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8029396: PPC64 (part 212): Several memory ordering fixes in C-code

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Memory ordering fixes in GC and other runtime code showing on PPC64.

Reviewed-by: kvn, coleenp
This commit is contained in:
Goetz Lindenmaier 2013-12-02 10:26:14 +01:00
parent 1b2bf0be10
commit 46c4ef6572
16 changed files with 99 additions and 34 deletions
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3
hotspot/src/share/vm/runtime/sweeper.cpp
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@ -299,7 +299,8 @@ void NMethodSweeper::possibly_sweep() {
_bytes_changed = 0;
}
}
_sweep_started = 0;
// Release work, because another compiler thread could continue.
OrderAccess::release_store((int*)&_sweep_started, 0);
}
}