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6902182: 4/4 Starting with jdwp agent should not incur performance penalty

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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
This commit is contained in:
Tom Deneau 2010-02-01 17:35:05 -07:00 • committed by Daniel D. Daugherty
parent 679f958f72
commit f23b68b367
19 changed files with 111 additions and 52 deletions
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4
hotspot/src/share/vm/c1/c1_LIRGenerator.cpp
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@ -1,5 +1,5 @@
/*
* Copyright 2005-2009 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2005-2010 Sun Microsystems, Inc. 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
@ -1765,7 +1765,7 @@ void LIRGenerator::do_Throw(Throw* x) {
__ null_check(exception_opr, new CodeEmitInfo(info, true));
}
if (compilation()->env()->jvmti_can_post_exceptions() &&
if (compilation()->env()->jvmti_can_post_on_exceptions() &&
!block()->is_set(BlockBegin::default_exception_handler_flag)) {
// we need to go through the exception lookup path to get JVMTI
// notification done