diff --git a/build.gradle.kts b/build.gradle.kts
index fd93fc1..b14e086 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -47,6 +47,7 @@ kotlin {
             }
         }
     }
+    linuxX64()
 
     sourceSets {
         all {
diff --git a/src/linuxX64Main/kotlin/ru/spbstu/wheels/BitsNative.kt b/src/linuxX64Main/kotlin/ru/spbstu/wheels/BitsNative.kt
new file mode 100644
index 0000000..0743590
--- /dev/null
+++ b/src/linuxX64Main/kotlin/ru/spbstu/wheels/BitsNative.kt
@@ -0,0 +1,13 @@
+package ru.spbstu.wheels
+
+@PublishedApi
+internal actual fun Int.reverseBits(): Int {
+    var i = this
+    // HD, Figure 7-1
+    i = (i and 0x55555555) shl 1 or ((i ushr 1) and 0x55555555)
+    i = (i and 0x33333333) shl 2 or ((i ushr 2) and 0x33333333)
+    i = (i and 0x0f0f0f0f) shl 4 or ((i ushr 4) and 0x0f0f0f0f)
+    i = (i shl 24) or ((i and 0xff00) shl 8) or
+            ((i ushr 8) and 0xff00) or (i ushr 24)
+    return i
+}
diff --git a/src/linuxX64Main/kotlin/ru/spbstu/wheels/NoStackThrowable.kt b/src/linuxX64Main/kotlin/ru/spbstu/wheels/NoStackThrowable.kt
new file mode 100644
index 0000000..af91e23
--- /dev/null
+++ b/src/linuxX64Main/kotlin/ru/spbstu/wheels/NoStackThrowable.kt
@@ -0,0 +1,10 @@
+package ru.spbstu.wheels
+
+// seems like there is no way of avoiding collecting stack trace on native now
+actual open class NoStackThrowable actual constructor(message: String?, cause: Throwable?) : Throwable() {
+    actual constructor() : this(null, null)
+
+    actual constructor(message: String) : this(message, null)
+
+    actual constructor(cause: Throwable) : this(cause.message, cause)
+}
\ No newline at end of file
diff --git a/src/linuxX64Main/kotlin/ru/spbstu/wheels/identityHashCode.kt b/src/linuxX64Main/kotlin/ru/spbstu/wheels/identityHashCode.kt
new file mode 100644
index 0000000..90869e0
--- /dev/null
+++ b/src/linuxX64Main/kotlin/ru/spbstu/wheels/identityHashCode.kt
@@ -0,0 +1,5 @@
+package ru.spbstu.wheels
+
+import kotlin.native.identityHashCode
+
+actual fun identityHashCode(value: Any?): Int = value.identityHashCode()
\ No newline at end of file