CORE: SIGMA: Add architecture specific defines around some of the optimised tests in bench_sigma
CORE: SIGMA: Add architecture specific defines around some of the optimised tests in bench_sigma

nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official,nlgcoin/guldencoin-official