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8150607: Clean up CompactHashtable

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Refactored code, and added test cases for serviceability agent

Reviewed-by: jiangli, ccheung
This commit is contained in:
Ioi Lam 2016-04-17 19:15:52 -07:00
parent 16c430d2b6
commit 6526d15d6e
18 changed files with 808 additions and 494 deletions
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9
hotspot/src/share/vm/memory/iterator.hpp
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@ -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
@ -355,6 +355,9 @@ public:
// Read/write the void pointer pointed to by p.
virtual void do_ptr(void** p) = 0;
// Read/write the 32-bit unsigned integer pointed to by p.
virtual void do_u4(u4* p) = 0;
// Read/write the region specified.
virtual void do_region(u_char* start, size_t size) = 0;
@ -363,6 +366,10 @@ public:
// for verification that sections of the serialized data are of the
// correct length.
virtual void do_tag(int tag) = 0;
bool writing() {
return !reading();
}
};
class SymbolClosure : public StackObj {