move lllc

1 files changed, 124 insertions, 0 deletions

diff --git a/lllc/main.cpp b/lllc/main.cpp
new file mode 100644
index 00000000..5f3078c2
--- /dev/null
+++ b/lllc/main.cpp
@@ -0,0 +1,124 @@
+/*
+	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 main.cpp
+ * @author Gav Wood <i@gavwood.com>
+ * @date 2014
+ * Ethereum client.
+ */
+
+#include <fstream>
+#include <iostream>
+#include <liblll/Compiler.h>
+#include <libdevcore/CommonIO.h>
+#include <libdevcore/CommonData.h>
+#include <libevmcore/Instruction.h>
+#include "ethereum/BuildInfo.h"
+using namespace std;
+using namespace dev;
+using namespace dev::eth;
+
+void help()
+{
+	cout
+		<< "Usage lllc [OPTIONS] <file>" << endl
+        << "Options:" << endl
+		<< "    -b,--binary  Parse, compile and assemble; output byte code in binary." << endl
+		<< "    -x,--hex  Parse, compile and assemble; output byte code in hex." << endl
+		<< "    -a,--assembly  Only parse and compile; show assembly." << endl
+		<< "    -t,--parse-tree  Only parse; show parse tree." << endl
+		<< "    -h,--help  Show this help message and exit." << endl
+		<< "    -V,--version  Show the version and exit." << endl;
+        exit(0);
+}
+
+void version()
+{
+	cout << "LLLC, the Lovely Little Language Compiler " << dev::Version << endl;
+	cout << "  By Gav Wood, (c) 2014." << endl;
+	cout << "Build: " << DEV_QUOTED(ETH_BUILD_PLATFORM) << "/" << DEV_QUOTED(ETH_BUILD_TYPE) << endl;
+	exit(0);
+}
+
+enum Mode { Binary, Hex, Assembly, ParseTree, Disassemble };
+
+int main(int argc, char** argv)
+{
+	unsigned optimise = 1;
+	string infile;
+	Mode mode = Hex;
+
+	for (int i = 1; i < argc; ++i)
+	{
+		string arg = argv[i];
+		if (arg == "-h" || arg == "--help")
+			help();
+		else if (arg == "-b" || arg == "--binary")
+			mode = Binary;
+		else if (arg == "-x" || arg == "--hex")
+			mode = Hex;
+		else if (arg == "-a" || arg == "--assembly")
+			mode = Assembly;
+		else if (arg == "-t" || arg == "--parse-tree")
+			mode = ParseTree;
+		else if ((arg == "-o" || arg == "--optimise") && argc > i + 1)
+			optimise = atoi(argv[++i]);
+		else if (arg == "-d" || arg == "--disassemble")
+			mode = Disassemble;
+		else if (arg == "-V" || arg == "--version")
+			version();
+		else
+			infile = argv[i];
+	}
+
+	string src;
+	if (infile.empty())
+	{
+		string s;
+		while (!cin.eof())
+		{
+			getline(cin, s);
+			src.append(s);
+		}
+	}
+	else
+		src = contentsString(infile);
+
+	vector<string> errors;
+	if (src.empty())
+		errors.push_back("Empty file.");
+	else if (mode == Disassemble)
+	{
+		cout << disassemble(fromHex(src)) << endl;
+	}
+	else if (mode == Binary || mode == Hex)
+	{
+		auto bs = compileLLL(src, optimise ? true : false, &errors);
+		if (mode == Hex)
+			cout << toHex(bs) << endl;
+		else if (mode == Binary)
+			cout.write((char const*)bs.data(), bs.size());
+	}
+	else if (mode == ParseTree)
+		cout << parseLLL(src) << endl;
+	else if (mode == Assembly)
+		cout << compileLLLToAsm(src, optimise ? true : false, &errors) << endl;
+	for (auto const& i: errors)
+		cerr << i << endl;
+	if ( errors.size() )
+		return 1;
+	return 0;
+}