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8225054: Compiler implementation for records

Browse source 
8225052: javax.lang.model support for records
8225053: Preview APIs support for records
8225055: Javadoc for records
8226314: com.sun.source support for records
8227113: Specification for java.lang.Record
8233526: JVM support for records

Implement records in the compiler and the JVM, including serialization, reflection and APIs support

Co-authored-by: Brian Goetz <brian.goetz@oracle.com>
Co-authored-by: Maurizio Cimadamore <maurizio.cimadamore@oracle.com>
Co-authored-by: Harold Seigel <harold.seigel@oracle.com>
Co-authored-by: Joe Darcy <joe.darcy@oracle.com>
Co-authored-by: Jonathan Gibbons <jonathan.gibbons@oracle.com>
Co-authored-by: Chris Hegarty <chris.hegarty@oracle.com>
Co-authored-by: Jan Lahoda <jan.lahoda@oracle.com>
Reviewed-by: mcimadamore, briangoetz, alanb, darcy, chegar, jrose, jlahoda, coleenp, dholmes, lfoltan, mchung, sadayapalam, hannesw, sspitsyn
This commit is contained in:
Vicente Romero 2019-12-04 15:57:39 -05:00
parent 0a375cfa2d
commit 827e5e3226
351 changed files with 24958 additions and 6395 deletions
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14
src/hotspot/share/oops/instanceKlass.hpp
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@ -41,6 +41,7 @@
#include "jfr/support/jfrKlassExtension.hpp"
#endif
class RecordComponent;
// An InstanceKlass is the VM level representation of a Java class.
// It contains all information needed for at class at execution runtime.
@ -182,6 +183,9 @@ class InstanceKlass: public Klass {
// By always being set it makes nest-member access checks simpler.
InstanceKlass* _nest_host;
// The contents of the Record attribute.
Array<RecordComponent*>* _record_components;
// the source debug extension for this klass, NULL if not specified.
// Specified as UTF-8 string without terminating zero byte in the classfile,
// it is stored in the instanceklass as a NULL-terminated UTF-8 string
@ -448,9 +452,17 @@ class InstanceKlass: public Klass {
jushort nest_host_index() const { return _nest_host_index; }
void set_nest_host_index(u2 i) { _nest_host_index = i; }
// record components
Array<RecordComponent*>* record_components() const { return _record_components; }
void set_record_components(Array<RecordComponent*>* record_components) {
_record_components = record_components;
}
bool is_record() const { return _record_components != NULL; }
private:
// Called to verify that k is a member of this nest - does not look at k's nest-host
bool has_nest_member(InstanceKlass* k, TRAPS) const;
public:
// Returns nest-host class, resolving and validating it if needed
// Returns NULL if an exception occurs during loading, or validation fails
@ -1152,6 +1164,8 @@ public:
const Klass* super_klass,
Array<InstanceKlass*>* local_interfaces,
Array<InstanceKlass*>* transitive_interfaces);
void static deallocate_record_components(ClassLoaderData* loader_data,
Array<RecordComponent*>* record_component);
// The constant pool is on stack if any of the methods are executing or
// referenced by handles.