Mercurial > hg > truffle
annotate src/os_cpu/linux_x86/vm/globals_linux_x86.hpp @ 6725:da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
| author | coleenp |
|---|---|
| date | Sat, 01 Sep 2012 13:25:18 -0400 |
| parents | f95d63e2154a |
| children | 5ec0c42da025 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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6964458: Reimplement class meta-data storage to use native memory
coleenp
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2 * Copyright (c) 2000, 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 #ifndef OS_CPU_LINUX_X86_VM_GLOBALS_LINUX_X86_HPP |
| 26 #define OS_CPU_LINUX_X86_VM_GLOBALS_LINUX_X86_HPP | |
| 27 | |
| 0 | 28 // Sets the default values for platform dependent flags used by the runtime system. |
| 29 // (see globals.hpp) | |
| 1064 | 30 |
| 0 | 31 define_pd_global(bool, DontYieldALot, false); |
| 32 #ifdef AMD64 | |
| 33 define_pd_global(intx, ThreadStackSize, 1024); // 0 => use system default | |
| 34 define_pd_global(intx, VMThreadStackSize, 1024); | |
| 35 #else | |
| 1506 | 36 // ThreadStackSize 320 allows a couple of test cases to run while |
| 37 // keeping the number of threads that can be created high. System | |
| 38 // default ThreadStackSize appears to be 512 which is too big. | |
| 0 | 39 define_pd_global(intx, ThreadStackSize, 320); |
| 40 define_pd_global(intx, VMThreadStackSize, 512); | |
| 41 #endif // AMD64 | |
| 42 | |
| 43 define_pd_global(intx, CompilerThreadStackSize, 0); | |
| 44 | |
| 1064 | 45 define_pd_global(uintx,JVMInvokeMethodSlack, 8192); |
| 0 | 46 |
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6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
1972
diff
changeset
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47 // Used on 64 bit platforms for UseCompressedOops base address or CDS |
| 1064 | 48 define_pd_global(uintx,HeapBaseMinAddress, 2*G); |
| 0 | 49 // Only used on 64 bit Windows platforms |
| 50 define_pd_global(bool, UseVectoredExceptions, false); | |
| 1972 | 51 |
| 52 #endif // OS_CPU_LINUX_X86_VM_GLOBALS_LINUX_X86_HPP |