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6962589: remove breadth first scanning code from parallel gc

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Remove the breadth-first copying order from ParallelScavenge and use depth-first by default.

Reviewed-by: jcoomes, ysr, johnc
This commit is contained in:
Antonios Printezis 2010-07-22 10:27:41 -04:00
parent 3a2b2b4fd8
commit 38ab95c64b
30 changed files with 63 additions and 541 deletions
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9
hotspot/src/share/vm/oops/oop.psgc.inline.hpp
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@ -24,15 +24,6 @@
// ParallelScavengeHeap methods
inline void oopDesc::copy_contents(PSPromotionManager* pm) {
Klass* klass = blueprint();
if (!klass->oop_is_typeArray()) {
// It might contain oops beyond the header, so take the virtual call.
klass->oop_copy_contents(pm, this);
}
// Else skip it. The typeArrayKlass in the header never needs scavenging.
}
inline void oopDesc::push_contents(PSPromotionManager* pm) {
Klass* klass = blueprint();
if (!klass->oop_is_typeArray()) {