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src/share/vm/gc_implementation/g1/heapRegion.cpp

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*** 35,44 **** --- 35,45 ---- #include "memory/genOopClosures.inline.hpp" #include "memory/iterator.hpp" #include "memory/space.inline.hpp" #include "oops/oop.inline.hpp" #include "runtime/orderAccess.inline.hpp" + #include "gc_implementation/g1/heapRegionTracer.hpp" PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC int HeapRegion::LogOfHRGrainBytes = 0; int HeapRegion::LogOfHRGrainWords = 0;
*** 209,225 **** --- 210,252 ---- double region_elapsed_time_ms = g1p->predict_region_elapsed_time_ms(this, false /* for_young_gc */); _gc_efficiency = (double) reclaimable_bytes() / region_elapsed_time_ms; } + void HeapRegion::set_free() { + report_region_type_change(G1HeapRegionTraceType::Free); + _type.set_free(); + } + + void HeapRegion::set_eden() { + report_region_type_change(G1HeapRegionTraceType::Eden); + _type.set_eden(); + } + + void HeapRegion::set_eden_pre_gc() { + report_region_type_change(G1HeapRegionTraceType::Eden); + _type.set_eden_pre_gc(); + } + + void HeapRegion::set_survivor() { + report_region_type_change(G1HeapRegionTraceType::Survivor); + _type.set_survivor(); + } + + void HeapRegion::set_old() { + report_region_type_change(G1HeapRegionTraceType::Old); + _type.set_old(); + } + void HeapRegion::set_startsHumongous(HeapWord* new_top, HeapWord* new_end) { assert(!isHumongous(), "sanity / pre-condition"); assert(end() == _orig_end, "Should be normal before the humongous object allocation"); assert(top() == bottom(), "should be empty"); assert(bottom() <= new_top && new_top <= new_end, "pre-condition"); + report_region_type_change(G1HeapRegionTraceType::StartsHumongous); _type.set_starts_humongous(); _humongous_start_region = this; set_end(new_end); _offsets.set_for_starts_humongous(new_top);
*** 230,239 **** --- 257,267 ---- assert(end() == _orig_end, "Should be normal before the humongous object allocation"); assert(top() == bottom(), "should be empty"); assert(first_hr->startsHumongous(), "pre-condition"); + report_region_type_change(G1HeapRegionTraceType::ContinuesHumongous); _type.set_continues_humongous(); _humongous_start_region = first_hr; } void HeapRegion::clear_humongous() {
*** 301,310 **** --- 329,346 ---- hr_clear(false /*par*/, false /*clear_space*/); set_top(bottom()); record_timestamp(); } + void HeapRegion::report_region_type_change(G1HeapRegionTraceType::Type to) { + HeapRegionTracer::send_region_type_change(_hrm_index, + get_trace_type(), + to, + (uintptr_t)bottom(), + used()); + } + CompactibleSpace* HeapRegion::next_compaction_space() const { return G1CollectedHeap::heap()->next_compaction_region(this); } void HeapRegion::note_self_forwarding_removal_start(bool during_initial_mark,
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