Replace constant buffer access on shader with new Load instruction (#4646)

src/Ryujinx.Graphics.Shader/StructuredIr/ShaderProperties.cs

@@ -0,0 +1,21 @@
+using System.Collections.Generic;
+
+namespace Ryujinx.Graphics.Shader.StructuredIr
+{
+    class ShaderProperties
+    {
+        private readonly Dictionary<int, BufferDefinition> _constantBuffers;
+
+        public IReadOnlyDictionary<int, BufferDefinition> ConstantBuffers => _constantBuffers;
+
+        public ShaderProperties()
+        {
+            _constantBuffers = new Dictionary<int, BufferDefinition>();
+        }
+
+        public void AddConstantBuffer(int binding, BufferDefinition definition)
+        {
+            _constantBuffers[binding] = definition;
+        }
+    }
+}