1 /*
2  * Copyright (c) 2005 - 2010, Nils R. Weller
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in the
13  * documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25  * POSSIBILITY OF SUCH DAMAGE.
26  */
27 #ifndef BUILTINS_H
28 #define BUILTINS_H
29 
30 #include <stddef.h>
31 
32 struct fcall_data;
33 struct token;
34 struct icode_list;
35 struct vreg;
36 struct type;
37 
38 extern struct type	*builtin_va_list_type;
39 
40 typedef int
41 (*parse_builtin_func_t)(struct token **t, struct fcall_data *fdat);
42 
43 typedef struct vreg *
44 (*builtin_to_icode_func_t)(struct fcall_data *fdat, struct icode_list *il, int eval);
45 
46 
47 struct builtin {
48 	char			*name;
49 	size_t			namelen;
50 	int			type;
51 	parse_builtin_func_t	parse;
52 	builtin_to_icode_func_t	toicode;
53 };
54 
55 struct builtin_data {
56 	struct builtin	*builtin;
57 #define BUILTIN_EXPECT 		1
58 #define BUILTIN_OFFSETOF	2
59 #define BUILTIN_VA_START	3
60 #define BUILTIN_STDARG_START	4
61 #define BUILTIN_NEXT_ARG	5
62 #define BUILTIN_VA_END		6
63 #define BUILTIN_VA_ARG		7
64 #define BUILTIN_VA_COPY		8
65 #define BUILTIN_ALLOCA		9
66 #define BUILTIN_MEMCPY		10
67 #define BUILTIN_MEMSET		11
68 #define BUILTIN_FRAME_ADDRESS	12
69 #define BUILTIN_CONSTANT_P	13
70 	int		type; /* optional */
71 	void		*args[5];
72 };
73 
74 struct fcall_data	*get_builtin(struct token **tok, struct token *name);
75 int			builtin_to_be_renamed(const char *name);
76 
77 #endif
78 
79