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src/share/vm/runtime/sweeper.cpp
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@@ -609,11 +609,11 @@
result = MarkedForReclamation;
}
} else if (nm->is_not_entrant()) {
// If there are no current activations of this method on the
// stack we can safely convert it to a zombie method
- if (nm->can_not_entrant_be_converted()) {
+ if (nm->can_convert_to_zombie()) {
// Clear ICStubs to prevent back patching stubs of zombie or unloaded
// nmethods during the next safepoint (see ICStub::finalize).
{
MutexLocker cl(CompiledIC_lock);
nm->clear_ic_stubs();
@@ -643,10 +643,16 @@
// No inline caches will ever point to osr methods, so we can just remove it
release_nmethod(nm);
assert(result == None, "sanity");
result = Flushed;
} else {
+ {
+ // Clean ICs of unloaded nmethods as well because they may reference other
+ // unloaded nmethods that may be flushed earlier in the sweeper cycle.
+ MutexLocker cl(CompiledIC_lock);
+ nm->cleanup_inline_caches();
+ }
// Code cache state change is tracked in make_zombie()
nm->make_zombie();
SWEEP(nm);
assert(result == None, "sanity");
result = MadeZombie;
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