Initial work

Ryujinx.Graphics.Shader/StructuredIr/GotoStatement.cs

@@ -0,0 +1,23 @@
+using Ryujinx.Graphics.Shader.IntermediateRepresentation;
+
+namespace Ryujinx.Graphics.Shader.StructuredIr
+{
+    class GotoStatement
+    {
+        public AstOperation  Goto  { get; }
+        public AstAssignment Label { get; }
+
+        public IAstNode Condition => Label.Destination;
+
+        public bool IsLoop { get; set; }
+
+        public bool IsUnconditional => Goto.Inst == Instruction.Branch;
+
+        public GotoStatement(AstOperation branch, AstAssignment label, bool isLoop)
+        {
+            Goto   = branch;
+            Label  = label;
+            IsLoop = isLoop;
+        }
+    }
+}