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Fixed bug 1122 (spinlock fails to compile with -march=armv4t)

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This commit is contained in:
Sam Lantinga 2011-02-16 17:17:21 -08:00
parent d4a7019d95
commit 1cbbefce43
1 changed files with 3 additions and 1 deletions
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4
src/atomic/SDL_spinlock.c
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@ -62,7 +62,9 @@ SDL_AtomicTryLock(SDL_SpinLock *lock)
#elif HAVE_GCC_ATOMICS || HAVE_GCC_SYNC_LOCK_TEST_AND_SET #elif HAVE_GCC_ATOMICS || HAVE_GCC_SYNC_LOCK_TEST_AND_SET
return (__sync_lock_test_and_set(lock, 1) == 0); return (__sync_lock_test_and_set(lock, 1) == 0);
#elif defined(__GNUC__) && defined(__arm__) && (defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5TE__)) #elif defined(__GNUC__) && defined(__arm__) && \
(defined(__ARM_ARCH_4__) || defined(__ARM_ARCH_4T__) || \
defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5TE__))
int result; int result;
__asm__ __volatile__ ( __asm__ __volatile__ (
"swp %0, %1, [%2]\n" "swp %0, %1, [%2]\n"