From 085734dd954dd2b3da9445dc517bfdb10f9ca117 Mon Sep 17 00:00:00 2001 From: Tom Tromey Date: Mon, 8 Mar 2021 07:27:57 -0700 Subject: Introduce objc_msgcall_operation This adds class objc_msgcall_operation, which implements OP_OBJC_MSGCALL. gdb/ChangeLog 2021-03-08 Tom Tromey * eval.c (objc_msgcall_operation::evaluate): New method. * c-exp.h (class objc_msgcall_operation): New. --- gdb/eval.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) (limited to 'gdb/eval.c') diff --git a/gdb/eval.c b/gdb/eval.c index 9d3b5ae..9196517 100644 --- a/gdb/eval.c +++ b/gdb/eval.c @@ -2436,6 +2436,45 @@ eval_multi_subscript (struct type *expect_type, struct expression *exp, return (arg1); } +namespace expr +{ + +value * +objc_msgcall_operation::evaluate (struct type *expect_type, + struct expression *exp, + enum noside noside) +{ + enum noside sub_no_side = EVAL_NORMAL; + struct type *selector_type = builtin_type (exp->gdbarch)->builtin_data_ptr; + + if (noside == EVAL_AVOID_SIDE_EFFECTS) + sub_no_side = EVAL_NORMAL; + else + sub_no_side = noside; + value *target + = std::get<1> (m_storage)->evaluate (selector_type, exp, sub_no_side); + + if (value_as_long (target) == 0) + sub_no_side = EVAL_AVOID_SIDE_EFFECTS; + else + sub_no_side = noside; + std::vector &args = std::get<2> (m_storage); + value **argvec = XALLOCAVEC (struct value *, args.size () + 3); + argvec[0] = nullptr; + argvec[1] = nullptr; + for (int i = 0; i < args.size (); ++i) + argvec[i + 2] = args[i]->evaluate_with_coercion (exp, sub_no_side); + argvec[args.size () + 2] = nullptr; + + return eval_op_objc_msgcall (expect_type, exp, noside, std:: + get<0> (m_storage), target, + gdb::make_array_view (argvec, + args.size () + 3)); +} + +} + + struct value * evaluate_subexp_standard (struct type *expect_type, struct expression *exp, int *pos, -- cgit v1.1