generateJvmOffsets.cpp revision 3602:da91efe96a93
174517Sru/* 274517Sru * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved. 374517Sru * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 474462Salfred * 574517Sru * This code is free software; you can redistribute it and/or modify it 674517Sru * under the terms of the GNU General Public License version 2 only, as 774517Sru * published by the Free Software Foundation. 874517Sru * 974517Sru * This code is distributed in the hope that it will be useful, but WITHOUT 1074517Sru * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1174517Sru * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1274517Sru * version 2 for more details (a copy is included in the LICENSE file that 1374517Sru * accompanied this code). 1474517Sru * 1574517Sru * You should have received a copy of the GNU General Public License version 1674517Sru * 2 along with this work; if not, write to the Free Software Foundation, 1774517Sru * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1874517Sru * 1974517Sru * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2074517Sru * or visit www.oracle.com if you need additional information or have any 2174517Sru * questions. 2274517Sru * 2374517Sru */ 2474517Sru 2574517Sru/* 2674517Sru * This is to provide sanity check in jhelper.d which compares SCCS 2774517Sru * versions of generateJvmOffsets.cpp used to create and extract 2874517Sru * contents of __JvmOffsets[] table. 2974517Sru * The __JvmOffsets[] table is located in generated JvmOffsets.cpp. 3074517Sru * 3174517Sru * GENOFFS_SCCS_VER 34 3284487Swpaul */ 3374517Sru 3474517Sru#include "generateJvmOffsets.h" 3574517Sru 3674517Sru/* A workaround for private and protected fields */ 3774517Sru#define private public 3874517Sru#define protected public 3974517Sru 4074517Sru// not on macosx #include <proc_service.h> 4174517Sru#include "code/codeBlob.hpp" 4274517Sru#include "code/nmethod.hpp" 4374517Sru#include "code/pcDesc.hpp" 4474517Sru#include "gc_interface/collectedHeap.hpp" 4574517Sru#include "memory/heap.hpp" 4674517Sru#include "memory/memRegion.hpp" 4774517Sru#include "memory/universe.hpp" 4874517Sru#include "oops/constMethod.hpp" 4974517Sru#include "oops/klass.hpp" 5074517Sru#include "oops/method.hpp" 5174517Sru#include "oops/oop.hpp" 5274517Sru#include "oops/symbol.hpp" 5374517Sru#include "runtime/virtualspace.hpp" 5474517Sru#include "runtime/vmStructs.hpp" 5574517Sru#include "utilities/accessFlags.hpp" 5674517Sru#include "utilities/globalDefinitions.hpp" 5774517Sru 5874517Sru// These are defined somewhere for Solaris 5974517Sru#define PR_MODEL_ILP32 1 6084487Swpaul#define PR_MODEL_LP64 2 6174517Sru 6284487Swpaul#ifdef COMPILER1 6374517Sru#if defined(DEBUG) || defined(FASTDEBUG) 6474517Sru 6574517Sru/* 6674517Sru * To avoid the most part of potential link errors 6774517Sru * we link this program with -z nodefs . 6874517Sru * 6974517Sru * But for 'debug1' and 'fastdebug1' we still have to provide 7074517Sru * a particular workaround for the following symbols bellow. 7174517Sru * It will be good to find out a generic way in the future. 7274517Sru */ 7374517Sru 7474517Sru#pragma weak tty 7574517Sru#pragma weak CMSExpAvgFactor 7674517Sru 7774517Sru#if defined(i386) || defined(__i386) || defined(__amd64) 7884306Sru#pragma weak noreg 7974517Sru#endif /* i386 */ 8074517Sru 8174517SruLIR_Opr LIR_OprFact::illegalOpr = (LIR_Opr) 0; 8274517Sru 8374517Sruaddress StubRoutines::_call_stub_return_address = NULL; 8474517Sru 8574517SruStubQueue* AbstractInterpreter::_code = NULL; 8674517Sru 8774517Sru#endif /* defined(DEBUG) || defined(FASTDEBUG) */ 8874517Sru#endif /* COMPILER1 */ 8974517Sru 9074517Sru#define GEN_OFFS(Type,Name) \ 9174517Sru switch(gen_variant) { \ 9274517Sru case GEN_OFFSET: \ 9374517Sru printf("#define OFFSET_%-33s %ld\n", \ 9474517Sru #Type #Name, offset_of(Type, Name)); \ 9574517Sru break; \ 9674462Salfred case GEN_INDEX: \ 9774462Salfred printf("#define IDX_OFFSET_%-33s %d\n", \ 9874462Salfred #Type #Name, index++); \ 9974462Salfred break; \ 10074462Salfred case GEN_TABLE: \ 10174462Salfred printf("\tOFFSET_%s,\n", #Type #Name); \ 10274462Salfred break; \ 10374462Salfred } 10474517Sru 10574517Sru#define GEN_SIZE(Type) \ 10674517Sru switch(gen_variant) { \ 10774517Sru case GEN_OFFSET: \ 10874517Sru printf("#define SIZE_%-35s %ld\n", \ 10974517Sru #Type, sizeof(Type)); \ 11074517Sru break; \ 11174517Sru case GEN_INDEX: \ 11274517Sru printf("#define IDX_SIZE_%-35s %d\n", \ 11374517Sru #Type, index++); \ 114233557Sjoel break; \ 11574517Sru case GEN_TABLE: \ 11674517Sru printf("\tSIZE_%s,\n", #Type); \ 11774517Sru break; \ 11874517Sru } 11974517Sru 12074517Sru#define GEN_VALUE(String,Value) \ 12174517Sru switch(gen_variant) { \ 12274517Sru case GEN_OFFSET: \ 12374462Salfred printf("#define %-40s %d\n", #String, Value); \ 12474517Sru break; \ 12574462Salfred case GEN_INDEX: \ 12674517Sru printf("#define IDX_%-40s %d\n", #String, index++); \ 12774517Sru break; \ 12874517Sru case GEN_TABLE: \ 12974462Salfred printf("\t" #String ",\n"); \ 13074517Sru break; \ 13174517Sru } 13274517Sru 13374517Sruvoid gen_prologue(GEN_variant gen_variant) { 13474517Sru const char *suffix; 13574517Sru 13674517Sru switch(gen_variant) { 13774517Sru case GEN_OFFSET: suffix = ".h"; break; 13874517Sru case GEN_INDEX: suffix = "Index.h"; break; 13974517Sru case GEN_TABLE: suffix = ".cpp"; break; 14074517Sru } 14174462Salfred 14274517Sru printf("/*\n"); 14374517Sru printf(" * JvmOffsets%s !!!DO NOT EDIT!!! \n", suffix); 14474462Salfred printf(" * The generateJvmOffsets program generates this file!\n"); 14574517Sru printf(" */\n\n"); 14674517Sru switch(gen_variant) { 14774517Sru 14874517Sru case GEN_OFFSET: 14974517Sru case GEN_INDEX: 15074517Sru break; 151241181Spfg 15274517Sru case GEN_TABLE: 15374517Sru printf("#include \"JvmOffsets.h\"\n"); 15474462Salfred printf("\n"); 15574517Sru printf("int __JvmOffsets[] = {\n"); 15674462Salfred break; 15774517Sru } 15874462Salfred} 159108087Sru 16074517Sruvoid gen_epilogue(GEN_variant gen_variant) { 161108087Sru if (gen_variant != GEN_TABLE) { 16274462Salfred return; 16374462Salfred } 16474517Sru printf("};\n\n"); 16574517Sru return; 16674517Sru} 16774517Sru 16874517Sruint generateJvmOffsets(GEN_variant gen_variant) { 16974462Salfred int index = 0; /* It is used to generate JvmOffsetsIndex.h */ 17074517Sru int pointer_size = sizeof(void *); 17174462Salfred int data_model = (pointer_size == 4) ? PR_MODEL_ILP32 : PR_MODEL_LP64; 17274462Salfred 17374517Sru gen_prologue(gen_variant); 17474517Sru 17574517Sru GEN_VALUE(DATA_MODEL, data_model); 17674517Sru GEN_VALUE(POINTER_SIZE, pointer_size); 17774517Sru#if defined(TIERED) 17874517Sru GEN_VALUE(COMPILER, 3); 17974517Sru#elif COMPILER1 18074517Sru GEN_VALUE(COMPILER, 1); 18174462Salfred#elif COMPILER2 18274517Sru GEN_VALUE(COMPILER, 2); 183108087Sru#else 18474517Sru GEN_VALUE(COMPILER, 0); 18574517Sru#endif // COMPILER1 && COMPILER2 18684425Sbde printf("\n"); 18774517Sru 18874517Sru GEN_OFFS(CollectedHeap, _reserved); 18974517Sru GEN_OFFS(MemRegion, _start); 19074517Sru GEN_OFFS(MemRegion, _word_size); 19174517Sru GEN_SIZE(HeapWord); 19274517Sru printf("\n"); 19374695Salfred 19474517Sru GEN_OFFS(VMStructEntry, typeName); 19574695Salfred GEN_OFFS(VMStructEntry, fieldName); 19674517Sru GEN_OFFS(VMStructEntry, address); 19774517Sru GEN_SIZE(VMStructEntry); 19874517Sru printf("\n"); 19974462Salfred 20074517Sru GEN_VALUE(MAX_METHOD_CODE_SIZE, max_method_code_size); 20174517Sru#if defined(sparc) || defined(__sparc) 20274462Salfred GEN_VALUE(OFFSET_interpreter_frame_method, 2 * pointer_size); /* L2 in saved window */ 20374517Sru GEN_VALUE(OFFSET_interpreter_frame_sender_sp, 13 * pointer_size); /* I5 in saved window */ 20474517Sru // Fake value for consistency. It is not going to be used. 20574517Sru GEN_VALUE(OFFSET_interpreter_frame_bcx_offset, 0xFFFF); 206108087Sru#elif defined(i386) || defined(__i386) || defined(__amd64) 20774517Sru GEN_VALUE(OFFSET_interpreter_frame_sender_sp, -1 * pointer_size); 208108087Sru GEN_VALUE(OFFSET_interpreter_frame_method, -3 * pointer_size); 20974462Salfred GEN_VALUE(OFFSET_interpreter_frame_bcx_offset, -7 * pointer_size); 21074517Sru#endif 21174462Salfred 21274517Sru GEN_OFFS(Klass, _name); 213108087Sru GEN_OFFS(ConstantPool, _pool_holder); 21474517Sru printf("\n"); 21574462Salfred 21674462Salfred GEN_VALUE(OFFSET_HeapBlockHeader_used, (int) offset_of(HeapBlock::Header, _used)); 21774517Sru GEN_OFFS(oopDesc, _metadata); 21874462Salfred printf("\n"); 21974462Salfred 22074517Sru GEN_VALUE(AccessFlags_NATIVE, JVM_ACC_NATIVE); 22174462Salfred GEN_VALUE(ConstMethod_has_linenumber_table, ConstMethod::_has_linenumber_table); 22274517Sru GEN_OFFS(AccessFlags, _flags); 22374462Salfred GEN_OFFS(Symbol, _length); 22474462Salfred GEN_OFFS(Symbol, _body); 22574517Sru printf("\n"); 22674462Salfred 22774517Sru GEN_OFFS(Method, _constMethod); 22874462Salfred GEN_OFFS(Method, _constants); 22974462Salfred GEN_OFFS(Method, _access_flags); 23074462Salfred printf("\n"); 23174517Sru 23274517Sru GEN_OFFS(ConstMethod, _flags); 23374517Sru GEN_OFFS(ConstMethod, _code_size); 23474517Sru GEN_OFFS(ConstMethod, _name_index); 23574517Sru GEN_OFFS(ConstMethod, _signature_index); 23674517Sru printf("\n"); 23774517Sru 23874517Sru GEN_OFFS(CodeHeap, _memory); 23974517Sru GEN_OFFS(CodeHeap, _segmap); 24074517Sru GEN_OFFS(CodeHeap, _log2_segment_size); 24174517Sru printf("\n"); 24274517Sru 24374517Sru GEN_OFFS(VirtualSpace, _low_boundary); 24474517Sru GEN_OFFS(VirtualSpace, _high_boundary); 24574517Sru GEN_OFFS(VirtualSpace, _low); 24674517Sru GEN_OFFS(VirtualSpace, _high); 24774517Sru printf("\n"); 24874462Salfred 24974517Sru GEN_OFFS(CodeBlob, _name); 25074462Salfred GEN_OFFS(CodeBlob, _header_size); 25174517Sru GEN_OFFS(CodeBlob, _content_offset); 25274517Sru GEN_OFFS(CodeBlob, _code_offset); 25374462Salfred GEN_OFFS(CodeBlob, _data_offset); 25474517Sru GEN_OFFS(CodeBlob, _frame_size); 25574462Salfred printf("\n"); 25674517Sru 25774517Sru GEN_OFFS(nmethod, _method); 25874517Sru GEN_OFFS(nmethod, _oops_offset); 25974517Sru GEN_OFFS(nmethod, _scopes_data_offset); 26074517Sru GEN_OFFS(nmethod, _scopes_pcs_offset); 26174462Salfred GEN_OFFS(nmethod, _handler_table_offset); 26274517Sru GEN_OFFS(nmethod, _deoptimize_offset); 26374462Salfred GEN_OFFS(nmethod, _orig_pc_offset); 26474517Sru 26574462Salfred GEN_OFFS(PcDesc, _pc_offset); 26674517Sru GEN_OFFS(PcDesc, _scope_decode_offset); 26774462Salfred 26874517Sru printf("\n"); 26974462Salfred 27074462Salfred GEN_OFFS(NarrowOopStruct, _base); 27174517Sru GEN_OFFS(NarrowOopStruct, _shift); 27274462Salfred printf("\n"); 27374517Sru 27474462Salfred GEN_VALUE(SIZE_HeapBlockHeader, (int) sizeof(HeapBlock::Header)); 27574462Salfred GEN_SIZE(oopDesc); 27674517Sru GEN_SIZE(ConstantPool); 27774462Salfred printf("\n"); 27874517Sru 27974517Sru GEN_SIZE(PcDesc); 28074462Salfred GEN_SIZE(Method); 28174517Sru GEN_SIZE(ConstMethod); 28274517Sru GEN_SIZE(nmethod); 28374517Sru GEN_SIZE(CodeBlob); 28474517Sru GEN_SIZE(BufferBlob); 28574517Sru GEN_SIZE(SingletonBlob); 28674517Sru GEN_SIZE(RuntimeStub); 28774517Sru GEN_SIZE(SafepointBlob); 28874517Sru 28974517Sru gen_epilogue(gen_variant); 29074517Sru printf("\n"); 29174517Sru 29274517Sru fflush(stdout); 29374517Sru return 0; 29474517Sru} 29574517Sru