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8365024: G1: Make G1CollectionSet::_inc_build_state assert-only

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Reviewed-by: ayang, kbarrett
This commit is contained in:
Thomas Schatzl 2025-08-21 15:32:25 +00:00
parent fb651fd6d2
commit cf70cb70bc
2 changed files with 5 additions and 3 deletions
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6
src/hotspot/share/gc/g1/g1CollectionSet.cpp
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@ -67,7 +67,7 @@ G1CollectionSet::G1CollectionSet(G1CollectedHeap* g1h, G1Policy* policy) :
_survivor_region_length(0),
_initial_old_region_length(0),
_optional_groups(),
_inc_build_state(CSetBuildType::Inactive),
DEBUG_ONLY(_inc_build_state(CSetBuildType::Inactive) COMMA)
_regions_inc_part_start(0),
_groups_inc_part_start(0) {
}
@ -142,11 +142,11 @@ void G1CollectionSet::continue_incremental_building() {
_regions_inc_part_start = _regions_cur_length;
_groups_inc_part_start = groups_cur_length();
_inc_build_state = CSetBuildType::Active;
DEBUG_ONLY(_inc_build_state = CSetBuildType::Active;)
}
void G1CollectionSet::stop_incremental_building() {
_inc_build_state = CSetBuildType::Inactive;
DEBUG_ONLY(_inc_build_state = CSetBuildType::Inactive;)
}
void G1CollectionSet::clear() {

2
src/hotspot/share/gc/g1/g1CollectionSet.hpp
View File

@ -165,12 +165,14 @@ class G1CollectionSet {
// groups. Regions are reachable via this list as well.
G1CSetCandidateGroupList _optional_groups;
#ifdef ASSERT
enum class CSetBuildType {
Active, // We are actively building the collection set
Inactive // We are not actively building the collection set
};
CSetBuildType _inc_build_state;
#endif
// Index into the _regions indicating the start of the current collection set increment.
size_t _regions_inc_part_start;
// Index into the _groups indicating the start of the current collection set increment.