diff options
Diffstat (limited to 'arch/arm64/net/bpf_jit.h')
| -rw-r--r-- | arch/arm64/net/bpf_jit.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm64/net/bpf_jit.h b/arch/arm64/net/bpf_jit.h index 7c16e547ccb2..b02a9268dfbf 100644 --- a/arch/arm64/net/bpf_jit.h +++ b/arch/arm64/net/bpf_jit.h @@ -83,6 +83,25 @@ /* Rt = Rn[0]; Rt2 = Rn[8]; Rn += 16; */ #define A64_POP(Rt, Rt2, Rn) A64_LS_PAIR(Rt, Rt2, Rn, 16, LOAD, POST_INDEX) +/* Load/store exclusive */ +#define A64_SIZE(sf) \ + ((sf) ? AARCH64_INSN_SIZE_64 : AARCH64_INSN_SIZE_32) +#define A64_LSX(sf, Rt, Rn, Rs, type) \ + aarch64_insn_gen_load_store_ex(Rt, Rn, Rs, A64_SIZE(sf), \ + AARCH64_INSN_LDST_##type) +/* Rt = [Rn]; (atomic) */ +#define A64_LDXR(sf, Rt, Rn) \ + A64_LSX(sf, Rt, Rn, A64_ZR, LOAD_EX) +/* [Rn] = Rt; (atomic) Rs = [state] */ +#define A64_STXR(sf, Rt, Rn, Rs) \ + A64_LSX(sf, Rt, Rn, Rs, STORE_EX) + +/* Prefetch */ +#define A64_PRFM(Rn, type, target, policy) \ + aarch64_insn_gen_prefetch(Rn, AARCH64_INSN_PRFM_TYPE_##type, \ + AARCH64_INSN_PRFM_TARGET_##target, \ + AARCH64_INSN_PRFM_POLICY_##policy) + /* Add/subtract (immediate) */ #define A64_ADDSUB_IMM(sf, Rd, Rn, imm12, type) \ aarch64_insn_gen_add_sub_imm(Rd, Rn, imm12, \ |