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authorRobert Morris <[email protected]>2016-08-12 07:03:35 -0400
committerRobert Morris <[email protected]>2016-08-12 07:03:35 -0400
commit20d05d4411e39ee8453310e73a6c92e4e3066e0b (patch)
treedfe3f078024f60886666a3c925b05952385eb515 /elf.h
parent9c65b32d9e8d84372e193ae2516b46d504d38263 (diff)
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separate atomic test-and-set from memory barrier.
* use xchg only for its atomicness. * use __sync_synchronize() for both CPU and compiler barrier.
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