Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
| Comment: | Improved memory barrier that should work with MinGW on older versions of Windows. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
47dc24bd1e8f76eb17ba53a883b8984b |
| User & Date: | drh 2015-09-06 10:31:37 |
Context
|
2015-09-07
| ||
| 02:23 | Improved "Parser Statistics" output (the -s option) for the Lemon parser generator. (check-in: 809503e4 user: drh tags: trunk) | |
|
2015-09-06
| ||
| 10:31 | Improved memory barrier that should work with MinGW on older versions of Windows. (check-in: 47dc24bd user: drh tags: trunk) | |
| 02:51 | Add a memory barrier to the mutex initialization logic, try to work around an issue reported by WebKit. (check-in: 11a9a786 user: drh tags: trunk) | |
Changes
Changes to src/mutex_unix.c.
80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 |
}
#endif
/*
** Try to provide a memory barrier operation, needed for initialization only.
*/
void sqlite3MemoryBarrier(void){
#if defined(__GNUC__)
__sync_synchronize();
#endif
#ifdef SQLITE_MEMORY_BARRIER
SQLITE_MEMORY_BARRIER;
#endif
}
/*
** Initialize and deinitialize the mutex subsystem.
*/
static int pthreadMutexInit(void){ return SQLITE_OK; }
|
> > | < < < |
80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 |
}
#endif
/*
** Try to provide a memory barrier operation, needed for initialization only.
*/
void sqlite3MemoryBarrier(void){
#if defined(SQLITE_MEMORY_BARRIER)
SQLITE_MEMORY_BARRIER;
#elif defined(__GNUC__)
__sync_synchronize();
#endif
}
/*
** Initialize and deinitialize the mutex subsystem.
*/
static int pthreadMutexInit(void){ return SQLITE_OK; }
|
Changes to src/mutex_w32.c.
77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 |
}
#endif
/*
** Try to provide a memory barrier operation, needed for initialization only.
*/
void sqlite3MemoryBarrier(void){
MemoryBarrier();
}
/*
** Initialize and deinitialize the mutex subsystem.
*/
static sqlite3_mutex winMutex_staticMutexes[] = {
SQLITE3_MUTEX_INITIALIZER,
|
> > > > > > |
77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 |
}
#endif
/*
** Try to provide a memory barrier operation, needed for initialization only.
*/
void sqlite3MemoryBarrier(void){
#if defined(SQLITE_MEMORY_BARRIER)
SQLITE_MEMORY_BARRIER;
#elif defined(__GNUC__)
__sync_synchronize();
#else
MemoryBarrier();
#endif
}
/*
** Initialize and deinitialize the mutex subsystem.
*/
static sqlite3_mutex winMutex_staticMutexes[] = {
SQLITE3_MUTEX_INITIALIZER,
|