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comparison src/share/vm/opto/callGenerator.cpp @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents 7a302948f5a4
children e626685e9f6c
comparison
equal deleted inserted replaced
6724:36d1d483d5d6 6725:da91efe96a93
23 */ 23 */
24 24
25 #include "precompiled.hpp" 25 #include "precompiled.hpp"
26 #include "ci/bcEscapeAnalyzer.hpp" 26 #include "ci/bcEscapeAnalyzer.hpp"
27 #include "ci/ciCallSite.hpp" 27 #include "ci/ciCallSite.hpp"
28 #include "ci/ciCPCache.hpp" 28 #include "ci/ciObjArray.hpp"
29 #include "ci/ciMemberName.hpp" 29 #include "ci/ciMemberName.hpp"
30 #include "ci/ciMethodHandle.hpp" 30 #include "ci/ciMethodHandle.hpp"
31 #include "classfile/javaClasses.hpp" 31 #include "classfile/javaClasses.hpp"
32 #include "compiler/compileLog.hpp" 32 #include "compiler/compileLog.hpp"
33 #include "opto/addnode.hpp" 33 #include "opto/addnode.hpp"
165 int _vtable_index; 165 int _vtable_index;
166 public: 166 public:
167 VirtualCallGenerator(ciMethod* method, int vtable_index) 167 VirtualCallGenerator(ciMethod* method, int vtable_index)
168 : CallGenerator(method), _vtable_index(vtable_index) 168 : CallGenerator(method), _vtable_index(vtable_index)
169 { 169 {
170 assert(vtable_index == methodOopDesc::invalid_vtable_index || 170 assert(vtable_index == Method::invalid_vtable_index ||
171 vtable_index >= 0, "either invalid or usable"); 171 vtable_index >= 0, "either invalid or usable");
172 } 172 }
173 virtual bool is_virtual() const { return true; } 173 virtual bool is_virtual() const { return true; }
174 virtual JVMState* generate(JVMState* jvms); 174 virtual JVMState* generate(JVMState* jvms);
175 }; 175 };
215 } 215 }
216 216
217 assert(!method()->is_static(), "virtual call must not be to static"); 217 assert(!method()->is_static(), "virtual call must not be to static");
218 assert(!method()->is_final(), "virtual call should not be to final"); 218 assert(!method()->is_final(), "virtual call should not be to final");
219 assert(!method()->is_private(), "virtual call should not be to private"); 219 assert(!method()->is_private(), "virtual call should not be to private");
220 assert(_vtable_index == methodOopDesc::invalid_vtable_index || !UseInlineCaches, 220 assert(_vtable_index == Method::invalid_vtable_index || !UseInlineCaches,
221 "no vtable calls if +UseInlineCaches "); 221 "no vtable calls if +UseInlineCaches ");
222 address target = SharedRuntime::get_resolve_virtual_call_stub(); 222 address target = SharedRuntime::get_resolve_virtual_call_stub();
223 // Normal inline cache used for call 223 // Normal inline cache used for call
224 CallDynamicJavaNode *call = new (kit.C, tf()->domain()->cnt()) CallDynamicJavaNode(tf(), target, method(), _vtable_index, kit.bci()); 224 CallDynamicJavaNode *call = new (kit.C, tf()->domain()->cnt()) CallDynamicJavaNode(tf(), target, method(), _vtable_index, kit.bci());
225 kit.set_arguments_for_java_call(call); 225 kit.set_arguments_for_java_call(call);
601 Node* receiver = kit.argument(0); 601 Node* receiver = kit.argument(0);
602 if (receiver->Opcode() == Op_ConP) { 602 if (receiver->Opcode() == Op_ConP) {
603 const TypeOopPtr* oop_ptr = receiver->bottom_type()->is_oopptr(); 603 const TypeOopPtr* oop_ptr = receiver->bottom_type()->is_oopptr();
604 ciMethod* target = oop_ptr->const_oop()->as_method_handle()->get_vmtarget(); 604 ciMethod* target = oop_ptr->const_oop()->as_method_handle()->get_vmtarget();
605 guarantee(!target->is_method_handle_intrinsic(), "should not happen"); // XXX remove 605 guarantee(!target->is_method_handle_intrinsic(), "should not happen"); // XXX remove
606 const int vtable_index = methodOopDesc::invalid_vtable_index; 606 const int vtable_index = Method::invalid_vtable_index;
607 CallGenerator* cg = C->call_generator(target, vtable_index, false, jvms, true, PROB_ALWAYS); 607 CallGenerator* cg = C->call_generator(target, vtable_index, false, jvms, true, PROB_ALWAYS);
608 if (cg != NULL && cg->is_inline()) 608 if (cg != NULL && cg->is_inline())
609 return cg; 609 return cg;
610 } else { 610 } else {
611 if (PrintInlining) CompileTask::print_inlining(callee, jvms->depth() - 1, jvms->bci(), "receiver not constant"); 611 if (PrintInlining) CompileTask::print_inlining(callee, jvms->depth() - 1, jvms->bci(), "receiver not constant");
651 Node* cast_obj = gvn.transform(new (C, 2) CheckCastPPNode(kit.control(), arg, sig_type)); 651 Node* cast_obj = gvn.transform(new (C, 2) CheckCastPPNode(kit.control(), arg, sig_type));
652 kit.set_argument(receiver_skip + i, cast_obj); 652 kit.set_argument(receiver_skip + i, cast_obj);
653 } 653 }
654 } 654 }
655 } 655 }
656 const int vtable_index = methodOopDesc::invalid_vtable_index; 656 const int vtable_index = Method::invalid_vtable_index;
657 const bool call_is_virtual = target->is_abstract(); // FIXME workaround 657 const bool call_is_virtual = target->is_abstract(); // FIXME workaround
658 CallGenerator* cg = C->call_generator(target, vtable_index, call_is_virtual, jvms, true, PROB_ALWAYS); 658 CallGenerator* cg = C->call_generator(target, vtable_index, call_is_virtual, jvms, true, PROB_ALWAYS);
659 if (cg != NULL && cg->is_inline()) 659 if (cg != NULL && cg->is_inline())
660 return cg; 660 return cg;
661 } 661 }