Example usage for org.objectweb.asm Opcodes SALOAD

List of usage examples for org.objectweb.asm Opcodes SALOAD

Introduction

In this page you can find the example usage for org.objectweb.asm Opcodes SALOAD.

Prototype

int SALOAD

To view the source code for org.objectweb.asm Opcodes SALOAD.

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Usage

From source file:edu.mit.streamjit.util.bytecode.MethodUnresolver.java

License:Open Source License

private void emit(ArrayLoadInst i, InsnList insns) {
    load(i.getArray(), insns);//from   www  .  jav a 2s  .  c om
    load(i.getIndex(), insns);
    if (i.getType() instanceof ReferenceType)
        insns.add(new InsnNode(Opcodes.AALOAD));
    else if (i.getType().equals(booleanType) || i.getType().equals(byteType))
        insns.add(new InsnNode(Opcodes.BALOAD));
    else if (i.getType().equals(charType))
        insns.add(new InsnNode(Opcodes.CALOAD));
    else if (i.getType().equals(shortType))
        insns.add(new InsnNode(Opcodes.SALOAD));
    else if (i.getType().equals(intType))
        insns.add(new InsnNode(Opcodes.IALOAD));
    else if (i.getType().equals(longType))
        insns.add(new InsnNode(Opcodes.LALOAD));
    else if (i.getType().equals(floatType))
        insns.add(new InsnNode(Opcodes.FALOAD));
    else if (i.getType().equals(doubleType))
        insns.add(new InsnNode(Opcodes.DALOAD));
    else
        throw new AssertionError(i);
    store(i, insns);
}

From source file:edu.ubc.mirrors.holograms.HologramMethodGenerator.java

License:Open Source License

@Override
public void visitInsn(int opcode) {
    Type arrayElementType = null;
    boolean isArrayLoad = (Opcodes.IALOAD <= opcode && opcode < Opcodes.IALOAD + 8);
    boolean isArrayStore = (Opcodes.IASTORE <= opcode && opcode < Opcodes.IASTORE + 8);
    if (isArrayLoad || isArrayStore) {
        switch (opcode) {
        case Opcodes.IALOAD:
            arrayElementType = Type.INT_TYPE;
            break;
        case Opcodes.LALOAD:
            arrayElementType = Type.LONG_TYPE;
            break;
        case Opcodes.FALOAD:
            arrayElementType = Type.FLOAT_TYPE;
            break;
        case Opcodes.DALOAD:
            arrayElementType = Type.DOUBLE_TYPE;
            break;
        case Opcodes.AALOAD:
            arrayElementType = hologramType;
            break;
        case Opcodes.BALOAD:
            arrayElementType = Type.BYTE_TYPE;
            break;
        case Opcodes.CALOAD:
            arrayElementType = Type.CHAR_TYPE;
            break;
        case Opcodes.SALOAD:
            arrayElementType = Type.SHORT_TYPE;
            break;
        case Opcodes.IASTORE:
            arrayElementType = Type.INT_TYPE;
            break;
        case Opcodes.LASTORE:
            arrayElementType = Type.LONG_TYPE;
            break;
        case Opcodes.FASTORE:
            arrayElementType = Type.FLOAT_TYPE;
            break;
        case Opcodes.DASTORE:
            arrayElementType = Type.DOUBLE_TYPE;
            break;
        case Opcodes.AASTORE:
            arrayElementType = hologramType;
            break;
        case Opcodes.BASTORE:
            arrayElementType = Type.BYTE_TYPE;
            break;
        case Opcodes.CASTORE:
            arrayElementType = Type.CHAR_TYPE;
            break;
        case Opcodes.SASTORE:
            arrayElementType = Type.SHORT_TYPE;
            break;
        }/*from w w  w.j a  va  2  s .com*/

        Type mirrorType = HologramClassGenerator.objectArrayMirrorType;
        if (arrayElementType.getSort() != Type.OBJECT && arrayElementType.getSort() != Type.ARRAY) {
            mirrorType = getPrimitiveArrayMirrorType(arrayElementType);
        }

        // Use the analyzer to figure out the expected array element type
        Type arrayElementTypeForMirrorCall = arrayElementType;
        Type hologramArrayType = Type
                .getObjectType((String) stackType(isArrayStore ? 1 + arrayElementType.getSize() : 1));
        if (hologramArrayType == null) {
            hologramArrayType = Type.getType(ObjectArrayHologram.class);
        }
        if (arrayElementType.equals(hologramType)) {
            Type originalType = Type
                    .getObjectType(getOriginalInternalClassName(hologramArrayType.getInternalName()));
            arrayElementType = getHologramType(
                    Reflection.makeArrayType(originalType.getDimensions() - 1, originalType.getElementType()));
            hologramArrayType = Type.getType(ObjectArrayHologram.class);
        }

        // Call the appropriate getter/setter method on the hologram
        String methodDesc;
        if (isArrayStore) {
            methodDesc = Type.getMethodDescriptor(Type.VOID_TYPE, mirrorType, Type.INT_TYPE,
                    arrayElementTypeForMirrorCall);
        } else {
            methodDesc = Type.getMethodDescriptor(arrayElementTypeForMirrorCall, mirrorType, Type.INT_TYPE);
        }
        invokestatic(hologramArrayType.getInternalName(), (isArrayStore ? "setHologram" : "getHologram"),
                methodDesc);
        if (!isArrayStore && arrayElementTypeForMirrorCall.equals(hologramType)) {
            checkcast(arrayElementType);
        }

        return;
    }

    if (opcode == Opcodes.ARRAYLENGTH) {
        invokeinterface(arrayMirrorType.getInternalName(), "length", Type.getMethodDescriptor(Type.INT_TYPE));
        return;
    }

    if (opcode == Opcodes.ARETURN) {
        if (isToString) {
            invokestatic(objectHologramType.getInternalName(), "getRealStringForHologram",
                    Type.getMethodDescriptor(Type.getType(String.class), Type.getType(ObjectHologram.class)));
        } else if (isGetStackTrace) {
            invokestatic(objectHologramType.getInternalName(), "getRealStackTraceForHologram",
                    Type.getMethodDescriptor(Type.getType(StackTraceElement[].class),
                            Type.getType(Hologram.class)));
        }
    }

    if (opcode == Opcodes.RETURN && owner.equals(hologramThrowableType) && name.equals("<init>")) {
        load(0, owner);
        new MethodHandle() {
            protected void methodCall() throws Throwable {
                ObjectHologram.register(null);
                ;
            }
        }.invoke(this);
    }

    super.visitInsn(opcode);
}

From source file:jerl.bcm.inj.impl.InjectCollection.java

License:Apache License

public void injectMemberFieldArraySystemOut(MethodVisitor mv, String clazz, String field, String type,
        String printType, String prefix, boolean isStatic, int index) {
    mv.visitFieldInsn(Opcodes.GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;");
    mv.visitLdcInsn(prefix);//from  ww w  . j  a  v  a2  s .  c  o  m
    mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/io/PrintStream", "print", "(Ljava/lang/String;)V");

    mv.visitFieldInsn(Opcodes.GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;");
    if (isStatic) {
        mv.visitFieldInsn(Opcodes.GETSTATIC, clazz, field, type);
    } else {
        mv.visitVarInsn(Opcodes.ALOAD, 0); // this
        mv.visitFieldInsn(Opcodes.GETFIELD, clazz, field, type);
    }
    mv.visitLdcInsn(new Integer(index));

    if (type.endsWith("[Z") || type.endsWith("[B")) {
        mv.visitInsn(Opcodes.BALOAD);
    } else if (type.endsWith("[C")) {
        mv.visitInsn(Opcodes.CALOAD);
    } else if (type.endsWith("[D")) {
        mv.visitInsn(Opcodes.DALOAD);
    } else if (type.endsWith("[F")) {
        mv.visitInsn(Opcodes.FALOAD);
    } else if (type.endsWith("[I")) {
        mv.visitInsn(Opcodes.IALOAD);
    } else if (type.endsWith("[J")) {
        mv.visitInsn(Opcodes.LALOAD);
    } else if (type.endsWith("[S")) {
        mv.visitInsn(Opcodes.SALOAD);
    } else {
        mv.visitInsn(Opcodes.AALOAD);
    }
    mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/io/PrintStream", "println", "(" + printType + ")V");
}

From source file:org.adjective.stout.tools.StackVisualiserMethodVisitor.java

License:Apache License

public void visitInsn(int opcode) {
    switch (opcode) {
    case Opcodes.NOP:
        break;/*  ww  w  .ja v  a 2  s .  co m*/
    case Opcodes.ACONST_NULL:
        push("null", Object.class);
        break;
    case Opcodes.ICONST_M1:
    case Opcodes.ICONST_0:
    case Opcodes.ICONST_1:
    case Opcodes.ICONST_2:
    case Opcodes.ICONST_3:
    case Opcodes.ICONST_4:
    case Opcodes.ICONST_5:
        push(Integer.toString(opcode - Opcodes.ICONST_0), Type.INT_TYPE);
        break;
    case Opcodes.LCONST_0:
    case Opcodes.LCONST_1:
        push(Integer.toString(opcode - Opcodes.LCONST_0), Type.LONG_TYPE);
        break;
    case Opcodes.FCONST_0:
    case Opcodes.FCONST_1:
    case Opcodes.FCONST_2:
        push(Integer.toString(opcode - Opcodes.FCONST_0), Type.FLOAT_TYPE);
        break;
    case Opcodes.DCONST_0:
    case Opcodes.DCONST_1:
        push(Integer.toString(opcode - Opcodes.DCONST_0), Type.DOUBLE_TYPE);
        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: {
        Type opType = getType(Opcodes.IALOAD, opcode);
        StackValue idx = pop(Type.INT_TYPE);
        StackValue arr = popArray(opType);
        push(arr.description + "[" + idx.description + "]", opType);
    }
        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: {
        Type opType = getType(Opcodes.IASTORE, opcode);
        pop(opType);
        pop(Type.INT_TYPE);
        popArray(opType);
    }
        break;
    case Opcodes.POP:
        pop();
        break;
    case Opcodes.POP2:
        pop(2);
        break;
    case Opcodes.DUP:
        push(peek());
        break;
    case Opcodes.DUP2:
        push(peek(2));
        push(peek(1));
        break;
    case Opcodes.DUP_X1: {
        StackValue a = pop();
        StackValue b = pop();
        push(a);
        push(b);
        push(a);
    }
        break;
    case Opcodes.DUP_X2: {
        StackValue a = pop();
        StackValue b = pop();
        StackValue c = pop();
        push(a);
        push(c);
        push(b);
        push(a);
    }
        break;
    case Opcodes.DUP2_X1: {
        StackValue a = popValue(false);
        StackValue b = pop();
        StackValue c = pop();
        push(b);
        push(a);
        push(c);
        push(b);
        push(a);
    }
    case Opcodes.DUP2_X2: {
        StackValue a = popValue(false);
        StackValue b = pop();
        StackValue c = popValue(false);
        StackValue d = pop();
        push(b);
        push(a);
        push(d);
        push(c);
        push(b);
        push(a);
    }
        break;
    case Opcodes.SWAP: {
        StackValue a = pop();
        StackValue b = pop();
        push(a);
        push(b);
    }
        break;
    case Opcodes.IADD:
    case Opcodes.LADD:
    case Opcodes.FADD:
    case Opcodes.DADD:
        math(Opcodes.IADD, opcode, "+");
        break;
    case Opcodes.ISUB:
    case Opcodes.LSUB:
    case Opcodes.FSUB:
    case Opcodes.DSUB:
        math(Opcodes.ISUB, opcode, "-");
        break;
    case Opcodes.IMUL:
    case Opcodes.LMUL:
    case Opcodes.FMUL:
    case Opcodes.DMUL:
        math(Opcodes.IMUL, opcode, "*");
        break;
    case Opcodes.IDIV:
    case Opcodes.LDIV:
    case Opcodes.FDIV:
    case Opcodes.DDIV:
        math(Opcodes.IDIV, opcode, "/");
        break;
    case Opcodes.IREM:
    case Opcodes.LREM:
    case Opcodes.FREM:
    case Opcodes.DREM:
        math(Opcodes.IREM, opcode, "%");
        break;
    case Opcodes.IAND:
    case Opcodes.LAND:
        math(Opcodes.IAND, opcode, "&");
        break;
    case Opcodes.IOR:
    case Opcodes.LOR:
        math(Opcodes.IOR, opcode, "|");
        break;
    case Opcodes.IXOR:
    case Opcodes.LXOR:
        math(Opcodes.IXOR, opcode, "^");
        break;
    case Opcodes.INEG:
    case Opcodes.LNEG:
    case Opcodes.FNEG:
    case Opcodes.DNEG: {
        Type type = getType(Opcodes.INEG, opcode);
        StackValue a = pop(type);
        push("-" + a.description, type);
    }
        break;
    case Opcodes.ISHL:
    case Opcodes.LSHL: {
        Type type = getType(Opcodes.ISHL, opcode);
        StackValue n = pop(Type.INT_TYPE);
        StackValue a = pop(type);
        push(a.description + "<<" + n.description, type);
    }
        break;
    case Opcodes.ISHR:
    case Opcodes.LSHR: {
        Type type = getType(Opcodes.ISHR, opcode);
        StackValue n = pop(Type.INT_TYPE);
        StackValue a = pop(type);
        push(a.description + ">>" + n.description, type);
    }
        break;
    case Opcodes.IUSHR:
    case Opcodes.LUSHR: {
        Type type = getType(Opcodes.IUSHR, opcode);
        StackValue n = pop(Type.INT_TYPE);
        StackValue a = pop(type);
        push(a.description + ">>>" + n.description, type);
    }
    case Opcodes.LCMP: {
        StackValue a = pop(Type.LONG_TYPE);
        StackValue b = pop(Type.LONG_TYPE);
        push(a.description + " cmp " + b.description + " {-1|0|1}", Type.LONG_TYPE);
    }
        break;
    case Opcodes.I2L:
    case Opcodes.I2F:
    case Opcodes.I2D:
    case Opcodes.L2I:
    case Opcodes.L2F:
    case Opcodes.L2D:
    case Opcodes.F2I:
    case Opcodes.F2L:
    case Opcodes.F2D:
    case Opcodes.D2I:
    case Opcodes.D2L:
    case Opcodes.D2F:
    case Opcodes.I2B:
    case Opcodes.I2C:
    case Opcodes.I2S:
        cast(opcode);
        break;
    case Opcodes.ARETURN:
    case Opcodes.ATHROW:
        popObject();
        break;
    case Opcodes.RETURN:
        break;
    default:
        throw new IllegalArgumentException("Unsupported opcode " + opcode + " - " + OPCODES[opcode]);
    }
    print(opcode, "");
    /* 
        *        FCMPL, FCMPG, DCMPL, DCMPG, IRETURN, LRETURN,
        *        FRETURN, DRETURN, ARETURN, RETURN, ARRAYLENGTH, ATHROW,
        *        MONITORENTER, or MONITOREXIT
      */

}

From source file:org.decojer.cavaj.readers.asm.ReadMethodVisitor.java

License:Open Source License

@Override
public void visitInsn(final int opcode) {
    T t = null;/*from  ww w  . j a v  a  2  s  .com*/
    int iValue = Integer.MIN_VALUE;
    Object oValue = null;

    switch (opcode) {
    case Opcodes.NOP:
        // nothing to do, ignore
        break;
    /*******
     * ADD *
     *******/
    case Opcodes.DADD:
        t = T.DOUBLE;
        // fall through
    case Opcodes.FADD:
        if (t == null) {
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.IADD:
        if (t == null) {
            t = T.INT;
        }
        // fall through
    case Opcodes.LADD:
        if (t == null) {
            t = T.LONG;
        }
        add(new ADD(this.ops.size(), opcode, this.line, t));
        break;
    /*********
     * ALOAD *
     *********/
    case Opcodes.AALOAD:
        t = T.REF;
        // fall through
    case Opcodes.BALOAD:
        if (t == null) {
            t = T.SMALL;
        }
        // fall through
    case Opcodes.CALOAD:
        if (t == null) {
            t = T.CHAR;
        }
        // fall through
    case Opcodes.DALOAD:
        if (t == null) {
            t = T.DOUBLE;
        }
        // fall through
    case Opcodes.FALOAD:
        if (t == null) {
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.IALOAD:
        if (t == null) {
            t = T.INT;
        }
        // fall through
    case Opcodes.LALOAD:
        if (t == null) {
            t = T.LONG;
        }
        // fall through
    case Opcodes.SALOAD:
        if (t == null) {
            t = T.SHORT;
        }
        add(new ALOAD(this.ops.size(), opcode, this.line, t));
        break;
    /*******
     * AND *
     *******/
    case Opcodes.IAND:
        t = T.AINT;
        // fall through
    case Opcodes.LAND:
        if (t == null) {
            t = T.LONG;
        }
        add(new AND(this.ops.size(), opcode, this.line, t));
        break;
    /***************
     * ARRAYLENGTH *
     ***************/
    case Opcodes.ARRAYLENGTH:
        add(new ARRAYLENGTH(this.ops.size(), opcode, this.line));
        break;
    /**********
     * ASTORE *
     **********/
    case Opcodes.AASTORE:
        t = T.REF;
        // fall through
    case Opcodes.BASTORE:
        if (t == null) {
            t = T.SMALL;
        }
        // fall through
    case Opcodes.CASTORE:
        if (t == null) {
            t = T.CHAR;
        }
        // fall through
    case Opcodes.DASTORE:
        if (t == null) {
            t = T.DOUBLE;
        }
        // fall through
    case Opcodes.FASTORE:
        if (t == null) {
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.IASTORE:
        if (t == null) {
            t = T.INT;
        }
        // fall through
    case Opcodes.LASTORE:
        if (t == null) {
            t = T.LONG;
        }
        // fall through
    case Opcodes.SASTORE:
        if (t == null) {
            t = T.SHORT;
        }
        add(new ASTORE(this.ops.size(), opcode, this.line, t));
        break;
    /********
     * CAST *
     ********/
    case Opcodes.D2F:
        t = T.DOUBLE;
        oValue = T.FLOAT;
        // fall through
    case Opcodes.D2I:
        if (t == null) {
            t = T.DOUBLE;
            oValue = T.INT;
        }
        // fall through
    case Opcodes.D2L:
        if (t == null) {
            t = T.DOUBLE;
            oValue = T.LONG;
        }
        // fall through
    case Opcodes.F2D:
        if (t == null) {
            t = T.FLOAT;
            oValue = T.DOUBLE;
        }
        // fall through
    case Opcodes.F2I:
        if (t == null) {
            t = T.FLOAT;
            oValue = T.INT;
        }
        // fall through
    case Opcodes.F2L:
        if (t == null) {
            t = T.FLOAT;
            oValue = T.LONG;
        }
        // fall through
    case Opcodes.I2B:
        if (t == null) {
            t = T.INT;
            oValue = T.BYTE;
        }
        // fall through
    case Opcodes.I2C:
        if (t == null) {
            t = T.INT;
            oValue = T.CHAR;
        }
        // fall through
    case Opcodes.I2D:
        if (t == null) {
            t = T.INT;
            oValue = T.DOUBLE;
        }
        // fall through
    case Opcodes.I2F:
        if (t == null) {
            t = T.INT;
            oValue = T.FLOAT;
        }
        // fall through
    case Opcodes.I2L:
        if (t == null) {
            t = T.INT;
            oValue = T.LONG;
        }
        // fall through
    case Opcodes.I2S:
        if (t == null) {
            t = T.INT;
            oValue = T.SHORT;
        }
        // fall through
    case Opcodes.L2D:
        if (t == null) {
            t = T.LONG;
            oValue = T.DOUBLE;
        }
        // fall through
    case Opcodes.L2F:
        if (t == null) {
            t = T.LONG;
            oValue = T.FLOAT;
        }
        // fall through
    case Opcodes.L2I:
        if (t == null) {
            t = T.LONG;
            oValue = T.INT;
        }
        assert oValue instanceof T;
        add(new CAST(this.ops.size(), opcode, this.line, t, (T) oValue));
        break;
    /*******
     * CMP *
     *******/
    case Opcodes.DCMPG:
        t = T.DOUBLE;
        iValue = CMP.T_G;
        // fall through
    case Opcodes.DCMPL:
        if (t == null) {
            t = T.DOUBLE;
            iValue = CMP.T_L;
        }
        // fall through
    case Opcodes.FCMPG:
        if (t == null) {
            t = T.FLOAT;
            iValue = CMP.T_G;
        }
        // fall through
    case Opcodes.FCMPL:
        if (t == null) {
            t = T.FLOAT;
            iValue = CMP.T_L;
        }
        // fall through
    case Opcodes.LCMP:
        if (t == null) {
            t = T.LONG;
            iValue = CMP.T_0;
        }
        add(new CMP(this.ops.size(), opcode, this.line, t, iValue));
        break;
    /*******
     * DIV *
     *******/
    case Opcodes.DDIV:
        t = T.DOUBLE;
        // fall through
    case Opcodes.FDIV:
        if (t == null) {
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.IDIV:
        if (t == null) {
            t = T.INT;
        }
        // fall through
    case Opcodes.LDIV:
        if (t == null) {
            t = T.LONG;
        }
        add(new DIV(this.ops.size(), opcode, this.line, t));
        break;
    /*******
     * DUP *
     *******/
    case Opcodes.DUP:
        oValue = DUP.Kind.DUP;
        // fall through
    case Opcodes.DUP_X1:
        if (oValue == null) {
            oValue = DUP.Kind.DUP_X1;
        }
        // fall through
    case Opcodes.DUP_X2:
        if (oValue == null) {
            oValue = DUP.Kind.DUP_X2;
        }
        // fall through
    case Opcodes.DUP2:
        if (oValue == null) {
            oValue = DUP.Kind.DUP2;
        }
        // fall through
    case Opcodes.DUP2_X1:
        if (oValue == null) {
            oValue = DUP.Kind.DUP2_X1;
        }
        // fall through
    case Opcodes.DUP2_X2:
        if (oValue == null) {
            oValue = DUP.Kind.DUP2_X2;
        }
        add(new DUP(this.ops.size(), opcode, this.line, (DUP.Kind) oValue));
        break;
    /***********
     * MONITOR *
     ***********/
    case Opcodes.MONITORENTER:
        oValue = MONITOR.Kind.ENTER;
        // fall through
    case Opcodes.MONITOREXIT:
        if (oValue == null) {
            oValue = MONITOR.Kind.EXIT;
        }
        add(new MONITOR(this.ops.size(), opcode, this.line, (MONITOR.Kind) oValue));
        break;
    /*******
     * MUL *
     *******/
    case Opcodes.DMUL:
        t = T.DOUBLE;
        // fall through
    case Opcodes.FMUL:
        if (t == null) {
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.IMUL:
        if (t == null) {
            t = T.INT;
        }
        // fall through
    case Opcodes.LMUL:
        if (t == null) {
            t = T.LONG;
        }
        add(new MUL(this.ops.size(), opcode, this.line, t));
        break;
    /*******
     * NEG *
     *******/
    case Opcodes.DNEG:
        t = T.DOUBLE;
        // fall through
    case Opcodes.FNEG:
        if (t == null) {
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.INEG:
        if (t == null) {
            t = T.INT;
        }
        // fall through
    case Opcodes.LNEG:
        if (t == null) {
            t = T.LONG;
        }
        add(new NEG(this.ops.size(), opcode, this.line, t));
        break;
    /******
     * OR *
     ******/
    case Opcodes.IOR:
        t = T.AINT;
        // fall through
    case Opcodes.LOR:
        if (t == null) {
            t = T.LONG;
        }
        add(new OR(this.ops.size(), opcode, this.line, t));
        break;
    /*******
     * POP *
     *******/
    case Opcodes.POP:
        oValue = POP.Kind.POP;
        // fall through
    case Opcodes.POP2:
        if (oValue == null) {
            oValue = POP.Kind.POP2;
        }
        add(new POP(this.ops.size(), opcode, this.line, (POP.Kind) oValue));
        break;
    /********
     * PUSH *
     ********/
    case Opcodes.ACONST_NULL:
        t = T.REF;
        // fall through
    case Opcodes.DCONST_0:
        if (t == null) {
            oValue = 0D;
            t = T.DOUBLE;
        }
        // fall through
    case Opcodes.FCONST_0:
        if (t == null) {
            oValue = 0F;
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.ICONST_0:
        if (t == null) {
            oValue = 0;
            t = T.getJvmIntT(0);
        }
        // fall through
    case Opcodes.LCONST_0:
        if (t == null) {
            oValue = 0L;
            t = T.LONG;
        }
        // fall through
    case Opcodes.DCONST_1:
        if (t == null) {
            oValue = 1D;
            t = T.DOUBLE;
        }
        // fall through
    case Opcodes.FCONST_1:
        if (t == null) {
            oValue = 1F;
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.ICONST_1:
        if (t == null) {
            oValue = 1;
            t = T.getJvmIntT(1);
        }
        // fall through
    case Opcodes.LCONST_1:
        if (t == null) {
            oValue = 1L;
            t = T.LONG;
        }
        // fall through
    case Opcodes.FCONST_2:
        if (t == null) {
            oValue = 2F;
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.ICONST_2:
        if (t == null) {
            oValue = 2;
            t = T.getJvmIntT(2);
        }
        // fall through
    case Opcodes.ICONST_3:
        if (t == null) {
            oValue = 3;
            t = T.getJvmIntT(3);
        }
        // fall through
    case Opcodes.ICONST_4:
        if (t == null) {
            oValue = 4;
            t = T.getJvmIntT(4);
        }
        // fall through
    case Opcodes.ICONST_5:
        if (t == null) {
            oValue = 5;
            t = T.getJvmIntT(5);
        }
        // fall through
    case Opcodes.ICONST_M1:
        if (t == null) {
            oValue = -1;
            t = T.getJvmIntT(-1);
        }
        add(new PUSH(this.ops.size(), opcode, this.line, t, oValue));
        break;
    /*******
     * REM *
     *******/
    case Opcodes.DREM:
        t = T.DOUBLE;
        // fall through
    case Opcodes.FREM:
        if (t == null) {
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.IREM:
        if (t == null) {
            t = T.INT;
        }
        // fall through
    case Opcodes.LREM:
        if (t == null) {
            t = T.LONG;
        }
        add(new REM(this.ops.size(), opcode, this.line, t));
        break;
    /**********
     * RETURN *
     **********/
    case Opcodes.ARETURN:
        t = T.REF;
        // fall through
    case Opcodes.DRETURN:
        if (t == null) {
            t = T.DOUBLE;
        }
        // fall through
    case Opcodes.FRETURN:
        if (t == null) {
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.IRETURN:
        if (t == null) {
            t = T.AINT;
        }
        // fall through
    case Opcodes.LRETURN:
        if (t == null) {
            t = T.LONG;
        }
        // fall through
    case Opcodes.RETURN:
        if (t == null) {
            t = T.VOID;
        }
        add(new RETURN(this.ops.size(), opcode, this.line, t));
        break;
    /*******
     * SHL *
     *******/
    case Opcodes.ISHL:
        t = T.INT;
        // fall through
    case Opcodes.LSHL:
        if (t == null) {
            t = T.LONG;
        }
        add(new SHL(this.ops.size(), opcode, this.line, t, T.INT));
        break;
    /*******
     * SHR *
     *******/
    case Opcodes.ISHR:
    case Opcodes.IUSHR:
        t = T.INT;
        // fall through
    case Opcodes.LSHR:
    case Opcodes.LUSHR:
        if (t == null) {
            t = T.LONG;
        }
        add(new SHR(this.ops.size(), opcode, this.line, t, T.INT,
                opcode == Opcodes.IUSHR || opcode == Opcodes.LUSHR));
        break;
    /*******
     * SUB *
     *******/
    case Opcodes.DSUB:
        t = T.DOUBLE;
        // fall through
    case Opcodes.FSUB:
        if (t == null) {
            t = T.FLOAT;
        }
        // fall through
    case Opcodes.ISUB:
        if (t == null) {
            t = T.INT;
        }
        // fall through
    case Opcodes.LSUB:
        if (t == null) {
            t = T.LONG;
        }
        add(new SUB(this.ops.size(), opcode, this.line, t));
        break;
    /********
     * SWAP *
     ********/
    case Opcodes.SWAP:
        add(new SWAP(this.ops.size(), opcode, this.line));
        break;
    /*********
     * THROW *
     *********/
    case Opcodes.ATHROW:
        add(new THROW(this.ops.size(), opcode, this.line));
        break;
    /*******
     * XOR *
     *******/
    case Opcodes.IXOR:
        t = T.AINT;
        // fall through
    case Opcodes.LXOR: {
        if (t == null) {
            t = T.LONG;
        }
        add(new XOR(this.ops.size(), opcode, this.line, t));
        break;
    }
    default:
        log.warn(getM() + ": Unknown insn opcode '" + opcode + "'!");
    }
}

From source file:org.evosuite.instrumentation.error.ArrayInstrumentation.java

License:Open Source License

@Override
public void visitInsn(int opcode) {
    // Check array accesses
    if (opcode == Opcodes.IALOAD || opcode == Opcodes.BALOAD || opcode == Opcodes.CALOAD
            || opcode == Opcodes.SALOAD || opcode == Opcodes.LALOAD || opcode == Opcodes.FALOAD
            || opcode == Opcodes.DALOAD || opcode == Opcodes.AALOAD) {

        mv.visitInsn(Opcodes.DUP);/*from  www .j  a  v  a  2 s. c om*/
        insertBranch(Opcodes.IFGE, "java/lang/ArrayIndexOutOfBoundsException");

        mv.visitInsn(Opcodes.DUP2);
        mv.visitInsn(Opcodes.SWAP);
        //mv.visitInsn(Opcodes.POP);
        mv.visitInsn(Opcodes.ARRAYLENGTH);
        insertBranch(Opcodes.IF_ICMPLT, "java/lang/ArrayIndexOutOfBoundsException");

    } else if (opcode == Opcodes.IASTORE || opcode == Opcodes.BASTORE || opcode == Opcodes.CASTORE
            || opcode == Opcodes.SASTORE || opcode == Opcodes.AASTORE || opcode == Opcodes.LASTORE
            || opcode == Opcodes.FASTORE || opcode == Opcodes.DASTORE) {

        int loc = 0;
        if (opcode == Opcodes.IASTORE)
            loc = mv.newLocal(Type.INT_TYPE);
        else if (opcode == Opcodes.BASTORE)
            loc = mv.newLocal(Type.BYTE_TYPE);
        else if (opcode == Opcodes.CASTORE)
            loc = mv.newLocal(Type.CHAR_TYPE);
        else if (opcode == Opcodes.SASTORE)
            loc = mv.newLocal(Type.SHORT_TYPE);
        else if (opcode == Opcodes.AASTORE)
            loc = mv.newLocal(Type.getType(Object.class));
        else if (opcode == Opcodes.LASTORE)
            loc = mv.newLocal(Type.LONG_TYPE);
        else if (opcode == Opcodes.FASTORE)
            loc = mv.newLocal(Type.FLOAT_TYPE);
        else if (opcode == Opcodes.DASTORE)
            loc = mv.newLocal(Type.DOUBLE_TYPE);
        else
            throw new RuntimeException("Unknown type");
        mv.storeLocal(loc);

        mv.visitInsn(Opcodes.DUP);
        insertBranch(Opcodes.IFGE, "java/lang/ArrayIndexOutOfBoundsException");

        mv.visitInsn(Opcodes.DUP2);
        mv.visitInsn(Opcodes.SWAP);
        //mv.visitInsn(Opcodes.POP);
        mv.visitInsn(Opcodes.ARRAYLENGTH);
        insertBranch(Opcodes.IF_ICMPLT, "java/lang/ArrayIndexOutOfBoundsException");

        mv.loadLocal(loc);
    }
}

From source file:org.evosuite.instrumentation.error.NullPointerExceptionInstrumentation.java

License:Open Source License

@Override
public void visitInsn(int opcode) {
    switch (opcode) {
    case Opcodes.ARRAYLENGTH:
        // TODO//from  w ww . ja  v  a 2  s .co m
        break;
    case Opcodes.BALOAD:
    case Opcodes.CALOAD:
    case Opcodes.SALOAD:
    case Opcodes.IALOAD:
    case Opcodes.LALOAD:
    case Opcodes.FALOAD:
    case Opcodes.DALOAD:
    case Opcodes.AALOAD:
        // TODO
        break;

    case Opcodes.BASTORE:
    case Opcodes.CASTORE:
    case Opcodes.SASTORE:
    case Opcodes.IASTORE:
    case Opcodes.LASTORE:
    case Opcodes.FASTORE:
    case Opcodes.DASTORE:
    case Opcodes.AASTORE:
        // TODO
        break;
    default:
        // Ignore everything else
    }
    super.visitInsn(opcode);
}

From source file:org.jacoco.core.internal.instr.FrameTracker.java

License:Open Source License

@Override
public void visitInsn(final int opcode) {
    final Object t1, t2, t3, t4;
    switch (opcode) {
    case Opcodes.NOP:
    case Opcodes.RETURN:
        break;//from  ww  w . j  a va 2s .  co  m
    case Opcodes.ARETURN:
    case Opcodes.ATHROW:
    case Opcodes.FRETURN:
    case Opcodes.IRETURN:
    case Opcodes.MONITORENTER:
    case Opcodes.MONITOREXIT:
    case Opcodes.POP:
        pop(1);
        break;
    case Opcodes.DRETURN:
    case Opcodes.LRETURN:
    case Opcodes.POP2:
        pop(2);
        break;
    case Opcodes.AASTORE:
    case Opcodes.BASTORE:
    case Opcodes.CASTORE:
    case Opcodes.FASTORE:
    case Opcodes.IASTORE:
    case Opcodes.SASTORE:
        pop(3);
        break;
    case Opcodes.LASTORE:
    case Opcodes.DASTORE:
        pop(4);
        break;
    case Opcodes.ICONST_M1:
    case Opcodes.ICONST_0:
    case Opcodes.ICONST_1:
    case Opcodes.ICONST_2:
    case Opcodes.ICONST_3:
    case Opcodes.ICONST_4:
    case Opcodes.ICONST_5:
        push(Opcodes.INTEGER);
        break;
    case Opcodes.ARRAYLENGTH:
    case Opcodes.F2I:
    case Opcodes.I2B:
    case Opcodes.I2C:
    case Opcodes.I2S:
    case Opcodes.INEG:
        pop(1);
        push(Opcodes.INTEGER);
        break;
    case Opcodes.BALOAD:
    case Opcodes.CALOAD:
    case Opcodes.D2I:
    case Opcodes.FCMPG:
    case Opcodes.FCMPL:
    case Opcodes.IADD:
    case Opcodes.IALOAD:
    case Opcodes.IAND:
    case Opcodes.IDIV:
    case Opcodes.IMUL:
    case Opcodes.IOR:
    case Opcodes.IREM:
    case Opcodes.ISHL:
    case Opcodes.ISHR:
    case Opcodes.ISUB:
    case Opcodes.IUSHR:
    case Opcodes.IXOR:
    case Opcodes.L2I:
    case Opcodes.SALOAD:
        pop(2);
        push(Opcodes.INTEGER);
        break;
    case Opcodes.DCMPG:
    case Opcodes.DCMPL:
    case Opcodes.LCMP:
        pop(4);
        push(Opcodes.INTEGER);
        break;
    case Opcodes.FCONST_0:
    case Opcodes.FCONST_1:
    case Opcodes.FCONST_2:
        push(Opcodes.FLOAT);
        break;
    case Opcodes.FNEG:
    case Opcodes.I2F:
        pop(1);
        push(Opcodes.FLOAT);
        break;
    case Opcodes.D2F:
    case Opcodes.FADD:
    case Opcodes.FALOAD:
    case Opcodes.FDIV:
    case Opcodes.FMUL:
    case Opcodes.FREM:
    case Opcodes.FSUB:
    case Opcodes.L2F:
        pop(2);
        push(Opcodes.FLOAT);
        break;
    case Opcodes.LCONST_0:
    case Opcodes.LCONST_1:
        push(Opcodes.LONG);
        push(Opcodes.TOP);
        break;
    case Opcodes.F2L:
    case Opcodes.I2L:
        pop(1);
        push(Opcodes.LONG);
        push(Opcodes.TOP);
        break;
    case Opcodes.D2L:
    case Opcodes.LALOAD:
    case Opcodes.LNEG:
        pop(2);
        push(Opcodes.LONG);
        push(Opcodes.TOP);
        break;
    case Opcodes.LSHL:
    case Opcodes.LSHR:
    case Opcodes.LUSHR:
        pop(3);
        push(Opcodes.LONG);
        push(Opcodes.TOP);
        break;
    case Opcodes.LADD:
    case Opcodes.LAND:
    case Opcodes.LDIV:
    case Opcodes.LMUL:
    case Opcodes.LOR:
    case Opcodes.LREM:
    case Opcodes.LSUB:
    case Opcodes.LXOR:
        pop(4);
        push(Opcodes.LONG);
        push(Opcodes.TOP);
        break;
    case Opcodes.DCONST_0:
    case Opcodes.DCONST_1:
        push(Opcodes.DOUBLE);
        push(Opcodes.TOP);
        break;
    case Opcodes.F2D:
    case Opcodes.I2D:
        pop(1);
        push(Opcodes.DOUBLE);
        push(Opcodes.TOP);
        break;
    case Opcodes.DALOAD:
    case Opcodes.DNEG:
    case Opcodes.L2D:
        pop(2);
        push(Opcodes.DOUBLE);
        push(Opcodes.TOP);
        break;
    case Opcodes.DADD:
    case Opcodes.DDIV:
    case Opcodes.DMUL:
    case Opcodes.DREM:
    case Opcodes.DSUB:
        pop(4);
        push(Opcodes.DOUBLE);
        push(Opcodes.TOP);
        break;
    case Opcodes.ACONST_NULL:
        push(Opcodes.NULL);
        break;
    case Opcodes.AALOAD:
        pop(1);
        t1 = pop();
        push(Type.getType(((String) t1).substring(1)));
        break;
    case Opcodes.DUP:
        t1 = pop();
        push(t1);
        push(t1);
        break;
    case Opcodes.DUP_X1:
        t1 = pop();
        t2 = pop();
        push(t1);
        push(t2);
        push(t1);
        break;
    case Opcodes.DUP_X2:
        t1 = pop();
        t2 = pop();
        t3 = pop();
        push(t1);
        push(t3);
        push(t2);
        push(t1);
        break;
    case Opcodes.DUP2:
        t1 = pop();
        t2 = pop();
        push(t2);
        push(t1);
        push(t2);
        push(t1);
        break;
    case Opcodes.DUP2_X1:
        t1 = pop();
        t2 = pop();
        t3 = pop();
        push(t2);
        push(t1);
        push(t3);
        push(t2);
        push(t1);
        break;
    case Opcodes.DUP2_X2:
        t1 = pop();
        t2 = pop();
        t3 = pop();
        t4 = pop();
        push(t2);
        push(t1);
        push(t4);
        push(t3);
        push(t2);
        push(t1);
        break;
    case Opcodes.SWAP:
        t1 = pop();
        t2 = pop();
        push(t1);
        push(t2);
        break;
    default:
        throw new IllegalArgumentException();
    }
    mv.visitInsn(opcode);
}

From source file:org.jboss.byteman.rule.expression.ArrayExpression.java

License:Open Source License

public void compile(MethodVisitor mv, CompileContext compileContext) throws CompileException {
    // make sure we are at the right source line
    compileContext.notifySourceLine(line);

    Type valueType = arrayRef.getType().getBaseType();
    int currentStack = compileContext.getStackCount();
    int expected = 0;

    // compile load of array reference -- adds 1 to stack height
    arrayRef.compile(mv, compileContext);
    // for each index expression compile the expression and the do an array load
    Iterator<Expression> iterator = idxList.iterator();

    while (iterator.hasNext()) {
        Expression idxExpr = iterator.next();
        // compile expression index -- adds 1 to height
        idxExpr.compile(mv, compileContext);
        // make sure the index is an integer
        compileTypeConversion(idxExpr.getType(), Type.I, mv, compileContext);

        if (valueType.isObject() || valueType.isArray()) {
            // compile load object - pops 2 and adds 1
            mv.visitInsn(Opcodes.AALOAD);
            expected = 1;//w ww.  j a v  a  2s.  c o  m
        } else if (valueType == Type.Z || valueType == Type.B) {
            // compile load byte - pops 2 and adds 1
            mv.visitInsn(Opcodes.BALOAD);
            expected = 1;
        } else if (valueType == Type.S) {
            // compile load short - pops 2 and adds 1
            mv.visitInsn(Opcodes.SALOAD);
            expected = 1;
        } else if (valueType == Type.C) {
            // compile load char - pops 2 and adds 1
            mv.visitInsn(Opcodes.CALOAD);
            expected = 1;
        } else if (valueType == Type.I) {
            // compile load int - pops 2 and adds 1
            mv.visitInsn(Opcodes.IALOAD);
            expected = 1;
        } else if (valueType == Type.J) {
            // compile load long - pops 2 and adds 2
            mv.visitInsn(Opcodes.LALOAD);
            expected = 2;
        } else if (valueType == Type.F) {
            // compile load float - pops 2 and adds 1
            mv.visitInsn(Opcodes.FALOAD);
            expected = 1;
        } else if (valueType == Type.D) {
            // compile load double - pops 2 and adds 2
            mv.visitInsn(Opcodes.DALOAD);
            expected = 2;
        }
        compileContext.addStackCount(expected - 2);
        if (iterator.hasNext()) {
            assert valueType.isArray();
            valueType = valueType.getBaseType();
        }
    }

    // check stack height
    if (compileContext.getStackCount() != currentStack + expected) {
        throw new CompileException("ArrayExpression.compile : invalid stack height "
                + compileContext.getStackCount() + " expecting " + (currentStack + expected));
    }

    // we needed room for an aray and an index or for a one or two word result
    // but the recursive evaluations will have made sure the max stack is big enough
    // so there is no need to update the maximum stack height
}

From source file:org.openquark.cal.internal.javamodel.AsmJavaBytecodeGenerator.java

License:Open Source License

/**
 * @param elemType element type of the array.
 * @return java op-code to use for loading arrays with elements of the specified type.
 *///from w  w  w. ja  va  2  s . c  o m
private static int getArrayLoadOpCode(JavaTypeName elemType) {

    switch (elemType.getTag()) {

    case JavaTypeName.VOID_TAG:
        throw new IllegalArgumentException();

    case JavaTypeName.BOOLEAN_TAG:
    case JavaTypeName.BYTE_TAG:
        return Opcodes.BALOAD;

    case JavaTypeName.SHORT_TAG:
        return Opcodes.SALOAD;

    case JavaTypeName.CHAR_TAG:
        return Opcodes.CALOAD;

    case JavaTypeName.INT_TAG:
        return Opcodes.IALOAD;

    case JavaTypeName.LONG_TAG:
        return Opcodes.LALOAD;

    case JavaTypeName.DOUBLE_TAG:
        return Opcodes.DALOAD;

    case JavaTypeName.FLOAT_TAG:
        return Opcodes.FALOAD;

    case JavaTypeName.ARRAY_TAG:
    case JavaTypeName.OBJECT_TAG:
        return Opcodes.AALOAD;

    default: {
        throw new IllegalArgumentException();
    }
    }
}