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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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16
hotspot/src/share/vm/classfile/verifier.hpp
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@ -28,7 +28,7 @@
#include "classfile/verificationType.hpp"
#include "memory/gcLocker.hpp"
#include "oops/klass.hpp"
#include "oops/methodOop.hpp"
#include "oops/method.hpp"
#include "runtime/handles.hpp"
#include "utilities/exceptions.hpp"
@ -224,7 +224,7 @@ class ErrorContext VALUE_OBJ_CLASS_SPEC {
_expected.reset_frame();
}
void details(outputStream* ss, methodOop method) const;
void details(outputStream* ss, Method* method) const;
#ifdef ASSERT
void print_on(outputStream* str) const {
@ -237,12 +237,12 @@ class ErrorContext VALUE_OBJ_CLASS_SPEC {
#endif
private:
void location_details(outputStream* ss, methodOop method) const;
void location_details(outputStream* ss, Method* method) const;
void reason_details(outputStream* ss) const;
void frame_details(outputStream* ss) const;
void bytecode_details(outputStream* ss, methodOop method) const;
void handler_details(outputStream* ss, methodOop method) const;
void stackmap_details(outputStream* ss, methodOop method) const;
void bytecode_details(outputStream* ss, Method* method) const;
void handler_details(outputStream* ss, Method* method) const;
void stackmap_details(outputStream* ss, Method* method) const;
};
// A new instance of this class is created for each class being verified
@ -268,7 +268,7 @@ class ClassVerifier : public StackObj {
}
bool is_protected_access(
instanceKlassHandle this_class, klassOop target_class,
instanceKlassHandle this_class, Klass* target_class,
Symbol* field_name, Symbol* field_sig, bool is_method);
void verify_cp_index(u2 bci, constantPoolHandle cp, int index, TRAPS);
@ -380,7 +380,7 @@ class ClassVerifier : public StackObj {
void verify_error(ErrorContext ctx, const char* fmt, ...);
void class_format_error(const char* fmt, ...);
klassOop load_class(Symbol* name, TRAPS);
Klass* load_class(Symbol* name, TRAPS);
int change_sig_to_verificationType(
SignatureStream* sig_type, VerificationType* inference_type, TRAPS);