Method memcpy

core/src/main/java/io/questdb/std/Vect.java:181–189

(long dst, long src, long len)

    public static native int maxShort(long pLong, long count);

    public static void memcpy(long dst, long src, long len) {
        // the split length was determined experimentally
        // using 'MemCopyBenchmark' bench
        if (len < 4096) {
            Unsafe.copyMemory(src, dst, len);
        } else {
            memcpy0(src, dst, len);
        }
    }

    public static boolean memeq(long a, long b, long len) {
        // the split length was determined experimentally