Initial work

Ryujinx.Graphics.Shader/StructuredIr/StructuredProgramInfo.cs

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+using System.Collections.Generic;
+
+namespace Ryujinx.Graphics.Shader.StructuredIr
+{
+    class StructuredProgramInfo
+    {
+        public AstBlock MainBlock { get; }
+
+        public HashSet<AstOperand> Locals { get; }
+
+        public HashSet<int> CBuffers { get; }
+        public HashSet<int> SBuffers { get; }
+
+        public HashSet<int> IAttributes { get; }
+        public HashSet<int> OAttributes { get; }
+
+        public InterpolationQualifier[] InterpolationQualifiers { get; }
+
+        public bool UsesInstanceId { get; set; }
+
+        public HashSet<AstTextureOperation> Samplers { get; }
+
+        public StructuredProgramInfo(AstBlock mainBlock)
+        {
+            MainBlock = mainBlock;
+
+            Locals = new HashSet<AstOperand>();
+
+            CBuffers = new HashSet<int>();
+            SBuffers = new HashSet<int>();
+
+            IAttributes = new HashSet<int>();
+            OAttributes = new HashSet<int>();
+
+            InterpolationQualifiers = new InterpolationQualifier[32];
+
+            Samplers = new HashSet<AstTextureOperation>();
+        }
+    }
+}