Mercurial > hg > graal-jvmci-8
annotate src/share/vm/memory/iterator.cpp @ 10241:d17700c82d7d
8006088: Incompatible heap size flags accepted by VM
Summary: Make processing of minimum, initial and maximum heap size more intiutive by removing previous limitations on allowed values, and make error reporting consistent. Further, fix errors in ergonomic heap sizing.
Reviewed-by: johnc, jwilhelm, tamao
| author | tschatzl |
|---|---|
| date | Mon, 06 May 2013 17:19:42 +0200 |
| parents | d0aa87f04bd5 |
| children | 5888334c9c24 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 1997, 2012, 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #include "precompiled.hpp" |
| 26 #include "memory/iterator.hpp" | |
| 27 #include "oops/oop.inline.hpp" | |
| 0 | 28 |
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29 void KlassToOopClosure::do_klass(Klass* k) { |
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30 k->oops_do(_oop_closure); |
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31 } |
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32 |
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33 void CLDToOopClosure::do_cld(ClassLoaderData* cld) { |
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34 cld->oops_do(_oop_closure, &_klass_closure, _must_claim_cld); |
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35 } |
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36 |
| 0 | 37 void ObjectToOopClosure::do_object(oop obj) { |
| 38 obj->oop_iterate(_cl); | |
| 39 } | |
| 40 | |
| 41 void VoidClosure::do_void() { | |
| 42 ShouldNotCallThis(); | |
| 43 } | |
| 935 | 44 |
| 989 | 45 MarkingCodeBlobClosure::MarkScope::MarkScope(bool activate) |
| 46 : _active(activate) | |
| 47 { | |
| 48 if (_active) nmethod::oops_do_marking_prologue(); | |
| 49 } | |
| 50 | |
| 51 MarkingCodeBlobClosure::MarkScope::~MarkScope() { | |
| 52 if (_active) nmethod::oops_do_marking_epilogue(); | |
| 53 } | |
| 54 | |
| 55 void MarkingCodeBlobClosure::do_code_blob(CodeBlob* cb) { | |
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56 nmethod* nm = cb->as_nmethod_or_null(); |
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57 if (nm == NULL) return; |
| 989 | 58 if (!nm->test_set_oops_do_mark()) { |
| 59 NOT_PRODUCT(if (TraceScavenge) nm->print_on(tty, "oops_do, 1st visit\n")); | |
| 60 do_newly_marked_nmethod(nm); | |
| 61 } else { | |
| 62 NOT_PRODUCT(if (TraceScavenge) nm->print_on(tty, "oops_do, skipped on 2nd visit\n")); | |
| 63 } | |
| 64 } | |
| 65 | |
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66 void CodeBlobToOopClosure::do_newly_marked_nmethod(nmethod* nm) { |
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67 nm->oops_do(_cl, /*do_strong_roots_only=*/ true); |
| 989 | 68 } |
| 69 | |
| 70 void CodeBlobToOopClosure::do_code_blob(CodeBlob* cb) { | |
| 71 if (!_do_marking) { | |
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72 nmethod* nm = cb->as_nmethod_or_null(); |
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73 NOT_PRODUCT(if (TraceScavenge && Verbose && nm != NULL) nm->print_on(tty, "oops_do, unmarked visit\n")); |
| 989 | 74 // This assert won't work, since there are lots of mini-passes |
| 75 // (mostly in debug mode) that co-exist with marking phases. | |
| 76 //assert(!(cb->is_nmethod() && ((nmethod*)cb)->test_oops_do_mark()), "found marked nmethod during mark-free phase"); | |
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77 if (nm != NULL) { |
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78 nm->oops_do(_cl); |
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79 } |
| 989 | 80 } else { |
| 81 MarkingCodeBlobClosure::do_code_blob(cb); | |
| 82 } | |
| 83 } | |
| 84 | |
| 85 |