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-rw-r--r--py/mpconfig.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/py/mpconfig.h b/py/mpconfig.h
index d4a9f3c50..5601cc2f7 100644
--- a/py/mpconfig.h
+++ b/py/mpconfig.h
@@ -113,6 +113,13 @@
#define MICROPY_OBJ_REPR (MICROPY_OBJ_REPR_A)
#endif
+// Whether to encode None/False/True as immediate objects instead of pointers to
+// real objects. Reduces code size by a decent amount without hurting
+// performance, for all representations except D on some architectures.
+#ifndef MICROPY_OBJ_IMMEDIATE_OBJS
+#define MICROPY_OBJ_IMMEDIATE_OBJS (MICROPY_OBJ_REPR != MICROPY_OBJ_REPR_D)
+#endif
+
/*****************************************************************************/
/* Memory allocation policy */