Xilinx Synthesis Technology User Guide

Command Line Mode
Introduction
Chapter 8
This chapter describes how to run XST using the command line. The
chapter contains the following sections.
• “Introduction”
• “Launching XST”
• “Setting Up an XST Script”
• “Run Command”
• “Getting Help”
• “Set Command”
• “Elaborate Command”
• “Time Command”
• “Example 1: How to Synthesize VHDL Designs Using Command
Line Mode”
• “Example 2: How to Synthesize Verilog Designs Using Command
Line Mode”
With XST, you can run synthesis in command line mode instead of
from the Process window in the Project Navigator. To run synthesis
from the command line, you must use the executable file. If you work
on a workstation, the name of the executable is "xst". On a PC, the
name of the executable is "xst.exe".
XST will generate 5 types of files:
• Design output file, NGC (.ngc)
XST User Guide 8-1