SHF_OP_ASHR
emit_shf(nfp_prog, reg_both(dst + 1), reg_none(), SHF_OP_ASHR,
emit_shf(nfp_prog, reg_both(dst + 1), reg_none(), SHF_OP_ASHR,
emit_shf(nfp_prog, reg_both(dst), reg_none(), SHF_OP_ASHR,
emit_shf(nfp_prog, reg_both(dst + 1), reg_none(), SHF_OP_ASHR,
emit_shf_indir(nfp_prog, reg_both(dst + 1), reg_none(), SHF_OP_ASHR,
emit_shf_indir(nfp_prog, reg_both(dst), reg_none(), SHF_OP_ASHR,
emit_shf(nfp_prog, reg_both(dst + 1), reg_none(), SHF_OP_ASHR,
emit_shf(nfp_prog, reg_both(dst), reg_none(), SHF_OP_ASHR,
emit_shf_indir(nfp_prog, reg_both(dst), reg_none(), SHF_OP_ASHR,