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8032207: C2: assert(VerifyOops || MachNode::size(ra_) <= (3+1)*4) failed: bad fixed size

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Fix the sizing of loadUS2L_immI16 and loadI2L_immI

Reviewed-by: kvn, azeemj
This commit is contained in:
Igor Veresov 2014-01-17 18:09:08 -08:00
parent d80bfaeb14
commit 2275de8d6b
2 changed files with 44 additions and 2 deletions
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44
hotspot/test/compiler/codegen/LoadWithMask.java Normal file
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@ -0,0 +1,44 @@
/*
* Copyright (c) 2014, 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
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8032207
* @summary Invalid node sizing for loadUS2L_immI16 and loadI2L_immI
* @run main/othervm -server -Xbatch -XX:-TieredCompilation -XX:CompileCommand=compileonly,LoadWithMask.foo LoadWithMask
*
*/
public class LoadWithMask {
static int x[] = new int[1];
static long foo() {
return x[0] & 0xfff0ffff;
}
public static void main(String[] args) {
x[0] = -1;
long l = 0;
for (int i = 0; i < 100000; ++i) {
l = foo();
}
}
}