diff options
Diffstat (limited to 'arch/arm64/net/bpf_jit.h')
| -rw-r--r-- | arch/arm64/net/bpf_jit.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/arm64/net/bpf_jit.h b/arch/arm64/net/bpf_jit.h index 23b1b34db088..a3b0e693a125 100644 --- a/arch/arm64/net/bpf_jit.h +++ b/arch/arm64/net/bpf_jit.h @@ -119,6 +119,26 @@ aarch64_insn_gen_load_store_ex(Rt, Rn, Rs, A64_SIZE(sf), \ AARCH64_INSN_LDST_STORE_REL_EX) +/* Load-acquire & store-release */ +#define A64_LDAR(Rt, Rn, size) \ + aarch64_insn_gen_load_acq_store_rel(Rt, Rn, AARCH64_INSN_SIZE_##size, \ + AARCH64_INSN_LDST_LOAD_ACQ) +#define A64_STLR(Rt, Rn, size) \ + aarch64_insn_gen_load_acq_store_rel(Rt, Rn, AARCH64_INSN_SIZE_##size, \ + AARCH64_INSN_LDST_STORE_REL) + +/* Rt = [Rn] (load acquire) */ +#define A64_LDARB(Wt, Xn) A64_LDAR(Wt, Xn, 8) +#define A64_LDARH(Wt, Xn) A64_LDAR(Wt, Xn, 16) +#define A64_LDAR32(Wt, Xn) A64_LDAR(Wt, Xn, 32) +#define A64_LDAR64(Xt, Xn) A64_LDAR(Xt, Xn, 64) + +/* [Rn] = Rt (store release) */ +#define A64_STLRB(Wt, Xn) A64_STLR(Wt, Xn, 8) +#define A64_STLRH(Wt, Xn) A64_STLR(Wt, Xn, 16) +#define A64_STLR32(Wt, Xn) A64_STLR(Wt, Xn, 32) +#define A64_STLR64(Xt, Xn) A64_STLR(Xt, Xn, 64) + /* * LSE atomics * @@ -297,4 +317,12 @@ #define A64_ADR(Rd, offset) \ aarch64_insn_gen_adr(0, offset, Rd, AARCH64_INSN_ADR_TYPE_ADR) +/* MRS */ +#define A64_MRS_TPIDR_EL1(Rt) \ + aarch64_insn_gen_mrs(Rt, AARCH64_INSN_SYSREG_TPIDR_EL1) +#define A64_MRS_TPIDR_EL2(Rt) \ + aarch64_insn_gen_mrs(Rt, AARCH64_INSN_SYSREG_TPIDR_EL2) +#define A64_MRS_SP_EL0(Rt) \ + aarch64_insn_gen_mrs(Rt, AARCH64_INSN_SYSREG_SP_EL0) + #endif /* _BPF_JIT_H */ |