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comparison src/share/vm/graal/graalCodeInstaller.cpp @ 8947:707b20dd9512

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draft call site target value assumption
author Andreas Woess <andreas.woess@jku.at>
date Tue, 09 Apr 2013 17:23:32 +0200
parents ec06c7e67698
children 9f3a77848ea2
comparison
equal deleted inserted replaced
8946:7a4dc62006bf 8947:707b20dd9512
234 234
235 arrayOop values = (arrayOop) VirtualObject::values(value); 235 arrayOop values = (arrayOop) VirtualObject::values(value);
236 for (jint i = 0; i < values->length(); i++) { 236 for (jint i = 0; i < values->length(); i++) {
237 ScopeValue* cur_second = NULL; 237 ScopeValue* cur_second = NULL;
238 ScopeValue* value = get_hotspot_value(((oop*) values->base(T_OBJECT))[i], total_frame_size, objects, cur_second, oop_recorder); 238 ScopeValue* value = get_hotspot_value(((oop*) values->base(T_OBJECT))[i], total_frame_size, objects, cur_second, oop_recorder);
239 239
240 if (isLongArray && cur_second == NULL) { 240 if (isLongArray && cur_second == NULL) {
241 // we're trying to put ints into a long array... this isn't really valid, but it's used for some optimizations. 241 // we're trying to put ints into a long array... this isn't really valid, but it's used for some optimizations.
242 // add an int 0 constant 242 // add an int 0 constant
243 #ifdef VM_LITTLE_ENDIAN 243 #ifdef VM_LITTLE_ENDIAN
244 cur_second = new ConstantIntValue(0); 244 cur_second = new ConstantIntValue(0);
296 assumption_MethodContents(assumption); 296 assumption_MethodContents(assumption);
297 } else if (assumption->klass() == Assumptions_ConcreteSubtype::klass()) { 297 } else if (assumption->klass() == Assumptions_ConcreteSubtype::klass()) {
298 assumption_ConcreteSubtype(assumption); 298 assumption_ConcreteSubtype(assumption);
299 } else if (assumption->klass() == Assumptions_ConcreteMethod::klass()) { 299 } else if (assumption->klass() == Assumptions_ConcreteMethod::klass()) {
300 assumption_ConcreteMethod(assumption); 300 assumption_ConcreteMethod(assumption);
301 } else if (assumption->klass() == Assumptions_CallSiteTargetValue::klass()) {
302 assumption_CallSiteTargetValue(assumption);
301 } else { 303 } else {
302 assumption->print(); 304 assumption->print();
303 fatal("unexpected Assumption subclass"); 305 fatal("unexpected Assumption subclass");
304 } 306 }
305 } 307 }
348 } 350 }
349 351
350 // constructor used to create a stub 352 // constructor used to create a stub
351 CodeInstaller::CodeInstaller(Handle& target_method, BufferBlob*& blob, jlong& id) { 353 CodeInstaller::CodeInstaller(Handle& target_method, BufferBlob*& blob, jlong& id) {
352 No_Safepoint_Verifier no_safepoint; 354 No_Safepoint_Verifier no_safepoint;
353 355
354 _oop_recorder = new OopRecorder(&_arena); 356 _oop_recorder = new OopRecorder(&_arena);
355 initialize_fields(target_method(), NULL); 357 initialize_fields(target_method(), NULL);
356 assert(_name != NULL, "installMethod needs NON-NULL name"); 358 assert(_name != NULL, "installMethod needs NON-NULL name");
357 359
358 // (very) conservative estimate: each site needs a relocation 360 // (very) conservative estimate: each site needs a relocation
396 buffer.initialize_stubs_size(256); 398 buffer.initialize_stubs_size(256);
397 buffer.initialize_consts_size(_constants_size); 399 buffer.initialize_consts_size(_constants_size);
398 400
399 _debug_recorder = new DebugInformationRecorder(_oop_recorder); 401 _debug_recorder = new DebugInformationRecorder(_oop_recorder);
400 _debug_recorder->set_oopmaps(new OopMapSet()); 402 _debug_recorder->set_oopmaps(new OopMapSet());
401 403
402 buffer.initialize_oop_recorder(_oop_recorder); 404 buffer.initialize_oop_recorder(_oop_recorder);
403 405
404 _instructions = buffer.insts(); 406 _instructions = buffer.insts();
405 _constants = buffer.consts(); 407 _constants = buffer.consts();
406 408
456 458
457 methodHandle impl = getMethodFromHotSpotMethod(impl_handle()); 459 methodHandle impl = getMethodFromHotSpotMethod(impl_handle());
458 Klass* context = asKlass(HotSpotResolvedObjectType::metaspaceKlass(context_handle)); 460 Klass* context = asKlass(HotSpotResolvedObjectType::metaspaceKlass(context_handle));
459 461
460 _dependencies->assert_unique_concrete_method(context, impl()); 462 _dependencies->assert_unique_concrete_method(context, impl());
463 }
464
465 void CodeInstaller::assumption_CallSiteTargetValue(Handle assumption) {
466 Handle callSite = Assumptions_CallSiteTargetValue::callSite(assumption());
467 Handle methodHandle = Assumptions_CallSiteTargetValue::methodHandle(assumption());
468
469 _dependencies->assert_call_site_target_value(callSite(), methodHandle());
461 } 470 }
462 471
463 void CodeInstaller::process_exception_handlers() { 472 void CodeInstaller::process_exception_handlers() {
464 // allocate some arrays for use by the collection code. 473 // allocate some arrays for use by the collection code.
465 const int num_handlers = 5; 474 const int num_handlers = 5;