diff -r fd16c54261b3 -r 489c9b5090e2 hotspot/src/os/solaris/dtrace/generateJvmOffsets.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/hotspot/src/os/solaris/dtrace/generateJvmOffsets.cpp Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,272 @@ +/* + * Copyright 2003-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.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 + +#include +#include "incls/_precompiled.incl" +#include "incls/_vmStructs.cpp.incl" + +#ifdef COMPILER1 +#if defined(DEBUG) || defined(FASTDEBUG) + +/* + * 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 /* defined(DEBUG) || defined(FASTDEBUG) */ +#endif /* COMPILER1 */ + +#define GEN_OFFS(Type,Name) \ + switch(gen_variant) { \ + case GEN_OFFSET: \ + printf("#define OFFSET_%-33s %d\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 %d\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_bcx_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_bcx_offset, -7 * pointer_size); +#endif + + GEN_OFFS(Klass, _name); + GEN_OFFS(constantPoolOopDesc, _pool_holder); + printf("\n"); + + GEN_VALUE(OFFSET_HeapBlockHeader_used, offset_of(HeapBlock::Header, _used)); + GEN_OFFS(oopDesc, _klass); + printf("\n"); + + GEN_VALUE(AccessFlags_NATIVE, JVM_ACC_NATIVE); + GEN_VALUE(constMethodOopDesc_has_linenumber_table, constMethodOopDesc::_has_linenumber_table); + GEN_OFFS(AccessFlags, _flags); + GEN_OFFS(symbolOopDesc, _length); + GEN_OFFS(symbolOopDesc, _body); + printf("\n"); + + GEN_OFFS(methodOopDesc, _constMethod); + GEN_OFFS(methodOopDesc, _constants); + GEN_OFFS(methodOopDesc, _access_flags); + printf("\n"); + + GEN_OFFS(constMethodOopDesc, _flags); + GEN_OFFS(constMethodOopDesc, _code_size); + GEN_OFFS(constMethodOopDesc, _name_index); + GEN_OFFS(constMethodOopDesc, _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, _instructions_offset); + GEN_OFFS(CodeBlob, _data_offset); + GEN_OFFS(CodeBlob, _oops_offset); + GEN_OFFS(CodeBlob, _oops_length); + GEN_OFFS(CodeBlob, _frame_size); + printf("\n"); + + GEN_OFFS(nmethod, _method); + 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_VALUE(SIZE_HeapBlockHeader, sizeof(HeapBlock::Header)); + GEN_SIZE(oopDesc); + GEN_SIZE(constantPoolOopDesc); + printf("\n"); + + GEN_SIZE(PcDesc); + GEN_SIZE(methodOopDesc); + GEN_SIZE(constMethodOopDesc); + 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; +}