Bump Verilator v5.020 #124

	name: CI

	# Controls when the workflow will run
	on:
	# Triggers the workflow on push or pull request events but only for the master branch
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	# This workflow contains a single job called "build"
	setup-develop-env:
	# The type of runner that the job will run on
	runs-on: ubuntu-20.04

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- uses: actions/checkout@v2

	- name: Setup XiangShan environment
	run: \|
	git config --global url."https://github.com/".insteadOf git@github.com:
	git config --global url."https://".insteadOf git://
	sudo -s ./setup-tools.sh
	source ./setup.sh

	- name: Sim NutShell using Verilator
	run: \|
	cd $GITHUB_WORKSPACE
	source ./env-test.sh

	# Github hosted CI does not support XiangShan
	sim-xiangshan:
	runs-on: self-hosted
	steps:
	- uses: actions/checkout@v2
	- name: Sim XiangShan using Verilator
	run: \|
	git config --global url."https://github.com/".insteadOf git@github.com:
	git config --global url."https://".insteadOf git://
	cd $GITHUB_WORKSPACE
	source ./env.sh
	make -C nexus-am clean
	source ./setup.sh
	cd $GITHUB_WORKSPACE/XiangShan
	make clean
	make emu CONFIG=MinimalConfig
	./build/emu -b 0 -e 0 -i ./ready-to-run/linux.bin

Provide feedback