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085734dd95
This adds class objc_msgcall_operation, which implements OP_OBJC_MSGCALL. gdb/ChangeLog 2021-03-08 Tom Tromey <tom@tromey.com> * eval.c (objc_msgcall_operation::evaluate): New method. * c-exp.h (class objc_msgcall_operation): New.
111 lines
2.8 KiB
C++
111 lines
2.8 KiB
C++
/* Definitions for C expressions
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Copyright (C) 2020 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef C_EXP_H
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#define C_EXP_H
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#include "expop.h"
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#include "objc-lang.h"
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extern struct value *eval_op_objc_selector (struct type *expect_type,
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struct expression *exp,
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enum noside noside,
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const char *sel);
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namespace expr
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{
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class c_string_operation
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: public tuple_holding_operation<enum c_string_type_values,
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std::vector<std::string>>
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{
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public:
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using tuple_holding_operation::tuple_holding_operation;
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value *evaluate (struct type *expect_type,
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struct expression *exp,
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enum noside noside) override;
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enum exp_opcode opcode () const override
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{ return OP_STRING; }
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};
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class objc_nsstring_operation
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: public tuple_holding_operation<std::string>
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{
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public:
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using tuple_holding_operation::tuple_holding_operation;
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value *evaluate (struct type *expect_type,
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struct expression *exp,
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enum noside noside) override
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{
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if (noside == EVAL_SKIP)
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return eval_skip_value (exp);
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const std::string &str = std::get<0> (m_storage);
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return value_nsstring (exp->gdbarch, str.c_str (), str.size () + 1);
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}
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enum exp_opcode opcode () const override
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{ return OP_OBJC_NSSTRING; }
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};
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class objc_selector_operation
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: public tuple_holding_operation<std::string>
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{
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public:
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using tuple_holding_operation::tuple_holding_operation;
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value *evaluate (struct type *expect_type,
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struct expression *exp,
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enum noside noside) override
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{
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if (noside == EVAL_SKIP)
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return eval_skip_value (exp);
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return eval_op_objc_selector (expect_type, exp, noside,
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std::get<0> (m_storage).c_str ());
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}
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enum exp_opcode opcode () const override
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{ return OP_OBJC_SELECTOR; }
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};
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/* An Objective C message call. */
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class objc_msgcall_operation
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: public tuple_holding_operation<CORE_ADDR, operation_up,
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std::vector<operation_up>>
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{
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public:
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using tuple_holding_operation::tuple_holding_operation;
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value *evaluate (struct type *expect_type,
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struct expression *exp,
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enum noside noside) override;
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enum exp_opcode opcode () const override
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{ return OP_OBJC_MSGCALL; }
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};
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}/* namespace expr */
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#endif /* C_EXP_H */
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