/* Perform arithmetic and other operations on values, for GDB.
- Copyright (C) 1986-2018 Free Software Foundation, Inc.
+ Copyright (C) 1986-2019 Free Software Foundation, Inc.
This file is part of GDB.
#include "language.h"
#include "target-float.h"
#include "infcall.h"
-#include "common/byte-vector.h"
+#include "gdbsupport/byte-vector.h"
+#include "gdbarch.h"
/* Define whether or not the C operator '/' truncates towards zero for
differently signed operands (truncation direction is undefined in C). */
to doubles, but no longer does. */
struct value *
-value_subscripted_rvalue (struct value *array, LONGEST index, int lowerbound)
+value_subscripted_rvalue (struct value *array, LONGEST index, LONGEST lowerbound)
{
struct type *array_type = check_typedef (value_type (array));
struct type *elt_type = check_typedef (TYPE_TARGET_TYPE (array_type));
ULONGEST elt_size = type_length_units (elt_type);
+
+ /* Fetch the bit stride and convert it to a byte stride, assuming 8 bits
+ in a byte. */
+ LONGEST stride = TYPE_ARRAY_BIT_STRIDE (array_type);
+ if (stride != 0)
+ {
+ struct gdbarch *arch = get_type_arch (elt_type);
+ int unit_size = gdbarch_addressable_memory_unit_size (arch);
+ elt_size = stride / (unit_size * 8);
+ }
+
ULONGEST elt_offs = elt_size * (index - lowerbound);
if (index < lowerbound
arg1.operator @ (arg1,arg2) and return that value (where '@' is any
binary operator which is legal for GNU C++).
- OP is the operatore, and if it is BINOP_ASSIGN_MODIFY, then OTHEROP
+ OP is the operator, and if it is BINOP_ASSIGN_MODIFY, then OTHEROP
is the opcode saying how to modify it. Otherwise, OTHEROP is
unused. */
case UNOP_POSTINCREMENT:
strcpy (ptr, "++");
argvec[2] = value_from_longest (builtin_type (gdbarch)->builtin_int, 0);
- argvec[3] = 0;
nargs ++;
break;
case UNOP_POSTDECREMENT:
strcpy (ptr, "--");
argvec[2] = value_from_longest (builtin_type (gdbarch)->builtin_int, 0);
- argvec[3] = 0;
nargs ++;
break;
case UNOP_LOGICAL_NOT:
val = allocate_value (result_type);
store_signed_integer (value_contents_raw (val),
TYPE_LENGTH (result_type),
- gdbarch_byte_order (get_type_arch (result_type)),
+ type_byte_order (result_type),
v);
}
else
val = allocate_value (result_type);
store_unsigned_integer (value_contents_raw (val),
TYPE_LENGTH (value_type (val)),
- gdbarch_byte_order
- (get_type_arch (result_type)),
+ type_byte_order (result_type),
v);
}
else
val = allocate_value (result_type);
store_signed_integer (value_contents_raw (val),
TYPE_LENGTH (value_type (val)),
- gdbarch_byte_order
- (get_type_arch (result_type)),
+ type_byte_order (result_type),
v);
}
}
return -1;
rel_index = index - low_bound;
word = extract_unsigned_integer (valaddr + (rel_index / TARGET_CHAR_BIT), 1,
- gdbarch_byte_order (gdbarch));
+ type_byte_order (type));
rel_index %= TARGET_CHAR_BIT;
- if (gdbarch_bits_big_endian (gdbarch))
+ if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG)
rel_index = TARGET_CHAR_BIT - 1 - rel_index;
return (word >> rel_index) & 1;
}
error (_("First argument of 'IN' not in range"));
return member;
}
-
-void
-_initialize_valarith (void)
-{
-}