12 lines
355 B
C
12 lines
355 B
C
/* { dg-do compile { target { powerpc*-*-* } } } */
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/* { dg-require-effective-target lp64 } */
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/* { dg-options "-O -mno-popcntb" } */
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/* { dg-final { scan-assembler-not "stwbrx" } } */
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void
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write_reverse (unsigned long *addr, unsigned long val)
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{
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unsigned long reverse = __builtin_bswap64 (val);
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__atomic_store_n (addr, reverse, __ATOMIC_RELAXED);
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}
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