1
2
3
4
5#ifndef __COMPILER_H__
6#define __COMPILER_H__
7
8#include <stddef.h>
9#include <stdbool.h>
10
11#ifdef USE_HOSTCC
12
13#if defined(__BEOS__) || \
14 defined(__NetBSD__) || \
15 defined(__FreeBSD__) || \
16 defined(__sun__) || \
17 defined(__APPLE__)
18# include <inttypes.h>
19#elif defined(__linux__) || defined(__WIN32__) || defined(__MINGW32__) || defined(__OpenBSD__)
20# include <stdint.h>
21#endif
22
23#include <errno.h>
24#include <stdlib.h>
25#include <stdint.h>
26#include <stdio.h>
27#include <string.h>
28
29#if !defined(__WIN32__) && !defined(__MINGW32__)
30# include <sys/mman.h>
31#endif
32
33
34
35
36#ifndef MAP_FAILED
37# define MAP_FAILED ((void *)-1)
38#endif
39
40#include <fcntl.h>
41#ifndef O_BINARY
42#define O_BINARY 0
43#endif
44
45#ifdef __linux__
46# include <endian.h>
47# include <byteswap.h>
48#elif defined(__MACH__) || defined(__FreeBSD__)
49# include <machine/endian.h>
50#endif
51#ifdef __FreeBSD__
52# include <sys/endian.h>
53# define __BYTE_ORDER BYTE_ORDER
54# define __LITTLE_ENDIAN LITTLE_ENDIAN
55# define __BIG_ENDIAN BIG_ENDIAN
56#elif defined(__OpenBSD__)
57# include <endian.h>
58# define __BYTE_ORDER BYTE_ORDER
59# define __LITTLE_ENDIAN LITTLE_ENDIAN
60# define __BIG_ENDIAN BIG_ENDIAN
61#endif
62
63#include <time.h>
64
65typedef uint8_t __u8;
66typedef uint16_t __u16;
67typedef uint32_t __u32;
68typedef unsigned int uint;
69typedef unsigned long ulong;
70
71#define uswap_16(x) \
72 ((((x) & 0xff00) >> 8) | \
73 (((x) & 0x00ff) << 8))
74#define uswap_32(x) \
75 ((((x) & 0xff000000) >> 24) | \
76 (((x) & 0x00ff0000) >> 8) | \
77 (((x) & 0x0000ff00) << 8) | \
78 (((x) & 0x000000ff) << 24))
79#define _uswap_64(x, sfx) \
80 ((((x) & 0xff00000000000000##sfx) >> 56) | \
81 (((x) & 0x00ff000000000000##sfx) >> 40) | \
82 (((x) & 0x0000ff0000000000##sfx) >> 24) | \
83 (((x) & 0x000000ff00000000##sfx) >> 8) | \
84 (((x) & 0x00000000ff000000##sfx) << 8) | \
85 (((x) & 0x0000000000ff0000##sfx) << 24) | \
86 (((x) & 0x000000000000ff00##sfx) << 40) | \
87 (((x) & 0x00000000000000ff##sfx) << 56))
88#if defined(__GNUC__)
89# define uswap_64(x) _uswap_64(x, ull)
90#else
91# define uswap_64(x) _uswap_64(x, )
92#endif
93
94#if __BYTE_ORDER == __LITTLE_ENDIAN
95# define cpu_to_le16(x) (x)
96# define cpu_to_le32(x) (x)
97# define cpu_to_le64(x) (x)
98# define le16_to_cpu(x) (x)
99# define le32_to_cpu(x) (x)
100# define le64_to_cpu(x) (x)
101# define cpu_to_be16(x) uswap_16(x)
102# define cpu_to_be32(x) uswap_32(x)
103# define cpu_to_be64(x) uswap_64(x)
104# define be16_to_cpu(x) uswap_16(x)
105# define be32_to_cpu(x) uswap_32(x)
106# define be64_to_cpu(x) uswap_64(x)
107#else
108# define cpu_to_le16(x) uswap_16(x)
109# define cpu_to_le32(x) uswap_32(x)
110# define cpu_to_le64(x) uswap_64(x)
111# define le16_to_cpu(x) uswap_16(x)
112# define le32_to_cpu(x) uswap_32(x)
113# define le64_to_cpu(x) uswap_64(x)
114# define cpu_to_be16(x) (x)
115# define cpu_to_be32(x) (x)
116# define cpu_to_be64(x) (x)
117# define be16_to_cpu(x) (x)
118# define be32_to_cpu(x) (x)
119# define be64_to_cpu(x) (x)
120#endif
121
122#else
123
124
125typedef unsigned long int uintptr_t;
126
127#include <linux/string.h>
128#include <linux/types.h>
129#include <asm/byteorder.h>
130
131#if __SIZEOF_LONG__ == 8
132# define __WORDSIZE 64
133#elif __SIZEOF_LONG__ == 4
134# define __WORDSIZE 32
135#else
136
137
138
139
140#define __WORDSIZE 32
141#endif
142
143#endif
144
145#define likely(x) __builtin_expect(!!(x), 1)
146#define unlikely(x) __builtin_expect(!!(x), 0)
147
148#ifdef __LP64__
149#define MEM_SUPPORT_64BIT_DATA 1
150#else
151#define MEM_SUPPORT_64BIT_DATA 0
152#endif
153
154static inline bool host_build(void) {
155#ifdef USE_HOSTCC
156 return true;
157#else
158 return false;
159#endif
160}
161
162#endif
163