Fixes for contract address states.

Minor fix for uncle rewards.
Assembler for EC-1 assembly.
Not-quite Test code for the VM.

main.cpp

@@ -27,6 +27,7 @@ int rlpTest();
 int daggerTest();
 int cryptoTest();
 int stateTest();
+int vmTest();
 int hexPrefixTest();
 int peerTest(int argc, char** argv);
 
@@ -46,6 +47,7 @@ int main(int argc, char** argv)
 	trieTest();
 	daggerTest();
 	cryptoTest();
+	vmTest();
 //	stateTest();
 //	peerTest(argc, argv);
 	return 0;

vm.cpp

@@ -0,0 +1,85 @@
+/*
+	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 state.cpp
+ * @author Gav Wood <i@gavwood.com>
+ * @date 2014
+ * State test functions.
+ */
+
+#include <boost/algorithm/string.hpp>
+#include <secp256k1.h>
+#include <BlockChain.h>
+#include <State.h>
+#include <Defaults.h>
+#include <Instruction.h>
+using namespace std;
+using namespace eth;
+
+namespace eth
+{
+template <> class UnitTest<1>
+{
+public:
+	int operator()()
+	{
+		KeyPair p = KeyPair::create();
+		Overlay o;
+		State s(p.address(), o);
+
+		cout << s;
+
+		s.addBalance(p.address(), Uether);
+
+		cout << s;
+
+		Transaction c;
+
+		c.receiveAddress = Address();
+		c.nonce = 0;
+		c.data = assemble("txsender load txvalue add txsender store stop");
+		c.value = ether;
+		c.sign(p.secret());
+		s.execute(c.rlp());
+		Address ca = right160(c.sha3());
+
+		cout << s;
+
+		s.commit();
+
+		cout << s;
+
+		cout << s.m_db;
+
+		c.receiveAddress = ca;
+		c.nonce = 1;
+		c.data = {};
+		c.value = 69 * wei;
+		c.sign(p.secret());
+		s.execute(c.rlp());
+
+		cout << s;
+
+		return 0;
+	}
+};
+}
+
+int vmTest()
+{
+	return UnitTest<1>()();
+}
+