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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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6
hotspot/src/share/vm/interpreter/interpreterRuntime.cpp
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@ -1,5 +1,5 @@
/*
* Copyright 1997-2009 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 1997-2010 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
@ -397,7 +397,7 @@ IRT_ENTRY(address, InterpreterRuntime::exception_handler_for_exception(JavaThrea
// notify JVMTI of an exception throw; JVMTI will detect if this is a first
// time throw or a stack unwinding throw and accordingly notify the debugger
if (JvmtiExport::can_post_exceptions()) {
if (JvmtiExport::can_post_on_exceptions()) {
JvmtiExport::post_exception_throw(thread, h_method(), bcp(thread), h_exception());
}
@ -426,7 +426,7 @@ IRT_ENTRY(address, InterpreterRuntime::exception_handler_for_exception(JavaThrea
}
// notify debugger of an exception catch
// (this is good for exceptions caught in native methods as well)
if (JvmtiExport::can_post_exceptions()) {
if (JvmtiExport::can_post_on_exceptions()) {
JvmtiExport::notice_unwind_due_to_exception(thread, h_method(), handler_pc, h_exception(), (handler_pc != NULL));
}