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8057768: Make heap region region type in G1 HeapRegion explicit

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Reviewed-by: brutisso, tschatzl
This commit is contained in:
Antonios Printezis 2014-09-15 12:19:31 +02:00
parent debb101f7b
commit a2984b6c88
13 changed files with 309 additions and 144 deletions
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15
hotspot/src/share/vm/gc_implementation/g1/concurrentMark.cpp
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@ -4737,7 +4737,7 @@ void G1PrintRegionLivenessInfoClosure::get_hum_bytes(size_t* used_bytes,
}
bool G1PrintRegionLivenessInfoClosure::doHeapRegion(HeapRegion* r) {
const char* type = "";
const char* type = r->get_type_str();
HeapWord* bottom = r->bottom();
HeapWord* end = r->end();
size_t capacity_bytes = r->capacity();
@ -4748,15 +4748,7 @@ bool G1PrintRegionLivenessInfoClosure::doHeapRegion(HeapRegion* r) {
size_t remset_bytes = r->rem_set()->mem_size();
size_t strong_code_roots_bytes = r->rem_set()->strong_code_roots_mem_size();
if (r->used() == 0) {
type = "FREE";
} else if (r->is_survivor()) {
type = "SURV";
} else if (r->is_young()) {
type = "EDEN";
} else if (r->startsHumongous()) {
type = "HUMS";
if (r->startsHumongous()) {
assert(_hum_used_bytes == 0 && _hum_capacity_bytes == 0 &&
_hum_prev_live_bytes == 0 && _hum_next_live_bytes == 0,
"they should have been zeroed after the last time we used them");
@ -4769,12 +4761,9 @@ bool G1PrintRegionLivenessInfoClosure::doHeapRegion(HeapRegion* r) {
&prev_live_bytes, &next_live_bytes);
end = bottom + HeapRegion::GrainWords;
} else if (r->continuesHumongous()) {
type = "HUMC";
get_hum_bytes(&used_bytes, &capacity_bytes,
&prev_live_bytes, &next_live_bytes);
assert(end == bottom + HeapRegion::GrainWords, "invariant");
} else {
type = "OLD";
}
_total_used_bytes += used_bytes;