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src/share/vm/interpreter/linkResolver.hpp
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*** 45,79 ****
vtable_call, // select recv.klass.method_at_vtable(index)
itable_call, // select recv.klass.method_at_itable(resolved_method.holder, index)
unknown_kind = -1
};
private:
! KlassHandle _resolved_klass; // static receiver klass, resolved from a symbolic reference
! KlassHandle _selected_klass; // dynamic receiver class (same as static, or subklass)
methodHandle _resolved_method; // static target method
methodHandle _selected_method; // dynamic (actual) target method
CallKind _call_kind; // kind of call (static(=bytecode static/special +
// others inferred), vtable, itable)
int _call_index; // vtable or itable index of selected class method (if any)
Handle _resolved_appendix; // extra argument in constant pool (if CPCE::has_appendix)
Handle _resolved_method_type; // MethodType (for invokedynamic and invokehandle call sites)
! void set_static(KlassHandle resolved_klass, const methodHandle& resolved_method, TRAPS);
! void set_interface(KlassHandle resolved_klass, KlassHandle selected_klass,
const methodHandle& resolved_method,
const methodHandle& selected_method,
int itable_index, TRAPS);
! void set_virtual(KlassHandle resolved_klass, KlassHandle selected_klass,
const methodHandle& resolved_method,
const methodHandle& selected_method,
int vtable_index, TRAPS);
void set_handle(const methodHandle& resolved_method,
Handle resolved_appendix, Handle resolved_method_type, TRAPS);
! void set_handle(KlassHandle resolved_klass,
const methodHandle& resolved_method,
Handle resolved_appendix, Handle resolved_method_type, TRAPS);
! void set_common(KlassHandle resolved_klass, KlassHandle selected_klass,
const methodHandle& resolved_method,
const methodHandle& selected_method,
CallKind kind,
int index, TRAPS);
--- 45,79 ----
vtable_call, // select recv.klass.method_at_vtable(index)
itable_call, // select recv.klass.method_at_itable(resolved_method.holder, index)
unknown_kind = -1
};
private:
! Klass* _resolved_klass; // static receiver klass, resolved from a symbolic reference
! Klass* _selected_klass; // dynamic receiver class (same as static, or subklass)
methodHandle _resolved_method; // static target method
methodHandle _selected_method; // dynamic (actual) target method
CallKind _call_kind; // kind of call (static(=bytecode static/special +
// others inferred), vtable, itable)
int _call_index; // vtable or itable index of selected class method (if any)
Handle _resolved_appendix; // extra argument in constant pool (if CPCE::has_appendix)
Handle _resolved_method_type; // MethodType (for invokedynamic and invokehandle call sites)
! void set_static(Klass* resolved_klass, const methodHandle& resolved_method, TRAPS);
! void set_interface(Klass* resolved_klass, Klass* selected_klass,
const methodHandle& resolved_method,
const methodHandle& selected_method,
int itable_index, TRAPS);
! void set_virtual(Klass* resolved_klass, Klass* selected_klass,
const methodHandle& resolved_method,
const methodHandle& selected_method,
int vtable_index, TRAPS);
void set_handle(const methodHandle& resolved_method,
Handle resolved_appendix, Handle resolved_method_type, TRAPS);
! void set_handle(Klass* resolved_klass,
const methodHandle& resolved_method,
Handle resolved_appendix, Handle resolved_method_type, TRAPS);
! void set_common(Klass* resolved_klass, Klass* selected_klass,
const methodHandle& resolved_method,
const methodHandle& selected_method,
CallKind kind,
int index, TRAPS);
*** 89,100 ****
// utility to extract an effective CallInfo from a method and an optional receiver limit
// does not queue the method for compilation
CallInfo(Method* resolved_method, Klass* resolved_klass = NULL);
! KlassHandle resolved_klass() const { return _resolved_klass; }
! KlassHandle selected_klass() const { return _selected_klass; }
methodHandle resolved_method() const { return _resolved_method; }
methodHandle selected_method() const { return _selected_method; }
Handle resolved_appendix() const { return _resolved_appendix; }
Handle resolved_method_type() const { return _resolved_method_type; }
--- 89,100 ----
// utility to extract an effective CallInfo from a method and an optional receiver limit
// does not queue the method for compilation
CallInfo(Method* resolved_method, Klass* resolved_klass = NULL);
! Klass* resolved_klass() const { return _resolved_klass; }
! Klass* selected_klass() const { return _selected_klass; }
methodHandle resolved_method() const { return _resolved_method; }
methodHandle selected_method() const { return _selected_method; }
Handle resolved_appendix() const { return _resolved_appendix; }
Handle resolved_method_type() const { return _resolved_method_type; }
*** 133,144 ****
// containing the call being resolved)
// current_method = sending method (relevant for field resolution)
class LinkInfo : public StackObj {
Symbol* _name; // extracted from JVM_CONSTANT_NameAndType
Symbol* _signature;
! KlassHandle _resolved_klass; // class that the constant pool entry points to
! KlassHandle _current_klass; // class that owns the constant pool
methodHandle _current_method; // sending method
bool _check_access;
constantTag _tag;
public:
--- 133,144 ----
// containing the call being resolved)
// current_method = sending method (relevant for field resolution)
class LinkInfo : public StackObj {
Symbol* _name; // extracted from JVM_CONSTANT_NameAndType
Symbol* _signature;
! Klass* _resolved_klass; // class that the constant pool entry points to
! Klass* _current_klass; // class that owns the constant pool
methodHandle _current_method; // sending method
bool _check_access;
constantTag _tag;
public:
*** 149,183 ****
LinkInfo(const constantPoolHandle& pool, int index, methodHandle current_method, TRAPS);
LinkInfo(const constantPoolHandle& pool, int index, TRAPS);
// Condensed information from other call sites within the vm.
! LinkInfo(KlassHandle resolved_klass, Symbol* name, Symbol* signature, KlassHandle current_klass,
AccessCheck check_access = needs_access_check,
constantTag tag = JVM_CONSTANT_Invalid) :
_resolved_klass(resolved_klass),
! _name(name), _signature(signature), _current_klass(current_klass), _current_method(NULL),
_check_access(check_access == needs_access_check), _tag(tag) {}
! LinkInfo(KlassHandle resolved_klass, Symbol* name, Symbol* signature, methodHandle current_method,
AccessCheck check_access = needs_access_check,
constantTag tag = JVM_CONSTANT_Invalid) :
_resolved_klass(resolved_klass),
_name(name), _signature(signature), _current_klass(current_method->method_holder()), _current_method(current_method),
_check_access(check_access == needs_access_check), _tag(tag) {}
// Case where we just find the method and don't check access against the current class
! LinkInfo(KlassHandle resolved_klass, Symbol*name, Symbol* signature) :
_resolved_klass(resolved_klass),
! _name(name), _signature(signature), _current_klass(NULL), _current_method(NULL),
_check_access(false), _tag(JVM_CONSTANT_Invalid) {}
// accessors
Symbol* name() const { return _name; }
Symbol* signature() const { return _signature; }
! KlassHandle resolved_klass() const { return _resolved_klass; }
! KlassHandle current_klass() const { return _current_klass; }
methodHandle current_method() const { return _current_method; }
constantTag tag() const { return _tag; }
bool check_access() const { return _check_access; }
char* method_string() const;
--- 149,183 ----
LinkInfo(const constantPoolHandle& pool, int index, methodHandle current_method, TRAPS);
LinkInfo(const constantPoolHandle& pool, int index, TRAPS);
// Condensed information from other call sites within the vm.
! LinkInfo(Klass* resolved_klass, Symbol* name, Symbol* signature, Klass* current_klass,
AccessCheck check_access = needs_access_check,
constantTag tag = JVM_CONSTANT_Invalid) :
_resolved_klass(resolved_klass),
! _name(name), _signature(signature), _current_klass(current_klass), _current_method(methodHandle()),
_check_access(check_access == needs_access_check), _tag(tag) {}
! LinkInfo(Klass* resolved_klass, Symbol* name, Symbol* signature, methodHandle current_method,
AccessCheck check_access = needs_access_check,
constantTag tag = JVM_CONSTANT_Invalid) :
_resolved_klass(resolved_klass),
_name(name), _signature(signature), _current_klass(current_method->method_holder()), _current_method(current_method),
_check_access(check_access == needs_access_check), _tag(tag) {}
// Case where we just find the method and don't check access against the current class
! LinkInfo(Klass* resolved_klass, Symbol*name, Symbol* signature) :
_resolved_klass(resolved_klass),
! _name(name), _signature(signature), _current_klass(NULL), _current_method(methodHandle()),
_check_access(false), _tag(JVM_CONSTANT_Invalid) {}
// accessors
Symbol* name() const { return _name; }
Symbol* signature() const { return _signature; }
! Klass* resolved_klass() const { return _resolved_klass; }
! Klass* current_klass() const { return _current_klass; }
methodHandle current_method() const { return _current_method; }
constantTag tag() const { return _tag; }
bool check_access() const { return _check_access; }
char* method_string() const;
*** 204,224 ****
Handle *appendix_result_or_null,
Handle *method_type_result, TRAPS);
JVMCI_ONLY(public:) // Needed for CompilerToVM.resolveMethod()
// Not Linktime so doesn't take LinkInfo
static methodHandle lookup_instance_method_in_klasses (
! KlassHandle klass, Symbol* name, Symbol* signature, TRAPS);
JVMCI_ONLY(private:)
// Similar loader constraint checking functions that throw
// LinkageError with descriptive message.
static void check_method_loader_constraints(const LinkInfo& link_info,
const methodHandle& resolved_method,
const char* method_type, TRAPS);
static void check_field_loader_constraints(Symbol* field, Symbol* sig,
! KlassHandle current_klass,
! KlassHandle sel_klass, TRAPS);
static methodHandle resolve_interface_method(const LinkInfo& link_info, Bytecodes::Code code, TRAPS);
static methodHandle resolve_method (const LinkInfo& link_info, Bytecodes::Code code, TRAPS);
static methodHandle linktime_resolve_static_method (const LinkInfo& link_info, TRAPS);
--- 204,224 ----
Handle *appendix_result_or_null,
Handle *method_type_result, TRAPS);
JVMCI_ONLY(public:) // Needed for CompilerToVM.resolveMethod()
// Not Linktime so doesn't take LinkInfo
static methodHandle lookup_instance_method_in_klasses (
! Klass* klass, Symbol* name, Symbol* signature, TRAPS);
JVMCI_ONLY(private:)
// Similar loader constraint checking functions that throw
// LinkageError with descriptive message.
static void check_method_loader_constraints(const LinkInfo& link_info,
const methodHandle& resolved_method,
const char* method_type, TRAPS);
static void check_field_loader_constraints(Symbol* field, Symbol* sig,
! Klass* current_klass,
! Klass* sel_klass, TRAPS);
static methodHandle resolve_interface_method(const LinkInfo& link_info, Bytecodes::Code code, TRAPS);
static methodHandle resolve_method (const LinkInfo& link_info, Bytecodes::Code code, TRAPS);
static methodHandle linktime_resolve_static_method (const LinkInfo& link_info, TRAPS);
*** 226,258 ****
static methodHandle linktime_resolve_virtual_method (const LinkInfo& link_info, TRAPS);
static methodHandle linktime_resolve_interface_method (const LinkInfo& link_info, TRAPS);
static void runtime_resolve_special_method (CallInfo& result,
const methodHandle& resolved_method,
! KlassHandle resolved_klass,
! KlassHandle current_klass,
bool check_access, TRAPS);
static void runtime_resolve_virtual_method (CallInfo& result,
const methodHandle& resolved_method,
! KlassHandle resolved_klass,
Handle recv,
! KlassHandle recv_klass,
bool check_null_and_abstract, TRAPS);
static void runtime_resolve_interface_method (CallInfo& result,
const methodHandle& resolved_method,
! KlassHandle resolved_klass,
Handle recv,
! KlassHandle recv_klass,
bool check_null_and_abstract, TRAPS);
! static void check_field_accessability(KlassHandle ref_klass,
! KlassHandle resolved_klass,
! KlassHandle sel_klass,
const fieldDescriptor& fd, TRAPS);
! static void check_method_accessability(KlassHandle ref_klass,
! KlassHandle resolved_klass,
! KlassHandle sel_klass,
const methodHandle& sel_method, TRAPS);
// runtime resolving from constant pool
static void resolve_invokestatic (CallInfo& result,
const constantPoolHandle& pool, int index, TRAPS);
--- 226,258 ----
static methodHandle linktime_resolve_virtual_method (const LinkInfo& link_info, TRAPS);
static methodHandle linktime_resolve_interface_method (const LinkInfo& link_info, TRAPS);
static void runtime_resolve_special_method (CallInfo& result,
const methodHandle& resolved_method,
! Klass* resolved_klass,
! Klass* current_klass,
bool check_access, TRAPS);
static void runtime_resolve_virtual_method (CallInfo& result,
const methodHandle& resolved_method,
! Klass* resolved_klass,
Handle recv,
! Klass* recv_klass,
bool check_null_and_abstract, TRAPS);
static void runtime_resolve_interface_method (CallInfo& result,
const methodHandle& resolved_method,
! Klass* resolved_klass,
Handle recv,
! Klass* recv_klass,
bool check_null_and_abstract, TRAPS);
! static void check_field_accessability(Klass* ref_klass,
! Klass* resolved_klass,
! Klass* sel_klass,
const fieldDescriptor& fd, TRAPS);
! static void check_method_accessability(Klass* ref_klass,
! Klass* resolved_klass,
! Klass* sel_klass,
const methodHandle& sel_method, TRAPS);
// runtime resolving from constant pool
static void resolve_invokestatic (CallInfo& result,
const constantPoolHandle& pool, int index, TRAPS);
*** 266,276 ****
const constantPoolHandle& pool, int index, TRAPS);
static void resolve_invokehandle (CallInfo& result,
const constantPoolHandle& pool, int index, TRAPS);
public:
// constant pool resolving
! static void check_klass_accessability(KlassHandle ref_klass, KlassHandle sel_klass, TRAPS);
// static resolving calls (will not run any Java code);
// used only from Bytecode_invoke::static_target
static methodHandle resolve_method_statically(Bytecodes::Code code,
const constantPoolHandle& pool,
--- 266,276 ----
const constantPoolHandle& pool, int index, TRAPS);
static void resolve_invokehandle (CallInfo& result,
const constantPoolHandle& pool, int index, TRAPS);
public:
// constant pool resolving
! static void check_klass_accessability(Klass* ref_klass, Klass* sel_klass, TRAPS);
// static resolving calls (will not run any Java code);
// used only from Bytecode_invoke::static_target
static methodHandle resolve_method_statically(Bytecodes::Code code,
const constantPoolHandle& pool,
*** 289,323 ****
const LinkInfo& link_info,
bool initialize_klass, TRAPS);
static void resolve_special_call (CallInfo& result,
const LinkInfo& link_info,
TRAPS);
! static void resolve_virtual_call (CallInfo& result, Handle recv, KlassHandle recv_klass,
const LinkInfo& link_info,
bool check_null_and_abstract, TRAPS);
! static void resolve_interface_call(CallInfo& result, Handle recv, KlassHandle recv_klass,
const LinkInfo& link_info,
bool check_null_and_abstract, TRAPS);
static void resolve_handle_call (CallInfo& result,
const LinkInfo& link_info, TRAPS);
static void resolve_dynamic_call (CallInfo& result, Handle bootstrap_specifier,
Symbol* method_name, Symbol* method_signature,
! KlassHandle current_klass, TRAPS);
// same as above for compile-time resolution; but returns null handle instead of throwing
// an exception on error also, does not initialize klass (i.e., no side effects)
! static methodHandle resolve_virtual_call_or_null (KlassHandle receiver_klass,
const LinkInfo& link_info);
! static methodHandle resolve_interface_call_or_null(KlassHandle receiver_klass,
const LinkInfo& link_info);
static methodHandle resolve_static_call_or_null (const LinkInfo& link_info);
static methodHandle resolve_special_call_or_null (const LinkInfo& link_info);
! static int vtable_index_of_interface_method(KlassHandle klass, const methodHandle& resolved_method);
// same as above for compile-time resolution; returns vtable_index if current_klass if linked
! static int resolve_virtual_vtable_index (KlassHandle receiver_klass,
const LinkInfo& link_info);
// static resolving for compiler (does not throw exceptions, returns null handle if unsuccessful)
static methodHandle linktime_resolve_virtual_method_or_null (const LinkInfo& link_info);
static methodHandle linktime_resolve_interface_method_or_null(const LinkInfo& link_info);
--- 289,323 ----
const LinkInfo& link_info,
bool initialize_klass, TRAPS);
static void resolve_special_call (CallInfo& result,
const LinkInfo& link_info,
TRAPS);
! static void resolve_virtual_call (CallInfo& result, Handle recv, Klass* recv_klass,
const LinkInfo& link_info,
bool check_null_and_abstract, TRAPS);
! static void resolve_interface_call(CallInfo& result, Handle recv, Klass* recv_klass,
const LinkInfo& link_info,
bool check_null_and_abstract, TRAPS);
static void resolve_handle_call (CallInfo& result,
const LinkInfo& link_info, TRAPS);
static void resolve_dynamic_call (CallInfo& result, Handle bootstrap_specifier,
Symbol* method_name, Symbol* method_signature,
! Klass* current_klass, TRAPS);
// same as above for compile-time resolution; but returns null handle instead of throwing
// an exception on error also, does not initialize klass (i.e., no side effects)
! static methodHandle resolve_virtual_call_or_null (Klass* receiver_klass,
const LinkInfo& link_info);
! static methodHandle resolve_interface_call_or_null(Klass* receiver_klass,
const LinkInfo& link_info);
static methodHandle resolve_static_call_or_null (const LinkInfo& link_info);
static methodHandle resolve_special_call_or_null (const LinkInfo& link_info);
! static int vtable_index_of_interface_method(Klass* klass, const methodHandle& resolved_method);
// same as above for compile-time resolution; returns vtable_index if current_klass if linked
! static int resolve_virtual_vtable_index (Klass* receiver_klass,
const LinkInfo& link_info);
// static resolving for compiler (does not throw exceptions, returns null handle if unsuccessful)
static methodHandle linktime_resolve_virtual_method_or_null (const LinkInfo& link_info);
static methodHandle linktime_resolve_interface_method_or_null(const LinkInfo& link_info);
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