#ifndef __JAVA_JVM_H__
#define __JAVA_JVM_H__
#define __GCJ_JNI_IMPL__
#include <gcj/javaprims.h>
#include <java-assert.h>
#include <java-threads.h>
#include <java-gc.h>
#include <java/lang/Object.h>
#include <gcj/cni.h>
#include <gcj/field.h>
struct _Jv_VTable
{
#ifdef __ia64__
typedef struct { void *pc, *gp; } vtable_elt;
#else
typedef void *vtable_elt;
#endif
jclass clas;
void *gc_descr;
vtable_elt method[1];
#ifdef __ia64__
void *get_method(int i) { return &method[i]; }
void set_method(int i, void *fptr) { method[i] = *(vtable_elt *)fptr; }
void *get_finalizer()
{
return ((vtable_elt *)(get_method(0)))->pc;
}
#else
void *get_method(int i) { return method[i]; }
void set_method(int i, void *fptr) { method[i] = fptr; }
void *get_finalizer() { return get_method(0); }
#endif
static size_t vtable_elt_size() { return sizeof(vtable_elt); }
static jint idx_to_offset (int index)
{
return (2 * sizeof (void *)) + (index * vtable_elt_size ());
}
static _Jv_VTable *new_vtable (int count);
};
#define NUM_OBJECT_METHODS 5
struct _Jv_ArrayVTable : public _Jv_VTable
{
vtable_elt extra_method[NUM_OBJECT_METHODS - 1];
};
union _Jv_word
{
jobject o;
jint i; jfloat f;
jint ia[1]; void* p;
#if SIZEOF_VOID_P == 8
jlong l;
jdouble d;
#endif
jclass clazz;
jstring string;
struct _Jv_Field *field;
struct _Jv_Utf8Const *utf8;
struct _Jv_ResolvedMethod *rmethod;
};
union _Jv_word2
{
jint ia[2];
jlong l;
jdouble d;
};
struct _Jv_frame_info
{
void *addr;
#ifdef INTERPRETER
void *interp;
#endif // INTERPRETER
};
#define UTF8_GET(PTR, LIMIT) \
((PTR) >= (LIMIT) ? -1 \
: *(PTR) < 128 ? *(PTR)++ \
: (*(PTR)&0xE0) == 0xC0 && ((PTR)+=2)<=(LIMIT) && ((PTR)[-1]&0xC0) == 0x80 \
? (((PTR)[-2] & 0x1F) << 6) + ((PTR)[-1] & 0x3F) \
: (*(PTR) & 0xF0) == 0xE0 && ((PTR) += 3) <= (LIMIT) \
&& ((PTR)[-2] & 0xC0) == 0x80 && ((PTR)[-1] & 0xC0) == 0x80 \
? (((PTR)[-3]&0x0F) << 12) + (((PTR)[-2]&0x3F) << 6) + ((PTR)[-1]&0x3F) \
: ((PTR)++, -1))
extern int _Jv_strLengthUtf8(char* str, int len);
typedef struct _Jv_Utf8Const Utf8Const;
_Jv_Utf8Const *_Jv_makeUtf8Const (char *s, int len);
_Jv_Utf8Const *_Jv_makeUtf8Const (jstring string);
extern jboolean _Jv_equalUtf8Consts (_Jv_Utf8Const *, _Jv_Utf8Const *);
extern jboolean _Jv_equal (_Jv_Utf8Const *, jstring, jint);
extern jboolean _Jv_equaln (_Jv_Utf8Const *, jstring, jint);
#define StringClass java::lang::String::class$
namespace gcj
{
extern _Jv_Utf8Const *void_signature;
extern _Jv_Utf8Const *clinit_name;
extern _Jv_Utf8Const *init_name;
extern _Jv_Utf8Const *finit_name;
extern bool runtimeInitialized;
};
typedef void _Jv_FinalizerFunc (jobject);
void *_Jv_AllocObj (jsize size, jclass cl) __attribute__((__malloc__));
void *_Jv_AllocPtrFreeObj (jsize size, jclass cl) __attribute__((__malloc__));
void *_Jv_AllocArray (jsize size, jclass cl) __attribute__((__malloc__));
void *_Jv_AllocBytes (jsize size) __attribute__((__malloc__));
void *_Jv_AllocRawObj (jsize size) __attribute__((__malloc__));
void _Jv_ThrowNoMemory() __attribute__((__noreturn__));
void *_Jv_AllocTraceOne (jsize size );
void *_Jv_AllocTraceTwo (jsize size );
void _Jv_InitGC (void);
void _Jv_RegisterFinalizer (void *object, _Jv_FinalizerFunc *method);
void * _Jv_BuildGCDescr(jclass);
void *_Jv_MallocUnchecked (jsize size) __attribute__((__malloc__));
void _Jv_GCInitializeFinalizers (void (*notifier) (void));
void _Jv_RunFinalizers (void);
void _Jv_RunAllFinalizers (void);
void _Jv_RunGC (void);
void _Jv_DisableGC (void);
void _Jv_EnableGC (void);
void _Jv_GCRegisterDisappearingLink (jobject *objp);
jboolean _Jv_GCCanReclaimSoftReference (jobject obj);
long _Jv_GCTotalMemory (void);
long _Jv_GCFreeMemory (void);
void _Jv_GCSetInitialHeapSize (size_t size);
void _Jv_GCSetMaximumHeapSize (size_t size);
void _Jv_SetInitialHeapSize (const char *arg);
void _Jv_SetMaximumHeapSize (const char *arg);
extern "C" void JvRunMain (jclass klass, int argc, const char **argv);
void _Jv_RunMain (jclass klass, const char *name, int argc, const char **argv,
bool is_jar);
inline _Jv_VTable *
_Jv_VTable::new_vtable (int count)
{
size_t size = sizeof(_Jv_VTable) + (count - 1) * vtable_elt_size ();
return (_Jv_VTable *) _Jv_AllocBytes (size);
}
inline jint
_Jv_HashCode (jobject obj)
{
return (jint) ((unsigned long) obj % 0x7fffffff);
}
inline char *
_Jv_GetArrayElementFromElementType (jobject array,
jclass element_type)
{
char *elts;
if (element_type == JvPrimClass (byte))
elts = (char *) elements ((jbyteArray) array);
else if (element_type == JvPrimClass (short))
elts = (char *) elements ((jshortArray) array);
else if (element_type == JvPrimClass (int))
elts = (char *) elements ((jintArray) array);
else if (element_type == JvPrimClass (long))
elts = (char *) elements ((jlongArray) array);
else if (element_type == JvPrimClass (boolean))
elts = (char *) elements ((jbooleanArray) array);
else if (element_type == JvPrimClass (char))
elts = (char *) elements ((jcharArray) array);
else if (element_type == JvPrimClass (float))
elts = (char *) elements ((jfloatArray) array);
else if (element_type == JvPrimClass (double))
elts = (char *) elements ((jdoubleArray) array);
else
elts = (char *) elements ((jobjectArray) array);
return elts;
}
extern "C" void _Jv_ThrowBadArrayIndex (jint bad_index)
__attribute__((noreturn));
extern "C" void _Jv_ThrowNullPointerException (void)
__attribute__((noreturn));
extern "C" jobject _Jv_NewArray (jint type, jint size)
__attribute__((__malloc__));
extern "C" jobject _Jv_NewMultiArray (jclass klass, jint dims, ...)
__attribute__((__malloc__));
extern "C" void *_Jv_CheckCast (jclass klass, jobject obj);
extern "C" void *_Jv_LookupInterfaceMethod (jclass klass, Utf8Const *name,
Utf8Const *signature);
extern "C" void *_Jv_LookupInterfaceMethodIdx (jclass klass, jclass iface,
int meth_idx);
extern "C" void _Jv_CheckArrayStore (jobject array, jobject obj);
extern "C" void _Jv_RegisterClass (jclass klass);
extern "C" void _Jv_RegisterClasses (jclass *classes);
extern "C" void _Jv_RegisterResource (void *vptr);
extern void _Jv_UnregisterClass (_Jv_Utf8Const*, java::lang::ClassLoader*);
extern void _Jv_ResolveField (_Jv_Field *, java::lang::ClassLoader*);
extern jclass _Jv_FindClass (_Jv_Utf8Const *name,
java::lang::ClassLoader *loader);
extern jclass _Jv_FindClassFromSignature (char *,
java::lang::ClassLoader *loader);
extern void _Jv_GetTypesFromSignature (jmethodID method,
jclass declaringClass,
JArray<jclass> **arg_types_out,
jclass *return_type_out);
extern jobject _Jv_CallAnyMethodA (jobject obj, jclass return_type,
jmethodID meth, jboolean is_constructor,
JArray<jclass> *parameter_types,
jobjectArray args);
union jvalue;
extern jthrowable _Jv_CallAnyMethodA (jobject obj,
jclass return_type,
jmethodID meth,
jboolean is_constructor,
JArray<jclass> *parameter_types,
jvalue *args,
jvalue *result);
extern jobject _Jv_NewMultiArray (jclass, jint ndims, jint* dims)
__attribute__((__malloc__));
extern "C"
{
jint _Jv_divI (jint, jint);
jint _Jv_remI (jint, jint);
jlong _Jv_divJ (jlong, jlong);
jlong _Jv_remJ (jlong, jlong);
}
extern char *_Jv_ThisExecutable (void);
extern void _Jv_ThisExecutable (const char *);
void *_Jv_FindSymbolInExecutable (const char *);
extern void _Jv_JNI_Init (void);
_Jv_JNIEnv *_Jv_GetCurrentJNIEnv ();
void _Jv_SetCurrentJNIEnv (_Jv_JNIEnv *);
struct _Jv_JavaVM;
_Jv_JavaVM *_Jv_GetJavaVM ();
bool _Jv_VerifyFieldSignature (_Jv_Utf8Const*sig);
bool _Jv_VerifyMethodSignature (_Jv_Utf8Const*sig);
bool _Jv_VerifyClassName (unsigned char* ptr, _Jv_ushort length);
bool _Jv_VerifyClassName (_Jv_Utf8Const *name);
bool _Jv_VerifyIdentifier (_Jv_Utf8Const *);
bool _Jv_ClassNameSamePackage (_Jv_Utf8Const *name1, _Jv_Utf8Const *name2);
#ifdef ENABLE_JVMPI
#include "jvmpi.h"
extern void (*_Jv_JVMPI_Notify_OBJECT_ALLOC) (JVMPI_Event *event);
extern void (*_Jv_JVMPI_Notify_THREAD_START) (JVMPI_Event *event);
extern void (*_Jv_JVMPI_Notify_THREAD_END) (JVMPI_Event *event);
#endif
#endif