diff --git a/TestHelper.cpp b/TestHelper.cpp
index ca46c2ca2..7f8c519f4 100644
--- a/TestHelper.cpp
+++ b/TestHelper.cpp
@@ -27,8 +27,6 @@
 #include <libethereum/Client.h>
 #include <liblll/Compiler.h>
 
-//#define FILL_TESTS
-
 using namespace std;
 using namespace dev::eth;
 
@@ -253,7 +251,7 @@ bytes importCode(json_spirit::mObject& _o)
 		code.clear();
 		for (auto const& j: _o["code"].get_array())
 			code.push_back(toByte(j));
-	}	
+	}
 	return code;
 }
 
@@ -287,6 +285,12 @@ void checkStorage(map<u256, u256> _expectedStore, map<u256, u256> _resultStore,
 			BOOST_CHECK_MESSAGE(expectedStoreValue == resultStoreValue, _expectedAddr << ": store[" << expectedStoreKey << "] = " << resultStoreValue << ", expected " << expectedStoreValue);
 		}
 	}
+
+    for (auto&& resultStorePair : _resultStore)
+    {
+        if (!_expectedStore.count(resultStorePair.first))
+            BOOST_ERROR("unexpected result store key " << resultStorePair.first);
+    }
 }
 
 std::string getTestPath()
@@ -305,33 +309,79 @@ std::string getTestPath()
 	return testPath;
 }
 
+void userDefinedTest(string testTypeFlag, std::function<void(json_spirit::mValue&, bool)> doTests)
+{
+	for (int i = 1; i < boost::unit_test::framework::master_test_suite().argc; ++i)
+	{
+		string arg = boost::unit_test::framework::master_test_suite().argv[i];
+		if (arg == testTypeFlag)
+		{
+			if (i + 1 >= boost::unit_test::framework::master_test_suite().argc)
+			{
+				cnote << "Missing filename\nUsage: testeth " << testTypeFlag << " <filename>\n";
+				return;
+			}
+			string filename = boost::unit_test::framework::master_test_suite().argv[i + 1];
+			int currentVerbosity = g_logVerbosity;
+			g_logVerbosity = 12;
+			try
+			{
+				cnote << "Testing user defined test: " << filename;
+				json_spirit::mValue v;
+				string s = asString(contents(filename));
+				BOOST_REQUIRE_MESSAGE(s.length() > 0, "Contents of " + filename + " is empty. ");
+				json_spirit::read_string(s, v);
+				doTests(v, false);
+			}
+			catch (Exception const& _e)
+			{
+				BOOST_ERROR("Failed Test with Exception: " << diagnostic_information(_e));
+				g_logVerbosity = currentVerbosity;
+			}
+			catch (std::exception const& _e)
+			{
+				BOOST_ERROR("Failed Test with Exception: " << _e.what());
+				g_logVerbosity = currentVerbosity;
+			}
+			g_logVerbosity = currentVerbosity;
+		}
+		else
+			continue;
+	}
+}
+
 void executeTests(const string& _name, const string& _testPathAppendix, std::function<void(json_spirit::mValue&, bool)> doTests)
 {
 	string testPath = getTestPath();
 	testPath += _testPathAppendix;
 
-#ifdef FILL_TESTS
-	try
+	for (int i = 1; i < boost::unit_test::framework::master_test_suite().argc; ++i)
 	{
-		cnote << "Populating tests...";
-		json_spirit::mValue v;
-		boost::filesystem::path p(__FILE__);
-		boost::filesystem::path dir = p.parent_path();
-		string s = asString(dev::contents(dir.string() + "/" + _name + "Filler.json"));
-		BOOST_REQUIRE_MESSAGE(s.length() > 0, "Contents of " + dir.string() + "/" + _name + "Filler.json is empty.");
-		json_spirit::read_string(s, v);
-		doTests(v, true);
-		writeFile(testPath + "/" + _name + ".json", asBytes(json_spirit::write_string(v, true)));
+		string arg = boost::unit_test::framework::master_test_suite().argv[i];
+		if (arg == "--filltests")
+		{
+			try
+			{
+				cnote << "Populating tests...";
+				json_spirit::mValue v;
+				boost::filesystem::path p(__FILE__);
+				boost::filesystem::path dir = p.parent_path();
+				string s = asString(dev::contents(dir.string() + "/" + _name + "Filler.json"));
+				BOOST_REQUIRE_MESSAGE(s.length() > 0, "Contents of " + dir.string() + "/" + _name + "Filler.json is empty.");
+				json_spirit::read_string(s, v);
+				doTests(v, true);
+				writeFile(testPath + "/" + _name + ".json", asBytes(json_spirit::write_string(v, true)));
+			}
+			catch (Exception const& _e)
+			{
+				BOOST_ERROR("Failed test with Exception: " << diagnostic_information(_e));
+			}
+			catch (std::exception const& _e)
+			{
+				BOOST_ERROR("Failed test with Exception: " << _e.what());
+			}
+		}
 	}
-	catch (Exception const& _e)
-	{
-		BOOST_ERROR("Failed test with Exception: " << diagnostic_information(_e));
-	}
-	catch (std::exception const& _e)
-	{
-		BOOST_ERROR("Failed test with Exception: " << _e.what());
-	}
-#endif
 
 	try
 	{
diff --git a/TestHelper.h b/TestHelper.h
index 622b83ac4..ef67d52fb 100644
--- a/TestHelper.h
+++ b/TestHelper.h
@@ -57,7 +57,6 @@ public:
 	eth::State m_statePost;
 	eth::ExtVMFace m_environment;
 	eth::Transaction m_transaction;
-	bytes code;
 
 private:
 	json_spirit::mObject& m_TestObject;
@@ -72,6 +71,7 @@ void checkOutput(bytes const& _output, json_spirit::mObject& _o);
 void checkStorage(std::map<u256, u256> _expectedStore, std::map<u256, u256> _resultStore, Address _expectedAddr);
 void executeTests(const std::string& _name, const std::string& _testPathAppendix, std::function<void(json_spirit::mValue&, bool)> doTests);
 std::string getTestPath();
+void userDefinedTest(std::string testTypeFlag, std::function<void(json_spirit::mValue&, bool)> doTests);
 
 template<typename mapType>
 void checkAddresses(mapType& _expectedAddrs, mapType& _resultAddrs)
diff --git a/createRandomTest.cpp b/createRandomTest.cpp
index 29e0b7f0e..f22e5c0aa 100644
--- a/createRandomTest.cpp
+++ b/createRandomTest.cpp
@@ -31,7 +31,8 @@
 #include <json_spirit/json_spirit_writer_template.h>
 #include <libdevcore/CommonIO.h>
 #include <libdevcore/CommonData.h>
-#include <libevmface/Instruction.h>
+#include <libevmcore/Instruction.h>
+#include <libevm/VM.h>
 #include "vm.h"
 
 using namespace std;
@@ -136,18 +137,24 @@ void doMyTests(json_spirit::mValue& v)
 		o["pre"] = mValue(fev.exportState());
 
 		fev.importExec(o["exec"].get_obj());
-		if (!fev.code)
+		if (fev.code.empty())
 		{
 			fev.thisTxCode = get<3>(fev.addresses.at(fev.myAddress));
-			fev.code = &fev.thisTxCode;
+			fev.code = fev.thisTxCode;
 		}
 
 		vm.reset(fev.gas);
 		bytes output;
+		u256 gas;
 		try
 		{
 			output = vm.go(fev).toBytes();
 		}
+		catch (eth::VMException const& _e)
+		{
+			cnote << "VM did throw an exception: " << diagnostic_information(_e);
+			gas = 0;
+		}
 		catch (Exception const& _e)
 		{
 			cnote << "VM did throw an exception: " << diagnostic_information(_e);
@@ -178,6 +185,6 @@ void doMyTests(json_spirit::mValue& v)
 		o["post"] = mValue(fev.exportState());
 		o["callcreates"] = fev.exportCallCreates();
 		o["out"] = "0x" + toHex(output);
-		fev.push(o, "gas", vm.gas());
+		fev.push(o, "gas", gas);
 	}
 }
diff --git a/jsonrpc.cpp b/jsonrpc.cpp
index 68c30734a..4c748a954 100644
--- a/jsonrpc.cpp
+++ b/jsonrpc.cpp
@@ -74,14 +74,14 @@ BOOST_FIXTURE_TEST_SUITE(environment, Setup)
 BOOST_AUTO_TEST_CASE(jsonrpc_defaultBlock)
 {
 	cnote << "Testing jsonrpc defaultBlock...";
-	int defaultBlock = jsonrpcClient->defaultBlock();
+	int defaultBlock = jsonrpcClient->eth_defaultBlock();
 	BOOST_CHECK_EQUAL(defaultBlock, web3->ethereum()->getDefault());
 }
 
 BOOST_AUTO_TEST_CASE(jsonrpc_gasPrice)
 {
 	cnote << "Testing jsonrpc gasPrice...";
-	string gasPrice = jsonrpcClient->gasPrice();
+	string gasPrice = jsonrpcClient->eth_gasPrice();
 	BOOST_CHECK_EQUAL(gasPrice, toJS(10 * dev::eth::szabo));
 }
 
@@ -90,11 +90,11 @@ BOOST_AUTO_TEST_CASE(jsonrpc_isListening)
 	cnote << "Testing jsonrpc isListening...";
 
 	web3->startNetwork();
-	bool listeningOn = jsonrpcClient->listening();
+	bool listeningOn = jsonrpcClient->eth_listening();
 	BOOST_CHECK_EQUAL(listeningOn, web3->isNetworkStarted());
 	
 	web3->stopNetwork();
-	bool listeningOff = jsonrpcClient->listening();
+	bool listeningOff = jsonrpcClient->eth_listening();
 	BOOST_CHECK_EQUAL(listeningOff, web3->isNetworkStarted());
 }
 
@@ -103,11 +103,11 @@ BOOST_AUTO_TEST_CASE(jsonrpc_isMining)
 	cnote << "Testing jsonrpc isMining...";
 
 	web3->ethereum()->startMining();
-	bool miningOn = jsonrpcClient->mining();
+	bool miningOn = jsonrpcClient->eth_mining();
 	BOOST_CHECK_EQUAL(miningOn, web3->ethereum()->isMining());
 
 	web3->ethereum()->stopMining();
-	bool miningOff = jsonrpcClient->mining();
+	bool miningOff = jsonrpcClient->eth_mining();
 	BOOST_CHECK_EQUAL(miningOff, web3->ethereum()->isMining());
 }
 
@@ -116,7 +116,7 @@ BOOST_AUTO_TEST_CASE(jsonrpc_accounts)
 	cnote << "Testing jsonrpc accounts...";
 	std::vector <dev::KeyPair> keys = {KeyPair::create(), KeyPair::create()};
 	jsonrpcServer->setAccounts(keys);
-	Json::Value k = jsonrpcClient->accounts();
+	Json::Value k = jsonrpcClient->eth_accounts();
 	jsonrpcServer->setAccounts({});
 	BOOST_CHECK_EQUAL(k.isArray(), true);
 	BOOST_CHECK_EQUAL(k.size(),  keys.size());
@@ -133,10 +133,10 @@ BOOST_AUTO_TEST_CASE(jsonrpc_accounts)
 BOOST_AUTO_TEST_CASE(jsonrpc_number)
 {
 	cnote << "Testing jsonrpc number2...";
-	int number = jsonrpcClient->number();
+	int number = jsonrpcClient->eth_number();
 	BOOST_CHECK_EQUAL(number, web3->ethereum()->number() + 1);
 	dev::eth::mine(*(web3->ethereum()), 1);
-	int numberAfter = jsonrpcClient->number();
+	int numberAfter = jsonrpcClient->eth_number();
 	BOOST_CHECK_EQUAL(number + 1, numberAfter);
 	BOOST_CHECK_EQUAL(numberAfter, web3->ethereum()->number() + 1);
 }
@@ -144,7 +144,7 @@ BOOST_AUTO_TEST_CASE(jsonrpc_number)
 BOOST_AUTO_TEST_CASE(jsonrpc_peerCount)
 {
 	cnote << "Testing jsonrpc peerCount...";
-	int peerCount = jsonrpcClient->peerCount();
+	int peerCount = jsonrpcClient->eth_peerCount();
 	BOOST_CHECK_EQUAL(web3->peerCount(), peerCount);
 }
 
@@ -152,10 +152,10 @@ BOOST_AUTO_TEST_CASE(jsonrpc_setListening)
 {
 	cnote << "Testing jsonrpc setListening...";
 
-	jsonrpcClient->setListening(true);
+	jsonrpcClient->eth_setListening(true);
 	BOOST_CHECK_EQUAL(web3->isNetworkStarted(), true);
 	
-	jsonrpcClient->setListening(false);
+	jsonrpcClient->eth_setListening(false);
 	BOOST_CHECK_EQUAL(web3->isNetworkStarted(), false);
 }
 
@@ -163,10 +163,10 @@ BOOST_AUTO_TEST_CASE(jsonrpc_setMining)
 {
 	cnote << "Testing jsonrpc setMining...";
 
-	jsonrpcClient->setMining(true);
+	jsonrpcClient->eth_setMining(true);
 	BOOST_CHECK_EQUAL(web3->ethereum()->isMining(), true);
 
-	jsonrpcClient->setMining(false);
+	jsonrpcClient->eth_setMining(false);
 	BOOST_CHECK_EQUAL(web3->ethereum()->isMining(), false);
 }
 
@@ -175,14 +175,14 @@ BOOST_AUTO_TEST_CASE(jsonrpc_stateAt)
 	cnote << "Testing jsonrpc stateAt...";
 	dev::KeyPair key = KeyPair::create();
 	auto address = key.address();
-	string stateAt = jsonrpcClient->stateAt(toJS(address), "0");
+	string stateAt = jsonrpcClient->eth_stateAt(toJS(address), "0");
 	BOOST_CHECK_EQUAL(toJS(web3->ethereum()->stateAt(address, jsToU256("0"), 0)), stateAt);
 }
 
 BOOST_AUTO_TEST_CASE(jsonrpc_transact)
 {
 	cnote << "Testing jsonrpc transact...";
-	string coinbase = jsonrpcClient->coinbase();
+	string coinbase = jsonrpcClient->eth_coinbase();
 	BOOST_CHECK_EQUAL(jsToAddress(coinbase), web3->ethereum()->address());
 	
 	dev::KeyPair key = KeyPair::create();
@@ -190,14 +190,14 @@ BOOST_AUTO_TEST_CASE(jsonrpc_transact)
 	auto receiver = KeyPair::create();
 	web3->ethereum()->setAddress(address);
 
-	coinbase = jsonrpcClient->coinbase();
+	coinbase = jsonrpcClient->eth_coinbase();
 	BOOST_CHECK_EQUAL(jsToAddress(coinbase), web3->ethereum()->address());
 	BOOST_CHECK_EQUAL(jsToAddress(coinbase), address);
 	
 	jsonrpcServer->setAccounts({key});
 	auto balance = web3->ethereum()->balanceAt(address, 0);
-	string balanceString = jsonrpcClient->balanceAt(toJS(address));
-	double countAt = jsonrpcClient->countAt(toJS(address));
+	string balanceString = jsonrpcClient->eth_balanceAt(toJS(address));
+	double countAt = jsonrpcClient->eth_countAt(toJS(address));
 	
 	BOOST_CHECK_EQUAL(countAt, (double)(uint64_t)web3->ethereum()->countAt(address));
 	BOOST_CHECK_EQUAL(countAt, 0);
@@ -206,7 +206,7 @@ BOOST_AUTO_TEST_CASE(jsonrpc_transact)
 	
 	dev::eth::mine(*(web3->ethereum()), 1);
 	balance = web3->ethereum()->balanceAt(address, 0);
-	balanceString = jsonrpcClient->balanceAt(toJS(address));
+	balanceString = jsonrpcClient->eth_balanceAt(toJS(address));
 	
 	BOOST_CHECK_EQUAL(toJS(balance), balanceString);
 	BOOST_CHECK_EQUAL(jsToDecimal(balanceString), "1500000000000000000");
@@ -223,13 +223,13 @@ BOOST_AUTO_TEST_CASE(jsonrpc_transact)
 	t["gas"] = toJS(gas);
 	t["gasPrice"] = toJS(gasPrice);
 	
-	jsonrpcClient->transact(t);
+	jsonrpcClient->eth_transact(t);
 	jsonrpcServer->setAccounts({});
 	dev::eth::mine(*(web3->ethereum()), 1);
 	
-	countAt = jsonrpcClient->countAt(toJS(address));
+	countAt = jsonrpcClient->eth_countAt(toJS(address));
 	auto balance2 = web3->ethereum()->balanceAt(receiver.address());
-	string balanceString2 = jsonrpcClient->balanceAt(toJS(receiver.address()));
+	string balanceString2 = jsonrpcClient->eth_balanceAt(toJS(receiver.address()));
 	
 	BOOST_CHECK_EQUAL(countAt, (double)(uint64_t)web3->ethereum()->countAt(address));
 	BOOST_CHECK_EQUAL(countAt, 1);
diff --git a/solidityCompiler.cpp b/solidityCompiler.cpp
index 69d331339..054ad3297 100644
--- a/solidityCompiler.cpp
+++ b/solidityCompiler.cpp
@@ -80,7 +80,7 @@ BOOST_AUTO_TEST_CASE(smoke_test)
 							 "}\n";
 	bytes code = compileContract(sourceCode);
 
-	unsigned boilerplateSize = 51;
+	unsigned boilerplateSize = 42;
 	bytes expectation({byte(Instruction::JUMPDEST),
 					   byte(Instruction::PUSH1), 0x0, // initialize local variable x
 					   byte(Instruction::PUSH1), 0x2,
@@ -100,8 +100,8 @@ BOOST_AUTO_TEST_CASE(different_argument_numbers)
 							 "}\n";
 	bytes code = compileContract(sourceCode);
 
-	unsigned shift = 75;
-	unsigned boilerplateSize = 88;
+	unsigned shift = 70;
+	unsigned boilerplateSize = 83;
 	bytes expectation({byte(Instruction::JUMPDEST),
 					   byte(Instruction::PUSH1), 0x0, // initialize return variable d
 					   byte(Instruction::DUP3),
@@ -119,10 +119,10 @@ BOOST_AUTO_TEST_CASE(different_argument_numbers)
 					   byte(Instruction::JUMPDEST), // beginning of g
 					   byte(Instruction::PUSH1), 0x0,
 					   byte(Instruction::DUP1), // initialized e and h
-					   byte(Instruction::PUSH1), byte(0x20 + shift), // ret address
-					   byte(Instruction::PUSH1), 0x1,
-					   byte(Instruction::PUSH1), 0x2,
-					   byte(Instruction::PUSH1), 0x3,
+					   byte(Instruction::PUSH1), byte(0x29 + shift), // ret address
+					   byte(Instruction::PUSH1), 0x1, byte(Instruction::PUSH1), 0xff, byte(Instruction::AND),
+					   byte(Instruction::PUSH1), 0x2, byte(Instruction::PUSH1), 0xff, byte(Instruction::AND),
+					   byte(Instruction::PUSH1), 0x3, byte(Instruction::PUSH1), 0xff, byte(Instruction::AND),
 					   byte(Instruction::PUSH1), byte(0x1 + shift),
 					   // stack here: ret e h 0x20 1 2 3 0x1
 					   byte(Instruction::JUMP),
@@ -153,8 +153,8 @@ BOOST_AUTO_TEST_CASE(ifStatement)
 							 "}\n";
 	bytes code = compileContract(sourceCode);
 
-	unsigned shift = 38;
-	unsigned boilerplateSize = 51;
+	unsigned shift = 29;
+	unsigned boilerplateSize = 42;
 	bytes expectation({byte(Instruction::JUMPDEST),
 					   byte(Instruction::PUSH1), 0x0,
 					   byte(Instruction::DUP1),
@@ -195,8 +195,8 @@ BOOST_AUTO_TEST_CASE(loops)
 							 "}\n";
 	bytes code = compileContract(sourceCode);
 
-	unsigned shift = 38;
-	unsigned boilerplateSize = 51;
+	unsigned shift = 29;
+	unsigned boilerplateSize = 42;
 	bytes expectation({byte(Instruction::JUMPDEST),
 					   byte(Instruction::JUMPDEST),
 					   byte(Instruction::PUSH1), 0x1,
diff --git a/solidityEndToEndTest.cpp b/solidityEndToEndTest.cpp
index 116310aed..d905646cb 100644
--- a/solidityEndToEndTest.cpp
+++ b/solidityEndToEndTest.cpp
@@ -22,6 +22,7 @@
  */
 
 #include <string>
+#include <tuple>
 #include <boost/test/unit_test.hpp>
 #include <libethereum/State.h>
 #include <libethereum/Executive.h>
@@ -41,31 +42,77 @@ class ExecutionFramework
 public:
 	ExecutionFramework() { g_logVerbosity = 0; }
 
-	bytes compileAndRun(std::string const& _sourceCode)
+	bytes const& compileAndRun(string const& _sourceCode)
 	{
-		bytes code = dev::solidity::CompilerStack::compile(_sourceCode);
+		bytes code = dev::solidity::CompilerStack::staticCompile(_sourceCode);
 		sendMessage(code, true);
+		BOOST_REQUIRE(!m_output.empty());
 		return m_output;
 	}
 
-	bytes callFunction(byte _index, bytes const& _data)
+	bytes const& callContractFunction(byte _index, bytes const& _data = bytes())
 	{
 		sendMessage(bytes(1, _index) + _data, false);
 		return m_output;
 	}
 
-	bytes callFunction(byte _index, u256 const& _argument1)
+	template <class... Args>
+	bytes const& callContractFunction(byte _index, Args const&... _arguments)
 	{
-		callFunction(_index, toBigEndian(_argument1));
-		return m_output;
+		return callContractFunction(_index, argsToBigEndian(_arguments...));
+	}
+
+	template <class CppFunction, class... Args>
+	void testSolidityAgainstCpp(byte _index, CppFunction const& _cppFunction, Args const&... _arguments)
+	{
+		bytes solidityResult = callContractFunction(_index, _arguments...);
+		bytes cppResult = callCppAndEncodeResult(_cppFunction, _arguments...);
+		BOOST_CHECK_MESSAGE(solidityResult == cppResult, "Computed values do not match."
+							"\nSolidity: " + toHex(solidityResult) + "\nC++:      " + toHex(cppResult));
+	}
+
+	template <class CppFunction, class... Args>
+	void testSolidityAgainstCppOnRange(byte _index, CppFunction const& _cppFunction,
+									   u256 const& _rangeStart, u256 const& _rangeEnd)
+	{
+		for (u256 argument = _rangeStart; argument < _rangeEnd; ++argument)
+		{
+			bytes solidityResult = callContractFunction(_index, argument);
+			bytes cppResult = callCppAndEncodeResult(_cppFunction, argument);
+			BOOST_CHECK_MESSAGE(solidityResult == cppResult, "Computed values do not match."
+								"\nSolidity: " + toHex(solidityResult) + "\nC++:      " + toHex(cppResult) +
+								"\nArgument: " + toHex(toBigEndian(argument)));
+		}
 	}
 
 private:
+	template <class FirstArg, class... Args>
+	bytes argsToBigEndian(FirstArg const& _firstArg, Args const&... _followingArgs) const
+	{
+		return toBigEndian(_firstArg) + argsToBigEndian(_followingArgs...);
+	}
+
+	bytes argsToBigEndian() const { return bytes(); }
+
+	template <class CppFunction, class... Args>
+	auto callCppAndEncodeResult(CppFunction const& _cppFunction, Args const&... _arguments)
+	-> typename enable_if<is_void<decltype(_cppFunction(_arguments...))>::value, bytes>::type
+	{
+		_cppFunction(_arguments...);
+		return bytes();
+	}
+	template <class CppFunction, class... Args>
+	auto callCppAndEncodeResult(CppFunction const& _cppFunction, Args const&... _arguments)
+	-> typename enable_if<!is_void<decltype(_cppFunction(_arguments...))>::value, bytes>::type
+	{
+		return toBigEndian(_cppFunction(_arguments...));
+	}
+
 	void sendMessage(bytes const& _data, bool _isCreation)
 	{
 		eth::Executive executive(m_state);
-		eth::Transaction t = _isCreation ? eth::Transaction(0, m_gasPrice, m_gas, _data)
-										 : eth::Transaction(0, m_gasPrice, m_gas, m_contractAddress, _data);
+		eth::Transaction t = _isCreation ? eth::Transaction(0, m_gasPrice, m_gas, _data, 0, KeyPair::create().sec())
+										 : eth::Transaction(0, m_gasPrice, m_gas, m_contractAddress, _data, 0, KeyPair::create().sec());
 		bytes transactionRLP = t.rlp();
 		try
 		{
@@ -77,13 +124,17 @@ private:
 		{
 			BOOST_REQUIRE(!executive.create(Address(), 0, m_gasPrice, m_gas, &_data, Address()));
 			m_contractAddress = executive.newAddress();
+			BOOST_REQUIRE(m_contractAddress);
 			BOOST_REQUIRE(m_state.addressHasCode(m_contractAddress));
 		}
 		else
+		{
+			BOOST_REQUIRE(m_state.addressHasCode(m_contractAddress));
 			BOOST_REQUIRE(!executive.call(m_contractAddress, Address(), 0, m_gasPrice, &_data, m_gas, Address()));
+		}
 		BOOST_REQUIRE(executive.go());
 		executive.finalize();
-		m_output = executive.out().toBytes();
+		m_output = executive.out().toVector();
 	}
 
 	Address m_contractAddress;
@@ -93,27 +144,23 @@ private:
 	bytes m_output;
 };
 
-BOOST_AUTO_TEST_SUITE(SolidityCompilerEndToEndTest)
+BOOST_FIXTURE_TEST_SUITE(SolidityCompilerEndToEndTest, ExecutionFramework)
 
 BOOST_AUTO_TEST_CASE(smoke_test)
 {
 	char const* sourceCode = "contract test {\n"
 							 "  function f(uint a) returns(uint d) { return a * 7; }\n"
 							 "}\n";
-	ExecutionFramework framework;
-	framework.compileAndRun(sourceCode);
-	u256 a = 0x200030004;
-	bytes result = framework.callFunction(0, a);
-	BOOST_CHECK(result == toBigEndian(a * 7));
+	compileAndRun(sourceCode);
+	testSolidityAgainstCppOnRange(0, [](u256 const& a) -> u256 { return a * 7; }, 0, 100);
 }
 
 BOOST_AUTO_TEST_CASE(empty_contract)
 {
 	char const* sourceCode = "contract test {\n"
 							 "}\n";
-	ExecutionFramework framework;
-	framework.compileAndRun(sourceCode);
-	BOOST_CHECK(framework.callFunction(0, bytes()).empty());
+	compileAndRun(sourceCode);
+	BOOST_CHECK(callContractFunction(0, bytes()).empty());
 }
 
 BOOST_AUTO_TEST_CASE(recursive_calls)
@@ -124,13 +171,32 @@ BOOST_AUTO_TEST_CASE(recursive_calls)
 							 "    else return n * f(n - 1);\n"
 							 "  }\n"
 							 "}\n";
-	ExecutionFramework framework;
-	framework.compileAndRun(sourceCode);
-	BOOST_CHECK(framework.callFunction(0, u256(0)) == toBigEndian(u256(1)));
-	BOOST_CHECK(framework.callFunction(0, u256(1)) == toBigEndian(u256(1)));
-	BOOST_CHECK(framework.callFunction(0, u256(2)) == toBigEndian(u256(2)));
-	BOOST_CHECK(framework.callFunction(0, u256(3)) == toBigEndian(u256(6)));
-	BOOST_CHECK(framework.callFunction(0, u256(4)) == toBigEndian(u256(24)));
+	compileAndRun(sourceCode);
+	function<u256(u256)> recursive_calls_cpp = [&recursive_calls_cpp](u256 const& n) -> u256
+	{
+		if (n <= 1)
+			return 1;
+		else
+			return n * recursive_calls_cpp(n - 1);
+	};
+
+	testSolidityAgainstCppOnRange(0, recursive_calls_cpp, 0, 5);
+}
+
+BOOST_AUTO_TEST_CASE(multiple_functions)
+{
+	char const* sourceCode = "contract test {\n"
+							 "  function a() returns(uint n) { return 0; }\n"
+							 "  function b() returns(uint n) { return 1; }\n"
+							 "  function c() returns(uint n) { return 2; }\n"
+							 "  function f() returns(uint n) { return 3; }\n"
+							 "}\n";
+	compileAndRun(sourceCode);
+	BOOST_CHECK(callContractFunction(0, bytes()) == toBigEndian(u256(0)));
+	BOOST_CHECK(callContractFunction(1, bytes()) == toBigEndian(u256(1)));
+	BOOST_CHECK(callContractFunction(2, bytes()) == toBigEndian(u256(2)));
+	BOOST_CHECK(callContractFunction(3, bytes()) == toBigEndian(u256(3)));
+	BOOST_CHECK(callContractFunction(4, bytes()) == bytes());
 }
 
 BOOST_AUTO_TEST_CASE(while_loop)
@@ -142,13 +208,19 @@ BOOST_AUTO_TEST_CASE(while_loop)
 							 "    while (i <= n) nfac *= i++;\n"
 							 "  }\n"
 							 "}\n";
-	ExecutionFramework framework;
-	framework.compileAndRun(sourceCode);
-	BOOST_CHECK(framework.callFunction(0, u256(0)) == toBigEndian(u256(1)));
-	BOOST_CHECK(framework.callFunction(0, u256(1)) == toBigEndian(u256(1)));
-	BOOST_CHECK(framework.callFunction(0, u256(2)) == toBigEndian(u256(2)));
-	BOOST_CHECK(framework.callFunction(0, u256(3)) == toBigEndian(u256(6)));
-	BOOST_CHECK(framework.callFunction(0, u256(4)) == toBigEndian(u256(24)));
+	compileAndRun(sourceCode);
+
+	auto while_loop_cpp = [](u256 const& n) -> u256
+	{
+		u256 nfac = 1;
+		u256 i = 2;
+		while (i <= n)
+			nfac *= i++;
+
+		return nfac;
+	};
+
+	testSolidityAgainstCppOnRange(0, while_loop_cpp, 0, 5);
 }
 
 BOOST_AUTO_TEST_CASE(break_outside_loop)
@@ -159,9 +231,8 @@ BOOST_AUTO_TEST_CASE(break_outside_loop)
 							 "    break; continue; return 2;\n"
 							 "  }\n"
 							 "}\n";
-	ExecutionFramework framework;
-	framework.compileAndRun(sourceCode);
-	BOOST_CHECK(framework.callFunction(0, u256(0)) == toBigEndian(u256(2)));
+	compileAndRun(sourceCode);
+	testSolidityAgainstCpp(0, [](u256 const&) -> u256 { return 2; }, u256(0));
 }
 
 BOOST_AUTO_TEST_CASE(nested_loops)
@@ -184,20 +255,33 @@ BOOST_AUTO_TEST_CASE(nested_loops)
 							 "    return x;\n"
 							 "  }\n"
 							 "}\n";
-	ExecutionFramework framework;
-	framework.compileAndRun(sourceCode);
-	BOOST_CHECK(framework.callFunction(0, u256(0)) == toBigEndian(u256(0)));
-	BOOST_CHECK(framework.callFunction(0, u256(1)) == toBigEndian(u256(1)));
-	BOOST_CHECK(framework.callFunction(0, u256(2)) == toBigEndian(u256(1)));
-	BOOST_CHECK(framework.callFunction(0, u256(3)) == toBigEndian(u256(2)));
-	BOOST_CHECK(framework.callFunction(0, u256(4)) == toBigEndian(u256(2)));
-	BOOST_CHECK(framework.callFunction(0, u256(5)) == toBigEndian(u256(4)));
-	BOOST_CHECK(framework.callFunction(0, u256(6)) == toBigEndian(u256(5)));
-	BOOST_CHECK(framework.callFunction(0, u256(7)) == toBigEndian(u256(5)));
-	BOOST_CHECK(framework.callFunction(0, u256(8)) == toBigEndian(u256(7)));
-	BOOST_CHECK(framework.callFunction(0, u256(9)) == toBigEndian(u256(8)));
-	BOOST_CHECK(framework.callFunction(0, u256(10)) == toBigEndian(u256(10)));
-	BOOST_CHECK(framework.callFunction(0, u256(11)) == toBigEndian(u256(10)));
+	compileAndRun(sourceCode);
+
+	auto nested_loops_cpp = [](u256  n) -> u256
+	{
+		while (n > 1)
+		{
+			if (n == 10)
+				break;
+			while (n > 5)
+			{
+				if (n == 8)
+					break;
+				n--;
+				if (n == 6)
+					continue;
+				return n;
+			}
+			n--;
+			if (n == 3)
+				continue;
+			break;
+		}
+
+		return n;
+	};
+
+	testSolidityAgainstCppOnRange(0, nested_loops_cpp, 0, 12);
 }
 
 BOOST_AUTO_TEST_CASE(calling_other_functions)
@@ -217,13 +301,36 @@ BOOST_AUTO_TEST_CASE(calling_other_functions)
 							 "    return 3 * x + 1;\n"
 							 "  }\n"
 							 "}\n";
-	ExecutionFramework framework;
-	framework.compileAndRun(sourceCode);
-	BOOST_CHECK(framework.callFunction(2, u256(0)) == toBigEndian(u256(0)));
-	BOOST_CHECK(framework.callFunction(2, u256(1)) == toBigEndian(u256(1)));
-	BOOST_CHECK(framework.callFunction(2, u256(2)) == toBigEndian(u256(1)));
-	BOOST_CHECK(framework.callFunction(2, u256(8)) == toBigEndian(u256(1)));
-	BOOST_CHECK(framework.callFunction(2, u256(127)) == toBigEndian(u256(1)));
+	compileAndRun(sourceCode);
+
+	auto evenStep_cpp = [](u256 const& n) -> u256
+	{
+		return n / 2;
+	};
+
+	auto oddStep_cpp = [](u256 const& n) -> u256
+	{
+		return 3 * n + 1;
+	};
+
+	auto collatz_cpp = [&evenStep_cpp, &oddStep_cpp](u256 n) -> u256
+	{
+		u256 y;
+		while ((y = n) > 1)
+		{
+			if (n % 2 == 0)
+				n = evenStep_cpp(n);
+			else
+				n = oddStep_cpp(n);
+		}
+		return y;
+	};
+
+	testSolidityAgainstCpp(2, collatz_cpp, u256(0));
+	testSolidityAgainstCpp(2, collatz_cpp, u256(1));
+	testSolidityAgainstCpp(2, collatz_cpp, u256(2));
+	testSolidityAgainstCpp(2, collatz_cpp, u256(8));
+	testSolidityAgainstCpp(2, collatz_cpp, u256(127));
 }
 
 BOOST_AUTO_TEST_CASE(many_local_variables)
@@ -235,10 +342,30 @@ BOOST_AUTO_TEST_CASE(many_local_variables)
 							 "    y += b + x2;\n"
 							 "  }\n"
 							 "}\n";
-	ExecutionFramework framework;
-	framework.compileAndRun(sourceCode);
-	BOOST_CHECK(framework.callFunction(0, toBigEndian(u256(0x1000)) + toBigEndian(u256(0x10000)) + toBigEndian(u256(0x100000)))
-				== toBigEndian(u256(0x121121)));
+	compileAndRun(sourceCode);
+	auto f = [](u256 const& x1, u256 const& x2, u256 const& x3) -> u256
+	{
+		u256 a = 0x1;
+		u256 b = 0x10;
+		u256 c = 0x100;
+		u256 y = a + b + c + x1 + x2 + x3;
+		return y + b + x2;
+	};
+	testSolidityAgainstCpp(0, f, u256(0x1000), u256(0x10000), u256(0x100000));
+}
+
+BOOST_AUTO_TEST_CASE(packing_unpacking_types)
+{
+	char const* sourceCode = "contract test {\n"
+							 "  function run(bool a, uint32 b, uint64 c) returns(uint256 y) {\n"
+							 "    if (a) y = 1;\n"
+							 "    y = y * 0x100000000 | ~b;\n"
+							 "    y = y * 0x10000000000000000 | ~c;\n"
+							 "  }\n"
+							 "}\n";
+	compileAndRun(sourceCode);
+	BOOST_CHECK(callContractFunction(0, fromHex("01""0f0f0f0f""f0f0f0f0f0f0f0f0"))
+				== fromHex("00000000000000000000000000000000000000""01""f0f0f0f0""0f0f0f0f0f0f0f0f"));
 }
 
 BOOST_AUTO_TEST_CASE(multiple_return_values)
@@ -248,9 +375,8 @@ BOOST_AUTO_TEST_CASE(multiple_return_values)
 							 "    y1 = x2; y2 = x1;\n"
 							 "  }\n"
 							 "}\n";
-	ExecutionFramework framework;
-	framework.compileAndRun(sourceCode);
-	BOOST_CHECK(framework.callFunction(0, bytes(1, 1) + toBigEndian(u256(0xcd)))
+	compileAndRun(sourceCode);
+	BOOST_CHECK(callContractFunction(0, bytes(1, 1) + toBigEndian(u256(0xcd)))
 				== toBigEndian(u256(0xcd)) + bytes(1, 1) + toBigEndian(u256(0)));
 }
 
@@ -262,13 +388,113 @@ BOOST_AUTO_TEST_CASE(short_circuiting)
 							 "    return x;"
 							 "  }\n"
 							 "}\n";
-	ExecutionFramework framework;
-	framework.compileAndRun(sourceCode);
-	BOOST_CHECK(framework.callFunction(0, u256(0)) == toBigEndian(u256(0)));
-	BOOST_CHECK(framework.callFunction(0, u256(1)) == toBigEndian(u256(8)));
+	compileAndRun(sourceCode);
+
+	auto short_circuiting_cpp = [](u256 n) -> u256
+	{
+		n == 0 || (n = 8) > 0;
+		return n;
+	};
+
+	testSolidityAgainstCppOnRange(0, short_circuiting_cpp, 0, 2);
 }
 
-//@todo test smaller types
+BOOST_AUTO_TEST_CASE(high_bits_cleaning)
+{
+	char const* sourceCode = "contract test {\n"
+							 "  function run() returns(uint256 y) {\n"
+							 "    uint32 x = uint32(0xffffffff) + 10;\n"
+							 "    if (x >= 0xffffffff) return 0;\n"
+							 "    return x;"
+							 "  }\n"
+							 "}\n";
+	compileAndRun(sourceCode);
+	auto high_bits_cleaning_cpp = []() -> u256
+	{
+		uint32_t x = uint32_t(0xffffffff) + 10;
+		if (x >= 0xffffffff)
+			return 0;
+		return x;
+	};
+	testSolidityAgainstCpp(0, high_bits_cleaning_cpp);
+}
+
+BOOST_AUTO_TEST_CASE(sign_extension)
+{
+	char const* sourceCode = "contract test {\n"
+							 "  function run() returns(uint256 y) {\n"
+							 "    int64 x = -int32(0xff);\n"
+							 "    if (x >= 0xff) return 0;\n"
+							 "    return -uint256(x);"
+							 "  }\n"
+							 "}\n";
+	compileAndRun(sourceCode);
+	auto sign_extension_cpp = []() -> u256
+	{
+		int64_t x = -int32_t(0xff);
+		if (x >= 0xff)
+			return 0;
+		return u256(x) * -1;
+	};
+	testSolidityAgainstCpp(0, sign_extension_cpp);
+}
+
+BOOST_AUTO_TEST_CASE(small_unsigned_types)
+{
+	char const* sourceCode = "contract test {\n"
+							 "  function run() returns(uint256 y) {\n"
+							 "    uint32 x = uint32(0xffffff) * 0xffffff;\n"
+							 "    return x / 0x100;"
+							 "  }\n"
+							 "}\n";
+	compileAndRun(sourceCode);
+	auto small_unsigned_types_cpp = []() -> u256
+	{
+		uint32_t x = uint32_t(0xffffff) * 0xffffff;
+		return x / 0x100;
+	};
+	testSolidityAgainstCpp(0, small_unsigned_types_cpp);
+}
+
+BOOST_AUTO_TEST_CASE(small_signed_types)
+{
+	char const* sourceCode = "contract test {\n"
+							 "  function run() returns(int256 y) {\n"
+							 "    return -int32(10) * -int64(20);\n"
+							 "  }\n"
+							 "}\n";
+	compileAndRun(sourceCode);
+	auto small_signed_types_cpp = []() -> u256
+	{
+		return -int32_t(10) * -int64_t(20);
+	};
+	testSolidityAgainstCpp(0, small_signed_types_cpp);
+}
+
+BOOST_AUTO_TEST_CASE(state_smoke_test)
+{
+	char const* sourceCode = "contract test {\n"
+							 "  uint256 value1;\n"
+							 "  uint256 value2;\n"
+							 "  function get(uint8 which) returns (uint256 value) {\n"
+							 "    if (which == 0) return value1;\n"
+							 "    else return value2;\n"
+							 "  }\n"
+							 "  function set(uint8 which, uint256 value) {\n"
+							 "    if (which == 0) value1 = value;\n"
+							 "    else value2 = value;\n"
+							 "  }\n"
+							 "}\n";
+	compileAndRun(sourceCode);
+	BOOST_CHECK(callContractFunction(0, bytes(1, 0x00)) == toBigEndian(u256(0)));
+	BOOST_CHECK(callContractFunction(0, bytes(1, 0x01)) == toBigEndian(u256(0)));
+	BOOST_CHECK(callContractFunction(1, bytes(1, 0x00) + toBigEndian(u256(0x1234))) == bytes());
+	BOOST_CHECK(callContractFunction(1, bytes(1, 0x01) + toBigEndian(u256(0x8765))) == bytes());
+	BOOST_CHECK(callContractFunction(0, bytes(1, 0x00)) == toBigEndian(u256(0x1234)));
+	BOOST_CHECK(callContractFunction(0, bytes(1, 0x01)) == toBigEndian(u256(0x8765)));
+	BOOST_CHECK(callContractFunction(1, bytes(1, 0x00) + toBigEndian(u256(0x3))) == bytes());
+	BOOST_CHECK(callContractFunction(0, bytes(1, 0x00)) == toBigEndian(u256(0x3)));
+}
 
 BOOST_AUTO_TEST_SUITE_END()
 
diff --git a/solidityExpressionCompiler.cpp b/solidityExpressionCompiler.cpp
index 561cc3bda..59a9e9336 100644
--- a/solidityExpressionCompiler.cpp
+++ b/solidityExpressionCompiler.cpp
@@ -154,10 +154,10 @@ BOOST_AUTO_TEST_CASE(comparison)
 							 "}\n";
 	bytes code = compileFirstExpression(sourceCode);
 
-	bytes expectation({byte(eth::Instruction::PUSH2), 0x10, 0xaa,
-					   byte(eth::Instruction::PUSH2), 0x11, 0xaa,
-					   byte(eth::Instruction::GT),
-					   byte(eth::Instruction::PUSH1), 0x1,
+	bytes expectation({byte(eth::Instruction::PUSH1), 0x1,
+					   byte(eth::Instruction::PUSH2), 0x11, 0xaa, byte(eth::Instruction::PUSH2), 0xff, 0xff, byte(eth::Instruction::AND),
+					   byte(eth::Instruction::PUSH2), 0x10, 0xaa, byte(eth::Instruction::PUSH2), 0xff, 0xff, byte(eth::Instruction::AND),
+					   byte(eth::Instruction::LT),
 					   byte(eth::Instruction::EQ),
 					   byte(eth::Instruction::ISZERO)});
 	BOOST_CHECK_EQUAL_COLLECTIONS(code.begin(), code.end(), expectation.begin(), expectation.end());
@@ -166,22 +166,22 @@ BOOST_AUTO_TEST_CASE(comparison)
 BOOST_AUTO_TEST_CASE(short_circuiting)
 {
 	char const* sourceCode = "contract test {\n"
-							 "  function f() { var x = (10 + 8 >= 4 || 2 != 9) != true; }"
+							 "  function f() { var x = true != (4 <= 8 + 10 || 9 != 2); }"
 							 "}\n";
 	bytes code = compileFirstExpression(sourceCode);
 
 	bytes expectation({byte(eth::Instruction::PUSH1), 0xa,
 					   byte(eth::Instruction::PUSH1), 0x8,
-					   byte(eth::Instruction::ADD),
-					   byte(eth::Instruction::PUSH1), 0x4,
+					   byte(eth::Instruction::ADD), byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
+					   byte(eth::Instruction::PUSH1), 0x4, byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
 					   byte(eth::Instruction::GT),
 					   byte(eth::Instruction::ISZERO), // after this we have 10 + 8 >= 4
 					   byte(eth::Instruction::DUP1),
-					   byte(eth::Instruction::PUSH1), 0x14,
+					   byte(eth::Instruction::PUSH1), 0x20,
 					   byte(eth::Instruction::JUMPI), // short-circuit if it is true
 					   byte(eth::Instruction::POP),
-					   byte(eth::Instruction::PUSH1), 0x2,
-					   byte(eth::Instruction::PUSH1), 0x9,
+					   byte(eth::Instruction::PUSH1), 0x2, byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
+					   byte(eth::Instruction::PUSH1), 0x9, byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
 					   byte(eth::Instruction::EQ),
 					   byte(eth::Instruction::ISZERO), // after this we have 2 != 9
 					   byte(eth::Instruction::JUMPDEST),
@@ -194,13 +194,14 @@ BOOST_AUTO_TEST_CASE(short_circuiting)
 BOOST_AUTO_TEST_CASE(arithmetics)
 {
 	char const* sourceCode = "contract test {\n"
-							 "  function f() { var x = (1 * (2 / (3 % (4 + (5 - (6 | (7 & (8 ^ 9)))))))); }"
+							 "  function f() { var x = ((((((((9 ^ 8) & 7) | 6) - 5) + 4) % 3) / 2) * 1); }"
 							 "}\n";
 	bytes code = compileFirstExpression(sourceCode);
-
 	bytes expectation({byte(eth::Instruction::PUSH1), 0x1,
 					   byte(eth::Instruction::PUSH1), 0x2,
+					   byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
 					   byte(eth::Instruction::PUSH1), 0x3,
+					   byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
 					   byte(eth::Instruction::PUSH1), 0x4,
 					   byte(eth::Instruction::PUSH1), 0x5,
 					   byte(eth::Instruction::PUSH1), 0x6,
@@ -210,12 +211,11 @@ BOOST_AUTO_TEST_CASE(arithmetics)
 					   byte(eth::Instruction::XOR),
 					   byte(eth::Instruction::AND),
 					   byte(eth::Instruction::OR),
-					   byte(eth::Instruction::SWAP1),
 					   byte(eth::Instruction::SUB),
 					   byte(eth::Instruction::ADD),
-					   byte(eth::Instruction::SWAP1),
+					   byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
 					   byte(eth::Instruction::MOD),
-					   byte(eth::Instruction::SWAP1),
+					   byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
 					   byte(eth::Instruction::DIV),
 					   byte(eth::Instruction::MUL)});
 	BOOST_CHECK_EQUAL_COLLECTIONS(code.begin(), code.end(), expectation.begin(), expectation.end());
@@ -224,15 +224,15 @@ BOOST_AUTO_TEST_CASE(arithmetics)
 BOOST_AUTO_TEST_CASE(unary_operators)
 {
 	char const* sourceCode = "contract test {\n"
-							 "  function f() { var x = !(~+-1 == 2); }"
+							 "  function f() { var x = !(~+- 1 == 2); }"
 							 "}\n";
 	bytes code = compileFirstExpression(sourceCode);
 
-	bytes expectation({byte(eth::Instruction::PUSH1), 0x1,
+	bytes expectation({byte(eth::Instruction::PUSH1), 0x2, byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
+					   byte(eth::Instruction::PUSH1), 0x1,
 					   byte(eth::Instruction::PUSH1), 0x0,
 					   byte(eth::Instruction::SUB),
-					   byte(eth::Instruction::NOT),
-					   byte(eth::Instruction::PUSH1), 0x2,
+					   byte(eth::Instruction::NOT), byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
 					   byte(eth::Instruction::EQ),
 					   byte(eth::Instruction::ISZERO)});
 	BOOST_CHECK_EQUAL_COLLECTIONS(code.begin(), code.end(), expectation.begin(), expectation.end());
@@ -241,7 +241,7 @@ BOOST_AUTO_TEST_CASE(unary_operators)
 BOOST_AUTO_TEST_CASE(unary_inc_dec)
 {
 	char const* sourceCode = "contract test {\n"
-							 "  function f(uint a) { var x = ((a++ ^ ++a) ^ a--) ^ --a; }"
+							 "  function f(uint a) { var x = --a ^ (a-- ^ (++a ^ a++)); }"
 							 "}\n";
 	bytes code = compileFirstExpression(sourceCode, {}, {{"test", "f", "a"}, {"test", "f", "x"}});
 
@@ -296,16 +296,15 @@ BOOST_AUTO_TEST_CASE(assignment)
 	bytes code = compileFirstExpression(sourceCode, {}, {{"test", "f", "a"}, {"test", "f", "b"}});
 
 	// Stack: a, b
-	bytes expectation({byte(eth::Instruction::DUP1),
-					   byte(eth::Instruction::DUP3),
-					   byte(eth::Instruction::SWAP1),
-					   byte(eth::Instruction::ADD),
-					   // Stack here: a b a+b
-					   byte(eth::Instruction::SWAP2),
-					   byte(eth::Instruction::POP),
+	bytes expectation({byte(eth::Instruction::PUSH1), 0x2, byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
 					   byte(eth::Instruction::DUP2),
-					   // Stack here: a+b b a+b
-					   byte(eth::Instruction::PUSH1), 0x2,
+					   byte(eth::Instruction::DUP4),
+					   byte(eth::Instruction::ADD),
+					   // Stack here: a b 2 a+b
+					   byte(eth::Instruction::SWAP3),
+					   byte(eth::Instruction::POP),
+					   byte(eth::Instruction::DUP3),
+					   // Stack here: a+b b 2 a+b
 					   byte(eth::Instruction::MUL)});
 	BOOST_CHECK_EQUAL_COLLECTIONS(code.begin(), code.end(), expectation.begin(), expectation.end());
 }
@@ -320,21 +319,20 @@ BOOST_AUTO_TEST_CASE(function_call)
 										{{"test", "f", "a"}, {"test", "f", "b"}});
 
 	// Stack: a, b
-	bytes expectation({byte(eth::Instruction::PUSH1), 0x0a,
-					   byte(eth::Instruction::DUP3),
-					   byte(eth::Instruction::PUSH1), 0x01,
+	bytes expectation({byte(eth::Instruction::PUSH1), 0x02, byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
+					   byte(eth::Instruction::PUSH1), 0x12,
+					   byte(eth::Instruction::PUSH1), 0x01, byte(eth::Instruction::PUSH1), 0xff, byte(eth::Instruction::AND),
+					   byte(eth::Instruction::DUP5),
 					   byte(eth::Instruction::ADD),
-					   // Stack here: a b <ret label> (a+1)
-					   byte(eth::Instruction::DUP3),
-					   byte(eth::Instruction::PUSH1), 0x14,
+					   // Stack here: a b 2 <ret label> (a+1)
+					   byte(eth::Instruction::DUP4),
+					   byte(eth::Instruction::PUSH1), 0x19,
 					   byte(eth::Instruction::JUMP),
 					   byte(eth::Instruction::JUMPDEST),
-					   // Stack here: a b g(a+1, b)
-					   byte(eth::Instruction::PUSH1), 0x02,
+					   // Stack here: a b 2 g(a+1, b)
 					   byte(eth::Instruction::MUL),
 					   // Stack here: a b g(a+1, b)*2
 					   byte(eth::Instruction::DUP3),
-					   byte(eth::Instruction::SWAP1),
 					   byte(eth::Instruction::ADD),
 					   // Stack here: a b a+g(a+1, b)*2
 					   byte(eth::Instruction::SWAP2),
@@ -344,6 +342,45 @@ BOOST_AUTO_TEST_CASE(function_call)
 	BOOST_CHECK_EQUAL_COLLECTIONS(code.begin(), code.end(), expectation.begin(), expectation.end());
 }
 
+BOOST_AUTO_TEST_CASE(negative_literals_8bits)
+{
+	// these all fit in 8 bits
+	char const* sourceCode = "contract test {\n"
+							 "  function f() { int8 x = -0 + -1 + -0x01 + -127 + -128; }\n"
+							 "}\n";
+	bytes code = compileFirstExpression(sourceCode);
+
+	bytes expectation(bytes({byte(eth::Instruction::PUSH32)}) + bytes(31, 0xff) + bytes(1, 0x80) +
+					  bytes({byte(eth::Instruction::PUSH32)}) + bytes(31, 0xff) + bytes(1, 0x81) +
+					  bytes({byte(eth::Instruction::PUSH32)}) + bytes(32, 0xff) +
+					  bytes({byte(eth::Instruction::PUSH32)}) + bytes(32, 0xff) +
+					  bytes({byte(eth::Instruction::PUSH1), 0x00,
+							 byte(eth::Instruction::ADD),
+							 byte(eth::Instruction::ADD),
+							 byte(eth::Instruction::ADD),
+							 byte(eth::Instruction::ADD)}));
+	BOOST_CHECK_EQUAL_COLLECTIONS(code.begin(), code.end(), expectation.begin(), expectation.end());
+}
+
+BOOST_AUTO_TEST_CASE(negative_literals_16bits)
+{
+	// -1 should need 8 bits, -129 should need 16 bits, how many bits are used is visible
+	// from the SIGNEXTEND opcodes
+	char const* sourceCode = "contract test {\n"
+							 "  function f() { int64 x = int64(-1 + -129); }\n"
+							 "}\n";
+	bytes code = compileFirstExpression(sourceCode);
+
+	bytes expectation(bytes({byte(eth::Instruction::PUSH32)}) + bytes(31, 0xff) + bytes(1, 0x7f) +
+					  bytes({byte(eth::Instruction::PUSH32)}) + bytes(32, 0xff) +
+					  bytes({byte(eth::Instruction::PUSH1), 0x00,
+							 byte(eth::Instruction::SIGNEXTEND),
+							 byte(eth::Instruction::ADD),
+							 byte(eth::Instruction::PUSH1), 0x01,
+							 byte(eth::Instruction::SIGNEXTEND)}));
+	BOOST_CHECK_EQUAL_COLLECTIONS(code.begin(), code.end(), expectation.begin(), expectation.end());
+}
+
 BOOST_AUTO_TEST_SUITE_END()
 
 }
diff --git a/solidityJSONInterfaceTest.cpp b/solidityJSONInterfaceTest.cpp
new file mode 100644
index 000000000..1a443087f
--- /dev/null
+++ b/solidityJSONInterfaceTest.cpp
@@ -0,0 +1,214 @@
+/*
+	This file is part of cpp-ethereum.
+
+	cpp-ethereum is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	cpp-ethereum is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
+ */
+/**
+ * @author Marek Kotewicz <marek@ethdev.com>
+ * @date 2014
+ * Unit tests for the solidity compiler JSON Interface output.
+ */
+
+#include <boost/test/unit_test.hpp>
+#include <libsolidity/CompilerStack.h>
+#include <jsonrpc/json/json.h>
+
+namespace dev
+{
+namespace solidity
+{
+namespace test
+{
+
+class InterfaceChecker
+{
+public:
+	bool checkInterface(std::string const& _code, std::string const& _expectedInterfaceString)
+	{
+		m_compilerStack.parse(_code);
+		std::string generatedInterfaceString = m_compilerStack.getInterface();
+		Json::Value generatedInterface;
+		m_reader.parse(generatedInterfaceString, generatedInterface);
+		Json::Value expectedInterface;
+		m_reader.parse(_expectedInterfaceString, expectedInterface);
+		return expectedInterface == generatedInterface;
+	}
+	
+private:
+	CompilerStack m_compilerStack;
+	Json::Reader m_reader;
+};
+
+BOOST_FIXTURE_TEST_SUITE(SolidityCompilerJSONInterfaceOutput, InterfaceChecker)
+
+BOOST_AUTO_TEST_CASE(basic_test)
+{
+	char const* sourceCode = "contract test {\n"
+	"  function f(uint a) returns(uint d) { return a * 7; }\n"
+	"}\n";
+
+	char const* interface = R"([
+	{
+		"name": "f",
+		"inputs": [
+		{
+			"name": "a",
+			"type": "uint256"
+		}
+		],
+		"outputs": [
+		{
+			"name": "d",
+			"type": "uint256"
+		}
+		]
+	}
+	])";
+
+	BOOST_CHECK(checkInterface(sourceCode, interface));
+}
+
+BOOST_AUTO_TEST_CASE(empty_contract)
+{
+	char const* sourceCode = "contract test {\n"
+	"}\n";
+
+	char const* interface = "[]";
+
+	BOOST_CHECK(checkInterface(sourceCode, interface));
+}
+
+BOOST_AUTO_TEST_CASE(multiple_methods)
+{
+	char const* sourceCode = "contract test {\n"
+	"  function f(uint a) returns(uint d) { return a * 7; }\n"
+	"  function g(uint b) returns(uint e) { return b * 8; }\n"
+	"}\n";
+	
+	char const* interface = R"([
+	{
+		"name": "f",
+		"inputs": [
+		{
+			"name": "a",
+			"type": "uint256"
+		}
+		],
+		"outputs": [
+		{
+			"name": "d",
+			"type": "uint256"
+		}
+		]
+	},
+	{
+		"name": "g",
+		"inputs": [
+		{
+			"name": "b",
+			"type": "uint256"
+		}
+		],
+		"outputs": [
+		{
+			"name": "e",
+			"type": "uint256"
+		}
+		]
+	}
+	])";
+
+	BOOST_CHECK(checkInterface(sourceCode, interface));
+}
+
+BOOST_AUTO_TEST_CASE(multiple_params)
+{
+	char const* sourceCode = "contract test {\n"
+	"  function f(uint a, uint b) returns(uint d) { return a + b; }\n"
+	"}\n";
+
+	char const* interface = R"([
+	{
+		"name": "f",
+		"inputs": [
+		{
+			"name": "a",
+			"type": "uint256"
+		},
+		{
+			"name": "b",
+			"type": "uint256"
+		}
+		],
+		"outputs": [
+		{
+			"name": "d",
+			"type": "uint256"
+		}
+		]
+	}
+	])";
+
+	BOOST_CHECK(checkInterface(sourceCode, interface));
+}
+
+BOOST_AUTO_TEST_CASE(multiple_methods_order)
+{
+	// methods are expected to be in alpabetical order
+	char const* sourceCode = "contract test {\n"
+	"  function f(uint a) returns(uint d) { return a * 7; }\n"
+	"  function c(uint b) returns(uint e) { return b * 8; }\n"
+	"}\n";
+		
+	char const* interface = R"([
+	{
+		"name": "c",
+		"inputs": [
+		{
+			"name": "b",
+			"type": "uint256"
+		}
+		],
+		"outputs": [
+		{
+			"name": "e",
+			"type": "uint256"
+		}
+		]
+	},
+	{
+		"name": "f",
+		"inputs": [
+		{
+			"name": "a",
+			"type": "uint256"
+		}
+		],
+		"outputs": [
+		{
+			"name": "d",
+			"type": "uint256"
+		}
+		]
+	}
+	])";
+	
+	BOOST_CHECK(checkInterface(sourceCode, interface));
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+}
+}
+}
diff --git a/solidityNameAndTypeResolution.cpp b/solidityNameAndTypeResolution.cpp
index 9e34e6d0e..f46ad6733 100644
--- a/solidityNameAndTypeResolution.cpp
+++ b/solidityNameAndTypeResolution.cpp
@@ -162,6 +162,22 @@ BOOST_AUTO_TEST_CASE(type_checking_function_call)
 	BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
 }
 
+BOOST_AUTO_TEST_CASE(type_conversion_for_comparison)
+{
+	char const* text = "contract test {\n"
+					   "  function f() { uint32(2) == int64(2); }"
+					   "}\n";
+	BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
+}
+
+BOOST_AUTO_TEST_CASE(type_conversion_for_comparison_invalid)
+{
+	char const* text = "contract test {\n"
+					   "  function f() { int32(2) == uint64(2); }"
+					   "}\n";
+	BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
+}
+
 BOOST_AUTO_TEST_CASE(type_inference_explicit_conversion)
 {
 	char const* text = "contract test {\n"
diff --git a/solidityScanner.cpp b/solidityScanner.cpp
index d2a960cfb..d714699a0 100644
--- a/solidityScanner.cpp
+++ b/solidityScanner.cpp
@@ -97,6 +97,27 @@ BOOST_AUTO_TEST_CASE(hex_numbers)
 	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
 }
 
+BOOST_AUTO_TEST_CASE(negative_numbers)
+{
+	Scanner scanner(CharStream("var x = -.2 + -0x78 + -7.3 + 8.9;"));
+	BOOST_CHECK_EQUAL(scanner.getCurrentToken(), Token::VAR);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::ASSIGN);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "-.2");
+	BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "-0x78");
+	BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "-7.3");
+	BOOST_CHECK_EQUAL(scanner.next(), Token::ADD);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
+	BOOST_CHECK_EQUAL(scanner.getCurrentLiteral(), "8.9");
+	BOOST_CHECK_EQUAL(scanner.next(), Token::SEMICOLON);
+	BOOST_CHECK_EQUAL(scanner.next(), Token::EOS);
+}
+
 BOOST_AUTO_TEST_CASE(locations)
 {
 	Scanner scanner(CharStream("function_identifier has ; -0x743/*comment*/\n ident //comment"));
@@ -109,11 +130,8 @@ BOOST_AUTO_TEST_CASE(locations)
 	BOOST_CHECK_EQUAL(scanner.next(), Token::SEMICOLON);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 24);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 25);
-	BOOST_CHECK_EQUAL(scanner.next(), Token::SUB);
-	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 26);
-	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 27);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::NUMBER);
-	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 27);
+	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 26);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().end, 32);
 	BOOST_CHECK_EQUAL(scanner.next(), Token::IDENTIFIER);
 	BOOST_CHECK_EQUAL(scanner.getCurrentLocation().start, 45);
diff --git a/stPreCompiledContractsFiller.json b/stPreCompiledContractsFiller.json
new file mode 100644
index 000000000..bb2b35756
--- /dev/null
+++ b/stPreCompiledContractsFiller.json
@@ -0,0 +1,717 @@
+{
+    "CallEcrecover0": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code": "{ (MSTORE 0 0x18c547e4f7b0f325ad1e56f57e26c745b09a3e503d86e00e5255ff7f715d3d1c) (MSTORE 32 28) (MSTORE 64 0x73b1693892219d736caba55bdb67216e485557ea6b6af75f37096c9aa6a5a75f) (MSTORE 96 0xeeb940b1d03b21e36b0e47e79769f095fe2ab855bd91e3a38756b7d75a9c4549) [[ 2 ]] (CALL 1000 1 0 0 128 128 32) [[ 0 ]] (MOD (MLOAD 128) (EXP 2 160)) [[ 1 ]] (EQ (ORIGIN) (SLOAD 0))  }",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallEcrecover0_gas500": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code": "{ (MSTORE 0 0x18c547e4f7b0f325ad1e56f57e26c745b09a3e503d86e00e5255ff7f715d3d1c) (MSTORE 32 28) (MSTORE 64 0x73b1693892219d736caba55bdb67216e485557ea6b6af75f37096c9aa6a5a75f) (MSTORE 96 0xeeb940b1d03b21e36b0e47e79769f095fe2ab855bd91e3a38756b7d75a9c4549) [[ 2 ]] (CALL 500 1 0 0 128 128 32) [[ 0 ]] (MOD (MLOAD 128) (EXP 2 160)) [[ 1 ]] (EQ (ORIGIN) (SLOAD 0))  }",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallEcrecover0_Gas499": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code": "{ (MSTORE 0 0x18c547e4f7b0f325ad1e56f57e26c745b09a3e503d86e00e5255ff7f715d3d1c) (MSTORE 32 28) (MSTORE 64 0x73b1693892219d736caba55bdb67216e485557ea6b6af75f37096c9aa6a5a75f) (MSTORE 96 0xeeb940b1d03b21e36b0e47e79769f095fe2ab855bd91e3a38756b7d75a9c4549) [[ 2 ]] (CALL 499 1 0 0 128 128 32) [[ 0 ]] (MOD (MLOAD 128) (EXP 2 160)) [[ 1 ]] (EQ (ORIGIN) (SLOAD 0))  }",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallEcrecover0_0input": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code": "{ [[ 2 ]] (CALL 1000 1 0 0 128 128 32) [[ 0 ]] (MOD (MLOAD 128) (EXP 2 160)) }",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallEcrecover1": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code": "{ (MSTORE 0 0x18c547e4f7b0f325ad1e56f57e26c745b09a3e503d86e00e5255ff7f715d3d1c) (MSTORE 32 1) (MSTORE 64 0x73b1693892219d736caba55bdb67216e485557ea6b6af75f37096c9aa6a5a75f) (MSTORE 96 0xeeb940b1d03b21e36b0e47e79769f095fe2ab855bd91e3a38756b7d75a9c4549) [[ 2 ]] (CALL 1000 1 0 0 128 128 32) [[ 0 ]] (MOD (MLOAD 128) (EXP 2 160)) [[ 1 ]] (EQ (ORIGIN) (SLOAD 0))  }",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallEcrecover2": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code": "{ (MSTORE 0 0x18c547e4f7b0f325ad1e56f57e26c745b09a3e503d86e00e5255ff7f715d3d1c) (MSTORE 32 28) (MSTORE 33 0x73b1693892219d736caba55bdb67216e485557ea6b6af75f37096c9aa6a5a75f) (MSTORE 65 0xeeb940b1d03b21e36b0e47e79769f095fe2ab855bd91e3a38756b7d75a9c4549) [[ 2 ]] (CALL 1000 1 0 0 97 97 32) [[ 0 ]] (MOD (MLOAD 97) (EXP 2 160)) [[ 1 ]] (EQ (ORIGIN) (SLOAD 0))  }",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallEcrecover3": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code": "{ (MSTORE 0 0x2f380a2dea7e778d81affc2443403b8fe4644db442ae4862ff5bb3732829cdb9) (MSTORE 32 27) (MSTORE 64 0x6b65ccb0558806e9b097f27a396d08f964e37b8b7af6ceeb516ff86739fbea0a) (MSTORE 96 0x37cbc8d883e129a4b1ef9d5f1df53c4f21a3ef147cf2a50a4ede0eb06ce092d4) [[ 2 ]] (CALL 1000 1 0 0 128 128 32) [[ 0 ]] (MOD (MLOAD 128) (EXP 2 160)) [[ 1 ]] (EQ (ORIGIN) (SLOAD 0))  }",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallSha256_0": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "0x600160005260206000602060006000600260fff1600051600055",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallSha256_1": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ [[ 2 ]] (CALL 500 2 0 0 0 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallSha256_2": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ (MSTORE 5 0xf34578907f) [[ 2 ]] (CALL 500 2 0 0 37 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallSha256_3": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ (MSTORE 0 0xf34578907f) [[ 2 ]] (CALL 500 2 0 0 37 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallSha256_4": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) [[ 2 ]] (CALL 100 2 0 0 32 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallSha256_4_gas99": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) [[ 2 ]] (CALL 99 2 0 0 32 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallSha256_5": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) [[ 2 ]] (CALL 500 2 0 0 1000000 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallRipemd160_0": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "0x600160005260206000602060006000600360fff1600051600055",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallRipemd160_1": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ [[ 2 ]] (CALL 500 3 0 0 0 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallRipemd160_2": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ (MSTORE 5 0xf34578907f) [[ 2 ]] (CALL 500 3 0 0 37 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallRipemd160_3": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ (MSTORE 0 0xf34578907f) [[ 2 ]] (CALL 500 3 0 0 37 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallRipemd160_4": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) [[ 2 ]] (CALL 100 3 0 0 32 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallRipemd160_4_gas99": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) [[ 2 ]] (CALL 99 3 0 0 32 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallRipemd160_5": {
+         "env" : {
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+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
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+                 "nonce" : 0,
+                 "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) [[ 2 ]] (CALL 500 3 0 0 1000000 0 32) [[ 0 ]] (MLOAD 0)}",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+}
+
diff --git a/stSystemOperationsTestFiller.json b/stSystemOperationsTestFiller.json
new file mode 100644
index 000000000..e62753089
--- /dev/null
+++ b/stSystemOperationsTestFiller.json
@@ -0,0 +1,1334 @@
+{
+    "createNameRegistrator": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "1000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0x601080600c6000396000f20060003554156009570060203560003555) [[ 0 ]] (CREATE 23 4 28) }",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "createNameRegistratorValueTooHigh": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "1000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0x601080600c6000396000f20060003554156009570060203560003555) [[ 0 ]] (CREATE 1000 4 28) }",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "createNameRegistratorOutOfMemoryBonds0": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "1000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0x601080600c6000396000f20060003554156009570060203560003555) [[ 0 ]] (CREATE 23 0xfffffffffff 28) }",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "createNameRegistratorOutOfMemoryBonds1": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "1000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0x601080600c6000396000f20060003554156009570060203560003555) [[ 0 ]] (CREATE 23 4 0xfffffffffff) }",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "CallToNameRegistrator0": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALL 1000 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 64 64 0) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x60003554156009570060203560003555",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "CallToReturn1": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALL 1000 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 64 0 2) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x6001600155603760005360026000f2",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "PostToReturn1": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) (POST 1000 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 64 ) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x603760005360026000f2",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "callstatelessToReturn1": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALLSTATELESS 500 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 64 0 2 ) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x6001600155603760005360026000f2",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "callcodeToReturn1": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALLCODE 500 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 64 0 2 ) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x6001600155603760005360026000f2",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+
+    "CallToNameRegistratorOutOfGas": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xeeffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALL 100 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 64 64 0) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x60003554156009570060203560003555",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "CallToNameRegistratorTooMuchMemory0": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xeeffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALL 500 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 987654321 64 64 0) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x60003554156009570060203560003555",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "CallToNameRegistratorTooMuchMemory1": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xeeffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALL 500 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 9865432 64 0) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x60003554156009570060203560003555",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "CallToNameRegistratorTooMuchMemory2": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xeeffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALL 500 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 64 987654 1) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x60003554156009570060203560003555",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+
+    "CallToNameRegistratorNotMuchMemory0": {
+        "env" : {
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+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xeeffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALL 500 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 64 987654 0) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x60003554156009570060203560003555",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
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+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "CallToNameRegistratorNotMuchMemory1": {
+        "env" : {
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+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
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+        "pre" : {
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+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xeeffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALL 500 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 987654 0 64 0) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
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+                "nonce" : "0",
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+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
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+            "gasPrice" : "1",
+            "gasLimit" : "10000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "CallRecursiveBomb0": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
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+         "pre" : {
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+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{  (CALL 100000 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 0 0 0)  }",
+                 "storage": {}
+             },
+             "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                 "balance" : "1000000000000000000",
+                 "nonce" : 0,
+                 "code" : "{ [[ 0 ]] (+ (SLOAD 0) 1) [[ 1 ]] (CALL (- (GAS) 224) (ADDRESS) 0 0 0 0 0) } ",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
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+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallRecursiveBomb1": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{  [[ 0 ]] (+ (SLOAD 0) 1) [[ 1 ]] (CALL (- (GAS) 224) (ADDRESS) 0 0 0 0 0)  }",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
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+        },
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+            "gasPrice" : "1",
+            "gasLimit" : "365223",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallRecursiveBomb2": {
+         "env" : {
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+             "currentNumber" : "0",
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+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{  [[ 0 ]] (+ (SLOAD 0) 1) [[ 1 ]] (CALL (- (GAS) 224) (ADDRESS) 0 0 0 0 0)  }",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
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+            "gasPrice" : "1",
+            "gasLimit" : "365224",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "CallRecursiveBomb3": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "20000000",
+                 "nonce" : 0,
+                 "code" : "{  [[ 0 ]] (+ (SLOAD 0) 1) [[ 1 ]] (CALL (- (GAS) 224) (ADDRESS) 0 0 0 0 0)  }",
+                 "storage": {}
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "suicideCaller": {
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+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ [[0]] (CALLER) (SUICIDE (CALLER))}",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
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+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "suicideOrigin": {
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+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ [[0]] (ORIGIN) (SUICIDE (ORIGIN))}",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
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+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "suicideAddress": {
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+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ [[0]] (ADDRESS) (SUICIDE (ADDRESS))}",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
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+        },
+        "transaction" : {
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+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "suicideNotExistingAccount": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (SUICIDE 0xaa1722f3947def4cf144679da39c4c32bdc35681 )}",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "suicideSendEtherToMe": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (SUICIDE (ADDRESS) )}",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
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+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "return0": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+           "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "23",
+                "code" : "{ (MSTORE8 0 55) (RETURN 0 1)}",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
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+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "return1": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+           "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "23",
+                "code" : "{ (MSTORE8 0 55) (RETURN 0 2)}",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "return2": {
+        "env" : {
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+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+           "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "23",
+                "code" : "{ (MSTORE8 0 55) (RETURN 0 33)}",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+   "callcodeToNameRegistrator0": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{ (MSTORE 0 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) (MSTORE 32 0xaaffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffaa ) [[ 0 ]] (CALLCODE 1000 0x945304eb96065b2a98b57a48a06ae28d285a71b5 23 0 64 64 0) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "0x60003554156009570060203560003555",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "TestNameRegistrator": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "1000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "0x60003554156009570060203560003555",
+                "storage": {}
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : "0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffafffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffa"
+        }
+    },
+
+    "ABAcalls0": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{  [[ (PC) ]] (CALL 1000 0x945304eb96065b2a98b57a48a06ae28d285a71b5 24 0 0 0 0) }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : " { [[ (PC) ]] (ADD 1 (CALL 500 0x095e7baea6a6c7c4c2dfeb977efac326af552d87 23 0 0 0 0)) } ",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+    },
+
+    "ABAcalls1": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "1000000000000000000",
+                 "nonce" : 0,
+                 "code" : "{  [[ (PC) ]] (CALL (- (GAS) 1000) 0x945304eb96065b2a98b57a48a06ae28d285a71b5 24 0 0 0 0) }",
+                 "storage": {}
+             },
+             "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                 "balance" : "23",
+                 "code" : " { [[ (PC) ]] (ADD 1 (CALL (- (GAS) 1000) 0x095e7baea6a6c7c4c2dfeb977efac326af552d87 23 0 0 0 0)) } ",
+                 "nonce" : "0",
+                 "storage" : {
+                 }
+             },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "",
+                "storage": {}
+            }
+        },
+        "transaction" : {
+            "nonce" : "0",
+            "gasPrice" : "1",
+            "gasLimit" : "1000000",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "100000",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "data" : ""
+        }
+     },
+
+    "ABAcalls2": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "1000000000000000000",
+                 "nonce" : 0,
+                 "code" : "{  [[ 0 ]] (ADD (SLOAD 0) 1) (CALL (- (GAS) 1000) 0x945304eb96065b2a98b57a48a06ae28d285a71b5 1 0 0 0 0) }",
+                 "storage": {}
+             },
+             "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                 "balance" : "0",
+                 "code" : " { [[ 0 ]] (ADD (SLOAD 0) 1) (CALL (- (GAS) 1000) 0x095e7baea6a6c7c4c2dfeb977efac326af552d87 0 0 0 0 0) } ",
+                 "nonce" : "0",
+                 "storage" : {
+                 }
+            },
+           "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+               "balance" : "1000000000000000000",
+               "nonce" : 0,
+               "code" : "",
+               "storage": {}
+           }
+       },
+       "transaction" : {
+           "nonce" : "0",
+           "gasPrice" : "1",
+           "gasLimit" : "10000000",
+           "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+           "value" : "100000",
+           "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+           "data" : ""
+       }
+     },
+
+    "ABAcalls3": {
+         "env" : {
+             "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+             "currentNumber" : "0",
+             "currentGasLimit" : "10000000",
+             "currentDifficulty" : "256",
+             "currentTimestamp" : 1,
+             "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+         },
+         "pre" : {
+             "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                 "balance" : "1025000",
+                 "nonce" : 0,
+                 "code" : "{  [[ 0 ]] (ADD (SLOAD 0) 1) (CALL (- (GAS) 1000) 0x945304eb96065b2a98b57a48a06ae28d285a71b5 1 0 0 0 0) }",
+                 "storage": {}
+             },
+             "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                 "balance" : "0",
+                 "code" : " { [[ 0 ]] (ADD (SLOAD 0) 1) (CALL (- (GAS) 1000) 0x095e7baea6a6c7c4c2dfeb977efac326af552d87 0 0 0 0 0) } ",
+                 "nonce" : "0",
+                 "storage" : {
+                 }
+            },
+           "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+               "balance" : "1000000000000000000",
+               "nonce" : 0,
+               "code" : "",
+               "storage": {}
+           }
+       },
+       "transaction" : {
+           "nonce" : "0",
+           "gasPrice" : "1",
+           "gasLimit" : "10000000",
+           "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+           "value" : "100000",
+           "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+           "data" : ""
+       }
+     },
+
+    "ABAcallsSuicide0": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{  [[ (PC) ]] (CALL 1000 0x945304eb96065b2a98b57a48a06ae28d285a71b5 24 0 0 0 0) (SUICIDE 0x945304eb96065b2a98b57a48a06ae28d285a71b5)  }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "{ [[ (PC) ]] (ADD 1 (CALL 500 0x095e7baea6a6c7c4c2dfeb977efac326af552d87 23 0 0 0 0)) } ",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+           "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+               "balance" : "1000000000000000000",
+               "nonce" : 0,
+               "code" : "",
+               "storage": {}
+           }
+       },
+       "transaction" : {
+           "nonce" : "0",
+           "gasPrice" : "1",
+           "gasLimit" : "10000000",
+           "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+           "value" : "100000",
+           "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+           "data" : ""
+       }
+    },
+
+    "ABAcallsSuicide1": {
+        "env" : {
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
+            "currentNumber" : "0",
+            "currentGasLimit" : "10000000",
+            "currentDifficulty" : "256",
+            "currentTimestamp" : 1,
+            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
+        },
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "1000000000000000000",
+                "nonce" : 0,
+                "code" : "{  [[ (PC) ]] (CALL 1000 0x945304eb96065b2a98b57a48a06ae28d285a71b5 24 0 0 0 0)   }",
+                "storage": {}
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "23",
+                "code" : "{ [[ (PC) ]] (ADD 1 (CALL 500 0x095e7baea6a6c7c4c2dfeb977efac326af552d87 23 0 0 0 0)) (SUICIDE 0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6) } ",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+           "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+               "balance" : "1000000000000000000",
+               "nonce" : 0,
+               "code" : "",
+               "storage": {}
+           }
+       },
+       "transaction" : {
+           "nonce" : "0",
+           "gasPrice" : "1",
+           "gasLimit" : "10000000",
+           "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+           "value" : "100000",
+           "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+           "data" : ""
+       }
+    }
+}
diff --git a/state.cpp b/state.cpp
index 9c0a7188b..b5b238299 100644
--- a/state.cpp
+++ b/state.cpp
@@ -43,7 +43,6 @@ namespace dev {  namespace test {
 
 void doStateTests(json_spirit::mValue& v, bool _fillin)
 {
-	cout << "start state test\n";
 	for (auto& i: v.get_obj())
 	{
 		cnote << i.first;
@@ -55,12 +54,6 @@ void doStateTests(json_spirit::mValue& v, bool _fillin)
 
 		ImportTest importer(o, _fillin);
 
-		if (_fillin)
-		{
-			importer.code = importer.m_statePre.code(importer.m_environment.myAddress);
-			importer.m_environment.code = &importer.code;
-		}
-
 		State theState = importer.m_statePre;
 		bytes tx = importer.m_transaction.rlp();
 		bytes output;
@@ -124,12 +117,48 @@ BOOST_AUTO_TEST_CASE(stSystemOperationsTest)
 	dev::test::executeTests("stSystemOperationsTest", "/StateTests", dev::test::doStateTests);
 }
 
-BOOST_AUTO_TEST_CASE(tmp)
+BOOST_AUTO_TEST_CASE(stPreCompiledContracts)
 {
-	int currentVerbosity = g_logVerbosity;
-	g_logVerbosity = 12;
-	dev::test::executeTests("tmp", "/StateTests", dev::test::doStateTests);
-	g_logVerbosity = currentVerbosity;
+	dev::test::executeTests("stPreCompiledContracts", "/StateTests", dev::test::doStateTests);
+}
+
+BOOST_AUTO_TEST_CASE(stCreateTest)
+{
+	for (int i = 1; i < boost::unit_test::framework::master_test_suite().argc; ++i)
+	{
+		string arg = boost::unit_test::framework::master_test_suite().argv[i];
+		if (arg == "--createtest")
+		{
+			if (boost::unit_test::framework::master_test_suite().argc <= i + 2)
+			{
+				cnote << "usage: ./testeth --createtest <PathToConstructor> <PathToDestiny>\n";
+				return;
+			}
+			try
+			{
+				cnote << "Populating tests...";
+				json_spirit::mValue v;
+				string s = asString(dev::contents(boost::unit_test::framework::master_test_suite().argv[i + 1]));
+				BOOST_REQUIRE_MESSAGE(s.length() > 0, "Content of " + (string)boost::unit_test::framework::master_test_suite().argv[i + 1] + " is empty.");
+				json_spirit::read_string(s, v);
+				dev::test::doStateTests(v, true);
+				writeFile(boost::unit_test::framework::master_test_suite().argv[i + 2], asBytes(json_spirit::write_string(v, true)));
+			}
+			catch (Exception const& _e)
+			{
+				BOOST_ERROR("Failed state test with Exception: " << diagnostic_information(_e));
+			}
+			catch (std::exception const& _e)
+			{
+				BOOST_ERROR("Failed state test with Exception: " << _e.what());
+			}
+		}
+	}
+}
+
+BOOST_AUTO_TEST_CASE(userDefinedFileState)
+{
+	dev::test::userDefinedTest("--statetest", dev::test::doStateTests);
 }
 
 BOOST_AUTO_TEST_SUITE_END()
diff --git a/tmpFiller.json b/tmpFiller.json
deleted file mode 100644
index bd27b8907..000000000
--- a/tmpFiller.json
+++ /dev/null
@@ -1,44 +0,0 @@
-{
- "ABAcalls0": {
-        "env" : {
-            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6",
-            "currentNumber" : "0",
-            "currentGasLimit" : "10000000",
-            "currentDifficulty" : "256",
-            "currentTimestamp" : 1,
-            "currentCoinbase" : "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"
-        },
-        "pre" : {
-            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
-                "balance" : "1000000000000000000",
-                "nonce" : 0,
-                "code" : "{  [[ (PC) ]] (CALL 1000 0x945304eb96065b2a98b57a48a06ae28d285a71b5 24 0 0 0 0) }",
-                "storage": {}
-            },
-            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
-                "balance" : "23",
-                "code" : " { [[ (PC) ]] (ADD 1 (CALL 500 0x095e7baea6a6c7c4c2dfeb977efac326af552d87 23 0 0 0 0)) } ",
-                "nonce" : "0",
-                "storage" : {
-                }
-            },
-            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "1000000000000000000",
-                "nonce" : 0,
-                "code" : "",
-                "storage": {}
-            }
-
-        },
-	"transaction" : {
-		"nonce" : "0",
-		"gasPrice" : "1",
-		"gasLimit" : "10000",
-		"to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
-		"value" : "100000",
-		"secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
-		"data" : ""		
-	}
-    }
-
-}
diff --git a/vm.cpp b/vm.cpp
index fe37d67c3..67f088376 100644
--- a/vm.cpp
+++ b/vm.cpp
@@ -21,6 +21,7 @@
  */
 
 #include <chrono>
+#include <boost/filesystem.hpp>
 #include "vm.h"
 using namespace std;
 using namespace json_spirit;
@@ -29,7 +30,7 @@ using namespace dev::eth;
 using namespace dev::test;
 
 FakeExtVM::FakeExtVM(eth::BlockInfo const& _previousBlock, eth::BlockInfo const& _currentBlock, unsigned _depth):			/// TODO: XXX: remove the default argument & fix.
-	ExtVMFace(Address(), Address(), Address(), 0, 1, bytesConstRef(), bytesConstRef(), _previousBlock, _currentBlock, _depth) {}
+	ExtVMFace(Address(), Address(), Address(), 0, 1, bytesConstRef(), bytes(), _previousBlock, _currentBlock, _depth) {}
 
 h160 FakeExtVM::create(u256 _endowment, u256* _gas, bytesConstRef _init, OnOpFunc const&)
 {
@@ -195,11 +196,11 @@ void FakeExtVM::importExec(mObject& _o)
 	gas = toInt(_o["gas"]);
 
 	thisTxCode.clear();
-	code = &thisTxCode;
+	code = thisTxCode;
 
 	thisTxCode = importCode(_o);
 	if (_o["code"].type() != str_type && _o["code"].type() != array_type)
-		code.reset();
+		code.clear();
 
 	thisTxData.clear();
 	thisTxData = importData(_o);
@@ -297,10 +298,10 @@ void doVMTests(json_spirit::mValue& v, bool _fillin)
 			o["pre"] = mValue(fev.exportState());
 
 		fev.importExec(o["exec"].get_obj());
-		if (!fev.code)
+		if (fev.code.empty())
 		{
 			fev.thisTxCode = get<3>(fev.addresses.at(fev.myAddress));
-			fev.code = &fev.thisTxCode;
+			fev.code = fev.thisTxCode;
 		}
 
 		auto vm = VMFace::create(vmKind, fev.gas);
@@ -308,21 +309,31 @@ void doVMTests(json_spirit::mValue& v, bool _fillin)
 		auto outOfGas = false;
 
 		auto startTime = std::chrono::high_resolution_clock::now();
+		u256 gas;
 		try
 		{
 			output = vm->go(fev, fev.simpleTrace()).toVector();
+			gas = vm->gas();
 		}
 		catch (OutOfGas const&)
 		{
 			outOfGas = true;
+			gas = 0;
+		}
+		catch (VMException const& _e)
+		{
+			cnote << "VM did throw an exception: " << diagnostic_information(_e);
+			gas = 0;
 		}
 		catch (Exception const& _e)
 		{
 			cnote << "VM did throw an exception: " << diagnostic_information(_e);
+			BOOST_ERROR("Failed VM Test with Exception: " << _e.what());
 		}
 		catch (std::exception const& _e)
 		{
 			cnote << "VM did throw an exception: " << _e.what();
+			BOOST_ERROR("Failed VM Test with Exception: " << _e.what());
 		}
 
 		auto endTime = std::chrono::high_resolution_clock::now();
@@ -338,8 +349,6 @@ void doVMTests(json_spirit::mValue& v, bool _fillin)
 			}
 		}
 
-		auto gas = vm->gas();
-
 		// delete null entries in storage for the sake of comparison
 
 		for (auto  &a: fev.addresses)
@@ -380,7 +389,7 @@ void doVMTests(json_spirit::mValue& v, bool _fillin)
 			checkOutput(output, o);
 
             BOOST_CHECK_EQUAL(toInt(o["gas"]), gas);
-		
+
 			if (outOfGas)
 				BOOST_CHECK_MESSAGE(gas == 0, "Remaining gas not 0 in out-of-gas state");
 
@@ -454,32 +463,42 @@ BOOST_AUTO_TEST_CASE(vmPushDupSwapTest)
 	dev::test::executeTests("vmPushDupSwapTest", "/VMTests", dev::test::doVMTests);
 }
 
-BOOST_AUTO_TEST_CASE(userDefinedFile)
+BOOST_AUTO_TEST_CASE(vmRandom)
 {
-	if (boost::unit_test::framework::master_test_suite().argc >= 2)
+	string testPath = getTestPath();
+	testPath += "/VMTests/RandomTests";
+
+	vector<boost::filesystem::path> testFiles;
+	boost::filesystem::directory_iterator iterator(testPath);
+	for(; iterator != boost::filesystem::directory_iterator(); ++iterator)
+		if (boost::filesystem::is_regular_file(iterator->path()) && iterator->path().extension() == ".json")
+			testFiles.push_back(iterator->path());
+
+	for (auto& path: testFiles)
 	{
-		string filename = boost::unit_test::framework::master_test_suite().argv[1];
-		int currentVerbosity = g_logVerbosity;
-		g_logVerbosity = 12;
 		try
 		{
-			cnote << "Testing VM..." << "user defined test";
+			cnote << "Testing ..." << path.filename();
 			json_spirit::mValue v;
-			string s = asString(contents(filename));
-			BOOST_REQUIRE_MESSAGE(s.length() > 0, "Contents of " + filename + " is empty. ");
+			string s = asString(dev::contents(path.string()));
+			BOOST_REQUIRE_MESSAGE(s.length() > 0, "Content of " + path.string() + " is empty. Have you cloned the 'tests' repo branch develop and set ETHEREUM_TEST_PATH to its path?");
 			json_spirit::read_string(s, v);
-			dev::test::doVMTests(v, false);
+			doVMTests(v, false);
 		}
 		catch (Exception const& _e)
 		{
-			BOOST_ERROR("Failed VM Test with Exception: " << diagnostic_information(_e));
+			BOOST_ERROR("Failed test with Exception: " << diagnostic_information(_e));
 		}
 		catch (std::exception const& _e)
 		{
-			BOOST_ERROR("Failed VM Test with Exception: " << _e.what());
+			BOOST_ERROR("Failed test with Exception: " << _e.what());
 		}
-		g_logVerbosity = currentVerbosity;
 	}
 }
 
+BOOST_AUTO_TEST_CASE(userDefinedFileVM)
+{
+	dev::test::userDefinedTest("--vmtest", dev::test::doVMTests);
+}
+
 BOOST_AUTO_TEST_SUITE_END()
diff --git a/vm.h b/vm.h
index 1ed33e5fa..a52a02e31 100644
--- a/vm.h
+++ b/vm.h
@@ -29,7 +29,7 @@ along with cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
 #include "JsonSpiritHeaders.h"
 #include <libdevcore/Log.h>
 #include <libdevcore/CommonIO.h>
-#include <libevmface/Instruction.h>
+#include <libevmcore/Instruction.h>
 #include <libevm/ExtVMFace.h>
 #include <libevm/VM.h>
 #include <liblll/Compiler.h>
diff --git a/vmArithmeticTestFiller.json b/vmArithmeticTestFiller.json
index 29d523a36..b93694575 100644
--- a/vmArithmeticTestFiller.json
+++ b/vmArithmeticTestFiller.json
@@ -1725,7 +1725,7 @@
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
                 "nonce" : 0,
-                "code" : "0x62122ff4600016600057",
+                "code" : "0x62122ff460000b600055",
                 "storage": {}
             }
         },
@@ -1753,7 +1753,7 @@
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
                 "nonce" : 0,
-                "code" : "0x62122f6a600016600057",
+                "code" : "0x62122f6a60000b600055",
                 "storage": {}
             }
         },
@@ -1781,7 +1781,7 @@
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
                 "nonce" : 0,
-                "code" : "0x6212faf4600116600057",
+                "code" : "0x6212faf460010b600055",
                 "storage": {}
             }
         },
@@ -1809,7 +1809,7 @@
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
                 "nonce" : 0,
-                "code" : "0x62126af4600116600057",
+                "code" : "0x62126af460010b600055",
                 "storage": {}
             }
         },
@@ -1837,7 +1837,7 @@
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
                 "nonce" : 0,
-                "code" : "0x62126af4605016600057",
+                "code" : "0x62126af460500b600055",
                 "storage": {}
             }
         },
@@ -2005,7 +2005,7 @@
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
                 "nonce" : 0,
-                "code" : "0x66f000000000000161ffff16600057",
+                "code" : "0x66f000000000000161ffff0b600055",
                 "storage": {}
             }
         },
@@ -2033,7 +2033,7 @@
             "0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6" : {
                 "balance" : "1000000000000000000",
                 "nonce" : 0,
-                "code" : "0x60ff68f0000000000000000116600057",
+                "code" : "0x60ff68f000000000000000010b600055",
                 "storage": {}
             }
         },
diff --git a/webthreestubclient.h b/webthreestubclient.h
index 6beee5bb6..179c620a7 100644
--- a/webthreestubclient.h
+++ b/webthreestubclient.h
@@ -19,37 +19,13 @@ class WebThreeStubClient
             delete this->client;
         }
 
-        std::string account() throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p = Json::nullValue;
-            Json::Value result = this->client->CallMethod("account",p);
-    if (result.isString())
-        return result.asString();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        Json::Value accounts() throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p = Json::nullValue;
-            Json::Value result = this->client->CallMethod("accounts",p);
-    if (result.isArray())
-        return result;
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        std::string addToGroup(const std::string& param1, const std::string& param2) throw (jsonrpc::JsonRpcException)
+        std::string db_get(const std::string& param1, const std::string& param2) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 p.append(param2);
 
-            Json::Value result = this->client->CallMethod("addToGroup",p);
+            Json::Value result = this->client->CallMethod("db_get",p);
     if (result.isString())
         return result.asString();
      else 
@@ -57,12 +33,13 @@ p.append(param2);
 
         }
 
-        std::string balanceAt(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        std::string db_getString(const std::string& param1, const std::string& param2) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
+p.append(param2);
 
-            Json::Value result = this->client->CallMethod("balanceAt",p);
+            Json::Value result = this->client->CallMethod("db_getString",p);
     if (result.isString())
         return result.asString();
      else 
@@ -70,51 +47,14 @@ p.append(param2);
 
         }
 
-        Json::Value blockByHash(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        bool db_put(const std::string& param1, const std::string& param2, const std::string& param3) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
+p.append(param2);
+p.append(param3);
 
-            Json::Value result = this->client->CallMethod("blockByHash",p);
-    if (result.isObject())
-        return result;
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        Json::Value blockByNumber(const int& param1) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-
-            Json::Value result = this->client->CallMethod("blockByNumber",p);
-    if (result.isObject())
-        return result;
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        std::string call(const Json::Value& param1) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-
-            Json::Value result = this->client->CallMethod("call",p);
-    if (result.isString())
-        return result.asString();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        bool changed(const int& param1) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-
-            Json::Value result = this->client->CallMethod("changed",p);
+            Json::Value result = this->client->CallMethod("db_put",p);
     if (result.isBool())
         return result.asBool();
      else 
@@ -122,24 +62,39 @@ p.append(param2);
 
         }
 
-        std::string codeAt(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        bool db_putString(const std::string& param1, const std::string& param2, const std::string& param3) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
+p.append(param2);
+p.append(param3);
 
-            Json::Value result = this->client->CallMethod("codeAt",p);
-    if (result.isString())
-        return result.asString();
+            Json::Value result = this->client->CallMethod("db_putString",p);
+    if (result.isBool())
+        return result.asBool();
      else 
          throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
 
         }
 
-        std::string coinbase() throw (jsonrpc::JsonRpcException)
+        Json::Value eth_accounts() throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p = Json::nullValue;
-            Json::Value result = this->client->CallMethod("coinbase",p);
+            Json::Value result = this->client->CallMethod("eth_accounts",p);
+    if (result.isArray())
+        return result;
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        std::string eth_balanceAt(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_balanceAt",p);
     if (result.isString())
         return result.asString();
      else 
@@ -147,12 +102,38 @@ p.append(param2);
 
         }
 
-        std::string compile(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        Json::Value eth_blockByHash(const std::string& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 
-            Json::Value result = this->client->CallMethod("compile",p);
+            Json::Value result = this->client->CallMethod("eth_blockByHash",p);
+    if (result.isObject())
+        return result;
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        Json::Value eth_blockByNumber(const int& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_blockByNumber",p);
+    if (result.isObject())
+        return result;
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        std::string eth_call(const Json::Value& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_call",p);
     if (result.isString())
         return result.asString();
      else 
@@ -160,12 +141,63 @@ p.append(param2);
 
         }
 
-        double countAt(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        bool eth_changed(const int& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 
-            Json::Value result = this->client->CallMethod("countAt",p);
+            Json::Value result = this->client->CallMethod("eth_changed",p);
+    if (result.isBool())
+        return result.asBool();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        std::string eth_codeAt(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_codeAt",p);
+    if (result.isString())
+        return result.asString();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        std::string eth_coinbase() throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p = Json::nullValue;
+            Json::Value result = this->client->CallMethod("eth_coinbase",p);
+    if (result.isString())
+        return result.asString();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        std::string eth_compile(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_compile",p);
+    if (result.isString())
+        return result.asString();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        double eth_countAt(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_countAt",p);
     if (result.isDouble())
         return result.asDouble();
      else 
@@ -173,11 +205,11 @@ p.append(param2);
 
         }
 
-        int defaultBlock() throw (jsonrpc::JsonRpcException)
+        int eth_defaultBlock() throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p = Json::nullValue;
-            Json::Value result = this->client->CallMethod("defaultBlock",p);
+            Json::Value result = this->client->CallMethod("eth_defaultBlock",p);
     if (result.isInt())
         return result.asInt();
      else 
@@ -185,11 +217,11 @@ p.append(param2);
 
         }
 
-        std::string gasPrice() throw (jsonrpc::JsonRpcException)
+        std::string eth_gasPrice() throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p = Json::nullValue;
-            Json::Value result = this->client->CallMethod("gasPrice",p);
+            Json::Value result = this->client->CallMethod("eth_gasPrice",p);
     if (result.isString())
         return result.asString();
      else 
@@ -197,26 +229,12 @@ p.append(param2);
 
         }
 
-        std::string get(const std::string& param1, const std::string& param2) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-p.append(param2);
-
-            Json::Value result = this->client->CallMethod("get",p);
-    if (result.isString())
-        return result.asString();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        Json::Value getMessages(const int& param1) throw (jsonrpc::JsonRpcException)
+        Json::Value eth_getMessages(const int& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 
-            Json::Value result = this->client->CallMethod("getMessages",p);
+            Json::Value result = this->client->CallMethod("eth_getMessages",p);
     if (result.isArray())
         return result;
      else 
@@ -224,13 +242,24 @@ p.append(param2);
 
         }
 
-        std::string getString(const std::string& param1, const std::string& param2) throw (jsonrpc::JsonRpcException)
+        bool eth_listening() throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p = Json::nullValue;
+            Json::Value result = this->client->CallMethod("eth_listening",p);
+    if (result.isBool())
+        return result.asBool();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        std::string eth_lll(const std::string& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
-p.append(param2);
 
-            Json::Value result = this->client->CallMethod("getString",p);
+            Json::Value result = this->client->CallMethod("eth_lll",p);
     if (result.isString())
         return result.asString();
      else 
@@ -238,49 +267,24 @@ p.append(param2);
 
         }
 
-        bool haveIdentity(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        bool eth_mining() throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p = Json::nullValue;
+            Json::Value result = this->client->CallMethod("eth_mining",p);
+    if (result.isBool())
+        return result.asBool();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        int eth_newFilter(const Json::Value& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 
-            Json::Value result = this->client->CallMethod("haveIdentity",p);
-    if (result.isBool())
-        return result.asBool();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        bool listening() throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p = Json::nullValue;
-            Json::Value result = this->client->CallMethod("listening",p);
-    if (result.isBool())
-        return result.asBool();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        bool mining() throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p = Json::nullValue;
-            Json::Value result = this->client->CallMethod("mining",p);
-    if (result.isBool())
-        return result.asBool();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        int newFilter(const Json::Value& param1) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-
-            Json::Value result = this->client->CallMethod("newFilter",p);
+            Json::Value result = this->client->CallMethod("eth_newFilter",p);
     if (result.isInt())
         return result.asInt();
      else 
@@ -288,12 +292,12 @@ p.append(param2);
 
         }
 
-        int newFilterString(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        int eth_newFilterString(const std::string& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 
-            Json::Value result = this->client->CallMethod("newFilterString",p);
+            Json::Value result = this->client->CallMethod("eth_newFilterString",p);
     if (result.isInt())
         return result.asInt();
      else 
@@ -301,13 +305,89 @@ p.append(param2);
 
         }
 
-        std::string newGroup(const std::string& param1, const std::string& param2) throw (jsonrpc::JsonRpcException)
+        int eth_number() throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p = Json::nullValue;
+            Json::Value result = this->client->CallMethod("eth_number",p);
+    if (result.isInt())
+        return result.asInt();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        int eth_peerCount() throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p = Json::nullValue;
+            Json::Value result = this->client->CallMethod("eth_peerCount",p);
+    if (result.isInt())
+        return result.asInt();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        bool eth_setCoinbase(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_setCoinbase",p);
+    if (result.isBool())
+        return result.asBool();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        bool eth_setDefaultBlock(const int& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_setDefaultBlock",p);
+    if (result.isBool())
+        return result.asBool();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        bool eth_setListening(const bool& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_setListening",p);
+    if (result.isBool())
+        return result.asBool();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        bool eth_setMining(const bool& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_setMining",p);
+    if (result.isBool())
+        return result.asBool();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        std::string eth_stateAt(const std::string& param1, const std::string& param2) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 p.append(param2);
 
-            Json::Value result = this->client->CallMethod("newGroup",p);
+            Json::Value result = this->client->CallMethod("eth_stateAt",p);
     if (result.isString())
         return result.asString();
      else 
@@ -315,11 +395,12 @@ p.append(param2);
 
         }
 
-        std::string newIdentity() throw (jsonrpc::JsonRpcException)
+        std::string eth_transact(const Json::Value& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
-            p = Json::nullValue;
-            Json::Value result = this->client->CallMethod("newIdentity",p);
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_transact",p);
     if (result.isString())
         return result.asString();
      else 
@@ -327,66 +408,68 @@ p.append(param2);
 
         }
 
-        int number() throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p = Json::nullValue;
-            Json::Value result = this->client->CallMethod("number",p);
-    if (result.isInt())
-        return result.asInt();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        int peerCount() throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p = Json::nullValue;
-            Json::Value result = this->client->CallMethod("peerCount",p);
-    if (result.isInt())
-        return result.asInt();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        bool post(const Json::Value& param1) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-
-            Json::Value result = this->client->CallMethod("post",p);
-    if (result.isBool())
-        return result.asBool();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        bool put(const std::string& param1, const std::string& param2, const std::string& param3) throw (jsonrpc::JsonRpcException)
+        Json::Value eth_transactionByHash(const std::string& param1, const int& param2) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 p.append(param2);
-p.append(param3);
 
-            Json::Value result = this->client->CallMethod("put",p);
-    if (result.isBool())
-        return result.asBool();
+            Json::Value result = this->client->CallMethod("eth_transactionByHash",p);
+    if (result.isObject())
+        return result;
      else 
          throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
 
         }
 
-        bool putString(const std::string& param1, const std::string& param2, const std::string& param3) throw (jsonrpc::JsonRpcException)
+        Json::Value eth_transactionByNumber(const int& param1, const int& param2) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 p.append(param2);
-p.append(param3);
 
-            Json::Value result = this->client->CallMethod("putString",p);
+            Json::Value result = this->client->CallMethod("eth_transactionByNumber",p);
+    if (result.isObject())
+        return result;
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        Json::Value eth_uncleByHash(const std::string& param1, const int& param2) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+p.append(param2);
+
+            Json::Value result = this->client->CallMethod("eth_uncleByHash",p);
+    if (result.isObject())
+        return result;
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        Json::Value eth_uncleByNumber(const int& param1, const int& param2) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+p.append(param2);
+
+            Json::Value result = this->client->CallMethod("eth_uncleByNumber",p);
+    if (result.isObject())
+        return result;
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        bool eth_uninstallFilter(const int& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("eth_uninstallFilter",p);
     if (result.isBool())
         return result.asBool();
      else 
@@ -394,64 +477,26 @@ p.append(param3);
 
         }
 
-        bool setCoinbase(const std::string& param1) throw (jsonrpc::JsonRpcException)
+        std::string shh_addToGroup(const std::string& param1, const std::string& param2) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
+p.append(param2);
 
-            Json::Value result = this->client->CallMethod("setCoinbase",p);
-    if (result.isBool())
-        return result.asBool();
+            Json::Value result = this->client->CallMethod("shh_addToGroup",p);
+    if (result.isString())
+        return result.asString();
      else 
          throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
 
         }
 
-        bool setDefaultBlock(const int& param1) throw (jsonrpc::JsonRpcException)
+        Json::Value shh_changed(const int& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 
-            Json::Value result = this->client->CallMethod("setDefaultBlock",p);
-    if (result.isBool())
-        return result.asBool();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        bool setListening(const bool& param1) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-
-            Json::Value result = this->client->CallMethod("setListening",p);
-    if (result.isBool())
-        return result.asBool();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        bool setMining(const bool& param1) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-
-            Json::Value result = this->client->CallMethod("setMining",p);
-    if (result.isBool())
-        return result.asBool();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        Json::Value shhChanged(const int& param1) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-
-            Json::Value result = this->client->CallMethod("shhChanged",p);
+            Json::Value result = this->client->CallMethod("shh_changed",p);
     if (result.isArray())
         return result;
      else 
@@ -459,25 +504,12 @@ p.append(param3);
 
         }
 
-        int shhNewFilter(const Json::Value& param1) throw (jsonrpc::JsonRpcException)
+        bool shh_haveIdentity(const std::string& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 
-            Json::Value result = this->client->CallMethod("shhNewFilter",p);
-    if (result.isInt())
-        return result.asInt();
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        bool shhUninstallFilter(const int& param1) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-
-            Json::Value result = this->client->CallMethod("shhUninstallFilter",p);
+            Json::Value result = this->client->CallMethod("shh_haveIdentity",p);
     if (result.isBool())
         return result.asBool();
      else 
@@ -485,13 +517,26 @@ p.append(param3);
 
         }
 
-        std::string stateAt(const std::string& param1, const std::string& param2) throw (jsonrpc::JsonRpcException)
+        int shh_newFilter(const Json::Value& param1) throw (jsonrpc::JsonRpcException)
+        {
+            Json::Value p;
+            p.append(param1);
+
+            Json::Value result = this->client->CallMethod("shh_newFilter",p);
+    if (result.isInt())
+        return result.asInt();
+     else 
+         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
+
+        }
+
+        std::string shh_newGroup(const std::string& param1, const std::string& param2) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 p.append(param2);
 
-            Json::Value result = this->client->CallMethod("stateAt",p);
+            Json::Value result = this->client->CallMethod("shh_newGroup",p);
     if (result.isString())
         return result.asString();
      else 
@@ -499,12 +544,11 @@ p.append(param2);
 
         }
 
-        std::string transact(const Json::Value& param1) throw (jsonrpc::JsonRpcException)
+        std::string shh_newIdentity() throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
-            p.append(param1);
-
-            Json::Value result = this->client->CallMethod("transact",p);
+            p = Json::nullValue;
+            Json::Value result = this->client->CallMethod("shh_newIdentity",p);
     if (result.isString())
         return result.asString();
      else 
@@ -512,68 +556,25 @@ p.append(param2);
 
         }
 
-        Json::Value transactionByHash(const std::string& param1, const int& param2) throw (jsonrpc::JsonRpcException)
+        bool shh_post(const Json::Value& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
-p.append(param2);
 
-            Json::Value result = this->client->CallMethod("transactionByHash",p);
-    if (result.isObject())
-        return result;
+            Json::Value result = this->client->CallMethod("shh_post",p);
+    if (result.isBool())
+        return result.asBool();
      else 
          throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
 
         }
 
-        Json::Value transactionByNumber(const int& param1, const int& param2) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-p.append(param2);
-
-            Json::Value result = this->client->CallMethod("transactionByNumber",p);
-    if (result.isObject())
-        return result;
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        Json::Value uncleByHash(const std::string& param1, const int& param2) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-p.append(param2);
-
-            Json::Value result = this->client->CallMethod("uncleByHash",p);
-    if (result.isObject())
-        return result;
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        Json::Value uncleByNumber(const int& param1, const int& param2) throw (jsonrpc::JsonRpcException)
-        {
-            Json::Value p;
-            p.append(param1);
-p.append(param2);
-
-            Json::Value result = this->client->CallMethod("uncleByNumber",p);
-    if (result.isObject())
-        return result;
-     else 
-         throw jsonrpc::JsonRpcException(jsonrpc::Errors::ERROR_CLIENT_INVALID_RESPONSE, result.toStyledString());
-
-        }
-
-        bool uninstallFilter(const int& param1) throw (jsonrpc::JsonRpcException)
+        bool shh_uninstallFilter(const int& param1) throw (jsonrpc::JsonRpcException)
         {
             Json::Value p;
             p.append(param1);
 
-            Json::Value result = this->client->CallMethod("uninstallFilter",p);
+            Json::Value result = this->client->CallMethod("shh_uninstallFilter",p);
     if (result.isBool())
         return result.asBool();
      else 
diff --git a/whisperTopic.cpp b/whisperTopic.cpp
new file mode 100644
index 000000000..493b37bc2
--- /dev/null
+++ b/whisperTopic.cpp
@@ -0,0 +1,84 @@
+/*
+	This file is part of cpp-ethereum.
+
+	cpp-ethereum is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	cpp-ethereum is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/** @file whisperTopic.cpp
+ * @author Gav Wood <i@gavwood.com>
+ * @date 2014
+ */
+#include <functional>
+#include <boost/test/unit_test.hpp>
+#include <libp2p/Host.h>
+#include <libwhisper/WhisperPeer.h>
+#include <libwhisper/WhisperHost.h>
+using namespace std;
+using namespace dev;
+using namespace dev::p2p;
+using namespace dev::shh;
+
+BOOST_AUTO_TEST_SUITE(whisper)
+
+BOOST_AUTO_TEST_CASE(topic)
+{
+	g_logVerbosity = 0;
+
+	bool started = false;
+	unsigned result = 0;
+	std::thread listener([&]()
+	{
+		setThreadName("other");
+
+		Host ph("Test", NetworkPreferences(30303, "", false, true));
+		auto wh = ph.registerCapability(new WhisperHost());
+		ph.start();
+
+		started = true;
+
+		/// Only interested in odd packets
+		auto w = wh->installWatch(BuildTopicMask()("odd"));
+
+		for (int i = 0, last = 0; i < 100 && last < 81; ++i)
+		{
+			for (auto i: wh->checkWatch(w))
+			{
+				Message msg = wh->envelope(i).open();
+				last = RLP(msg.payload()).toInt<unsigned>();
+				cnote << "New message from:" << msg.from().abridged() << RLP(msg.payload()).toInt<unsigned>();
+				result += last;
+			}
+			this_thread::sleep_for(chrono::milliseconds(50));
+		}
+	});
+
+	while (!started)
+		this_thread::sleep_for(chrono::milliseconds(50));
+
+	Host ph("Test", NetworkPreferences(30300, "", false, true));
+	auto wh = ph.registerCapability(new WhisperHost());
+	ph.start();
+	ph.connect("127.0.0.1", 30303);
+
+	KeyPair us = KeyPair::create();
+	for (int i = 0; i < 10; ++i)
+	{
+		wh->post(us.sec(), RLPStream().append(i * i).out(), BuildTopic(i)(i % 2 ? "odd" : "even"));
+		this_thread::sleep_for(chrono::milliseconds(250));
+	}
+
+	listener.join();
+	BOOST_REQUIRE_EQUAL(result, 1 + 9 + 25 + 49 + 81);
+}
+
+BOOST_AUTO_TEST_SUITE_END()