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Update.
2000-04-18 Ulrich Drepper <drepper@redhat.com> * posix/Makefile (tests): Add tst-getaddrinfo. * posix/tst-getaddrinfo.c: New file. and setresuid from sysdep_routines.
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@@ -38,9 +38,11 @@ testandset (int *spinlock)
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/* Memory barrier; default is to do nothing */
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/* FIXME: is stbar OK, or should we use the more general membar instruction?
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If so, which mode to pass to membar? */
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#define MEMORY_BARRIER() __asm__ __volatile__("stbar" : : : "memory")
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#define MEMORY_BARRIER() \
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__asm__ __volatile__("membar #LoadLoad | #LoadStore | #StoreLoad | #StoreStore" : : : "memory")
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/* Read barrier. */
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#define READ_MEMORY_BARRIER() \
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__asm__ __volatile__("membar #LoadLoad | #LoadStore" : : : "memory")
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/* Write barrier. */
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#define WRITE_MEMORY_BARRIER() \
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__asm__ __volatile__("membar #StoreLoad | #StoreStore" : : : "memory")
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