Merge branch 'master' of github.com:Asterism12/BUAA-SE-CompilingZero

LICENSE

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+MIT License
+
+Copyright (c) 2019 Asterism
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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 # BUAA-SE-CompilingZero
 手动实现一个完整的 C0 编译器  并且能够输出在标准虚拟机或其他目标机上可运行的代码。
+
+编译器所使用的虚拟机、虚拟机标准、以及所依赖的文法和界面标准见https://github.com/BUAA-SE-Compiling
+
+---
+
+## How to build
+```
+git clone [email protected]:Asterism12/BUAA-SE-CompilingZero.git
+cd BUAA-SE-CompilingZero
+git submodule update --init --recursive
+mkdir build
+cd build
+cmake ..
+make
+```
+
+## How to use
+Usage: cc0 [options] input
+
+Positional arguments:  
+input specify the input file.
+
+Optional arguments:  
+-h --help show this help message and exit  
+-s Translate the input c0 source code into a text assembly file  
+-c Translate the input c0 source code into a binary object file  
+-h Shows help with compiler usage  
+-o specify the output file.[Required]  
+
+## 3rd party
+argparse https://github.com/p-ranav/argparse
+
+## Notice
+Only support C0-basic-grammer.