Merge remote-tracking branch 'blak3mill3r/fix/fix-upcall-for-non-primitives' into develop

CHANGELOG.md

@@ -7,6 +7,7 @@ All notable changes to this project will be documented in this file. This change
 ### Fixed
 - Long and double arguments to upcalls failed to compile in some cases
 - Void return types on upcalls would crash on serialization
+- Non-primitive types on upcalls was unsupported and would generate invalid bytecode with `nil` instructions
 
 ## [0.1.251] - 2021-10-14
 ### Fixed

src/clj/coffi/ffi.clj

@@ -490,7 +490,7 @@
                        (if (seq types)
                          (let [prim (mem/primitive-type (first types))]
                            (recur (rest types)
-                                  (conj acc [[(load-instructions prim) idx]
+                                  (conj acc [[(load-instructions prim :aload) idx]
                                              (to-object-asm (first types))])
                                   (cond-> (inc idx)
                                     (double-sized? prim)