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8156760: VM crashes if -XX:-ReduceInitialCardMarks is set

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Fixed several compiler crashes with disabled ReduceInitialCardMarks.

Reviewed-by: roland, minqi, dlong, tschatzl, kvn
This commit is contained in:
Tobias Hartmann 2016-06-02 08:46:52 +02:00
parent e4102fbe67
commit 35f9db149b
9 changed files with 91 additions and 58 deletions
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6
hotspot/test/compiler/arraycopy/TestEliminatedArrayCopyDeopt.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 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
@ -23,10 +23,10 @@
/*
* @test
* @bug 8130847
* @bug 8130847 8156760
* @summary Eliminated instance/array written to by an array copy variant must be correctly initialized when reallocated at a deopt
* @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement TestEliminatedArrayCopyDeopt
*
* @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:+IgnoreUnrecognizedVMOptions -XX:-ReduceInitialCardMarks TestEliminatedArrayCopyDeopt
*/
// Test that if an ArrayCopy node is eliminated because it doesn't