/* * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ /* * This is to provide sanity check in jhelper.d which compares SCCS * versions of generateJvmOffsets.cpp used to create and extract * contents of __JvmOffsets[] table. * The __JvmOffsets[] table is located in generated JvmOffsets.cpp. * * GENOFFS_SCCS_VER 34 */ #include "generateJvmOffsets.h" /* A workaround for private and protected fields */ #define private public #define protected public // not on macosx #include #include "code/codeBlob.hpp" #include "code/nmethod.hpp" #include "code/pcDesc.hpp" #include "gc_interface/collectedHeap.hpp" #include "memory/heap.hpp" #include "memory/memRegion.hpp" #include "memory/universe.hpp" #include "oops/constMethod.hpp" #include "oops/klass.hpp" #include "oops/method.hpp" #include "oops/oop.hpp" #include "oops/symbol.hpp" #include "runtime/virtualspace.hpp" #include "runtime/vmStructs.hpp" #include "utilities/accessFlags.hpp" #include "utilities/globalDefinitions.hpp" // These are defined somewhere for Solaris #define PR_MODEL_ILP32 1 #define PR_MODEL_LP64 2 #ifdef COMPILER1 #ifdef ASSERT /* * To avoid the most part of potential link errors * we link this program with -z nodefs . * * But for 'debug1' and 'fastdebug1' we still have to provide * a particular workaround for the following symbols bellow. * It will be good to find out a generic way in the future. */ #pragma weak tty #pragma weak CMSExpAvgFactor #if defined(i386) || defined(__i386) || defined(__amd64) #pragma weak noreg #endif /* i386 */ LIR_Opr LIR_OprFact::illegalOpr = (LIR_Opr) 0; address StubRoutines::_call_stub_return_address = NULL; StubQueue* AbstractInterpreter::_code = NULL; #endif /* ASSERT */ #endif /* COMPILER1 */ #define GEN_OFFS(Type,Name) \ switch(gen_variant) { \ case GEN_OFFSET: \ printf("#define OFFSET_%-33s %ld\n", \ #Type #Name, offset_of(Type, Name)); \ break; \ case GEN_INDEX: \ printf("#define IDX_OFFSET_%-33s %d\n", \ #Type #Name, index++); \ break; \ case GEN_TABLE: \ printf("\tOFFSET_%s,\n", #Type #Name); \ break; \ } #define GEN_SIZE(Type) \ switch(gen_variant) { \ case GEN_OFFSET: \ printf("#define SIZE_%-35s %ld\n", \ #Type, sizeof(Type)); \ break; \ case GEN_INDEX: \ printf("#define IDX_SIZE_%-35s %d\n", \ #Type, index++); \ break; \ case GEN_TABLE: \ printf("\tSIZE_%s,\n", #Type); \ break; \ } #define GEN_VALUE(String,Value) \ switch(gen_variant) { \ case GEN_OFFSET: \ printf("#define %-40s %d\n", #String, Value); \ break; \ case GEN_INDEX: \ printf("#define IDX_%-40s %d\n", #String, index++); \ break; \ case GEN_TABLE: \ printf("\t" #String ",\n"); \ break; \ } void gen_prologue(GEN_variant gen_variant) { const char *suffix; switch(gen_variant) { case GEN_OFFSET: suffix = ".h"; break; case GEN_INDEX: suffix = "Index.h"; break; case GEN_TABLE: suffix = ".cpp"; break; } printf("/*\n"); printf(" * JvmOffsets%s !!!DO NOT EDIT!!! \n", suffix); printf(" * The generateJvmOffsets program generates this file!\n"); printf(" */\n\n"); switch(gen_variant) { case GEN_OFFSET: case GEN_INDEX: break; case GEN_TABLE: printf("#include \"JvmOffsets.h\"\n"); printf("\n"); printf("int __JvmOffsets[] = {\n"); break; } } void gen_epilogue(GEN_variant gen_variant) { if (gen_variant != GEN_TABLE) { return; } printf("};\n\n"); return; } int generateJvmOffsets(GEN_variant gen_variant) { int index = 0; /* It is used to generate JvmOffsetsIndex.h */ int pointer_size = sizeof(void *); int data_model = (pointer_size == 4) ? PR_MODEL_ILP32 : PR_MODEL_LP64; gen_prologue(gen_variant); GEN_VALUE(DATA_MODEL, data_model); GEN_VALUE(POINTER_SIZE, pointer_size); #if defined(TIERED) GEN_VALUE(COMPILER, 3); #elif COMPILER1 GEN_VALUE(COMPILER, 1); #elif COMPILER2 GEN_VALUE(COMPILER, 2); #else GEN_VALUE(COMPILER, 0); #endif // COMPILER1 && COMPILER2 printf("\n"); GEN_OFFS(CollectedHeap, _reserved); GEN_OFFS(MemRegion, _start); GEN_OFFS(MemRegion, _word_size); GEN_SIZE(HeapWord); printf("\n"); GEN_OFFS(VMStructEntry, typeName); GEN_OFFS(VMStructEntry, fieldName); GEN_OFFS(VMStructEntry, address); GEN_SIZE(VMStructEntry); printf("\n"); GEN_VALUE(MAX_METHOD_CODE_SIZE, max_method_code_size); #if defined(sparc) || defined(__sparc) GEN_VALUE(OFFSET_interpreter_frame_method, 2 * pointer_size); /* L2 in saved window */ GEN_VALUE(OFFSET_interpreter_frame_sender_sp, 13 * pointer_size); /* I5 in saved window */ // Fake value for consistency. It is not going to be used. GEN_VALUE(OFFSET_interpreter_frame_bcp_offset, 0xFFFF); #elif defined(i386) || defined(__i386) || defined(__amd64) GEN_VALUE(OFFSET_interpreter_frame_sender_sp, -1 * pointer_size); GEN_VALUE(OFFSET_interpreter_frame_method, -3 * pointer_size); GEN_VALUE(OFFSET_interpreter_frame_bcp_offset, -7 * pointer_size); #endif GEN_OFFS(Klass, _name); GEN_OFFS(ConstantPool, _pool_holder); printf("\n"); GEN_VALUE(OFFSET_HeapBlockHeader_used, (int) offset_of(HeapBlock::Header, _used)); GEN_OFFS(oopDesc, _metadata); printf("\n"); GEN_VALUE(AccessFlags_NATIVE, JVM_ACC_NATIVE); GEN_VALUE(ConstMethod_has_linenumber_table, ConstMethod::_has_linenumber_table); GEN_OFFS(AccessFlags, _flags); GEN_OFFS(Symbol, _length); GEN_OFFS(Symbol, _body); printf("\n"); GEN_OFFS(Method, _constMethod); GEN_OFFS(Method, _constants); GEN_OFFS(Method, _access_flags); printf("\n"); GEN_OFFS(ConstMethod, _flags); GEN_OFFS(ConstMethod, _code_size); GEN_OFFS(ConstMethod, _name_index); GEN_OFFS(ConstMethod, _signature_index); printf("\n"); GEN_OFFS(CodeHeap, _memory); GEN_OFFS(CodeHeap, _segmap); GEN_OFFS(CodeHeap, _log2_segment_size); printf("\n"); GEN_OFFS(VirtualSpace, _low_boundary); GEN_OFFS(VirtualSpace, _high_boundary); GEN_OFFS(VirtualSpace, _low); GEN_OFFS(VirtualSpace, _high); printf("\n"); GEN_OFFS(CodeBlob, _name); GEN_OFFS(CodeBlob, _header_size); GEN_OFFS(CodeBlob, _content_offset); GEN_OFFS(CodeBlob, _code_offset); GEN_OFFS(CodeBlob, _data_offset); GEN_OFFS(CodeBlob, _frame_size); printf("\n"); GEN_OFFS(nmethod, _method); GEN_OFFS(nmethod, _oops_offset); GEN_OFFS(nmethod, _scopes_data_offset); GEN_OFFS(nmethod, _scopes_pcs_offset); GEN_OFFS(nmethod, _handler_table_offset); GEN_OFFS(nmethod, _deoptimize_offset); GEN_OFFS(nmethod, _orig_pc_offset); GEN_OFFS(PcDesc, _pc_offset); GEN_OFFS(PcDesc, _scope_decode_offset); printf("\n"); GEN_OFFS(NarrowPtrStruct, _base); GEN_OFFS(NarrowPtrStruct, _shift); printf("\n"); GEN_VALUE(SIZE_HeapBlockHeader, (int) sizeof(HeapBlock::Header)); GEN_SIZE(oopDesc); GEN_SIZE(ConstantPool); printf("\n"); GEN_SIZE(PcDesc); GEN_SIZE(Method); GEN_SIZE(ConstMethod); GEN_SIZE(nmethod); GEN_SIZE(CodeBlob); GEN_SIZE(BufferBlob); GEN_SIZE(SingletonBlob); GEN_SIZE(RuntimeStub); GEN_SIZE(SafepointBlob); gen_epilogue(gen_variant); printf("\n"); fflush(stdout); return 0; }