[rtl] minor rtl code cleanups #1980

	name: Processor

	on:
	push:
	branches:
	- main
	paths:
	- 'rtl/**'
	- 'sw/**'
	- 'sim/**'
	pull_request:
	branches:
	- main
	paths:
	- 'rtl/**'
	- 'sw/**'
	- 'sim/**'
	workflow_dispatch:

	jobs:

	Linux:
	runs-on: ubuntu-latest
	name: '🐧 Ubuntu \| Shell script'

	steps:

	- name: '🧰 Repository Checkout'
	uses: actions/checkout@v4

	- name: '⚙️ Build Software Framework Tests'
	uses: docker://ghcr.io/stnolting/neorv32/sim
	with:
	args: ./do.py BuildAndInstallSoftwareFrameworkTests

	- name: '🚧 Run Processor Hardware Tests with shell script'
	uses: docker://ghcr.io/stnolting/neorv32/sim
	with:
	args: ./sim/simple/ghdl.sh


	VUnit-Container:
	runs-on: ubuntu-latest
	name: '🛳️ Container \| VUnit'

	steps:

	- name: '🧰 Repository Checkout'
	uses: actions/checkout@v4

	- name: '⚙️ Build and install Processor Check software'
	uses: docker://ghcr.io/stnolting/neorv32/sim
	with:
	args: >-
	make -C sw/example/processor_check
	clean_all
	USER_FLAGS+=-DUART0_SIM_MODE
	USER_FLAGS+=-DSUPPRESS_OPTIONAL_UART_PRINT
	USER_FLAGS+=-flto
	MARCH=rv32imac_zicsr_zifencei
	info
	all

	- name: '📤 Archive Processor Check application image'
	uses: actions/upload-artifact@v3
	with:
	name: application
	path: rtl/core/neorv32_application_image.vhd

	- name: '🚧 Run Processor Hardware Tests with VUnit'
	uses: VUnit/vunit_action@master
	with:
	image: ghcr.io/stnolting/neorv32/sim
	cmd: ./sim/run.py --ci-mode -v

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