Support other kinds of translation for unsigned literals

compiler/testData/codegen/box/unsignedTypes/checkBasicUnsignedLiterals.kt

@@ -1,15 +1,16 @@
 // WITH_UNSIGNED
+// IGNORE_BACKEND: JVM_IR, JS_IR
 
 fun box(): String {
     val good = 42.toUInt()
     val u1 = 1u
     val u2 = 2u
     val u3 = u1 + u2
-//    if (u3.toInt() != 3) return "fail"
-//
-//    val max = 0u.dec().toLong()
-//    val expected = Int.MAX_VALUE * 2L + 1
-//    if (max != expected) return "fail"
+    if (u3.toInt() != 3) return "fail"
+
+    val max = 0u.dec().toLong()
+    val expected = Int.MAX_VALUE * 2L + 1
+    if (max != expected) return "fail"
 
     return "OK"
 }

compiler/testData/codegen/box/unsignedTypes/unsignedLiteralsForMaxLongValue.kt

@@ -0,0 +1,10 @@
+// WITH_UNSIGNED
+// IGNORE_BACKEND: JVM_IR, JS_IR
+
+fun box(): String {
+    val maxULong = 0xFFFF_FFFF_FFFF_FFFFuL
+    val zero = 0uL
+    if (zero >= maxULong) return "Fail"
+
+    return "OK"
+}

compiler/testData/codegen/box/unsignedTypes/unsignedLiteralsWithSignedOverflow.kt

@@ -1,6 +1,5 @@
-// IGNORE_BACKEND: JVM_IR
 // WITH_UNSIGNED
-// TARGET_BACKEND: JVM
+// IGNORE_BACKEND: JVM_IR, JS_IR
 
 fun box(): String {
     val u1: UByte = 255u