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* value.h (value_add, value_sub): Remove.

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(value_ptradd, value_ptrsub, value_ptrdiff): Add prototypes.
	* valarith.c (value_add, value_sub): Remove.
	(value_ptradd, value_ptrsub, value_ptrdiff): New functions.
	(find_size_for_pointer_math): Add assertion.  Update comment.
	(value_binop): Update comment.

	* eval.c (ptrmath_type_p): New function.
	(evaluate_subexp_standard): Replace value_add and value_sub
	by value_ptradd, value_ptrsub, value_ptrdiff or value_binop.
	Use builtin_type_uint8 instead of builtin_type_char to hold
	the increment for BINOP_{PRE,POST}{IN,DE}CREMENT operations.
	* valarith.c (value_subscript): Replace value_add by
	value_ptradd.  Replace value_sub by value_binop.
	* ada-lang.c (ada_value_ptr_subscript): Likewise.
	(ada_tag_name_2): Replace value_add by value_ptradd.
	(ada_evaluate_subexp): Replace value_add and value_sub by
	value_binop.
	* m2-lang.c (evaluate_subexp_modula2): Replace value_add
	by value_ptradd.
	* gnu-v2-abi.c (gnuv2_virtual_fn_field): Likewise.
	* gnu-v3-abi.c (gnuv3_method_ptr_to_value): Likewise.
This commit is contained in:
Ulrich Weigand
2008-09-11 14:13:46 +00:00
parent 98b90dd888
commit 89eef11460
8 changed files with 158 additions and 92 deletions
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13
gdb/ada-lang.c
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@@ -2362,8 +2362,10 @@ ada_value_ptr_subscript (struct value *arr, struct type *type, int arity,
get_discrete_bounds (TYPE_INDEX_TYPE (type), &lwb, &upb);
idx = value_pos_atr (ind[k]);
if (lwb != 0)
idx = value_sub (idx, value_from_longest (builtin_type_int, lwb));
arr = value_add (arr, idx);
idx = value_binop (idx, value_from_longest (value_type (idx), lwb),
BINOP_SUB);
arr = value_ptradd (arr, idx);
type = TYPE_TARGET_TYPE (type);
}
@@ -5726,7 +5728,8 @@ ada_tag_name_2 (struct tag_args *args)
valp = value_cast (info_type, args->tag);
if (valp == NULL)
return 0;
val = value_ind (value_add (valp, value_from_longest (builtin_type_int, -1)));
val = value_ind (value_ptradd (valp,
value_from_longest (builtin_type_int8, -1)));
if (val == NULL)
return 0;
val = ada_value_struct_elt (val, "expanded_name", 1);
@@ -8460,7 +8463,7 @@ ada_evaluate_subexp (struct type *expect_type, struct expression *exp,
type = value_type (arg1);
while (TYPE_CODE (type) == TYPE_CODE_REF)
type = TYPE_TARGET_TYPE (type);
return value_cast (type, value_add (arg1, arg2));
return value_cast (type, value_binop (arg1, arg2, BINOP_ADD));
case BINOP_SUB:
arg1 = evaluate_subexp_with_coercion (exp, pos, noside);
@@ -8481,7 +8484,7 @@ ada_evaluate_subexp (struct type *expect_type, struct expression *exp,
type = value_type (arg1);
while (TYPE_CODE (type) == TYPE_CODE_REF)
type = TYPE_TARGET_TYPE (type);
return value_cast (type, value_sub (arg1, arg2));
return value_cast (type, value_binop (arg1, arg2, BINOP_SUB));
case BINOP_MUL:
case BINOP_DIV: