List of usage examples for org.objectweb.asm Opcodes LCONST_0
int LCONST_0
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From source file:com.mebigfatguy.junitflood.jvm.OperandStack.java
License:Apache License
public void performInsn(int opcode) { switch (opcode) { case Opcodes.NOP: break;//from w w w. j a va 2 s . c o m case Opcodes.ACONST_NULL: { Operand op = new Operand(); op.setNull(true); push(op); } break; case Opcodes.ICONST_M1: { Operand op = new Operand(); op.setConstant(Integer.valueOf(-1)); push(op); } break; case Opcodes.ICONST_0: { Operand op = new Operand(); op.setConstant(Integer.valueOf(0)); push(op); } break; case Opcodes.ICONST_1: { Operand op = new Operand(); op.setConstant(Integer.valueOf(1)); push(op); } break; case Opcodes.ICONST_2: { Operand op = new Operand(); op.setConstant(Integer.valueOf(2)); push(op); } break; case Opcodes.ICONST_3: { Operand op = new Operand(); op.setConstant(Integer.valueOf(3)); push(op); } break; case Opcodes.ICONST_4: { Operand op = new Operand(); op.setConstant(Integer.valueOf(4)); push(op); } break; case Opcodes.ICONST_5: { Operand op = new Operand(); op.setConstant(Integer.valueOf(5)); push(op); } break; case Opcodes.LCONST_0: { Operand op = new Operand(); op.setConstant(Long.valueOf(0)); push(op); } break; case Opcodes.LCONST_1: { Operand op = new Operand(); op.setConstant(Long.valueOf(1)); push(op); } break; case Opcodes.FCONST_0: { Operand op = new Operand(); op.setConstant(Float.valueOf(0)); push(op); } break; case Opcodes.FCONST_1: { Operand op = new Operand(); op.setConstant(Float.valueOf(1)); push(op); } break; case Opcodes.FCONST_2: { Operand op = new Operand(); op.setConstant(Float.valueOf(2)); push(op); } break; case Opcodes.DCONST_0: { Operand op = new Operand(); op.setConstant(Double.valueOf(0)); push(op); } break; case Opcodes.DCONST_1: { Operand op = new Operand(); op.setConstant(Double.valueOf(1)); push(op); } break; case Opcodes.IALOAD: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LALOAD: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FALOAD: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DALOAD: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.AALOAD: { pop2(); Operand op = new Operand(); op.setSignature("Ljava/lang/Object;"); push(op); } break; case Opcodes.BALOAD: { pop2(); Operand op = new Operand(); op.setSignature("B"); push(op); } break; case Opcodes.CALOAD: { pop2(); Operand op = new Operand(); op.setSignature("C"); push(op); } break; case Opcodes.SALOAD: { pop2(); Operand op = new Operand(); op.setSignature("S"); push(op); } break; case Opcodes.IASTORE: case Opcodes.LASTORE: case Opcodes.FASTORE: case Opcodes.DASTORE: case Opcodes.AASTORE: case Opcodes.BASTORE: case Opcodes.CASTORE: case Opcodes.SASTORE: if (stack.size() < 2) { stack.clear(); } else { Operand value = stack.remove(stack.size() - 1); Operand reg = stack.remove(stack.size() - 1); registers.put(Integer.valueOf(reg.getRegister()), value); } break; case Opcodes.POP: pop(); break; case Opcodes.POP2: pop2(); break; case Opcodes.DUP: if (!stack.isEmpty()) { Operand op = stack.get(stack.size() - 1); push(op); } break; case Opcodes.DUP_X1: if (stack.size() >= 2) { Operand op = stack.get(stack.size() - 1); stack.add(stack.size() - 2, op); } break; case Opcodes.DUP_X2: if (stack.size() >= 2) { Operand op = stack.get(stack.size() - 2); String sig = op.getSignature(); op = stack.get(stack.size() - 1); if ("J".equals(sig) || "D".equals(sig)) { stack.add(stack.size() - 2, op); } else if (stack.size() >= 3) { stack.add(stack.size() - 3, op); } } break; case Opcodes.DUP2: if (stack.size() >= 2) { stack.add(stack.get(stack.size() - 2)); stack.add(stack.get(stack.size() - 2)); } break; case Opcodes.DUP2_X1: if (stack.size() >= 1) { Operand op = stack.get(stack.size() - 1); String sig = op.getSignature(); if ("J".equals(sig) || "D".equals(sig)) { if (stack.size() >= 3) { stack.add(stack.size() - 3, op); op = stack.get(stack.size() - 2); stack.add(stack.size() - 4, op); } } else { if (stack.size() >= 2) { stack.add(stack.size() - 2, op); } } } break; case Opcodes.DUP2_X2: if (stack.size() >= 1) { Operand op = stack.get(stack.size() - 1); String sig = op.getSignature(); if ("J".equals(sig) || "D".equals(sig)) { if (stack.size() >= 2) { op = stack.get(stack.size() - 2); sig = op.getSignature(); if ("J".equals(sig) || "D".equals(sig)) { op = stack.get(stack.size() - 1); stack.add(stack.size() - 2, op); } else { if (stack.size() >= 3) { op = stack.get(stack.size() - 1); stack.add(stack.size() - 3, op); } } } } else { if (stack.size() >= 3) { op = stack.get(stack.size() - 3); sig = op.getSignature(); if ("J".equals(sig) || "D".equals(sig)) { op = stack.get(stack.size() - 2); stack.add(stack.size() - 3, op); op = stack.get(stack.size() - 1); stack.add(stack.size() - 3, op); } else { if (stack.size() >= 4) { op = stack.get(stack.size() - 2); stack.add(stack.size() - 4, op); op = stack.get(stack.size() - 1); stack.add(stack.size() - 4, op); } } } } } break; case Opcodes.SWAP: if (stack.size() >= 2) { Operand op = stack.remove(stack.size() - 1); stack.add(stack.size() - 1, op); } break; case Opcodes.IADD: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LADD: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FADD: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DADD: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.ISUB: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LSUB: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FSUB: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DSUB: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.IMUL: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LMUL: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FMUL: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DMUL: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.IDIV: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LDIV: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FDIV: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DDIV: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.IREM: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LREM: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FREM: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DREM: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.INEG: { pop(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LNEG: { pop(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FNEG: { pop(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DNEG: { pop(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.ISHL: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LSHL: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.ISHR: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LSHR: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.IUSHR: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LUSHR: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.IAND: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LAND: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.IOR: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LOR: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.IXOR: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LXOR: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.I2L: { Operand lop = new Operand(); lop.setSignature("J"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { lop.setConstant(Long.valueOf(((Integer) o).longValue())); } } push(lop); } break; case Opcodes.I2F: { Operand fop = new Operand(); fop.setSignature("F"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { fop.setConstant(Float.valueOf(((Integer) o).floatValue())); } } push(fop); } break; case Opcodes.I2D: { Operand dop = new Operand(); dop.setSignature("D"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { dop.setConstant(Double.valueOf(((Integer) o).doubleValue())); } } push(dop); } break; case Opcodes.L2I: { Operand iop = new Operand(); iop.setSignature("I"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { iop.setConstant(Integer.valueOf(((Long) o).intValue())); } } push(iop); } break; case Opcodes.L2F: { Operand fop = new Operand(); fop.setSignature("F"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { fop.setConstant(Float.valueOf(((Long) o).floatValue())); } } push(fop); } break; case Opcodes.L2D: { Operand dop = new Operand(); dop.setSignature("D"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { dop.setConstant(Double.valueOf(((Long) o).doubleValue())); } } push(dop); } break; case Opcodes.F2I: { Operand iop = new Operand(); iop.setSignature("I"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { iop.setConstant(Integer.valueOf(((Float) o).intValue())); } } push(iop); } break; case Opcodes.F2L: { Operand lop = new Operand(); lop.setSignature("J"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { lop.setConstant(Long.valueOf(((Float) o).longValue())); } } push(lop); } break; case Opcodes.F2D: { Operand dop = new Operand(); dop.setSignature("D"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { dop.setConstant(Double.valueOf(((Float) o).doubleValue())); } } push(dop); } break; case Opcodes.D2I: { Operand iop = new Operand(); iop.setSignature("I"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { iop.setConstant(Integer.valueOf(((Double) o).intValue())); } } push(iop); } break; case Opcodes.D2L: { Operand lop = new Operand(); lop.setSignature("J"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { lop.setConstant(Long.valueOf(((Double) o).longValue())); } } push(lop); } break; case Opcodes.D2F: { Operand fop = new Operand(); fop.setSignature("F"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { fop.setConstant(Float.valueOf(((Double) o).floatValue())); } } push(fop); } break; case Opcodes.I2B: { Operand bop = new Operand(); bop.setSignature("B"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { bop.setConstant(Byte.valueOf(((Integer) o).byteValue())); } } push(bop); } break; case Opcodes.I2C: { Operand cop = new Operand(); cop.setSignature("C"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { cop.setConstant(Character.valueOf((char) ((Integer) o).intValue())); } } push(cop); } break; case Opcodes.I2S: { Operand sop = new Operand(); sop.setSignature("S"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { sop.setConstant(Short.valueOf((short) ((Integer) o).intValue())); } } push(sop); } break; case Opcodes.LCMP: case Opcodes.FCMPL: case Opcodes.FCMPG: case Opcodes.DCMPL: case Opcodes.DCMPG: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.IRETURN: case Opcodes.LRETURN: case Opcodes.FRETURN: case Opcodes.DRETURN: case Opcodes.ARETURN: pop(); break; case Opcodes.RETURN: //nop break; case Opcodes.ARRAYLENGTH: { pop(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.ATHROW: case Opcodes.MONITORENTER: case Opcodes.MONITOREXIT: pop(); break; } }
From source file:com.offbynull.coroutines.instrumenter.asm.InstructionUtils.java
License:Open Source License
/** * Generates instructions that returns a dummy value. Return values are as follows: * <ul>//from ww w . j a v a2 s. c om * <li>void -> no value</li> * <li>boolean -> false</li> * <li>byte/short/char/int -> 0</li> * <li>long -> 0L</li> * <li>float -> 0.0f</li> * <li>double -> 0.0</li> * <li>Object -> null</li> * </ul> * * @param returnType return type of the method this generated bytecode is for * @return instructions to return a dummy value * @throws NullPointerException if any argument is {@code null} * @throws IllegalArgumentException if {@code returnType}'s sort is of {@link Type#METHOD} */ public static InsnList returnDummy(Type returnType) { Validate.notNull(returnType); Validate.isTrue(returnType.getSort() != Type.METHOD); InsnList ret = new InsnList(); switch (returnType.getSort()) { case Type.VOID: ret.add(new InsnNode(Opcodes.RETURN)); break; case Type.BOOLEAN: case Type.BYTE: case Type.SHORT: case Type.CHAR: case Type.INT: ret.add(new InsnNode(Opcodes.ICONST_0)); ret.add(new InsnNode(Opcodes.IRETURN)); break; case Type.LONG: ret.add(new InsnNode(Opcodes.LCONST_0)); ret.add(new InsnNode(Opcodes.LRETURN)); break; case Type.FLOAT: ret.add(new InsnNode(Opcodes.FCONST_0)); ret.add(new InsnNode(Opcodes.FRETURN)); break; case Type.DOUBLE: ret.add(new InsnNode(Opcodes.DCONST_0)); ret.add(new InsnNode(Opcodes.DRETURN)); break; case Type.OBJECT: case Type.ARRAY: ret.add(new InsnNode(Opcodes.ACONST_NULL)); ret.add(new InsnNode(Opcodes.ARETURN)); break; default: throw new IllegalStateException(); } return ret; }
From source file:com.offbynull.coroutines.instrumenter.ContinuationGenerators.java
License:Open Source License
/** * Generates instructions that returns a dummy value. Return values are as follows: * <ul>//from w ww. j a v a 2 s . c o m * <li>void -> no value</li> * <li>boolean -> false</li> * <li>byte/short/char/int -> 0</li> * <li>long -> 0L</li> * <li>float -> 0.0f</li> * <li>double -> 0.0</li> * <li>Object -> null</li> * </ul> * * @param returnType return type of the method this generated bytecode is for * @return instructions to return a dummy value * @throws NullPointerException if any argument is {@code null} * @throws IllegalArgumentException if {@code returnType}'s sort is of {@link Type#METHOD} */ private static InsnList returnDummy(Type returnType) { Validate.notNull(returnType); Validate.isTrue(returnType.getSort() != Type.METHOD); InsnList ret = new InsnList(); switch (returnType.getSort()) { case Type.VOID: ret.add(new InsnNode(Opcodes.RETURN)); break; case Type.BOOLEAN: case Type.BYTE: case Type.SHORT: case Type.CHAR: case Type.INT: ret.add(new InsnNode(Opcodes.ICONST_0)); ret.add(new InsnNode(Opcodes.IRETURN)); break; case Type.LONG: ret.add(new InsnNode(Opcodes.LCONST_0)); ret.add(new InsnNode(Opcodes.LRETURN)); break; case Type.FLOAT: ret.add(new InsnNode(Opcodes.FCONST_0)); ret.add(new InsnNode(Opcodes.FRETURN)); break; case Type.DOUBLE: ret.add(new InsnNode(Opcodes.DCONST_0)); ret.add(new InsnNode(Opcodes.DRETURN)); break; case Type.OBJECT: case Type.ARRAY: ret.add(new InsnNode(Opcodes.ACONST_NULL)); ret.add(new InsnNode(Opcodes.ARETURN)); break; default: throw new IllegalStateException(); } return ret; }
From source file:com.toolazydogs.maiden.agent.asm.AsmUtils.java
License:Apache License
/** * Generates the instruction to push the given value on the stack. * * @param methodVisitor the visitor to which to send the instruction * @param value the value to be pushed on the stack. */// ww w. ja v a 2 s.c o m public static void push(MethodVisitor methodVisitor, long value) { if (value == 0L || value == 1L) { methodVisitor.visitInsn(Opcodes.LCONST_0 + (int) value); } else { methodVisitor.visitLdcInsn(value); } }
From source file:com.trigersoft.jaque.expression.ExpressionMethodVisitor.java
License:Apache License
@Override public void visitInsn(int opcode) { Expression e;//from w w w . j a va2s . c o m Expression first; Expression second; switch (opcode) { case Opcodes.ARRAYLENGTH: e = Expression.arrayLength(_exprStack.pop()); break; case Opcodes.ACONST_NULL: e = Expression.constant(null, Object.class); break; case Opcodes.IALOAD: case Opcodes.LALOAD: case Opcodes.FALOAD: case Opcodes.DALOAD: case Opcodes.AALOAD: case Opcodes.BALOAD: case Opcodes.CALOAD: case Opcodes.SALOAD: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.arrayIndex(second, first); break; case Opcodes.DCONST_0: e = Expression.constant(0d, Double.TYPE); break; case Opcodes.DCONST_1: e = Expression.constant(1d, Double.TYPE); break; case Opcodes.FCMPG: case Opcodes.FCMPL: case Opcodes.DCMPG: case Opcodes.DCMPL: case Opcodes.LCMP: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.subtract(second, first); break; case Opcodes.FCONST_0: e = Expression.constant(0f, Float.TYPE); break; case Opcodes.FCONST_1: e = Expression.constant(1f, Float.TYPE); break; case Opcodes.FCONST_2: e = Expression.constant(2f, Float.TYPE); break; case Opcodes.ICONST_M1: e = Expression.constant(-1, Integer.TYPE); break; case Opcodes.ICONST_0: e = Expression.constant(0, Integer.TYPE); break; case Opcodes.ICONST_1: e = Expression.constant(1, Integer.TYPE); break; case Opcodes.ICONST_2: e = Expression.constant(2, Integer.TYPE); break; case Opcodes.ICONST_3: e = Expression.constant(3, Integer.TYPE); break; case Opcodes.ICONST_4: e = Expression.constant(4, Integer.TYPE); break; case Opcodes.ICONST_5: e = Expression.constant(5, Integer.TYPE); break; case Opcodes.LCONST_0: e = Expression.constant(0l, Long.TYPE); break; case Opcodes.LCONST_1: e = Expression.constant(1l, Long.TYPE); break; case Opcodes.IADD: case Opcodes.LADD: case Opcodes.FADD: case Opcodes.DADD: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.add(second, first); break; case Opcodes.ISUB: case Opcodes.LSUB: case Opcodes.FSUB: case Opcodes.DSUB: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.subtract(second, first); break; case Opcodes.IMUL: case Opcodes.LMUL: case Opcodes.FMUL: case Opcodes.DMUL: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.multiply(second, first); break; case Opcodes.IDIV: case Opcodes.LDIV: case Opcodes.FDIV: case Opcodes.DDIV: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.divide(second, first); break; case Opcodes.IREM: case Opcodes.LREM: case Opcodes.FREM: case Opcodes.DREM: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.modulo(second, first); break; case Opcodes.INEG: case Opcodes.LNEG: case Opcodes.FNEG: case Opcodes.DNEG: first = _exprStack.pop(); e = Expression.negate(first); break; case Opcodes.ISHL: case Opcodes.LSHL: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.leftShift(second, first); break; case Opcodes.ISHR: case Opcodes.LSHR: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.rightShift(second, first); break; case Opcodes.IUSHR: case Opcodes.LUSHR: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.rightShift(second, first); break; case Opcodes.IAND: case Opcodes.LAND: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.bitwiseAnd(second, first); break; case Opcodes.IOR: case Opcodes.LOR: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.bitwiseOr(second, first); break; case Opcodes.IXOR: case Opcodes.LXOR: first = _exprStack.pop(); second = _exprStack.pop(); e = Expression.exclusiveOr(second, first); break; case Opcodes.I2B: case Opcodes.I2C: case Opcodes.I2S: first = _exprStack.pop(); e = Expression.convert(first, NumericTypeLookup2[opcode - Opcodes.I2B]); break; case Opcodes.I2L: case Opcodes.I2F: case Opcodes.I2D: first = _exprStack.pop(); e = Expression.convert(first, NumericTypeLookup[opcode - Opcodes.I2L + 1]); break; case Opcodes.L2I: case Opcodes.L2F: case Opcodes.L2D: int l2l = opcode > Opcodes.L2I ? 1 : 0; first = _exprStack.pop(); e = Expression.convert(first, NumericTypeLookup[opcode - Opcodes.L2I + l2l]); break; case Opcodes.F2I: case Opcodes.F2L: case Opcodes.F2D: int f2f = opcode == Opcodes.F2D ? 1 : 0; first = _exprStack.pop(); e = Expression.convert(first, NumericTypeLookup[opcode - Opcodes.F2I + f2f]); break; case Opcodes.D2I: case Opcodes.D2L: case Opcodes.D2F: first = _exprStack.pop(); e = Expression.convert(first, NumericTypeLookup[opcode - Opcodes.D2I]); break; case Opcodes.IRETURN: case Opcodes.LRETURN: case Opcodes.FRETURN: case Opcodes.DRETURN: case Opcodes.ARETURN: go(null); return; case Opcodes.SWAP: first = _exprStack.pop(); second = _exprStack.pop(); _exprStack.push(first); _exprStack.push(second); case Opcodes.DUP: case Opcodes.DUP_X1: case Opcodes.DUP_X2: case Opcodes.DUP2: case Opcodes.DUP2_X1: case Opcodes.DUP2_X2: // our stack is not divided to words int base = (opcode - Opcodes.DUP) % 3; base++; dup(_exprStack, base, base - 1); return; case Opcodes.NOP: return; case Opcodes.RETURN: default: throw notLambda(opcode); } _exprStack.push(e); }
From source file:com.yahoo.yqlplus.engine.internal.bytecode.exprs.NullExpr.java
@Override public void generate(CodeEmitter code) { // VOID, BOOLEAN, CHAR, BYTE, SHORT, INT, FLOAT, LONG, DOUBLE, ARRAY, OBJECT or METHOD. int opcode;//from w ww . j a v a2 s. c o m switch (getType().getJVMType().getSort()) { case Type.VOID: case Type.METHOD: throw new UnsupportedOperationException("Unsupported NullExpr type: " + getType()); case Type.BOOLEAN: case Type.SHORT: case Type.INT: case Type.CHAR: opcode = Opcodes.ICONST_0; break; case Type.FLOAT: opcode = Opcodes.FCONST_0; break; case Type.LONG: opcode = Opcodes.LCONST_0; break; case Type.DOUBLE: opcode = Opcodes.DCONST_0; break; case Type.ARRAY: case Type.OBJECT: opcode = Opcodes.ACONST_NULL; break; default: throw new UnsupportedOperationException("Unknown NullExpr type: " + getType()); } code.getMethodVisitor().visitInsn(opcode); if (opcode == Opcodes.ACONST_NULL) { code.cast(getType(), AnyTypeWidget.getInstance()); } }
From source file:com.yahoo.yqlplus.engine.internal.plan.types.base.PrimitiveTypeWidget.java
@Override public ComparisonAdapter getComparisionAdapter() { return new ComparisonAdapter() { @Override//from www .jav a2s .co m public void coerceBoolean(CodeEmitter scope, Label isTrue, Label isFalse, Label isNull) { MethodVisitor mv = scope.getMethodVisitor(); switch (getJVMType().getSort()) { case Type.BOOLEAN: case Type.SHORT: case Type.INT: case Type.CHAR: mv.visitJumpInsn(Opcodes.IFEQ, isFalse); mv.visitJumpInsn(Opcodes.GOTO, isTrue); break; case Type.FLOAT: mv.visitInsn(Opcodes.FCONST_0); mv.visitInsn(Opcodes.FCMPG); mv.visitJumpInsn(Opcodes.IFEQ, isTrue); mv.visitJumpInsn(Opcodes.GOTO, isFalse); break; case Type.LONG: mv.visitInsn(Opcodes.LCONST_0); mv.visitInsn(Opcodes.LCMP); mv.visitJumpInsn(Opcodes.IFEQ, isTrue); mv.visitJumpInsn(Opcodes.GOTO, isFalse); break; case Type.DOUBLE: mv.visitInsn(Opcodes.DCONST_0); mv.visitInsn(Opcodes.DCMPG); mv.visitJumpInsn(Opcodes.IFEQ, isTrue); mv.visitJumpInsn(Opcodes.GOTO, isFalse); break; default: throw new UnsupportedOperationException("Unsupported JVM type: " + getJVMType()); } } }; }
From source file:de.fhkoeln.gm.cui.javahardener.CheckNullMethodVisitor.java
License:Open Source License
/** * Push the default value to the stack for the given type. * // ww w .ja v a2 s . com * @param type */ private void pushDefault(Type type) { switch (type.getSort()) { case Type.VOID: break; case Type.BOOLEAN: super.visitIntInsn(Opcodes.BIPUSH, 0); // Push false to the stack break; case Type.BYTE: super.visitIntInsn(Opcodes.BIPUSH, 0); // Push byte 0 to the stack break; case Type.CHAR: super.visitIntInsn(Opcodes.BIPUSH, 0); // Push char 0 to the stack break; case Type.SHORT: super.visitIntInsn(Opcodes.SIPUSH, 0); // Push short 0 to the stack break; case Type.INT: super.visitInsn(Opcodes.ICONST_0); // Push int 0 to the stack break; case Type.FLOAT: super.visitInsn(Opcodes.FCONST_0); // Push float 0 to the stack break; case Type.LONG: super.visitInsn(Opcodes.LCONST_0); // Push long 0 to the stack break; case Type.DOUBLE: super.visitInsn(Opcodes.DCONST_0); // Push double 0 to the stack break; default: super.visitInsn(Opcodes.ACONST_NULL); // Push NULL to the stack break; } }
From source file:de.tuberlin.uebb.jbop.optimizer.utils.NodeHelper.java
License:Open Source License
private static AbstractInsnNode getLongInsnNode(final Number newNumber) { if (newNumber.longValue() == 0) { return new InsnNode(Opcodes.LCONST_0); } else if (newNumber.longValue() == 1) { return new InsnNode(Opcodes.LCONST_1); } else {/*from ww w . j av a 2s .c om*/ return new LdcInsnNode(newNumber); } }
From source file:de.tuberlin.uebb.jbop.optimizer.utils.NodeHelper.java
License:Open Source License
/** * Gets the value./*w ww. j av a2s . co m*/ * * @param node * the node * @return the value * @throws NotANumberException * if node is not a number-Node */ public static Number getNumberValue(final AbstractInsnNode node) throws NotANumberException { if (node == null) { throw new NotANumberException(); } AbstractInsnNode checkNode = node; if (isCast(node)) { checkNode = node.getPrevious(); } if (isIconst(checkNode)) { return cast(Integer.valueOf(checkNode.getOpcode() - Opcodes.ICONST_0), checkNode, node); } if (checkNode.getOpcode() == Opcodes.LCONST_0) { return cast(Long.valueOf(0), checkNode, node); } if (checkNode.getOpcode() == Opcodes.LCONST_1) { return cast(Long.valueOf(1), checkNode, node); } if (checkNode.getOpcode() == Opcodes.FCONST_0) { return cast(Float.valueOf(0), checkNode, node); } if (checkNode.getOpcode() == Opcodes.FCONST_1) { return cast(Float.valueOf(1), checkNode, node); } if (checkNode.getOpcode() == Opcodes.FCONST_2) { return cast(Float.valueOf(1), checkNode, node); } if (checkNode.getOpcode() == Opcodes.DCONST_0) { return cast(Double.valueOf(0), checkNode, node); } if (checkNode.getOpcode() == Opcodes.DCONST_1) { return cast(Double.valueOf(1), checkNode, node); } if (checkNode instanceof IntInsnNode) { return cast(Integer.valueOf(((IntInsnNode) checkNode).operand), checkNode, node); } return cast(getConstantValue(checkNode, Number.class), checkNode, node); }