From 80c89401b91f4432ea3a6c6e800cce2ce177ae83 Mon Sep 17 00:00:00 2001
From: Merry <git@mary.rs>
Date: Fri, 22 Jul 2022 14:53:49 +0100
Subject: [PATCH] a32_address_space: Add StackLayout to stack

---
 src/dynarmic/backend/arm64/a32_address_space.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/dynarmic/backend/arm64/a32_address_space.cpp b/src/dynarmic/backend/arm64/a32_address_space.cpp
index afaf25b8..75a9bfb3 100644
--- a/src/dynarmic/backend/arm64/a32_address_space.cpp
+++ b/src/dynarmic/backend/arm64/a32_address_space.cpp
@@ -7,6 +7,7 @@
 
 #include "dynarmic/backend/arm64/abi.h"
 #include "dynarmic/backend/arm64/emit_arm64.h"
+#include "dynarmic/backend/arm64/stack_layout.h"
 #include "dynarmic/frontend/A32/a32_location_descriptor.h"
 #include "dynarmic/frontend/A32/translate/a32_translate.h"
 #include "dynarmic/ir/opt/passes.h"
@@ -79,11 +80,13 @@ void A32AddressSpace::EmitPrelude() {
     for (int i = 0; i < 32; i += 2) {
         code.STP(QReg{i}, QReg{i + 1}, SP, PRE_INDEXED, -32);
     }
+    code.SUB(SP, SP, sizeof(StackLayout));
     code.MOV(Xstate, X1);
     code.MOV(Xhalt, X2);
     code.BR(X0);
 
     prelude_info.return_from_run_code = code.ptr<void*>();
+    code.ADD(SP, SP, sizeof(StackLayout));
     for (int i = 30; i >= 0; i -= 2) {
         code.LDP(QReg{i}, QReg{i + 1}, SP, POST_INDEXED, 32);
     }