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Split out eval_op_lognot

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This splits UNOP_LOGICAL_NOT into a new function for future use.

gdb/ChangeLog
2021-03-08  Tom Tromey  <tom@tromey.com>

	* eval.c (eval_op_lognot): New function.
	(evaluate_subexp_standard): Use it.
This commit is contained in:
Tom Tromey 2021-03-08 07:27:57 -07:00
parent 1f09ec811e
commit 24338fb9d9
2 changed files with 25 additions and 9 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2021-03-08 Tom Tromey <tom@tromey.com>
* eval.c (eval_op_lognot): New function.
(evaluate_subexp_standard): Use it.
2021-03-08 Tom Tromey <tom@tromey.com>
* eval.c (eval_op_complement): New function.

29
gdb/eval.c
View File

@ -1805,6 +1805,25 @@ eval_op_complement (struct type *expect_type, struct expression *exp,
}
}
/* A helper function for UNOP_LOGICAL_NOT. */
static struct value *
eval_op_lognot (struct type *expect_type, struct expression *exp,
enum noside noside, enum exp_opcode op,
struct value *arg1)
{
if (noside == EVAL_SKIP)
return eval_skip_value (exp);
if (unop_user_defined_p (op, arg1))
return value_x_unop (arg1, op, noside);
else
{
struct type *type = language_bool_type (exp->language_defn,
exp->gdbarch);
return value_from_longest (type, (LONGEST) value_logical_not (arg1));
}
}
struct value *
evaluate_subexp_standard (struct type *expect_type,
struct expression *exp, int *pos,
@ -2668,15 +2687,7 @@ evaluate_subexp_standard (struct type *expect_type,
case UNOP_LOGICAL_NOT:
arg1 = evaluate_subexp (nullptr, exp, pos, noside);
if (noside == EVAL_SKIP)
return eval_skip_value (exp);
if (unop_user_defined_p (op, arg1))
return value_x_unop (arg1, op, noside);
else
{
type = language_bool_type (exp->language_defn, exp->gdbarch);
return value_from_longest (type, (LONGEST) value_logical_not (arg1));
}
return eval_op_lognot (expect_type, exp, noside, op, arg1);
case UNOP_IND:
if (expect_type && expect_type->code () == TYPE_CODE_PTR)