Support writing literals like 1.U or -1.S

1 files changed, 17 insertions, 0 deletions

diff --git a/src/main/scala/Chisel/package.scala b/src/main/scala/Chisel/package.scala
new file mode 100644
index 00000000..61fb6904
--- /dev/null
+++ b/src/main/scala/Chisel/package.scala
@@ -0,0 +1,17 @@
+package object Chisel {
+  import internal.firrtl.Width
+  implicit class fromBigIntToLiteral(val x: BigInt) extends AnyVal {
+    def U: UInt = UInt(x, Width())
+    def S: SInt = SInt(x, Width())
+  }
+  implicit class fromIntToLiteral(val x: Int) extends AnyVal {
+    def U: UInt = UInt(BigInt(x), Width())
+    def S: SInt = SInt(BigInt(x), Width())
+  }
+  implicit class fromStringToLiteral(val x: String) extends AnyVal {
+    def U: UInt = UInt(x)
+  }
+  implicit class fromBooleanToLiteral(val x: Boolean) extends AnyVal {
+    def B: Bool = Bool(x)
+  }
+}