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comparison src/share/vm/opto/type.cpp @ 1339:09ac706c2623

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Merge
author asaha
date Wed, 24 Mar 2010 17:16:33 -0700
parents ae4032fb0a5b 97125851f396
children 5b29c2368d93
comparison
equal deleted inserted replaced
1338:f5dd08ad65df 1339:09ac706c2623
2429 } 2429 }
2430 2430
2431 //------------------------------make_from_constant----------------------------- 2431 //------------------------------make_from_constant-----------------------------
2432 // Make a java pointer from an oop constant 2432 // Make a java pointer from an oop constant
2433 const TypeOopPtr* TypeOopPtr::make_from_constant(ciObject* o, bool require_constant) { 2433 const TypeOopPtr* TypeOopPtr::make_from_constant(ciObject* o, bool require_constant) {
2434 if (o->is_method_data() || o->is_method()) { 2434 if (o->is_method_data() || o->is_method() || o->is_cpcache()) {
2435 // Treat much like a typeArray of bytes, like below, but fake the type... 2435 // Treat much like a typeArray of bytes, like below, but fake the type...
2436 const Type* etype = (Type*)get_const_basic_type(T_BYTE); 2436 const Type* etype = (Type*)get_const_basic_type(T_BYTE);
2437 const TypeAry* arr0 = TypeAry::make(etype, TypeInt::POS); 2437 const TypeAry* arr0 = TypeAry::make(etype, TypeInt::POS);
2438 ciKlass *klass = ciTypeArrayKlass::make((BasicType) T_BYTE); 2438 ciKlass *klass = ciTypeArrayKlass::make((BasicType) T_BYTE);
2439 assert(o->can_be_constant(), "method data oops should be tenured"); 2439 assert(o->can_be_constant(), "method data oops should be tenured");
3967 const TypeFunc *TypeFunc::make(ciMethod* method) { 3967 const TypeFunc *TypeFunc::make(ciMethod* method) {
3968 Compile* C = Compile::current(); 3968 Compile* C = Compile::current();
3969 const TypeFunc* tf = C->last_tf(method); // check cache 3969 const TypeFunc* tf = C->last_tf(method); // check cache
3970 if (tf != NULL) return tf; // The hit rate here is almost 50%. 3970 if (tf != NULL) return tf; // The hit rate here is almost 50%.
3971 const TypeTuple *domain; 3971 const TypeTuple *domain;
3972 if (method->flags().is_static()) { 3972 if (method->is_static()) {
3973 domain = TypeTuple::make_domain(NULL, method->signature()); 3973 domain = TypeTuple::make_domain(NULL, method->signature());
3974 } else { 3974 } else {
3975 domain = TypeTuple::make_domain(method->holder(), method->signature()); 3975 domain = TypeTuple::make_domain(method->holder(), method->signature());
3976 } 3976 }
3977 const TypeTuple *range = TypeTuple::make_range(method->signature()); 3977 const TypeTuple *range = TypeTuple::make_range(method->signature());