EXPERIMENTAL: Metal backend (#441)

This is not a continuation of the Metal backend; this is simply bringing
the branch up to date and merging it as-is behind an experiment.

---------

Co-authored-by: Isaac Marovitz <isaacryu@icloud.com>
Co-authored-by: Samuliak <samuliak77@gmail.com>
Co-authored-by: SamoZ256 <96914946+SamoZ256@users.noreply.github.com>
Co-authored-by: Isaac Marovitz <42140194+IsaacMarovitz@users.noreply.github.com>
Co-authored-by: riperiperi <rhy3756547@hotmail.com>
Co-authored-by: Gabriel A <gab.dark.100@gmail.com>

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

@@ -36,9 +36,10 @@ namespace Ryujinx.Graphics.Shader.StructuredIr
             AttributeUsage attributeUsage,
             ShaderDefinitions definitions,
             ResourceManager resourceManager,
+            bool precise,
             bool debugMode)
         {
-            Info = new StructuredProgramInfo();
+            Info = new StructuredProgramInfo(precise);
 
             Definitions = definitions;
             ResourceManager = resourceManager;