31 #if INCLUDE_ALL_GCS
32 #include "gc_implementation/parallelScavenge/psCompactionManager.inline.hpp"
33 #include "gc_implementation/parallelScavenge/psParallelCompact.hpp"
34 #endif // INCLUDE_ALL_GCS
35
36 void ObjArrayKlass::oop_follow_contents(oop obj, int index) {
37 if (UseCompressedOops) {
38 objarray_follow_contents<narrowOop>(obj, index);
39 } else {
40 objarray_follow_contents<oop>(obj, index);
41 }
42 }
43
44 template <class T>
45 void ObjArrayKlass::objarray_follow_contents(oop obj, int index) {
46 objArrayOop a = objArrayOop(obj);
47 const size_t len = size_t(a->length());
48 const size_t beg_index = size_t(index);
49 assert(beg_index < len || len == 0, "index too large");
50
51 const size_t stride = MIN2(len - beg_index, ObjArrayMarkingStride);
52 const size_t end_index = beg_index + stride;
53 T* const base = (T*)a->base();
54 T* const beg = base + beg_index;
55 T* const end = base + end_index;
56
57 // Push the non-NULL elements of the next stride on the marking stack.
58 for (T* e = beg; e < end; e++) {
59 MarkSweep::mark_and_push<T>(e);
60 }
61
62 if (end_index < len) {
63 MarkSweep::push_objarray(a, end_index); // Push the continuation.
64 }
65 }
66
67 #if INCLUDE_ALL_GCS
68 void ObjArrayKlass::oop_follow_contents(ParCompactionManager* cm, oop obj,
69 int index) {
70 if (UseCompressedOops) {
71 objarray_follow_contents<narrowOop>(cm, obj, index);
72 } else {
73 objarray_follow_contents<oop>(cm, obj, index);
74 }
75 }
76
77 template <class T>
78 void ObjArrayKlass::objarray_follow_contents(ParCompactionManager* cm, oop obj,
79 int index) {
80 objArrayOop a = objArrayOop(obj);
81 const size_t len = size_t(a->length());
82 const size_t beg_index = size_t(index);
83 assert(beg_index < len || len == 0, "index too large");
84
85 const size_t stride = MIN2(len - beg_index, ObjArrayMarkingStride);
86 const size_t end_index = beg_index + stride;
87 T* const base = (T*)a->base();
88 T* const beg = base + beg_index;
89 T* const end = base + end_index;
90
91 // Push the non-NULL elements of the next stride on the marking stack.
92 for (T* e = beg; e < end; e++) {
93 PSParallelCompact::mark_and_push<T>(cm, e);
94 }
95
96 if (end_index < len) {
97 cm->push_objarray(a, end_index); // Push the continuation.
98 }
99 }
100 #endif // INCLUDE_ALL_GCS
101
102 #endif // SHARE_VM_OOPS_OBJARRAYKLASS_INLINE_HPP
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31 #if INCLUDE_ALL_GCS
32 #include "gc_implementation/parallelScavenge/psCompactionManager.inline.hpp"
33 #include "gc_implementation/parallelScavenge/psParallelCompact.hpp"
34 #endif // INCLUDE_ALL_GCS
35
36 void ObjArrayKlass::oop_follow_contents(oop obj, int index) {
37 if (UseCompressedOops) {
38 objarray_follow_contents<narrowOop>(obj, index);
39 } else {
40 objarray_follow_contents<oop>(obj, index);
41 }
42 }
43
44 template <class T>
45 void ObjArrayKlass::objarray_follow_contents(oop obj, int index) {
46 objArrayOop a = objArrayOop(obj);
47 const size_t len = size_t(a->length());
48 const size_t beg_index = size_t(index);
49 assert(beg_index < len || len == 0, "index too large");
50
51 const size_t stride = MIN2(len - beg_index, (size_t)ObjArrayMarkingStride);
52 const size_t end_index = beg_index + stride;
53 T* const base = (T*)a->base();
54 T* const beg = base + beg_index;
55 T* const end = base + end_index;
56
57 // Push the non-NULL elements of the next stride on the marking stack.
58 for (T* e = beg; e < end; e++) {
59 MarkSweep::mark_and_push<T>(e);
60 }
61
62 if (end_index < len) {
63 MarkSweep::push_objarray(a, end_index); // Push the continuation.
64 }
65 }
66
67 #if INCLUDE_ALL_GCS
68 void ObjArrayKlass::oop_follow_contents(ParCompactionManager* cm, oop obj,
69 int index) {
70 if (UseCompressedOops) {
71 objarray_follow_contents<narrowOop>(cm, obj, index);
72 } else {
73 objarray_follow_contents<oop>(cm, obj, index);
74 }
75 }
76
77 template <class T>
78 void ObjArrayKlass::objarray_follow_contents(ParCompactionManager* cm, oop obj,
79 int index) {
80 objArrayOop a = objArrayOop(obj);
81 const size_t len = size_t(a->length());
82 const size_t beg_index = size_t(index);
83 assert(beg_index < len || len == 0, "index too large");
84
85 const size_t stride = MIN2(len - beg_index, (size_t)ObjArrayMarkingStride);
86 const size_t end_index = beg_index + stride;
87 T* const base = (T*)a->base();
88 T* const beg = base + beg_index;
89 T* const end = base + end_index;
90
91 // Push the non-NULL elements of the next stride on the marking stack.
92 for (T* e = beg; e < end; e++) {
93 PSParallelCompact::mark_and_push<T>(cm, e);
94 }
95
96 if (end_index < len) {
97 cm->push_objarray(a, end_index); // Push the continuation.
98 }
99 }
100 #endif // INCLUDE_ALL_GCS
101
102 #endif // SHARE_VM_OOPS_OBJARRAYKLASS_INLINE_HPP
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