357 } else if (o->is_constantPoolCache()) {
358 constantPoolCacheHandle h_cpc(THREAD, (constantPoolCacheOop) o);
359 return new (arena()) ciCPCache(h_cpc);
360 }
361
362 // The oop is of some type not supported by the compiler interface.
363 ShouldNotReachHere();
364 return NULL;
365 }
366
367 //------------------------------------------------------------------
368 // ciObjectFactory::get_unloaded_method
369 //
370 // Get the ciMethod representing an unloaded/unfound method.
371 //
372 // Implementation note: unloaded methods are currently stored in
373 // an unordered array, requiring a linear-time lookup for each
374 // unloaded method. This may need to change.
375 ciMethod* ciObjectFactory::get_unloaded_method(ciInstanceKlass* holder,
376 ciSymbol* name,
377 ciSymbol* signature) {
378 for (int i=0; i<_unloaded_methods->length(); i++) {
379 ciMethod* entry = _unloaded_methods->at(i);
380 if (entry->holder()->equals(holder) &&
381 entry->name()->equals(name) &&
382 entry->signature()->as_symbol()->equals(signature)) {
383 // We've found a match.
384 return entry;
385 }
386 }
387
388 // This is a new unloaded method. Create it and stick it in
389 // the cache.
390 ciMethod* new_method = new (arena()) ciMethod(holder, name, signature);
391
392 init_ident_of(new_method);
393 _unloaded_methods->append(new_method);
394
395 return new_method;
396 }
397
398 //------------------------------------------------------------------
399 // ciObjectFactory::get_unloaded_klass
400 //
401 // Get a ciKlass representing an unloaded klass.
402 //
403 // Implementation note: unloaded klasses are currently stored in
404 // an unordered array, requiring a linear-time lookup for each
405 // unloaded klass. This may need to change.
406 ciKlass* ciObjectFactory::get_unloaded_klass(ciKlass* accessing_klass,
407 ciSymbol* name,
408 bool create_if_not_found) {
409 EXCEPTION_CONTEXT;
410 oop loader = NULL;
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357 } else if (o->is_constantPoolCache()) {
358 constantPoolCacheHandle h_cpc(THREAD, (constantPoolCacheOop) o);
359 return new (arena()) ciCPCache(h_cpc);
360 }
361
362 // The oop is of some type not supported by the compiler interface.
363 ShouldNotReachHere();
364 return NULL;
365 }
366
367 //------------------------------------------------------------------
368 // ciObjectFactory::get_unloaded_method
369 //
370 // Get the ciMethod representing an unloaded/unfound method.
371 //
372 // Implementation note: unloaded methods are currently stored in
373 // an unordered array, requiring a linear-time lookup for each
374 // unloaded method. This may need to change.
375 ciMethod* ciObjectFactory::get_unloaded_method(ciInstanceKlass* holder,
376 ciSymbol* name,
377 ciSymbol* signature,
378 ciInstanceKlass* accessor) {
379 ciSignature* that = NULL;
380 for (int i = 0; i < _unloaded_methods->length(); i++) {
381 ciMethod* entry = _unloaded_methods->at(i);
382 if (entry->holder()->equals(holder) &&
383 entry->name()->equals(name) &&
384 entry->signature()->as_symbol()->equals(signature)) {
385 // Short-circuit slow resolve.
386 if (entry->signature()->accessing_klass() == accessor) {
387 // We've found a match.
388 return entry;
389 } else {
390 // Lazily create ciSignature
391 if (that == NULL) that = new (arena()) ciSignature(accessor, constantPoolHandle(), signature);
392 if (entry->signature()->equals(that)) {
393 // We've found a match.
394 return entry;
395 }
396 }
397 }
398 }
399
400 // This is a new unloaded method. Create it and stick it in
401 // the cache.
402 ciMethod* new_method = new (arena()) ciMethod(holder, name, signature, accessor);
403
404 init_ident_of(new_method);
405 _unloaded_methods->append(new_method);
406
407 return new_method;
408 }
409
410 //------------------------------------------------------------------
411 // ciObjectFactory::get_unloaded_klass
412 //
413 // Get a ciKlass representing an unloaded klass.
414 //
415 // Implementation note: unloaded klasses are currently stored in
416 // an unordered array, requiring a linear-time lookup for each
417 // unloaded klass. This may need to change.
418 ciKlass* ciObjectFactory::get_unloaded_klass(ciKlass* accessing_klass,
419 ciSymbol* name,
420 bool create_if_not_found) {
421 EXCEPTION_CONTEXT;
422 oop loader = NULL;
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