py: Add MICROPY_USE_SMALL_HEAP_COMPILER option, disabled by default.

This new option allows the original and new parser/compiler to coexist.

1 files changed, 5 insertions, 2 deletions

diff --git a/py/scope.h b/py/scope.h
index 370de5335..19df1c3d1 100644
--- a/py/scope.h
+++ b/py/scope.h
@@ -69,7 +69,10 @@ typedef enum {
 typedef struct _scope_t {
     scope_kind_t kind;
     struct _scope_t *parent;
-    const byte *pn; // points to the node after the scope index node
+    #if !MICROPY_USE_SMALL_HEAP_COMPILER
+    struct _scope_t *next;
+    #endif
+    mp_parse_node_t pn; // for small-heap compiler, points to the node after the scope index node
     uint16_t source_file; // a qstr
     uint16_t simple_name; // a qstr
     mp_raw_code_t *raw_code;
@@ -86,7 +89,7 @@ typedef struct _scope_t {
     id_info_t *id_info;
 } scope_t;
 
-scope_t *scope_new(scope_kind_t kind, const byte *pn, qstr source_file, mp_uint_t emit_options);
+scope_t *scope_new(scope_kind_t kind, mp_parse_node_t pn, qstr source_file, mp_uint_t emit_options);
 void scope_free(scope_t *scope);
 id_info_t *scope_find_or_add_id(scope_t *scope, qstr qstr, bool *added);
 id_info_t *scope_find(scope_t *scope, qstr qstr);