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src/share/vm/shark/sharkRuntime.hpp@01522ca68fc7 (annotated)
src/share/vm/shark/sharkRuntime.hpp
Tue, 18 Jun 2013 12:31:07 -0700
- author
- johnc
- date
- Tue, 18 Jun 2013 12:31:07 -0700
- changeset 5277
- 01522ca68fc7
- parent 4037
- da91efe96a93
- child 6876
- 710a3c8b516e
- permissions
- -rw-r--r--
8015237: Parallelize string table scanning during strong root processing
Summary: Parallelize the scanning of the intern string table by having each GC worker claim a given number of buckets. Changes were also reviewed by Per Liden <per.liden@oracle.com>.
Reviewed-by: tschatzl, stefank, twisti
| twisti@2047 | 1 | /* |
| coleenp@4037 | 2 | * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved. |
| twisti@2047 | 3 | * Copyright 2008, 2009, 2010 Red Hat, Inc. |
| twisti@2047 | 4 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| twisti@2047 | 5 | * |
| twisti@2047 | 6 | * This code is free software; you can redistribute it and/or modify it |
| twisti@2047 | 7 | * under the terms of the GNU General Public License version 2 only, as |
| twisti@2047 | 8 | * published by the Free Software Foundation. |
| twisti@2047 | 9 | * |
| twisti@2047 | 10 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| twisti@2047 | 11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| twisti@2047 | 12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| twisti@2047 | 13 | * version 2 for more details (a copy is included in the LICENSE file that |
| twisti@2047 | 14 | * accompanied this code). |
| twisti@2047 | 15 | * |
| twisti@2047 | 16 | * You should have received a copy of the GNU General Public License version |
| twisti@2047 | 17 | * 2 along with this work; if not, write to the Free Software Foundation, |
| twisti@2047 | 18 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| twisti@2047 | 19 | * |
| twisti@2047 | 20 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| twisti@2047 | 21 | * or visit www.oracle.com if you need additional information or have any |
| twisti@2047 | 22 | * questions. |
| twisti@2047 | 23 | * |
| twisti@2047 | 24 | */ |
| twisti@2047 | 25 | |
| stefank@2314 | 26 | #ifndef SHARE_VM_SHARK_SHARKRUNTIME_HPP |
| stefank@2314 | 27 | #define SHARE_VM_SHARK_SHARKRUNTIME_HPP |
| stefank@2314 | 28 | |
| stefank@2314 | 29 | #include "memory/allocation.hpp" |
| stefank@2314 | 30 | #include "runtime/thread.hpp" |
| stefank@2314 | 31 | #include "shark/llvmHeaders.hpp" |
| stefank@2314 | 32 | #include "shark/llvmValue.hpp" |
| stefank@2314 | 33 | |
| twisti@2047 | 34 | class SharkRuntime : public AllStatic { |
| twisti@2047 | 35 | // VM calls |
| twisti@2047 | 36 | public: |
| twisti@2047 | 37 | static int find_exception_handler(JavaThread* thread, |
| twisti@2047 | 38 | int* indexes, |
| twisti@2047 | 39 | int num_indexes); |
| twisti@2047 | 40 | |
| twisti@2047 | 41 | static void monitorenter(JavaThread* thread, BasicObjectLock* lock); |
| twisti@2047 | 42 | static void monitorexit(JavaThread* thread, BasicObjectLock* lock); |
| twisti@2047 | 43 | |
| twisti@2047 | 44 | static void new_instance(JavaThread* thread, int index); |
| twisti@2047 | 45 | static void newarray(JavaThread* thread, BasicType type, int size); |
| twisti@2047 | 46 | static void anewarray(JavaThread* thread, int index, int size); |
| twisti@2047 | 47 | static void multianewarray(JavaThread* thread, |
| twisti@2047 | 48 | int index, |
| twisti@2047 | 49 | int ndims, |
| twisti@2047 | 50 | int* dims); |
| twisti@2047 | 51 | |
| twisti@2047 | 52 | static void register_finalizer(JavaThread* thread, oop object); |
| twisti@2047 | 53 | |
| twisti@2047 | 54 | static void throw_ArithmeticException(JavaThread* thread, |
| twisti@2047 | 55 | const char* file, |
| twisti@2047 | 56 | int line); |
| twisti@2047 | 57 | static void throw_ArrayIndexOutOfBoundsException(JavaThread* thread, |
| twisti@2047 | 58 | const char* file, |
| twisti@2047 | 59 | int line, |
| twisti@2047 | 60 | int index); |
| twisti@2047 | 61 | static void throw_ClassCastException(JavaThread* thread, |
| twisti@2047 | 62 | const char* file, |
| twisti@2047 | 63 | int line); |
| twisti@2047 | 64 | static void throw_NullPointerException(JavaThread* thread, |
| twisti@2047 | 65 | const char* file, |
| twisti@2047 | 66 | int line); |
| twisti@2047 | 67 | |
| twisti@2047 | 68 | // Helpers for VM calls |
| twisti@2047 | 69 | private: |
| twisti@2047 | 70 | static const SharkFrame* last_frame(JavaThread *thread) { |
| twisti@2047 | 71 | return thread->last_frame().zero_sharkframe(); |
| twisti@2047 | 72 | } |
| coleenp@4037 | 73 | static Method* method(JavaThread *thread) { |
| twisti@2047 | 74 | return last_frame(thread)->method(); |
| twisti@2047 | 75 | } |
| twisti@2047 | 76 | static address bcp(JavaThread *thread, int bci) { |
| twisti@2047 | 77 | return method(thread)->code_base() + bci; |
| twisti@2047 | 78 | } |
| twisti@2047 | 79 | static int two_byte_index(JavaThread *thread, int bci) { |
| twisti@2047 | 80 | return Bytes::get_Java_u2(bcp(thread, bci) + 1); |
| twisti@2047 | 81 | } |
| twisti@2047 | 82 | static intptr_t tos_at(JavaThread *thread, int offset) { |
| twisti@2047 | 83 | return *(thread->zero_stack()->sp() + offset); |
| twisti@2047 | 84 | } |
| twisti@2047 | 85 | |
| twisti@2047 | 86 | // Non-VM calls |
| twisti@2047 | 87 | public: |
| twisti@2047 | 88 | static void dump(const char *name, intptr_t value); |
| coleenp@4037 | 89 | static bool is_subtype_of(Klass* check_klass, Klass* object_klass); |
| twisti@2047 | 90 | static int uncommon_trap(JavaThread* thread, int trap_request); |
| twisti@2047 | 91 | }; |
| stefank@2314 | 92 | |
| stefank@2314 | 93 | #endif // SHARE_VM_SHARK_SHARKRUNTIME_HPP |
