Move solution and projects to src

src/Ryujinx.Graphics.Shader/IntermediateRepresentation/INode.cs

@@ -0,0 +1,15 @@
+namespace Ryujinx.Graphics.Shader.IntermediateRepresentation
+{
+    interface INode
+    {
+        Operand Dest { get; set; }
+
+        int DestsCount { get; }
+        int SourcesCount { get; }
+
+        Operand GetDest(int index);
+        Operand GetSource(int index);
+
+        void SetSource(int index, Operand operand);
+    }
+}