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Altera_Forum's avatar
Altera_Forum
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20 years ago

implementing own _start function

Hi all, I am trying to implement my own _start function. According to the hello_alt_main readme file any definition of _start in my directory will override the library definition. If I bui...
Altera_Forum's avatar
Altera_Forum
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20 years ago

No, I didn't, thanks for the hint!

I am using the -nostartfiles flag now and provide my own crt0.S file. That just works fine and according to the linker, program size (code + initialized data) remains the same (196 bytes).

I am using hello_led example for testing and changed the function name “alt_main” to “start_main”.

There is just a minor difference in size of the elf file (3901 to 3473 bytes) which I do not know where it possibly could come from.

--wolf