Instructions.java

package org.isk.jvmhardcore.pjba.instruction;

import org.isk.jvmhardcore.pjba.structure.Instruction;
import org.isk.jvmhardcore.pjba.util.BytecodeUtils;

public class Instructions {

  final public static Instruction NOP = new NoArgInstruction(0x00, 0, 0);
  final public static Instruction ACONST_NULL = new NoArgInstruction(0x01, 1, 0);
  final public static Instruction ICONST_M1 = new NoArgInstruction(0x02, 1, 0);
  final public static Instruction ICONST_0 = new NoArgInstruction(0x03, 1, 0);
  final public static Instruction ICONST_1 = new NoArgInstruction(0x04, 1, 0);
  final public static Instruction ICONST_2 = new NoArgInstruction(0x05, 1, 0);
  final public static Instruction ICONST_3 = new NoArgInstruction(0x06, 1, 0);
  final public static Instruction ICONST_4 = new NoArgInstruction(0x07, 1, 0);
  final public static Instruction ICONST_5 = new NoArgInstruction(0x08, 1, 0);
  final public static Instruction LCONST_0 = new NoArgInstruction(0x09, 2, 0);
  final public static Instruction LCONST_1 = new NoArgInstruction(0x0a, 2, 0);
  final public static Instruction FCONST_0 = new NoArgInstruction(0x0b, 1, 0);
  final public static Instruction FCONST_1 = new NoArgInstruction(0x0c, 1, 0);
  final public static Instruction FCONST_2 = new NoArgInstruction(0x0d, 1, 0);
  final public static Instruction DCONST_0 = new NoArgInstruction(0x0e, 2, 0);
  final public static Instruction DCONST_1 = new NoArgInstruction(0x0f, 2, 0);
  final public static Instruction ILOAD_0 = new NoArgInstruction(0x1a, 1, 1);
  final public static Instruction ILOAD_1 = new NoArgInstruction(0x1b, 1, 2);
  final public static Instruction ILOAD_2 = new NoArgInstruction(0x1c, 1, 3);
  final public static Instruction ILOAD_3 = new NoArgInstruction(0x1d, 1, 4);
  final public static Instruction LLOAD_0 = new NoArgInstruction(0x1e, 2, 2);
  final public static Instruction LLOAD_1 = new NoArgInstruction(0x1f, 2, 3);
  final public static Instruction LLOAD_2 = new NoArgInstruction(0x20, 2, 4);
  final public static Instruction LLOAD_3 = new NoArgInstruction(0x21, 2, 5);
  final public static Instruction FLOAD_0 = new NoArgInstruction(0x22, 1, 1);
  final public static Instruction FLOAD_1 = new NoArgInstruction(0x23, 1, 2);
  final public static Instruction FLOAD_2 = new NoArgInstruction(0x24, 1, 3);
  final public static Instruction FLOAD_3 = new NoArgInstruction(0x25, 1, 4);
  final public static Instruction DLOAD_0 = new NoArgInstruction(0x26, 2, 2);
  final public static Instruction DLOAD_1 = new NoArgInstruction(0x27, 2, 3);
  final public static Instruction DLOAD_2 = new NoArgInstruction(0x28, 2, 4);
  final public static Instruction DLOAD_3 = new NoArgInstruction(0x29, 2, 5);
  final public static Instruction ALOAD_0 = new NoArgInstruction(0x2a, 1, 1);
  final public static Instruction ALOAD_1 = new NoArgInstruction(0x2b, 1, 2);
  final public static Instruction ALOAD_2 = new NoArgInstruction(0x2c, 1, 3);
  final public static Instruction ALOAD_3 = new NoArgInstruction(0x2d, 1, 4);
  final public static Instruction ISTORE_0 = new NoArgInstruction(0x3b, -1, 1);
  final public static Instruction ISTORE_1 = new NoArgInstruction(0x3c, -1, 2);
  final public static Instruction ISTORE_2 = new NoArgInstruction(0x3d, -1, 3);
  final public static Instruction ISTORE_3 = new NoArgInstruction(0x3e, -1, 4);
  final public static Instruction LSTORE_0 = new NoArgInstruction(0x3f, -2, 2);
  final public static Instruction LSTORE_1 = new NoArgInstruction(0x40, -2, 3);
  final public static Instruction LSTORE_2 = new NoArgInstruction(0x41, -2, 4);
  final public static Instruction LSTORE_3 = new NoArgInstruction(0x42, -2, 5);
  final public static Instruction FSTORE_0 = new NoArgInstruction(0x43, -1, 1);
  final public static Instruction FSTORE_1 = new NoArgInstruction(0x44, -1, 2);
  final public static Instruction FSTORE_2 = new NoArgInstruction(0x45, -1, 3);
  final public static Instruction FSTORE_3 = new NoArgInstruction(0x46, -1, 4);
  final public static Instruction DSTORE_0 = new NoArgInstruction(0x47, -2, 2);
  final public static Instruction DSTORE_1 = new NoArgInstruction(0x48, -2, 3);
  final public static Instruction DSTORE_2 = new NoArgInstruction(0x49, -2, 4);
  final public static Instruction DSTORE_3 = new NoArgInstruction(0x4a, -2, 5);
  final public static Instruction ASTORE_0 = new NoArgInstruction(0x4b, -1, 1);
  final public static Instruction ASTORE_1 = new NoArgInstruction(0x4c, -1, 2);
  final public static Instruction ASTORE_2 = new NoArgInstruction(0x4d, -1, 3);
  final public static Instruction ASTORE_3 = new NoArgInstruction(0x4e, -1, 4);
  final public static Instruction POP = new NoArgInstruction(0x57, -1, 0);
  final public static Instruction POP2 = new NoArgInstruction(0x58, -2, 0);
  final public static Instruction DUP = new NoArgInstruction(0x59, 1, 0);
  final public static Instruction DUP_X1 = new NoArgInstruction(0x5a, 1, 0);
  final public static Instruction DUP_X2 = new NoArgInstruction(0x5b, 1, 0);
  final public static Instruction DUP2 = new NoArgInstruction(0x5c, 2, 0);
  final public static Instruction DUP2_X1 = new NoArgInstruction(0x5d, 2, 0);
  final public static Instruction DUP2_X2 = new NoArgInstruction(0x5e, 2, 0);
  final public static Instruction SWAP = new NoArgInstruction(0x5f, 0, 0);
  final public static Instruction IADD = new NoArgInstruction(0x60, -1, 0);
  final public static Instruction LADD = new NoArgInstruction(0x61, -2, 0);
  final public static Instruction FADD = new NoArgInstruction(0x62, -1, 0);
  final public static Instruction DADD = new NoArgInstruction(0x63, -2, 0);
  final public static Instruction ISUB = new NoArgInstruction(0x64, -1, 0);
  final public static Instruction LSUB = new NoArgInstruction(0x65, -2, 0);
  final public static Instruction FSUB = new NoArgInstruction(0x66, -1, 0);
  final public static Instruction DSUB = new NoArgInstruction(0x67, -2, 0);
  final public static Instruction IMUL = new NoArgInstruction(0x68, -1, 0);
  final public static Instruction LMUL = new NoArgInstruction(0x69, -2, 0);
  final public static Instruction FMUL = new NoArgInstruction(0x6a, -1, 0);
  final public static Instruction DMUL = new NoArgInstruction(0x6b, -2, 0);
  final public static Instruction IDIV = new NoArgInstruction(0x6c, -1, 0);
  final public static Instruction LDIV = new NoArgInstruction(0x6d, -2, 0);
  final public static Instruction FDIV = new NoArgInstruction(0x6e, -1, 0);
  final public static Instruction DDIV = new NoArgInstruction(0x6f, -2, 0);
  final public static Instruction IREM = new NoArgInstruction(0x70, -1, 0);
  final public static Instruction LREM = new NoArgInstruction(0x71, -2, 0);
  final public static Instruction FREM = new NoArgInstruction(0x72, -1, 0);
  final public static Instruction DREM = new NoArgInstruction(0x73, -2, 0);
  final public static Instruction INEG = new NoArgInstruction(0x74, 0, 0);
  final public static Instruction LNEG = new NoArgInstruction(0x75, 0, 0);
  final public static Instruction FNEG = new NoArgInstruction(0x76, 0, 0);
  final public static Instruction DNEG = new NoArgInstruction(0x77, 0, 0);
  final public static Instruction ISHL = new NoArgInstruction(0x78, -1, 0);
  final public static Instruction LSHL = new NoArgInstruction(0x79, -2, 0);
  final public static Instruction ISHR = new NoArgInstruction(0x7a, -1, 0);
  final public static Instruction LSHR = new NoArgInstruction(0x7b, -2, 0);
  final public static Instruction IUSHR = new NoArgInstruction(0x7c, -1, 0);
  final public static Instruction LUSHR = new NoArgInstruction(0x7d, -2, 0);
  final public static Instruction IAND = new NoArgInstruction(0x7e, -1, 0);
  final public static Instruction LAND = new NoArgInstruction(0x7f, -2, 0);
  final public static Instruction IOR = new NoArgInstruction(0x80, -1, 0);
  final public static Instruction LOR = new NoArgInstruction(0x81, -2, 0);
  final public static Instruction IXOR = new NoArgInstruction(0x82, -1, 0);
  final public static Instruction LXOR = new NoArgInstruction(0x83, -2, 0);
  final public static Instruction I2L = new NoArgInstruction(0x85, 1, 0);
  final public static Instruction I2F = new NoArgInstruction(0x86, 0, 0);
  final public static Instruction I2D = new NoArgInstruction(0x87, 1, 0);
  final public static Instruction L2I = new NoArgInstruction(0x88, 0, 0);
  final public static Instruction L2F = new NoArgInstruction(0x89, -1, 0);
  final public static Instruction L2D = new NoArgInstruction(0x8a, 0, 0);
  final public static Instruction F2I = new NoArgInstruction(0x8b, 0, 0);
  final public static Instruction F2L = new NoArgInstruction(0x8c, 1, 0);
  final public static Instruction F2D = new NoArgInstruction(0x8d, 1, 0);
  final public static Instruction D2I = new NoArgInstruction(0x8e, -1, 0);
  final public static Instruction D2L = new NoArgInstruction(0x8f, 0, 0);
  final public static Instruction D2F = new NoArgInstruction(0x90, -1, 0);
  final public static Instruction I2B = new NoArgInstruction(0x91, 0, 0);
  final public static Instruction I2C = new NoArgInstruction(0x92, 0, 0);
  final public static Instruction I2S = new NoArgInstruction(0x93, 0, 0);
  final public static Instruction IRETURN = new NoArgInstruction(0xac, -1, 0);
  final public static Instruction LRETURN = new NoArgInstruction(0xad, -2, 0);
  final public static Instruction FRETURN = new NoArgInstruction(0xae, -1, 0);
  final public static Instruction DRETURN = new NoArgInstruction(0xaf, -2, 0);
  final public static Instruction ARETURN = new NoArgInstruction(0xb0, -1, 0);
  final public static Instruction RETURN = new NoArgInstruction(0xb1, 0, 0);

  private Instructions() {
  }

  public static Instruction nop() {
    return NOP;
  }

  public static Instruction aconst_null() {
    return ACONST_NULL;
  }

  public static Instruction iconst_m1() {
    return ICONST_M1;
  }

  public static Instruction iconst_0() {
    return ICONST_0;
  }

  public static Instruction iconst_1() {
    return ICONST_1;
  }

  public static Instruction iconst_2() {
    return ICONST_2;
  }

  public static Instruction iconst_3() {
    return ICONST_3;
  }

  public static Instruction iconst_4() {
    return ICONST_4;
  }

  public static Instruction iconst_5() {
    return ICONST_5;
  }

  public static Instruction lconst_0() {
    return LCONST_0;
  }

  public static Instruction lconst_1() {
    return LCONST_1;
  }

  public static Instruction fconst_0() {
    return FCONST_0;
  }

  public static Instruction fconst_1() {
    return FCONST_1;
  }

  public static Instruction fconst_2() {
    return FCONST_2;
  }

  public static Instruction dconst_0() {
    return DCONST_0;
  }

  public static Instruction dconst_1() {
    return DCONST_1;
  }

  public static Instruction bipush(byte value) {
    return new ByteArgInstruction(0x10, 1, 0, value);
  }

  public static Instruction sipush(short value) {
    return new ShortArgInstruction(0x11, 1, 0, value);
  }

  public static Instruction ldc(byte indexInCP) {
    return new ByteArgInstruction(0x12, 1, 0, indexInCP);
  }

  public static Instruction ldc_w(short indexInCP) {
    return new ShortArgInstruction(0x13, 1, 0, indexInCP);
  }

  public static Instruction ldc2_w(short indexInCP) {
    return new ShortArgInstruction(0x14, 2, 0, indexInCP);
  }

  public static Instruction iload(byte indexInLV) {
    return new ByteArgInstruction(0x15, 1, BytecodeUtils.unsign(indexInLV) + 1, indexInLV);
  }

  public static Instruction lload(byte indexInLV) {
    return new ByteArgInstruction(0x16, 2, BytecodeUtils.unsign(indexInLV) + 2, indexInLV);
  }

  public static Instruction fload(byte indexInLV) {
    return new ByteArgInstruction(0x17, 1, BytecodeUtils.unsign(indexInLV) + 1, indexInLV);
  }

  public static Instruction dload(byte indexInLV) {
    return new ByteArgInstruction(0x18, 2, BytecodeUtils.unsign(indexInLV) + 2, indexInLV);
  }

  public static Instruction aload(byte indexInLV) {
    return new ByteArgInstruction(0x19, 1, BytecodeUtils.unsign(indexInLV) + 1, indexInLV);
  }

  public static Instruction iload_0() {
    return ILOAD_0;
  }

  public static Instruction iload_1() {
    return ILOAD_1;
  }

  public static Instruction iload_2() {
    return ILOAD_2;
  }

  public static Instruction iload_3() {
    return ILOAD_3;
  }

  public static Instruction lload_0() {
    return LLOAD_0;
  }

  public static Instruction lload_1() {
    return LLOAD_1;
  }

  public static Instruction lload_2() {
    return LLOAD_2;
  }

  public static Instruction lload_3() {
    return LLOAD_3;
  }

  public static Instruction fload_0() {
    return FLOAD_0;
  }

  public static Instruction fload_1() {
    return FLOAD_1;
  }

  public static Instruction fload_2() {
    return FLOAD_2;
  }

  public static Instruction fload_3() {
    return FLOAD_3;
  }

  public static Instruction dload_0() {
    return DLOAD_0;
  }

  public static Instruction dload_1() {
    return DLOAD_1;
  }

  public static Instruction dload_2() {
    return DLOAD_2;
  }

  public static Instruction dload_3() {
    return DLOAD_3;
  }

  public static Instruction aload_0() {
    return ALOAD_0;
  }

  public static Instruction aload_1() {
    return ALOAD_1;
  }

  public static Instruction aload_2() {
    return ALOAD_2;
  }

  public static Instruction aload_3() {
    return ALOAD_3;
  }

  public static Instruction istore(byte indexInLV) {
    return new ByteArgInstruction(0x36, -1, BytecodeUtils.unsign(indexInLV) + 1, indexInLV);
  }

  public static Instruction lstore(byte indexInLV) {
    return new ByteArgInstruction(0x37, -2, BytecodeUtils.unsign(indexInLV) + 2, indexInLV);
  }

  public static Instruction fstore(byte indexInLV) {
    return new ByteArgInstruction(0x38, -1, BytecodeUtils.unsign(indexInLV) + 1, indexInLV);
  }

  public static Instruction dstore(byte indexInLV) {
    return new ByteArgInstruction(0x39, -2, BytecodeUtils.unsign(indexInLV) + 2, indexInLV);
  }

  public static Instruction astore(byte indexInLV) {
    return new ByteArgInstruction(0x3a, -1, BytecodeUtils.unsign(indexInLV) + 1, indexInLV);
  }

  public static Instruction istore_0() {
    return ISTORE_0;
  }

  public static Instruction istore_1() {
    return ISTORE_1;
  }

  public static Instruction istore_2() {
    return ISTORE_2;
  }

  public static Instruction istore_3() {
    return ISTORE_3;
  }

  public static Instruction lstore_0() {
    return LSTORE_0;
  }

  public static Instruction lstore_1() {
    return LSTORE_1;
  }

  public static Instruction lstore_2() {
    return LSTORE_2;
  }

  public static Instruction lstore_3() {
    return LSTORE_3;
  }

  public static Instruction fstore_0() {
    return FSTORE_0;
  }

  public static Instruction fstore_1() {
    return FSTORE_1;
  }

  public static Instruction fstore_2() {
    return FSTORE_2;
  }

  public static Instruction fstore_3() {
    return FSTORE_3;
  }

  public static Instruction dstore_0() {
    return DSTORE_0;
  }

  public static Instruction dstore_1() {
    return DSTORE_1;
  }

  public static Instruction dstore_2() {
    return DSTORE_2;
  }

  public static Instruction dstore_3() {
    return DSTORE_3;
  }

  public static Instruction astore_0() {
    return ASTORE_0;
  }

  public static Instruction astore_1() {
    return ASTORE_1;
  }

  public static Instruction astore_2() {
    return ASTORE_2;
  }

  public static Instruction astore_3() {
    return ASTORE_3;
  }

  public static Instruction pop() {
    return POP;
  }

  public static Instruction pop2() {
    return POP2;
  }

  public static Instruction dup() {
    return DUP;
  }

  public static Instruction dup_x1() {
    return DUP_X1;
  }

  public static Instruction dup_x2() {
    return DUP_X2;
  }

  public static Instruction dup2() {
    return DUP2;
  }

  public static Instruction dup2_x1() {
    return DUP2_X1;
  }

  public static Instruction dup2_x2() {
    return DUP2_X2;
  }

  public static Instruction swap() {
    return SWAP;
  }

  public static Instruction iadd() {
    return IADD;
  }

  public static Instruction ladd() {
    return LADD;
  }

  public static Instruction fadd() {
    return FADD;
  }

  public static Instruction dadd() {
    return DADD;
  }

  public static Instruction isub() {
    return ISUB;
  }

  public static Instruction lsub() {
    return LSUB;
  }

  public static Instruction fsub() {
    return FSUB;
  }

  public static Instruction dsub() {
    return DSUB;
  }

  public static Instruction imul() {
    return IMUL;
  }

  public static Instruction lmul() {
    return LMUL;
  }

  public static Instruction fmul() {
    return FMUL;
  }

  public static Instruction dmul() {
    return DMUL;
  }

  public static Instruction idiv() {
    return IDIV;
  }

  public static Instruction ldiv() {
    return LDIV;
  }

  public static Instruction fdiv() {
    return FDIV;
  }

  public static Instruction ddiv() {
    return DDIV;
  }

  public static Instruction irem() {
    return IREM;
  }

  public static Instruction lrem() {
    return LREM;
  }

  public static Instruction frem() {
    return FREM;
  }

  public static Instruction drem() {
    return DREM;
  }

  public static Instruction ineg() {
    return INEG;
  }

  public static Instruction lneg() {
    return LNEG;
  }

  public static Instruction fneg() {
    return FNEG;
  }

  public static Instruction dneg() {
    return DNEG;
  }

  public static Instruction ishl() {
    return ISHL;
  }

  public static Instruction lshl() {
    return LSHL;
  }

  public static Instruction ishr() {
    return ISHR;
  }

  public static Instruction lshr() {
    return LSHR;
  }

  public static Instruction iushr() {
    return IUSHR;
  }

  public static Instruction lushr() {
    return LUSHR;
  }

  public static Instruction iand() {
    return IAND;
  }

  public static Instruction land() {
    return LAND;
  }

  public static Instruction ior() {
    return IOR;
  }

  public static Instruction lor() {
    return LOR;
  }

  public static Instruction ixor() {
    return IXOR;
  }

  public static Instruction lxor() {
    return LXOR;
  }

  public static Instruction iinc(byte indexInLV, byte constant) {
    return new IincInstruction(0x84, 0, indexInLV + 1, indexInLV, constant);
  }

  public static Instruction i2l() {
    return I2L;
  }

  public static Instruction i2f() {
    return I2F;
  }

  public static Instruction i2d() {
    return I2D;
  }

  public static Instruction l2i() {
    return L2I;
  }

  public static Instruction l2f() {
    return L2F;
  }

  public static Instruction l2d() {
    return L2D;
  }

  public static Instruction f2i() {
    return F2I;
  }

  public static Instruction f2l() {
    return F2L;
  }

  public static Instruction f2d() {
    return F2D;
  }

  public static Instruction d2i() {
    return D2I;
  }

  public static Instruction d2l() {
    return D2L;
  }

  public static Instruction d2f() {
    return D2F;
  }

  public static Instruction i2b() {
    return I2B;
  }

  public static Instruction i2c() {
    return I2C;
  }

  public static Instruction i2s() {
    return I2S;
  }

  public static Instruction ireturn() {
    return IRETURN;
  }

  public static Instruction lreturn() {
    return LRETURN;
  }

  public static Instruction freturn() {
    return FRETURN;
  }

  public static Instruction dreturn() {
    return DRETURN;
  }

  public static Instruction areturn() {
    return ARETURN;
  }

  public static Instruction return_() {
    return RETURN;
  }

  public static Instruction wide_iload(short indexInLV) {
    return new WideLoadStoreInstruction(0xc4, 1, BytecodeUtils.unsign(indexInLV) + 1, 0x15, indexInLV);
  }

  public static Instruction wide_lload(short indexInLV) {
    return new WideLoadStoreInstruction(0xc4, 2, BytecodeUtils.unsign(indexInLV) + 2, 0x16, indexInLV);
  }

  public static Instruction wide_fload(short indexInLV) {
    return new WideLoadStoreInstruction(0xc4, 1, BytecodeUtils.unsign(indexInLV) + 1, 0x17, indexInLV);
  }

  public static Instruction wide_dload(short indexInLV) {
    return new WideLoadStoreInstruction(0xc4, 2, BytecodeUtils.unsign(indexInLV) + 2, 0x18, indexInLV);
  }

  public static Instruction wide_aload(short indexInLV) {
    return new WideLoadStoreInstruction(0xc4, 1, BytecodeUtils.unsign(indexInLV) + 1, 0x19, indexInLV);
  }

  public static Instruction wide_istore(short indexInLV) {
    return new WideLoadStoreInstruction(0xc4, -1, BytecodeUtils.unsign(indexInLV) + 1, 0x36, indexInLV);
  }

  public static Instruction wide_lstore(short indexInLV) {
    return new WideLoadStoreInstruction(0xc4, -2, BytecodeUtils.unsign(indexInLV) + 2, 0x37, indexInLV);
  }

  public static Instruction wide_fstore(short indexInLV) {
    return new WideLoadStoreInstruction(0xc4, -1, BytecodeUtils.unsign(indexInLV) + 1, 0x38, indexInLV);
  }

  public static Instruction wide_dstore(short indexInLV) {
    return new WideLoadStoreInstruction(0xc4, -2, BytecodeUtils.unsign(indexInLV) + 2, 0x39, indexInLV);
  }

  public static Instruction wide_astore(short indexInLV) {
    return new WideLoadStoreInstruction(0xc4, -1, BytecodeUtils.unsign(indexInLV) + 1, 0x3a, indexInLV);
  }

  public static Instruction wide_iinc(short indexInLV, short constant) {
    return new WideIincInstruction(0xc4, 0, indexInLV + 1, 0x84, indexInLV, constant);
  }

  public static Instruction wide_load_store(byte widenedOpcode, short indexInLV) {
    switch (widenedOpcode) {
      case 0x15:
        return wide_iload(indexInLV);
      case 0x16:
        return wide_lload(indexInLV);
      case 0x17:
        return wide_fload(indexInLV);
      case 0x18:
        return wide_dload(indexInLV);
      case 0x19:
        return wide_aload(indexInLV);
      case 0x36:
        return wide_istore(indexInLV);
      case 0x37:
        return wide_lstore(indexInLV);
      case 0x38:
        return wide_fstore(indexInLV);
      case 0x39:
        return wide_dstore(indexInLV);
      case 0x3a:
        return wide_astore(indexInLV);
      default:
        return null;
    }
  }
}