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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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11
hotspot/src/share/vm/oops/objArrayKlass.cpp
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@ -426,18 +426,7 @@ int objArrayKlass::oop_adjust_pointers(oop obj) {
}
#ifndef SERIALGC
void objArrayKlass::oop_copy_contents(PSPromotionManager* pm, oop obj) {
assert(!pm->depth_first(), "invariant");
assert(obj->is_objArray(), "obj must be obj array");
ObjArrayKlass_OOP_ITERATE( \
objArrayOop(obj), p, \
if (PSScavenge::should_scavenge(p)) { \
pm->claim_or_forward_breadth(p); \
})
}
void objArrayKlass::oop_push_contents(PSPromotionManager* pm, oop obj) {
assert(pm->depth_first(), "invariant");
assert(obj->is_objArray(), "obj must be obj array");
ObjArrayKlass_OOP_ITERATE( \
objArrayOop(obj), p, \