author | trims |
Thu, 27 May 2010 19:08:38 -0700 | |
changeset 5547 | f4b087cbb361 |
parent 3261 | c7d5aae8d3f7 |
child 5702 | 201c5cde25bb |
permissions | -rw-r--r-- |
1 | 1 |
/* |
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* Copyright (c) 2003, 2009, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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||
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/* |
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* This is to provide sanity check in jhelper.d which compares SCCS |
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* versions of generateJvmOffsets.cpp used to create and extract |
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* contents of __JvmOffsets[] table. |
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* The __JvmOffsets[] table is located in generated JvmOffsets.cpp. |
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* |
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* GENOFFS_SCCS_VER 34 |
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*/ |
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#include "generateJvmOffsets.h" |
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/* A workaround for private and protected fields */ |
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#define private public |
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#define protected public |
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#include <proc_service.h> |
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#include "incls/_precompiled.incl" |
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#include "incls/_vmStructs.cpp.incl" |
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#ifdef COMPILER1 |
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#if defined(DEBUG) || defined(FASTDEBUG) |
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/* |
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* To avoid the most part of potential link errors |
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* we link this program with -z nodefs . |
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* |
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* But for 'debug1' and 'fastdebug1' we still have to provide |
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* a particular workaround for the following symbols bellow. |
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* It will be good to find out a generic way in the future. |
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*/ |
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#pragma weak tty |
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#pragma weak CMSExpAvgFactor |
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#if defined(i386) || defined(__i386) || defined(__amd64) |
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#pragma weak noreg |
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#endif /* i386 */ |
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LIR_Opr LIR_OprFact::illegalOpr = (LIR_Opr) 0; |
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address StubRoutines::_call_stub_return_address = NULL; |
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StubQueue* AbstractInterpreter::_code = NULL; |
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#endif /* defined(DEBUG) || defined(FASTDEBUG) */ |
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#endif /* COMPILER1 */ |
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#define GEN_OFFS(Type,Name) \ |
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switch(gen_variant) { \ |
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case GEN_OFFSET: \ |
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printf("#define OFFSET_%-33s %d\n", \ |
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#Type #Name, offset_of(Type, Name)); \ |
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break; \ |
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case GEN_INDEX: \ |
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printf("#define IDX_OFFSET_%-33s %d\n", \ |
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#Type #Name, index++); \ |
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break; \ |
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case GEN_TABLE: \ |
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printf("\tOFFSET_%s,\n", #Type #Name); \ |
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break; \ |
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} |
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#define GEN_SIZE(Type) \ |
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switch(gen_variant) { \ |
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case GEN_OFFSET: \ |
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printf("#define SIZE_%-35s %d\n", \ |
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#Type, sizeof(Type)); \ |
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break; \ |
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case GEN_INDEX: \ |
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printf("#define IDX_SIZE_%-35s %d\n", \ |
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#Type, index++); \ |
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break; \ |
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case GEN_TABLE: \ |
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printf("\tSIZE_%s,\n", #Type); \ |
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break; \ |
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} |
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#define GEN_VALUE(String,Value) \ |
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switch(gen_variant) { \ |
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case GEN_OFFSET: \ |
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printf("#define %-40s %d\n", #String, Value); \ |
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break; \ |
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case GEN_INDEX: \ |
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printf("#define IDX_%-40s %d\n", #String, index++); \ |
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break; \ |
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case GEN_TABLE: \ |
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printf("\t" #String ",\n"); \ |
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break; \ |
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} |
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void gen_prologue(GEN_variant gen_variant) { |
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const char *suffix; |
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switch(gen_variant) { |
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case GEN_OFFSET: suffix = ".h"; break; |
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case GEN_INDEX: suffix = "Index.h"; break; |
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case GEN_TABLE: suffix = ".cpp"; break; |
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} |
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printf("/*\n"); |
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printf(" * JvmOffsets%s !!!DO NOT EDIT!!! \n", suffix); |
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printf(" * The generateJvmOffsets program generates this file!\n"); |
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printf(" */\n\n"); |
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switch(gen_variant) { |
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case GEN_OFFSET: |
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case GEN_INDEX: |
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break; |
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case GEN_TABLE: |
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printf("#include \"JvmOffsets.h\"\n"); |
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printf("\n"); |
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printf("int __JvmOffsets[] = {\n"); |
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break; |
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} |
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} |
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void gen_epilogue(GEN_variant gen_variant) { |
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if (gen_variant != GEN_TABLE) { |
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return; |
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} |
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printf("};\n\n"); |
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return; |
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} |
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int generateJvmOffsets(GEN_variant gen_variant) { |
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int index = 0; /* It is used to generate JvmOffsetsIndex.h */ |
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int pointer_size = sizeof(void *); |
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int data_model = (pointer_size == 4) ? PR_MODEL_ILP32 : PR_MODEL_LP64; |
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gen_prologue(gen_variant); |
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GEN_VALUE(DATA_MODEL, data_model); |
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GEN_VALUE(POINTER_SIZE, pointer_size); |
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#if defined(TIERED) |
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GEN_VALUE(COMPILER, 3); |
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#elif COMPILER1 |
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GEN_VALUE(COMPILER, 1); |
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#elif COMPILER2 |
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GEN_VALUE(COMPILER, 2); |
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#else |
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GEN_VALUE(COMPILER, 0); |
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#endif // COMPILER1 && COMPILER2 |
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printf("\n"); |
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GEN_OFFS(CollectedHeap, _reserved); |
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GEN_OFFS(MemRegion, _start); |
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GEN_OFFS(MemRegion, _word_size); |
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GEN_SIZE(HeapWord); |
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printf("\n"); |
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GEN_OFFS(VMStructEntry, typeName); |
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GEN_OFFS(VMStructEntry, fieldName); |
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GEN_OFFS(VMStructEntry, address); |
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GEN_SIZE(VMStructEntry); |
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printf("\n"); |
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GEN_VALUE(MAX_METHOD_CODE_SIZE, max_method_code_size); |
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#if defined(sparc) || defined(__sparc) |
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GEN_VALUE(OFFSET_interpreter_frame_method, 2 * pointer_size); /* L2 in saved window */ |
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GEN_VALUE(OFFSET_interpreter_frame_sender_sp, 13 * pointer_size); /* I5 in saved window */ |
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// Fake value for consistency. It is not going to be used. |
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GEN_VALUE(OFFSET_interpreter_frame_bcx_offset, 0xFFFF); |
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#elif defined(i386) || defined(__i386) || defined(__amd64) |
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GEN_VALUE(OFFSET_interpreter_frame_sender_sp, -1 * pointer_size); |
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GEN_VALUE(OFFSET_interpreter_frame_method, -3 * pointer_size); |
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GEN_VALUE(OFFSET_interpreter_frame_bcx_offset, -7 * pointer_size); |
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#endif |
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GEN_OFFS(Klass, _name); |
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GEN_OFFS(constantPoolOopDesc, _pool_holder); |
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printf("\n"); |
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GEN_VALUE(OFFSET_HeapBlockHeader_used, offset_of(HeapBlock::Header, _used)); |
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GEN_OFFS(oopDesc, _metadata); |
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printf("\n"); |
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GEN_VALUE(AccessFlags_NATIVE, JVM_ACC_NATIVE); |
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GEN_VALUE(constMethodOopDesc_has_linenumber_table, constMethodOopDesc::_has_linenumber_table); |
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GEN_OFFS(AccessFlags, _flags); |
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GEN_OFFS(symbolOopDesc, _length); |
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GEN_OFFS(symbolOopDesc, _body); |
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printf("\n"); |
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GEN_OFFS(methodOopDesc, _constMethod); |
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GEN_OFFS(methodOopDesc, _constants); |
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GEN_OFFS(methodOopDesc, _access_flags); |
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printf("\n"); |
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GEN_OFFS(constMethodOopDesc, _flags); |
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GEN_OFFS(constMethodOopDesc, _code_size); |
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GEN_OFFS(constMethodOopDesc, _name_index); |
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GEN_OFFS(constMethodOopDesc, _signature_index); |
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printf("\n"); |
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GEN_OFFS(CodeHeap, _memory); |
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GEN_OFFS(CodeHeap, _segmap); |
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GEN_OFFS(CodeHeap, _log2_segment_size); |
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printf("\n"); |
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GEN_OFFS(VirtualSpace, _low_boundary); |
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GEN_OFFS(VirtualSpace, _high_boundary); |
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GEN_OFFS(VirtualSpace, _low); |
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GEN_OFFS(VirtualSpace, _high); |
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printf("\n"); |
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GEN_OFFS(CodeBlob, _name); |
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GEN_OFFS(CodeBlob, _header_size); |
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GEN_OFFS(CodeBlob, _instructions_offset); |
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GEN_OFFS(CodeBlob, _data_offset); |
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GEN_OFFS(CodeBlob, _oops_offset); |
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GEN_OFFS(CodeBlob, _oops_length); |
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GEN_OFFS(CodeBlob, _frame_size); |
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printf("\n"); |
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GEN_OFFS(nmethod, _method); |
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GEN_OFFS(nmethod, _scopes_data_offset); |
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GEN_OFFS(nmethod, _scopes_pcs_offset); |
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GEN_OFFS(nmethod, _handler_table_offset); |
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GEN_OFFS(nmethod, _deoptimize_offset); |
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GEN_OFFS(nmethod, _orig_pc_offset); |
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GEN_OFFS(PcDesc, _pc_offset); |
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GEN_OFFS(PcDesc, _scope_decode_offset); |
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printf("\n"); |
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GEN_OFFS(NarrowOopStruct, _base); |
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GEN_OFFS(NarrowOopStruct, _shift); |
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printf("\n"); |
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GEN_VALUE(SIZE_HeapBlockHeader, sizeof(HeapBlock::Header)); |
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GEN_SIZE(oopDesc); |
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GEN_SIZE(constantPoolOopDesc); |
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printf("\n"); |
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GEN_SIZE(PcDesc); |
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GEN_SIZE(methodOopDesc); |
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GEN_SIZE(constMethodOopDesc); |
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GEN_SIZE(nmethod); |
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GEN_SIZE(CodeBlob); |
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GEN_SIZE(BufferBlob); |
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GEN_SIZE(SingletonBlob); |
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GEN_SIZE(RuntimeStub); |
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GEN_SIZE(SafepointBlob); |
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gen_epilogue(gen_variant); |
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printf("\n"); |
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fflush(stdout); |
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return 0; |
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} |