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home:zhmars:arch
gcc13
_service:download_url:gomp-relax.patch
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File _service:download_url:gomp-relax.patch of Package gcc13
--- gcc-7.3.0/libgomp/config/linux/wait.h~ 2017-01-01 12:07:43.000000000 +0000 +++ gcc-7.3.0/libgomp/config/linux/wait.h 2018-02-04 18:11:47.928564439 +0000 @@ -57,7 +57,10 @@ if (__builtin_expect (__atomic_load_n (addr, MEMMODEL_RELAXED) != val, 0)) return 0; else - cpu_relax (); + if (i < count/2) + __asm__ __volatile__("nop\nnop\nnop\n": : :"memory"); + else + cpu_relax (); return 1; }
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