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comparison src/share/vm/opto/graphKit.hpp @ 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 7c57aead6d3e
children c18cbe5936b8
comparison
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1196:f3345b7b01b4 1213:6deeaebad47a
1 /* 1 /*
2 * Copyright 2001-2009 Sun Microsystems, Inc. All Rights Reserved. 2 * Copyright 2001-2010 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.
249 // Others do not take the optional argument. 249 // Others do not take the optional argument.
250 // The JVMS must allow the bytecode to be re-executed 250 // The JVMS must allow the bytecode to be re-executed
251 // via an uncommon trap. 251 // via an uncommon trap.
252 void builtin_throw(Deoptimization::DeoptReason reason, Node* arg = NULL); 252 void builtin_throw(Deoptimization::DeoptReason reason, Node* arg = NULL);
253 253
254 // Helper to check the JavaThread::_should_post_on_exceptions flag
255 // and branch to an uncommon_trap if it is true (with the specified reason and must_throw)
256 void uncommon_trap_if_should_post_on_exceptions(Deoptimization::DeoptReason reason,
257 bool must_throw) ;
258
254 // Helper Functions for adding debug information 259 // Helper Functions for adding debug information
255 void kill_dead_locals(); 260 void kill_dead_locals();
256 #ifdef ASSERT 261 #ifdef ASSERT
257 bool dead_locals_are_killed(); 262 bool dead_locals_are_killed();
258 #endif 263 #endif