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 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
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 * 1. Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list of
 * conditions and the following disclaimer in the documentation and/or other materials provided
 * with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors may be used to
 * endorse or promote products derived from this software without specific prior written
 * permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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package com.oracle.truffle.llvm.runtime.nodes.asm;

import com.oracle.truffle.api.dsl.NodeChild;
import com.oracle.truffle.api.dsl.Specialization;
import com.oracle.truffle.api.frame.VirtualFrame;
import com.oracle.truffle.llvm.runtime.nodes.asm.support.LLVMAMD64UpdateFlagsNode.LLVMAMD64UpdateCPZSOFlagsNode;
import com.oracle.truffle.llvm.runtime.nodes.api.LLVMExpressionNode;

@NodeChild("valueNode")
public abstract class LLVMAMD64NegNode extends LLVMExpressionNode {
    @Child protected LLVMAMD64UpdateCPZSOFlagsNode flags;

    public LLVMAMD64NegNode(LLVMAMD64UpdateCPZSOFlagsNode flags) {
        this.flags = flags;
    }

    public abstract static class LLVMAMD64NegbNode extends LLVMAMD64NegNode {
        public LLVMAMD64NegbNode(LLVMAMD64UpdateCPZSOFlagsNode flags) {
            super(flags);
        }

        @Specialization
        protected byte doI8(VirtualFrame frame, byte value) {
            byte result = (byte) -value;
            boolean cf = value != 0;
            boolean of = false;
            flags.execute(frame, cf, of, result);
            return result;
        }
    }

    public abstract static class LLVMAMD64NegwNode extends LLVMAMD64NegNode {
        public LLVMAMD64NegwNode(LLVMAMD64UpdateCPZSOFlagsNode flags) {
            super(flags);
        }

        @Specialization
        protected short doI16(VirtualFrame frame, short value) {
            short result = (short) -value;
            boolean cf = value != 0;
            boolean of = false;
            flags.execute(frame, cf, of, result);
            return result;
        }
    }

    public abstract static class LLVMAMD64NeglNode extends LLVMAMD64NegNode {
        public LLVMAMD64NeglNode(LLVMAMD64UpdateCPZSOFlagsNode flags) {
            super(flags);
        }

        @Specialization
        protected int doI32(VirtualFrame frame, int value) {
            int result = -value;
            boolean cf = value != 0;
            boolean of = false;
            flags.execute(frame, cf, of, result);
            return result;
        }
    }

    public abstract static class LLVMAMD64NegqNode extends LLVMAMD64NegNode {
        public LLVMAMD64NegqNode(LLVMAMD64UpdateCPZSOFlagsNode flags) {
            super(flags);
        }

        @Specialization
        protected long doI64(VirtualFrame frame, long value) {
            long result = -value;
            boolean cf = value != 0;
            boolean of = false;
            flags.execute(frame, cf, of, result);
            return result;
        }
    }
}