From e55f31c2e971efd9c4e7f7dff0db8fccf72c3e88 Mon Sep 17 00:00:00 2001
From: "Steve Lee (POWERSHELL)" <slee@ntdev.microsoft.com>
Date: Mon, 15 May 2017 16:26:03 -0700
Subject: [PATCH] Cross-gen the top assemblies with JIT times > 5ms.  Startup
 went from 1998 ms to 1067 ms.  Size went from 103 MB to 133 MB.  Seems like a
 good tradeoff.

---
 build.psm1 | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/build.psm1 b/build.psm1
index 496f46ae746..727c3f9eff8 100644
--- a/build.psm1
+++ b/build.psm1
@@ -2813,10 +2813,30 @@ function Start-CrossGen {
         }
     }
 
-    # Common assemblies used by Add-Type to crossgen
+    # Common assemblies used by Add-Type or assemblies with high JIT and no pdbs to crossgen
     $commonAssembliesForAddType = @(
         "Microsoft.CodeAnalysis.CSharp.dll"
         "Microsoft.CodeAnalysis.dll"
+        "System.Linq.Expressions.dll"
+        "Microsoft.CSharp.dll"
+        "System.Runtime.Extensions.dll"
+        "System.Linq.dll"
+        "System.Collections.Concurrent.dll"
+        "System.Collections.dll"
+        "Newtonsoft.Json.dll"
+        "System.IO.FileSystem.dll"
+        "System.Diagnostics.Process.dll"
+        "System.Threading.Tasks.Parallel.dll"
+        "System.Security.AccessControl.dll"
+        "System.Text.Encoding.CodePages.dll"
+        "System.Private.Uri.dll"
+        "System.Threading.dll"
+        "System.Security.Principal.Windows.dll"
+        "System.Console.dll"
+        "Microsoft.Win32.Registry.dll"
+        "System.IO.Pipes.dll"
+        "System.Diagnostics.FileVersionInfo.dll"
+        "System.Collections.Specialized.dll"
     )
 
     # Common PowerShell libraries to crossgen