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8076456: Remove unnecessary oopDesc::klass() calls

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Reviewed-by: pliden, jmasa
This commit is contained in:
Stefan Karlsson 2015-04-02 10:22:13 +02:00
parent 232a59cb40
commit 66fc45f602
4 changed files with 12 additions and 13 deletions
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13
hotspot/src/share/vm/gc_implementation/parallelScavenge/psCompactionManager.inline.hpp
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@ -56,15 +56,14 @@ inline void ParCompactionManager::follow_contents(oop obj) {
}
template <class T>
inline void oop_pc_follow_contents_specialized(ObjArrayKlass* klass, oop obj, int index, ParCompactionManager* cm) {
objArrayOop a = objArrayOop(obj);
const size_t len = size_t(a->length());
inline void oop_pc_follow_contents_specialized(objArrayOop obj, int index, ParCompactionManager* cm) {
const size_t len = size_t(obj->length());
const size_t beg_index = size_t(index);
assert(beg_index < len || len == 0, "index too large");
const size_t stride = MIN2(len - beg_index, ObjArrayMarkingStride);
const size_t end_index = beg_index + stride;
T* const base = (T*)a->base();
T* const base = (T*)obj->base();
T* const beg = base + beg_index;
T* const end = base + end_index;
@ -74,15 +73,15 @@ inline void oop_pc_follow_contents_specialized(ObjArrayKlass* klass, oop obj, in
}
if (end_index < len) {
cm->push_objarray(a, end_index); // Push the continuation.
cm->push_objarray(obj, end_index); // Push the continuation.
}
}
inline void ParCompactionManager::follow_contents(objArrayOop obj, int index) {
if (UseCompressedOops) {
oop_pc_follow_contents_specialized<narrowOop>((ObjArrayKlass*)obj->klass(), obj, index, this);
oop_pc_follow_contents_specialized<narrowOop>(obj, index, this);
} else {
oop_pc_follow_contents_specialized<oop>((ObjArrayKlass*)obj->klass(), obj, index, this);
oop_pc_follow_contents_specialized<oop>(obj, index, this);
}
}