py/emit: Move MP_EMIT_OPT_xxx enums from compile.h to emitglue.h.

py/compile.h

@@ -30,15 +30,6 @@
 #include "py/parse.h"
 #include "py/emitglue.h"
 
-// These must fit in 8 bits; see scope.h
-enum {
-    MP_EMIT_OPT_NONE,
-    MP_EMIT_OPT_BYTECODE,
-    MP_EMIT_OPT_NATIVE_PYTHON,
-    MP_EMIT_OPT_VIPER,
-    MP_EMIT_OPT_ASM,
-};
-
 // the compiler will raise an exception if an error occurred
 // the compiler will clear the parse tree before it returns
 mp_obj_t mp_compile(mp_parse_tree_t *parse_tree, qstr source_file, uint emit_opt, bool is_repl);

py/emitglue.h

@@ -30,6 +30,15 @@
 
 // These variables and functions glue the code emitters to the runtime.
 
+// These must fit in 8 bits; see scope.h
+enum {
+    MP_EMIT_OPT_NONE,
+    MP_EMIT_OPT_BYTECODE,
+    MP_EMIT_OPT_NATIVE_PYTHON,
+    MP_EMIT_OPT_VIPER,
+    MP_EMIT_OPT_ASM,
+};
+
 typedef enum {
     MP_CODE_UNUSED,
     MP_CODE_RESERVED,

py/scope.h

@@ -75,7 +75,7 @@ typedef struct _scope_t {
     uint16_t simple_name; // a qstr
     mp_raw_code_t *raw_code;
     uint8_t scope_flags;  // see runtime0.h
-    uint8_t emit_options; // see compile.h
+    uint8_t emit_options; // see emitglue.h
     uint16_t num_pos_args;
     uint16_t num_kwonly_args;
     uint16_t num_def_pos_args;