Mercurial > hg > truffle
annotate src/share/vm/runtime/hpi.cpp @ 113:ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
| author | coleenp |
|---|---|
| date | Sun, 13 Apr 2008 17:43:42 -0400 |
| parents | a61af66fc99e |
| children | d1605aabd0a1 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 * Copyright 1998-2007 Sun Microsystems, Inc. All Rights Reserved. | |
| 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 * | |
| 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 21 * have any questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 # include "incls/_precompiled.incl" | |
| 26 # include "incls/_hpi.cpp.incl" | |
| 27 | |
| 28 extern "C" { | |
| 29 static void unimplemented_panic(const char *fmt, ...) { | |
|
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
0
diff
changeset
|
30 // mitigate testing damage from bug 6626677 |
|
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
0
diff
changeset
|
31 warning("hpi::unimplemented_panic called"); |
| 0 | 32 } |
| 33 | |
| 34 static void unimplemented_monitorRegister(sys_mon_t *mid, char *info_str) { | |
| 35 Unimplemented(); | |
| 36 } | |
| 37 } | |
| 38 | |
| 39 static vm_calls_t callbacks = { | |
| 40 jio_fprintf, | |
| 41 unimplemented_panic, | |
| 42 unimplemented_monitorRegister, | |
| 43 | |
| 44 NULL, // unused | |
| 45 NULL, // unused | |
| 46 NULL // unused | |
| 47 }; | |
| 48 | |
| 49 GetInterfaceFunc hpi::_get_interface = NULL; | |
| 50 HPI_FileInterface* hpi::_file = NULL; | |
| 51 HPI_SocketInterface* hpi::_socket = NULL; | |
| 52 HPI_LibraryInterface* hpi::_library = NULL; | |
| 53 HPI_SystemInterface* hpi::_system = NULL; | |
| 54 | |
| 55 jint hpi::initialize() | |
| 56 { | |
| 57 initialize_get_interface(&callbacks); | |
| 58 if (_get_interface == NULL) | |
| 59 return JNI_ERR; | |
| 60 | |
| 61 jint result; | |
| 62 | |
| 63 result = (*_get_interface)((void **)&_file, "File", 1); | |
| 64 if (result != 0) { | |
| 65 if (TraceHPI) tty->print_cr("Can't find HPI_FileInterface"); | |
| 66 return JNI_ERR; | |
| 67 } | |
| 68 | |
| 69 | |
| 70 result = (*_get_interface)((void **)&_library, "Library", 1); | |
| 71 if (result != 0) { | |
| 72 if (TraceHPI) tty->print_cr("Can't find HPI_LibraryInterface"); | |
| 73 return JNI_ERR; | |
| 74 } | |
| 75 | |
| 76 result = (*_get_interface)((void **)&_system, "System", 1); | |
| 77 if (result != 0) { | |
| 78 if (TraceHPI) tty->print_cr("Can't find HPI_SystemInterface"); | |
| 79 return JNI_ERR; | |
| 80 } | |
| 81 | |
| 82 return JNI_OK; | |
| 83 } | |
| 84 | |
| 85 jint hpi::initialize_socket_library() | |
| 86 { | |
| 87 if (_get_interface == NULL) { | |
| 88 if (TraceHPI) { | |
| 89 tty->print_cr("Fatal HPI error: reached initialize_socket_library with NULL _get_interface"); | |
| 90 } | |
| 91 return JNI_ERR; | |
| 92 } | |
| 93 | |
| 94 jint result; | |
| 95 result = (*_get_interface)((void **)&_socket, "Socket", 1); | |
| 96 if (result != 0) { | |
| 97 if (TraceHPI) tty->print_cr("Can't find HPI_SocketInterface"); | |
| 98 return JNI_ERR; | |
| 99 } | |
| 100 | |
| 101 return JNI_OK; | |
| 102 } |