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8014288: perf regression in nashorn JDK-8008448.js test after 8008511 changes

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The fix of perf regression is to use method_idnum() for direct indexing into NMT

Reviewed-by: twisti, kvn, coleenp, dholmes
This commit is contained in:
Serguei Spitsyn 2013-05-23 23:04:33 -07:00 • committed by Serguei Spitsyn
parent bd53fa8370
commit b2e43ed612
4 changed files with 35 additions and 32 deletions
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11
hotspot/src/share/vm/prims/methodHandles.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2008, 2012, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2008, 2013, 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
@ -219,7 +219,6 @@ public:
}
};
//------------------------------------------------------------------------------
// MethodHandlesAdapterGenerator
//
@ -233,13 +232,13 @@ public:
//------------------------------------------------------------------------------
// MemberNameTable
//
class MemberNameTable : public GrowableArray<jweak> {
public:
MemberNameTable();
MemberNameTable(int methods_cnt);
~MemberNameTable();
void add_member_name(jweak mem_name_ref);
private:
int find_member_name(oop mem_name);
void add_member_name(int index, jweak mem_name_ref);
oop get_member_name(int index);
#if INCLUDE_JVMTI
public: