generateJvmOffsets.cpp revision 4507:f36e073d56a4
155714Skris/* 255714Skris * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. 355714Skris * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 455714Skris * 555714Skris * This code is free software; you can redistribute it and/or modify it 655714Skris * under the terms of the GNU General Public License version 2 only, as 755714Skris * published by the Free Software Foundation. 8296341Sdelphij * 955714Skris * This code is distributed in the hope that it will be useful, but WITHOUT 1055714Skris * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1155714Skris * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1255714Skris * version 2 for more details (a copy is included in the LICENSE file that 1355714Skris * accompanied this code). 1455714Skris * 15296341Sdelphij * You should have received a copy of the GNU General Public License version 1655714Skris * 2 along with this work; if not, write to the Free Software Foundation, 1755714Skris * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1855714Skris * 1955714Skris * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2055714Skris * or visit www.oracle.com if you need additional information or have any 2155714Skris * questions. 22296341Sdelphij * 2355714Skris */ 2455714Skris 2555714Skris/* 2655714Skris * This is to provide sanity check in jhelper.d which compares SCCS 2755714Skris * versions of generateJvmOffsets.cpp used to create and extract 2855714Skris * contents of __JvmOffsets[] table. 2955714Skris * The __JvmOffsets[] table is located in generated JvmOffsets.cpp. 3055714Skris * 3155714Skris * GENOFFS_SCCS_VER 34 3255714Skris */ 3355714Skris 3455714Skris#include "generateJvmOffsets.h" 3555714Skris 3655714Skris/* A workaround for private and protected fields */ 37296341Sdelphij#define private public 3855714Skris#define protected public 3955714Skris 40296341Sdelphij#include <proc_service.h> 4155714Skris#include "code/codeBlob.hpp" 4255714Skris#include "code/nmethod.hpp" 4355714Skris#include "code/pcDesc.hpp" 4455714Skris#include "gc_interface/collectedHeap.hpp" 4555714Skris#include "memory/heap.hpp" 4655714Skris#include "memory/memRegion.hpp" 4755714Skris#include "memory/universe.hpp" 4855714Skris#include "oops/constMethod.hpp" 4955714Skris#include "oops/klass.hpp" 5055714Skris#include "oops/method.hpp" 5155714Skris#include "oops/oop.hpp" 52296341Sdelphij#include "oops/symbol.hpp" 5355714Skris#include "runtime/virtualspace.hpp" 5455714Skris#include "runtime/vmStructs.hpp" 5555714Skris#include "utilities/accessFlags.hpp" 5655714Skris#include "utilities/globalDefinitions.hpp" 5755714Skris#ifdef COMPILER1 58109998Smarkm#ifdef ASSERT 59109998Smarkm 60109998Smarkm/* 61109998Smarkm * To avoid the most part of potential link errors 62109998Smarkm * we link this program with -z nodefs . 63109998Smarkm * 64109998Smarkm * But for 'debug1' and 'fastdebug1' we still have to provide 65109998Smarkm * a particular workaround for the following symbols below. 66296341Sdelphij * It will be good to find out a generic way in the future. 67109998Smarkm */ 68109998Smarkm 69109998Smarkm#pragma weak tty 70109998Smarkm#pragma weak CMSExpAvgFactor 71109998Smarkm 72109998Smarkm#if defined(i386) || defined(__i386) || defined(__amd64) 73109998Smarkm#pragma weak noreg 74109998Smarkm#endif /* i386 */ 75109998Smarkm 76109998SmarkmLIR_Opr LIR_OprFact::illegalOpr = (LIR_Opr) 0; 77109998Smarkm 78109998Smarkmaddress StubRoutines::_call_stub_return_address = NULL; 79109998Smarkm 80109998SmarkmStubQueue* AbstractInterpreter::_code = NULL; 81109998Smarkm 82109998Smarkm#endif /* ASSERT */ 83109998Smarkm#endif /* COMPILER1 */ 84109998Smarkm 85109998Smarkm#define GEN_OFFS(Type,Name) \ 86109998Smarkm switch(gen_variant) { \ 87109998Smarkm case GEN_OFFSET: \ 88109998Smarkm printf("#define OFFSET_%-33s %d\n", \ 89109998Smarkm #Type #Name, offset_of(Type, Name)); \ 90109998Smarkm break; \ 91109998Smarkm case GEN_INDEX: \ 92109998Smarkm printf("#define IDX_OFFSET_%-33s %d\n", \ 93109998Smarkm #Type #Name, index++); \ 94109998Smarkm break; \ 95109998Smarkm case GEN_TABLE: \ 96109998Smarkm printf("\tOFFSET_%s,\n", #Type #Name); \ 97109998Smarkm break; \ 98109998Smarkm } 99109998Smarkm 100109998Smarkm#define GEN_SIZE(Type) \ 101109998Smarkm switch(gen_variant) { \ 102109998Smarkm case GEN_OFFSET: \ 103109998Smarkm printf("#define SIZE_%-35s %d\n", \ 104109998Smarkm #Type, sizeof(Type)); \ 105109998Smarkm break; \ 106109998Smarkm case GEN_INDEX: \ 107109998Smarkm printf("#define IDX_SIZE_%-35s %d\n", \ 108109998Smarkm #Type, index++); \ 109109998Smarkm break; \ 110109998Smarkm case GEN_TABLE: \ 11155714Skris printf("\tSIZE_%s,\n", #Type); \ 11255714Skris break; \ 113296341Sdelphij } 11455714Skris 115296341Sdelphij#define GEN_VALUE(String,Value) \ 11655714Skris switch(gen_variant) { \ 117296341Sdelphij case GEN_OFFSET: \ 118296341Sdelphij printf("#define %-40s %d\n", #String, Value); \ 119296341Sdelphij break; \ 120296341Sdelphij case GEN_INDEX: \ 121296341Sdelphij printf("#define IDX_%-40s %d\n", #String, index++); \ 122296341Sdelphij break; \ 123296341Sdelphij case GEN_TABLE: \ 124296341Sdelphij printf("\t" #String ",\n"); \ 125296341Sdelphij break; \ 126296341Sdelphij } 127296341Sdelphij 128296341Sdelphijvoid gen_prologue(GEN_variant gen_variant) { 12955714Skris const char *suffix; 13059191Skris 13159191Skris switch(gen_variant) { 132296341Sdelphij case GEN_OFFSET: suffix = ".h"; break; 133296341Sdelphij case GEN_INDEX: suffix = "Index.h"; break; 134296341Sdelphij case GEN_TABLE: suffix = ".cpp"; break; 13559191Skris } 13659191Skris 13759191Skris printf("/*\n"); 13859191Skris printf(" * JvmOffsets%s !!!DO NOT EDIT!!! \n", suffix); 13959191Skris printf(" * The generateJvmOffsets program generates this file!\n"); 14059191Skris printf(" */\n\n"); 141296341Sdelphij switch(gen_variant) { 14255714Skris 143296341Sdelphij case GEN_OFFSET: 14455714Skris case GEN_INDEX: 145296341Sdelphij break; 146296341Sdelphij 147296341Sdelphij case GEN_TABLE: 148296341Sdelphij printf("#include \"JvmOffsets.h\"\n"); 149109998Smarkm printf("\n"); 15055714Skris printf("int __JvmOffsets[] = {\n"); 151296341Sdelphij break; 15255714Skris } 153296341Sdelphij} 15455714Skris 155296341Sdelphijvoid gen_epilogue(GEN_variant gen_variant) { 156109998Smarkm if (gen_variant != GEN_TABLE) { 15755714Skris return; 15855714Skris } 15955714Skris printf("};\n\n"); 160296341Sdelphij return; 16155714Skris} 162296341Sdelphij 163296341Sdelphijint generateJvmOffsets(GEN_variant gen_variant) { 164296341Sdelphij int index = 0; /* It is used to generate JvmOffsetsIndex.h */ 16555714Skris int pointer_size = sizeof(void *); 166296341Sdelphij int data_model = (pointer_size == 4) ? PR_MODEL_ILP32 : PR_MODEL_LP64; 167296341Sdelphij 168296341Sdelphij gen_prologue(gen_variant); 169296341Sdelphij 170296341Sdelphij GEN_VALUE(DATA_MODEL, data_model); 17155714Skris GEN_VALUE(POINTER_SIZE, pointer_size); 172296341Sdelphij#if defined(TIERED) 173296341Sdelphij GEN_VALUE(COMPILER, 3); 174296341Sdelphij#elif COMPILER1 175296341Sdelphij GEN_VALUE(COMPILER, 1); 176296341Sdelphij#elif COMPILER2 177238405Sjkim GEN_VALUE(COMPILER, 2); 178296341Sdelphij#else 179109998Smarkm GEN_VALUE(COMPILER, 0); 180296341Sdelphij#endif // COMPILER1 && COMPILER2 181109998Smarkm printf("\n"); 182296341Sdelphij 183111147Snectar GEN_OFFS(CollectedHeap, _reserved); 184296341Sdelphij GEN_OFFS(MemRegion, _start); 185296341Sdelphij GEN_OFFS(MemRegion, _word_size); 186296341Sdelphij GEN_SIZE(HeapWord); 187296341Sdelphij printf("\n"); 188296341Sdelphij 189296341Sdelphij GEN_OFFS(VMStructEntry, typeName); 190296341Sdelphij GEN_OFFS(VMStructEntry, fieldName); 191296341Sdelphij GEN_OFFS(VMStructEntry, address); 192296341Sdelphij GEN_SIZE(VMStructEntry); 193296341Sdelphij printf("\n"); 194111147Snectar 195296341Sdelphij GEN_VALUE(MAX_METHOD_CODE_SIZE, max_method_code_size); 196296341Sdelphij#if defined(sparc) || defined(__sparc) 197296341Sdelphij GEN_VALUE(OFFSET_interpreter_frame_method, 2 * pointer_size); /* L2 in saved window */ 198296341Sdelphij GEN_VALUE(OFFSET_interpreter_frame_sender_sp, 13 * pointer_size); /* I5 in saved window */ 199296341Sdelphij // Fake value for consistency. It is not going to be used. 200296341Sdelphij GEN_VALUE(OFFSET_interpreter_frame_bcx_offset, 0xFFFF); 201296341Sdelphij#elif defined(i386) || defined(__i386) || defined(__amd64) 202296341Sdelphij GEN_VALUE(OFFSET_interpreter_frame_sender_sp, -1 * pointer_size); 203296341Sdelphij GEN_VALUE(OFFSET_interpreter_frame_method, -3 * pointer_size); 204296341Sdelphij GEN_VALUE(OFFSET_interpreter_frame_bcx_offset, -7 * pointer_size); 20555714Skris#endif 206296341Sdelphij 20755714Skris GEN_OFFS(Klass, _name); 208296341Sdelphij GEN_OFFS(ConstantPool, _pool_holder); 209194206Ssimon printf("\n"); 210296341Sdelphij 211194206Ssimon GEN_VALUE(OFFSET_HeapBlockHeader_used, offset_of(HeapBlock::Header, _used)); 212296341Sdelphij GEN_OFFS(oopDesc, _metadata); 213194206Ssimon printf("\n"); 214296341Sdelphij 215296341Sdelphij GEN_VALUE(AccessFlags_NATIVE, JVM_ACC_NATIVE); 216296341Sdelphij GEN_VALUE(ConstMethod_has_linenumber_table, ConstMethod::_has_linenumber_table); 217296341Sdelphij GEN_OFFS(AccessFlags, _flags); 218238405Sjkim GEN_OFFS(Symbol, _length); 219296341Sdelphij GEN_OFFS(Symbol, _body); 220296341Sdelphij printf("\n"); 221296341Sdelphij 222296341Sdelphij GEN_OFFS(Method, _constMethod); 223296341Sdelphij GEN_OFFS(Method, _access_flags); 22455714Skris printf("\n"); 225296341Sdelphij 226109998Smarkm GEN_OFFS(ConstMethod, _constants); 227109998Smarkm GEN_OFFS(ConstMethod, _flags); 228109998Smarkm GEN_OFFS(ConstMethod, _code_size); 229109998Smarkm GEN_OFFS(ConstMethod, _name_index); 23055714Skris GEN_OFFS(ConstMethod, _signature_index); 23155714Skris printf("\n"); 23255714Skris 233296341Sdelphij GEN_OFFS(CodeHeap, _memory); 234296341Sdelphij GEN_OFFS(CodeHeap, _segmap); 235296341Sdelphij GEN_OFFS(CodeHeap, _log2_segment_size); 23659191Skris printf("\n"); 237296341Sdelphij 238296341Sdelphij GEN_OFFS(VirtualSpace, _low_boundary); 239296341Sdelphij GEN_OFFS(VirtualSpace, _high_boundary); 240109998Smarkm GEN_OFFS(VirtualSpace, _low); 24168651Skris GEN_OFFS(VirtualSpace, _high); 242109998Smarkm printf("\n"); 243109998Smarkm 24459191Skris GEN_OFFS(CodeBlob, _name); 245109998Smarkm GEN_OFFS(CodeBlob, _header_size); 246109998Smarkm GEN_OFFS(CodeBlob, _content_offset); 247296341Sdelphij GEN_OFFS(CodeBlob, _code_offset); 248109998Smarkm GEN_OFFS(CodeBlob, _data_offset); 249296341Sdelphij GEN_OFFS(CodeBlob, _frame_size); 250109998Smarkm printf("\n"); 251296341Sdelphij 252109998Smarkm GEN_OFFS(nmethod, _method); 253296341Sdelphij GEN_OFFS(nmethod, _metadata_offset); 254296341Sdelphij GEN_OFFS(nmethod, _scopes_data_offset); 255238405Sjkim GEN_OFFS(nmethod, _scopes_pcs_offset); 256296341Sdelphij GEN_OFFS(nmethod, _handler_table_offset); 257296341Sdelphij GEN_OFFS(nmethod, _deoptimize_offset); 258109998Smarkm GEN_OFFS(nmethod, _orig_pc_offset); 259296341Sdelphij 260109998Smarkm GEN_OFFS(PcDesc, _pc_offset); 261296341Sdelphij GEN_OFFS(PcDesc, _scope_decode_offset); 26268651Skris 263296341Sdelphij printf("\n"); 264194206Ssimon 265296341Sdelphij GEN_OFFS(NarrowPtrStruct, _base); 266296341Sdelphij GEN_OFFS(NarrowPtrStruct, _shift); 267296341Sdelphij printf("\n"); 268296341Sdelphij 269194206Ssimon GEN_VALUE(SIZE_HeapBlockHeader, sizeof(HeapBlock::Header)); 270109998Smarkm GEN_SIZE(oopDesc); 271109998Smarkm GEN_SIZE(ConstantPool); 272109998Smarkm printf("\n"); 273109998Smarkm 274109998Smarkm GEN_SIZE(PcDesc); 275296341Sdelphij GEN_SIZE(Method); 276109998Smarkm GEN_SIZE(ConstMethod); 277296341Sdelphij GEN_SIZE(nmethod); 278296341Sdelphij GEN_SIZE(CodeBlob); 279296341Sdelphij GEN_SIZE(BufferBlob); 280296341Sdelphij GEN_SIZE(SingletonBlob); 281296341Sdelphij GEN_SIZE(RuntimeStub); 282296341Sdelphij GEN_SIZE(SafepointBlob); 283296341Sdelphij 284296341Sdelphij gen_epilogue(gen_variant); 285127128Snectar printf("\n"); 286296341Sdelphij 287296341Sdelphij fflush(stdout); 288296341Sdelphij return 0; 289127128Snectar} 290296341Sdelphij