National Instruments NI MATRIX Chapter 7 Code Optimization, Chapter 8 AutoCode Sim Cdelay Scheduler, Chapter 9 Global Scope Signals and Parameterless Procedures

Contents
AutoCode Reference xii ni.com
Chapter 7
Code Optimization
Read from Variable Blocks...........................................................................................7-1
Restart Capability..........................................................................................................7-5
Merging INIT Sections..................................................................................................7-8
Reuse of Temporary Block Outputs..............................................................................7-11
Reuse Temporaries as Specified.....................................................................7-11
Maximal Reuse of Temporaries......................................................................7-11
Constant Propagation.....................................................................................................7-13
Optimizing with Matrix Blocks.....................................................................................7-16
Optimizing with Constant Blocks...................................................................7-16
Optimizing with Callout Blocks..................................................................... 7-17
Optimizing with Inverse Blocks.......................................................7-17
Optimizing with Division Blocks.....................................................7-17
Summary........................................................................................................................7-19
Chapter 8
AutoCode Sim Cdelay Scheduler
Introduction...................................................................................................................8-1
Task Posting Policies.....................................................................................................8-2
Standard AutoCode Scheduler......................................................................................8-3
Scheduler Pipeline...........................................................................................8-5
Managing DataStores in the Scheduler...........................................................8-7
Sim Cdelay Scheduler...................................................................................................8-9
State Transition Diagrams of Tasks under Sim Cdelay.................................................8-10
Implementing the Sim Cdelay AutoCode Scheduler.....................................................8-12
Implementation Details...................................................................................8-12
DataStore Priority Problem.............................................................................8-13
Using the Sim Cdelay Scheduler...................................................................................8-14
Template Configuration for Enhanced Performance.....................................................8-15
Shortcomings of the Sim Cdelay Scheduler..................................................................8-16
Chapter 9
Global Scope Signals and Parameterless Procedures
Introduction...................................................................................................................9-1
Data Monitoring/Injection.............................................................................................9-2
Specifying Monitored Signals.........................................................................9-2
Generating Code for Monitored Signals.........................................................9-3
Limitations......................................................................................................9-4
Unsupported Blocks .........................................................................9-4
Connection to External Output.........................................................9-4