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8036748: assert(_base == Int) failed: Not an Int w/ -XX:+TraceIterativeGVN

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Reviewed-by: kvn, roland
This commit is contained in:
Vladimir Ivanov 2014-10-24 09:14:41 -07:00
parent 83181efbeb
commit 916697af2c
2 changed files with 41 additions and 1 deletions
hotspot
src/share/vm/opto
callnode.cpp
test/compiler/debug
TraceIterativeGVN.java

3
hotspot/src/share/vm/opto/callnode.cpp

@ -939,7 +939,8 @@ int CallStaticJavaNode::extract_uncommon_trap_request(const Node* call) {
#ifndef PRODUCT
if (!(call->req() > TypeFunc::Parms &&
call->in(TypeFunc::Parms) != NULL &&
call->in(TypeFunc::Parms)->is_Con())) {
call->in(TypeFunc::Parms)->is_Con() &&
call->in(TypeFunc::Parms)->bottom_type()->isa_int())) {
assert(in_dump() != 0, "OK if dumping");
tty->print("[bad uncommon trap]");
return 0;

39
hotspot/test/compiler/debug/TraceIterativeGVN.java Normal file

@ -0,0 +1,39 @@
/*
* 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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
* @run main/othervm -Xbatch -XX:-TieredCompilation
* -XX:+IgnoreUnrecognizedVMOptions -XX:+TraceIterativeGVN
* TraceIterativeGVN
*/
public class TraceIterativeGVN {
public static void main(String[] args) {
for (int i = 0; i < 100_000; i++) {
Byte.valueOf((byte)0);
}
System.out.println("TEST PASSED");
}
}