From 353fbfd2b04ea57ceef1c6e97c1aad2d20c0e6a2 Mon Sep 17 00:00:00 2001
From: Marcel Koester <m4rs@m4rs.net>
Date: Thu, 26 Jan 2023 20:48:41 +0100
Subject: [PATCH] Extended ILEmitter by adding a new WriteLine instruction for
 debugging.

---
 Src/ILGPU/Backends/IL/ILEmitter.cs | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/Src/ILGPU/Backends/IL/ILEmitter.cs b/Src/ILGPU/Backends/IL/ILEmitter.cs
index 050e3ec5f3..93fb92207f 100644
--- a/Src/ILGPU/Backends/IL/ILEmitter.cs
+++ b/Src/ILGPU/Backends/IL/ILEmitter.cs
@@ -234,6 +234,12 @@ public interface IILEmitter
         /// <param name="labels">The jump targets.</param>
         void EmitSwitch(ILLabel[] labels);
 
+        /// <summary>
+        /// Emits code to write something to the console.
+        /// </summary>
+        /// <param name="message">The message to write.</param>
+        void EmitWriteLine(string message);
+
         /// <summary>
         /// Finishes the code generation process.
         /// </summary>
@@ -405,6 +411,10 @@ public void EmitSwitch(params ILLabel[] labels)
             Generator.Emit(OpCodes.Switch, switchLabels);
         }
 
+        /// <summary cref="IILEmitter.EmitWriteLine"/>
+        public void EmitWriteLine(string message) =>
+            Generator.EmitWriteLine(message);
+
         /// <summary cref="IILEmitter.Finish"/>
         public void Finish() { }
 
@@ -635,6 +645,10 @@ public void EmitSwitch(params ILLabel[] labels)
             }
         }
 
+        /// <summary cref="IILEmitter.EmitWriteLine"/>
+        public void EmitWriteLine(string message) =>
+            Writer.WriteLine($" => Write('{message}')");
+
         /// <summary cref="IILEmitter.Finish"/>
         public void Finish()
         {
@@ -717,6 +731,9 @@ public void EmitConstant(double constant) { }
         /// <summary cref="IILEmitter.EmitSwitch(ILLabel[])"/>
         public void EmitSwitch(params ILLabel[] labels) { }
 
+        /// <summary cref="IILEmitter.EmitWriteLine"/>
+        public void EmitWriteLine(string message) { }
+
         /// <summary cref="IILEmitter.Finish"/>
         public void Finish() { }