Java tutorial
/* * Copyright (c) 2012, Codename One and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Codename One designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Codename One through http://www.codenameone.com/ if you * need additional information or have any questions. */ package com.codename1.tools.translator.bytecodes; import java.util.List; import org.objectweb.asm.Opcodes; /** * * @author Shai Almog */ public class BasicInstruction extends Instruction implements AssignableExpression { private final int value; private int maxStack; private int maxLocals; private static boolean synchronizedMethod; private static boolean staticMethod; private static String className; public BasicInstruction(int opcode, int value) { super(opcode); this.value = value; } public int getValue() { return value; } public static void setSynchronizedMethod(boolean b, boolean stat, String cls) { synchronizedMethod = b; staticMethod = stat; className = cls; } public void setMaxes(int maxStack, int maxLocals) { this.maxLocals = maxLocals; this.maxStack = maxStack; } private void appendSynchronized(StringBuilder b) { if (synchronizedMethod) { if (staticMethod) { b.append(" monitorExit(threadStateData, (JAVA_OBJECT)&class__"); b.append(className); b.append(");\n"); } else { b.append(" monitorExit(threadStateData, __cn1ThisObject);\n"); } } } @Override public boolean isConstant() { switch (opcode) { case Opcodes.ACONST_NULL: case Opcodes.ICONST_0: case Opcodes.ICONST_1: case Opcodes.ICONST_2: case Opcodes.ICONST_3: case Opcodes.ICONST_4: case Opcodes.ICONST_5: case Opcodes.ICONST_M1: case Opcodes.FCONST_0: case Opcodes.FCONST_1: case Opcodes.FCONST_2: case Opcodes.DCONST_0: case Opcodes.DCONST_1: case Opcodes.LCONST_0: case Opcodes.LCONST_1: case Opcodes.LDC: return true; } return super.isConstant(); } @Override public void appendInstruction(StringBuilder b, List<Instruction> instructions) { switch (opcode) { case Opcodes.NOP: break; case Opcodes.ACONST_NULL: b.append(" PUSH_POINTER(JAVA_NULL); /* ACONST_NULL */\n"); break; case Opcodes.ICONST_M1: b.append(" PUSH_INT(-1); /* ICONST_M1 */\n"); break; case Opcodes.ICONST_0: b.append(" PUSH_INT(0); /* ICONST_0 */\n"); break; case Opcodes.ICONST_1: b.append(" PUSH_INT(1); /* ICONST_1 */\n"); break; case Opcodes.ICONST_2: b.append(" PUSH_INT(2); /* ICONST_2 */\n"); break; case Opcodes.ICONST_3: b.append(" PUSH_INT(3); /* ICONST_3 */\n"); break; case Opcodes.ICONST_4: b.append(" PUSH_INT(4); /* ICONST_4 */\n"); break; case Opcodes.ICONST_5: b.append(" PUSH_INT(5); /* ICONST_5 */\n"); break; case Opcodes.LCONST_0: b.append(" PUSH_LONG(0); /* LCONST_0 */\n"); break; case Opcodes.LCONST_1: b.append(" PUSH_LONG(1); /* LCONST_1 */\n"); break; case Opcodes.FCONST_0: b.append(" PUSH_FLOAT(0); /* FCONST_0 */\n"); break; case Opcodes.FCONST_1: b.append(" PUSH_FLOAT(1); /* FCONST_1 */\n"); break; case Opcodes.FCONST_2: b.append(" PUSH_FLOAT(2); /* FCONST_2 */\n"); break; case Opcodes.DCONST_0: b.append(" PUSH_DOUBLE(0); /* DCONST_0 */\n"); break; case Opcodes.DCONST_1: b.append(" PUSH_DOUBLE(1); /* DCONST_1 */\n"); break; case Opcodes.BALOAD: b.append(" { CHECK_ARRAY_ACCESS(2, SP[-1].data.i); /* BALOAD */ \n" + " SP--; SP[-1].type = CN1_TYPE_INT; \n" + " SP[-1].data.i = ((JAVA_ARRAY_BYTE*) (*(JAVA_ARRAY)SP[-1].data.o).data)[(*SP).data.i]; \n" + " }\n"); break; case Opcodes.CALOAD: b.append(" CHECK_ARRAY_ACCESS(2, SP[-1].data.i); /* CALOAD */\n" + " SP--; SP[-1].type = CN1_TYPE_INT; \n" + " SP[-1].data.i = ((JAVA_ARRAY_CHAR*) (*(JAVA_ARRAY)SP[-1].data.o).data)[(*SP).data.i];\n"); break; case Opcodes.IALOAD: b.append(" CHECK_ARRAY_ACCESS(2, SP[-1].data.i); /* IALOAD */\n" + " SP--; SP[-1].type = CN1_TYPE_INT; \n" + " SP[-1].data.i = ((JAVA_ARRAY_INT*) (*(JAVA_ARRAY)SP[-1].data.o).data)[(*SP).data.i];\n"); break; case Opcodes.SALOAD: b.append(" CHECK_ARRAY_ACCESS(2, SP[-1].data.i); \n" + " SP--; SP[-1].type = CN1_TYPE_INT; \n" + " SP[-1].data.i = ((JAVA_ARRAY_SHORT*) (*(JAVA_ARRAY)SP[-1].data.o).data)[(*SP).data.i]; /* SALOAD */\n"); break; case Opcodes.LALOAD: b.append(" CHECK_ARRAY_ACCESS(2, SP[-1].data.i); /* LALOAD */\n" + " SP--; SP[-1].type = CN1_TYPE_LONG; \n" + " SP[-1].data.l = LONG_ARRAY_LOOKUP((JAVA_ARRAY)SP[-1].data.o, (*SP).data.i);\n"); break; case Opcodes.FALOAD: b.append(" CHECK_ARRAY_ACCESS(2, SP[-1].data.i); /* FALOAD */\n" + " SP--; SP[-1].type = CN1_TYPE_FLOAT; \n" + " SP[-1].data.f = FLOAT_ARRAY_LOOKUP((JAVA_ARRAY)SP[-1].data.o, (*SP).data.i);\n"); break; case Opcodes.DALOAD: b.append(" CHECK_ARRAY_ACCESS(2, SP[-1].data.i); /* DALOAD */\n" + " SP--; SP[-1].type = CN1_TYPE_DOUBLE; \n" + " SP[-1].data.d = DOUBLE_ARRAY_LOOKUP((JAVA_ARRAY)SP[-1].data.o, (*SP).data.i);\n"); break; case Opcodes.AALOAD: b.append(" CHECK_ARRAY_ACCESS(2, SP[-1].data.i); /* AALOAD */\n" + " SP--; SP[-1].type = CN1_TYPE_INVALID; \n" + " SP[-1].data.o = ((JAVA_ARRAY_OBJECT*) (*(JAVA_ARRAY)SP[-1].data.o).data)[(*SP).data.i]; \n" + " SP[-1].type = CN1_TYPE_OBJECT; \n"); break; case Opcodes.BASTORE: b.append(" CHECK_ARRAY_ACCESS(3, SP[-2].data.i); /* BASTORE */\n" + " ((JAVA_ARRAY_BYTE*) (*(JAVA_ARRAY)SP[-3].data.o).data)[SP[-2].data.i] = SP[-1].data.i; SP -= 3;\n"); break; case Opcodes.CASTORE: b.append(" CHECK_ARRAY_ACCESS(3, SP[-2].data.i); /* CASTORE */\n" + " ((JAVA_ARRAY_CHAR*) (*(JAVA_ARRAY)SP[-3].data.o).data)[SP[-2].data.i] = SP[-1].data.i; SP -= 3;\n\n"); break; case Opcodes.SASTORE: b.append(" CHECK_ARRAY_ACCESS(3, SP[-2].data.i); /* SASTORE */\n" + " ((JAVA_ARRAY_SHORT*) (*(JAVA_ARRAY)SP[-3].data.o).data)[SP[-2].data.i] = SP[-1].data.i; SP -= 3;\n"); break; case Opcodes.IASTORE: b.append(" CHECK_ARRAY_ACCESS(3, SP[-2].data.i); /* IASTORE */\n" + " ((JAVA_ARRAY_INT*) (*(JAVA_ARRAY)SP[-3].data.o).data)[SP[-2].data.i] = SP[-1].data.i; SP -= 3;\n"); break; case Opcodes.LASTORE: b.append(" CHECK_ARRAY_ACCESS(3, SP[-2].data.i); /* LASTORE */\n" + " LONG_ARRAY_LOOKUP((JAVA_ARRAY)SP[-3].data.o, SP[-2].data.i) = SP[-1].data.l; SP -= 3;\n"); break; case Opcodes.FASTORE: b.append(" CHECK_ARRAY_ACCESS(3, SP[-2].data.i); /* FASTORE */\n" + " FLOAT_ARRAY_LOOKUP((JAVA_ARRAY)SP[-3].data.o, SP[-2].data.i) = SP[-1].data.f; SP -= 3;\n"); break; case Opcodes.DASTORE: b.append(" CHECK_ARRAY_ACCESS(3, SP[-2].data.i); /* DASTORE */\n" + " DOUBLE_ARRAY_LOOKUP((JAVA_ARRAY)SP[-3].data.o, SP[-2].data.i) = SP[-1].data.d; SP -= 3;\n"); break; case Opcodes.AASTORE: b.append(" CHECK_ARRAY_ACCESS(3, SP[-2].data.i); { /* BC_AASTORE */\n" + " JAVA_OBJECT aastoreTmp = SP[-3].data.o; \n" + " ((JAVA_ARRAY_OBJECT*) (*(JAVA_ARRAY)aastoreTmp).data)[SP[-2].data.i] = SP[-1].data.o; \n" + " SP -= 3; }\n"); break; case Opcodes.POP: b.append(" SP--; /* POP */\n"); break; case Opcodes.POP2: b.append(" popMany(threadStateData, 2, &SP); /* POP2 */\n"); break; /*case Opcodes.DUP: b.append(" PUSH_INT(PEEK_INT(1));\n"); break; case Opcodes.DUP_X1: b.append(" DUP_X1();\n"); break; case Opcodes.DUP_X2: b.append(" DUP_X2();\n"); break;*/ case Opcodes.DUP: b.append(" BC_DUP(); /* DUP */\n"); break; case Opcodes.DUP2: b.append(" BC_DUP2(); /* DUP2 */\n"); break; case Opcodes.DUP_X1: b.append(" BC_DUP2_X1(); /* DUP_X1 */\n"); break; case Opcodes.DUP2_X1: b.append(" BC_DUP2_X1(); /* DUP2_X1 */\n"); break; case Opcodes.DUP_X2: b.append(" BC_DUP2_X2(); /* DUP_X2 */\n"); break; case Opcodes.DUP2_X2: b.append(" BC_DUP2_X2(); /* DUP2_X2 */\n"); break; case Opcodes.SWAP: b.append(" swapStack(SP); /* SWAP */\n"); break; case Opcodes.IADD: b.append(" SP--; SP[-1].data.i = SP[-1].data.i + (*SP).data.i; /* IADD */\n"); break; case Opcodes.LADD: b.append(" SP--; SP[-1].data.l = SP[-1].data.l + (*SP).data.l; /* LADD */\n"); break; case Opcodes.FADD: b.append(" SP--; SP[-1].data.f = SP[-1].data.f + (*SP).data.f; /* FADD */\n"); break; case Opcodes.DADD: b.append(" SP--; SP[-1].data.d = SP[-1].data.d + (*SP).data.d; /* DADD */\n"); break; case Opcodes.ISUB: b.append(" SP--; SP[-1].data.i = (SP[-1].data.i - (*SP).data.i); /* ISUB */\n"); break; case Opcodes.LSUB: b.append(" SP--; SP[-1].data.l = (SP[-1].data.l - (*SP).data.l); /* LSUB */\n"); break; case Opcodes.FSUB: b.append(" SP--; SP[-1].data.f = (SP[-1].data.f - (*SP).data.f); /* FSUB */\n"); break; case Opcodes.DSUB: b.append(" SP--; SP[-1].data.d = (SP[-1].data.d - (*SP).data.d); /* DSUB */\n"); break; case Opcodes.IMUL: b.append(" SP--; SP[-1].data.i = SP[-1].data.i * (*SP).data.i; /* IMUL */\n"); break; case Opcodes.LMUL: b.append(" SP--; SP[-1].data.l = SP[-1].data.l * (*SP).data.l; /* LMUL */\n"); break; case Opcodes.FMUL: b.append(" SP--; SP[-1].data.f = SP[-1].data.f * (*SP).data.f; /* FMUL */\n"); break; case Opcodes.DMUL: b.append(" SP--; SP[-1].data.d = SP[-1].data.d * (*SP).data.d; /* DMUL */\n"); break; case Opcodes.IDIV: b.append(" SP--; SP[-1].data.i = SP[-1].data.i / (*SP).data.i; /* IDIV */\n"); break; case Opcodes.LDIV: b.append(" SP--; SP[-1].data.l = SP[-1].data.l / (*SP).data.l; /* LDIV */\n"); break; case Opcodes.FDIV: b.append(" SP--; SP[-1].data.f = SP[-1].data.f / (*SP).data.f; /* FDIV */\n"); break; case Opcodes.DDIV: b.append(" SP--; SP[-1].data.d = SP[-1].data.d / (*SP).data.d; /* DDIV */\n"); break; case Opcodes.IREM: b.append(" SP--; SP[-1].data.i = SP[-1].data.i % (*SP).data.i; /* IREM */\n"); break; case Opcodes.LREM: b.append(" SP--; SP[-1].data.l = SP[-1].data.l % (*SP).data.l; /* LREM */\n"); break; case Opcodes.FREM: b.append(" SP--; SP[-1].data.f = fmod(SP[-1].data.f, (*SP).data.f); /* FREM */\n"); break; case Opcodes.DREM: b.append(" SP--; SP[-1].data.d = fmod(SP[-1].data.d, (*SP).data.d); /* DREM */\n"); break; case Opcodes.INEG: b.append(" SP[-1].data.i *= -1; /* INEG */\n"); break; case Opcodes.LNEG: b.append(" SP[-1].data.l *= -1; /* LNEG */\n"); break; case Opcodes.FNEG: b.append(" SP[-1].data.f *= -1; /* FNEG */\n"); break; case Opcodes.DNEG: b.append(" SP[-1].data.d *= -1; /* DNEG */\n"); break; case Opcodes.ISHL: b.append(" SP--; SP[-1].data.i = (SP[-1].data.i << (0x1f & (*SP).data.i)); /* ISHL */\n"); break; case Opcodes.LSHL: b.append(" SP--; SP[-1].data.l = (SP[-1].data.l << (0x3f & (*SP).data.i)); /* LSHL */\n"); break; case Opcodes.ISHR: b.append(" SP--; SP[-1].data.i = (SP[-1].data.i >> (0x1f & (*SP).data.i)); /* ISHR */\n"); break; case Opcodes.LSHR: b.append(" SP--; SP[-1].data.l = (SP[-1].data.l >> (0x3f & (*SP).data.l)); /* LSHR */\n"); break; case Opcodes.IUSHR: b.append( " SP--; SP[-1].data.i = (((unsigned int)SP[-1].data.i) >> (0x1f & ((unsigned int)(*SP).data.i))); /* IUSHR */\n"); break; case Opcodes.LUSHR: b.append( " SP--; SP[-1].data.l = (((unsigned long long)SP[-1].data.l) >> (0x3f & ((unsigned long long)(*SP).data.i))); /* LUSHR */\n"); break; case Opcodes.IAND: b.append(" SP--; SP[-1].data.i = SP[-1].data.i & (*SP).data.i; /* IAND */\n"); break; case Opcodes.LAND: b.append(" SP--; SP[-1].data.l = SP[-1].data.l & (*SP).data.l; /* LAND */\n"); break; case Opcodes.IOR: b.append(" SP--; SP[-1].data.i = SP[-1].data.i | (*SP).data.i; /* IOR */\n"); break; case Opcodes.LOR: b.append(" SP--; SP[-1].data.l = SP[-1].data.l | (*SP).data.l; /* LOR */\n"); break; case Opcodes.IXOR: b.append(" SP--; SP[-1].data.i = SP[-1].data.i ^ (*SP).data.i; /* IXOR */\n"); break; case Opcodes.LXOR: b.append(" SP--; SP[-1].data.l = SP[-1].data.l ^ (*SP).data.l; /* LXOR */\n"); break; case Opcodes.I2L: b.append(" SP[-1].data.l = SP[-1].data.i; /* I2L */\n"); break; case Opcodes.I2F: b.append(" SP[-1].data.f = (JAVA_FLOAT)SP[-1].data.i; /* I2F */\n"); break; case Opcodes.I2D: b.append(" SP[-1].data.d = SP[-1].data.i; /* I2D */;\n"); break; case Opcodes.L2I: b.append(" SP[-1].data.i = (JAVA_INT)SP[-1].data.l; /* L2I */\n"); break; case Opcodes.L2F: b.append(" SP[-1].data.f = (JAVA_FLOAT)SP[-1].data.l; /* L2F */\n"); break; case Opcodes.L2D: b.append(" SP[-1].data.d = (JAVA_DOUBLE)SP[-1].data.l; /* L2D */\n"); break; case Opcodes.F2I: b.append(" SP[-1].data.i = (JAVA_INT)SP[-1].data.f; /* F2I */\n"); break; case Opcodes.F2L: b.append(" SP[-1].data.l = (JAVA_LONG)SP[-1].data.f; /* F2L */\n"); break; case Opcodes.F2D: b.append(" SP[-1].data.d = SP[-1].data.f; /* F2D */\n"); break; case Opcodes.D2I: b.append(" SP[-1].data.i = (JAVA_INT)SP[-1].data.d; /* D2I */\n"); break; case Opcodes.D2L: b.append(" SP[-1].data.l = (JAVA_LONG)SP[-1].data.d; /* D2L */\n"); break; case Opcodes.D2F: b.append(" SP[-1].data.f = (JAVA_FLOAT)SP[-1].data.d; /* D2F */\n"); break; case Opcodes.I2B: b.append(" SP[-1].data.i = ((SP[-1].data.i << 24) >> 24); /* I2B */\n"); break; case Opcodes.I2C: b.append(" SP[-1].data.i = (SP[-1].data.i & 0xffff); /* I2C */\n"); break; case Opcodes.I2S: b.append(" SP[-1].data.i = ((SP[-1].data.i << 16) >> 16); /* I2S */\n"); break; case Opcodes.LCMP: b.append(" BC_LCMP();\n"); break; case Opcodes.FCMPG: case Opcodes.FCMPL: b.append(" BC_FCMPL();\n"); break; case Opcodes.DCMPL: case Opcodes.DCMPG: b.append(" BC_DCMPL();\n"); break; case Opcodes.IRETURN: appendSynchronized(b); if (TryCatch.isTryCatchInMethod()) { b.append( " releaseForReturnInException(threadStateData, cn1LocalsBeginInThread, methodBlockOffset); return SP[-1].data.i;\n"); // b.append(maxLocals); // b.append(", stack, locals, methodBlockOffset); \n return SP[-1].data.i;\n"); } else { b.append(" releaseForReturn(threadStateData, cn1LocalsBeginInThread); return SP[-1].data.i;\n"); // b.append(maxLocals); // b.append(", stack, locals); \n return SP[-1].data.i;\n"); } break; case Opcodes.LRETURN: appendSynchronized(b); if (TryCatch.isTryCatchInMethod()) { b.append( " releaseForReturnInException(threadStateData, cn1LocalsBeginInThread, methodBlockOffset); \n return POP_LONG();\n"); } else { b.append( " releaseForReturn(threadStateData, cn1LocalsBeginInThread); \n return POP_LONG();\n"); } break; case Opcodes.FRETURN: appendSynchronized(b); if (TryCatch.isTryCatchInMethod()) { b.append( " releaseForReturnInException(threadStateData, cn1LocalsBeginInThread, methodBlockOffset); \n return POP_FLOAT();\n"); } else { b.append( " releaseForReturn(threadStateData, cn1LocalsBeginInThread); \n return POP_FLOAT();\n"); } break; case Opcodes.DRETURN: appendSynchronized(b); if (TryCatch.isTryCatchInMethod()) { b.append( " releaseForReturnInException(threadStateData, cn1LocalsBeginInThread, methodBlockOffset); \n return POP_DOUBLE();\n"); } else { b.append( " releaseForReturn(threadStateData, cn1LocalsBeginInThread); \n return POP_DOUBLE();\n"); } break; case Opcodes.ARETURN: appendSynchronized(b); if (TryCatch.isTryCatchInMethod()) { b.append( " releaseForReturnInException(threadStateData, cn1LocalsBeginInThread, methodBlockOffset); \n return POP_OBJ();\n"); } else { b.append( " releaseForReturn(threadStateData, cn1LocalsBeginInThread); \n return POP_OBJ();\n"); } break; case Opcodes.RETURN: appendSynchronized(b); if (!hasInstructions) { b.append(" return;\n"); break; } if (TryCatch.isTryCatchInMethod()) { b.append( " releaseForReturnInException(threadStateData, cn1LocalsBeginInThread, methodBlockOffset); \n return;\n"); } else { b.append(" releaseForReturn(threadStateData, cn1LocalsBeginInThread); \n return;\n"); } break; case Opcodes.ARRAYLENGTH: b.append(" { /* ARRAYLENGTH */\n" + " if(SP[-1].data.o == JAVA_NULL) { \n" + " throwException(threadStateData, __NEW_INSTANCE_java_lang_NullPointerException(threadStateData)); \n" + " }; \n" + " SP[-1].type = CN1_TYPE_INT; \n" + " SP[-1].data.i = (*((JAVA_ARRAY)SP[-1].data.o)).length; \n" + " }\n"); break; case Opcodes.ATHROW: //b.append(" NSLog(@\"Exception thrown %s %d %s %s\\n\", __FILE__, __LINE__, __PRETTY_FUNCTION__, __FUNCTION__);\n"); b.append(" throwException(threadStateData, POP_OBJ());\n"); break; case Opcodes.MONITORENTER: b.append(" monitorEnter(threadStateData, POP_OBJ());\n"); break; case Opcodes.MONITOREXIT: b.append(" monitorExit(threadStateData, POP_OBJ());\n"); break; // int instructions case Opcodes.SIPUSH: case Opcodes.BIPUSH: b.append(" PUSH_INT("); b.append(value); b.append(");\n"); break; case Opcodes.NEWARRAY: switch (value) { case 4: // boolean b.append( " SP--; PUSH_OBJ(allocArray(threadStateData, (*SP).data.i, &class_array1__JAVA_BOOLEAN, sizeof(JAVA_ARRAY_BOOLEAN), 1));\n"); break; case 5: // char b.append( " SP--; PUSH_OBJ(allocArray(threadStateData, (*SP).data.i, &class_array1__JAVA_CHAR, sizeof(JAVA_ARRAY_CHAR), 1));\n"); break; case 6: // float b.append( " SP--; PUSH_OBJ(allocArray(threadStateData, (*SP).data.i, &class_array1__JAVA_FLOAT, sizeof(JAVA_ARRAY_FLOAT), 1));\n"); break; case 7: // double b.append( " SP--; PUSH_OBJ(allocArray(threadStateData, (*SP).data.i, &class_array1__JAVA_DOUBLE, sizeof(JAVA_ARRAY_DOUBLE), 1));\n"); break; case 8: // byte b.append( " SP--; PUSH_OBJ(allocArray(threadStateData, (*SP).data.i, &class_array1__JAVA_BYTE, sizeof(JAVA_ARRAY_BYTE), 1));\n"); break; case 9: // short b.append( " SP--; PUSH_OBJ(allocArray(threadStateData, (*SP).data.i, &class_array1__JAVA_SHORT, sizeof(JAVA_ARRAY_SHORT), 1));\n"); break; case 10: // int b.append( " SP--; PUSH_OBJ(allocArray(threadStateData, (*SP).data.i, &class_array1__JAVA_INT, sizeof(JAVA_ARRAY_INT), 1));\n"); break; case 11: // long b.append( " SP--; PUSH_OBJ(allocArray(threadStateData, (*SP).data.i, &class_array1__JAVA_LONG, sizeof(JAVA_ARRAY_LONG), 1));\n"); break; } break; } } public boolean isComplexInstruction() { return opcode == Opcodes.ATHROW; } @Override public boolean assignTo(String varName, StringBuilder sb) { StringBuilder b = new StringBuilder(); //StringBuilder b2 = new StringBuilder(); //if (typeVarName != null) { // b2.append(typeVarName).append(" = "); // //} if (varName != null) { b.append(varName).append(" = "); } switch (opcode) { case Opcodes.ACONST_NULL: b.append("JAVA_NULL /* ACONST_NULL */"); //b2.append("CN1_TYPE_OBJECT"); break; case Opcodes.ICONST_M1: b.append("-1 /* ICONST_M1 */"); //b2.append("CN1_TYPE_INT"); break; case Opcodes.ICONST_0: b.append("0 /* ICONST_0 */"); //b2.append("CN1_TYPE_INT"); break; case Opcodes.ICONST_1: b.append("1 /* ICONST_1 */"); //b2.append("CN1_TYPE_INT"); break; case Opcodes.ICONST_2: b.append("2 /* ICONST_2 */"); //b2.append("CN1_TYPE_INT"); break; case Opcodes.ICONST_3: b.append("3 /* ICONST_3 */"); //b2.append("CN1_TYPE_INT"); break; case Opcodes.ICONST_4: b.append("4/* ICONST_4 */"); //b2.append("CN1_TYPE_INT"); break; case Opcodes.ICONST_5: b.append("5 /* ICONST_5 */"); ///b2.append("CN1_TYPE_INT"); break; case Opcodes.LCONST_0: b.append("0 /* LCONST_0 */"); //b2.append("CN1_TYPE_LONG"); break; case Opcodes.LCONST_1: b.append("1 /* LCONST_1 */"); //b2.append("CN1_TYPE_LONG"); break; case Opcodes.FCONST_0: b.append("0 /* FCONST_0 */"); //b2.append("CN1_TYPE_FLOAT"); break; case Opcodes.FCONST_1: b.append("1 /* FCONST_1 */"); //b2.append("CN1_TYPE_FLOAT"); break; case Opcodes.FCONST_2: b.append("2 /* FCONST_2 */"); //b2.append("CN1_TYPE_FLOAT"); break; case Opcodes.DCONST_0: b.append("0 /* DCONST_0 */"); //b2.append("CN1_TYPE_DOUBLE"); break; case Opcodes.DCONST_1: b.append("1 /* DCONST_1 */"); //b2.append("CN1_TYPE_DOUBLE"); break; // int instructions case Opcodes.SIPUSH: case Opcodes.BIPUSH: b.append(value); b.append("/* SIPUSH */"); //b2.append("CN1_TYPE_INT"); break; default: return false; } if (varName != null) { sb.append(" "); b.append("; \n"); } //if (typeVarName != null) { // sb.append(b2).append("; "); //} sb.append(b); return true; } }