnptr))
+ if (noside == EVAL_AVOID_SIDE_EFFECTS)
{
- int fnoffset = METHOD_PTR_TO_VOFFSET (fnptr);
- struct type *basetype;
- struct type *domain_type =
- TYPE_DOMAIN_TYPE (TYPE_TARGET_TYPE (VALUE_TYPE (arg1)));
- int i, j;
- basetype = TYPE_TARGET_TYPE (VALUE_TYPE (arg2));
- if (domain_type != basetype)
- arg2 = value_cast (lookup_pointer_type (domain_type), arg2);
- basetype = TYPE_VPTR_BASETYPE (domain_type);
- for (i = TYPE_NFN_FIELDS (basetype) - 1; i >= 0; i--)
- {
- struct fn_field *f = TYPE_FN_FIELDLIST1 (basetype, i);
- /* If one is virtual, then all are virtual. */
- if (TYPE_FN_FIELD_VIRTUAL_P (f, 0))
- for (j = TYPE_FN_FIELDLIST_LENGTH (basetype, i) - 1; j >= 0; --j)
- if ((int) TYPE_FN_FIELD_VOFFSET (f, j) == fnoffset)
- {
- struct value *temp = value_ind (arg2);
- arg1 = value_virtual_fn_field (&temp, f, j, domain_type, 0);
- arg2 = value_addr (temp);
- goto got_it;
- }
- }
- if (i < 0)
- error ("virtual function at index %d not found", fnoffset);
+ struct type *method_type = check_typedef (value_type (arg1));
+ arg1 = value_zero (method_type, not_lval);
}
else
- {
- VALUE_TYPE (arg1) = lookup_pointer_type (TYPE_TARGET_TYPE (VALUE_TYPE (arg1)));
- }
- got_it:
+ arg1 = cplus_method_ptr_to_value (&arg2, arg1);
/* Now, say which argument to start evaluating from */
tem = 2;
save_pos1 = *pos;
argvec[0] = evaluate_subexp_with_coercion (exp, pos, noside);
tem = 1;
- type = VALUE_TYPE (argvec[0]);
+ type = value_type (argvec[0]);
if (type && TYPE_CODE (type) == TYPE_CODE_PTR)
type = TYPE_TARGET_TYPE (type);
if (type && TYPE_CODE (type) == TYPE_CODE_FUNC)
/* Prepare list of argument types for overload resolution */
arg_types = (struct type **) alloca (nargs * (sizeof (struct type *)));
for (ix = 1; ix <= nargs; ix++)
- arg_types[ix - 1] = VALUE_TYPE (argvec[ix]);
+ arg_types[ix - 1] = value_type (argvec[ix]);
(void) find_overload_match (arg_types, nargs, tstr,
1 /* method */ , 0 /* strict match */ ,
/* value_struct_elt updates temp with the correct value
of the ``this'' pointer if necessary, so modify argvec[1] to
reflect any ``this'' changes. */
- arg2 = value_from_longest (lookup_pointer_type(VALUE_TYPE (temp)),
- VALUE_ADDRESS (temp) + VALUE_OFFSET (temp)
- + VALUE_EMBEDDED_OFFSET (temp));
+ arg2 = value_from_longest (lookup_pointer_type(value_type (temp)),
+ VALUE_ADDRESS (temp) + value_offset (temp)
+ + value_embedded_offset (temp));
argvec[1] = arg2; /* the ``this'' pointer */
}
/* Prepare list of argument types for overload resolution */
arg_types = (struct type **) alloca (nargs * (sizeof (struct type *)));
for (ix = 1; ix <= nargs; ix++)
- arg_types[ix - 1] = VALUE_TYPE (argvec[ix]);
+ arg_types[ix - 1] = value_type (argvec[ix]);
(void) find_overload_match (arg_types, nargs, NULL /* no need for name */ ,
0 /* not method */ , 0 /* strict match */ ,
if (noside == EVAL_SKIP)
goto nosideret;
if (argvec[0] == NULL)
- error ("Cannot evaluate function -- may be inlined");
+ error (_("Cannot evaluate function -- may be inlined"));
if (noside == EVAL_AVOID_SIDE_EFFECTS)
{
/* If the return type doesn't look like a function type, call an
it won't offer it. */
struct type *ftype =
- TYPE_TARGET_TYPE (VALUE_TYPE (argvec[0]));
+ TYPE_TARGET_TYPE (value_type (argvec[0]));
if (ftype)
- return allocate_value (TYPE_TARGET_TYPE (VALUE_TYPE (argvec[0])));
+ return allocate_value (TYPE_TARGET_TYPE (value_type (argvec[0])));
else
- error ("Expression of type other than \"Function returning ...\" used as function");
+ error (_("Expression of type other than \"Function returning ...\" used as function"));
}
return call_function_by_hand (argvec[0], nargs, argvec + 1);
/* pai: FIXME save value from call_function_by_hand, then adjust pc by adjust_fn_pc if +ve */
/* First determine the type code we are dealing with. */
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- type = check_typedef (VALUE_TYPE (arg1));
+ type = check_typedef (value_type (arg1));
code = TYPE_CODE (type);
+ if (code == TYPE_CODE_PTR)
+ {
+ /* Fortran always passes variable to subroutines as pointer.
+ So we need to look into its target type to see if it is
+ array, string or function. If it is, we need to switch
+ to the target value the original one points to. */
+ struct type *target_type = check_typedef (TYPE_TARGET_TYPE (type));
+
+ if (TYPE_CODE (target_type) == TYPE_CODE_ARRAY
+ || TYPE_CODE (target_type) == TYPE_CODE_STRING
+ || TYPE_CODE (target_type) == TYPE_CODE_FUNC)
+ {
+ arg1 = value_ind (arg1);
+ type = check_typedef (value_type (arg1));
+ code = TYPE_CODE (type);
+ }
+ }
+
switch (code)
{
case TYPE_CODE_ARRAY:
- goto multi_f77_subscript;
+ if (exp->elts[*pos].opcode == OP_F90_RANGE)
+ return value_f90_subarray (arg1, exp, pos, noside);
+ else
+ goto multi_f77_subscript;
case TYPE_CODE_STRING:
- goto op_f77_substr;
+ if (exp->elts[*pos].opcode == OP_F90_RANGE)
+ return value_f90_subarray (arg1, exp, pos, noside);
+ else
+ {
+ arg2 = evaluate_subexp_with_coercion (exp, pos, noside);
+ return value_subscript (arg1, arg2);
+ }
case TYPE_CODE_PTR:
case TYPE_CODE_FUNC:
goto do_call_it;
default:
- error ("Cannot perform substring on this type");
+ error (_("Cannot perform substring on this type"));
}
- op_f77_substr:
- /* We have a substring operation on our hands here,
- let us get the string we will be dealing with */
-
- /* Now evaluate the 'from' and 'to' */
-
- arg2 = evaluate_subexp_with_coercion (exp, pos, noside);
-
- if (nargs < 2)
- return value_subscript (arg1, arg2);
-
- arg3 = evaluate_subexp_with_coercion (exp, pos, noside);
-
- if (noside == EVAL_SKIP)
- goto nosideret;
-
- tem2 = value_as_long (arg2);
- tem3 = value_as_long (arg3);
-
- return value_slice (arg1, tem2, tem3 - tem2 + 1);
-
case OP_COMPLEX:
/* We have a complex number, There should be 2 floating
point numbers that compose it */
if (noside == EVAL_SKIP)
goto nosideret;
if (noside == EVAL_AVOID_SIDE_EFFECTS)
- return value_zero (lookup_struct_elt_type (VALUE_TYPE (arg1),
+ return value_zero (lookup_struct_elt_type (value_type (arg1),
&exp->elts[pc + 2].string,
0),
lval_memory);
with rtti type in order to continue on with successful
lookup of member / method only available in the rtti type. */
{
- struct type *type = VALUE_TYPE (arg1);
+ struct type *type = value_type (arg1);
struct type *real_type;
int full, top, using_enc;
}
if (noside == EVAL_AVOID_SIDE_EFFECTS)
- return value_zero (lookup_struct_elt_type (VALUE_TYPE (arg1),
+ return value_zero (lookup_struct_elt_type (value_type (arg1),
&exp->elts[pc + 2].string,
0),
lval_memory);
}
case STRUCTOP_MEMBER:
- arg1 = evaluate_subexp_for_address (exp, pos, noside);
+ case STRUCTOP_MPTR:
+ if (op == STRUCTOP_MEMBER)
+ arg1 = evaluate_subexp_for_address (exp, pos, noside);
+ else
+ arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+
arg2 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- /* With HP aCC, pointers to methods do not point to the function code */
- if (deprecated_hp_som_som_object_present &&
- (TYPE_CODE (VALUE_TYPE (arg2)) == TYPE_CODE_PTR) &&
- (TYPE_CODE (TYPE_TARGET_TYPE (VALUE_TYPE (arg2))) == TYPE_CODE_METHOD))
- error ("Pointers to methods not supported with HP aCC"); /* 1997-08-19 */
+ if (noside == EVAL_SKIP)
+ goto nosideret;
- mem_offset = value_as_long (arg2);
- goto handle_pointer_to_member;
+ type = check_typedef (value_type (arg2));
+ switch (TYPE_CODE (type))
+ {
+ case TYPE_CODE_METHODPTR:
+ if (noside == EVAL_AVOID_SIDE_EFFECTS)
+ return value_zero (TYPE_TARGET_TYPE (type), not_lval);
+ else
+ {
+ arg2 = cplus_method_ptr_to_value (&arg1, arg2);
+ gdb_assert (TYPE_CODE (value_type (arg2)) == TYPE_CODE_PTR);
+ return value_ind (arg2);
+ }
- case STRUCTOP_MPTR:
- arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- arg2 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ case TYPE_CODE_MEMBERPTR:
+ /* Now, convert these values to an address. */
+ arg1 = value_cast (lookup_pointer_type (TYPE_DOMAIN_TYPE (type)),
+ arg1);
- /* With HP aCC, pointers to methods do not point to the function code */
- if (deprecated_hp_som_som_object_present &&
- (TYPE_CODE (VALUE_TYPE (arg2)) == TYPE_CODE_PTR) &&
- (TYPE_CODE (TYPE_TARGET_TYPE (VALUE_TYPE (arg2))) == TYPE_CODE_METHOD))
- error ("Pointers to methods not supported with HP aCC"); /* 1997-08-19 */
+ mem_offset = value_as_long (arg2);
- mem_offset = value_as_long (arg2);
+ arg3 = value_from_pointer (lookup_pointer_type (TYPE_TARGET_TYPE (type)),
+ value_as_long (arg1) + mem_offset);
+ return value_ind (arg3);
- handle_pointer_to_member:
- /* HP aCC generates offsets that have bit #29 set; turn it off to get
- a real offset to the member. */
- if (deprecated_hp_som_som_object_present)
- {
- if (!mem_offset) /* no bias -> really null */
- error ("Attempted dereference of null pointer-to-member");
- mem_offset &= ~0x20000000;
+ default:
+ error (_("non-pointer-to-member value used in pointer-to-member construct"));
}
- if (noside == EVAL_SKIP)
- goto nosideret;
- type = check_typedef (VALUE_TYPE (arg2));
- if (TYPE_CODE (type) != TYPE_CODE_PTR)
- goto bad_pointer_to_member;
- type = check_typedef (TYPE_TARGET_TYPE (type));
- if (TYPE_CODE (type) == TYPE_CODE_METHOD)
- error ("not implemented: pointer-to-method in pointer-to-member construct");
- if (TYPE_CODE (type) != TYPE_CODE_MEMBER)
- goto bad_pointer_to_member;
- /* Now, convert these values to an address. */
- arg1 = value_cast (lookup_pointer_type (TYPE_DOMAIN_TYPE (type)),
- arg1);
- arg3 = value_from_pointer (lookup_pointer_type (TYPE_TARGET_TYPE (type)),
- value_as_long (arg1) + mem_offset);
- return value_ind (arg3);
- bad_pointer_to_member:
- error ("non-pointer-to-member value used in pointer-to-member construct");
case BINOP_CONCAT:
arg1 = evaluate_subexp_with_coercion (exp, pos, noside);
case BINOP_ASSIGN:
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_PTR) &&
- (TYPE_CODE (TYPE_TARGET_TYPE (VALUE_TYPE (arg1))) == TYPE_CODE_METHOD))
- 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_PTR) &&
- (TYPE_CODE (TYPE_TARGET_TYPE (VALUE_TYPE (arg1))) == TYPE_CODE_MEMBER))
- {
- unsigned int *ptr = (unsigned int *) VALUE_CONTENTS (arg2); /* forces evaluation */
- *ptr |= 0x20000000; /* set 29th bit */
- }
- }
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
if (noside == EVAL_SKIP || noside == EVAL_AVOID_SIDE_EFFECTS)
return arg1;
case BINOP_ASSIGN_MODIFY:
(*pos) += 2;
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- arg2 = evaluate_subexp (VALUE_TYPE (arg1), exp, pos, noside);
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
if (noside == EVAL_SKIP || noside == EVAL_AVOID_SIDE_EFFECTS)
return arg1;
op = exp->elts[pc + 1].opcode;
else
return value_sub (arg1, arg2);
+ case BINOP_EXP:
case BINOP_MUL:
case BINOP_DIV:
case BINOP_REM:
return value_x_binop (arg1, arg2, op, OP_NULL, noside);
else if (noside == EVAL_AVOID_SIDE_EFFECTS
&& (op == BINOP_DIV || op == BINOP_REM || op == BINOP_MOD))
- return value_zero (VALUE_TYPE (arg1), not_lval);
+ return value_zero (value_type (arg1), not_lval);
else
return value_binop (arg1, arg2, op);
arg2 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
if (noside == EVAL_SKIP)
goto nosideret;
- error ("':' operator used in invalid context");
+ error (_("':' operator used in invalid context"));
case BINOP_SUBSCRIPT:
arg1 = evaluate_subexp_with_coercion (exp, pos, noside);
then report this as an error. */
arg1 = coerce_ref (arg1);
- type = check_typedef (VALUE_TYPE (arg1));
+ type = check_typedef (value_type (arg1));
if (TYPE_CODE (type) != TYPE_CODE_ARRAY
&& TYPE_CODE (type) != TYPE_CODE_PTR)
{
if (TYPE_NAME (type))
- error ("cannot subscript something of type `%s'",
+ error (_("cannot subscript something of type `%s'"),
TYPE_NAME (type));
else
- error ("cannot subscript requested type");
+ error (_("cannot subscript requested type"));
}
if (noside == EVAL_AVOID_SIDE_EFFECTS)
type (like a plain int variable for example), then report this
as an error. */
- type = TYPE_TARGET_TYPE (check_typedef (VALUE_TYPE (arg1)));
+ type = TYPE_TARGET_TYPE (check_typedef (value_type (arg1)));
if (type != NULL)
{
arg1 = value_zero (type, VALUE_LVAL (arg1));
}
else
{
- error ("cannot subscript something of type `%s'",
- TYPE_NAME (VALUE_TYPE (arg1)));
+ error (_("cannot subscript something of type `%s'"),
+ TYPE_NAME (value_type (arg1)));
}
}
int offset_item; /* The array offset where the item lives */
if (nargs > MAX_FORTRAN_DIMS)
- error ("Too many subscripts for F77 (%d Max)", MAX_FORTRAN_DIMS);
+ error (_("Too many subscripts for F77 (%d Max)"), MAX_FORTRAN_DIMS);
- tmp_type = check_typedef (VALUE_TYPE (arg1));
+ tmp_type = check_typedef (value_type (arg1));
ndimensions = calc_f77_array_dims (type);
if (nargs != ndimensions)
- error ("Wrong number of subscripts");
+ error (_("Wrong number of subscripts"));
/* Now that we know we have a legal array subscript expression
let us actually find out where this element exists in the array. */
{
retcode = f77_get_dynamic_upperbound (tmp_type, &upper);
if (retcode == BOUND_FETCH_ERROR)
- error ("Cannot obtain dynamic upper bound");
+ error (_("Cannot obtain dynamic upper bound"));
retcode = f77_get_dynamic_lowerbound (tmp_type, &lower);
if (retcode == BOUND_FETCH_ERROR)
- error ("Cannot obtain dynamic lower bound");
+ error (_("Cannot obtain dynamic lower bound"));
array_size_array[nargs - i - 1] = upper - lower + 1;
type, this will ensure that value_subscript()
returns the correct type value */
- VALUE_TYPE (arg1) = tmp_type;
+ deprecated_set_value_type (arg1, tmp_type);
return value_ind (value_add (value_coerce_array (arg1), arg2));
}
case BINOP_EQUAL:
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- arg2 = evaluate_subexp (VALUE_TYPE (arg1), exp, pos, noside);
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
if (noside == EVAL_SKIP)
goto nosideret;
if (binop_user_defined_p (op, arg1, arg2))
case BINOP_NOTEQUAL:
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- arg2 = evaluate_subexp (VALUE_TYPE (arg1), exp, pos, noside);
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
if (noside == EVAL_SKIP)
goto nosideret;
if (binop_user_defined_p (op, arg1, arg2))
case BINOP_LESS:
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- arg2 = evaluate_subexp (VALUE_TYPE (arg1), exp, pos, noside);
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
if (noside == EVAL_SKIP)
goto nosideret;
if (binop_user_defined_p (op, arg1, arg2))
case BINOP_GTR:
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- arg2 = evaluate_subexp (VALUE_TYPE (arg1), exp, pos, noside);
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
if (noside == EVAL_SKIP)
goto nosideret;
if (binop_user_defined_p (op, arg1, arg2))
case BINOP_GEQ:
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- arg2 = evaluate_subexp (VALUE_TYPE (arg1), exp, pos, noside);
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
if (noside == EVAL_SKIP)
goto nosideret;
if (binop_user_defined_p (op, arg1, arg2))
case BINOP_LEQ:
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
- arg2 = evaluate_subexp (VALUE_TYPE (arg1), exp, pos, noside);
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
if (noside == EVAL_SKIP)
goto nosideret;
if (binop_user_defined_p (op, arg1, arg2))
arg2 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
if (noside == EVAL_SKIP)
goto nosideret;
- type = check_typedef (VALUE_TYPE (arg2));
+ type = check_typedef (value_type (arg2));
if (TYPE_CODE (type) != TYPE_CODE_INT)
- error ("Non-integral right operand for \"@\" operator.");
+ error (_("Non-integral right operand for \"@\" operator."));
if (noside == EVAL_AVOID_SIDE_EFFECTS)
{
- return allocate_repeat_value (VALUE_TYPE (arg1),
+ return allocate_repeat_value (value_type (arg1),
longest_to_int (value_as_long (arg2)));
}
else
evaluate_subexp (NULL_TYPE, exp, pos, noside);
return evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ case UNOP_PLUS:
+ arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ if (noside == EVAL_SKIP)
+ goto nosideret;
+ if (unop_user_defined_p (op, arg1))
+ return value_x_unop (arg1, op, noside);
+ else
+ return value_pos (arg1);
+
case UNOP_NEG:
arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
if (noside == EVAL_SKIP)
if (expect_type && TYPE_CODE (expect_type) == TYPE_CODE_PTR)
expect_type = TYPE_TARGET_TYPE (check_typedef (expect_type));
arg1 = evaluate_subexp (expect_type, exp, pos, noside);
- if ((TYPE_TARGET_TYPE (VALUE_TYPE (arg1))) &&
- ((TYPE_CODE (TYPE_TARGET_TYPE (VALUE_TYPE (arg1))) == TYPE_CODE_METHOD) ||
- (TYPE_CODE (TYPE_TARGET_TYPE (VALUE_TYPE (arg1))) == TYPE_CODE_MEMBER)))
- error ("Attempt to dereference pointer to member without an object");
+ type = check_typedef (value_type (arg1));
+ if (TYPE_CODE (type) == TYPE_CODE_METHODPTR
+ || TYPE_CODE (type) == TYPE_CODE_MEMBERPTR)
+ error (_("Attempt to dereference pointer to member without an object"));
if (noside == EVAL_SKIP)
goto nosideret;
if (unop_user_defined_p (op, arg1))
return value_x_unop (arg1, op, noside);
else if (noside == EVAL_AVOID_SIDE_EFFECTS)
{
- type = check_typedef (VALUE_TYPE (arg1));
+ type = check_typedef (value_type (arg1));
if (TYPE_CODE (type) == TYPE_CODE_PTR
|| TYPE_CODE (type) == TYPE_CODE_REF
/* In C you can dereference an array to get the 1st elt. */
/* GDB allows dereferencing an int. */
return value_zero (builtin_type_int, lval_memory);
else
- error ("Attempt to take contents of a non-pointer value.");
+ error (_("Attempt to take contents of a non-pointer value."));
}
return value_ind (arg1);
if (noside == EVAL_SKIP)
{
- if (op == OP_SCOPE)
- {
- int temm = longest_to_int (exp->elts[pc + 3].longconst);
- (*pos) += 3 + BYTES_TO_EXP_ELEM (temm + 1);
- }
- else
- evaluate_subexp (NULL_TYPE, exp, pos, EVAL_SKIP);
+ evaluate_subexp (NULL_TYPE, exp, pos, EVAL_SKIP);
goto nosideret;
}
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_PTR) &&
- (TYPE_CODE (TYPE_TARGET_TYPE (VALUE_TYPE (retvalp))) == TYPE_CODE_MEMBER))
- {
- unsigned int *ptr = (unsigned int *) VALUE_CONTENTS (retvalp); /* forces evaluation */
- *ptr |= 0x20000000; /* set 29th bit */
- }
return retvalp;
}
arg1 = evaluate_subexp (type, exp, pos, noside);
if (noside == EVAL_SKIP)
goto nosideret;
- if (type != VALUE_TYPE (arg1))
+ if (type != value_type (arg1))
arg1 = value_cast (type, arg1);
return arg1;
return value_at_lazy (exp->elts[pc + 1].type,
value_as_address (arg1));
+ case UNOP_MEMVAL_TLS:
+ (*pos) += 3;
+ arg1 = evaluate_subexp (expect_type, exp, pos, noside);
+ if (noside == EVAL_SKIP)
+ goto nosideret;
+ if (noside == EVAL_AVOID_SIDE_EFFECTS)
+ return value_zero (exp->elts[pc + 2].type, lval_memory);
+ else
+ {
+ CORE_ADDR tls_addr;
+ tls_addr = target_translate_tls_address (exp->elts[pc + 1].objfile,
+ value_as_address (arg1));
+ return value_at_lazy (exp->elts[pc + 2].type, tls_addr);
+ }
+
case UNOP_PREINCREMENT:
arg1 = evaluate_subexp (expect_type, exp, pos, noside);
if (noside == EVAL_SKIP || noside == EVAL_AVOID_SIDE_EFFECTS)
return value_of_local ("self", 1);
case OP_TYPE:
- error ("Attempt to use a type name as an expression");
+ /* The value is not supposed to be used. This is here to make it
+ easier to accommodate expressions that contain types. */
+ (*pos) += 2;
+ if (noside == EVAL_SKIP)
+ goto nosideret;
+ else if (noside == EVAL_AVOID_SIDE_EFFECTS)
+ return allocate_value (exp->elts[pc + 1].type);
+ else
+ error (_("Attempt to use a type name as an expression"));
default:
/* Removing this case and compiling with gcc -Wall reveals that
then they should be separate cases, with more descriptive
error messages. */
- error ("\
-GDB does not (yet) know how to evaluate that kind of expression");
+ error (_("\
+GDB does not (yet) know how to evaluate that kind of expression"));
}
nosideret:
enum exp_opcode op;
int pc;
struct symbol *var;
+ struct value *x;
+ int tem;
pc = (*pos);
op = exp->elts[pc].opcode;
{
case UNOP_IND:
(*pos)++;
- return evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ x = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+
+ /* We can't optimize out "&*" if there's a user-defined operator*. */
+ if (unop_user_defined_p (op, x))
+ {
+ x = value_x_unop (x, op, noside);
+ goto default_case_after_eval;
+ }
+
+ return x;
case UNOP_MEMVAL:
(*pos) += 3;
|| sym_class == LOC_CONST_BYTES
|| sym_class == LOC_REGISTER
|| sym_class == LOC_REGPARM)
- error ("Attempt to take address of register or constant.");
+ error (_("Attempt to take address of register or constant."));
return
value_zero (type, not_lval);
(var,
block_innermost_frame (exp->elts[pc + 1].block));
+ case OP_SCOPE:
+ tem = longest_to_int (exp->elts[pc + 2].longconst);
+ (*pos) += 5 + BYTES_TO_EXP_ELEM (tem + 1);
+ x = value_aggregate_elt (exp->elts[pc + 1].type,
+ &exp->elts[pc + 3].string,
+ 1, noside);
+ if (x == NULL)
+ error (_("There is no field named %s"), &exp->elts[pc + 3].string);
+ return x;
+
default:
default_case:
+ x = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ default_case_after_eval:
if (noside == EVAL_AVOID_SIDE_EFFECTS)
{
- struct value *x = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ struct type *type = check_typedef (value_type (x));
+
if (VALUE_LVAL (x) == lval_memory)
- return value_zero (lookup_pointer_type (VALUE_TYPE (x)),
+ return value_zero (lookup_pointer_type (value_type (x)),
+ not_lval);
+ else if (TYPE_CODE (type) == TYPE_CODE_REF)
+ return value_zero (lookup_pointer_type (TYPE_TARGET_TYPE (type)),
not_lval);
else
- error ("Attempt to take address of non-lval");
+ error (_("Attempt to take address of non-lval"));
}
- return value_addr (evaluate_subexp (NULL_TYPE, exp, pos, noside));
+ return value_addr (x);
}
}
When used in contexts where arrays will be coerced anyway, this is
equivalent to `evaluate_subexp' but much faster because it avoids
actually fetching array contents (perhaps obsolete now that we have
- VALUE_LAZY).
+ value_lazy()).
Note that we currently only do the coercion for C expressions, where
arrays are zero based and the coercion is correct. For other languages,
case UNOP_IND:
(*pos)++;
val = evaluate_subexp (NULL_TYPE, exp, pos, EVAL_AVOID_SIDE_EFFECTS);
- type = check_typedef (VALUE_TYPE (val));
+ type = check_typedef (value_type (val));
if (TYPE_CODE (type) != TYPE_CODE_PTR
&& TYPE_CODE (type) != TYPE_CODE_REF
&& TYPE_CODE (type) != TYPE_CODE_ARRAY)
- error ("Attempt to take contents of a non-pointer value.");
+ error (_("Attempt to take contents of a non-pointer value."));
type = check_typedef (TYPE_TARGET_TYPE (type));
return value_from_longest (builtin_type_int, (LONGEST)
TYPE_LENGTH (type));
default:
val = evaluate_subexp (NULL_TYPE, exp, pos, EVAL_AVOID_SIDE_EFFECTS);
return value_from_longest (builtin_type_int,
- (LONGEST) TYPE_LENGTH (VALUE_TYPE (val)));
+ (LONGEST) TYPE_LENGTH (value_type (val)));
}
}
tmp[length + 3] = '\0';
expr = parse_expression (tmp);
if (expr->elts[0].opcode != UNOP_CAST)
- error ("Internal error in eval_type.");
+ error (_("Internal error in eval_type."));
return expr->elts[1].type;
}
struct type *tmp_type;
if ((TYPE_CODE (array_type) != TYPE_CODE_ARRAY))
- error ("Can't get dimensions for a non-array type");
+ error (_("Can't get dimensions for a non-array type"));
tmp_type = array_type;
projects / deliverable / binutils-gdb.git / blobdiff