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 | |