archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-09-21 03:24:38 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

8154580: Save mirror in interpreter frame to enable cleanups of CLDClosure

Browse source 
GC walks the mirror using OopClosure rather than using CLDClosure in oops_interpreted_do()

Reviewed-by: dlong, twisti, stefank
This commit is contained in:
Coleen Phillimore 2016-04-25 09:51:00 -04:00
parent 9ca6318ece
commit de88e58a82
51 changed files with 202 additions and 166 deletions
Download patch file Download diff file Expand all files Collapse all files

11
hotspot/src/share/vm/runtime/frame.hpp
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2016, 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
@ -320,6 +320,9 @@ class frame VALUE_OBJ_CLASS_SPEC {
void interpreter_frame_set_method(Method* method);
Method** interpreter_frame_method_addr() const;
ConstantPoolCache** interpreter_frame_cache_addr() const;
oop* interpreter_frame_mirror_addr() const;
void interpreter_frame_set_mirror(oop mirror);
public:
// Entry frames
@ -386,19 +389,19 @@ class frame VALUE_OBJ_CLASS_SPEC {
// Oops-do's
void oops_compiled_arguments_do(Symbol* signature, bool has_receiver, bool has_appendix, const RegisterMap* reg_map, OopClosure* f);
void oops_interpreted_do(OopClosure* f, CLDClosure* cld_f, const RegisterMap* map, bool query_oop_map_cache = true);
void oops_interpreted_do(OopClosure* f, const RegisterMap* map, bool query_oop_map_cache = true);
private:
void oops_interpreted_arguments_do(Symbol* signature, bool has_receiver, OopClosure* f);
// Iteration of oops
void oops_do_internal(OopClosure* f, CLDClosure* cld_f, CodeBlobClosure* cf, RegisterMap* map, bool use_interpreter_oop_map_cache);
void oops_do_internal(OopClosure* f, CodeBlobClosure* cf, RegisterMap* map, bool use_interpreter_oop_map_cache);
void oops_entry_do(OopClosure* f, const RegisterMap* map);
void oops_code_blob_do(OopClosure* f, CodeBlobClosure* cf, const RegisterMap* map);
int adjust_offset(Method* method, int index); // helper for above fn
public:
// Memory management
void oops_do(OopClosure* f, CLDClosure* cld_f, CodeBlobClosure* cf, RegisterMap* map) { oops_do_internal(f, cld_f, cf, map, true); }
void oops_do(OopClosure* f, CodeBlobClosure* cf, RegisterMap* map) { oops_do_internal(f, cf, map, true); }
void nmethods_do(CodeBlobClosure* cf);
// RedefineClasses support for finding live interpreted methods on the stack