Migrate lopcodes

Author: khvzak

build/build.rs

@@ -21,7 +21,6 @@ fn main() {
         .file("build/lmathlib.c")
         .file("build/loadlib.c")
         .file("build/lobject.c")
-        .file("build/lopcodes.c")
         .file("build/loslib.c")
         .file("build/lparser.c")
         .file("build/lstate.c")

build/lopcodes.c

@@ -1,10 +1,16 @@
-#![allow(non_camel_case_types, non_snake_case, dead_code)]
+#![allow(
+    non_camel_case_types,
+    non_snake_case,
+    dead_code,
+    non_upper_case_globals
+)]
 
 pub(crate) mod ldo;
 pub(crate) mod lfunc;
 pub(crate) mod llimits;
 pub(crate) mod lmem;
 pub(crate) mod lobject;
+pub(crate) mod lopcodes;
 pub(crate) mod lstate;
 pub(crate) mod ltemp;
 pub(crate) mod ltm;