Make USE_COMPUTED_GOTO a config option in mpconfig.h.

Disabled by default.  Enabled in unix port.

1 files changed, 6 insertions, 0 deletions

diff --git a/py/mpconfig.h b/py/mpconfig.h
index f9c02a6f0..8f60c997b 100644
--- a/py/mpconfig.h
+++ b/py/mpconfig.h
@@ -154,6 +154,12 @@ typedef double mp_float_t;
 #define MICROPY_PATH_MAX (512)
 #endif
 
+// Whether to use computed gotos in the VM, or a switch
+// Computed gotos are roughly 10% faster, and increase VM code size by a little
+#ifndef MICROPY_USE_COMPUTED_GOTO
+#define MICROPY_USE_COMPUTED_GOTO (0)
+#endif
+
 // Additional builtin function definitions - see builtintables.c:builtin_object_table for format.
 #ifndef MICROPY_EXTRA_BUILTINS
 #define MICROPY_EXTRA_BUILTINS