From 17483aad247c6c7ee97337e1a11140de70aebda9 Mon Sep 17 00:00:00 2001
From: Luke Warner <65521430+LukeWarnut@users.noreply.github.com>
Date: Mon, 2 Dec 2024 15:42:07 -0500
Subject: [PATCH] ARMeilleure: Allow TPIDR2_EL0 to be set properly (#339)

---
 src/ARMeilleure/Instructions/InstEmitSystem.cs | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/ARMeilleure/Instructions/InstEmitSystem.cs b/src/ARMeilleure/Instructions/InstEmitSystem.cs
index fbf3b4a70..11c1d0328 100644
--- a/src/ARMeilleure/Instructions/InstEmitSystem.cs
+++ b/src/ARMeilleure/Instructions/InstEmitSystem.cs
@@ -88,7 +88,7 @@ namespace ARMeilleure.Instructions
                     EmitSetTpidrEl0(context);
                     return;
                 case 0b11_011_1101_0000_101:
-                    EmitGetTpidr2El0(context);
+                    EmitSetTpidr2El0(context);
                     return;
 
                 default:
@@ -291,5 +291,16 @@ namespace ARMeilleure.Instructions
 
             context.Store(context.Add(nativeContext, Const((ulong)NativeContext.GetTpidrEl0Offset())), value);
         }
+
+        private static void EmitSetTpidr2El0(ArmEmitterContext context)
+        {
+            OpCodeSystem op = (OpCodeSystem)context.CurrOp;
+
+            Operand value = GetIntOrZR(context, op.Rt);
+
+            Operand nativeContext = context.LoadArgument(OperandType.I64, 0);
+
+            context.Store(context.Add(nativeContext, Const((ulong)NativeContext.GetTpidr2El0Offset())), value);
+        }
     }
 }