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6964458: Reimplement class meta-data storage to use native memory

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Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
This commit is contained in:
Jon Masamitsu 2012-09-01 13:25:18 -04:00 • committed by Coleen Phillimore
parent 36eee7c8c8
commit 5c58d27aac
853 changed files with 26124 additions and 82956 deletions
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30
hotspot/src/os/solaris/dtrace/generateJvmOffsets.cpp
View file

@ -45,9 +45,9 @@
#include "memory/heap.hpp"
#include "memory/memRegion.hpp"
#include "memory/universe.hpp"
#include "oops/constMethodOop.hpp"
#include "oops/constMethod.hpp"
#include "oops/klass.hpp"
#include "oops/methodOop.hpp"
#include "oops/method.hpp"
#include "oops/oop.hpp"
#include "oops/symbol.hpp"
#include "runtime/virtualspace.hpp"
@ -205,7 +205,7 @@ int generateJvmOffsets(GEN_variant gen_variant) {
#endif
GEN_OFFS(Klass, _name);
GEN_OFFS(constantPoolOopDesc, _pool_holder);
GEN_OFFS(ConstantPool, _pool_holder);
printf("\n");
GEN_VALUE(OFFSET_HeapBlockHeader_used, offset_of(HeapBlock::Header, _used));
@ -213,21 +213,21 @@ int generateJvmOffsets(GEN_variant gen_variant) {
printf("\n");
GEN_VALUE(AccessFlags_NATIVE, JVM_ACC_NATIVE);
GEN_VALUE(constMethodOopDesc_has_linenumber_table, constMethodOopDesc::_has_linenumber_table);
GEN_VALUE(ConstMethod_has_linenumber_table, ConstMethod::_has_linenumber_table);
GEN_OFFS(AccessFlags, _flags);
GEN_OFFS(Symbol, _length);
GEN_OFFS(Symbol, _body);
printf("\n");
GEN_OFFS(methodOopDesc, _constMethod);
GEN_OFFS(methodOopDesc, _access_flags);
GEN_OFFS(Method, _constMethod);
GEN_OFFS(Method, _access_flags);
printf("\n");
GEN_OFFS(constMethodOopDesc, _constants);
GEN_OFFS(constMethodOopDesc, _flags);
GEN_OFFS(constMethodOopDesc, _code_size);
GEN_OFFS(constMethodOopDesc, _name_index);
GEN_OFFS(constMethodOopDesc, _signature_index);
GEN_OFFS(ConstMethod, _constants);
GEN_OFFS(ConstMethod, _flags);
GEN_OFFS(ConstMethod, _code_size);
GEN_OFFS(ConstMethod, _name_index);
GEN_OFFS(ConstMethod, _signature_index);
printf("\n");
GEN_OFFS(CodeHeap, _memory);
@ -250,7 +250,7 @@ int generateJvmOffsets(GEN_variant gen_variant) {
printf("\n");
GEN_OFFS(nmethod, _method);
GEN_OFFS(nmethod, _oops_offset);
GEN_OFFS(nmethod, _metadata_offset);
GEN_OFFS(nmethod, _scopes_data_offset);
GEN_OFFS(nmethod, _scopes_pcs_offset);
GEN_OFFS(nmethod, _handler_table_offset);
@ -268,12 +268,12 @@ int generateJvmOffsets(GEN_variant gen_variant) {
GEN_VALUE(SIZE_HeapBlockHeader, sizeof(HeapBlock::Header));
GEN_SIZE(oopDesc);
GEN_SIZE(constantPoolOopDesc);
GEN_SIZE(ConstantPool);
printf("\n");
GEN_SIZE(PcDesc);
GEN_SIZE(methodOopDesc);
GEN_SIZE(constMethodOopDesc);
GEN_SIZE(Method);
GEN_SIZE(ConstMethod);
GEN_SIZE(nmethod);
GEN_SIZE(CodeBlob);
GEN_SIZE(BufferBlob);