diff --git a/evmcc/test/vmtests/vmPerformanceTest.json b/evmcc/test/vmtests/vmPerformanceTest.json
index 07baa6709..b3e47ae16 100644
--- a/evmcc/test/vmtests/vmPerformanceTest.json
+++ b/evmcc/test/vmtests/vmPerformanceTest.json
@@ -12,7 +12,7 @@
         "exec" : {
             "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
             "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-	    "code" : "0x60015d68010000000000000000908060010115600358",
+	    "code" : "0x60015b68010000000000000000908060010109600356",
             "data" : "0x",
             "gas" : "1000000",
             "gasPrice" : "100000000000000",
@@ -24,7 +24,7 @@
         "post" : {
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
-		"code" : "0x60015d68010000000000000000908060010115600358",
+		"code" : "0x60015b68010000000000000000908060010109600356",
 		"nonce" : "0",
                 "storage" : {
                 }
@@ -33,7 +33,7 @@
         "pre" : {
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
-		"code" : "0x60015d68010000000000000000908060010115600358",
+		"code" : "0x60015b68010000000000000000908060010109600356",
                 "nonce" : "0",
                 "storage" : { }
             }
@@ -54,7 +54,7 @@
         "exec" : {
             "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
             "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-	    "code" : "0x620186a06080545d60006080530b0f60295960a0536080530160a0546001608053036080546008585d",
+	    "code" : "0x620f42406080525b6000608051111560285760a0516080510160a0526001608051036080526007565b",
             "data" : "0x",
             "gas" : "10000000",
             "gasPrice" : "100000000000000",
@@ -66,7 +66,7 @@
         "post" : {
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
-		"code" : "0x620186a06080545d60006080530b0f60295960a0536080530160a0546001608053036080546008585d",
+		"code" : "0x620f42406080525b6000608051111560285760a0516080510160a0526001608051036080526007565b",
 		"nonce" : "0",
                 "storage" : {
                 }
@@ -75,48 +75,7 @@
         "pre" : {
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
-		"code" : "0x620186a06080545d60006080530b0f60295960a0536080530160a0546001608053036080546008585d",
-                "nonce" : "0",
-                "storage" : { }
-            }
-        }
-    },
-
-    "recloop0x40000" : {
-        "callcreates" : [ ],
-        "env" : {
-            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba",
-            "currentDifficulty" : "256",
-            "currentGasLimit" : "10000000",
-            "currentNumber" : "0",
-            "currentTimestamp" : "1",
-            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
-        },
-        "exec" : {
-            "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
-            "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-	    "code" : "0x600c6204000060006015585d60005460206000f25d6000820e602e59602a60018303600183016015585d6030585d805d905090509058",
-            "data" : "0x",
-            "gas" : "10000000",
-            "gasPrice" : "100000000000000",
-            "origin" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-            "value" : "1000000000000000000"
-        }, 
-        "gas" : "4232808",
-        "out" : "0x0000000000000000000000000000000000000000000000000000000000040000",
-        "post" : {
-            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
-                "balance" : "1000000000000000000",
-		"code" : "0x600c6204000060006015585d60005460206000f25d6000820e602e59602a60018303600183016015585d6030585d805d905090509058",
-		"nonce" : "0",
-                "storage" : {
-                }
-            }
-        },
-        "pre" : {
-            "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
-                "balance" : "1000000000000000000",
-		"code" : "0x600c6204000060006015585d60005460206000f25d6000820e602e59602a60018303600183016015585d6030585d805d905090509058",
+		"code" : "0x620f42406080525b6000608051111560285760a0516080510160a0526001608051036080526007565b",
                 "nonce" : "0",
                 "storage" : { }
             }
@@ -137,7 +96,7 @@
         "exec" : {
             "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
             "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-	    "code" : "0x600860196011585d60005460206000f25d6003810a6031596022600282036011585d602c600183036011585d016034585d60015d90509058",
+	    "code" : "0x600760196010565b60005260206000f25b600381106030576021600282036010565b602b600183036010565b016033565b60015b90509056",
             "data" : "0x",
             "gas" : "10000000",
             "gasPrice" : "100000000000000",
@@ -149,7 +108,7 @@
         "post" : {
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
-		"code" : "0x600860196011585d60005460206000f25d6003810a6031596022600282036011585d602c600183036011585d016034585d60015d90509058",
+		"code" : "0x600760196010565b60005260206000f25b600381106030576021600282036010565b602b600183036010565b016033565b60015b90509056",
 		"nonce" : "0",
                 "storage" : {
                 }
@@ -158,7 +117,7 @@
         "pre" : {
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
-		"code" : "0x600860196011585d60005460206000f25d6003810a6031596022600282036011585d602c600183036011585d016034585d60015d90509058",
+		"code" : "0x600760196010565b60005260206000f25b600381106030576021600282036010565b602b600183036010565b016033565b60015b90509056",
                 "nonce" : "0",
                 "storage" : {
                 }
@@ -180,7 +139,7 @@
         "exec" : {
             "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
             "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-	    "code" : "0x600a600360066013585d60005460206000f25d6000820e604b596000810e603a59603660018303603284600185036013585d6013585d6047585d60466001830360016013585d5d6050585d600181015d905090509058",
+	    "code" : "0x6009600360066012565b60005260206000f25b60008214604a5760008114603957603560018303603184600185036012565b6012565b6046565b60456001830360016012565b5b604f565b600181015b905090509056",
             "data" : "0x",
             "gas" : "10000000",
             "gasPrice" : "100000000000000",
@@ -192,7 +151,7 @@
         "post" : {
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
-		"code" : "0x600a600360066013585d60005460206000f25d6000820e604b596000810e603a59603660018303603284600185036013585d6013585d6047585d60466001830360016013585d5d6050585d600181015d905090509058",
+		"code" : "0x6009600360066012565b60005260206000f25b60008214604a5760008114603957603560018303603184600185036012565b6012565b6046565b60456001830360016012565b5b604f565b600181015b905090509056",
 		"nonce" : "0",
                 "storage" : {
                 }
@@ -201,7 +160,7 @@
         "pre" : {
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
-		"code" : "0x600a600360066013585d60005460206000f25d6000820e604b596000810e603a59603660018303603284600185036013585d6013585d6047585d60466001830360016013585d5d6050585d600181015d905090509058",
+		"code" : "0x6009600360066012565b60005260206000f25b60008214604a5760008114603957603560018303603184600185036012565b6012565b6046565b60456001830360016012565b5b604f565b600181015b905090509056",
                 "nonce" : "0",
                 "storage" : {
                 }
@@ -223,7 +182,7 @@
         "exec" : {
             "address" : "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6",
             "caller" : "cd1722f3947def4cf144679da39c4c32bdc35681",
-	    "code" : "0x6127105d600190038060000e6104615961001b600160005458005d610026600260005458005d610031600360005458005d61003c600460005458005d610047600560005458005d610052600660005458005d61005d600760005458005d610068600860005458005d610073600960005458005d61007e600a60005458005d610089600b60005458005d610094600c60005458005d61009f600d60005458005d6100aa600e60005458005d6100b5600f60005458005d6100c0601060005458005d6100cb601160005458005d6100d6601260005458005d6100e1601360005458005d6100ec601460005458005d6100f7601560005458005d610102601660005458005d61010d601760005458005d610118601860005458005d610123601960005458005d61012e601a60005458005d610139601b60005458005d610144601c60005458005d61014f601d60005458005d61015a601e60005458005d610165601f60005458005d610170602060005458005d61017b602160005458005d610186602260005458005d610191602360005458005d61019c602460005458005d6101a7602560005458005d6101b2602660005458005d6101bd602760005458005d6101c8602860005458005d6101d3602960005458005d6101de602a60005458005d6101e9602b60005458005d6101f4602c60005458005d6101ff602d60005458005d61020a602e60005458005d610215602f60005458005d610220603060005458005d61022b603160005458005d610236603260005458005d610241603360005458005d61024c603460005458005d610257603560005458005d610262603660005458005d61026d603760005458005d610278603860005458005d610283603960005458005d61028e603a60005458005d610299603b60005458005d6102a4603c60005458005d6102af603d60005458005d6102ba603e60005458005d6102c5603f60005458005d6102d0604060005458005d6102db604160005458005d6102e6604260005458005d6102f1604360005458005d6102fc604460005458005d610307604560005458005d610312604660005458005d61031d604760005458005d610328604860005458005d610333604960005458005d61033e604a60005458005d610349604b60005458005d610354604c60005458005d61035f604d60005458005d61036a604e60005458005d610375604f60005458005d610380605060005458005d61038b605160005458005d610396605260005458005d6103a1605360005458005d6103ac605460005458005d6103b7605560005458005d6103c2605660005458005d6103cd605760005458005d6103d8605860005458005d6103e3605960005458005d6103ee605a60005458005d6103f9605b60005458005d610404605c60005458005d61040f605d60005458005d61041a605e60005458005d610425605f60005458005d610430606060005458005d61043b606160005458005d610446606260005458005d610451606360005458005d61045c606460005458005d610004585d60206000f2",
+	    "code" : "0x6103e85b60019003806000146104605761001a600160005256005b610025600260005256005b610030600360005256005b61003b600460005256005b610046600560005256005b610051600660005256005b61005c600760005256005b610067600860005256005b610072600960005256005b61007d600a60005256005b610088600b60005256005b610093600c60005256005b61009e600d60005256005b6100a9600e60005256005b6100b4600f60005256005b6100bf601060005256005b6100ca601160005256005b6100d5601260005256005b6100e0601360005256005b6100eb601460005256005b6100f6601560005256005b610101601660005256005b61010c601760005256005b610117601860005256005b610122601960005256005b61012d601a60005256005b610138601b60005256005b610143601c60005256005b61014e601d60005256005b610159601e60005256005b610164601f60005256005b61016f602060005256005b61017a602160005256005b610185602260005256005b610190602360005256005b61019b602460005256005b6101a6602560005256005b6101b1602660005256005b6101bc602760005256005b6101c7602860005256005b6101d2602960005256005b6101dd602a60005256005b6101e8602b60005256005b6101f3602c60005256005b6101fe602d60005256005b610209602e60005256005b610214602f60005256005b61021f603060005256005b61022a603160005256005b610235603260005256005b610240603360005256005b61024b603460005256005b610256603560005256005b610261603660005256005b61026c603760005256005b610277603860005256005b610282603960005256005b61028d603a60005256005b610298603b60005256005b6102a3603c60005256005b6102ae603d60005256005b6102b9603e60005256005b6102c4603f60005256005b6102cf604060005256005b6102da604160005256005b6102e5604260005256005b6102f0604360005256005b6102fb604460005256005b610306604560005256005b610311604660005256005b61031c604760005256005b610327604860005256005b610332604960005256005b61033d604a60005256005b610348604b60005256005b610353604c60005256005b61035e604d60005256005b610369604e60005256005b610374604f60005256005b61037f605060005256005b61038a605160005256005b610395605260005256005b6103a0605360005256005b6103ab605460005256005b6103b6605560005256005b6103c1605660005256005b6103cc605760005256005b6103d7605860005256005b6103e2605960005256005b6103ed605a60005256005b6103f8605b60005256005b610403605c60005256005b61040e605d60005256005b610419605e60005256005b610424605f60005256005b61042f606060005256005b61043a606160005256005b610445606260005256005b610450606360005256005b61045b606460005256005b610003565b60206000f2",
             "data" : "0x",
             "gas" : "10000000",
             "gasPrice" : "100000000000000",
@@ -235,7 +194,7 @@
         "post" : {
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
-		"code" : "0x6127105d600190038060000e6104615961001b600160005458005d610026600260005458005d610031600360005458005d61003c600460005458005d610047600560005458005d610052600660005458005d61005d600760005458005d610068600860005458005d610073600960005458005d61007e600a60005458005d610089600b60005458005d610094600c60005458005d61009f600d60005458005d6100aa600e60005458005d6100b5600f60005458005d6100c0601060005458005d6100cb601160005458005d6100d6601260005458005d6100e1601360005458005d6100ec601460005458005d6100f7601560005458005d610102601660005458005d61010d601760005458005d610118601860005458005d610123601960005458005d61012e601a60005458005d610139601b60005458005d610144601c60005458005d61014f601d60005458005d61015a601e60005458005d610165601f60005458005d610170602060005458005d61017b602160005458005d610186602260005458005d610191602360005458005d61019c602460005458005d6101a7602560005458005d6101b2602660005458005d6101bd602760005458005d6101c8602860005458005d6101d3602960005458005d6101de602a60005458005d6101e9602b60005458005d6101f4602c60005458005d6101ff602d60005458005d61020a602e60005458005d610215602f60005458005d610220603060005458005d61022b603160005458005d610236603260005458005d610241603360005458005d61024c603460005458005d610257603560005458005d610262603660005458005d61026d603760005458005d610278603860005458005d610283603960005458005d61028e603a60005458005d610299603b60005458005d6102a4603c60005458005d6102af603d60005458005d6102ba603e60005458005d6102c5603f60005458005d6102d0604060005458005d6102db604160005458005d6102e6604260005458005d6102f1604360005458005d6102fc604460005458005d610307604560005458005d610312604660005458005d61031d604760005458005d610328604860005458005d610333604960005458005d61033e604a60005458005d610349604b60005458005d610354604c60005458005d61035f604d60005458005d61036a604e60005458005d610375604f60005458005d610380605060005458005d61038b605160005458005d610396605260005458005d6103a1605360005458005d6103ac605460005458005d6103b7605560005458005d6103c2605660005458005d6103cd605760005458005d6103d8605860005458005d6103e3605960005458005d6103ee605a60005458005d6103f9605b60005458005d610404605c60005458005d61040f605d60005458005d61041a605e60005458005d610425605f60005458005d610430606060005458005d61043b606160005458005d610446606260005458005d610451606360005458005d61045c606460005458005d610004585d60206000f2",
+		"code" : "0x6103e85b60019003806000146104605761001a600160005256005b610025600260005256005b610030600360005256005b61003b600460005256005b610046600560005256005b610051600660005256005b61005c600760005256005b610067600860005256005b610072600960005256005b61007d600a60005256005b610088600b60005256005b610093600c60005256005b61009e600d60005256005b6100a9600e60005256005b6100b4600f60005256005b6100bf601060005256005b6100ca601160005256005b6100d5601260005256005b6100e0601360005256005b6100eb601460005256005b6100f6601560005256005b610101601660005256005b61010c601760005256005b610117601860005256005b610122601960005256005b61012d601a60005256005b610138601b60005256005b610143601c60005256005b61014e601d60005256005b610159601e60005256005b610164601f60005256005b61016f602060005256005b61017a602160005256005b610185602260005256005b610190602360005256005b61019b602460005256005b6101a6602560005256005b6101b1602660005256005b6101bc602760005256005b6101c7602860005256005b6101d2602960005256005b6101dd602a60005256005b6101e8602b60005256005b6101f3602c60005256005b6101fe602d60005256005b610209602e60005256005b610214602f60005256005b61021f603060005256005b61022a603160005256005b610235603260005256005b610240603360005256005b61024b603460005256005b610256603560005256005b610261603660005256005b61026c603760005256005b610277603860005256005b610282603960005256005b61028d603a60005256005b610298603b60005256005b6102a3603c60005256005b6102ae603d60005256005b6102b9603e60005256005b6102c4603f60005256005b6102cf604060005256005b6102da604160005256005b6102e5604260005256005b6102f0604360005256005b6102fb604460005256005b610306604560005256005b610311604660005256005b61031c604760005256005b610327604860005256005b610332604960005256005b61033d604a60005256005b610348604b60005256005b610353604c60005256005b61035e604d60005256005b610369604e60005256005b610374604f60005256005b61037f605060005256005b61038a605160005256005b610395605260005256005b6103a0605360005256005b6103ab605460005256005b6103b6605560005256005b6103c1605660005256005b6103cc605760005256005b6103d7605860005256005b6103e2605960005256005b6103ed605a60005256005b6103f8605b60005256005b610403605c60005256005b61040e605d60005256005b610419605e60005256005b610424605f60005256005b61042f606060005256005b61043a606160005256005b610445606260005256005b610450606360005256005b61045b606460005256005b610003565b60206000f2",
 		"nonce" : "0",
                 "storage" : {
                 }
@@ -244,7 +203,7 @@
         "pre" : {
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