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8281553: Ensure we only require liveness from mach-nodes with barriers

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Reviewed-by: neliasso, chagedorn
This commit is contained in:
Emanuel Peter 2022-02-14 09:52:50 +00:00 committed by Christian Hagedorn
parent 2597206242
commit c61d629add
1 changed files with 3 additions and 1 deletions

4
src/hotspot/share/gc/z/c2/zBarrierSetC2.cpp

@ -135,7 +135,9 @@ address ZLoadBarrierStubC2::slow_path() const {
}
RegMask& ZLoadBarrierStubC2::live() const {
return *barrier_set_state()->live(_node);
RegMask* mask = barrier_set_state()->live(_node);
assert(mask != NULL, "must be mach-node with barrier");
return *mask;
}
Label* ZLoadBarrierStubC2::entry() {