A64_ADDSUB_IMM    101 arch/arm64/net/bpf_jit.h #define A64_ADD_I(sf, Rd, Rn, imm12) A64_ADDSUB_IMM(sf, Rd, Rn, imm12, ADD)
A64_ADDSUB_IMM    102 arch/arm64/net/bpf_jit.h #define A64_SUB_I(sf, Rd, Rn, imm12) A64_ADDSUB_IMM(sf, Rd, Rn, imm12, SUB)