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src/share/vm/shark/sharkStateScanner.hpp@f95d63e2154a (annotated)
src/share/vm/shark/sharkStateScanner.hpp
Tue, 23 Nov 2010 13:22:55 -0800
- author
- stefank
- date
- Tue, 23 Nov 2010 13:22:55 -0800
- changeset 2314
- f95d63e2154a
- parent 2047
- d2ede61b7a12
- child 6876
- 710a3c8b516e
- permissions
- -rw-r--r--
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| twisti@2047 | 1 | /* |
| stefank@2314 | 2 | * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. |
| twisti@2047 | 3 | * Copyright 2008, 2009 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_SHARKSTATESCANNER_HPP |
| stefank@2314 | 27 | #define SHARE_VM_SHARK_SHARKSTATESCANNER_HPP |
| stefank@2314 | 28 | |
| stefank@2314 | 29 | #include "memory/allocation.hpp" |
| stefank@2314 | 30 | #include "shark/llvmHeaders.hpp" |
| stefank@2314 | 31 | #include "shark/sharkFunction.hpp" |
| stefank@2314 | 32 | #include "shark/sharkInvariants.hpp" |
| stefank@2314 | 33 | |
| twisti@2047 | 34 | class SharkState; |
| twisti@2047 | 35 | |
| twisti@2047 | 36 | class SharkStateScanner : public SharkTargetInvariants { |
| twisti@2047 | 37 | protected: |
| twisti@2047 | 38 | SharkStateScanner(SharkFunction* function) |
| twisti@2047 | 39 | : SharkTargetInvariants(function), _stack(function->stack()) {} |
| twisti@2047 | 40 | |
| twisti@2047 | 41 | private: |
| twisti@2047 | 42 | SharkStack* _stack; |
| twisti@2047 | 43 | |
| twisti@2047 | 44 | protected: |
| twisti@2047 | 45 | SharkStack* stack() const { |
| twisti@2047 | 46 | return _stack; |
| twisti@2047 | 47 | } |
| twisti@2047 | 48 | |
| twisti@2047 | 49 | // Scan the frame |
| twisti@2047 | 50 | public: |
| twisti@2047 | 51 | void scan(SharkState* state); |
| twisti@2047 | 52 | |
| twisti@2047 | 53 | // Callbacks |
| twisti@2047 | 54 | // Note that the offsets supplied to the various process_* callbacks |
| twisti@2047 | 55 | // are specified in wordSize words from the frame's unextended_sp. |
| twisti@2047 | 56 | protected: |
| twisti@2047 | 57 | virtual void start_frame() {} |
| twisti@2047 | 58 | |
| twisti@2047 | 59 | virtual void start_stack(int stack_depth) {} |
| twisti@2047 | 60 | virtual void process_stack_slot(int index, SharkValue** value, int offset) {} |
| twisti@2047 | 61 | virtual void end_stack() {} |
| twisti@2047 | 62 | |
| twisti@2047 | 63 | virtual void start_monitors(int num_monitors) {} |
| twisti@2047 | 64 | virtual void process_monitor(int index, int box_offset, int obj_offset) {} |
| twisti@2047 | 65 | virtual void end_monitors() {} |
| twisti@2047 | 66 | |
| twisti@2047 | 67 | virtual void start_frame_header() {} |
| twisti@2047 | 68 | virtual void process_oop_tmp_slot(llvm::Value** value, int offset) {} |
| twisti@2047 | 69 | virtual void process_method_slot(llvm::Value** value, int offset) {} |
| twisti@2047 | 70 | virtual void process_pc_slot(int offset) {} |
| twisti@2047 | 71 | virtual void end_frame_header() {} |
| twisti@2047 | 72 | |
| twisti@2047 | 73 | virtual void start_locals() {} |
| twisti@2047 | 74 | virtual void process_local_slot(int index, SharkValue** value, int offset) {} |
| twisti@2047 | 75 | virtual void end_locals() {} |
| twisti@2047 | 76 | |
| twisti@2047 | 77 | virtual void end_frame() {} |
| twisti@2047 | 78 | |
| twisti@2047 | 79 | // Integrity checks |
| twisti@2047 | 80 | private: |
| twisti@2047 | 81 | void stack_integrity_checks(SharkState* state) PRODUCT_RETURN; |
| twisti@2047 | 82 | void locals_integrity_checks(SharkState* state) PRODUCT_RETURN; |
| twisti@2047 | 83 | }; |
| stefank@2314 | 84 | |
| stefank@2314 | 85 | #endif // SHARE_VM_SHARK_SHARKSTATESCANNER_HPP |
