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// vsbc.vxm vd, vs2, rs1, v0 VI_XI_LOOP_WITH_CARRY ({ auto &v0 = P.VU.elt<uint64_t>(0, midx); const uint128_t op_mask = (UINT64_MAX >> (64 - sew)); uint64_t carry = (v0 >> mpos) & 0x1; uint128_t res = (op_mask & vs2) - (op_mask & rs1) - carry; vd = res; })