From 82703a165f4bdcf2ad2b8c062fb827d59fe84590 Mon Sep 17 00:00:00 2001
From: tildearrow <tildearrow@protonmail.com>
Date: Sun, 28 Aug 2022 01:12:57 -0500
Subject: [PATCH] fix non-STD instruments in C64/GB/PCE converting

to the wrong type
---
 src/engine/fileOps.cpp | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/engine/fileOps.cpp b/src/engine/fileOps.cpp
index fe220aae8..a5ce1d095 100644
--- a/src/engine/fileOps.cpp
+++ b/src/engine/fileOps.cpp
@@ -4155,7 +4155,25 @@ SafeWriter* DivEngine::saveDMF(unsigned char version) {
 
     // safety check
     if (!isFMSystem(sys) && i->type!=DIV_INS_STD && i->type!=DIV_INS_FDS) {
-      i->type=DIV_INS_STD;
+      switch (song.system[0]) {
+        case DIV_SYSTEM_GB:
+          i->type=DIV_INS_GB;
+          break;
+        case DIV_SYSTEM_C64_6581:
+        case DIV_SYSTEM_C64_8580:
+          i->type=DIV_INS_C64;
+          break;
+        case DIV_SYSTEM_PCE:
+          i->type=DIV_INS_PCE;
+          break;
+        case DIV_SYSTEM_YM2610:
+        case DIV_SYSTEM_YM2610_EXT:
+          i->type=DIV_INS_AY;
+          break;
+        default:
+          i->type=DIV_INS_STD;
+          break;
+      }
     }
     if (!isSTDSystem(sys) && i->type!=DIV_INS_FM) {
       i->type=DIV_INS_FM;