diff options
Diffstat (limited to 'arch/arm64/net/bpf_jit.h')
| -rw-r--r-- | arch/arm64/net/bpf_jit.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm64/net/bpf_jit.h b/arch/arm64/net/bpf_jit.h index eb73f9f72c46..cc0cf0f5c7c3 100644 --- a/arch/arm64/net/bpf_jit.h +++ b/arch/arm64/net/bpf_jit.h @@ -100,6 +100,14 @@ /* Rd = Rn OP imm12 */ #define A64_ADD_I(sf, Rd, Rn, imm12) A64_ADDSUB_IMM(sf, Rd, Rn, imm12, ADD) #define A64_SUB_I(sf, Rd, Rn, imm12) A64_ADDSUB_IMM(sf, Rd, Rn, imm12, SUB) +#define A64_ADDS_I(sf, Rd, Rn, imm12) \ + A64_ADDSUB_IMM(sf, Rd, Rn, imm12, ADD_SETFLAGS) +#define A64_SUBS_I(sf, Rd, Rn, imm12) \ + A64_ADDSUB_IMM(sf, Rd, Rn, imm12, SUB_SETFLAGS) +/* Rn + imm12; set condition flags */ +#define A64_CMN_I(sf, Rn, imm12) A64_ADDS_I(sf, A64_ZR, Rn, imm12) +/* Rn - imm12; set condition flags */ +#define A64_CMP_I(sf, Rn, imm12) A64_SUBS_I(sf, A64_ZR, Rn, imm12) /* Rd = Rn */ #define A64_MOV(sf, Rd, Rn) A64_ADD_I(sf, Rd, Rn, 0) @@ -189,4 +197,26 @@ /* Rn & Rm; set condition flags */ #define A64_TST(sf, Rn, Rm) A64_ANDS(sf, A64_ZR, Rn, Rm) +/* Logical (immediate) */ +#define A64_LOGIC_IMM(sf, Rd, Rn, imm, type) ({ \ + u64 imm64 = (sf) ? (u64)imm : (u64)(u32)imm; \ + aarch64_insn_gen_logical_immediate(AARCH64_INSN_LOGIC_##type, \ + A64_VARIANT(sf), Rn, Rd, imm64); \ +}) +/* Rd = Rn OP imm */ +#define A64_AND_I(sf, Rd, Rn, imm) A64_LOGIC_IMM(sf, Rd, Rn, imm, AND) +#define A64_ORR_I(sf, Rd, Rn, imm) A64_LOGIC_IMM(sf, Rd, Rn, imm, ORR) +#define A64_EOR_I(sf, Rd, Rn, imm) A64_LOGIC_IMM(sf, Rd, Rn, imm, EOR) +#define A64_ANDS_I(sf, Rd, Rn, imm) A64_LOGIC_IMM(sf, Rd, Rn, imm, AND_SETFLAGS) +/* Rn & imm; set condition flags */ +#define A64_TST_I(sf, Rn, imm) A64_ANDS_I(sf, A64_ZR, Rn, imm) + +/* HINTs */ +#define A64_HINT(x) aarch64_insn_gen_hint(x) + +/* BTI */ +#define A64_BTI_C A64_HINT(AARCH64_INSN_HINT_BTIC) +#define A64_BTI_J A64_HINT(AARCH64_INSN_HINT_BTIJ) +#define A64_BTI_JC A64_HINT(AARCH64_INSN_HINT_BTIJC) + #endif /* _BPF_JIT_H */ |