2 * Copyright (C) 2008 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 * Common defines for all Dalvik code.
19 #ifndef _DALVIK_COMMON
20 #define _DALVIK_COMMON
23 # define LOG_TAG "dalvikvm"
29 #if !defined(NDEBUG) && defined(WITH_DALVIK_ASSERT)
32 ((x) ? ((void)0) : (LOGE("ASSERT FAILED (%s:%d): " #x "\n", \
33 __FILE__, __LINE__), *(int*)39=39, 0) )
38 * If "very verbose" logging is enabled, make it equivalent to LOGV.
39 * Otherwise, make it disappear.
41 * Define this above the #include "Dalvik.h" to enable for only a
44 /* #define VERY_VERBOSE_LOG */
45 #if defined(VERY_VERBOSE_LOG)
47 # define IF_LOGVV() IF_LOGV()
49 # define LOGVV(...) ((void)0)
50 # define IF_LOGVV() if (false)
55 * These match the definitions in the VM specification.
58 # include <stdint.h> /* C99 */
68 typedef unsigned char u1;
69 typedef unsigned short u2;
70 typedef unsigned int u4;
71 typedef unsigned long long u8;
72 typedef signed char s1;
73 typedef signed short s2;
74 typedef signed int s4;
75 typedef signed long long s8;
79 * Storage for primitive types and object references.
81 * Some parts of the code (notably object field access) assume that values
82 * are "left aligned", i.e. given "JValue jv", "jv.i" and "*((s4*)&jv)"
83 * yield the same result. This seems to be guaranteed by gcc on big- and
84 * little-endian systems.
86 typedef union JValue {
99 * Some systems might have this in <stdbool.h>.
101 #ifndef __bool_true_false_are_defined
102 typedef enum { false=0, true=!false } bool;
103 #define __bool_true_false_are_defined 1
106 #define NELEM(x) ((int) (sizeof(x) / sizeof((x)[0])))
109 #if defined(HAVE_ENDIAN_H)
111 #else /*not HAVE_ENDIAN_H*/
112 # define __BIG_ENDIAN 4321
113 # define __LITTLE_ENDIAN 1234
114 # if defined(HAVE_LITTLE_ENDIAN)
115 # define __BYTE_ORDER __LITTLE_ENDIAN
117 # define __BYTE_ORDER __BIG_ENDIAN
119 #endif /*not HAVE_ENDIAN_H*/
124 * Pretend we have the Android logging macros. These are replaced by the
125 * Android logging implementation.
127 #define ANDROID_LOG_DEBUG 3
128 #define LOGV(...) LOG_PRI(2, 0, __VA_ARGS__)
129 #define LOGD(...) LOG_PRI(3, 0, __VA_ARGS__)
130 #define LOGI(...) LOG_PRI(4, 0, __VA_ARGS__)
131 #define LOGW(...) LOG_PRI(5, 0, __VA_ARGS__)
132 #define LOGE(...) LOG_PRI(6, 0, __VA_ARGS__)
133 #define MIN_LOG_LEVEL 2
135 #define LOG_PRI(priority, tag, ...) do { \
136 if (priority >= MIN_LOG_LEVEL) { \
137 dvmFprintf(stdout, "%s:%-4d ", __FILE__, __LINE__); \
138 dvmFprintf(stdout, __VA_ARGS__); \
142 # include "utils/Log.h"
145 #endif /*_DALVIK_COMMON*/