From 4ebb32fb952c02eb554311cbbd0acac7e858570b Mon Sep 17 00:00:00 2001
From: Damien
Date: Sat, 2 Nov 2013 14:33:10 +0000
Subject: Implement: str.join, more float support, ROT_TWO in VM.

---
 py/vm.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'py/vm.c')

diff --git a/py/vm.c b/py/vm.c
index 33970a0f6..9530a65fd 100644
--- a/py/vm.c
+++ b/py/vm.c
@@ -32,7 +32,8 @@ py_obj_t py_execute_byte_code(const byte *code, const py_obj_t *args, uint n_arg
         // it shouldn't yield
         assert(0);
     }
-    assert(sp == &state[17]);
+    // TODO check fails if, eg, return from within for loop
+    //assert(sp == &state[17]);
     return *sp;
 }
 
@@ -182,6 +183,12 @@ bool py_execute_byte_code_2(const byte *code, const byte **ip_in_out, py_obj_t *
                         ++sp;
                         break;
 
+                    case PYBC_ROT_TWO:
+                        obj1 = sp[0];
+                        sp[0] = sp[1];
+                        sp[1] = obj1;
+                        break;
+
                     case PYBC_ROT_THREE:
                         obj1 = sp[0];
                         sp[0] = sp[1];
-- 
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