src/hotspot/share/oops/compiledICHolder.hpp
Print this page
*** 1,7 ****
/*
! * Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
--- 1,7 ----
/*
! * Copyright (c) 1998, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*** 25,34 ****
--- 25,36 ----
#ifndef SHARE_VM_OOPS_COMPILEDICHOLDEROOP_HPP
#define SHARE_VM_OOPS_COMPILEDICHOLDEROOP_HPP
#include "oops/oop.hpp"
#include "utilities/macros.hpp"
+ #include "oops/klass.hpp"
+ #include "oops/method.hpp"
// A CompiledICHolder* is a helper object for the inline cache implementation.
// It holds:
// (1) (method+klass pair) when converting from compiled to an interpreted call
// (2) (klass+klass pair) when calling itable stub from megamorphic compiled call
*** 47,60 ****
// reachable by iterating over nmethods
Metadata* _holder_metadata;
Klass* _holder_klass; // to avoid name conflict with oopDesc::_klass
CompiledICHolder* _next;
public:
// Constructor
! CompiledICHolder(Metadata* metadata, Klass* klass);
~CompiledICHolder() NOT_DEBUG_RETURN;
static int live_count() { return _live_count; }
static int live_not_claimed_count() { return _live_not_claimed_count; }
--- 49,63 ----
// reachable by iterating over nmethods
Metadata* _holder_metadata;
Klass* _holder_klass; // to avoid name conflict with oopDesc::_klass
CompiledICHolder* _next;
+ bool is_metadata_method;
public:
// Constructor
! CompiledICHolder(Metadata* metadata, Klass* klass, bool is_method = true);
~CompiledICHolder() NOT_DEBUG_RETURN;
static int live_count() { return _live_count; }
static int live_not_claimed_count() { return _live_not_claimed_count; }
*** 69,79 ****
static int holder_klass_offset() { return offset_of(CompiledICHolder, _holder_klass); }
CompiledICHolder* next() { return _next; }
void set_next(CompiledICHolder* n) { _next = n; }
! bool is_loader_alive(BoolObjectClosure* is_alive);
// Verify
void verify_on(outputStream* st);
// Printing
--- 72,96 ----
static int holder_klass_offset() { return offset_of(CompiledICHolder, _holder_klass); }
CompiledICHolder* next() { return _next; }
void set_next(CompiledICHolder* n) { _next = n; }
! inline bool is_loader_alive(BoolObjectClosure* is_alive) {
! if (is_metadata_method) {
! if (!((Method*)_holder_metadata)->method_holder()->is_loader_alive(is_alive)) {
! return false;
! }
! } else {
! if (!((Klass*)_holder_metadata)->is_loader_alive(is_alive)) {
! return false;
! }
! }
! if (!_holder_klass->is_loader_alive(is_alive)) {
! return false;
! }
! return true;
! }
// Verify
void verify_on(outputStream* st);
// Printing