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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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10
hotspot/src/share/vm/c1/c1_GraphBuilder.cpp
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@ -887,7 +887,7 @@ void GraphBuilder::load_constant() {
patch_state = copy_state_before();
t = new ObjectConstant(obj);
} else {
assert(!obj->is_klass(), "must be java_mirror of klass");
assert(obj->is_instance(), "must be java_mirror of klass");
t = new InstanceConstant(obj->as_instance());
}
break;
@ -1434,7 +1434,7 @@ void GraphBuilder::method_return(Value x) {
if (compilation()->env()->dtrace_method_probes()) {
// Report exit from inline methods
Values* args = new Values(1);
args->push(append(new Constant(new ObjectConstant(method()))));
args->push(append(new Constant(new MethodConstant(method()))));
append(new RuntimeCall(voidType, "dtrace_method_exit", CAST_FROM_FN_PTR(address, SharedRuntime::dtrace_method_exit), args));
}
@ -1887,7 +1887,7 @@ void GraphBuilder::invoke(Bytecodes::Code code) {
code == Bytecodes::_invokeinterface;
Values* args = state()->pop_arguments(target->arg_size_no_receiver());
Value recv = has_receiver ? apop() : NULL;
int vtable_index = methodOopDesc::invalid_vtable_index;
int vtable_index = Method::invalid_vtable_index;
#ifdef SPARC
// Currently only supported on Sparc.
@ -3544,7 +3544,7 @@ void GraphBuilder::fill_sync_handler(Value lock, BlockBegin* sync_handler, bool
// Report exit from inline methods. We don't have a stream here
// so pass an explicit bci of SynchronizationEntryBCI.
Values* args = new Values(1);
args->push(append_with_bci(new Constant(new ObjectConstant(method())), bci));
args->push(append_with_bci(new Constant(new MethodConstant(method())), bci));
append_with_bci(new RuntimeCall(voidType, "dtrace_method_exit", CAST_FROM_FN_PTR(address, SharedRuntime::dtrace_method_exit), args), bci);
}
@ -3732,7 +3732,7 @@ bool GraphBuilder::try_inline_full(ciMethod* callee, bool holder_known, Bytecode
if (compilation()->env()->dtrace_method_probes()) {
Values* args = new Values(1);
args->push(append(new Constant(new ObjectConstant(method()))));
args->push(append(new Constant(new MethodConstant(method()))));
append(new RuntimeCall(voidType, "dtrace_method_entry", CAST_FROM_FN_PTR(address, SharedRuntime::dtrace_method_entry), args));
}