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src/share/vm/compiler/disassembler.hpp@2f644f85485d (annotated)
src/share/vm/compiler/disassembler.hpp
Fri, 03 Dec 2010 01:34:31 -0800
- author
- twisti
- date
- Fri, 03 Dec 2010 01:34:31 -0800
- changeset 2350
- 2f644f85485d
- parent 2314
- f95d63e2154a
- child 2508
- b92c45f2bc75
- permissions
- -rw-r--r--
6961690: load oops from constant table on SPARC
Summary: oops should be loaded from the constant table of an nmethod instead of materializing them with a long code sequence.
Reviewed-by: never, kvn
| jrose@535 | 1 | /* |
| stefank@2314 | 2 | * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. |
| jrose@535 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| jrose@535 | 4 | * |
| jrose@535 | 5 | * This code is free software; you can redistribute it and/or modify it |
| jrose@535 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| jrose@535 | 7 | * published by the Free Software Foundation. |
| jrose@535 | 8 | * |
| jrose@535 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| jrose@535 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| jrose@535 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| jrose@535 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| jrose@535 | 13 | * accompanied this code). |
| jrose@535 | 14 | * |
| jrose@535 | 15 | * You should have received a copy of the GNU General Public License version |
| jrose@535 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| jrose@535 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| jrose@535 | 18 | * |
| trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
| trims@1907 | 21 | * questions. |
| jrose@535 | 22 | * |
| jrose@535 | 23 | */ |
| jrose@535 | 24 | |
| stefank@2314 | 25 | #ifndef SHARE_VM_COMPILER_DISASSEMBLER_HPP |
| stefank@2314 | 26 | #define SHARE_VM_COMPILER_DISASSEMBLER_HPP |
| stefank@2314 | 27 | |
| stefank@2314 | 28 | #include "runtime/globals.hpp" |
| stefank@2314 | 29 | #ifdef TARGET_OS_FAMILY_linux |
| stefank@2314 | 30 | # include "os_linux.inline.hpp" |
| stefank@2314 | 31 | #endif |
| stefank@2314 | 32 | #ifdef TARGET_OS_FAMILY_solaris |
| stefank@2314 | 33 | # include "os_solaris.inline.hpp" |
| stefank@2314 | 34 | #endif |
| stefank@2314 | 35 | #ifdef TARGET_OS_FAMILY_windows |
| stefank@2314 | 36 | # include "os_windows.inline.hpp" |
| stefank@2314 | 37 | #endif |
| stefank@2314 | 38 | |
| jrose@535 | 39 | class decode_env; |
| jrose@535 | 40 | |
| jrose@535 | 41 | // The disassembler prints out assembly code annotated |
| jrose@535 | 42 | // with Java specific information. |
| jrose@535 | 43 | |
| jrose@535 | 44 | class Disassembler { |
| jrose@535 | 45 | friend class decode_env; |
| jrose@535 | 46 | private: |
| jrose@535 | 47 | // this is the type of the dll entry point: |
| jrose@535 | 48 | typedef void* (*decode_func)(void* start, void* end, |
| jrose@535 | 49 | void* (*event_callback)(void*, const char*, void*), |
| jrose@535 | 50 | void* event_stream, |
| jrose@535 | 51 | int (*printf_callback)(void*, const char*, ...), |
| jrose@535 | 52 | void* printf_stream, |
| jrose@535 | 53 | const char* options); |
| jrose@535 | 54 | // points to the library. |
| jrose@535 | 55 | static void* _library; |
| jrose@535 | 56 | // bailout |
| jrose@535 | 57 | static bool _tried_to_load_library; |
| jrose@535 | 58 | // points to the decode function. |
| jrose@535 | 59 | static decode_func _decode_instructions; |
| jrose@535 | 60 | // tries to load library and return whether it succedded. |
| jrose@535 | 61 | static bool load_library(); |
| jrose@535 | 62 | |
| jrose@535 | 63 | // Machine dependent stuff |
| stefank@2314 | 64 | #ifdef TARGET_ARCH_x86 |
| stefank@2314 | 65 | # include "disassembler_x86.hpp" |
| stefank@2314 | 66 | #endif |
| stefank@2314 | 67 | #ifdef TARGET_ARCH_sparc |
| stefank@2314 | 68 | # include "disassembler_sparc.hpp" |
| stefank@2314 | 69 | #endif |
| stefank@2314 | 70 | #ifdef TARGET_ARCH_zero |
| stefank@2314 | 71 | # include "disassembler_zero.hpp" |
| stefank@2314 | 72 | #endif |
| stefank@2314 | 73 | |
| jrose@535 | 74 | |
| jrose@535 | 75 | public: |
| jrose@535 | 76 | static bool can_decode() { |
| jrose@535 | 77 | return (_decode_instructions != NULL) || load_library(); |
| jrose@535 | 78 | } |
| jrose@535 | 79 | static void decode(CodeBlob *cb, outputStream* st = NULL); |
| jrose@535 | 80 | static void decode(nmethod* nm, outputStream* st = NULL); |
| jrose@535 | 81 | static void decode(address begin, address end, outputStream* st = NULL); |
| jrose@535 | 82 | }; |
| stefank@2314 | 83 | |
| stefank@2314 | 84 | #endif // SHARE_VM_COMPILER_DISASSEMBLER_HPP |
