National Instruments AutoCode NI MATRIX Reference page 11

Definitions and Conventions ...........................................................................5-45
Shared Variable Block Support .......................................................................5-47
Global Variable Block Callouts.......................................................................5-51
Chapter 6
Vectorized Code Generation
Introduction....................................................................................................................6-1
How Code Is Generated...................................................................................6-1
Signal Connectivity .........................................................................................6-5
Vectorization Modes......................................................................................................6-7
Maximal Vectorization....................................................................................6-7
Mixed Vectorization........................................................................................6-7
Example...........................................................................................................6-8
Vectorization Features ...................................................................................................6-14
Multiple Arrays within a Block.......................................................................6-15
Split-Merge Inefficiency .................................................................................6-17
External Outputs..............................................................................................6-21
Vectorized Standard Procedure Interface........................................................6-23
Ada Array Aggregates and Slices....................................................................6-25
Vectorization of the BlockScript Block.........................................................................6-27
Matrix Outputs ...............................................................................................................6-28
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Shared Memory Fixed-Point Callouts in AutoCode/C .....................5-46
Shared Memory Callout Option ........................................................5-50
Callout Pairs......................................................................................5-51
Non-Shared (Local) Global Variable Blocks....................................5-51
Shared Global Variable Blocks.........................................................5-53
Scalar Gain Block Example ..............................................................6-2
Vectorized Gain Block Example.......................................................6-3
Array Subscripts................................................................................6-4
Block Outputs ...................................................................................6-5
Block Inputs ......................................................................................6-5
Vector Labels and Names .................................................................6-8
Split Vector .......................................................................................6-17
Merge ................................................................................................6-19
Copy-Back ........................................................................................6-21
Eliminating Copy-Back.....................................................................6-23
Other Copy-Back Scenarios..............................................................6-23
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Contents
AutoCode Reference