--- /dev/null	2021-01-19 17:38:25.908523431 +0000
+++ new/test/aarch64/LongLogicTests.java	2021-01-25 19:32:17.696906984 +0000
@@ -0,0 +1,68 @@
+public class LongLogicTests {
+
+    private static final long IMM = 0xf0f0f0f0f0f0f0f0L;
+    private static final long NO_IMM = 0x123456d5123456d5L;
+    private static long test_and(long a, long b) {
+	return a & b;
+    }
+
+    private static long test_andc1(long a) {
+	// Generates immediate instruction.
+	return a & IMM;
+    }
+
+    private static long test_andc2(long a) {
+	// Generates non-immediate instruction.
+	return a & NO_IMM;
+    }
+
+    private static long test_or(long a, long b) {
+	return a | b;
+    }
+
+    private static long test_orc1(long a) {
+	// Generates immediate instruction.
+	return a | IMM;
+    }
+
+    private static long test_orc2(long a) {
+	// Generates non-immediate instruction.
+	return a | NO_IMM;
+    }
+
+    private static long test_xor(long a, long b) {
+	return a ^ b;
+    }
+
+    private static long test_xorc1(long a) {
+	// Generates immediate instruction.
+	return a ^ IMM;
+    }
+
+    private static long test_xorc2(long a) {
+	// Generates non-immediate instruction.
+	return a ^ NO_IMM;
+    }
+
+    private static void assertThat(boolean assertion) {
+	if (! assertion) {
+	    throw new AssertionError();
+	}
+    }
+
+    public static void main(String[] args) {
+
+	assertThat(test_and(0x21, 0x31) == 0x21);
+	assertThat(test_andc1(0xaaaaaaaaaaaaaaaaL) == 0xa0a0a0a0a0a0a0a0L);
+	assertThat(test_andc2(0xaaaaaaaaaaaaaaaaL) == 0x0220028002200280L);
+
+	assertThat(test_or(0x21, 0x31) == 0x31);
+	assertThat(test_orc1(0xaaaaaaaaaaaaaaaaL) == 0xfafafafafafafafaL);
+	assertThat(test_orc2(0xaaaaaaaaaaaaaaaaL) == 0xbabefeffbabefeffL);
+
+	assertThat(test_xor(0x21, 0x31) == 16);
+	assertThat(test_xorc1(0xaaaaaaaaaaaaaaaaL) == 0x5a5a5a5a5a5a5a5aL);
+	assertThat(test_xorc2(0xaaaaaaaaaaaaaaaaL) == 0xb89efc7fb89efc7fL);
+    }
+}
+