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Altera_Forum's avatar
Altera_Forum
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19 years ago

How to write 32bits constant into r2

Hi all, I'm using inline asm and hope to write a 32bits constant which is defined in *.c file into register r2. I have tried the following instruction, but compiler report error: ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

you need an extra '%' :

<span style="color:red">--- asm("movhi r2, %hiadj(%0)" :: "i" (0x1000000));

--- asm("addi r2, r2, %lo(%0)" :: "i" (0x1000000));

+++ asm("movhi r2, %%hiadj(%0)" :: "i" (0x1000000));

+++ asm("addi r2, r2, %%lo(%0)" :: "i" (0x1000000));

</span>

Regards,

--Scott