The C function funsum below takes three arguments -- an integer val and two function pointers...

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The C function funsum below takes three arguments -- an integerval and two function pointers to functions f and g, respectively. fand g both take an integer argument and return an integer result.The function funsum applies f to val, applies g to val, and returnsthe sum of the two results. Translate to RISC-V following RISC-Vregister conventions. Note that you do not know, nor do you need toknow, what f and g do, nor do you know what registers f and guse.
long long int funsum(long long int val, long long int (f) (longlong int), long long int (g) (long long int))
{
return(f(val) + g(val));
}

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3.6 Ratings (289 Votes)

Given below is the translation to RISC-V

funsum:

Â Â Â Â Â Â Â Â addiÂ Â Â Â sp,sp,-64

Â Â Â Â Â Â Â Â sdÂ Â Â Â Â Â ra,56(sp)

Â Â Â Â Â Â Â Â sdÂ Â Â Â Â Â s0,48(sp)

Â Â Â Â Â Â Â Â sdÂ Â Â Â Â Â s1,40(sp)

Â Â Â Â Â Â Â Â addiÂ Â Â Â s0,sp,64

Â Â Â Â Â Â Â Â sdÂ Â Â Â Â Â a0,-40(s0)

Â Â Â Â Â Â Â Â sdÂ Â Â Â Â Â a1,-48(s0)

Â Â Â Â Â Â Â Â sdÂ Â Â Â Â Â a2,-56(s0)

Â Â Â Â Â Â Â Â ldÂ Â Â Â Â Â a5,-48(s0)

Â Â Â Â Â Â Â Â ldÂ Â Â Â Â Â a0,-40(s0)

Â Â Â Â Â Â Â Â jalrÂ Â Â Â a5

Â Â Â Â Â Â Â Â mvÂ Â Â Â Â Â s1,a0

Â Â Â Â Â Â Â Â ldÂ Â Â Â Â Â a5,-56(s0)

Â Â Â Â Â Â Â Â ldÂ Â Â Â Â Â a0,-40(s0)

Â Â Â Â Â Â Â Â jalrÂ Â Â Â a5

Â Â Â Â Â Â Â Â mvÂ Â Â Â Â Â a5,a0

Â Â Â Â Â Â Â Â addÂ Â Â Â Â a5,s1,a5

Â Â Â Â Â Â Â Â mvÂ Â Â Â Â Â a0,a5

Â Â Â Â Â Â Â Â ldÂ Â Â Â Â Â ra,56(sp)

Â Â Â Â Â Â Â Â ldÂ Â Â Â Â Â s0,48(sp)

Â Â Â Â Â Â Â Â ldÂ Â Â Â Â Â s1,40(sp)

Â Â Â Â Â Â Â Â addiÂ Â Â Â sp,sp,64

Â Â Â Â Â Â Â Â jrÂ Â Â Â Â Â ra

Thank You.

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