NanDigits Design Automation

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1.17. RTL Viewer.

• Use -rtl option to load the design as RTL mode.
• For example: gof -rtl +libext+.v -y /home/vmodule /home/vmodule/top.v
• The key words , comments and net are colorized.

• Check the design hierarchy on the left side hierarchical window.
• Double click the item to open verilog code on the right side.

• Click on the net to trace the driver.

• The driver is highlighted as below.

• If it is input port in the top module, the information bar will be red to alert the status.

• The driver trace is cross-hierarchy, for example, double click on a net used in u_do_and_op instance.

• The driver is in u_in2_fifo instance.

• From V2.100, line index is on by default.

• The line index can be removed by Menu Options->Setup
• In Setup Window, select GofViewer/Options.
• Enter 1 in Line_Index_Off entry.

• Click Ok to remove the line index.

• The color is also editable.
• In Setup Window, choose GofViewer/Color.
• Click on the color item to choose color.

• A Choose color window pops up for choosing color.

• For example, change RTLCode color.

• Click Ok, RTL color will be updated.

• The interface to waveform restore. Check create waveform restore for detail.

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