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6655638: dynamic languages need method handles

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Initial implementation, with known omissions (x86/64, sparc, compiler optim., c-oops, C++ interp.)

Reviewed-by: kvn, twisti, never
This commit is contained in:
John R Rose 2009-04-08 10:56:49 -07:00
parent 318da3f68c
commit ce0c084720
63 changed files with 5815 additions and 70 deletions
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7
hotspot/src/share/vm/interpreter/interpreter.cpp
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@ -1,5 +1,5 @@
/*
* Copyright 1997-2007 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 1997-2009 Sun Microsystems, Inc. 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
@ -168,10 +168,14 @@ AbstractInterpreter::MethodKind AbstractInterpreter::method_kind(methodHandle m)
// Abstract method?
if (m->is_abstract()) return abstract;
// Invoker for method handles?
if (m->is_method_handle_invoke()) return method_handle;
// Native method?
// Note: This test must come _before_ the test for intrinsic
// methods. See also comments below.
if (m->is_native()) {
assert(!m->is_method_handle_invoke(), "overlapping bits here, watch out");
return m->is_synchronized() ? native_synchronized : native;
}
@ -249,6 +253,7 @@ void AbstractInterpreter::print_method_kind(MethodKind kind) {
case empty : tty->print("empty" ); break;
case accessor : tty->print("accessor" ); break;
case abstract : tty->print("abstract" ); break;
case method_handle : tty->print("method_handle" ); break;
case java_lang_math_sin : tty->print("java_lang_math_sin" ); break;
case java_lang_math_cos : tty->print("java_lang_math_cos" ); break;
case java_lang_math_tan : tty->print("java_lang_math_tan" ); break;