From fdcabe448554fdd55c01b5a9f116ddee2c2a8470 Mon Sep 17 00:00:00 2001
From: smb123w64gb <smb123w64gb@gmail.com>
Date: Sun, 16 Oct 2022 10:14:51 -0700
Subject: [PATCH] Update Backward to work on ARM64 WIndows builds!

---
 extern/backward/backward.hpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/extern/backward/backward.hpp b/extern/backward/backward.hpp
index 04032a4d..1e225136 100644
--- a/extern/backward/backward.hpp
+++ b/extern/backward/backward.hpp
@@ -1159,6 +1159,10 @@ public:
     s.AddrPC.Offset = ctx_->Rip;
     s.AddrStack.Offset = ctx_->Rsp;
     s.AddrFrame.Offset = ctx_->Rbp;
+#elif _M_ARM64
+    s.AddrPC.Offset = ctx_->Pc;
+    s.AddrStack.Offset = ctx_->Sp;
+    s.AddrFrame.Offset = ctx_->Fp;
 #else
     s.AddrPC.Offset = ctx_->Eip;
     s.AddrStack.Offset = ctx_->Esp;
@@ -1168,6 +1172,8 @@ public:
     if (!machine_type_) {
 #ifdef _M_X64
       machine_type_ = IMAGE_FILE_MACHINE_AMD64;
+#elif _M_ARM64
+      machine_type_ = IMAGE_FILE_MACHINE_ARM64;
 #else
       machine_type_ = IMAGE_FILE_MACHINE_I386;
 #endif