#include "generateJvmOffsets.h"

#define private public

#define protected public

#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/constMethodOop.hpp"

#include "oops/klass.hpp"

#include "oops/methodOop.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"

#define PR_MODEL_ILP32 1

#define PR_MODEL_LP64 2

#ifdef COMPILER1

#if defined(DEBUG) || defined(FASTDEBUG)

#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 %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_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, (int) offset_of(HeapBlock::Header, _used));

GEN_OFFS(oopDesc, _metadata);

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(Symbol, _length);

GEN_OFFS(Symbol, _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, _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(NarrowOopStruct, _base);

GEN_OFFS(NarrowOopStruct, _shift);

printf("\n");

GEN_VALUE(SIZE_HeapBlockHeader, (int) 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;

}