GNU Toolchain for DesignWare ARC Processors, v4.8 R3

Build instructions:

1. How to build the GNU 4.8-R3 Toolchain
2. How to build the Linux kernel with GNU 4.8-R3 toolchain
3. How to build and configure openOCD for bare metal debugger of DesignWare ARC targets
4. [How to use the GNU 4.8-R3 Toolchain with EM Starter Kit] (https://github.com/foss-for-synopsys-dwc-arc-processors/toolchain/wiki/EM-Starter-Kit)
5. How to build nSIM OSCI Linux Virtual Platform

Known Issues