lib/test_bpf: Add tests for unsigned BPF_JGT
Unsigned Jump-if-Greater-Than. Cc: Alexei Starovoitov <ast@fb.com> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: "David S. Miller" <davem@davemloft.net> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Paul Mackerras <paulus@samba.org> Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> Acked-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -4222,6 +4222,20 @@ static struct bpf_test tests[] = {
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{ },
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{ },
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{ { 0, 1 } },
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{ { 0, 1 } },
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},
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},
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{
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"JMP_JGT_K: Unsigned jump: if (-1 > 1) return 1",
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.u.insns_int = {
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BPF_ALU32_IMM(BPF_MOV, R0, 0),
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BPF_LD_IMM64(R1, -1),
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BPF_JMP_IMM(BPF_JGT, R1, 1, 1),
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BPF_EXIT_INSN(),
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BPF_ALU32_IMM(BPF_MOV, R0, 1),
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BPF_EXIT_INSN(),
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},
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INTERNAL,
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{ },
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{ { 0, 1 } },
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},
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/* BPF_JMP | BPF_JGE | BPF_K */
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/* BPF_JMP | BPF_JGE | BPF_K */
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{
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{
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"JMP_JGE_K: if (3 >= 2) return 1",
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"JMP_JGE_K: if (3 >= 2) return 1",
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@ -4404,6 +4418,21 @@ static struct bpf_test tests[] = {
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{ },
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{ },
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{ { 0, 1 } },
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{ { 0, 1 } },
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},
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},
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{
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"JMP_JGT_X: Unsigned jump: if (-1 > 1) return 1",
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.u.insns_int = {
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BPF_ALU32_IMM(BPF_MOV, R0, 0),
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BPF_LD_IMM64(R1, -1),
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BPF_LD_IMM64(R2, 1),
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BPF_JMP_REG(BPF_JGT, R1, R2, 1),
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BPF_EXIT_INSN(),
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BPF_ALU32_IMM(BPF_MOV, R0, 1),
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BPF_EXIT_INSN(),
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},
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INTERNAL,
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{ },
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{ { 0, 1 } },
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},
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/* BPF_JMP | BPF_JGE | BPF_X */
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/* BPF_JMP | BPF_JGE | BPF_X */
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{
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{
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"JMP_JGE_X: if (3 >= 2) return 1",
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"JMP_JGE_X: if (3 >= 2) return 1",
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