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-rw-r--r--lib/test_bpf.c90
1 files changed, 90 insertions, 0 deletions
diff --git a/lib/test_bpf.c b/lib/test_bpf.c
index af677cb718f..6be9119c60f 100644
--- a/lib/test_bpf.c
+++ b/lib/test_bpf.c
@@ -1485,6 +1485,96 @@ static struct bpf_test tests[] = {
{ },
{ },
},
+ { /* Mainly checking JIT here. */
+ "M[]: STX + LDX",
+ .u.insns = {
+ BPF_STMT(BPF_LDX | BPF_IMM, 100),
+ BPF_STMT(BPF_STX, 0),
+ BPF_STMT(BPF_LDX | BPF_MEM, 0),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 1),
+ BPF_STMT(BPF_LDX | BPF_MEM, 1),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 2),
+ BPF_STMT(BPF_LDX | BPF_MEM, 2),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 3),
+ BPF_STMT(BPF_LDX | BPF_MEM, 3),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 4),
+ BPF_STMT(BPF_LDX | BPF_MEM, 4),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 5),
+ BPF_STMT(BPF_LDX | BPF_MEM, 5),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 6),
+ BPF_STMT(BPF_LDX | BPF_MEM, 6),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 7),
+ BPF_STMT(BPF_LDX | BPF_MEM, 7),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 8),
+ BPF_STMT(BPF_LDX | BPF_MEM, 8),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 9),
+ BPF_STMT(BPF_LDX | BPF_MEM, 9),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 10),
+ BPF_STMT(BPF_LDX | BPF_MEM, 10),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 11),
+ BPF_STMT(BPF_LDX | BPF_MEM, 11),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 12),
+ BPF_STMT(BPF_LDX | BPF_MEM, 12),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 13),
+ BPF_STMT(BPF_LDX | BPF_MEM, 13),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 14),
+ BPF_STMT(BPF_LDX | BPF_MEM, 14),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_STX, 15),
+ BPF_STMT(BPF_LDX | BPF_MEM, 15),
+ BPF_STMT(BPF_MISC | BPF_TXA, 0),
+ BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 1),
+ BPF_STMT(BPF_MISC | BPF_TAX, 0),
+ BPF_STMT(BPF_RET | BPF_A, 0),
+ },
+ CLASSIC | FLAG_NO_DATA,
+ { },
+ { { 0, 116 } },
+ },
};
static struct net_device dev;