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comparison src/share/vm/c1/c1_LIRGenerator.cpp @ 1213:6deeaebad47a

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6902182: 4/4 Starting with jdwp agent should not incur performance penalty Summary: Rename can_post_exceptions support to can_post_on_exceptions. Add support for should_post_on_exceptions flag to permit per JavaThread optimizations. Reviewed-by: never, kvn, dcubed Contributed-by: tom.deneau@amd.com
author dcubed
date Mon, 01 Feb 2010 17:35:05 -0700
parents 323bd24c6520
children 3cf667df43ef
comparison
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1196:f3345b7b01b4 1213:6deeaebad47a
1 /* 1 /*
2 * Copyright 2005-2009 Sun Microsystems, Inc. All Rights Reserved. 2 * Copyright 2005-2010 Sun Microsystems, Inc. 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.
1763 (x->exception()->as_NewInstance() == NULL && x->exception()->as_ExceptionObject() == NULL)) { 1763 (x->exception()->as_NewInstance() == NULL && x->exception()->as_ExceptionObject() == NULL)) {
1764 // if the exception object wasn't created using new then it might be null. 1764 // if the exception object wasn't created using new then it might be null.
1765 __ null_check(exception_opr, new CodeEmitInfo(info, true)); 1765 __ null_check(exception_opr, new CodeEmitInfo(info, true));
1766 } 1766 }
1767 1767
1768 if (compilation()->env()->jvmti_can_post_exceptions() && 1768 if (compilation()->env()->jvmti_can_post_on_exceptions() &&
1769 !block()->is_set(BlockBegin::default_exception_handler_flag)) { 1769 !block()->is_set(BlockBegin::default_exception_handler_flag)) {
1770 // we need to go through the exception lookup path to get JVMTI 1770 // we need to go through the exception lookup path to get JVMTI
1771 // notification done 1771 // notification done
1772 unwind = false; 1772 unwind = false;
1773 } 1773 }