ObjFW  Check-in [22aea96b79]

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Comment:atomic.h: Use sete instead of the ugly jne.
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SHA3-256: 22aea96b79d7c75b89387ff49f5a212784d8539fb27a5b4f51ac9368203fb6fe
User & Date: js on 2012-05-30 22:03:24
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Context
2012-06-04
22:32
Initial JSON5 support. check-in: 54f80aba7a user: js tags: trunk
2012-05-30
22:03
atomic.h: Use sete instead of the ugly jne. check-in: 22aea96b79 user: js tags: trunk
2012-05-22
12:59
Add -[OFString stringByAppendingPathComponent:]. check-in: 868e1611f4 user: js tags: trunk
Changes
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Modified src/atomic.h from [0e0a7c1a99] to [874337cdfb].

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#elif defined(OF_X86_ASM) || defined(OF_AMD64_ASM)
	int32_t r;

	__asm__ (
	    "xorl	%0, %0\n\t"
	    "lock\n\t"
	    "cmpxchg	%2, %3\n\t"
	    "jne	0\n\t"
	    "incl	%0\n"
	    "sete	%b0\n\t"
	    "movzbl	%b0, %0"
	    "0:"
	    : "=&r"(r)
	    : "a"(o), "r"(n), "m"(*p)
	);

	return r;
#elif defined(OF_HAVE_GCC_ATOMIC_OPS)
	return __sync_bool_compare_and_swap(p, o, n);
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#elif defined(OF_X86_ASM) || defined(OF_AMD64_ASM)
	int r;

	__asm__ (
	    "xorl	%0, %0\n\t"
	    "lock\n\t"
	    "cmpxchg	%2, %3\n\t"
	    "jne	0\n\t"
	    "incl	%0\n"
	    "sete	%b0\n\t"
	    "movzbl	%b0, %0"
	    "0:"
	    : "=&r"(r)
	    : "a"(o), "r"(n), "m"(*p)
	);

	return r;
#elif defined(OF_HAVE_GCC_ATOMIC_OPS)
	return __sync_bool_compare_and_swap(p, o, n);
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#elif defined(OF_X86_ASM) || defined(OF_AMD64_ASM)
	int r;

	__asm__ (
	    "xorl	%0, %0\n\t"
	    "lock\n\t"
	    "cmpxchg	%2, %3\n\t"
	    "jne	0\n\t"
	    "incl	%0\n"
	    "sete	%b0\n\t"
	    "movzbl	%b0, %0"
	    "0:"
	    : "=&r"(r)
	    : "a"(o), "r"(n), "m"(*p)
	);

	return r;
#elif defined(OF_HAVE_GCC_ATOMIC_OPS)
	return __sync_bool_compare_and_swap(p, o, n);
#elif defined(OF_HAVE_OSATOMIC)
	return OSAtomicCompareAndSwapPtrBarrier(o, n, p);
#endif
}

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