List of usage examples for org.objectweb.asm Opcodes D2I
int D2I
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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 ww. j av a 2s . c om 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.nginious.http.xsp.expr.ExpressionCompiler.java
License:Apache License
/** * Creates a compiled expression from the specified tree value node expression. The class bytecode for the * compiled expression is generated at runtime. * // w w w .ja v a2 s.com * @param uncompiled the uncompiled tree value node expression * @return the compiled expression * @throws ExpressionException if unable to compile expression */ public Expression compile(TreeExpression uncompiled) throws ExpressionException { ClassWriter writer = new ClassWriter(0); // Create class String className = classBaseName + classNameCounter.getAndIncrement(); String classIdentifier = className.replace('.', '/'); writer.visit(Opcodes.V1_6, Opcodes.ACC_PUBLIC, classIdentifier, "L" + classIdentifier + ";", "com/nginious/http/xsp/expr/Expression", null); // Create constructor MethodVisitor visitor = writer.visitMethod(Opcodes.ACC_PROTECTED, "<init>", "()V", null, null); visitor.visitCode(); visitor.visitVarInsn(Opcodes.ALOAD, 0); visitor.visitMethodInsn(Opcodes.INVOKESPECIAL, "com/nginious/http/xsp/expr/Expression", "<init>", "()V"); visitor.visitInsn(Opcodes.RETURN); visitor.visitMaxs(1, 1); visitor.visitEnd(); // protected abstract boolean evaluateBoolean(); visitor = writer.visitMethod(Opcodes.ACC_PROTECTED, "evaluateBoolean", "()Z", null, null); if (uncompiled.getType() == Type.BOOLEAN) { uncompiled.compile(visitor); } else if (uncompiled.getType() == Type.DOUBLE) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateDouble", "()D"); Label endLabel = new Label(); Label falseLabel = new Label(); visitor.visitLdcInsn(0.0d); visitor.visitInsn(Opcodes.DCMPL); visitor.visitJumpInsn(Opcodes.IFEQ, falseLabel); visitor.visitLdcInsn(true); visitor.visitJumpInsn(Opcodes.GOTO, endLabel); visitor.visitLabel(falseLabel); visitor.visitLdcInsn(false); visitor.visitLabel(endLabel); } else if (uncompiled.getType() == Type.INT) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateInt", "()I"); Label endLabel = new Label(); Label falseLabel = new Label(); visitor.visitLdcInsn(0); visitor.visitJumpInsn(Opcodes.IFNE, falseLabel); visitor.visitLdcInsn(true); visitor.visitJumpInsn(Opcodes.GOTO, endLabel); visitor.visitLabel(falseLabel); visitor.visitLdcInsn(false); visitor.visitLabel(endLabel); } else if (uncompiled.getType() == Type.STRING) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateString", "()Ljava/lang/String;"); visitor.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Boolean", "parseBoolean", "(Ljava/lang/String;)Z"); } visitor.visitInsn(Opcodes.IRETURN); visitor.visitMaxs(5, 5); visitor.visitEnd(); // protected abstract int evaluateInt(); visitor = writer.visitMethod(Opcodes.ACC_PROTECTED, "evaluateInt", "()I", null, null); if (uncompiled.getType() == Type.BOOLEAN) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateBoolean", "()Z"); Label endLabel = new Label(); Label falseLabel = new Label(); visitor.visitJumpInsn(Opcodes.IFEQ, falseLabel); visitor.visitLdcInsn(1); visitor.visitJumpInsn(Opcodes.GOTO, endLabel); visitor.visitLabel(falseLabel); visitor.visitLdcInsn(0); visitor.visitLabel(endLabel); } else if (uncompiled.getType() == Type.DOUBLE) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateDouble", "()D"); visitor.visitInsn(Opcodes.D2I); } else if (uncompiled.getType() == Type.INT) { uncompiled.compile(visitor); } else if (uncompiled.getType() == Type.STRING) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateString", "()Ljava/lang/String;"); visitor.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Integer", "parseInt", "(Ljava/lang/String;)I"); } visitor.visitInsn(Opcodes.IRETURN); visitor.visitMaxs(5, 5); visitor.visitEnd(); // protected abstract double evaluateDouble(); visitor = writer.visitMethod(Opcodes.ACC_PROTECTED, "evaluateDouble", "()D", null, null); if (uncompiled.getType() == Type.BOOLEAN) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateBoolean", "()Z"); Label endLabel = new Label(); Label falseLabel = new Label(); visitor.visitJumpInsn(Opcodes.IFEQ, falseLabel); visitor.visitLdcInsn(1.0d); visitor.visitJumpInsn(Opcodes.GOTO, endLabel); visitor.visitLabel(falseLabel); visitor.visitLdcInsn(0.0d); visitor.visitLabel(endLabel); } else if (uncompiled.getType() == Type.DOUBLE) { uncompiled.compile(visitor); } else if (uncompiled.getType() == Type.INT) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateInt", "()I"); visitor.visitInsn(Opcodes.I2D); } else if (uncompiled.getType() == Type.STRING) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateString", "()Ljava/lang/String;"); visitor.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Double", "parseDouble", "(Ljava/lang/String;)D"); } visitor.visitInsn(Opcodes.DRETURN); visitor.visitMaxs(5, 5); visitor.visitEnd(); // protected abstract String evaluateString(); visitor = writer.visitMethod(Opcodes.ACC_PROTECTED, "evaluateString", "()Ljava/lang/String;", null, null); if (uncompiled.getType() == Type.BOOLEAN) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateBoolean", "()Z"); visitor.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Boolean", "toString", "(Z)Ljava/lang/String;"); } else if (uncompiled.getType() == Type.DOUBLE) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateDouble", "()D"); visitor.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Double", "toString", "(D)Ljava/lang/String;"); } else if (uncompiled.getType() == Type.INT) { visitor.visitVarInsn(Opcodes.ALOAD, 0); // this visitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, classIdentifier, "evaluateInt", "()I"); visitor.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/Integer", "toString", "(I)Ljava/lang/String;"); } else if (uncompiled.getType() == Type.STRING) { uncompiled.compile(visitor); } visitor.visitInsn(Opcodes.ARETURN); visitor.visitMaxs(6, 6); visitor.visitEnd(); // public abstract Type getType(); visitor = writer.visitMethod(Opcodes.ACC_PUBLIC, "getType", "()Lcom/nginious/http/xsp/expr/Type;", null, null); if (uncompiled.getType() == Type.BOOLEAN) { visitor.visitFieldInsn(Opcodes.GETSTATIC, "com/nginious/http/xsp/expr/Type", "BOOLEAN", "Lcom/nginious/http/xsp/expr/Type;"); visitor.visitInsn(Opcodes.ARETURN); } else if (uncompiled.getType() == Type.DOUBLE) { visitor.visitFieldInsn(Opcodes.GETSTATIC, "com/nginious/http/xsp/expr/Type", "DOUBLE", "Lcom/nginious/http/xsp/expr/Type;"); visitor.visitInsn(Opcodes.ARETURN); } else if (uncompiled.getType() == Type.INT) { visitor.visitFieldInsn(Opcodes.GETSTATIC, "com/nginious/http/xsp/expr/Type", "INT", "Lcom/nginious/http/xsp/expr/Type;"); visitor.visitInsn(Opcodes.ARETURN); } else if (uncompiled.getType() == Type.STRING) { visitor.visitFieldInsn(Opcodes.GETSTATIC, "com/nginious/http/xsp/expr/Type", "STRING", "Lcom/nginious/http/xsp/expr/Type;"); visitor.visitInsn(Opcodes.ARETURN); } visitor.visitMaxs(1, 1); visitor.visitEnd(); try { writer.visitEnd(); byte[] clazzBytes = writer.toByteArray(); Class<?> clazz = loadClass(className, clazzBytes); return (Expression) clazz.newInstance(); } catch (Exception e) { throw new ExpressionException("Can't instantiate compiled expression", e); } }
From source file:com.trigersoft.jaque.expression.ExpressionMethodVisitor.java
License:Apache License
@Override public void visitInsn(int opcode) { Expression e;//from ww w .j a v a2s . 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:de.unisb.cs.st.javaslicer.common.classRepresentation.instructions.SimpleInstruction.java
License:Open Source License
@Override public String toString() { switch (getOpcode()) { // the not interesting ones: case Opcodes.NOP: return "NOP"; // constants: case Opcodes.ACONST_NULL: return "ACONST_NULL"; case Opcodes.ICONST_M1: return "ICONST_M1"; case Opcodes.ICONST_0: return "ICONST_0"; case Opcodes.ICONST_1: return "ICONST_1"; case Opcodes.ICONST_2: return "ICONST_2"; case Opcodes.ICONST_3: return "ICONST_3"; case Opcodes.ICONST_4: return "ICONST_4"; case Opcodes.ICONST_5: return "ICONST_5"; case Opcodes.LCONST_0: return "LCONST_0"; case Opcodes.LCONST_1: return "LCONST_1"; case Opcodes.FCONST_0: return "FCONST_0"; case Opcodes.FCONST_1: return "FCONST_1"; case Opcodes.FCONST_2: return "FCONST_2"; case Opcodes.DCONST_0: return "DCONST_0"; case Opcodes.DCONST_1: return "DCONST_1"; // array load: case Opcodes.IALOAD: return "IALOAD"; case Opcodes.LALOAD: return "LALOAD"; case Opcodes.FALOAD: return "FALOAD"; case Opcodes.DALOAD: return "DALOAD"; case Opcodes.AALOAD: return "AALOAD"; case Opcodes.BALOAD: return "BALOAD"; case Opcodes.CALOAD: return "CALOAD"; case Opcodes.SALOAD: return "SALOAD"; // array store: case Opcodes.IASTORE: return "IASTORE"; case Opcodes.LASTORE: return "LASTORE"; case Opcodes.FASTORE: return "FASTORE"; case Opcodes.DASTORE: return "DASTORE"; case Opcodes.AASTORE: return "AASTORE"; case Opcodes.BASTORE: return "BASTORE"; case Opcodes.CASTORE: return "CASTORE"; case Opcodes.SASTORE: return "SASTORE"; // stack manipulation: case Opcodes.POP: return "POP"; case Opcodes.POP2: return "POP2"; case Opcodes.DUP: return "DUP"; case Opcodes.DUP_X1: return "DUP_X1"; case Opcodes.DUP_X2: return "DUP_X2"; case Opcodes.DUP2: return "DUP2"; case Opcodes.DUP2_X1: return "DUP2_X1"; case Opcodes.DUP2_X2: return "DUP2_X2"; case Opcodes.SWAP: return "SWAP"; // arithmetic: case Opcodes.IADD: return "IADD"; case Opcodes.LADD: return "LADD"; case Opcodes.FADD: return "FADD"; case Opcodes.DADD: return "DADD"; case Opcodes.ISUB: return "ISUB"; case Opcodes.LSUB: return "LSUB"; case Opcodes.FSUB: return "FSUB"; case Opcodes.DSUB: return "DSUB"; case Opcodes.IMUL: return "IMUL"; case Opcodes.LMUL: return "LMUL"; case Opcodes.FMUL: return "FMUL"; case Opcodes.DMUL: return "DMUL"; case Opcodes.IDIV: return "IDIV"; case Opcodes.LDIV: return "LDIV"; case Opcodes.FDIV: return "FDIV"; case Opcodes.DDIV: return "DDIV"; case Opcodes.IREM: return "IREM"; case Opcodes.LREM: return "LREM"; case Opcodes.FREM: return "FREM"; case Opcodes.DREM: return "DREM"; case Opcodes.INEG: return "INEG"; case Opcodes.LNEG: return "LNEG"; case Opcodes.FNEG: return "FNEG"; case Opcodes.DNEG: return "DNEG"; case Opcodes.ISHL: return "ISHL"; case Opcodes.LSHL: return "LSHL"; case Opcodes.ISHR: return "ISHR"; case Opcodes.LSHR: return "LSHR"; case Opcodes.IUSHR: return "IUSHR"; case Opcodes.LUSHR: return "LUSHR"; case Opcodes.IAND: return "IAND"; case Opcodes.LAND: return "LAND"; case Opcodes.IOR: return "IOR"; case Opcodes.LOR: return "LOR"; case Opcodes.IXOR: return "IXOR"; case Opcodes.LXOR: return "LXOR"; // type conversions: case Opcodes.I2L: return "I2L"; case Opcodes.I2F: return "I2F"; case Opcodes.I2D: return "I2D"; case Opcodes.L2I: return "L2I"; case Opcodes.L2F: return "L2F"; case Opcodes.L2D: return "L2D"; case Opcodes.F2I: return "F2I"; case Opcodes.F2L: return "F2L"; case Opcodes.F2D: return "F2D"; case Opcodes.D2I: return "D2I"; case Opcodes.D2L: return "D2L"; case Opcodes.D2F: return "D2F"; case Opcodes.I2B: return "I2B"; case Opcodes.I2C: return "I2C"; case Opcodes.I2S: return "I2S"; // comparison: case Opcodes.LCMP: return "LCMP"; case Opcodes.FCMPL: return "FCMPL"; case Opcodes.FCMPG: return "FCMPG"; case Opcodes.DCMPL: return "DCMPL"; case Opcodes.DCMPG: return "DCMPG"; // control-flow statements: case Opcodes.IRETURN: return "IRETURN"; case Opcodes.LRETURN: return "LRETURN"; case Opcodes.FRETURN: return "FRETURN"; case Opcodes.DRETURN: return "DRETURN"; case Opcodes.ARETURN: return "ARETURN"; case Opcodes.RETURN: return "RETURN"; // special things case Opcodes.ARRAYLENGTH: return "ARRAYLENGTH"; case Opcodes.ATHROW: return "ATHROW"; case Opcodes.MONITORENTER: return "MONITORENTER"; case Opcodes.MONITOREXIT: return "MONITOREXIT"; default:/*from ww w .j ava 2s. c o m*/ assert false; return "--ERROR--"; } }
From source file:dyco4j.instrumentation.internals.InitTracingMethodVisitor.java
License:BSD License
@Override public void visitInsn(final int opcode) { super.visitInsn(opcode); switch (opcode) { case Opcodes.IRETURN: // 1 before n/a after case Opcodes.FRETURN: // 1 before n/a after case Opcodes.ARETURN: // 1 before n/a after case Opcodes.ATHROW: // 1 before n/a after this.stackFrame.pop(); break;// w w w . j av a 2s. c o m case Opcodes.LRETURN: // 2 before n/a after case Opcodes.DRETURN: // 2 before n/a after this.stackFrame.pop(); this.stackFrame.pop(); break; case Opcodes.NOP: case Opcodes.LALOAD: // remove 2 add 2 case Opcodes.DALOAD: // remove 2 add 2 case Opcodes.LNEG: case Opcodes.DNEG: case Opcodes.FNEG: case Opcodes.INEG: case Opcodes.L2D: case Opcodes.D2L: case Opcodes.F2I: case Opcodes.I2B: case Opcodes.I2C: case Opcodes.I2S: case Opcodes.I2F: case Opcodes.ARRAYLENGTH: break; case Opcodes.ACONST_NULL: 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: case Opcodes.FCONST_0: case Opcodes.FCONST_1: case Opcodes.FCONST_2: case Opcodes.F2L: // 1 before 2 after case Opcodes.F2D: case Opcodes.I2L: case Opcodes.I2D: this.stackFrame.push(OTHER); break; case Opcodes.LCONST_0: case Opcodes.LCONST_1: case Opcodes.DCONST_0: case Opcodes.DCONST_1: this.stackFrame.push(OTHER); this.stackFrame.push(OTHER); break; case Opcodes.IALOAD: // remove 2 add 1 case Opcodes.FALOAD: // remove 2 add 1 case Opcodes.AALOAD: // remove 2 add 1 case Opcodes.BALOAD: // remove 2 add 1 case Opcodes.CALOAD: // remove 2 add 1 case Opcodes.SALOAD: // remove 2 add 1 case Opcodes.POP: case Opcodes.IADD: case Opcodes.FADD: case Opcodes.ISUB: case Opcodes.LSHL: // 3 before 2 after case Opcodes.LSHR: // 3 before 2 after case Opcodes.LUSHR: // 3 before 2 after case Opcodes.L2I: // 2 before 1 after case Opcodes.L2F: // 2 before 1 after case Opcodes.D2I: // 2 before 1 after case Opcodes.D2F: // 2 before 1 after case Opcodes.FSUB: case Opcodes.FMUL: case Opcodes.FDIV: case Opcodes.FREM: case Opcodes.FCMPL: // 2 before 1 after case Opcodes.FCMPG: // 2 before 1 after case Opcodes.IMUL: case Opcodes.IDIV: case Opcodes.IREM: case Opcodes.ISHL: case Opcodes.ISHR: case Opcodes.IUSHR: case Opcodes.IAND: case Opcodes.IOR: case Opcodes.IXOR: case Opcodes.MONITORENTER: case Opcodes.MONITOREXIT: this.stackFrame.pop(); break; case Opcodes.POP2: case Opcodes.LSUB: case Opcodes.LMUL: case Opcodes.LDIV: case Opcodes.LREM: case Opcodes.LADD: case Opcodes.LAND: case Opcodes.LOR: case Opcodes.LXOR: case Opcodes.DADD: case Opcodes.DMUL: case Opcodes.DSUB: case Opcodes.DDIV: case Opcodes.DREM: this.stackFrame.pop(); this.stackFrame.pop(); break; case Opcodes.IASTORE: case Opcodes.FASTORE: case Opcodes.AASTORE: case Opcodes.BASTORE: case Opcodes.CASTORE: case Opcodes.SASTORE: case Opcodes.LCMP: // 4 before 1 after case Opcodes.DCMPL: case Opcodes.DCMPG: this.stackFrame.pop(); this.stackFrame.pop(); this.stackFrame.pop(); break; case Opcodes.LASTORE: case Opcodes.DASTORE: this.stackFrame.pop(); this.stackFrame.pop(); this.stackFrame.pop(); this.stackFrame.pop(); break; case Opcodes.DUP: this.stackFrame.push(this.stackFrame.peek()); break; case Opcodes.DUP_X1: { final int _s = stackFrame.size(); stackFrame.add(_s - 2, stackFrame.get(_s - 1)); break; } case Opcodes.DUP_X2: { final int _s = stackFrame.size(); stackFrame.add(_s - 3, stackFrame.get(_s - 1)); break; } case Opcodes.DUP2: { final int _s = stackFrame.size(); stackFrame.add(_s - 2, stackFrame.get(_s - 1)); stackFrame.add(_s - 2, stackFrame.get(_s - 1)); break; } case Opcodes.DUP2_X1: { final int _s = stackFrame.size(); stackFrame.add(_s - 3, stackFrame.get(_s - 1)); stackFrame.add(_s - 3, stackFrame.get(_s - 1)); break; } case Opcodes.DUP2_X2: { final int _s = stackFrame.size(); stackFrame.add(_s - 4, stackFrame.get(_s - 1)); stackFrame.add(_s - 4, stackFrame.get(_s - 1)); break; } case Opcodes.SWAP: { final int _s = stackFrame.size(); stackFrame.add(_s - 2, stackFrame.get(_s - 1)); stackFrame.remove(_s); break; } } }
From source file:edu.mit.streamjit.util.bytecode.MethodResolver.java
License:Open Source License
private void interpret(InsnNode insn, FrameState frame, BBInfo block) { ReturnType returnType = block.block.getParent().getType().getReturnType(); switch (insn.getOpcode()) { case Opcodes.NOP: break;//from w ww.jav a 2 s . co m //<editor-fold defaultstate="collapsed" desc="Stack manipulation opcodes (pop, dup, swap)"> case Opcodes.POP: assert frame.stack.peek().getType().getCategory() == 1; frame.stack.pop(); break; case Opcodes.POP2: final int[][][] pop2Permutations = { { { 1, 1 }, {} }, { { 2 }, {} } }; conditionallyPermute(frame, pop2Permutations); break; case Opcodes.DUP: final int[][][] dupPermutations = { { { 1 }, { 1, 1 } } }; conditionallyPermute(frame, dupPermutations); break; case Opcodes.DUP_X1: final int[][][] dup_x1Permutations = { { { 1, 1 }, { 1, 2, 1 } } }; conditionallyPermute(frame, dup_x1Permutations); break; case Opcodes.DUP_X2: final int[][][] dup_x2Permutations = { { { 1, 1, 1 }, { 1, 3, 2, 1 } }, { { 1, 2 }, { 1, 2, 1 } } }; conditionallyPermute(frame, dup_x2Permutations); break; case Opcodes.DUP2: final int[][][] dup2Permutations = { { { 1, 1 }, { 2, 1, 2, 1 } }, { { 2 }, { 1, 1 } } }; conditionallyPermute(frame, dup2Permutations); break; case Opcodes.DUP2_X1: final int[][][] dup2_x1Permutations = { { { 1, 1, 1 }, { 2, 1, 3, 2, 1 } }, { { 2, 1 }, { 1, 2, 1 } } }; conditionallyPermute(frame, dup2_x1Permutations); break; case Opcodes.DUP2_X2: final int[][][] dup2_x2Permutations = { { { 1, 1, 1, 1 }, { 2, 1, 4, 3, 2, 1 } }, { { 2, 1, 1 }, { 1, 3, 2, 1 } }, { { 3, 2, 1 }, { 2, 1, 3, 2, 1 } }, { { 2, 2 }, { 1, 2, 1 } } }; conditionallyPermute(frame, dup2_x2Permutations); break; case Opcodes.SWAP: final int[][][] swapPermutations = { { { 1, 1 }, { 1, 2 } } }; conditionallyPermute(frame, swapPermutations); break; //</editor-fold> //<editor-fold defaultstate="collapsed" desc="Constant-stacking opcodes (iconst_0, etc.; see also bipush, sipush)"> case Opcodes.ACONST_NULL: frame.stack.push(module.constants().getNullConstant()); break; case Opcodes.ICONST_M1: frame.stack.push(module.constants().getSmallestIntConstant(-1)); break; case Opcodes.ICONST_0: frame.stack.push(module.constants().getSmallestIntConstant(0)); break; case Opcodes.ICONST_1: frame.stack.push(module.constants().getSmallestIntConstant(1)); break; case Opcodes.ICONST_2: frame.stack.push(module.constants().getSmallestIntConstant(2)); break; case Opcodes.ICONST_3: frame.stack.push(module.constants().getSmallestIntConstant(3)); break; case Opcodes.ICONST_4: frame.stack.push(module.constants().getSmallestIntConstant(4)); break; case Opcodes.ICONST_5: frame.stack.push(module.constants().getSmallestIntConstant(5)); break; case Opcodes.LCONST_0: frame.stack.push(module.constants().getConstant(0L)); break; case Opcodes.LCONST_1: frame.stack.push(module.constants().getConstant(1L)); break; case Opcodes.FCONST_0: frame.stack.push(module.constants().getConstant(0f)); break; case Opcodes.FCONST_1: frame.stack.push(module.constants().getConstant(1f)); break; case Opcodes.FCONST_2: frame.stack.push(module.constants().getConstant(2f)); break; case Opcodes.DCONST_0: frame.stack.push(module.constants().getConstant(0d)); break; case Opcodes.DCONST_1: frame.stack.push(module.constants().getConstant(1d)); break; //</editor-fold> //<editor-fold defaultstate="collapsed" desc="Return opcodes"> case Opcodes.IRETURN: assert returnType.isSubtypeOf(typeFactory.getType(int.class)); assert frame.stack.peek().getType().isSubtypeOf(returnType); block.block.instructions().add(new ReturnInst(returnType, frame.stack.pop())); break; case Opcodes.LRETURN: assert returnType.isSubtypeOf(typeFactory.getType(long.class)); assert frame.stack.peek().getType().isSubtypeOf(returnType); block.block.instructions().add(new ReturnInst(returnType, frame.stack.pop())); break; case Opcodes.FRETURN: assert returnType.isSubtypeOf(typeFactory.getType(float.class)); assert frame.stack.peek().getType().isSubtypeOf(returnType); block.block.instructions().add(new ReturnInst(returnType, frame.stack.pop())); break; case Opcodes.DRETURN: assert returnType.isSubtypeOf(typeFactory.getType(double.class)); assert frame.stack.peek().getType().isSubtypeOf(returnType); block.block.instructions().add(new ReturnInst(returnType, frame.stack.pop())); break; case Opcodes.ARETURN: assert returnType.isSubtypeOf(typeFactory.getType(Object.class)); assert frame.stack.peek().getType().isSubtypeOf(returnType); block.block.instructions().add(new ReturnInst(returnType, frame.stack.pop())); break; case Opcodes.RETURN: assert returnType instanceof VoidType || method.isConstructor(); block.block.instructions().add(new ReturnInst(typeFactory.getVoidType())); break; //</editor-fold> //<editor-fold defaultstate="collapsed" desc="Unary math opcodes (negation)"> //Unary minus is rendered as a multiplication by -1. (The obvious //other choice, subtraction from 0, is not equivalent for floats and //doubles due to negative zero.) case Opcodes.INEG: frame.stack.push(module.constants().getSmallestIntConstant(-1)); binary(BinaryInst.Operation.MUL, frame, block); break; case Opcodes.LNEG: frame.stack.push(module.constants().getConstant(-1L)); binary(BinaryInst.Operation.MUL, frame, block); break; case Opcodes.FNEG: frame.stack.push(module.constants().getConstant(-1f)); binary(BinaryInst.Operation.MUL, frame, block); break; case Opcodes.DNEG: frame.stack.push(module.constants().getConstant(-1d)); binary(BinaryInst.Operation.MUL, frame, block); break; //</editor-fold> //<editor-fold defaultstate="collapsed" desc="Binary math opcodes"> case Opcodes.IADD: case Opcodes.LADD: case Opcodes.FADD: case Opcodes.DADD: binary(BinaryInst.Operation.ADD, frame, block); break; case Opcodes.ISUB: case Opcodes.LSUB: case Opcodes.FSUB: case Opcodes.DSUB: binary(BinaryInst.Operation.SUB, frame, block); break; case Opcodes.IMUL: case Opcodes.LMUL: case Opcodes.FMUL: case Opcodes.DMUL: binary(BinaryInst.Operation.MUL, frame, block); break; case Opcodes.IDIV: case Opcodes.LDIV: case Opcodes.FDIV: case Opcodes.DDIV: binary(BinaryInst.Operation.DIV, frame, block); break; case Opcodes.IREM: case Opcodes.LREM: case Opcodes.FREM: case Opcodes.DREM: binary(BinaryInst.Operation.REM, frame, block); break; case Opcodes.ISHL: case Opcodes.LSHL: binary(BinaryInst.Operation.SHL, frame, block); break; case Opcodes.ISHR: case Opcodes.LSHR: binary(BinaryInst.Operation.SHR, frame, block); break; case Opcodes.IUSHR: case Opcodes.LUSHR: binary(BinaryInst.Operation.USHR, frame, block); break; case Opcodes.IAND: case Opcodes.LAND: binary(BinaryInst.Operation.AND, frame, block); break; case Opcodes.IOR: case Opcodes.LOR: binary(BinaryInst.Operation.OR, frame, block); break; case Opcodes.IXOR: case Opcodes.LXOR: binary(BinaryInst.Operation.XOR, frame, block); break; case Opcodes.LCMP: case Opcodes.FCMPL: case Opcodes.DCMPL: binary(BinaryInst.Operation.CMP, frame, block); break; case Opcodes.FCMPG: case Opcodes.DCMPG: binary(BinaryInst.Operation.CMPG, frame, block); break; //</editor-fold> //<editor-fold defaultstate="collapsed" desc="Primitive casts"> case Opcodes.I2L: cast(int.class, long.class, frame, block); break; case Opcodes.I2F: cast(int.class, float.class, frame, block); break; case Opcodes.I2D: cast(int.class, double.class, frame, block); break; case Opcodes.L2I: cast(long.class, int.class, frame, block); break; case Opcodes.L2F: cast(long.class, float.class, frame, block); break; case Opcodes.L2D: cast(long.class, double.class, frame, block); break; case Opcodes.F2I: cast(float.class, int.class, frame, block); break; case Opcodes.F2L: cast(float.class, long.class, frame, block); break; case Opcodes.F2D: cast(float.class, double.class, frame, block); break; case Opcodes.D2I: cast(double.class, int.class, frame, block); break; case Opcodes.D2L: cast(double.class, long.class, frame, block); break; case Opcodes.D2F: cast(double.class, float.class, frame, block); break; case Opcodes.I2B: cast(int.class, byte.class, frame, block); break; case Opcodes.I2C: cast(int.class, char.class, frame, block); break; case Opcodes.I2S: cast(int.class, short.class, frame, block); break; //</editor-fold> //<editor-fold defaultstate="collapsed" desc="Array store opcodes"> case Opcodes.IASTORE: case Opcodes.LASTORE: case Opcodes.FASTORE: case Opcodes.DASTORE: case Opcodes.AASTORE: case Opcodes.BASTORE: case Opcodes.CASTORE: case Opcodes.SASTORE: Value data = frame.stack.pop(); Value index = frame.stack.pop(); Value array = frame.stack.pop(); ArrayStoreInst asi = new ArrayStoreInst(array, index, data); block.block.instructions().add(asi); break; //</editor-fold> //<editor-fold defaultstate="collapsed" desc="Array load opcodes"> case Opcodes.IALOAD: case Opcodes.LALOAD: case Opcodes.FALOAD: case Opcodes.DALOAD: case Opcodes.AALOAD: case Opcodes.BALOAD: case Opcodes.CALOAD: case Opcodes.SALOAD: Value index2 = frame.stack.pop(); Value array2 = frame.stack.pop(); ArrayLoadInst ali = new ArrayLoadInst(array2, index2); block.block.instructions().add(ali); frame.stack.push(ali); break; //</editor-fold> case Opcodes.ARRAYLENGTH: ArrayLengthInst lengthInst = new ArrayLengthInst(frame.stack.pop()); block.block.instructions().add(lengthInst); frame.stack.push(lengthInst); break; case Opcodes.ATHROW: block.block.instructions().add(new ThrowInst(frame.stack.pop())); break; default: throw new UnsupportedOperationException("" + insn.getOpcode()); } }
From source file:lucee.transformer.bytecode.statement.tag.TagLoop.java
License:Open Source License
/** * write out file loop/* w w w . j a v a2s .co m*/ * @param adapter * @throws TemplateException */ private void writeOutTypeFile(BytecodeContext bc) throws BytecodeException { WhileVisitor whileVisitor = new WhileVisitor(); loopVisitor = whileVisitor; GeneratorAdapter adapter = bc.getAdapter(); // charset=@charset int charset = adapter.newLocal(Types.STRING); Attribute attrCharset = getAttribute("charset"); if (attrCharset == null) adapter.visitInsn(Opcodes.ACONST_NULL); else attrCharset.getValue().writeOut(bc, Expression.MODE_REF); adapter.storeLocal(charset); // startline=@startline int startline = adapter.newLocal(Types.INT_VALUE); Attribute attrStartLine = getAttribute("startline"); if (attrStartLine == null) attrStartLine = getAttribute("from"); // CF8 if (attrStartLine == null) adapter.push(1); else { attrStartLine.getValue().writeOut(bc, Expression.MODE_VALUE); adapter.visitInsn(Opcodes.D2I); } adapter.storeLocal(startline); // endline=@endline int endline = adapter.newLocal(Types.INT_VALUE); Attribute attrEndLine = getAttribute("endline"); if (attrEndLine == null) attrEndLine = getAttribute("to"); if (attrEndLine == null) adapter.push(-1); else { attrEndLine.getValue().writeOut(bc, Expression.MODE_VALUE); adapter.visitInsn(Opcodes.D2I); } adapter.storeLocal(endline); //VariableReference index=VariableInterpreter.getVariableReference(pc,@index); int index = -1, item = -1; // item Attribute attrItem = getAttribute("item"); if (attrItem != null) { item = adapter.newLocal(Types.VARIABLE_REFERENCE); adapter.loadArg(0); attrItem.getValue().writeOut(bc, Expression.MODE_REF); adapter.invokeStatic(Types.VARIABLE_INTERPRETER, GET_VARIABLE_REFERENCE); adapter.storeLocal(item); } // index Attribute attrIndex = getAttribute("index"); if (attrIndex != null) { index = adapter.newLocal(Types.VARIABLE_REFERENCE); adapter.loadArg(0); attrIndex.getValue().writeOut(bc, Expression.MODE_REF); adapter.invokeStatic(Types.VARIABLE_INTERPRETER, GET_VARIABLE_REFERENCE); adapter.storeLocal(index); } //java.io.File file=FileUtil.toResourceExisting(pc,@file); int resource = adapter.newLocal(Types.RESOURCE); adapter.loadArg(0); getAttribute("file").getValue().writeOut(bc, Expression.MODE_REF); adapter.invokeStatic(RESOURCE_UTIL, TO_RESOURCE_EXISTING); adapter.storeLocal(resource); // pc.getConfig().getSecurityManager().checkFileLocation(resource); adapter.loadArg(0); adapter.invokeVirtual(Types.PAGE_CONTEXT, GET_CONFIG); adapter.invokeInterface(Types.CONFIG_WEB, GET_SECURITY_MANAGER); adapter.loadLocal(resource); adapter.invokeInterface(Types.SECURITY_MANAGER, CHECK_FILE_LOCATION); // char[] carr=new char[characters]; Attribute attr = getAttribute("characters"); int carr = -1; if (attr != null) { carr = adapter.newLocal(Types.CHAR_ARRAY); attr.getValue().writeOut(bc, Expression.MODE_VALUE); adapter.cast(Types.DOUBLE_VALUE, Types.INT_VALUE); adapter.newArray(Types.CHAR); adapter.storeLocal(carr); } // BufferedReader reader = IOUtil.getBufferedReader(resource,charset); final int br = adapter.newLocal(Types.BUFFERED_READER); adapter.loadLocal(resource); adapter.loadLocal(charset); adapter.invokeStatic(IO_UTIL, GET_BUFFERED_READER); adapter.storeLocal(br); // String line; int line = adapter.newLocal(Types.STRING); // int count=0; int count = adapter.newLocal(Types.INT_VALUE); adapter.push(0); adapter.storeLocal(count); TryFinallyVisitor tfv = new TryFinallyVisitor(new OnFinally() { public void _writeOut(BytecodeContext bc) { bc.getAdapter().loadLocal(br); bc.getAdapter().invokeStatic(IO_UTIL, CLOSE_EL); } }, null); //TryFinallyVisitor tcfv=new TryFinallyVisitor(); // try tfv.visitTryBegin(bc); //tcfv.visitTryBegin(bc); // while((line=br.readLine())!=null) { //WhileVisitor wv=new WhileVisitor(); whileVisitor.visitBeforeExpression(bc); DecisionObjectVisitor dv = new DecisionObjectVisitor(); dv.visitBegin(); if (attr != null) { // IOUtil.read(bufferedreader,12) adapter.loadLocal(br); adapter.loadLocal(carr); adapter.arrayLength(); adapter.invokeStatic(Types.IOUTIL, READ); } else { // br.readLine() adapter.loadLocal(br); adapter.invokeVirtual(Types.BUFFERED_READER, READ_LINE); } adapter.dup(); adapter.storeLocal(line); dv.visitNEQ(); adapter.visitInsn(Opcodes.ACONST_NULL); dv.visitEnd(bc); whileVisitor.visitAfterExpressionBeforeBody(bc); //if(++count < startLine) continue; DecisionIntVisitor dv2 = new DecisionIntVisitor(); dv2.visitBegin(); adapter.iinc(count, 1); adapter.loadLocal(count); dv2.visitLT(); adapter.loadLocal(startline); dv2.visitEnd(bc); Label end = new Label(); adapter.ifZCmp(Opcodes.IFEQ, end); whileVisitor.visitContinue(bc); adapter.visitLabel(end); // if(endLine!=-1 && count > endLine) break; DecisionIntVisitor div = new DecisionIntVisitor(); div.visitBegin(); adapter.loadLocal(endline); div.visitNEQ(); adapter.push(-1); div.visitEnd(bc); Label end2 = new Label(); adapter.ifZCmp(Opcodes.IFEQ, end2); DecisionIntVisitor div2 = new DecisionIntVisitor(); div2.visitBegin(); adapter.loadLocal(count); div2.visitGT(); adapter.loadLocal(endline); div2.visitEnd(bc); Label end3 = new Label(); adapter.ifZCmp(Opcodes.IFEQ, end3); whileVisitor.visitBreak(bc); adapter.visitLabel(end3); adapter.visitLabel(end2); // index and item if (index != -1 && item != -1) { // index.set(pc,line); adapter.loadLocal(index); adapter.loadArg(0); adapter.loadLocal(count); adapter.cast(Types.INT_VALUE, Types.DOUBLE_VALUE); adapter.invokeStatic(Types.CASTER, Methods.METHOD_TO_DOUBLE_FROM_DOUBLE); adapter.invokeVirtual(Types.VARIABLE_REFERENCE, SET); adapter.pop(); // item.set(pc,line); adapter.loadLocal(item); adapter.loadArg(0); adapter.loadLocal(line); adapter.invokeVirtual(Types.VARIABLE_REFERENCE, SET); adapter.pop(); } // only index else if (index != -1) { // index.set(pc,line); adapter.loadLocal(index); adapter.loadArg(0); adapter.loadLocal(line); adapter.invokeVirtual(Types.VARIABLE_REFERENCE, SET); adapter.pop(); } // only item else { // item.set(pc,line); adapter.loadLocal(item); adapter.loadArg(0); adapter.loadLocal(line); adapter.invokeVirtual(Types.VARIABLE_REFERENCE, SET); adapter.pop(); } getBody().writeOut(bc); whileVisitor.visitAfterBody(bc, getEnd()); tfv.visitTryEnd(bc); }
From source file:org.adjective.stout.tools.StackVisualiserMethodVisitor.java
License:Apache License
public void visitInsn(int opcode) { switch (opcode) { case Opcodes.NOP: break;// www. j a va 2 s . c o 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 www . j a va 2 s. c o m*/ 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.elasticsearch.plan.a.Caster.java
License:Apache License
void writeCast(final MethodVisitor visitor, final Cast cast) { final Type from = cast.from; final Type to = cast.to; if (from.equals(to)) { return;//from w w w . ja v a2s. c om } if (from.metadata.numeric && to.metadata.numeric) { switch (from.metadata) { case BYTE: switch (to.metadata) { case SHORT: visitor.visitInsn(Opcodes.I2S); break; case CHAR: visitor.visitInsn(Opcodes.I2C); break; case LONG: visitor.visitInsn(Opcodes.I2L); break; case FLOAT: visitor.visitInsn(Opcodes.I2F); break; case DOUBLE: visitor.visitInsn(Opcodes.I2D); break; } break; case SHORT: switch (to.metadata) { case BYTE: visitor.visitInsn(Opcodes.I2B); break; case CHAR: visitor.visitInsn(Opcodes.I2C); break; case LONG: visitor.visitInsn(Opcodes.I2L); break; case FLOAT: visitor.visitInsn(Opcodes.I2F); break; case DOUBLE: visitor.visitInsn(Opcodes.I2D); break; } break; case CHAR: switch (to.metadata) { case BYTE: visitor.visitInsn(Opcodes.I2B); break; case SHORT: visitor.visitInsn(Opcodes.I2S); break; case LONG: visitor.visitInsn(Opcodes.I2L); break; case FLOAT: visitor.visitInsn(Opcodes.I2F); break; case DOUBLE: visitor.visitInsn(Opcodes.I2D); break; } break; case INT: switch (to.metadata) { case BYTE: visitor.visitInsn(Opcodes.I2B); break; case SHORT: visitor.visitInsn(Opcodes.I2S); break; case CHAR: visitor.visitInsn(Opcodes.I2C); break; case LONG: visitor.visitInsn(Opcodes.I2L); break; case FLOAT: visitor.visitInsn(Opcodes.I2F); break; case DOUBLE: visitor.visitInsn(Opcodes.I2D); break; } break; case LONG: switch (to.metadata) { case BYTE: visitor.visitInsn(Opcodes.L2I); visitor.visitInsn(Opcodes.I2B); break; case SHORT: visitor.visitInsn(Opcodes.L2I); visitor.visitInsn(Opcodes.I2S); break; case CHAR: visitor.visitInsn(Opcodes.L2I); visitor.visitInsn(Opcodes.I2C); break; case INT: visitor.visitInsn(Opcodes.L2I); break; case FLOAT: visitor.visitInsn(Opcodes.L2F); break; case DOUBLE: visitor.visitInsn(Opcodes.L2D); break; } break; case FLOAT: switch (to.metadata) { case BYTE: visitor.visitInsn(Opcodes.F2I); visitor.visitInsn(Opcodes.I2B); break; case SHORT: visitor.visitInsn(Opcodes.F2I); visitor.visitInsn(Opcodes.I2S); break; case CHAR: visitor.visitInsn(Opcodes.F2I); visitor.visitInsn(Opcodes.I2C); break; case INT: visitor.visitInsn(Opcodes.F2I); break; case LONG: visitor.visitInsn(Opcodes.F2L); break; case DOUBLE: visitor.visitInsn(Opcodes.F2D); break; } break; case DOUBLE: switch (to.metadata) { case BYTE: visitor.visitInsn(Opcodes.D2I); visitor.visitInsn(Opcodes.I2B); break; case SHORT: visitor.visitInsn(Opcodes.D2I); visitor.visitInsn(Opcodes.I2S); break; case CHAR: visitor.visitInsn(Opcodes.D2I); visitor.visitInsn(Opcodes.I2C); break; case INT: visitor.visitInsn(Opcodes.D2I); break; case LONG: visitor.visitInsn(Opcodes.D2L); break; case FLOAT: visitor.visitInsn(Opcodes.D2F); break; } break; } } else { try { from.clazz.asSubclass(to.clazz); } catch (ClassCastException exception) { visitor.visitTypeInsn(Opcodes.CHECKCAST, to.internal); } } }