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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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12
hotspot/src/share/vm/gc_implementation/g1/heapRegionSet.hpp
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@ -81,7 +81,7 @@ class HeapRegionSetBase VALUE_OBJ_CLASS_SPEC {
friend class VMStructs;
private:
bool _is_humongous;
bool _is_empty;
bool _is_free;
HRSMtSafeChecker* _mt_safety_checker;
protected:
@ -102,9 +102,9 @@ protected:
// not. Only used during verification.
bool regions_humongous() { return _is_humongous; }
// Indicates whether all regions in the set should be empty or
// Indicates whether all regions in the set should be free or
// not. Only used during verification.
bool regions_empty() { return _is_empty; }
bool regions_free() { return _is_free; }
void check_mt_safety() {
if (_mt_safety_checker != NULL) {
@ -114,7 +114,7 @@ protected:
virtual void fill_in_ext_msg_extra(hrs_ext_msg* msg) { }
HeapRegionSetBase(const char* name, bool humongous, bool empty, HRSMtSafeChecker* mt_safety_checker);
HeapRegionSetBase(const char* name, bool humongous, bool free, HRSMtSafeChecker* mt_safety_checker);
public:
const char* name() { return _name; }
@ -171,7 +171,7 @@ public:
do { \
assert(((_set1_)->regions_humongous() == \
(_set2_)->regions_humongous()) && \
((_set1_)->regions_empty() == (_set2_)->regions_empty()), \
((_set1_)->regions_free() == (_set2_)->regions_free()), \
hrs_err_msg("the contents of set %s and set %s should match", \
(_set1_)->name(), (_set2_)->name())); \
} while (0)
@ -184,7 +184,7 @@ public:
class HeapRegionSet : public HeapRegionSetBase {
public:
HeapRegionSet(const char* name, bool humongous, HRSMtSafeChecker* mt_safety_checker):
HeapRegionSetBase(name, humongous, false /* empty */, mt_safety_checker) { }
HeapRegionSetBase(name, humongous, false /* free */, mt_safety_checker) { }
void bulk_remove(const HeapRegionSetCount& removed) {
_count.decrement(removed.length(), removed.capacity());