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/*
* File: src/interpreter.c
* Project: JAmiga
*
* Copyright (C) 2003-2004 Peter Werno
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Peter Werno
* Alpenroderstr. 26
* 65936 Frankfurt
* Germany
*
* info -at- jamiga -dot- org
*/

/*
* This file implements the Java Bytecode interpreter
*/

#include "config.h"
#include "interpreter.h"
#include "class.h"
#include "jnienv.h"
#include "jni.h"
#include "runtime.h"
#include "mnemonics.h"

int debug=1;
extern int lockCount;

/**
* This method raises an exception into the current environment
*
* @param env (JNIEnv *) the environment
* @param clName (const char *) the name of the exception class
* @param info (const char *) additional information
*/
void RaiseException(JNIEnv *env, const char *clName, const char *info) {
jclass clazz = (*env)->FindClass(env, clName);
JA_DEBUG("Raising exception: %s %s\n", clName, info != NULL ? info :"[null info]");
if(!clazz) {
JA_DEBUG("Couldn't raise exception: %s %s\n", clName, info != NULL ? info :"[null info]");
return;
}
(*env)->ThrowNew(env, clazz, info);
}

/**
* This method pushes a value from an instance field onto the stack
*
* @param env (JNIEnv *) the environment
* @param method (struct MethodInfo *) method
* @param frame (struct MethodFrame *) the frame
* @param fieldDesc (int) a link into the constPool describing the field
*/
void Jop_GetField(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame, int fieldDesc) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *clInfo = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
struct ConstPoolRefContent *refCP;
struct ConstPoolClassContent *classCP;
struct ConstPoolNameAndTypeContent *nameAndTypeCP;
struct ObjectInfo *objInf;
struct FieldInfo *fieldRef;
jclass clazz;
jobject obj;
int i;
unsigned long *addr;

if((fieldDesc <= 0) || (fieldDesc >= clInfo->constPoolCount) ||
(clInfo->constPool[fieldDesc].type != CONSTPOOL_TYPE_FIELDREF)) {
JA_DEBUG("Interpreter.exception.1\n");
RaiseException(env, "java/lang/ClassFormatError", "Constant Pool Access out of range");
return;
}
refCP = (struct ConstPoolRefContent *)clInfo->constPool[fieldDesc].content;

if(!refCP->reference) {
struct ClassInfo *clInf;

// Obtain reference if it wasn't there before!
if((refCP->classIndex <= 0) || (refCP->classIndex >= clInfo->constPoolCount) || (clInfo->constPool[refCP->classIndex].type != CONSTPOOL_TYPE_CLASS) ||
(refCP->nameAndTypeIndex <= 0) || (refCP->nameAndTypeIndex >= clInfo->constPoolCount) || (clInfo->constPool[refCP->nameAndTypeIndex].type != CONSTPOOL_TYPE_NAMEANDTYPE)) {
JA_DEBUG("Interpreter.exception.2\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}
classCP = (struct ConstPoolClassContent *)clInfo->constPool[refCP->classIndex].content;
nameAndTypeCP = (struct ConstPoolNameAndTypeContent *)clInfo->constPool[refCP->nameAndTypeIndex].content;
if(!classCP || (classCP->nameIndex <= 0) || (classCP->nameIndex >= clInfo->constPoolCount) || (clInfo->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
!nameAndTypeCP || (nameAndTypeCP->nameIndex <= 0) || (nameAndTypeCP->nameIndex >= clInfo->constPoolCount) || (clInfo->constPool[nameAndTypeCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
(nameAndTypeCP->descriptorIndex <= 0) || (nameAndTypeCP->descriptorIndex >= clInfo->constPoolCount) || (clInfo->constPool[nameAndTypeCP->descriptorIndex].type != CONSTPOOL_TYPE_UTF8)) {
JA_DEBUG("Interpreter.exception.3\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}

clazz = (*env)->FindClass(env, (char *)clInfo->constPool[classCP->nameIndex].content);
if(!classCP->clInfo) {
classCP->clInfo = GetHeapAddress(*vm, (HEAPHANDLE)clazz);
}
clInf = GetHeapAddress(*vm, (HEAPHANDLE)clazz);
while(!refCP->reference) {
for(i=0; i<clInf->instanceVarCount; i++) {
// if(!strcmp(clInf->instanceVars[i].name, (char *)clInfo->constPool[nameAndTypeCP->nameIndex].content) &&
// !strcmp(clInf->instanceVars[i].type, (char *)clInfo->constPool[nameAndTypeCP->descriptorIndex].content)) {
if(clInf->instanceVars[i].entityID == nameAndTypeCP->entityID) {
refCP->reference = &(clInf->instanceVars[i]);
break;
}
}
if(!refCP->reference) {
if(clInf->superClass) {
clInf = GetHeapAddress(*vm, clInf->superClass);
}
else break;
}
}
}
fieldRef = (struct FieldInfo *)refCP->reference;
obj = (jobject)frame->stack[--frame->stackPointer];
if(obj == NULL) {
JA_DEBUG("Interpreter.exception.3\n");
RaiseException(env, "java/lang/NullPointerException", NULL);
return;

}
objInf = LockHeapMem(*vm, (HEAPHANDLE)obj);
addr = ((unsigned long *)((int)objInf + objInf->instanceVarStart + fieldRef->position));
switch(fieldRef->type[0]) {
case 'Z':
frame->stack[frame->stackPointer++] = *addr==JNI_TRUE?JNI_TRUE:JNI_FALSE;
break;
case 'B':
frame->stack[frame->stackPointer++] = (signed long)((signed char)(*addr));
break;
case 'C':
frame->stack[frame->stackPointer++] = *addr & 0x0000FFFF;
break;
case 'S':
frame->stack[frame->stackPointer++] = (signed long)((signed short)(*addr));
break;
case 'I':
case 'L':
case '[':
case 'F':
frame->stack[frame->stackPointer++] = *addr;
break;

case 'J':
case 'D':
frame->stack[frame->stackPointer++] = *addr++;
frame->stack[frame->stackPointer++] = *addr;
break;
}

UnlockHeapMem(*vm, (HEAPHANDLE)obj);
}

/**
* This method puts a value into an instance field
*
* @param env (JNIEnv *) the environment
* @paran method (struct MethodInfo *) the method that is currntly run
* @param frame (struct MethodFrame *) the frame containing the data
* @param fieldDesc (int) a link into the constPool describing the field
*/
void Jop_PutField(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame, int fieldDesc) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *clInfo = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
struct ConstPoolRefContent *refCP;
struct ConstPoolClassContent *classCP;
struct ConstPoolNameAndTypeContent *nameAndTypeCP;
struct ObjectInfo *objInf;
struct FieldInfo *fieldRef;
jclass clazz;
jobject obj;
int i;
unsigned long *addr;

if((fieldDesc <= 0) || (fieldDesc >= clInfo->constPoolCount) ||
(clInfo->constPool[fieldDesc].type != CONSTPOOL_TYPE_FIELDREF)) {
JA_DEBUG("Interpreter.exception.4\n");
RaiseException(env, "java/lang/VirtualMachineError", "Constant Pool Access out of range");
return;
}

refCP = (struct ConstPoolRefContent *)clInfo->constPool[fieldDesc].content;
if(!refCP->reference) {
struct ClassInfo *clInf;

// Obtain reference if it wasn't there before!
if((refCP->classIndex <= 0) || (refCP->classIndex >= clInfo->constPoolCount) || (clInfo->constPool[refCP->classIndex].type != CONSTPOOL_TYPE_CLASS) ||
(refCP->nameAndTypeIndex <= 0) || (refCP->nameAndTypeIndex >= clInfo->constPoolCount) || (clInfo->constPool[refCP->nameAndTypeIndex].type != CONSTPOOL_TYPE_NAMEANDTYPE)) {
JA_DEBUG("Interpreter.exception.5\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}
classCP = (struct ConstPoolClassContent *)clInfo->constPool[refCP->classIndex].content;
nameAndTypeCP = (struct ConstPoolNameAndTypeContent *)clInfo->constPool[refCP->nameAndTypeIndex].content;
if(!classCP || (classCP->nameIndex <= 0) || (classCP->nameIndex >= clInfo->constPoolCount) || (clInfo->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
!nameAndTypeCP || (nameAndTypeCP->nameIndex <= 0) || (nameAndTypeCP->nameIndex >= clInfo->constPoolCount) || (clInfo->constPool[nameAndTypeCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
(nameAndTypeCP->descriptorIndex <= 0) || (nameAndTypeCP->descriptorIndex >= clInfo->constPoolCount) || (clInfo->constPool[nameAndTypeCP->descriptorIndex].type != CONSTPOOL_TYPE_UTF8)) {
JA_DEBUG("Interpreter.exception.6\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}

clazz = (*env)->FindClass(env, (char *)clInfo->constPool[classCP->nameIndex].content);
if(!classCP->clInfo) {
classCP->clInfo = GetHeapAddress(*vm, (HEAPHANDLE)clazz);
}
clInf = GetHeapAddress(*vm, (HEAPHANDLE)clazz);
while(!refCP->reference) {
for(i=0; i<clInf->instanceVarCount; i++) {
if(!strcmp(clInf->instanceVars[i].name, (char *)clInfo->constPool[nameAndTypeCP->nameIndex].content) &&
!strcmp(clInf->instanceVars[i].type, (char *)clInfo->constPool[nameAndTypeCP->descriptorIndex].content)) {
// if(clInf->instanceVars[i].entityID == nameAndTypeCP->entityID) {
refCP->reference = &(clInf->instanceVars[i]);
break;
}
}
if(!refCP->reference) {
if(clInf->superClass) {
clInf = GetHeapAddress(*vm, clInf->superClass);
}
else break;
}
}
}
fieldRef = (struct FieldInfo *)refCP->reference;
if((fieldRef->type[0] == 'J') || (fieldRef->type[0] == 'D'))
obj = (jobject)frame->stack[frame->stackPointer-3];
else
obj = (jobject)frame->stack[frame->stackPointer-2];
objInf = LockHeapMem(*vm, (HEAPHANDLE)obj);
addr = ((unsigned long *)((int)objInf + objInf->instanceVarStart + fieldRef->position));
switch(fieldRef->type[0]) {
case 'Z':
case 'B':
case 'C':
case 'S':
case 'I':
case 'L':
case '[':
case 'F':
*addr = (unsigned long)frame->stack[frame->stackPointer-1];
frame->stackPointer-=2;
break;

case 'J':
case 'D':
*addr++ = (unsigned long)frame->stack[frame->stackPointer-2];
*addr = (unsigned long)frame->stack[frame->stackPointer-1];
frame->stackPointer-=3;
break;
}

UnlockHeapMem(*vm, (HEAPHANDLE)obj);
}

/**
* This method pushes a value from a static field onto the stack
*
* @param env (JNIEnv *) the environment
* @param method (struct MethodInfo *) method
* @param frame (struct MethodFrame *) the frame
* @param fieldDesc (int) a link into the constPool describing the field
*/
void Jop_GetStatic(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame, int fieldDesc) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *clInfo = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
struct ConstPoolRefContent *refCP;
struct ConstPoolClassContent *classCP;
struct ConstPoolNameAndTypeContent *nameAndTypeCP;
struct FieldInfo *fieldRef;
jclass clazz;
int i;
//JA_DEBUG("Looking at %s\n", clInfo->className);
if((fieldDesc <= 0) || (fieldDesc >= clInfo->constPoolCount) || (clInfo->constPool[fieldDesc].type != CONSTPOOL_TYPE_FIELDREF)) {
JA_DEBUG("Interpreter.exception.7\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}
// assume everything else is correct for now
refCP = (struct ConstPoolRefContent *)clInfo->constPool[fieldDesc].content;
if(!refCP->reference) {
struct ClassInfo *clInf;

if((refCP->classIndex <= 0) || (refCP->classIndex >= clInfo->constPoolCount) || (clInfo->constPool[refCP->classIndex].type != CONSTPOOL_TYPE_CLASS) || !clInfo->constPool[refCP->classIndex].content ||
(refCP->nameAndTypeIndex <= 0) || (refCP->nameAndTypeIndex >= clInfo->constPoolCount) || (clInfo->constPool[refCP->nameAndTypeIndex].type != CONSTPOOL_TYPE_NAMEANDTYPE) || !clInfo->constPool[refCP->nameAndTypeIndex].content) {
JA_DEBUG("Interpreter.exception.8\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}

classCP = (struct ConstPoolClassContent *)clInfo->constPool[refCP->classIndex].content;
nameAndTypeCP = (struct ConstPoolNameAndTypeContent *)clInfo->constPool[refCP->nameAndTypeIndex].content;

if((classCP->nameIndex <= 0) || (classCP->nameIndex >= clInfo->constPoolCount) || (clInfo->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) || !clInfo->constPool[classCP->nameIndex].content ||
(nameAndTypeCP->nameIndex <= 0) || (nameAndTypeCP->nameIndex >= clInfo->constPoolCount) || (clInfo->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) || !clInfo->constPool[nameAndTypeCP->nameIndex].content ||
(nameAndTypeCP->descriptorIndex <= 0) || (nameAndTypeCP->descriptorIndex >= clInfo->constPoolCount) || (clInfo->constPool[nameAndTypeCP->descriptorIndex].type != CONSTPOOL_TYPE_UTF8) || !clInfo->constPool[nameAndTypeCP->descriptorIndex].content) {
JA_DEBUG("Interpreter.exception.9\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}

clazz = (*env)->FindClass(env, (char *)clInfo->constPool[classCP->nameIndex].content);
if(!classCP->clInfo) {
classCP->clInfo = GetHeapAddress(*vm, (HEAPHANDLE)clazz);
if(!(classCP->clInfo->status & CLASS_STATUS_INITIALIZED)) InitializeClass(env, clazz);
}
clInf = GetHeapAddress(*vm, (HEAPHANDLE)clazz);
if(clInf == NULL) {
RaiseException(env, "java/lang/ClassNotFoundException", NULL);
return;
}
while(!refCP->reference) {
for(i=0; i<clInf->classVarCount; i++) {
if(!strcmp(clInf->classVars[i].name, (char *)clInfo->constPool[nameAndTypeCP->nameIndex].content) &&
!strcmp(clInf->classVars[i].type, (char *)clInfo->constPool[nameAndTypeCP->descriptorIndex].content)) {
// if(clInf->instanceVars[i].entityID == nameAndTypeCP->entityID) {
refCP->reference = &(clInf->classVars[i]);
break;
}
}
if(!refCP->reference) {
if(clInf->superClass) {
InitializeClass(env, clInf->superClass);
clInf = GetHeapAddress(*vm, clInf->superClass);
}
else break;
}
}

}
fieldRef = (struct FieldInfo *)refCP->reference;

switch(fieldRef->type[0]) {
case 'Z':
frame->stack[frame->stackPointer++] = (signed long)fieldRef->value.z;
break;
case 'B':
frame->stack[frame->stackPointer++] = (signed long)fieldRef->value.b;
break;
case 'C':
frame->stack[frame->stackPointer++] = fieldRef->value.c;
break;
case 'S':
frame->stack[frame->stackPointer++] = (signed long)fieldRef->value.s;
break;
case 'I':
case 'L':
case '[':
case 'F':
frame->stack[frame->stackPointer++] = fieldRef->value.i;
break;

case 'J':
case 'D':
frame->stack[frame->stackPointer++] = (unsigned long)(fieldRef->value.j>>32L);
frame->stack[frame->stackPointer++] = (unsigned long)(fieldRef->value.j);
break;
}
}

/**
* This method puts a value into a static field
*
* @param env (JNIEnv *) the environment
* @paran method (struct MethodInfo *) the method that is currntly run
* @param frame (struct MethodFrame *) the frame containing the data
* @param fieldDesc (int) a link into the constPool describing the field
*/
void Jop_PutStatic(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame, int fieldDesc) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *clInfo = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
struct ConstPoolRefContent *refCP;
struct ConstPoolClassContent *classCP;
struct ConstPoolNameAndTypeContent *nameAndTypeCP;
struct FieldInfo *fieldRef;
jclass clazz;
int i;

if((fieldDesc <= 0) || (fieldDesc >= clInfo->constPoolCount) || (clInfo->constPool[fieldDesc].type != CONSTPOOL_TYPE_FIELDREF)) {
JA_DEBUG("Interpreter.exception.10\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}
// assume everything else is correct for now
refCP = (struct ConstPoolRefContent *)clInfo->constPool[fieldDesc].content;
if(!refCP->reference) {
struct ClassInfo *clInf;

if((refCP->classIndex <= 0) || (refCP->classIndex >= clInfo->constPoolCount) || (clInfo->constPool[refCP->classIndex].type != CONSTPOOL_TYPE_CLASS) || !clInfo->constPool[refCP->classIndex].content ||
(refCP->nameAndTypeIndex <= 0) || (refCP->nameAndTypeIndex >= clInfo->constPoolCount) || (clInfo->constPool[refCP->nameAndTypeIndex].type != CONSTPOOL_TYPE_NAMEANDTYPE) || !clInfo->constPool[refCP->nameAndTypeIndex].content) {
JA_DEBUG("Interpreter.exception.11\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}

classCP = (struct ConstPoolClassContent *)clInfo->constPool[refCP->classIndex].content;
nameAndTypeCP = (struct ConstPoolNameAndTypeContent *)clInfo->constPool[refCP->nameAndTypeIndex].content;

if((classCP->nameIndex <= 0) || (classCP->nameIndex >= clInfo->constPoolCount) || (clInfo->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) || !clInfo->constPool[classCP->nameIndex].content ||
(nameAndTypeCP->nameIndex <= 0) || (nameAndTypeCP->nameIndex >= clInfo->constPoolCount) || (clInfo->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) || !clInfo->constPool[nameAndTypeCP->nameIndex].content ||
(nameAndTypeCP->descriptorIndex <= 0) || (nameAndTypeCP->descriptorIndex >= clInfo->constPoolCount) || (clInfo->constPool[nameAndTypeCP->descriptorIndex].type != CONSTPOOL_TYPE_UTF8) || !clInfo->constPool[nameAndTypeCP->descriptorIndex].content) {
JA_DEBUG("Interpreter.exception.12\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}

clazz = (*env)->FindClass(env, (char *)clInfo->constPool[classCP->nameIndex].content);
if(!classCP->clInfo) {
classCP->clInfo = GetHeapAddress(*vm, (HEAPHANDLE)clazz);
if(!(classCP->clInfo->status & CLASS_STATUS_INITIALIZED)) InitializeClass(env, clazz);
}
clInf = GetHeapAddress(*vm, (HEAPHANDLE)clazz);
while(!refCP->reference) {
for(i=0; i<clInf->classVarCount; i++) {
if(!strcmp(clInf->classVars[i].name, (char *)clInfo->constPool[nameAndTypeCP->nameIndex].content) &&
!strcmp(clInf->classVars[i].type, (char *)clInfo->constPool[nameAndTypeCP->descriptorIndex].content)) {
// if(clInf->instanceVars[i].entityID == nameAndTypeCP->entityID) {
refCP->reference = &(clInf->classVars[i]);
break;
}
}
if(!refCP->reference) {
if(clInf->superClass) {
InitializeClass(env, clInf->superClass);
clInf = GetHeapAddress(*vm, clInf->superClass);
}
else break;
}
}
}
fieldRef = (struct FieldInfo *)refCP->reference;

switch(fieldRef->type[0]) {
case 'Z':
fieldRef->value.z = (frame->stack[--frame->stackPointer]?JNI_TRUE:JNI_FALSE);
break;
case 'B':
fieldRef->value.b = frame->stack[--frame->stackPointer];
break;
case 'C':
fieldRef->value.c = frame->stack[--frame->stackPointer];
break;
case 'S':
fieldRef->value.s = frame->stack[--frame->stackPointer];
break;
case 'I':
case 'L':
case '[':
case 'F':
fieldRef->value.i = frame->stack[--frame->stackPointer];
break;

case 'J':
case 'D':

fieldRef->value.j = ((unsigned long long *)(&frame->stack[frame->stackPointer-2]))[0];
frame->stackPointer-=2;
break;
}
}

/**
* Thie method loads data from the constant pool to the stack
*
* @param env (JNIEnv *) the environment
* @param method (struct MethodInfo *) the method
* @param frame (struct MethodFrame *) the frame
* @param index (int) the index into the const pool
* @param type (int) 1 = 32bit, 2 = 64 bit
*/
void LoadDataFromConstPool(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame, int index, int type) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *clazz = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
struct ConstPoolStringContent *strCP;
struct ConstPoolIntegerContent *intCP;
struct ConstPoolLongContent *longCP;
jstring string;

// First, check if index is consistent
if((index <= 0) || (index >= clazz->constPoolCount)) {
JA_DEBUG("Interpreter.exception.13\n");
RaiseException(env, "java/lang/VirtualMachineError", "Constant Pool Access out of range");
return;
}

switch(clazz->constPool[index].type) {
case CONSTPOOL_TYPE_INTEGER:
case CONSTPOOL_TYPE_FLOAT:
if(type != 1) {
JA_DEBUG("Interpreter.exception.14\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}
intCP = (struct ConstPoolIntegerContent *)clazz->constPool[index].content;
frame->stack[frame->stackPointer++] = intCP->intValue;
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.15\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
return;

case CONSTPOOL_TYPE_LONG:
case CONSTPOOL_TYPE_DOUBLE:
if(type != 2) {
JA_DEBUG("Interpreter.exception.16\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}
longCP = (struct ConstPoolLongContent *)clazz->constPool[index].content;
if(frame->stackPointer+2 >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.17\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer++] = (unsigned long)(longCP->longValue>>32L);
frame->stack[frame->stackPointer++] = (unsigned long)(longCP->longValue);
}
return;

case CONSTPOOL_TYPE_STRING:
/**
* CONSTPOOL_TYPE_CLASS is the same as STRING (atleast according to jamvm)
* This does make sense, since a class in a template<T> shouod prolly be a string.
*/
case CONSTPOOL_TYPE_CLASS:
if(type != 1) {
JA_DEBUG("Interpreter.exception.18\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
return;
}
strCP = (struct ConstPoolStringContent *)clazz->constPool[index].content;
index = strCP->stringIndex;
if((index <= 0) || (index >= clazz->constPoolCount)) {
JA_DEBUG("Interpreter.exception.19\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}
if(clazz->constPool[index].type != CONSTPOOL_TYPE_UTF8) {
JA_DEBUG("Interpreter.exception.20\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}
// COME BACK: shold it be NewStringUTF here?
string = (*env)->NewStringUTF(env, (char *)clazz->constPool[index].content);
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.21\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stack[frame->stackPointer++] = (unsigned long)string;
return;
}
JA_DEBUG("Interpreter.exception.22 Type: %d Index: %x Argtype: %d\n",clazz->constPool[index].type, index, type);
RaiseException(env, "java/lang/ClassFormatError", NULL);
}

/**
* This method returns the content of an array at a given position
*
* @param env (JNIEnv *) the environment
* @param array (jintArray) the array
* @param index (int) the position in the array
* @return the array content
*/
unsigned long Jop_ArrayLoad(JNIEnv *env, jarray array, int index) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ArrayObjectInfo *arrInf = (struct ArrayObjectInfo *)LockHeapMem(*vm, (HEAPHANDLE)array);
unsigned long retVal = 0;
assert(arrInf != NULL);
if((index < 0) || (index >= arrInf->arrayLength)) {
JA_DEBUG("Interpreter.exception.23 (%ld, %ld)\n", index, arrInf->arrayLength);
RaiseException(env, "java/lang/ArrayIndexOutOfBoundsException", NULL);
return retVal;
}

switch(arrInf->flags) {
case ARRAY_TYPE_REF:
case ARRAY_TYPE_FLOAT:
case ARRAY_TYPE_INT:
retVal = ((signed long *)((int)arrInf + arrInf->arrayStartOffset))[index];
break;

case ARRAY_TYPE_BOOLEAN:
case ARRAY_TYPE_BYTE:
retVal = (signed long)(((signed char *)((int)arrInf + arrInf->arrayStartOffset))[index]);
break;

case ARRAY_TYPE_CHAR:
retVal = ((unsigned short *)((int)arrInf + arrInf->arrayStartOffset))[index];
break;

case ARRAY_TYPE_SHORT:
retVal = (signed long)(((signed short *)((int)arrInf + arrInf->arrayStartOffset))[index]);
break;

default:
JA_DEBUG("Interpreter.exception.24\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
break;
}

UnlockHeapMem(*vm, (HEAPHANDLE)array);
return retVal;
}

/**
* This method returns the content of an array at a given position where
* the array elements are 64bit wide
*
* @param env (JNIEnv *) the environment
* @param array (jintArray) the array
* @param index (int) the position in the array
* @return the array content
*/
unsigned long long Jop_ArrayLoad64(JNIEnv *env, jarray array, int index) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ArrayObjectInfo *arrInf = (struct ArrayObjectInfo *)LockHeapMem(*vm, (HEAPHANDLE)array);
unsigned long long retVal = 0;

if((index < 0) || (index >= arrInf->arrayLength)) {
JA_DEBUG("Interpreter.exception.25\n");
RaiseException(env, "java/lang/ArrayIndexOutOfBoundsException", NULL);
return retVal;
}
/*
#define ARRAY_TYPE_REF 0x0001
#define ARRAY_TYPE_NATIVE 0x1000
#define ARRAY_TYPE_BOOLEAN 0x1002
#define ARRAY_TYPE_BYTE 0x1004
#define ARRAY_TYPE_CHAR 0x1006
#define ARRAY_TYPE_SHORT 0x1008
#define ARRAY_TYPE_INT 0x100A
#define ARRAY_TYPE_LONG 0x100C
#define ARRAY_TYPE_FLOAT 0x100E
#define ARRAY_TYPE_DOUBLE 0x1010


*/
switch(arrInf->flags) {
case ARRAY_TYPE_LONG:
case ARRAY_TYPE_DOUBLE:
retVal = ((unsigned long long *)((int)arrInf + arrInf->arrayStartOffset))[index];
break;

default:
JA_DEBUG("Interpreter.exception.26 arrInf->flags=%hx\n", arrInf->flags);
retVal = ((unsigned long long *)((int)arrInf + arrInf->arrayStartOffset))[index];

//RaiseException(env, "java/lang/ClassFormatError", NULL);
break;
}

UnlockHeapMem(*vm, (HEAPHANDLE)array);
return retVal;
}

/**
* This method stores a value in an array at a given position
*
* @param env (JNIEnv *) the environment
* @param array (jintArray) the array
* @param index (int) the position in the array
* @param value (unsigned long) the new value
*/
void Jop_ArrayStore(JNIEnv *env, jarray array, int index, unsigned long value) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ArrayObjectInfo *arrInf = (struct ArrayObjectInfo *)LockHeapMem(*vm, (HEAPHANDLE)array);

if((index < 0) || (index >= arrInf->arrayLength)) {
JA_DEBUG("Interpreter.exception.27\n");
RaiseException(env, "java/lang/ArrayIndexOutOfBoundsException", NULL);
return;
}

switch(arrInf->flags) {
case ARRAY_TYPE_REF:
case ARRAY_TYPE_FLOAT:
case ARRAY_TYPE_INT:
((signed long *)((int)arrInf + arrInf->arrayStartOffset))[index] = (signed long)value;
break;

case ARRAY_TYPE_BOOLEAN:
case ARRAY_TYPE_BYTE:
((signed char *)((int)arrInf + arrInf->arrayStartOffset))[index] = (signed char)value;
break;

case ARRAY_TYPE_CHAR:
((unsigned short *)((int)arrInf + arrInf->arrayStartOffset))[index] = (unsigned short)value;
break;

case ARRAY_TYPE_SHORT:
((signed short *)((int)arrInf + arrInf->arrayStartOffset))[index] = (signed short)value;
break;

default:
JA_DEBUG("Interpreter.exception.28\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
break;
}

UnlockHeapMem(*vm, (HEAPHANDLE)array);
}

/**
* This method stores a value in an array at a given position where
* the array elements are 64bit wide
*
* @param env (JNIEnv *) the environment
* @param array (jintArray) the array
* @param index (int) the position in the array
* @param value (unsigned long long) the new value
*/
void Jop_ArrayStore64(JNIEnv *env, jarray array, int index, unsigned long long value) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ArrayObjectInfo *arrInf = (struct ArrayObjectInfo *)LockHeapMem(*vm, (HEAPHANDLE)array);

if((index < 0) || (index >= arrInf->arrayLength)) {
JA_DEBUG("Interpreter.exception.29\n");
RaiseException(env, "java/lang/ArrayIndexOutOfBoundsException", NULL);
return;
}

switch(arrInf->flags) {
case ARRAY_TYPE_LONG:
case ARRAY_TYPE_DOUBLE:
((unsigned long long *)((int)arrInf + arrInf->arrayStartOffset))[index] = value;
break;

default:
JA_DEBUG("Interpreter.exception.30\n");
((unsigned long long *)((int)arrInf + arrInf->arrayStartOffset))[index] = value;
//RaiseException(env, "java/lang/ClassFormatError", NULL);
break;
}

UnlockHeapMem(*vm, (HEAPHANDLE)array);
}

float fround(float value) {
return (float)((int)value);
}

double dround(double value) {
return (double)((signed long long)value);
}

/**
* Rounds a float to the nearest int, with a tendency towards even numbers
*
* @param value (float)
* @return the rounded value (float)
*/
float fintof(float value) {
float val = value + 0.5;
float val2;
if(fround(val) == value) {
val2 = val/2;
if(fround(val2)*2 == val)
return val;
else
return val-1.0;
}
else return val;
}

/**
* This method calculates the result of the "frem" opcode
*
* @param env (JNIEnv *) the environment
* @param value1 (float) the first value
* @param value2 (float) the second value
* @return the result (frem -> float)
*/
float Jop_Frem(JNIEnv *env, float value1, float value2) {
return value1 - (fintof(value1 / value2) * value1);
}

/**
* Rounds a double to the nearest int, with a tendency towards even numbers
*
* @param value (double)
* @return the rounded value (double)
*/
double dintof(double value) {
double val = value + 0.5;
double val2;
if(dround(val) == value) {
val2 = val/2;
if(dround(val2)*2 == val)
return val;
else
return val-1.0;
}
else return val;
}

/**
* This method calculates the result of the "drem" opcode
*
* @param env (JNIEnv *) the environment
* @param value1 (double) the first value
* @param value2 (double) the second value
* @return the result (drem -> double)
*/
double Jop_Drem(JNIEnv *env, double value1, double value2) {
return value2 - (dintof(value1 / value2) *value1);
}

/**
* This method obtains a method structure and creates a new frame
* for its execution
*
* @param env (JNIEnv *)
* @param method (struct MethodInfo *) the currently running method
* @param frame (struct MethodFrame *) the active frame
* @param index (int) the index into the const pool
* @return the new method's frame
*/
struct MethodFrame *Jop_InvokeVirtual(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame, int index) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *mthClass = (struct ClassInfo *)GetHeapAddress(*vm, (HEAPHANDLE)method->clazz);
struct ConstPoolRefContent *cpRef;
struct ConstPoolClassContent *classCP = NULL;
struct ConstPoolNameAndTypeContent *nameAndTypeCP = NULL;
jclass clazz;
struct MethodInfo *searchMethod;
struct MethodInfo *newMethod = NULL;
jobject obj;
struct MethodFrame *newFrame;
struct ObjectInfo *objInf;
struct ClassInfo *objClInfOrig;
struct ClassInfo *objClInfo;

int min, pos, max, verbose = 0;

verbose = IsVerboseEnabled(env, VERBOSE_JNI, NULL);

if((!mthClass) || (index <= 0) || (index >= mthClass->constPoolCount)) {
JA_DEBUG("Interpreter.exception.31\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}
if((mthClass->constPool[index].type != CONSTPOOL_TYPE_METHODREF) &&
(mthClass->constPool[index].type != CONSTPOOL_TYPE_INTERFACEMETHODREF)) {
JA_DEBUG("Interpreter.exception.32\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

// Obtain ref object
cpRef = (struct ConstPoolRefContent *)mthClass->constPool[index].content;
if(!cpRef) {
JA_DEBUG("Interpreter.exception.33\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

// If method reference wasn't initialized, do so now!!
if(!cpRef->reference) {
if((cpRef->classIndex <= 0) || (cpRef->classIndex >= mthClass->constPoolCount) || (mthClass->constPool[cpRef->classIndex].type != CONSTPOOL_TYPE_CLASS) ||
(cpRef->nameAndTypeIndex <= 0) || (cpRef->nameAndTypeIndex >= mthClass->constPoolCount) || (mthClass->constPool[cpRef->nameAndTypeIndex].type != CONSTPOOL_TYPE_NAMEANDTYPE)) {
JA_DEBUG("Interpreter.exception.34\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

classCP = (struct ConstPoolClassContent *)mthClass->constPool[cpRef->classIndex].content;
nameAndTypeCP = (struct ConstPoolNameAndTypeContent *)mthClass->constPool[cpRef->nameAndTypeIndex].content;

if((!classCP) || (classCP->nameIndex <= 0) || (classCP->nameIndex >= mthClass->constPoolCount) || (mthClass->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
(!nameAndTypeCP) || (nameAndTypeCP->nameIndex <= 0) || (nameAndTypeCP->nameIndex >= mthClass->constPoolCount) || (mthClass->constPool[nameAndTypeCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
(nameAndTypeCP->descriptorIndex <= 0) || (nameAndTypeCP->descriptorIndex >= mthClass->constPoolCount) || (mthClass->constPool[nameAndTypeCP->descriptorIndex].type != CONSTPOOL_TYPE_UTF8)) {
JA_DEBUG("Interpreter.exception.35\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

clazz = (*env)->FindClass(env, (char *)mthClass->constPool[classCP->nameIndex].content);
if(!clazz) {
JA_DEBUG("Interpreter.exception.36\n");
RaiseException(env, "java/lang/ClassNotFoundException", NULL);
return NULL;
}
classCP->clInfo = (struct ClassInfo *)GetHeapAddress(*vm, clazz);

newMethod = (struct MethodInfo *)(*env)->GetMethodID(env, clazz, (char *)mthClass->constPool[nameAndTypeCP->nameIndex].content, (char *)mthClass->constPool[nameAndTypeCP->descriptorIndex].content);
if(!newMethod) {
JA_DEBUG("Interpreter.exception.37 %s.%s %s\n", mthClass->constPool[classCP->nameIndex].content, mthClass->constPool[nameAndTypeCP->nameIndex].content, mthClass->constPool[nameAndTypeCP->descriptorIndex].content);
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}
if(verbose) {
JA_TRACE("Jop_INvoleVirtual: %s.%s %s\n", mthClass->constPool[classCP->nameIndex].content, mthClass->constPool[nameAndTypeCP->nameIndex].content, mthClass->constPool[nameAndTypeCP->descriptorIndex].content);
}
nameAndTypeCP->entityID = newMethod->entityID;
cpRef->reference = (void *)newMethod;
}

searchMethod = (struct MethodInfo *)cpRef->reference;
//JA_DEBUG("Search for entityID: %ld (%s%s)\n", searchMethod->entityID, searchMethod->name, searchMethod->type);

obj = (jobject)frame->stack[frame->stackPointer - searchMethod->parameterCount - 1];
if(!IsValidHeap(*vm, obj)) {
JA_DEBUG("Interpreter.exception.38 Trying to call %s.%s%s\n", classCP == NULL ? "null" : classCP->clInfo == NULL ? "null" : classCP->clInfo->className, searchMethod->name, searchMethod->type);
RaiseException(env, "java/lang/NullPointerException", NULL);
return NULL;
}
objInf = LockHeapMem(*vm, obj);
objClInfo = GetHeapAddress(*vm, objInf->clazz);
objClInfOrig = objClInfo;
UnlockHeapMem(*vm, obj);
if(objClInfo == NULL) {
JA_DEBUG("Interpreter.exception.39: objClInfo was null. Trying to call %s%s\n", searchMethod->name, searchMethod->type);
RaiseException(env, "java/lang/NullPointerException", NULL);
return NULL;
}
newMethod = NULL;
verbose = IsVerboseEnabled(env, VERBOSE_JNI, objClInfo->className);

if(verbose) {
JA_DEBUG("Looking for method: %s %s, class: %s\n", searchMethod->name, searchMethod->type, objClInfo->className);
}

// Find Virtual Method
do {

if(verbose) {
JA_DEBUG(" Find VirtMeth Class object at: %lx (%s)\n", (int)objClInfo, objClInfo->className);
}

min = 0;
max = objClInfo->methodCount;
pos = max/2;

if(max > 0) {
while (min <= max) {
if(verbose) {
JA_DEBUG("Find VertMeth Position: %ld, min: %ld, max: %ld, entityID: %ld, search: %ld %s %s\n", pos, min, max, objClInfo->methods[pos].entityID, searchMethod->entityID, objClInfo->methods[pos].name, objClInfo->methods[pos].type);
}
if(objClInfo->methods[pos].entityID > searchMethod->entityID) {
max = pos;
pos = (min + max) / 2;
}
else if(objClInfo->methods[pos].entityID < searchMethod->entityID) {
min = pos+1;
pos = (min + max) / 2;
}
else {
newMethod = &(objClInfo->methods[pos]);
// JA_DEBUG("Found !!!\n");
break;
}
if(min == max) break;
}
}

if(!newMethod) {
if(objClInfo->superClass) {
objClInfo = GetHeapAddress(*vm, objClInfo->superClass);
if(verbose) {
JA_DEBUG("Looking in superscals search: %s\n", objClInfo->className != NULL? objClInfo->className:"[classanme is null]");
}
}
else {
JA_ERROR("NOT FOUND !!!! (%s) method: %s %s %s\n", objClInfOrig->className != NULL? objClInfOrig->className:"[classanme is null]", (char *)mthClass->constPool[nameAndTypeCP->nameIndex].content, searchMethod->name, searchMethod->type);
JA_DEBUG("Interpreter.exception.39\n");
RaiseException(env, "java/lang/NoSuchMethodError", NULL);
return NULL;
}
}

} while(!newMethod);

//JA_DEBUG("Invoking %s %s\n", newMethod->name, newMethod->type);

// Create new method frame
newFrame = CreateNewFrame(env, newMethod);
if(!newFrame) {
JA_DEBUG("Interpreter.exception.40\n");
RaiseException(env, "java/lang/OutOfMemoryError", NULL);
return NULL;
}
//JA_DEBUG("On frame: %lx, changeing prev from:%lx, to %lx\n", newFrame, newFrame->prev, frame);
newFrame->prev = frame;
// fill call parameters
for(min=0; min<=newMethod->parameterCount; min++) {
newFrame->locals[min] = frame->stack[frame->stackPointer - newMethod->parameterCount - 1 + min];
}
frame->stackPointer -= newMethod->parameterCount+1;
if(newMethod->flags & METHOD_FLAG_SYNCHRONIZED) {
objInf = LockHeapMem(*vm, (HEAPHANDLE)newFrame->locals[0]);
if(objInf) JAmigaLock(&(objInf->lock));
UnlockHeapMem(*vm, (HEAPHANDLE)newFrame->locals[0]);
}

// That's it
return newFrame;
}

/**
* Additional checker for the special case of "invokespecial" to check
* if the resolved class is a superclass of the current class.
*
* @param env (JNIEnv *) the environment
* @param currentClass (jclass) the current class
* @param resolvedClass (jclass) the class
* @return if resolved class is superclass of current class
*/
int IsSuperclass(JNIEnv *env, jclass currentClass, jclass resolvedClass) {
jclass currentSuper = (*env)->GetSuperclass(env, currentClass);

if(currentSuper) {
return (*env)->IsAssignableFrom(env, currentSuper, resolvedClass);
}
return JNI_FALSE;
}

/**
* This method obtains a method structure and creates a new frame
* for its execution. The method call is a special case, e.g. for
* recursively calling a constructor...
*
* @param env (JNIEnv *)
* @param method (struct MethodInfo *) the currently running method
* @param frame (struct MethodFrame *) the active frame
* @param index (int) the index into the const pool
* @return the new method's frame
*/
struct MethodFrame *Jop_InvokeSpecial(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame, int index) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *mthClass = (struct ClassInfo *)GetHeapAddress(*vm, (HEAPHANDLE)method->clazz);
struct ConstPoolRefContent *cpRef;
struct ConstPoolClassContent *classCP;
struct ConstPoolNameAndTypeContent *nameAndTypeCP;
jclass clazz;
struct MethodInfo *newMethod;
struct MethodInfo *searchMethod;
struct MethodFrame *newFrame;
int min, pos, max;
struct ObjectInfo *objInf;
jobject obj;
struct ClassInfo *objClInfo;

if(!mthClass || (index <= 0) || (index >= mthClass->constPoolCount) || (mthClass->constPool[index].type != CONSTPOOL_TYPE_METHODREF) || !mthClass->constPool[index].content) {
JA_DEBUG("Interpreter.exception.41\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}
cpRef = (struct ConstPoolRefContent *)mthClass->constPool[index].content;
if(!cpRef->reference) {
if((cpRef->classIndex <= 0) || (cpRef->classIndex >= mthClass->constPoolCount) || (mthClass->constPool[cpRef->classIndex].type != CONSTPOOL_TYPE_CLASS) ||
(cpRef->nameAndTypeIndex <= 0) || (cpRef->nameAndTypeIndex >= mthClass->constPoolCount) || (mthClass->constPool[cpRef->nameAndTypeIndex].type != CONSTPOOL_TYPE_NAMEANDTYPE)) {
JA_DEBUG("Interpreter.exception.42\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

classCP = (struct ConstPoolClassContent *)mthClass->constPool[cpRef->classIndex].content;
nameAndTypeCP = (struct ConstPoolNameAndTypeContent *)mthClass->constPool[cpRef->nameAndTypeIndex].content;

if((!classCP) || (classCP->nameIndex <= 0) || (classCP->nameIndex >= mthClass->constPoolCount) || (mthClass->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
(!nameAndTypeCP) || (nameAndTypeCP->nameIndex <= 0) || (nameAndTypeCP->nameIndex >= mthClass->constPoolCount) || (mthClass->constPool[nameAndTypeCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
(nameAndTypeCP->descriptorIndex <= 0) || (nameAndTypeCP->descriptorIndex >= mthClass->constPoolCount) || (mthClass->constPool[nameAndTypeCP->descriptorIndex].type != CONSTPOOL_TYPE_UTF8)) {
JA_DEBUG("Interpreter.exception.43\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

clazz = (*env)->FindClass(env, (char *)mthClass->constPool[classCP->nameIndex].content);
if(!clazz) {
JA_DEBUG("Interpreter.exception.44: %s\n", (char *)mthClass->constPool[classCP->nameIndex].content);
RaiseException(env, "java/lang/ClassNotFoundException", (char *)mthClass->constPool[classCP->nameIndex].content);
return NULL;
}
classCP->clInfo = (struct ClassInfo *)GetHeapAddress(*vm, clazz);

newMethod = (struct MethodInfo *)(*env)->GetMethodID(env, clazz, (char *)mthClass->constPool[nameAndTypeCP->nameIndex].content, (char *)mthClass->constPool[nameAndTypeCP->descriptorIndex].content);
// JA_DEBUG("Have obtained method %s.%s%s\n", (char *)mthClass->constPool[classCP->nameIndex].content, (char *)mthClass->constPool[nameAndTypeCP->nameIndex].content, (char *)mthClass->constPool[nameAndTypeCP->descriptorIndex].content);
if(!newMethod) {
JA_DEBUG("Interpreter.exception.45\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}
nameAndTypeCP->entityID = newMethod->entityID;
cpRef->reference = (void *)newMethod;
}

searchMethod = (struct MethodInfo *)cpRef->reference;
clazz = searchMethod->clazz;
// JA_DEBUG("Search for entityID: %ld (%s%s)\n", searchMethod->entityID, searchMethod->name, searchMethod->type);

obj = (jobject)frame->stack[frame->stackPointer - searchMethod->parameterCount - 1];
if(!IsValidHeap(*vm, obj)) {
JA_DEBUG("Interpreter.exception.46\n");
RaiseException(env, "java/lang/NullPointerException", NULL);
return NULL;
}
objInf = LockHeapMem(*vm, obj);
objClInfo = GetHeapAddress(*vm, method->clazz);
UnlockHeapMem(*vm, obj);
objClInfo = GetHeapAddress(*vm, objClInfo->superClass);

if((mthClass->accessFlags & CLASS_FLAG_SUPER) && IsSuperclass(env, method->clazz, clazz) && (strcmp((char *)searchMethod->name, "<init>") !=0)) {
newMethod = NULL;
// Find Virtual Method
do {
// JA_DEBUG("Class object at: %lx (%s)\n", (int)objClInfo, objClInfo->className);
min = 0;
max = objClInfo->methodCount;
pos = max/2;

while (min <= max) {
// JA_DEBUG("Position: %ld, min: %ld, max: %ld, entityID: %ld, search: %ld\n", pos, min, max, objClInfo->methods[pos].entityID, searchMethod->entityID);
if(objClInfo->methods[pos].entityID > searchMethod->entityID) {
max = pos;
pos = (min + max) / 2;
}
else if(objClInfo->methods[pos].entityID < searchMethod->entityID) {
min = pos+1;
pos = (min + max) / 2;
}
else {
newMethod = &(objClInfo->methods[pos]);
// JA_DEBUG("Found !!!\n");
break;
}
if(min == max) break;
}

if(!newMethod) {
if(objClInfo->superClass) {
objClInfo = GetHeapAddress(*vm, objClInfo->superClass);
}
else {
JA_DEBUG("NOT FOUND !!!!\n");
JA_DEBUG("Interpreter.exception.47\n");
RaiseException(env, "java/lang/NoSuchMethodError", NULL);
return NULL;
}
}
} while(!newMethod);
}
else
newMethod = searchMethod;

// Create new method frame
newFrame = CreateNewFrame(env, newMethod);
if(!newFrame) {
JA_DEBUG("Interpreter.exception.48\n");
RaiseException(env, "java/lang/OutOfMemoryError", NULL);
return NULL;
}
//JA_DEBUG("On frame: %lx, changeing prev from:%lx, to %lx\n", newFrame, newFrame->prev, frame);
newFrame->prev = frame;

// fill call parameters
for(min=0; min<=newMethod->parameterCount; min++) {
newFrame->locals[min] = frame->stack[frame->stackPointer - newMethod->parameterCount - 1 + min];
}
frame->stackPointer -= newMethod->parameterCount+1;

if(newMethod->flags & METHOD_FLAG_SYNCHRONIZED) {
objInf = LockHeapMem(*vm, (HEAPHANDLE)newFrame->locals[0]);
if(objInf) JAmigaLock(&(objInf->lock));
UnlockHeapMem(*vm, (HEAPHANDLE)newFrame->locals[0]);
}

// That's it
return newFrame;
}

/**
* This method obtains a method structure and creates a new frame
* for its execution. The method call is for static methods
*
* @param env (JNIEnv *)
* @param method (struct MethodInfo *) the currently running method
* @param frame (struct MethodFrame *) the active frame
* @param index (int) the index into the const pool
* @return the new method's frame
*/
struct MethodFrame *Jop_InvokeStatic(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame, int index) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *mthClass = (struct ClassInfo *)GetHeapAddress(*vm, (HEAPHANDLE)method->clazz);
struct ClassInfo *clInfo;
struct ConstPoolRefContent *cpRef;
struct ConstPoolClassContent *classCP;
struct ConstPoolNameAndTypeContent *nameAndTypeCP;
jclass clazz;

struct MethodInfo *newMethod = NULL;
struct MethodFrame *newFrame;
int min, pos, max, findID;

if(!mthClass || (index <= 0) || (index >= mthClass->constPoolCount) || (mthClass->constPool[index].type != CONSTPOOL_TYPE_METHODREF) || !mthClass->constPool[index].content) {
JA_DEBUG("Interpreter.exception.49\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}
cpRef = (struct ConstPoolRefContent *)mthClass->constPool[index].content;
if(!cpRef->reference) {
if((cpRef->classIndex <= 0) || (cpRef->classIndex >= mthClass->constPoolCount) || (mthClass->constPool[cpRef->classIndex].type != CONSTPOOL_TYPE_CLASS) || !mthClass->constPool[cpRef->classIndex].content ||
(cpRef->nameAndTypeIndex <= 0) || (cpRef->nameAndTypeIndex >= mthClass->constPoolCount) || (mthClass->constPool[cpRef->nameAndTypeIndex].type != CONSTPOOL_TYPE_NAMEANDTYPE) || !mthClass->constPool[cpRef->nameAndTypeIndex].content) {
JA_DEBUG("Interpreter.exception.50\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}
classCP = (struct ConstPoolClassContent *)mthClass->constPool[cpRef->classIndex].content;
nameAndTypeCP = (struct ConstPoolNameAndTypeContent *)mthClass->constPool[cpRef->nameAndTypeIndex].content;

if((classCP->nameIndex <= 0) || (classCP->nameIndex >= mthClass->constPoolCount) || (mthClass->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
(nameAndTypeCP->nameIndex <= 0) || (nameAndTypeCP->nameIndex >= mthClass->constPoolCount) || (mthClass->constPool[nameAndTypeCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
(nameAndTypeCP->descriptorIndex <= 0) || (nameAndTypeCP->descriptorIndex >= mthClass->constPoolCount) || (mthClass->constPool[nameAndTypeCP->descriptorIndex].type != CONSTPOOL_TYPE_UTF8)) {
JA_DEBUG("Interpreter.exception.51\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

clazz = (*env)->FindClass(env, (char *)mthClass->constPool[classCP->nameIndex].content);
if(clazz == NULL) {
JA_DEBUG("Class couldn't be found!\n");
RaiseException(env, "java/lang/ClassNotFoundException", NULL);
return NULL;

}
clInfo = (struct ClassInfo *)GetHeapAddress(*vm, clazz);
if(clInfo == NULL) {
JA_DEBUG("Class couldn't be found!\n");
RaiseException(env, "java/lang/NullPointerException", NULL);
return NULL;

}
if(!classCP->clInfo) {
if(!(clInfo->status & CLASS_STATUS_INITIALIZED)) {
InitializeClass(env, clazz);
}
classCP->clInfo = clInfo;
}
findID = NumberEntity(vm, (char *)mthClass->constPool[nameAndTypeCP->nameIndex].content, (char *)mthClass->constPool[nameAndTypeCP->descriptorIndex].content);

do {
min = 0; max =clInfo->methodCount;
pos = max/2;

while(min <= max) {
if(clInfo->methods[pos].entityID > findID) {
max = pos;
pos = (min+max)/2;
}
else if(clInfo->methods[pos].entityID < findID) {
min = pos+1;
pos = (min+max)/2;
}
else {
newMethod = &(clInfo->methods[pos]);
break;
}
if(min == max) break;
}

if(!newMethod) {
if(clInfo->superClass) {
clInfo = (struct ClassInfo *)GetHeapAddress(*vm, clInfo->superClass);
}
else {
JA_DEBUG("Interpreter.exception.52 %s %s %s\n", (char *)mthClass->constPool[classCP->nameIndex].content, (char *)mthClass->constPool[nameAndTypeCP->nameIndex].content, (char *)mthClass->constPool[nameAndTypeCP->descriptorIndex].content);
RaiseException(env, "java/lang/NoSuchMethodError", NULL);
return NULL;
}
}
} while(!newMethod);

cpRef->reference = newMethod;
}

newMethod = (struct MethodInfo *)(cpRef->reference);

// Create new method frame
newFrame = CreateNewFrame(env, newMethod);
if(!newFrame) {
JA_DEBUG("Interpreter.exception.53\n");
RaiseException(env, "java/lang/OutOfMemoryError", NULL);
return frame;
}
//JA_DEBUG("On frame: %lx, changeing prev from:%lx, to %lx\n", newFrame, newFrame->prev, frame);
newFrame->prev = frame;

// fill call parameters
for(min=0; min<newMethod->parameterCount; min++) {
newFrame->locals[min] = frame->stack[frame->stackPointer - newMethod->parameterCount + min];
}
frame->stackPointer -= newMethod->parameterCount;

// if synchronized, lock
if(newMethod->flags & METHOD_FLAG_SYNCHRONIZED) {
clInfo = GetHeapAddress(*vm, newMethod->clazz);
if(clInfo) JAmigaLock(&(clInfo->object.lock));
}

// That's it
return newFrame;
}

/**
* This method checks in superinterfaces to find a regular entity
* of a method
*
* @param env (JNIEnv *) the environment
* @param clInfo (struct ClassInfo *) the base class
* @param entityID (int) the method entity ID
* @return the method (struct MethodInfo *)
*/
struct MethodInfo *GetSuperInterfaceMethod(JavaVM *vm, struct ClassInfo *clInfo, int entityID) {
struct MethodInfo *retVal = NULL;
int min,pos,max;

min = 0;
max = clInfo->methodCount;
pos = max / 2;
if(max > 0) {
while(min <= max) {
if(clInfo->methods[pos].entityID > entityID) {
max = pos;
pos = (min + max) / 2;
}
else if(clInfo->methods[pos].entityID < entityID) {
min = pos+1;
pos = (min + max) / 2;
}
else {
return &(clInfo->methods[pos]);
}
if(min == max) break;
}
}

for(min=0; min<clInfo->interfaceCount; min++) {
retVal = GetSuperInterfaceMethod(vm, GetHeapAddress(*vm, clInfo->interfaces[min]), entityID);
if(retVal) return retVal;
}
return NULL;
}

/**
* This method obtains a method structure and creates a new frame
* for its execution. The method call is for interface methods.
*
* @param env (JNIEnv *)
* @param method (struct MethodInfo *) the currently running method
* @param frame (struct MethodFrame *) the active frame
* @param index (int) the index into the const pool
* @return the new method's frame
*/
struct MethodFrame *Jop_InvokeInterface(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame, int index) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *mthClass = (struct ClassInfo *)GetHeapAddress(*vm, (HEAPHANDLE)method->clazz);
struct ConstPoolRefContent *cpRef;
struct ConstPoolClassContent *classCP;
struct ConstPoolNameAndTypeContent *nameAndTypeCP;
jclass clazz;
struct MethodInfo *searchMethod;
struct MethodInfo *newMethod = NULL;
jobject obj;
struct MethodFrame *newFrame;
struct ObjectInfo *objInf;
struct ClassInfo *objClInfo;

int min, pos, max;

if((!mthClass) || (index <= 0) || (index >= mthClass->constPoolCount)) {
JA_DEBUG("Interpreter.exception.55\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}
if((mthClass->constPool[index].type != CONSTPOOL_TYPE_METHODREF) &&
(mthClass->constPool[index].type != CONSTPOOL_TYPE_INTERFACEMETHODREF)) {
JA_DEBUG("Interpreter.exception.56\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

// Obtain ref object
cpRef = (struct ConstPoolRefContent *)mthClass->constPool[index].content;
if(!cpRef) {
JA_DEBUG("Interpreter.exception.57\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

// If method reference wasn't initialized, do so now!!
if(!cpRef->reference) {
if((cpRef->classIndex <= 0) || (cpRef->classIndex >= mthClass->constPoolCount) || (mthClass->constPool[cpRef->classIndex].type != CONSTPOOL_TYPE_CLASS) ||
(cpRef->nameAndTypeIndex <= 0) || (cpRef->nameAndTypeIndex >= mthClass->constPoolCount) || (mthClass->constPool[cpRef->nameAndTypeIndex].type != CONSTPOOL_TYPE_NAMEANDTYPE)) {
JA_DEBUG("Interpreter.exception.58\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

classCP = (struct ConstPoolClassContent *)mthClass->constPool[cpRef->classIndex].content;
nameAndTypeCP = (struct ConstPoolNameAndTypeContent *)mthClass->constPool[cpRef->nameAndTypeIndex].content;

if((!classCP) || (classCP->nameIndex <= 0) || (classCP->nameIndex >= mthClass->constPoolCount) || (mthClass->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
(!nameAndTypeCP) || (nameAndTypeCP->nameIndex <= 0) || (nameAndTypeCP->nameIndex >= mthClass->constPoolCount) || (mthClass->constPool[nameAndTypeCP->nameIndex].type != CONSTPOOL_TYPE_UTF8) ||
(nameAndTypeCP->descriptorIndex <= 0) || (nameAndTypeCP->descriptorIndex >= mthClass->constPoolCount) || (mthClass->constPool[nameAndTypeCP->descriptorIndex].type != CONSTPOOL_TYPE_UTF8)) {
JA_DEBUG("Interpreter.exception.59\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}

clazz = (*env)->FindClass(env, (char *)mthClass->constPool[classCP->nameIndex].content);
if(!clazz) {
JA_DEBUG("Interpreter.exception.60\n");
RaiseException(env, "java/lang/ClassNotFoundException", NULL);
return NULL;
}
classCP->clInfo = (struct ClassInfo *)GetHeapAddress(*vm, clazz);

nameAndTypeCP->entityID = NumberEntity(vm, (char *)mthClass->constPool[nameAndTypeCP->nameIndex].content, (char *)mthClass->constPool[nameAndTypeCP->descriptorIndex].content);
newMethod = GetSuperInterfaceMethod(vm, classCP->clInfo, nameAndTypeCP->entityID);

if(!newMethod) {
JA_DEBUG("Method %s%s not found in class %s\n", (char *)mthClass->constPool[nameAndTypeCP->nameIndex].content, (char *)mthClass->constPool[nameAndTypeCP->descriptorIndex].content, classCP->clInfo->className);
JA_DEBUG("Interpreter.exception.61\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}
nameAndTypeCP->entityID = newMethod->entityID;
cpRef->reference = (void *)newMethod;
}

searchMethod = (struct MethodInfo *)cpRef->reference;

obj = (jobject)frame->stack[frame->stackPointer - searchMethod->parameterCount - 1];
if(!IsValidHeap(*vm, obj)) {
JA_DEBUG("Interpreter.exception.62\n");
RaiseException(env, "java/lang/NullPointerException", NULL);
return NULL;
}
// JA_DEBUG("Search for entityID: %ld (%s%s) in object %lx parameters: %ld\n", searchMethod->entityID, searchMethod->name, searchMethod->type, (int)obj, searchMethod->parameterCount);
objInf = LockHeapMem(*vm, obj);
objClInfo = GetHeapAddress(*vm, objInf->clazz);
UnlockHeapMem(*vm, obj);
newMethod = NULL;

// Find Virtual Method
do {
// JA_DEBUG("Looking in class: %s\n", objClInfo->className);
// JA_DEBUG("Class object at: %lx (%s)\n", (int)objClInfo, objClInfo->className);
min = 0;
max = objClInfo->methodCount;
pos = max/2;

while (min <= max) {
// JA_DEBUG("Position: %ld, min: %ld, max: %ld, entityID: %ld, search: %ld\n", pos, min, max, objClInfo->methods[pos].entityID, searchMethod->entityID);
if(objClInfo->methods[pos].entityID > searchMethod->entityID) {
max = pos;
pos = (min + max) / 2;
}
else if(objClInfo->methods[pos].entityID < searchMethod->entityID) {
min = pos+1;
pos = (min + max) / 2;
}
else {
newMethod = &(objClInfo->methods[pos]);
// JA_DEBUG("Found: %s.%s%s, parameters: %ld !!!\n", objClInfo->className, newMethod->name, newMethod->type, newMethod->parameterCount);
break;
}
if(min == max) break;
}

if(!newMethod) {
if(objClInfo->superClass) {
objClInfo = GetHeapAddress(*vm, objClInfo->superClass);
}
else {
JA_DEBUG("NOT FOUND !!!!\n");
JA_DEBUG("Interpreter.exception.63\n");
RaiseException(env, "java/lang/AbstractMethodError", NULL);
return NULL;
}
}

} while(!newMethod);

// Create new method frame
newFrame = CreateNewFrame(env, newMethod);
if(!newFrame) {
JA_DEBUG("Interpreter.exception.64\n");
RaiseException(env, "java/lang/OutOfMemoryError", NULL);
return NULL;
}
//JA_DEBUG("On frame: %lx, changeing prev from:%lx, to %lx\n", newFrame, newFrame->prev, frame);
newFrame->prev = frame;

// fill call parameters
for(min=0; min<=searchMethod->parameterCount; min++) {
newFrame->locals[min] = frame->stack[frame->stackPointer - searchMethod->parameterCount - 1 + min];
}
frame->stackPointer -= searchMethod->parameterCount+1;
if(newMethod->flags & METHOD_FLAG_SYNCHRONIZED) {
objInf = LockHeapMem(*vm, (HEAPHANDLE)newFrame->locals[0]);
if(objInf) JAmigaLock(&(objInf->lock));
UnlockHeapMem(*vm, (HEAPHANDLE)newFrame->locals[0]);
}

// That's it
return newFrame;
}

/**
* This method moves to the previous frame and removes the old frame
* from the heap
*
*/
struct MethodFrame *RemoveAndPrev(JNIEnv *env, struct MethodFrame *frame) {
JavaVM *vm = (JavaVM *)((*env)->reserved0);
struct MethodFrame *retVal = frame->prev;
jobject lockObj;
struct ObjectInfo *objInf;

// If synchronized, release lock
if(frame->runningMethod->flags & METHOD_FLAG_SYNCHRONIZED) {
if(frame->runningMethod->flags & METHOD_FLAG_STATIC) {
// lock was on class
lockObj = frame->runningMethod->clazz;
}
else {
// lock was on "this"
lockObj = (jobject)frame->locals[0];
}
objInf = LockHeapMem(*vm, (HEAPHANDLE)lockObj);
if(objInf) JAmigaUnlock(&(objInf->lock));
UnlockHeapMem(*vm, (HEAPHANDLE)lockObj);
}



// JavaVM *vm = (JavaVM *)((*env)->reserved0);
RemoveFrame(env, frame);

// ReleaseHeapMem(*vm, frame->ownHandle);

return retVal;
}

/**
* This method returns a newly created but not constructed object
*
* @param env (JNIEnv *) the environment
* @param method (struct MethodInfo *) the currently running method
* @param index (int) an index into the constPool declaring a class
* @return the new created object
*/
jobject Jop_New(JNIEnv *env, struct MethodInfo *method, int index) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *clInf = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
struct ConstPoolClassContent *classCP;
jclass clazz;
jobject retVal = NULL;

if((index <= 0) || (index >= clInf->constPoolCount) || (clInf->constPool[index].type != CONSTPOOL_TYPE_CLASS)) {
JA_DEBUG("Interpreter.exception.65\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return retVal;
}

classCP = (struct ConstPoolClassContent *)clInf->constPool[index].content;
if(!classCP || (classCP->nameIndex <= 0) || (classCP->nameIndex >= clInf->constPoolCount) || (clInf->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8)) {
JA_DEBUG("Interpreter.exception.66\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return retVal;
}

clazz = (*env)->FindClass(env, (char *)clInf->constPool[classCP->nameIndex].content);
if(!clazz) {
JA_DEBUG("Interpreter.exception.67\n");
RaiseException(env, "java/lang/ClassNotFoundException", NULL);
return retVal;
}

retVal = (*env)->AllocObject(env, clazz);
if(!retVal) {
JA_DEBUG("Interpreter.exception.68\n");
RaiseException(env, "java/lang/OutOfMemoryError", NULL);
}
return retVal;
}

/**
* This method creates a new array of objects
*
* @param env (JNIEnv *) the environment
* @param method (struct MethodInfo *) the current method
* @param index (int) the index into the const pool
* @param length (int) the length (size) of the array
* @return the new array object (jobjectArray)
*/
jobjectArray Jop_AnewArray(JNIEnv *env, struct MethodInfo *method, int index, int length) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *clInf = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
struct ConstPoolClassContent *classCP;
jclass clazz;

if((index <= 0) || (index >= clInf->constPoolCount) || (clInf->constPool[index].type != CONSTPOOL_TYPE_CLASS)) {
JA_DEBUG("Interpreter.exception.69\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}
classCP = (struct ConstPoolClassContent *)clInf->constPool[index].content;
if((classCP->nameIndex <= 0) || (classCP->nameIndex >= clInf->constPoolCount) || (clInf->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8)) {
JA_DEBUG("Interpreter.exception.70\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return NULL;
}
clazz = (*env)->FindClass(env, (char *)clInf->constPool[classCP->nameIndex].content);
if(!clazz) {
JA_DEBUG("Interpreter.exception.71\n");
RaiseException(env, "java/lang/ClassNotFoundException", NULL);
return NULL;
}

return (*env)->NewObjectArray(env, length, clazz, NULL);
}

/**
* This method checks, if a certain object can be cast into a given class
*
* @param env (JNIEnv *) the environment
* @param method (struct MethodInfo *) the current method
* @param classIndex (int) an index into the constant pool
* @param object (jobject) the object to compare
* @return if object can be cast (1/0) (int)
*/
int Jop_CheckCast(JNIEnv *env, struct MethodInfo *method, int classIndex, jobject object) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct ClassInfo *clInf = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
struct ConstPoolClassContent *classCP;
jclass clazz;
jclass objClazz;

struct ClassInfo *objclInf = NULL;
struct ClassInfo *clInf2 = NULL;


if((!clInf) || (classIndex <= 0) || (classIndex >= clInf->constPoolCount) || (clInf->constPool[classIndex].type != CONSTPOOL_TYPE_CLASS)) {
JA_DEBUG("Interpreter.exception.72\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return 0;
}
classCP = (struct ConstPoolClassContent *)clInf->constPool[classIndex].content;
if((!classCP) || (classCP->nameIndex <= 0) || (classCP->nameIndex >= clInf->constPoolCount) || (clInf->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8)) {
JA_DEBUG("Interpreter.exception.73\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return 0;
}

clazz = (*env)->FindClass(env, (char *)clInf->constPool[classCP->nameIndex].content);
if(!clazz) {
JA_DEBUG("Interpreter.exception.74\n");
RaiseException(env, "java/lang/ClassNotFoundException", NULL);
return 0;
}

objClazz = (*env)->GetObjectClass(env, object);
if(!objClazz) {
// Null POinter ???
return 1;
}
objclInf = (struct ClassInfo *)GetHeapAddress(*vm, objClazz);
clInf2 = (struct ClassInfo *)GetHeapAddress(*vm, clazz);

if((*env)->IsAssignableFrom(env, objClazz, clazz) != JNI_TRUE) {
JA_DEBUG("Check assiganble from %x %s -> %x %s?\n", objclInf, (objclInf!= NULL ? objclInf->className:"[clz null]"), clInf2, (clInf2!= NULL ? clInf2->className:"[clz null]"));
(*env)->IsAssignableFrom(env, objClazz, clazz);
JA_DEBUG("Not assiganble from %x %s -> %x %s\n", objclInf, (objclInf!= NULL ? objclInf->className:"[clz null]"), clInf2, (clInf2!= NULL ? clInf2->className:"[clz null]"));
return 0;
}
return 1;
}

/**
* This method is used by the multianewarray implementation to
* recursively fill/create the mutli-dimensional array
*
* @param env (JNIEnv *) the environment
* @param frame (struct MethodFrame *) the current frame
* @param currDimension (int) the dimension that currenctly is filled
* @param dimensions (int) the max number of dimensions
* @param typeName (char *) the name of the class to fill in THIS level
* @return the array
*/
jarray RecurseCreateMultiArray(JNIEnv *env, struct MethodFrame *frame, int currDimension, int dimensions, char *typeName) {
jarray retVal;
jclass clazz;
jobject obj;
int i;

// Get element class
clazz = (*env)->FindClass(env, typeName);
if(!clazz) {
RaiseException(env, "java/lang/ClassNotFoundException", NULL);
return NULL;
}

// Create array
retVal = (*env)->NewObjectArray(env, frame->stack[frame->stackPointer + currDimension], clazz, NULL);

// Fill array
if(currDimension < (dimensions-1)) {
for(i=0; i<frame->stack[frame->stackPointer + currDimension]; i++) {
obj = RecurseCreateMultiArray(env, frame, currDimension+1, dimensions, &typeName[1]);
(*env)->SetObjectArrayElement(env, retVal, i, obj);
}
}

// done!
return retVal;
}

/**
* This method creates a multiple-dimension array object.
*
* @param env (JNIEnv *) the environment
* @param method (struct MethodInfo *) the current method
* @param frame (struct MethodFrame *) the current frame
* @param index (int) an index describing the constant pool entry
* @param dimensions (int)
* @return the array object
*/
void Jop_MultiANewArray(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame, int index, int dimensions) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
jarray retVal;
jclass clazz;
jobject obj;
struct ClassInfo *clInfo;
struct ConstPoolClassContent *classCP;
int i;

// Resolve the class first
clInfo = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
if(!clInfo || (index <= 0) || (index >= clInfo->constPoolCount) || (clInfo->constPool[index].type != CONSTPOOL_TYPE_CLASS)) {
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}
classCP = (struct ConstPoolClassContent *)clInfo->constPool[index].content;
if(!classCP || (classCP->nameIndex <= 0) || (classCP->nameIndex >= clInfo->constPoolCount) || (clInfo->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8)) {
RaiseException(env, "java/lang/ClassFormatError", NULL);
return;
}

clazz = (*env)->FindClass(env, (char *)clInfo->constPool[classCP->nameIndex].content);
if(!clazz) {
RaiseException(env, "java/lang/ClassNotFoundException", NULL);
return;
}

// Create first array level
retVal = (*env)->NewObjectArray(env, frame->stack[frame->stackPointer], clazz, NULL);

// arrang stack
frame->stackPointer -= dimensions;

// Recursively create next level(s)
if(dimensions > 1) {
for(i=0; i<frame->stack[frame->stackPointer]; i++) {
obj = RecurseCreateMultiArray(env, frame, 1, dimensions, &((char *)clInfo->constPool[classCP->nameIndex].content)[1]);
(*env)->SetObjectArrayElement(env, retVal, i, obj);
}
}

frame->stack[frame->stackPointer++] = (unsigned long)retVal;
}

/**
* This method checks, if a thrown exception is handled by a certain
* Exception-Handler
*
* @param env (JNIEnv *) the environment
* @param method (struct MethodInfo *) the current method
* @param index (int) the index into the constant pool
* @return a flag, if this is a correct handler (1/0) (int)
*/
int IsExceptionHandler(JNIEnv *env, struct MethodInfo *method, int index) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct VMThread *thrd = (struct VMThread *)(*env)->reserved1;
struct ClassInfo *clInf = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
struct ConstPoolClassContent *classCP;
jclass clazz;
jclass objClazz;

if(index == 0) return 1;
if(!clInf) {
JA_DEBUG("Interpreter.exception.76\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return 0;
}

if((index <= 0) || (index >= clInf->constPoolCount) || (clInf->constPool[index].type != CONSTPOOL_TYPE_CLASS)) {
JA_DEBUG("Interpreter.exception.77\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return 0;
}
classCP = (struct ConstPoolClassContent *)clInf->constPool[index].content;
if((!classCP) || (classCP->nameIndex <= 0) || (classCP->nameIndex >= clInf->constPoolCount) || (clInf->constPool[classCP->nameIndex].type != CONSTPOOL_TYPE_UTF8)) {
JA_DEBUG("Interpreter.exception.78\n");
RaiseException(env, "java/lang/ClassFormatError", NULL);
return 0;
}

clazz = (*env)->FindClass(env, (char *)clInf->constPool[classCP->nameIndex].content);
if(!clazz) {
JA_DEBUG("Interpreter.exception.79\n");
RaiseException(env, "java/lang/ClassNotFoundException", NULL);
return 0;
}

objClazz = (*env)->GetObjectClass(env, (jobject)thrd->exception);

if((*env)->IsAssignableFrom(env, objClazz, clazz) == JNI_TRUE)
return 1;
else
return 0;
}

/**
* This method interprets a java bytecode method
*
* @param env (JNIEnv *) the environment
* @param method (struct MethodInfo *) the method to run
* @param frame (struct MethodFrame *) the frame
*/
void InterpretMethod(JNIEnv *env, struct MethodInfo *method, struct MethodFrame *frame) {
JavaVM *vm = (JavaVM *)(*env)->reserved0;
struct VMThread *thrd = (struct VMThread *)(*env)->reserved1;
int addr, addr2;
int wide=0;
struct ClassInfo *clInfo = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
struct MethodFrame *nextFrame;
struct Task *task = FindTask(NULL);
//JA_DEBUG("Classinfo: %x\n", clInfo);
frame->pc = 0;

// Check for stack overflow:
if((int)&addr < (int)thrd->internalStackBottom) {
JA_DEBUG("Interpreter.exception.80\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}

while(1) {
// Check for exceptions
while(thrd->exception) {
JA_DEBUG("thrd->exception != NULL!\n");
for(addr = 0; addr < method->exceptionTableLength; addr++) {
if((frame->pc > method->exceptionTable[addr].startPC) &&
(frame->pc <=method->exceptionTable[addr].endPC) &&
(IsExceptionHandler(env, method, method->exceptionTable[addr].catchType))) {
frame->pc = method->exceptionTable[addr].handlerPC;
frame->stack[frame->stackPointer++] = (unsigned long)thrd->exception;
thrd->exception = NULL;
break;
}
}

if(thrd->exception) {
// When execution gets here, exception cannot be handled by current method, therefore
// go to the previous method
if(frame->flags & METHODFRAME_FLAG_RETURN) return;
JA_DEBUG("Frame : %lx\n", frame);
if(frame->prev) {
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
if(method != NULL) {
struct ClassInfo *clInfo = (struct ClassInfo *)GetHeapAddress((*env)->reserved0, (HEAPHANDLE)method->clazz);
JA_DEBUG("Method: %s %s %s\n", method->name, method->type, clInfo->className);
} else {
JA_DEBUG("Method is null.\n");
}
thrd->currentFrame = frame;
if(method->flags & METHOD_FLAG_NATIVE) return;
}
else
return;
}
}
if(wide) wide--;



clInfo = (struct ClassInfo *)GetHeapAddress(*vm, method->clazz);
if(clInfo) {
addr = 0;
if(frame->stackPointer>0) addr = frame->stack[frame->stackPointer-1];
#ifdef DEBUG
if(strcmp(clInfo->className, "java/nio/ByteBufferImpl") == 0) {
//JA_DEBUG("%x: %s.%s%s ->%3x %s, Stack: %x, stackpointer: %i, locks: %i\n", (int)task, clInfo->className, method->name, method->type, frame->pc, (mnemonicName[method->code[frame->pc]]), addr, frame->stackPointer, lockCount);
// JA_DEBUG("%s.%s%s ->%3x %s, Stack: %x, stackpointer: %i\n", clInfo->className, method->name, method->type, frame->pc, (mnemonicName[method->code[frame->pc]]), addr, frame->stackPointer);
// Delay(10);
}
#endif
}
else {
JA_DEBUG("Class Not Found !!!\n");
return;
}

switch(method->code[frame->pc]) {
case JOP_NOP:
frame->pc++;
break;

case JOP_ACONST_NULL:
case JOP_ICONST_0:
frame->stack[frame->stackPointer++] = 0;
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.81\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
frame->pc++;
break;

case JOP_ICONST_M1:
frame->stack[frame->stackPointer++] = -1;
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.82\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
frame->pc++;
break;

case JOP_ICONST_1:
case JOP_ICONST_2:
case JOP_ICONST_3:
case JOP_ICONST_4:
case JOP_ICONST_5:
frame->stack[frame->stackPointer++] = method->code[frame->pc] - JOP_ICONST_1 + 1;
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.83\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
frame->pc++;
break;

case JOP_LCONST_0:
case JOP_LCONST_1:
if(frame->stackPointer+2 >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.84\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer++] = 0;
frame->stack[frame->stackPointer++] = method->code[frame->pc] - JOP_LCONST_0;
}
frame->pc++;
break;

case JOP_FCONST_0:
frame->stack[frame->stackPointer++] = JAVA_FLOAT_ZERO;
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.85\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
frame->pc++;
break;

case JOP_FCONST_1:
frame->stack[frame->stackPointer++] = JAVA_FLOAT_ONE;
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.86\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
frame->pc++;
break;

case JOP_FCONST_2:
frame->stack[frame->stackPointer++] = JAVA_FLOAT_TWO;
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.87\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
frame->pc++;
break;

case JOP_DCONST_0:
if(frame->stackPointer+2 >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.88\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer++] = JAVA_DOUBLE_ZERO_HI;
frame->stack[frame->stackPointer++] = JAVA_DOUBLE_ZERO_LO;
}
frame->pc++;
break;

case JOP_DCONST_1:
if(frame->stackPointer+2 >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.89\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer++] = JAVA_DOUBLE_ONE_HI;
frame->stack[frame->stackPointer++] = JAVA_DOUBLE_ONE_LO;
}
frame->pc++;
break;

case JOP_BIPUSH:
frame->stack[frame->stackPointer++] = (signed long)((signed char)method->code[frame->pc+1]);
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.90\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
frame->pc += 2;
break;

case JOP_SIPUSH:
addr = (signed long)((signed short)((((unsigned short)method->code[frame->pc+1])<<8) | ((unsigned short)method->code[frame->pc+2])));
frame->stack[frame->stackPointer++] = addr;
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.91\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
frame->pc += 3;
break;

case JOP_LDC:
frame->pc += 2;
//JA_DEBUG("interpreter.c JOP_LDC 91.5 %d\n", (unsigned long)method->code[frame->pc-1]);
LoadDataFromConstPool(env, method, frame, (unsigned long)method->code[frame->pc-1], 1);

break;

case JOP_LDC_W:
addr = (((unsigned short)method->code[frame->pc+1])<<8) | ((unsigned short)method->code[frame->pc+2]);
frame->pc += 3;

//JA_DEBUG("interpreter.c JOP_LDC 91.8\n");
LoadDataFromConstPool(env, method, frame, addr, 1);
break;

case JOP_LDC2_W:
addr = (((unsigned short)method->code[frame->pc+1])<<8) | ((unsigned short)method->code[frame->pc+2]);
frame->pc += 3;
//JA_DEBUG("interpreter.c JOP_LDC 91.9\n");
LoadDataFromConstPool(env, method, frame, addr, 2);
break;

case JOP_ILOAD:
case JOP_FLOAD:
case JOP_ALOAD:
if(wide)
addr = (((unsigned long)method->code[frame->pc+1])<<8) | ((unsigned long)method->code[frame->pc+2]);
else
addr = ((unsigned long)method->code[frame->pc+1]);

if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.92\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stack[frame->stackPointer++] = frame->locals[addr];

frame->pc += 2+wide;
break;

case JOP_LLOAD:
case JOP_DLOAD:
if(wide)
addr = (((unsigned long)method->code[frame->pc+1])<<8) | ((unsigned long)method->code[frame->pc+2]);
else
addr = ((unsigned long)method->code[frame->pc+1]);

if(frame->stackPointer+2 > frame->stackSize) {
JA_DEBUG("Interpreter.exception.93\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer++] = frame->locals[addr++];
frame->stack[frame->stackPointer++] = frame->locals[addr];
}
frame->pc += 2+wide;
break;

case JOP_ILOAD_0:
case JOP_FLOAD_0:
case JOP_ALOAD_0:
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.94\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stack[frame->stackPointer++] = frame->locals[0];
frame->pc++;
break;

case JOP_ILOAD_1:
case JOP_FLOAD_1:
case JOP_ALOAD_1:
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.95\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stack[frame->stackPointer++] = frame->locals[1];
frame->pc++;
break;

case JOP_ILOAD_2:
case JOP_FLOAD_2:
case JOP_ALOAD_2:
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.96\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stack[frame->stackPointer++] = frame->locals[2];
frame->pc++;
break;

case JOP_ILOAD_3:
case JOP_FLOAD_3:
case JOP_ALOAD_3:
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.97\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stack[frame->stackPointer++] = frame->locals[3];
frame->pc++;
break;

case JOP_LLOAD_0:
case JOP_DLOAD_0:
if(frame->stackPointer+2 > frame->stackSize) {
JA_DEBUG("Interpreter.exception.98\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer++] = frame->locals[0];
frame->stack[frame->stackPointer++] = frame->locals[1];
}
frame->pc++;
break;

case JOP_LLOAD_1:
case JOP_DLOAD_1:
if(frame->stackPointer+2 > frame->stackSize) {
JA_DEBUG("Interpreter.exception.99\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer++] = frame->locals[1];
frame->stack[frame->stackPointer++] = frame->locals[2];
}
frame->pc++;
break;

case JOP_LLOAD_2:
case JOP_DLOAD_2:
if(frame->stackPointer+2 > frame->stackSize) {
JA_DEBUG("Interpreter.exception.100\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer++] = frame->locals[2];
frame->stack[frame->stackPointer++] = frame->locals[3];
}
frame->pc++;
break;

case JOP_LLOAD_3:
case JOP_DLOAD_3:
if(frame->stackPointer+2 > frame->stackSize) {
JA_DEBUG("Interpreter.exception.101\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer++] = frame->locals[3];
frame->stack[frame->stackPointer++] = frame->locals[4];
}
frame->pc++;
break;

case JOP_IALOAD:
case JOP_FALOAD:
case JOP_AALOAD:
case JOP_BALOAD:
case JOP_CALOAD:
case JOP_SALOAD:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.102\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr2 = frame->stack[--frame->stackPointer]; // The array index
addr = frame->stack[--frame->stackPointer]; // The array itself

frame->stack[frame->stackPointer++] = Jop_ArrayLoad(env, (jarray)addr, addr2);
}
frame->pc++;
break;

case JOP_LALOAD:
case JOP_DALOAD:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.103\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr2 = frame->stack[--frame->stackPointer]; // The array index
addr = frame->stack[--frame->stackPointer]; // The array itself

((unsigned long long *)&frame->stack[frame->stackPointer])[0] = Jop_ArrayLoad64(env, (jarray)addr, addr2);
frame->stackPointer+=2;
}
frame->pc++;
break;

case JOP_ISTORE:
case JOP_FSTORE:
case JOP_ASTORE:
if(wide)
addr = (((unsigned long)method->code[frame->pc+1])<<8) | ((unsigned long)method->code[frame->pc+2]);
else
addr = ((unsigned long)method->code[frame->pc+1]);

if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.104\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->locals[addr] = frame->stack[--frame->stackPointer];

frame->pc += 2+wide;
break;

case JOP_LSTORE:
case JOP_DSTORE:
if(wide)
addr = (((unsigned long)method->code[frame->pc+1])<<8) | ((unsigned long)method->code[frame->pc+2]);
else
addr = ((unsigned long)method->code[frame->pc+1]);

if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.105\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->locals[addr+1] = frame->stack[--frame->stackPointer];
frame->locals[addr] = frame->stack[--frame->stackPointer];
}

frame->pc += 2+wide;
break;

case JOP_ISTORE_0:
case JOP_FSTORE_0:
case JOP_ASTORE_0:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.106\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->locals[0] = frame->stack[--frame->stackPointer];

frame->pc++;
break;

case JOP_ISTORE_1:
case JOP_FSTORE_1:
case JOP_ASTORE_1:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.107\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->locals[1] = frame->stack[--frame->stackPointer];

frame->pc++;
break;

case JOP_ISTORE_2:
case JOP_FSTORE_2:
case JOP_ASTORE_2:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.108\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->locals[2] = frame->stack[--frame->stackPointer];

frame->pc++;
break;

case JOP_ISTORE_3:
case JOP_FSTORE_3:
case JOP_ASTORE_3:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.109\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->locals[3] = frame->stack[--frame->stackPointer];

frame->pc++;
break;

case JOP_LSTORE_0:
case JOP_DSTORE_0:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.110\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->locals[1] = frame->stack[--frame->stackPointer];
frame->locals[0] = frame->stack[--frame->stackPointer];
}

frame->pc++;
break;

case JOP_LSTORE_1:
case JOP_DSTORE_1:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.111\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->locals[2] = frame->stack[--frame->stackPointer];
frame->locals[1] = frame->stack[--frame->stackPointer];
}

frame->pc++;
break;

case JOP_LSTORE_2:
case JOP_DSTORE_2:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.112\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->locals[3] = frame->stack[--frame->stackPointer];
frame->locals[2] = frame->stack[--frame->stackPointer];
}

frame->pc++;
break;

case JOP_LSTORE_3:
case JOP_DSTORE_3:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.113\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->locals[4] = frame->stack[--frame->stackPointer];
frame->locals[3] = frame->stack[--frame->stackPointer];
}

frame->pc++;
break;

case JOP_IASTORE:
case JOP_FASTORE:
case JOP_AASTORE:
case JOP_BASTORE:
case JOP_CASTORE:
case JOP_SASTORE:
if(frame->stackPointer < 3) {
JA_DEBUG("Interpreter.exception.114\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
wide = frame->stack[--frame->stackPointer]; // the value
addr2 = frame->stack[--frame->stackPointer]; // The array index
addr = frame->stack[--frame->stackPointer]; // The array itself

Jop_ArrayStore(env, (jarray)addr, addr2, wide);
wide = 0;
}
frame->pc++;
break;

case JOP_LASTORE:
case JOP_DASTORE:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.115\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr2 = frame->stack[frame->stackPointer-3]; // The array index
addr = frame->stack[frame->stackPointer-4]; // The array itself

Jop_ArrayStore64(env, (jarray)addr, addr2, ((unsigned long long *)&frame->stack[frame->stackPointer-2])[0]);
frame->stackPointer-=4;
}
frame->pc++;
break;

case JOP_POP:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.116\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stackPointer--;
frame->pc++;
break;

case JOP_POP2:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.117\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stackPointer -= 2;
frame->pc++;
break;

case JOP_DUP:
if((frame->stackPointer < 1) || (frame->stackPointer >= frame->stackSize)) {
JA_DEBUG("Interpreter.exception.118\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer] = frame->stack[frame->stackPointer-1];
frame->stackPointer++;
}
frame->pc++;
break;

case JOP_DUP_X1:
if((frame->stackPointer < 2) || (frame->stackPointer >= frame->stackSize)) {
JA_DEBUG("Interpreter.exception.119\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer] = frame->stack[frame->stackPointer-1];
frame->stack[frame->stackPointer-1] = frame->stack[frame->stackPointer-2];
frame->stack[frame->stackPointer-2] = frame->stack[frame->stackPointer];
frame->stackPointer++;
}
frame->pc++;
break;

case JOP_DUP_X2:
if((frame->stackPointer < 3) || (frame->stackPointer >= frame->stackSize)) {
JA_DEBUG("Interpreter.exception.120\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer] = frame->stack[frame->stackPointer-1];
frame->stack[frame->stackPointer-1] = frame->stack[frame->stackPointer-2];
frame->stack[frame->stackPointer-2] = frame->stack[frame->stackPointer-3];
frame->stack[frame->stackPointer-3] = frame->stack[frame->stackPointer];
frame->stackPointer++;
}
frame->pc++;
break;

case JOP_DUP2:
if((frame->stackPointer < 2) || (frame->stackPointer+2 > frame->stackSize)) {
JA_DEBUG("Interpreter.exception.121\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer] = frame->stack[frame->stackPointer-2];
frame->stack[frame->stackPointer+1] = frame->stack[frame->stackPointer-1];
frame->stackPointer+=2;
}
frame->pc++;
break;

case JOP_DUP2_X1:
if((frame->stackPointer < 3) || (frame->stackPointer+2 > frame->stackSize)) {
JA_DEBUG("Interpreter.exception.122\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer+1] = frame->stack[frame->stackPointer-1];
frame->stack[frame->stackPointer] = frame->stack[frame->stackPointer-2];
frame->stack[frame->stackPointer-1] = frame->stack[frame->stackPointer-3];
frame->stack[frame->stackPointer-2] = frame->stack[frame->stackPointer+1];
frame->stack[frame->stackPointer-3] = frame->stack[frame->stackPointer];
frame->stackPointer+=2;
}
frame->pc++;
break;

case JOP_DUP2_X2:
if((frame->stackPointer < 4) || (frame->stackPointer+2 > frame->stackSize)) {
JA_DEBUG("Interpreter.exception.123\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer+1] = frame->stack[frame->stackPointer-1];
frame->stack[frame->stackPointer] = frame->stack[frame->stackPointer-2];
frame->stack[frame->stackPointer-1] = frame->stack[frame->stackPointer-3];
frame->stack[frame->stackPointer-2] = frame->stack[frame->stackPointer-4];
frame->stack[frame->stackPointer-3] = frame->stack[frame->stackPointer+1];
frame->stack[frame->stackPointer-4] = frame->stack[frame->stackPointer];
frame->stackPointer += 2;
}
frame->pc++;
break;

case JOP_SWAP:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.124\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = frame->stack[frame->stackPointer-1];
frame->stack[frame->stackPointer-1] = frame->stack[frame->stackPointer-2];
frame->stack[frame->stackPointer-2] = addr;
}
frame->pc++;
break;

case JOP_IADD:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.125\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-2] += frame->stack[frame->stackPointer-1];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_LADD:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.126\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((signed long long *)&frame->stack[frame->stackPointer-4])[0] += ((signed long long *)&frame->stack[frame->stackPointer-2])[0];
frame->stackPointer -= 2;
}
frame->pc++;
break;

case JOP_FADD:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.127\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((float *)&frame->stack[frame->stackPointer-2])[0] += ((float *)&frame->stack[frame->stackPointer-1])[0];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_DADD:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.128\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((double *)&frame->stack[frame->stackPointer-4])[0] += ((double *)&frame->stack[frame->stackPointer-2])[0];
frame->stackPointer-=2;
}
frame->pc++;
break;

case JOP_ISUB:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.129\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-2] -= frame->stack[frame->stackPointer-1];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_LSUB:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.130\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((signed long long *)&frame->stack[frame->stackPointer-4])[0] -= ((signed long long *)&frame->stack[frame->stackPointer-2])[0];
frame->stackPointer -= 2;
}
frame->pc++;
break;

case JOP_FSUB:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.131\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((float *)&frame->stack[frame->stackPointer-2])[0] -= ((float *)&frame->stack[frame->stackPointer-1])[0];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_DSUB:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.132\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((double *)&frame->stack[frame->stackPointer-4])[0] -= ((double *)&frame->stack[frame->stackPointer-2])[0];
frame->stackPointer-=2;
}
frame->pc++;
break;

case JOP_IMUL:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.133\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-2] *= frame->stack[frame->stackPointer-1];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_LMUL:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.134\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((signed long long *)&frame->stack[frame->stackPointer-4])[0] *= ((signed long long *)&frame->stack[frame->stackPointer-2])[0];
frame->stackPointer -= 2;
}
frame->pc++;
break;

case JOP_FMUL:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.135\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((float *)&frame->stack[frame->stackPointer-2])[0] *= ((float *)&frame->stack[frame->stackPointer-1])[0];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_DMUL:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.136\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((double *)&frame->stack[frame->stackPointer-4])[0] *= ((double *)&frame->stack[frame->stackPointer-2])[0];
frame->stackPointer-=2;
}
frame->pc++;
break;

case JOP_IDIV:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.137\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else if(!frame->stack[frame->stackPointer-1]) {
JA_DEBUG("Interpreter.exception.138\n");
RaiseException(env, "java/lang/ArithmeticException", NULL);
}
else {
frame->stack[frame->stackPointer-2] /= frame->stack[frame->stackPointer-1];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_LDIV:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.139\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else if(!((signed long long *)&frame->stack[frame->stackPointer-2])[0]) {
JA_DEBUG("Interpreter.exception.140\n");
RaiseException(env, "java/lang/ArithmeticException", NULL);
}
else {
((signed long long *)&frame->stack[frame->stackPointer-4])[0] /= ((signed long long *)&frame->stack[frame->stackPointer-2])[0];
frame->stackPointer -= 2;
}
frame->pc++;
break;

case JOP_FDIV:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.141\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((float *)&frame->stack[frame->stackPointer-2])[0] /= ((float *)&frame->stack[frame->stackPointer-1])[0];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_DDIV:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.142\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((double *)&frame->stack[frame->stackPointer-4])[0] /= ((double *)&frame->stack[frame->stackPointer-2])[0];
frame->stackPointer-=2;
}
frame->pc++;
break;

case JOP_IREM:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.143\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else if(!frame->stack[frame->stackPointer-1]) {
JA_DEBUG("Interpreter.exception.144\n");
RaiseException(env, "java/lang/ArithmeticException", NULL);
}
else {
frame->stack[frame->stackPointer-2] %= frame->stack[frame->stackPointer-1];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_LREM:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.145\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else if(!((signed long long *)&frame->stack[frame->stackPointer-2])[0]) {
JA_DEBUG("Interpreter.exception.146\n");
RaiseException(env, "java/lang/ArithmeticException", NULL);
}
else {
((signed long long *)&frame->stack[frame->stackPointer-4])[0] %= ((signed long long *)&frame->stack[frame->stackPointer-2])[0];
frame->stackPointer -= 2;
}
frame->pc++;
break;

case JOP_FREM:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.147\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((float *)&frame->stack[frame->stackPointer-2])[0] = Jop_Frem(env, ((float *)&frame->stack[frame->stackPointer-2])[0], ((float *)&frame->stack[frame->stackPointer-1])[0]);
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_DREM:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.148\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((double *)&frame->stack[frame->stackPointer-4])[0] = Jop_Drem(env, ((double *)&frame->stack[frame->stackPointer-4])[0], ((double *)&frame->stack[frame->stackPointer-2])[0]);
frame->stackPointer-=2;
}
frame->pc++;
break;

case JOP_INEG:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.149\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stack[frame->stackPointer-1] = -frame->stack[frame->stackPointer-1];
frame->pc++;
break;

case JOP_LNEG:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.150\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
((signed long long *)&frame->stack[frame->stackPointer-2])[0] = -((signed long long *)&frame->stack[frame->stackPointer-2])[0];
frame->pc++;
break;

case JOP_FNEG:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.151\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
((float *)&frame->stack[frame->stackPointer-1])[0] = -((float *)&frame->stack[frame->stackPointer-1])[0];
frame->pc++;
break;

case JOP_DNEG:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.152\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
((double *)&frame->stack[frame->stackPointer-2])[0] = -((double *)&frame->stack[frame->stackPointer-2])[0];
frame->pc++;
break;

case JOP_ISHL:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.153\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = frame->stack[--frame->stackPointer] & 0x1F;
frame->stack[frame->stackPointer-1] <<= addr;
}
frame->pc++;
break;

case JOP_LSHL:
if(frame->stackPointer < 3) {
JA_DEBUG("Interpreter.exception.154\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = frame->stack[--frame->stackPointer] & 0x3F;
((signed long long *)&frame->stack[frame->stackPointer-2])[0] <<= addr;
}
frame->pc++;
break;

case JOP_ISHR:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.155\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = frame->stack[--frame->stackPointer] & 0x1F;
addr2 = frame->stack[frame->stackPointer-1] & 0x80000000;

for(wide=0; wide<addr; wide++) {
frame->stack[frame->stackPointer-1] >>= 1;
frame->stack[frame->stackPointer-1] |= addr2;
}
wide=0;
}
frame->pc++;
break;

case JOP_LSHR:
if(frame->stackPointer < 3) {
JA_DEBUG("Interpreter.exception.156\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = frame->stack[--frame->stackPointer] & 0x3F;
addr2 = 0;
if(frame->stack[frame->stackPointer-2] & 0x80000000) addr2=1;

for(wide=0; wide<addr; wide++) {
((signed long long *)&frame->stack[frame->stackPointer-2])[0] >>= 1;
if(addr2) frame->stack[frame->stackPointer-2] |= 0x80000000;
}
wide=0;
}
frame->pc++;
break;

case JOP_IUSHR:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.157\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = frame->stack[--frame->stackPointer] & 0x1F;
frame->stack[frame->stackPointer-1] >>= addr;
}
frame->pc++;
break;

case JOP_LUSHR:
if(frame->stackPointer < 3) {
JA_DEBUG("Interpreter.exception.158\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = frame->stack[--frame->stackPointer] & 0x3F;
((unsigned long long *)&frame->stack[frame->stackPointer-2])[0] >>= addr;
}
frame->pc++;
break;

case JOP_IAND:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.159\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-2] &= frame->stack[frame->stackPointer-1];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_LAND:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.160\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-4] &= frame->stack[frame->stackPointer-2];
frame->stack[frame->stackPointer-3] &= frame->stack[frame->stackPointer-1];
frame->stackPointer-=2;
}
frame->pc++;
break;

case JOP_IOR:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.161\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-2] |= frame->stack[frame->stackPointer-1];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_LOR:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.162\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-4] |= frame->stack[frame->stackPointer-2];
frame->stack[frame->stackPointer-3] |= frame->stack[frame->stackPointer-1];
frame->stackPointer-=2;
}
frame->pc++;
break;

case JOP_IXOR:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.163\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-2] ^= frame->stack[frame->stackPointer-1];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_LXOR:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.164\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-4] ^= frame->stack[frame->stackPointer-2];
frame->stack[frame->stackPointer-3] ^= frame->stack[frame->stackPointer-1];
frame->stackPointer-=2;
}
frame->pc++;
break;

case JOP_IINC:
if(wide) {
addr = (((unsigned long)method->code[frame->pc+1])<<8) | ((unsigned long)method->code[frame->pc+2]);
addr2= (signed long)((signed short)((((unsigned short)method->code[frame->pc+3])<<8) | ((unsigned short)method->code[frame->pc+4])));
}
else {
addr = ((unsigned long)method->code[frame->pc+1]);
addr2= ((signed long)((signed char)method->code[frame->pc+2]));
}

frame->locals[addr] += addr2;
frame->pc+=3 + (wide)*2;
break;

case JOP_I2L:
if((frame->stackPointer < 1) || (frame->stackPointer >= frame->stackSize)) {
JA_DEBUG("Interpreter.exception.165\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer] = frame->stack[frame->stackPointer-1];
if(frame->stack[frame->stackPointer] & 0x80000000)
frame->stack[frame->stackPointer-1] = 0xFFFFFFFF;
else
frame->stack[frame->stackPointer-1] = 0;
frame->stackPointer++;
}
frame->pc++;
break;

case JOP_I2F:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.166\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((float *)&frame->stack[frame->stackPointer-1])[0] = (float)((signed long)frame->stack[frame->stackPointer-1]);
}
frame->pc++;
break;

case JOP_I2D:
if((frame->stackPointer < 1) || (frame->stackPointer >= frame->stackSize)) {
JA_DEBUG("Interpreter.exception.167\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((double *)&frame->stack[frame->stackPointer-1])[0] = (double)((signed long)frame->stack[frame->stackPointer-1]);
frame->stackPointer++;
}
frame->pc++;
break;

case JOP_L2I:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.168\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-2] = frame->stack[frame->stackPointer-1];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_L2F:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.169\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((float *)&frame->stack[frame->stackPointer-2])[0] = (float)((signed long long *)&frame->stack[frame->stackPointer-2])[0];
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_L2D:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.170\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((double *)&frame->stack[frame->stackPointer-2])[0] = (double)((signed long long *)&frame->stack[frame->stackPointer-2])[0];
}
frame->pc++;
break;

case JOP_F2I:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.171\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-1] = (signed long)(((float *)&frame->stack[frame->stackPointer-1])[0]);
}
frame->pc++;
break;

case JOP_F2L:
if((frame->stackPointer < 1) || (frame->stackPointer >= frame->stackSize)) {
JA_DEBUG("Interpreter.exception.172\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((signed long long *)&frame->stack[frame->stackPointer-1])[0] = (signed long long)(((float *)&frame->stack[frame->stackPointer-1])[0]);
frame->stackPointer++;
}
frame->pc++;
break;

case JOP_F2D:
if((frame->stackPointer < 1) || (frame->stackPointer >= frame->stackSize)) {
JA_DEBUG("Interpreter.exception.173\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((double *)&frame->stack[frame->stackPointer-1])[0] = (double)(((float *)&frame->stack[frame->stackPointer-1])[0]);
frame->stackPointer++;
}
frame->pc++;
break;

case JOP_D2I:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.174\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer-2] = (signed long)(((double *)&frame->stack[frame->stackPointer-2])[0]);
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_D2L:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.175\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((signed long long *)&frame->stack[frame->stackPointer-2])[0] = (signed long long)(((double *)&frame->stack[frame->stackPointer-2])[0]);
}
frame->pc++;
break;

case JOP_D2F:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.176\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
((float *)&frame->stack[frame->stackPointer-2])[0] = (float)(((double *)&frame->stack[frame->stackPointer-2])[0]);
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_I2B:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.177\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stack[frame->stackPointer-1] = (signed long)((signed char)frame->stack[frame->stackPointer-1]);
frame->pc++;
break;

case JOP_I2C:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.178\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stack[frame->stackPointer-1] = frame->stack[frame->stackPointer-1] & 0x0000FFFF;
frame->pc++;
break;

case JOP_I2S:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.179\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else
frame->stack[frame->stackPointer-1] = (signed long)((signed short)frame->stack[frame->stackPointer-1]);
frame->pc++;
break;

case JOP_LCMP:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.180\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
if(((signed long long *)&frame->stack[frame->stackPointer-4])[0] > ((signed long long *)&frame->stack[frame->stackPointer-2])[0])
frame->stack[frame->stackPointer-4] = 1;
else if(((signed long long *)&frame->stack[frame->stackPointer-4])[0] < ((signed long long *)&frame->stack[frame->stackPointer-2])[0])
frame->stack[frame->stackPointer-4] = 0xFFFFFFFF;
else
frame->stack[frame->stackPointer-4] = 0;
frame->stackPointer -= 3;
}
frame->pc++;
break;

case JOP_FCMPL:
case JOP_FCMPG:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.181\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
if(((float *)&frame->stack[frame->stackPointer-2])[0] > ((float *)&frame->stack[frame->stackPointer-1])[0])
frame->stack[frame->stackPointer-2] = 1;
else if(((float *)&frame->stack[frame->stackPointer-2])[0] < ((float *)&frame->stack[frame->stackPointer-1])[0])
frame->stack[frame->stackPointer-2] = 0xFFFFFFFF;
else if(((float *)&frame->stack[frame->stackPointer-2])[0] == ((float *)&frame->stack[frame->stackPointer-1])[0])
frame->stack[frame->stackPointer-2] = 0;
else
frame->stack[frame->stackPointer-2] = (method->code[frame->pc] == JOP_FCMPL)?0xFFFFFFFF:1;
frame->stackPointer--;
}
frame->pc++;
break;

case JOP_DCMPL:
case JOP_DCMPG:
if(frame->stackPointer < 4) {
JA_DEBUG("Interpreter.exception.182\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
if(((double *)&frame->stack[frame->stackPointer-4])[0] > ((double *)&frame->stack[frame->stackPointer-2])[0])
frame->stack[frame->stackPointer-4] = 1;
else if(((double *)&frame->stack[frame->stackPointer-4])[0] < ((double *)&frame->stack[frame->stackPointer-2])[0])
frame->stack[frame->stackPointer-4] = 0xFFFFFFFF;
else if(((double *)&frame->stack[frame->stackPointer-4])[0] == ((double *)&frame->stack[frame->stackPointer-2])[0])
frame->stack[frame->stackPointer-4] = 0;
else
frame->stack[frame->stackPointer-4] = (method->code[frame->pc] == JOP_FCMPL)?0xFFFFFFFF:1;
frame->stackPointer-=3;
}
frame->pc++;
break;

case JOP_IF_ICMPEQ:
case JOP_IF_ICMPNE:
case JOP_IF_ICMPLT:
case JOP_IF_ICMPLE:
case JOP_IF_ICMPGT:
case JOP_IF_ICMPGE:
case JOP_IF_ACMPEQ:
case JOP_IF_ACMPNE:
if(frame->stackPointer < 2) {
JA_DEBUG("Interpreter.exception.183\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
frame->pc+=3;
break;
}

frame->stack[frame->stackPointer-2] -= frame->stack[frame->stackPointer-1];
frame->stackPointer--;

case JOP_IFEQ:
case JOP_IFNE:
case JOP_IFLT:
case JOP_IFLE:
case JOP_IFGT:
case JOP_IFGE:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.184\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = (signed long)((signed short)((((unsigned short)method->code[frame->pc+1])<<8) | ((unsigned short)method->code[frame->pc+2])));
addr2 = frame->stack[--frame->stackPointer];
wide = 0;

switch(method->code[frame->pc]) {
case JOP_IFEQ:
case JOP_IF_ICMPEQ:
case JOP_IF_ACMPEQ:
if(addr2 == 0) wide=1;
break;
case JOP_IFNE:
case JOP_IF_ICMPNE:
case JOP_IF_ACMPNE:
if(addr2 != 0) wide=1;
break;
case JOP_IFLT:
case JOP_IF_ICMPLT:
if((signed long)addr2 < 0) wide=1;
break;
case JOP_IFLE:
case JOP_IF_ICMPLE:
if((signed long)addr2 <= 0) wide=1;
break;
case JOP_IFGT:
case JOP_IF_ICMPGT:
if((signed long)addr2 > 0) wide=1;
break;
case JOP_IFGE:
case JOP_IF_ICMPGE:
if((signed long)addr2 >= 0) wide=1;
break;
}
if(wide)
frame->pc += addr;
else
frame->pc += 3;
wide = 0;
}
break;

case JOP_GOTO:
addr = (signed long)((signed short)((((unsigned short)method->code[frame->pc+1])<<8) | ((unsigned short)method->code[frame->pc+2])));
frame->pc += addr;
break;

case JOP_JSR:
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.185\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
frame->pc+=3;
}
else {
addr = (signed long)((signed short)((((unsigned short)method->code[frame->pc+1])<<8) | ((unsigned short)method->code[frame->pc+2])));
frame->stack[frame->stackPointer++] = frame->pc+3;
frame->pc += addr;
}
break;

case JOP_RET:
if(wide)
addr = (((unsigned long)method->code[frame->pc+1])<<8) | ((unsigned long)method->code[frame->pc+2]);
else
addr = ((unsigned long)method->code[frame->pc+1]);

frame->pc = frame->locals[addr];
break;

case JOP_TABLESWITCH:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.186\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
frame->pc++;
break;
}

frame->stackPointer--;
// "default" address:
wide = ((unsigned long *)&method->code[(frame->pc+4)&0xFFFFFFFC])[0];
// "low" and "high":
addr = ((unsigned long *)&method->code[(frame->pc+4)&0xFFFFFFFC])[1];
addr2= ((unsigned long *)&method->code[(frame->pc+4)&0xFFFFFFFC])[2];

// Check, if we need to jump to "default" address:
if(((signed long)frame->stack[frame->stackPointer] < (signed long)addr) || ((signed long)frame->stack[frame->stackPointer] > (signed long)addr2)) {
frame->pc += wide;
wide = 0;
break;
}

// Otherwise, jump to an entry in the code:
wide = ((unsigned long *)&method->code[(frame->pc+4)&0xFFFFFFFC])[3 + frame->stack[frame->stackPointer] - addr];
frame->pc += wide;
wide = 0;
break;

case JOP_LOOKUPSWITCH:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.187\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
frame->pc++;
break;
}

frame->stackPointer--;
// "default" address:
wide = ((unsigned long *)&method->code[(frame->pc+4)&0xFFFFFFFC])[0];
// Number of entries:
addr = ((unsigned long *)&method->code[(frame->pc+4)&0xFFFFFFFC])[1];

for(addr2=0; addr2<addr; addr2++) {
if(frame->stack[frame->stackPointer] == ((unsigned long *)&method->code[(frame->pc+4)&0xFFFFFFFC])[2 + 2*addr2]) {
frame->pc += ((signed long *)&method->code[(frame->pc+4)&0xFFFFFFFC])[3+2*addr2];
wide = 0;
break;
}
}

// If no match, go to default
if(wide) {
frame->pc += wide;
wide = 0;
}
break;

case JOP_IRETURN:
case JOP_FRETURN:
case JOP_ARETURN:
if(frame->prev) {
// Load previous frame & method
if(frame->flags & METHODFRAME_FLAG_RETURN) return;
addr = frame->stack[--frame->stackPointer];
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
thrd->currentFrame = frame;
// COME BACK !!!! remove old Frame !!!
frame->stack[frame->stackPointer++] = addr;
if(method->flags & METHOD_FLAG_NATIVE) return;
}
else {
return;
}
break;

case JOP_LRETURN:
case JOP_DRETURN:
if(frame->prev) {
// Load previous frame & method
if(frame->flags & METHODFRAME_FLAG_RETURN) return;
addr2 = frame->stack[--frame->stackPointer];
addr = frame->stack[--frame->stackPointer];
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
thrd->currentFrame = frame;
// COME BACK !!!! remove old Frame !!!
frame->stack[frame->stackPointer++] = addr;
frame->stack[frame->stackPointer++] = addr2;
if(method->flags & METHOD_FLAG_NATIVE) return;
}
else {
return;
}
break;

case JOP_RETURN:
if(frame->prev) {
// Load previous frame & method
if(frame->flags & METHODFRAME_FLAG_RETURN) return;
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
thrd->currentFrame = frame;
if(method->flags & METHOD_FLAG_NATIVE) return;
}
else {
return;
}
break;

case JOP_GETSTATIC:
addr = (((unsigned int)method->code[frame->pc + 1]) << 8) | ((unsigned int)method->code[frame->pc + 2]);
Jop_GetStatic(env, method, frame, addr);
frame->pc+=3;
break;

case JOP_PUTSTATIC:
addr = (((unsigned int)method->code[frame->pc + 1]) << 8) | ((unsigned int)method->code[frame->pc + 2]);
Jop_PutStatic(env, method, frame, addr);
frame->pc+=3;
break;

case JOP_GETFIELD:
addr = (((unsigned int)method->code[frame->pc + 1]) << 8) | ((unsigned int)method->code[frame->pc + 2]);
Jop_GetField(env, method, frame, addr);
frame->pc+=3;
break;

case JOP_PUTFIELD:
addr = (((unsigned int)method->code[frame->pc + 1]) << 8) | ((unsigned int)method->code[frame->pc + 2]);
Jop_PutField(env, method, frame, addr);
frame->pc+=3;
break;

case JOP_INVOKEVIRTUAL:
addr = (((unsigned int)method->code[frame->pc + 1]) << 8) | ((unsigned int)method->code[frame->pc + 2]);
frame->pc+=3;
nextFrame = Jop_InvokeVirtual(env, method, frame, addr);
if(!nextFrame) {
// JA_DEBUG("Interpreter.exception.188\n");
// RaiseException(env, "java/lang/VirtualMachineError", NULL);
break;
}
frame = nextFrame;

method = frame->runningMethod;
thrd->currentFrame = frame;
if(method->flags & METHOD_FLAG_NATIVE) {
RunMethod(env, method, frame);
switch(method->returnType) {
case 0:
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
break;
case 1:
addr = frame->stack[--frame->stackPointer];
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
frame->stack[frame->stackPointer++] = addr;
break;
case 2:
addr2 = frame->stack[--frame->stackPointer];
addr = frame->stack[--frame->stackPointer];
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
frame->stack[frame->stackPointer++] = addr;
frame->stack[frame->stackPointer++] = addr2;
break;
}
}
break;

case JOP_INVOKESPECIAL:
addr = (((unsigned int)method->code[frame->pc + 1]) << 8) | ((unsigned int)method->code[frame->pc + 2]);
frame->pc += 3;
nextFrame = Jop_InvokeSpecial(env, method, frame, addr);
if(!nextFrame) {
// JA_DEBUG("Interpreter.exception.189\n");
// RaiseException(env, "java/lang/VirtualMachineError", NULL);
break;
}
frame = nextFrame;
method = frame->runningMethod;
thrd->currentFrame = frame;
if(!method) {
JA_DEBUG("Interpreter.exception.190\n");
RaiseException(env, "java/lang/NoSuchMethodException", NULL);
break;
}
if(method->flags & METHOD_FLAG_NATIVE) {
RunMethod(env, method, frame);
switch(method->returnType) {
case 0:
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
break;
case 1:
addr = frame->stack[--frame->stackPointer];
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
frame->stack[frame->stackPointer++] = addr;
break;
case 2:
addr2 = frame->stack[--frame->stackPointer];
addr = frame->stack[--frame->stackPointer];
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
frame->stack[frame->stackPointer++] = addr;
frame->stack[frame->stackPointer++] = addr2;
break;
}
}
break;

case JOP_INVOKESTATIC:
addr = (((unsigned int)method->code[frame->pc + 1]) << 8) | ((unsigned int)method->code[frame->pc + 2]);
frame->pc += 3;
nextFrame = Jop_InvokeStatic(env, method, frame, addr);
if(!nextFrame) {
// JA_DEBUG("Interpreter.exception.191\n");
// RaiseException(env, "java/lang/VirtualMachineError", NULL);
break;
}
frame = nextFrame;
method = frame->runningMethod;
thrd->currentFrame = frame;
if(method->flags & METHOD_FLAG_NATIVE) {
RunMethod(env, method, frame);
switch(method->returnType) {
case 0:
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
break;
case 1:
addr = frame->stack[--frame->stackPointer];
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
frame->stack[frame->stackPointer++] = addr;
break;
case 2:
addr2 = frame->stack[--frame->stackPointer];
addr = frame->stack[--frame->stackPointer];
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
frame->stack[frame->stackPointer++] = addr;
frame->stack[frame->stackPointer++] = addr2;
break;
}
}
break;

case JOP_INVOKEINTERFACE:
addr = (((unsigned int)method->code[frame->pc + 1]) << 8) | ((unsigned int)method->code[frame->pc + 2]);
frame->pc += 5;
nextFrame = Jop_InvokeInterface(env, method, frame, addr);
if(!nextFrame) {
// JA_DEBUG("Interpreter.exception.192\n");
// RaiseException(env, "java/lang/AbstractMethodError", NULL);
break;
}
frame = nextFrame;
method = frame->runningMethod;
thrd->currentFrame = frame;
if(method->flags & METHOD_FLAG_NATIVE) {
RunMethod(env, method, frame);
switch(method->returnType) {
case 0:
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
break;
case 1:
addr = frame->stack[--frame->stackPointer];
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
frame->stack[frame->stackPointer++] = addr;
break;
case 2:
addr2 = frame->stack[--frame->stackPointer];
addr = frame->stack[--frame->stackPointer];
frame = RemoveAndPrev(env, frame);
method = frame->runningMethod;
frame->stack[frame->stackPointer++] = addr;
frame->stack[frame->stackPointer++] = addr2;
break;
}
}
break;

case JOP_NEW:
addr = (((unsigned int)method->code[frame->pc + 1]) << 8) | ((unsigned int)method->code[frame->pc + 2]);
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.193\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
frame->stack[frame->stackPointer++] = (unsigned long)Jop_New(env, method, addr);
}
frame->pc += 3;
break;

case JOP_NEWARRAY:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.194\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr2 = (unsigned long)method->code[frame->pc+1];
addr = frame->stack[--frame->stackPointer];
if((signed long)addr < 0) {
JA_DEBUG("Interpreter.exception.195\n");
RaiseException(env, "java/lang/NegativeArraySizeException", NULL);
}
else {
switch(addr2) {
case 4: // T_BOOLEAN
wide = (int)(*env)->NewBooleanArray(env, addr);
break;
case 5: // T_CHAR
wide = (int)(*env)->NewCharArray(env, addr);
break;
case 6: // T_FLOAT
wide = (int)(*env)->NewFloatArray(env, addr);
break;
case 7: // T_DOUBLE
wide = (int)(*env)->NewDoubleArray(env, addr);
break;
case 8: // T_BYTE
wide = (int)(*env)->NewByteArray(env, addr);
break;
case 9: // T_SHORT
wide = (int)(*env)->NewShortArray(env, addr);
break;
case 10: // T_INT
wide = (int)(*env)->NewIntArray(env, addr);
break;
case 11: // T_LONG
wide = (int)(*env)->NewLongArray(env, addr);
break;
default:
wide = 0;
break;
}
frame->stack[frame->stackPointer++] = wide;
wide = 0;
}
}
frame->pc+=2;
break;

case JOP_ANEWARRAY:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.196\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = (((unsigned long)method->code[frame->pc+1])<<8) | ((unsigned long)method->code[frame->pc+2]);
addr2 = frame->stack[--frame->stackPointer];

addr = (unsigned long)Jop_AnewArray(env, method, addr, addr2);
frame->stack[frame->stackPointer++] = addr;
}
frame->pc += 3;
break;

case JOP_ARRAYLENGTH:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.197\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = frame->stack[--frame->stackPointer];
frame->stack[frame->stackPointer++] = (*env)->GetArrayLength(env, (jarray)addr);
}
frame->pc++;
break;

case JOP_ATHROW:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.198\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
JA_DEBUG("Setting exception on frame: %lx\n", frame);
addr = frame->stack[--frame->stackPointer];
thrd->exception = (HEAPHANDLE)addr;
}
frame->pc++;
break;

case JOP_CHECKCAST:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.199\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = (((unsigned long)method->code[frame->pc+1])<<8) | ((unsigned long)method->code[frame->pc+2]);
addr2 = frame->stack[frame->stackPointer-1];

if(addr2) {
if(!Jop_CheckCast(env, method, addr, (jobject)addr2)) {
JA_DEBUG("Interpreter.exception.200\n");
RaiseException(env, "java/lang/ClassCastException", NULL);
}
}
}
frame->pc += 3;
break;

case JOP_INSTANCEOF:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.201\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = (((unsigned long)method->code[frame->pc+1])<<8) | ((unsigned long)method->code[frame->pc+2]);
addr2 = frame->stack[frame->stackPointer-1];

if(addr2)
frame->stack[frame->stackPointer-1] = Jop_CheckCast(env, method, addr, (jobject)addr2);
else
frame->stack[frame->stackPointer-1] = 0;
}
frame->pc += 3;
break;

case JOP_MONITORENTER:
//JA_DEBUG("interpreter JOP_MONITORENTER on addr: %lx\n", addr);
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.202\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = frame->stack[--frame->stackPointer];
if(!IsValidHeap(*vm, (HEAPHANDLE)addr)) {
JA_DEBUG("Interpreter.exception.203 on addr: %lx\n", addr);
RaiseException(env, "java/lang/NullPointerException", "Can't enter monitor on null");
}
else {
(*env)->MonitorEnter(env, (jobject)addr);
}
}
frame->pc++;
break;
case JOP_MONITOREXIT:
//JA_DEBUG("interpreter JOP_MONITOR_EXIT on addr: %lx\n", addr);
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.204\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
addr = frame->stack[--frame->stackPointer];
if(!IsValidHeap(*vm, (HEAPHANDLE)addr)) {
JA_DEBUG("Interpreter.exception.205\n");
RaiseException(env, "java/lang/NullPointerException", "Can't exit monitor on null");
}
else
if((*env)->MonitorExit(env, (jobject)addr) != JNI_OK) {
JA_DEBUG("Interpreter.exception.206\n");
RaiseException(env, "java/lang/IllegalMonitorStateException", NULL);
}
}
frame->pc++;
break;

case JOP_WIDE:
wide = 2;
frame->pc+=1;
break;

case JOP_MULTIANEWARRAY:
addr = (((unsigned long)method->code[frame->pc+1])<<8) | ((unsigned long)method->code[frame->pc+2]);
addr2= ((unsigned long)method->code[frame->pc+3]);

if(frame->stackPointer < addr2) {
JA_DEBUG("Interpreter.exception.207\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
}
else {
Jop_MultiANewArray(env, method, frame, addr, addr2);
}
frame->pc+=4;
break;

case JOP_IFNULL:
case JOP_IFNONNULL:
if(frame->stackPointer < 1) {
JA_DEBUG("Interpreter.exception.208\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
frame->pc+=3;
}
else {
addr = (signed long)((signed short)((((unsigned short)method->code[frame->pc+1])<<8) | ((unsigned short)method->code[frame->pc+2])));
addr2 = frame->stack[--frame->stackPointer];
wide = 0;

switch(method->code[frame->pc]) {
case JOP_IFNULL:
if(!IsValidHeap(*vm, (HEAPHANDLE)addr2)) wide=1;
break;
case JOP_IFNONNULL:
if(IsValidHeap(*vm, (HEAPHANDLE)addr2)) wide=1;
break;
}
if(wide)
frame->pc += addr;
else
frame->pc += 3;
wide = 0;
}
break;

case JOP_GOTO_W:
addr = (((unsigned long)method->code[frame->pc+1])<<24) | (((unsigned long)method->code[frame->pc+2])<<16) | (((unsigned long)method->code[frame->pc+3])<<8) | ((unsigned long)method->code[frame->pc+4]);
frame->pc += addr;
break;

case JOP_JSR_W:
if(frame->stackPointer >= frame->stackSize) {
JA_DEBUG("Interpreter.exception.209\n");
RaiseException(env, "java/lang/StackOverflowError", NULL);
frame->pc+=3;
}
else {
addr = (((unsigned long)method->code[frame->pc+1])<<24) | (((unsigned long)method->code[frame->pc+2])<<16) | (((unsigned long)method->code[frame->pc+3])<<8) | ((unsigned long)method->code[frame->pc+4]);
frame->stack[frame->stackPointer++] = frame->pc+3;
frame->pc += addr;
}
break;

default: // If unknown command, raise exception
JA_DEBUG("ClassFormatError END\n");
JA_DEBUG("Interpreter.exception.210\n");
RaiseException(env, "java/lang/ClassFormatError", "unsupported java bytecode");
break;
}
}
}





Change log

r330 by joakim.nordstrom on Jan 27, 2014   Diff
Merge between 201_JAmigaNet and trunk,
r329.
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Older revisions

r189 by joakim.nordstrom on Mar 25, 2011   Diff
Fixed code and decl mix.
r146 by joakim.nordstrom on Nov 14, 2010   Diff
Many changes:
Tabs to spaces.
Changes for Classpath 0.98
Various bugs.

r121 by joakim.nordstrom on Sep 28, 2010   Diff
Added null-pointer exception.

All revisions of this file

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