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Altera_Forum's avatar
Altera_Forum
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19 years ago

how to assebler compile and download

I am recently trying to do the pure assembly programming for Nios II. I found from website that there is a tool call Debug Client is tailored for DE2 board for this purpose. However I am using the UP...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

As far as I know (not much) as soon as you enter the main.c function the C environment has to be created in the processor, this at least includes the creation of a stack. There is an option in the Nios IDE for creating assembly files of the compiled code, you can check it to see what the processor does before entering main.

If you are satisfied with about 6kB memory consumption for a simple hello world, you may use hello_alt_main and specify reduced driver size and simplified C library.

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