Blackfin Loop Asm

Building a simple loop using Blackfin assembly code M. Smith, Electrical and Computer Engineering, University of Calgary, Canada

Tackled on Tutorial ,[object Object],[object Object],[object Object],[object Object]

Stub for void SimpleLoopASM (ushort) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

C++ version of code ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Translation problems with “for-loop” into assembly code ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

C++ version of code ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],NOTES ON ISSUES WITH WHILE AND DO- WHILE CONSTRUCTS

Can now develop / test a “C++” prototype function ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Knowledge needed to continue ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How do you do a conditional jump on a Blackfin? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How do you do a conditional jump on a Blackfin? ,[object Object]

The condition code register CC ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to we set the CC register? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Important to know what you CAN’T DO ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

LEGAL OR NOT? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Now you have enough information to code “while” and “do-while” functions ,[object Object]

Questions to answer ,[object Object],[object Object],[object Object],[object Object]

Are there advantages for a Do-while loop with an initial test? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Code the do-while loop with initial test ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Major problem ,[object Object],[object Object],[object Object],[object Object]

Tackled Today ,[object Object],[object Object],[object Object],[object Object],[object Object]

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Blackfin Loop Asm

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Blackfin Loop Asm