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8204540: Automatic oop closure devirtualization

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Reviewed-by: kbarrett, eosterlund
This commit is contained in:
Stefan Karlsson 2018-05-26 06:59:49 +02:00
parent af4bf0927b
commit 11813888b8
101 changed files with 1024 additions and 1576 deletions
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21
src/hotspot/share/gc/parallel/psParallelCompact.cpp
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@ -24,6 +24,7 @@
#include "precompiled.hpp"
#include "aot/aotLoader.hpp"
#include "classfile/javaClasses.inline.hpp"
#include "classfile/stringTable.hpp"
#include "classfile/symbolTable.hpp"
#include "classfile/systemDictionary.hpp"
@ -53,8 +54,10 @@
#include "gc/shared/spaceDecorator.hpp"
#include "gc/shared/weakProcessor.hpp"
#include "logging/log.hpp"
#include "memory/iterator.inline.hpp"
#include "memory/resourceArea.hpp"
#include "oops/access.inline.hpp"
#include "oops/instanceClassLoaderKlass.inline.hpp"
#include "oops/instanceKlass.inline.hpp"
#include "oops/instanceMirrorKlass.inline.hpp"
#include "oops/methodData.hpp"
@ -3069,14 +3072,22 @@ void MoveAndUpdateClosure::copy_partial_obj()
void InstanceKlass::oop_pc_update_pointers(oop obj, ParCompactionManager* cm) {
PSParallelCompact::AdjustPointerClosure closure(cm);
oop_oop_iterate_oop_maps<true>(obj, &closure);
if (UseCompressedOops) {
oop_oop_iterate_oop_maps<narrowOop>(obj, &closure);
} else {
oop_oop_iterate_oop_maps<oop>(obj, &closure);
}
}
void InstanceMirrorKlass::oop_pc_update_pointers(oop obj, ParCompactionManager* cm) {
InstanceKlass::oop_pc_update_pointers(obj, cm);
PSParallelCompact::AdjustPointerClosure closure(cm);
oop_oop_iterate_statics<true>(obj, &closure);
if (UseCompressedOops) {
oop_oop_iterate_statics<narrowOop>(obj, &closure);
} else {
oop_oop_iterate_statics<oop>(obj, &closure);
}
}
void InstanceClassLoaderKlass::oop_pc_update_pointers(oop obj, ParCompactionManager* cm) {
@ -3118,7 +3129,11 @@ void InstanceRefKlass::oop_pc_update_pointers(oop obj, ParCompactionManager* cm)
void ObjArrayKlass::oop_pc_update_pointers(oop obj, ParCompactionManager* cm) {
assert(obj->is_objArray(), "obj must be obj array");
PSParallelCompact::AdjustPointerClosure closure(cm);
oop_oop_iterate_elements<true>(objArrayOop(obj), &closure);
if (UseCompressedOops) {
oop_oop_iterate_elements<narrowOop>(objArrayOop(obj), &closure);
} else {
oop_oop_iterate_elements<oop>(objArrayOop(obj), &closure);
}
}
void TypeArrayKlass::oop_pc_update_pointers(oop obj, ParCompactionManager* cm) {