Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: test/compiler/regalloc/C1ObjectSpillInLogicOp.java
test/compiler/regalloc/C1ObjectSpillInLogicOp.java
- changeset 7785
- f967da7f0c3c
- parent 6174
- ad45ebfba060
- child 7994
- 04ff2f6cd0eb
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| 7784:974d7f3df726 | 7785:f967da7f0c3c |
|---|---|
| 1 /* | 1 /* |
| 2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. | 2 * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved. |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | 4 * |
| 5 * This code is free software; you can redistribute it and/or modify it | 5 * This code is free software; you can redistribute it and/or modify it |
| 6 * under the terms of the GNU General Public License version 2 only, as | 6 * under the terms of the GNU General Public License version 2 only, as |
| 7 * published by the Free Software Foundation. | 7 * published by the Free Software Foundation. |
| 22 */ | 22 */ |
| 23 | 23 |
| 24 /* | 24 /* |
| 25 * @test | 25 * @test |
| 26 * @bug 8027751 | 26 * @bug 8027751 |
| 27 * @requires vm.gc=="G1" | vm.gc=="null" | |
| 27 * @summary C1 crashes generating G1 post-barrier in Unsafe.getAndSetObject() intrinsic because of the new value spill | 28 * @summary C1 crashes generating G1 post-barrier in Unsafe.getAndSetObject() intrinsic because of the new value spill |
| 28 * @run main/othervm -XX:+UseG1GC C1ObjectSpillInLogicOp | 29 * @run main/othervm -XX:+UseG1GC C1ObjectSpillInLogicOp |
| 29 * | 30 * |
| 30 * G1 barriers use logical operators (xor) on T_OBJECT mixed with T_LONG or T_INT. | 31 * G1 barriers use logical operators (xor) on T_OBJECT mixed with T_LONG or T_INT. |
| 31 * The current implementation of logical operations on x86 in C1 doesn't allow for long operands to be on stack. | 32 * The current implementation of logical operations on x86 in C1 doesn't allow for long operands to be on stack. |
