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76 www.xilinx.com Development System Reference Guide
Chapter 3: Tcl
R
reset (reset path filters and constraints)
The timing_analysis reset command resets all existing path filters and custom constraints for
the analysis.
% timing_analysis reset <analysis_name>
timing_analysis is the name of the Xilinx Tcl command.
reset is the name of the timing_analysis subcommand.
analysis_name specifies the name of the analysis previously created with the timing_analysis
new command.
run (run analysis)
The timing_analysis run command executes an analysis and returns the name of the timing,
net, or timegroup report file. The analysis is based on the property settings assigned with
the timing_analysis set command. An analysis is first created with the timing_analysis new
command. See “set (set analysis properties)” and “new (new timing analysis)” for more
information.
% timing_analysis run <analysis_name>
timing_analysis is the name of the Xilinx Tcl command.
run is the name of the timing_analysis subcommand.
analysis_name specifies the name of the analysis previously created with the timing_analysis
new command.
saveas (save analysis report)
The timing_analysis saveas command saves the analysis to a specified file.
% timing_analysis saveas <analysis_name> <new_file_name>
timing_analysis is the name of the Xilinx Tcl command.
saveas is the name of the timing_analysis subcommand.
Example: % timing_analysis reset stopwatch_timing
Description: In this example, the timing_analysis reset command is used to reset all
of the path filters and any custom constraints in the stopwatch_timing
analysis.
Tcl Return: True if all path filters were cleared successfully, false otherwise.
Example: % timing_analysis run stopwatch_timing
Description: In this example, the timing_analysis run command is used to execute a
timing analysis and create a new analysis report.
Tcl Return: Name of the timing analysis.