.result = REJECT,
.prog_type = BPF_PROG_TYPE_TRACEPOINT,
},
+ {
+ "jit: lsh, rsh, arsh by 1",
+ .insns = {
+ BPF_MOV64_IMM(BPF_REG_0, 1),
+ BPF_MOV64_IMM(BPF_REG_1, 0xff),
+ BPF_ALU64_IMM(BPF_LSH, BPF_REG_1, 1),
+ BPF_ALU32_IMM(BPF_LSH, BPF_REG_1, 1),
+ BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0x3fc, 1),
+ BPF_EXIT_INSN(),
+ BPF_ALU64_IMM(BPF_RSH, BPF_REG_1, 1),
+ BPF_ALU32_IMM(BPF_RSH, BPF_REG_1, 1),
+ BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0xff, 1),
+ BPF_EXIT_INSN(),
+ BPF_ALU64_IMM(BPF_ARSH, BPF_REG_1, 1),
+ BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0x7f, 1),
+ BPF_EXIT_INSN(),
+ BPF_MOV64_IMM(BPF_REG_0, 2),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .retval = 2,
+ },
+ {
+ "jit: mov32 for ldimm64, 1",
+ .insns = {
+ BPF_MOV64_IMM(BPF_REG_0, 2),
+ BPF_LD_IMM64(BPF_REG_1, 0xfeffffffffffffffULL),
+ BPF_ALU64_IMM(BPF_RSH, BPF_REG_1, 32),
+ BPF_LD_IMM64(BPF_REG_2, 0xfeffffffULL),
+ BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 1),
+ BPF_MOV64_IMM(BPF_REG_0, 1),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .retval = 2,
+ },
+ {
+ "jit: mov32 for ldimm64, 2",
+ .insns = {
+ BPF_MOV64_IMM(BPF_REG_0, 1),
+ BPF_LD_IMM64(BPF_REG_1, 0x1ffffffffULL),
+ BPF_LD_IMM64(BPF_REG_2, 0xffffffffULL),
+ BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 1),
+ BPF_MOV64_IMM(BPF_REG_0, 2),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .retval = 2,
+ },
+ {
+ "jit: various mul tests",
+ .insns = {
+ BPF_LD_IMM64(BPF_REG_2, 0xeeff0d413122ULL),
+ BPF_LD_IMM64(BPF_REG_0, 0xfefefeULL),
+ BPF_LD_IMM64(BPF_REG_1, 0xefefefULL),
+ BPF_ALU64_REG(BPF_MUL, BPF_REG_0, BPF_REG_1),
+ BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
+ BPF_MOV64_IMM(BPF_REG_0, 1),
+ BPF_EXIT_INSN(),
+ BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
+ BPF_ALU64_REG(BPF_MUL, BPF_REG_3, BPF_REG_1),
+ BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
+ BPF_MOV64_IMM(BPF_REG_0, 1),
+ BPF_EXIT_INSN(),
+ BPF_MOV32_REG(BPF_REG_2, BPF_REG_2),
+ BPF_LD_IMM64(BPF_REG_0, 0xfefefeULL),
+ BPF_ALU32_REG(BPF_MUL, BPF_REG_0, BPF_REG_1),
+ BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
+ BPF_MOV64_IMM(BPF_REG_0, 1),
+ BPF_EXIT_INSN(),
+ BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
+ BPF_ALU32_REG(BPF_MUL, BPF_REG_3, BPF_REG_1),
+ BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
+ BPF_MOV64_IMM(BPF_REG_0, 1),
+ BPF_EXIT_INSN(),
+ BPF_LD_IMM64(BPF_REG_0, 0x952a7bbcULL),
+ BPF_LD_IMM64(BPF_REG_1, 0xfefefeULL),
+ BPF_LD_IMM64(BPF_REG_2, 0xeeff0d413122ULL),
+ BPF_ALU32_REG(BPF_MUL, BPF_REG_2, BPF_REG_1),
+ BPF_JMP_REG(BPF_JEQ, BPF_REG_2, BPF_REG_0, 2),
+ BPF_MOV64_IMM(BPF_REG_0, 1),
+ BPF_EXIT_INSN(),
+ BPF_MOV64_IMM(BPF_REG_0, 2),
+ BPF_EXIT_INSN(),
+ },
+ .result = ACCEPT,
+ .retval = 2,
+ },
+
};
static int probe_filter_length(const struct bpf_insn *fp)