Mercurial > hg > graal-jvmci-8
annotate src/share/vm/memory/resourceArea.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 |
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date | Mon, 06 May 2013 17:19:42 +0200 |
parents | f34d701e952e |
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rev | line source |
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0 | 1 /* |
1972 | 2 * Copyright (c) 1997, 2010, 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/allocation.inline.hpp" | |
27 #include "memory/resourceArea.hpp" | |
28 #include "runtime/mutexLocker.hpp" | |
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f34d701e952e
8003935: Simplify the needed includes for using Thread::current()
stefank
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29 #include "runtime/thread.inline.hpp" |
0 | 30 |
31 //------------------------------ResourceMark----------------------------------- | |
32 debug_only(int ResourceArea::_warned;) // to suppress multiple warnings | |
33 | |
34 // The following routines are declared in allocation.hpp and used everywhere: | |
35 | |
36 // Allocation in thread-local resource area | |
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7b5885dadbdc
8000617: It should be possible to allocate memory without the VM dying.
nloodin
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37 extern char* resource_allocate_bytes(size_t size, AllocFailType alloc_failmode) { |
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8000617: It should be possible to allocate memory without the VM dying.
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38 return Thread::current()->resource_area()->allocate_bytes(size, alloc_failmode); |
0 | 39 } |
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40 extern char* resource_allocate_bytes(Thread* thread, size_t size, AllocFailType alloc_failmode) { |
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41 return thread->resource_area()->allocate_bytes(size, alloc_failmode); |
0 | 42 } |
43 | |
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8000617: It should be possible to allocate memory without the VM dying.
nloodin
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44 extern char* resource_reallocate_bytes( char *old, size_t old_size, size_t new_size, AllocFailType alloc_failmode){ |
7b5885dadbdc
8000617: It should be possible to allocate memory without the VM dying.
nloodin
parents:
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45 return (char*)Thread::current()->resource_area()->Arealloc(old, old_size, new_size, alloc_failmode); |
0 | 46 } |
47 | |
48 extern void resource_free_bytes( char *old, size_t size ) { | |
49 Thread::current()->resource_area()->Afree(old, size); | |
50 } | |
51 | |
52 #ifdef ASSERT | |
53 ResourceMark::ResourceMark(Thread *thread) { | |
54 assert(thread == Thread::current(), "not the current thread"); | |
55 initialize(thread); | |
56 } | |
57 | |
58 DeoptResourceMark::DeoptResourceMark(Thread *thread) { | |
59 assert(thread == Thread::current(), "not the current thread"); | |
60 initialize(thread); | |
61 } | |
62 #endif | |
63 | |
64 | |
65 //------------------------------------------------------------------------------- | |
66 // Non-product code | |
67 #ifndef PRODUCT | |
68 | |
69 void ResourceMark::free_malloced_objects() { | |
70 Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm); | |
71 } | |
72 | |
73 void DeoptResourceMark::free_malloced_objects() { | |
74 Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm); | |
75 } | |
76 | |
77 #endif |