- Added atree/AArithmeticOp.java

- Added atree/AComparisonOp.java
- Added atree/ALogicalOp.java
- Added atree/AShiftOp.java
- Added atree/ATestOp.java
- Added atree/ATypeKind.java

1 files changed, 42 insertions, 0 deletions

diff --git a/sources/scalac/atree/AShiftOp.java b/sources/scalac/atree/AShiftOp.java
new file mode 100644
index 0000000000..102f7963bd
--- /dev/null
+++ b/sources/scalac/atree/AShiftOp.java
@@ -0,0 +1,42 @@
+/*     ____ ____  ____ ____  ______                                     *\
+**    / __// __ \/ __// __ \/ ____/    SOcos COmpiles Scala             **
+**  __\_ \/ /_/ / /__/ /_/ /\_ \       (c) 2002, LAMP/EPFL              **
+** /_____/\____/\___/\____/____/                                        **
+\*                                                                      */
+
+// $Id$
+
+package scalac.atree;
+
+import scalac.util.Debug;
+
+/** This class represents a shift operation. */
+public class AShiftOp {
+
+    //########################################################################
+    // Public Cases
+
+    /** A logical shift to the left */
+    public case LSL;
+
+    /** A logical shift to the right */
+    public case LSR;
+
+    /** An arithmetic shift to the right */
+    public case ASR;
+
+    //########################################################################
+    // Public Methods
+
+    /** Returns a string representation of this operation. */
+    public String toString() {
+        switch (this) {
+        case LSL: return "LSL";
+        case LSR: return "LSR";
+        case ASR: return "ASR";
+        default: throw Debug.abort("unknown case", this);
+        }
+    }
+
+    //########################################################################
+}