1// Copyright 2013, ARM Limited
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are met:
6//
7//   * Redistributions of source code must retain the above copyright notice,
8//     this list of conditions and the following disclaimer.
9//   * Redistributions in binary form must reproduce the above copyright notice,
10//     this list of conditions and the following disclaimer in the documentation
11//     and/or other materials provided with the distribution.
12//   * Neither the name of ARM Limited nor the names of its contributors may be
13//     used to endorse or promote products derived from this software without
14//     specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
17// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
20// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
23// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26
27#ifndef VIXL_GLOBALS_H
28#define VIXL_GLOBALS_H
29
30// Get standard C99 macros for integer types.
31#ifndef __STDC_CONSTANT_MACROS
32#define __STDC_CONSTANT_MACROS
33#endif
34
35#ifndef __STDC_LIMIT_MACROS
36#define __STDC_LIMIT_MACROS
37#endif
38
39#ifndef __STDC_FORMAT_MACROS
40#define __STDC_FORMAT_MACROS
41#endif
42
43#ifdef __ANDROID__
44#ifndef LOG_TAG
45#define LOG_TAG   "VIXL"
46#endif
47#include <cutils/log.h>
48#endif
49
50#include <stdint.h>
51#include <inttypes.h>
52
53#include <assert.h>
54#include <stdarg.h>
55#include <stdio.h>
56#include <stdint.h>
57#include <stdlib.h>
58#include <stddef.h>
59#include "platform-vixl.h"
60
61
62typedef uint8_t byte;
63
64const int KBytes = 1024;
65const int MBytes = 1024 * KBytes;
66
67#ifdef __ANDROID__
68  #define VIXL_ABORT() ALOGE("in %s, line %i", __FILE__, __LINE__); abort()
69#else
70  #define VIXL_ABORT() printf("in %s, line %i", __FILE__, __LINE__); abort()
71#endif
72
73#ifdef DEBUG
74  #define VIXL_ASSERT(condition) assert(condition)
75  #define VIXL_CHECK(condition) VIXL_ASSERT(condition)
76#ifdef __ANDROID__
77  #define VIXL_UNIMPLEMENTED() ALOGD("UNIMPLEMENTED\t"); VIXL_ABORT()
78  #define VIXL_UNREACHABLE() ALOGD("UNREACHABLE\t"); VIXL_ABORT()
79#else
80  #define VIXL_UNIMPLEMENTED() printf("UNIMPLEMENTED\t"); VIXL_ABORT()
81  #define VIXL_UNREACHABLE() printf("UNREACHABLE\t"); VIXL_ABORT()
82#endif
83#else
84  #define VIXL_ASSERT(condition) ((void) 0)
85  #define VIXL_CHECK(condition) assert(condition)
86  #define VIXL_UNIMPLEMENTED() ((void) 0)
87  #define VIXL_UNREACHABLE() ((void) 0)
88#endif
89// This is not as powerful as template based assertions, but it is simple.
90// It assumes that the descriptions are unique. If this starts being a problem,
91// we can switch to a different implemention.
92#define VIXL_CONCAT(a, b) a##b
93#define VIXL_STATIC_ASSERT_LINE(line, condition) \
94  typedef char VIXL_CONCAT(STATIC_ASSERT_LINE_, line)[(condition) ? 1 : -1] \
95  __attribute__((unused))
96#define VIXL_STATIC_ASSERT(condition) VIXL_STATIC_ASSERT_LINE(__LINE__, condition) //NOLINT
97
98template <typename T> inline void USE(T) {}
99
100#ifdef __ANDROID__
101  #define VIXL_ALIGNMENT_EXCEPTION() ALOGD("ALIGNMENT EXCEPTION\t"); VIXL_ABORT()   //NOLINT
102#else
103  #define VIXL_ALIGNMENT_EXCEPTION() printf("ALIGNMENT EXCEPTION\t"); VIXL_ABORT()  //NOLINT
104#endif
105
106#endif  // VIXL_GLOBALS_H
107