Performance profiling settings

You can configure the performance profiling settings before running your application in HCL OneTest™ Embedded for Studio.

Configuration Settings

All the following options must be set from the Configuration Settings window. To open this window:

  • In the Project Window, right-click on the project and select Settings.
Enable the Performance Profiling
  • In the Configuration Settings window, in the left panel, click Configuration properties > Build > Build options.
  • In the right pane, click the Value field in Build options and click ... to open the Build options window.
  • In the Build options list, click Performance Profiling to enable the feature.
Generate a trace file
  • In the Configuration Settings window, in the left panel, click Configuration properties > Runtime analysis > Performance Profiling.
  • In the right panel, click in the value field of the Trace file name (.tqf) line option, and click .... In the editor window that opens, specify a filename for the generated .tqf trace file for performance profiling.

To get an evaluation of the Worst Case Execution Time in the report, you must set the WCET option.

Select the Worst Case Execution Time and/or the maximum execution time for each function and descendants:
  • In the Configuration Settings window, in the left panel, click Configuration properties > Runtime analysis > Performance Profiling.
  • In the right pane, click Compute F max and F+D max time and select a value depending on the execution time that you want to be calculated for your project:
    • No: Does not calculate the maximum execution time for each function and descendants.
    • Yes: Calculate the maximum execution time for each function and its descendants.
    • Yes + WCET: Calculate the maximum execution time for each function and descendants, and the Worst Case Execution Time. With this option selected, the report indicates the number of time a function is called.

To get the performance profiling per entry point, you must enter the list of entry point threads of your application.

Entry points
To get the performance profiling per entry point, you must enter the list of entry points for each thread of your application.
  • In the Configuration Settings window, in the left panel, click Configuration properties > Runtime analysis > General> Multi-thread options.
  • Click in the value field and click ... to open the editor and enter the list of entry points for each thread of your application. Use commas to separate the thread names.

Then, run the application and see the Performance report.