1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
|
/* Definitions for C expressions
Copyright (C) 2020 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef C_EXP_H
#define C_EXP_H
#include "expop.h"
#include "objc-lang.h"
extern struct value *eval_op_objc_selector (struct type *expect_type,
struct expression *exp,
enum noside noside,
const char *sel);
extern struct value *opencl_value_cast (struct type *type, struct value *arg);
extern struct value *eval_opencl_assign (struct type *expect_type,
struct expression *exp,
enum noside noside,
enum exp_opcode op,
struct value *arg1,
struct value *arg2);
extern struct value *opencl_relop (struct type *expect_type,
struct expression *exp,
enum noside noside, enum exp_opcode op,
struct value *arg1, struct value *arg2);
extern struct value *opencl_logical_not (struct type *expect_type,
struct expression *exp,
enum noside noside,
enum exp_opcode op,
struct value *arg);
namespace expr
{
class c_string_operation
: public tuple_holding_operation<enum c_string_type_values,
std::vector<std::string>>
{
public:
using tuple_holding_operation::tuple_holding_operation;
value *evaluate (struct type *expect_type,
struct expression *exp,
enum noside noside) override;
enum exp_opcode opcode () const override
{ return OP_STRING; }
};
class objc_nsstring_operation
: public tuple_holding_operation<std::string>
{
public:
using tuple_holding_operation::tuple_holding_operation;
value *evaluate (struct type *expect_type,
struct expression *exp,
enum noside noside) override
{
const std::string &str = std::get<0> (m_storage);
return value_nsstring (exp->gdbarch, str.c_str (), str.size () + 1);
}
enum exp_opcode opcode () const override
{ return OP_OBJC_NSSTRING; }
};
class objc_selector_operation
: public tuple_holding_operation<std::string>
{
public:
using tuple_holding_operation::tuple_holding_operation;
value *evaluate (struct type *expect_type,
struct expression *exp,
enum noside noside) override
{
return eval_op_objc_selector (expect_type, exp, noside,
std::get<0> (m_storage).c_str ());
}
enum exp_opcode opcode () const override
{ return OP_OBJC_SELECTOR; }
};
/* An Objective C message call. */
class objc_msgcall_operation
: public tuple_holding_operation<CORE_ADDR, operation_up,
std::vector<operation_up>>
{
public:
using tuple_holding_operation::tuple_holding_operation;
value *evaluate (struct type *expect_type,
struct expression *exp,
enum noside noside) override;
enum exp_opcode opcode () const override
{ return OP_OBJC_MSGCALL; }
};
using opencl_cast_type_operation = cxx_cast_operation<UNOP_CAST_TYPE,
opencl_value_cast>;
/* Binary operations, as needed for OpenCL. */
template<enum exp_opcode OP, binary_ftype FUNC,
typename BASE = maybe_constant_operation<operation_up, operation_up>>
class opencl_binop_operation
: public BASE
{
public:
using BASE::BASE;
value *evaluate (struct type *expect_type,
struct expression *exp,
enum noside noside) override
{
value *lhs
= std::get<0> (this->m_storage)->evaluate (nullptr, exp, noside);
value *rhs
= std::get<1> (this->m_storage)->evaluate (value_type (lhs), exp,
noside);
return FUNC (expect_type, exp, noside, OP, lhs, rhs);
}
enum exp_opcode opcode () const override
{ return OP; }
};
using opencl_assign_operation = opencl_binop_operation<BINOP_ASSIGN,
eval_opencl_assign,
assign_operation>;
using opencl_equal_operation = opencl_binop_operation<BINOP_EQUAL,
opencl_relop>;
using opencl_notequal_operation = opencl_binop_operation<BINOP_NOTEQUAL,
opencl_relop>;
using opencl_less_operation = opencl_binop_operation<BINOP_LESS,
opencl_relop>;
using opencl_gtr_operation = opencl_binop_operation<BINOP_GTR,
opencl_relop>;
using opencl_geq_operation = opencl_binop_operation<BINOP_GEQ,
opencl_relop>;
using opencl_leq_operation = opencl_binop_operation<BINOP_LEQ,
opencl_relop>;
using opencl_not_operation = unop_operation<UNOP_LOGICAL_NOT,
opencl_logical_not>;
/* STRUCTOP_STRUCT implementation for OpenCL. */
class opencl_structop_operation
: public structop_base_operation
{
public:
using structop_base_operation::structop_base_operation;
value *evaluate (struct type *expect_type,
struct expression *exp,
enum noside noside) override;
enum exp_opcode opcode () const override
{ return STRUCTOP_STRUCT; }
};
/* This handles the "&&" and "||" operations for OpenCL. */
class opencl_logical_binop_operation
: public tuple_holding_operation<enum exp_opcode,
operation_up, operation_up>
{
public:
using tuple_holding_operation::tuple_holding_operation;
value *evaluate (struct type *expect_type,
struct expression *exp,
enum noside noside) override;
enum exp_opcode opcode () const override
{ return std::get<0> (m_storage); }
};
/* The ?: ternary operator for OpenCL. */
class opencl_ternop_cond_operation
: public tuple_holding_operation<operation_up, operation_up, operation_up>
{
public:
using tuple_holding_operation::tuple_holding_operation;
value *evaluate (struct type *expect_type,
struct expression *exp,
enum noside noside) override;
enum exp_opcode opcode () const override
{ return TERNOP_COND; }
};
}/* namespace expr */
#endif /* C_EXP_H */
|
