diff --git a/vmtests.json b/vmtests.json
index 33f0844c3..3c05fb8e7 100644
--- a/vmtests.json
+++ b/vmtests.json
@@ -17,17 +17,34 @@
             "currentTimestamp" : 1,
             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
         },
-        "exec" : [
-            {
-                "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
-                "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-                "data" : "",
-                "gas" : "10000",
-                "gasPrice" : "100000000000000",
-                "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-                "value" : "1000000000000000000"
-            }
-        ],
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : [
+                96,
+                0,
+                96,
+                0,
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+                0,
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+                74,
+                51,
+                96,
+                200,
+                92,
+                3,
+                241
+            ],
+            "data" : [
+            ],
+            "gas" : 10000,
+            "gasPrice" : 100000000000000,
+            "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : 1000000000000000000
+        },
         "gas" : 9971,
         "out" : [
         ],
@@ -131,17 +148,226 @@
             "currentTimestamp" : 1,
             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
         },
-        "exec" : [
-            {
-                "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
-                "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-                "data" : "",
-                "gas" : "10000",
-                "gasPrice" : "100000000000000",
-                "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-                "value" : "1000000000000000000"
-            }
-        ],
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : [
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+                200,
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+                3,
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+                200,
+                92,
+                3,
+                241,
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+            ],
+            "data" : [
+            ],
+            "gas" : 10000,
+            "gasPrice" : 100000000000000,
+            "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : 1000000000000000000
+        },
         "gas" : 9832,
         "out" : [
         ],
@@ -608,17 +834,41 @@
             "currentTimestamp" : 1,
             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
         },
-        "exec" : [
-            {
-                "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
-                "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-                "data" : "",
-                "gas" : "10000",
-                "gasPrice" : "100000000000000",
-                "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-                "value" : "1000000000000000000"
-            }
-        ],
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : [
+                96,
+                0,
+                96,
+                0,
+                96,
+                0,
+                96,
+                0,
+                103,
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+                51,
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+                200,
+                92,
+                3,
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+            ],
+            "data" : [
+            ],
+            "gas" : 10000,
+            "gasPrice" : 100000000000000,
+            "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : 1000000000000000000
+        },
         "gas" : 9971,
         "out" : [
         ],
@@ -708,17 +958,20 @@
             "currentTimestamp" : 1,
             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
         },
-        "exec" : [
-            {
-                "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
-                "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-                "data" : "",
-                "gas" : "10000",
-                "gasPrice" : "100000000000000",
-                "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-                "value" : "1000000000000000000"
-            }
-        ],
+        "exec" : {
+            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
+            "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "code" : [
+                128,
+                175
+            ],
+            "data" : [
+            ],
+            "gas" : 10000,
+            "gasPrice" : 100000000000000,
+            "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
+            "value" : 1000000000000000000
+        },
         "gas" : 9999,
         "out" : [
         ],