| 1 | /* |
| 2 | * Copyright (c) 2003, 2019, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| 20 | * or visit www.oracle.com if you need additional information or have any |
| 21 | * questions. |
| 22 | * |
| 23 | */ |
| 24 | |
| 25 | #ifndef SHARE_PRIMS_JVMTICODEBLOBEVENTS_HPP |
| 26 | #define SHARE_PRIMS_JVMTICODEBLOBEVENTS_HPP |
| 27 | |
| 28 | #include "jvmtifiles/jvmti.h" |
| 29 | |
| 30 | // forward declaration |
| 31 | class JvmtiEnv; |
| 32 | |
| 33 | |
| 34 | // JVMTI code blob event support |
| 35 | // -- used by GenerateEvents to generate CompiledMethodLoad and |
| 36 | // DynamicCodeGenerated events |
| 37 | // -- also provide utility function build_jvmti_addr_location_map to create |
| 38 | // a jvmtiAddrLocationMap list for a nmethod. |
| 39 | |
| 40 | class JvmtiCodeBlobEvents : public AllStatic { |
| 41 | public: |
| 42 | |
| 43 | // generate a DYNAMIC_CODE_GENERATED_EVENT event for each non-nmethod |
| 44 | // code blob in the code cache. |
| 45 | static jvmtiError generate_dynamic_code_events(JvmtiEnv* env); |
| 46 | |
| 47 | // generate a COMPILED_METHOD_LOAD event for each nmethod |
| 48 | // code blob in the code cache. |
| 49 | static jvmtiError generate_compiled_method_load_events(JvmtiEnv* env); |
| 50 | |
| 51 | // create a C-heap allocated address location map for an nmethod |
| 52 | static void build_jvmti_addr_location_map(nmethod *nm, jvmtiAddrLocationMap** map, |
| 53 | jint *map_length); |
| 54 | }; |
| 55 | |
| 56 | #endif // SHARE_PRIMS_JVMTICODEBLOBEVENTS_HPP |
| 57 | |