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WinRT: merged with SDL 2.0.0 codebase (aka. SDL hg rev d6a8fa507a45)

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--HG--
rename : README.iOS => README-ios.txt
This commit is contained in:
David Ludwig 2013-08-12 22:29:55 -04:00
commit 88461d442a
768 changed files with 31941 additions and 111045 deletions
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10
src/atomic/SDL_spinlock.c
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@ -76,11 +76,11 @@ SDL_AtomicTryLock(SDL_SpinLock *lock)
return (result == 0);
#elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
int result;
__asm__ __volatile__(
int result;
__asm__ __volatile__(
"lock ; xchgl %0, (%1)\n"
: "=r" (result) : "r" (lock), "0" (1) : "cc", "memory");
return (result == 0);
return (result == 0);
#elif defined(__MACOSX__) || defined(__IPHONEOS__)
/* Maybe used for PowerPC, but the Intel asm or gcc atomics are favored. */
@ -114,10 +114,10 @@ SDL_AtomicUnlock(SDL_SpinLock *lock)
#elif HAVE_GCC_ATOMICS || HAVE_GCC_SYNC_LOCK_TEST_AND_SET
__sync_lock_release(lock);
#elif HAVE_PTHREAD_SPINLOCK
pthread_spin_unlock(lock);
#else
*lock = 0;
#endif