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7200776: Implement default methods in interfaces

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Add generic type analysis and default method selection algorithms

Reviewed-by: coleenp, acorn
This commit is contained in:
Keith McGuigan 2012-10-11 12:25:42 -04:00
parent ff6a68b801
commit 6563cda42b
27 changed files with 4301 additions and 203 deletions
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22
hotspot/src/share/vm/oops/method.hpp
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@ -30,7 +30,6 @@
#include "compiler/oopMap.hpp"
#include "interpreter/invocationCounter.hpp"
#include "oops/annotations.hpp"
#include "oops/constMethod.hpp"
#include "oops/constantPool.hpp"
#include "oops/instanceKlass.hpp"
#include "oops/oop.hpp"
@ -104,6 +103,7 @@ class CheckedExceptionElement;
class LocalVariableTableElement;
class AdapterHandlerEntry;
class MethodData;
class ConstMethod;
class Method : public Metadata {
friend class VMStructs;
@ -158,14 +158,16 @@ class Method : public Metadata {
// Constructor
Method(ConstMethod* xconst, AccessFlags access_flags, int size);
public:
static Method* allocate(ClassLoaderData* loader_data,
int byte_code_size,
AccessFlags access_flags,
int compressed_line_number_size,
int localvariable_table_length,
int exception_table_length,
int checked_exceptions_length,
TRAPS);
int byte_code_size,
AccessFlags access_flags,
int compressed_line_number_size,
int localvariable_table_length,
int exception_table_length,
int checked_exceptions_length,
ConstMethod::MethodType method_type,
TRAPS);
Method() { assert(DumpSharedSpaces || UseSharedSpaces, "only for CDS"); }
@ -725,6 +727,10 @@ class Method : public Metadata {
void set_dont_inline(bool x) { _dont_inline = x; }
bool is_hidden() { return _hidden; }
void set_hidden(bool x) { _hidden = x; }
ConstMethod::MethodType method_type() const {
return _constMethod->method_type();
}
bool is_overpass() const { return method_type() == ConstMethod::OVERPASS; }
// On-stack replacement support
bool has_osr_nmethod(int level, bool match_level) {