Mercurial > hg > truffle
annotate src/cpu/sparc/vm/stubRoutines_sparc.cpp @ 20304:a22acf6d7598
8048112: G1 Full GC needs to support the case when the very first region is not available
Summary: Refactor preparation for compaction during Full GC so that it lazily initializes the first compaction point. This also avoids problems later when the first region may not be committed. Also reviewed by K. Barrett.
Reviewed-by: brutisso
author | tschatzl |
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date | Mon, 21 Jul 2014 10:00:31 +0200 |
parents | 55fb97c4c58d |
children | 4ca6dc0799b6 |
rev | line source |
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0 | 1 /* |
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55fb97c4c58d
8029233: Update copyright year to match last edit in jdk8 hotspot repository for 2013
mikael
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10997
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2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
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 | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
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20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "runtime/deoptimization.hpp" | |
27 #include "runtime/frame.inline.hpp" | |
28 #include "runtime/stubRoutines.hpp" | |
7180
f34d701e952e
8003935: Simplify the needed includes for using Thread::current()
stefank
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1972
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29 #include "runtime/thread.inline.hpp" |
0 | 30 |
31 // Implementation of the platform-specific part of StubRoutines - for | |
32 // a description of how to extend it, see the stubRoutines.hpp file. | |
33 | |
34 | |
35 extern "C" { | |
36 address _flush_reg_windows(); // in .s file. | |
37 // Flush registers to stack. In case of error we will need to stack walk. | |
38 address bootstrap_flush_windows(void) { | |
39 Thread* thread = ThreadLocalStorage::get_thread_slow(); | |
40 // Very early in process there is no thread. | |
41 if (thread != NULL) { | |
42 guarantee(thread->is_Java_thread(), "Not a Java thread."); | |
43 JavaThread* jt = (JavaThread*)thread; | |
44 guarantee(!jt->has_last_Java_frame(), "Must be able to flush registers!"); | |
45 } | |
46 return (address)_flush_reg_windows(); | |
47 }; | |
48 }; | |
49 | |
50 address StubRoutines::Sparc::_test_stop_entry = NULL; | |
51 address StubRoutines::Sparc::_stop_subroutine_entry = NULL; | |
52 address StubRoutines::Sparc::_flush_callers_register_windows_entry = CAST_FROM_FN_PTR(address, bootstrap_flush_windows); | |
53 | |
54 address StubRoutines::Sparc::_partial_subtype_check = NULL; |