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8257845: Integrate JEP 390

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8254047: [JEP 390] Revise "value-based class" & apply to wrappers
8252181: [JEP 390] Define & apply annotation jdk.internal.ValueBased
8252183: [JEP 390] Add 'lint' warning for @ValueBased classes
8257027: [JEP 390] Diagnose synchronization on @ValueBased classes
8252180: [JEP 390] Deprecate wrapper class constructors for removal

Co-authored-by: Roger Riggs <rriggs@openjdk.org>
Co-authored-by: Srikanth Adayapalam <sadayapalam@openjdk.org>
Co-authored-by: Lois Foltan <lfoltan@openjdk.org>
Reviewed-by: rriggs, hseigel, mchung, darcy
This commit is contained in:
Dan Smith 2020-12-08 23:04:01 +00:00
parent ed4c4ee73b
commit 48d8650ae1
113 changed files with 695 additions and 327 deletions
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6
src/hotspot/share/oops/instanceKlass.cpp
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@ -2600,6 +2600,12 @@ void InstanceKlass::restore_unshareable_info(ClassLoaderData* loader_data, Handl
if (UseBiasedLocking && BiasedLocking::enabled()) {
set_prototype_header(markWord::biased_locking_prototype());
}
// Initialize @ValueBased class annotation
if (DiagnoseSyncOnValueBasedClasses && has_value_based_class_annotation()) {
set_is_value_based();
set_prototype_header(markWord::prototype());
}
}
void InstanceKlass::set_shared_class_loader_type(s2 loader_type) {