From 68c757358fc3d41ec26b2159cdbcac4f757dc3a2 Mon Sep 17 00:00:00 2001 From: Tom Tromey Date: Mon, 8 Mar 2021 07:27:57 -0700 Subject: [PATCH] Split out ada_atr_size This splits OP_ATR_SIZE into a new function for future use. gdb/ChangeLog 2021-03-08 Tom Tromey * ada-lang.c (ada_atr_size): New function. (ada_evaluate_subexp): Use it. --- gdb/ChangeLog | 5 +++++ gdb/ada-lang.c | 41 ++++++++++++++++++++++++++--------------- 2 files changed, 31 insertions(+), 15 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 0afbe4fe0e..2a20313f94 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +2021-03-08 Tom Tromey + + * ada-lang.c (ada_atr_size): New function. + (ada_evaluate_subexp): Use it. + 2021-03-08 Tom Tromey * ada-lang.c (ada_atr_tag): New function. diff --git a/gdb/ada-lang.c b/gdb/ada-lang.c index a1d990ce41..cfd85d3eee 100644 --- a/gdb/ada-lang.c +++ b/gdb/ada-lang.c @@ -10025,6 +10025,31 @@ ada_atr_tag (struct type *expect_type, return ada_value_tag (arg1); } +/* A helper function for OP_ATR_SIZE. */ + +static value * +ada_atr_size (struct type *expect_type, + struct expression *exp, + enum noside noside, enum exp_opcode op, + struct value *arg1) +{ + struct type *type = value_type (arg1); + + /* If the argument is a reference, then dereference its type, since + the user is really asking for the size of the actual object, + not the size of the pointer. */ + if (type->code () == TYPE_CODE_REF) + type = TYPE_TARGET_TYPE (type); + + if (noside == EVAL_SKIP) + return eval_skip_value (exp); + else if (noside == EVAL_AVOID_SIDE_EFFECTS) + return value_zero (builtin_type (exp->gdbarch)->builtin_int, not_lval); + else + return value_from_longest (builtin_type (exp->gdbarch)->builtin_int, + TARGET_CHAR_BIT * TYPE_LENGTH (type)); +} + /* Implement the evaluate_exp routine in the exp_descriptor structure for the Ada language. */ @@ -10802,21 +10827,7 @@ ada_evaluate_subexp (struct type *expect_type, struct expression *exp, case OP_ATR_SIZE: arg1 = evaluate_subexp (nullptr, exp, pos, noside); - type = value_type (arg1); - - /* If the argument is a reference, then dereference its type, since - the user is really asking for the size of the actual object, - not the size of the pointer. */ - if (type->code () == TYPE_CODE_REF) - type = TYPE_TARGET_TYPE (type); - - if (noside == EVAL_SKIP) - goto nosideret; - else if (noside == EVAL_AVOID_SIDE_EFFECTS) - return value_zero (builtin_type (exp->gdbarch)->builtin_int, not_lval); - else - return value_from_longest (builtin_type (exp->gdbarch)->builtin_int, - TARGET_CHAR_BIT * TYPE_LENGTH (type)); + return ada_atr_size (expect_type, exp, noside, op, arg1); case OP_ATR_VAL: evaluate_subexp (nullptr, exp, pos, EVAL_SKIP); -- 2.34.1