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8031752: Failed speculative optimizations should be reattempted when root of compilation is different

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Support for speculative traps that keep track of the root of the compilation in which a trap occurs.

Reviewed-by: kvn, twisti
This commit is contained in:
Roland Westrelin 2014-02-25 18:16:24 +01:00
parent 532b570e81
commit 493557fc90
16 changed files with 772 additions and 164 deletions
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10
hotspot/src/share/vm/oops/instanceKlass.cpp
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@ -2192,15 +2192,7 @@ void InstanceKlass::clean_method_data(BoolObjectClosure* is_alive) {
for (int m = 0; m < methods()->length(); m++) {
MethodData* mdo = methods()->at(m)->method_data();
if (mdo != NULL) {
for (ProfileData* data = mdo->first_data();
mdo->is_valid(data);
data = mdo->next_data(data)) {
data->clean_weak_klass_links(is_alive);
}
ParametersTypeData* parameters = mdo->parameters_type_data();
if (parameters != NULL) {
parameters->clean_weak_klass_links(is_alive);
}
mdo->clean_method_data(is_alive);
}
}
}