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 * Copyright (c) 2016, Oracle and/or its affiliates.
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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:
 *
 * 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.
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 * 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.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
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package com.oracle.truffle.llvm.parser.model.enums;

public enum Linkage {

    EXTERNAL("external", 0L),
    WEAK("weak", 1L),
    APPENDING("appending", 2L),
    INTERNAL("internal", 3L),
    LINKONCE("linkonce", 4L),
    DLL_IMPORT("dllimport", 5L),
    DLL_EXPORT("dllexport", 6L),
    EXTERN_WEAK("extern_weak", 7L),
    COMMON("common", 8L),
    PRIVATE("private", 9L),
    WEAK_ODR("weak_odr", 10L),
    LINK_ONCE_ODR("linkonce_odr", 11L),
    AVAILABLE_EXTERNALLY("available_externally", 12L),
    LINKER_PRIVATE("linker_private", 13L),
    LINKER_PRIVATE_WEAK("linker_private_weak", 14L),
    LINK_ONCE_ODR_AUTO_HIDE("linkonce_odr_auto_hide", 15L);

    private final String irString;

    private final long encodedValue;

    Linkage(String irString, long encodedValue) {
        this.irString = irString;
        this.encodedValue = encodedValue;
    }

    public long getEncodedValue() {
        return encodedValue;
    }

    public static Linkage decode(long value) {
        for (Linkage linkage : values()) {
            if (linkage.getEncodedValue() == value) {
                return linkage;
            }
        }
        return EXTERNAL;
    }

    public String getIrString() {
        return irString;
    }
}