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8222446: assert(C->env()->system_dictionary_modification_counter_changed()) failed: Must invalidate if TypeFuncs differ

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Remove SystemDictionary::modification_counter optimization

Reviewed-by: dlong, eosterlund
This commit is contained in:
Coleen Phillimore 2019-07-10 07:58:24 -04:00
parent 475cf213d9
commit 04b98fd1df
16 changed files with 21 additions and 139 deletions
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12
src/hotspot/share/classfile/systemDictionary.hpp
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@ -362,13 +362,6 @@ public:
static void print_on(outputStream* st);
static void dump(outputStream* st, bool verbose);
// Monotonically increasing counter which grows as classes are
// loaded or modifications such as hot-swapping or setting/removing
// of breakpoints are performed
static inline int number_of_modifications() { assert_locked_or_safepoint(Compile_lock); return _number_of_modifications; }
// Needed by evolution and breakpoint code
static inline void notice_modification() { assert_locked_or_safepoint(Compile_lock); ++_number_of_modifications; }
// Verification
static void verify();
@ -555,11 +548,6 @@ public:
// Hashtable holding placeholders for classes being loaded.
static PlaceholderTable* _placeholders;
// Monotonically increasing counter which grows with
// loading classes as well as hot-swapping and breakpoint setting
// and removal.
static int _number_of_modifications;
// Lock object for system class loader
static oop _system_loader_lock_obj;