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Merge pull request #1838 from mattsta/powerpc-fixes

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PowerPC compile-time improvements
This commit is contained in:
Salvatore Sanfilippo 2014-06-26 15:13:49 +02:00
commit f86798ba6b
2 changed files with 7 additions and 4 deletions
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2
src/config.h
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@ -185,7 +185,7 @@ void setproctitle(const char *fmt, ...);
#error "Undefined or invalid BYTE_ORDER"
#endif
#if (__i386 || __amd64) && __GNUC__
#if (__i386 || __amd64 || __powerpc__) && __GNUC__
#define GNUC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
#if (GNUC_VERSION >= 40100) || defined(__clang__)
#define HAVE_ATOMIC

9
src/zmalloc.c
View File

@ -67,7 +67,10 @@ void zlibc_free(void *ptr) {
#define free(ptr) je_free(ptr)
#endif
#ifdef HAVE_ATOMIC
#if defined(__ATOMIC_RELAXED)
#define update_zmalloc_stat_add(__n) __atomic_add_fetch(&used_memory, (__n), __ATOMIC_RELAXED)
#define update_zmalloc_stat_sub(__n) __atomic_sub_fetch(&used_memory, (__n), __ATOMIC_RELAXED)
#elif defined(HAVE_ATOMIC)
#define update_zmalloc_stat_add(__n) __sync_add_and_fetch(&used_memory, (__n))
#define update_zmalloc_stat_sub(__n) __sync_sub_and_fetch(&used_memory, (__n))
#else
@ -219,8 +222,8 @@ size_t zmalloc_used_memory(void) {
size_t um;
if (zmalloc_thread_safe) {
#ifdef HAVE_ATOMIC
um = __sync_add_and_fetch(&used_memory, 0);
#if defined(__ATOMIC_RELAXED) || defined(HAVE_ATOMIC)
um = update_zmalloc_stat_add(0);
#else
pthread_mutex_lock(&used_memory_mutex);
um = used_memory;