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42 lines
1.3 KiB
42 lines
1.3 KiB
/*
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* ShiftOperator (c) 1998 Jochen Hoenicke
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*
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* You may distribute under the terms of the GNU General Public License.
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*
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* IN NO EVENT SHALL JOCHEN HOENICKE BE LIABLE TO ANY PARTY FOR DIRECT,
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* INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF
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* THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF JOCHEN HOENICKE
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* HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* JOCHEN HOENICKE SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS"
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* BASIS, AND JOCHEN HOENICKE HAS NO OBLIGATION TO PROVIDE MAINTENANCE,
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* SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* $Id$
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*/
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package jode;
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import sun.tools.java.Type;
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/**
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* ShiftOpcodes are special, because their second operand is an UIndex
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*/
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public class ShiftOperator extends BinaryOperator {
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protected Type shiftType;
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public ShiftOperator(Type type, int op) {
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super(type, op);
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shiftType = MyType.tUIndex;
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}
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public Type getOperandType(int i) {
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return (i==0)?operandType:shiftType;
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}
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public void setOperandType(Type[] inputTypes) {
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operandType = MyType.intersection(operandType, inputTypes[0]);
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shiftType = MyType.intersection(shiftType, inputTypes[1]);
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}
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}
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