1 {
2 	"jit: lsh, rsh, arsh by 1",
3 	.insns = {
4 	BPF_MOV64_IMM(BPF_REG_0, 1),
5 	BPF_MOV64_IMM(BPF_REG_1, 0xff),
6 	BPF_ALU64_IMM(BPF_LSH, BPF_REG_1, 1),
7 	BPF_ALU32_IMM(BPF_LSH, BPF_REG_1, 1),
8 	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0x3fc, 1),
9 	BPF_EXIT_INSN(),
10 	BPF_ALU64_IMM(BPF_RSH, BPF_REG_1, 1),
11 	BPF_ALU32_IMM(BPF_RSH, BPF_REG_1, 1),
12 	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0xff, 1),
13 	BPF_EXIT_INSN(),
14 	BPF_ALU64_IMM(BPF_ARSH, BPF_REG_1, 1),
15 	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0x7f, 1),
16 	BPF_EXIT_INSN(),
17 	BPF_MOV64_IMM(BPF_REG_0, 2),
18 	BPF_EXIT_INSN(),
19 	},
20 	.result = ACCEPT,
21 	.retval = 2,
22 },
23 {
24 	"jit: mov32 for ldimm64, 1",
25 	.insns = {
26 	BPF_MOV64_IMM(BPF_REG_0, 2),
27 	BPF_LD_IMM64(BPF_REG_1, 0xfeffffffffffffffULL),
28 	BPF_ALU64_IMM(BPF_RSH, BPF_REG_1, 32),
29 	BPF_LD_IMM64(BPF_REG_2, 0xfeffffffULL),
30 	BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 1),
31 	BPF_MOV64_IMM(BPF_REG_0, 1),
32 	BPF_EXIT_INSN(),
33 	},
34 	.result = ACCEPT,
35 	.retval = 2,
36 },
37 {
38 	"jit: mov32 for ldimm64, 2",
39 	.insns = {
40 	BPF_MOV64_IMM(BPF_REG_0, 1),
41 	BPF_LD_IMM64(BPF_REG_1, 0x1ffffffffULL),
42 	BPF_LD_IMM64(BPF_REG_2, 0xffffffffULL),
43 	BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 1),
44 	BPF_MOV64_IMM(BPF_REG_0, 2),
45 	BPF_EXIT_INSN(),
46 	},
47 	.result = ACCEPT,
48 	.retval = 2,
49 },
50 {
51 	"jit: various mul tests",
52 	.insns = {
53 	BPF_LD_IMM64(BPF_REG_2, 0xeeff0d413122ULL),
54 	BPF_LD_IMM64(BPF_REG_0, 0xfefefeULL),
55 	BPF_LD_IMM64(BPF_REG_1, 0xefefefULL),
56 	BPF_ALU64_REG(BPF_MUL, BPF_REG_0, BPF_REG_1),
57 	BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
58 	BPF_MOV64_IMM(BPF_REG_0, 1),
59 	BPF_EXIT_INSN(),
60 	BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
61 	BPF_ALU64_REG(BPF_MUL, BPF_REG_3, BPF_REG_1),
62 	BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
63 	BPF_MOV64_IMM(BPF_REG_0, 1),
64 	BPF_EXIT_INSN(),
65 	BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
66 	BPF_ALU64_IMM(BPF_MUL, BPF_REG_3, 0xefefef),
67 	BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
68 	BPF_MOV64_IMM(BPF_REG_0, 1),
69 	BPF_EXIT_INSN(),
70 	BPF_MOV32_REG(BPF_REG_2, BPF_REG_2),
71 	BPF_LD_IMM64(BPF_REG_0, 0xfefefeULL),
72 	BPF_ALU32_REG(BPF_MUL, BPF_REG_0, BPF_REG_1),
73 	BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
74 	BPF_MOV64_IMM(BPF_REG_0, 1),
75 	BPF_EXIT_INSN(),
76 	BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
77 	BPF_ALU32_REG(BPF_MUL, BPF_REG_3, BPF_REG_1),
78 	BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
79 	BPF_MOV64_IMM(BPF_REG_0, 1),
80 	BPF_EXIT_INSN(),
81 	BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
82 	BPF_ALU32_IMM(BPF_MUL, BPF_REG_3, 0xefefef),
83 	BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
84 	BPF_MOV64_IMM(BPF_REG_0, 1),
85 	BPF_EXIT_INSN(),
86 	BPF_LD_IMM64(BPF_REG_0, 0xfefefeULL),
87 	BPF_LD_IMM64(BPF_REG_2, 0x2ad4d4aaULL),
88 	BPF_ALU32_IMM(BPF_MUL, BPF_REG_0, 0x2b),
89 	BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
90 	BPF_MOV64_IMM(BPF_REG_0, 1),
91 	BPF_EXIT_INSN(),
92 	BPF_LD_IMM64(BPF_REG_0, 0x952a7bbcULL),
93 	BPF_LD_IMM64(BPF_REG_1, 0xfefefeULL),
94 	BPF_LD_IMM64(BPF_REG_5, 0xeeff0d413122ULL),
95 	BPF_ALU32_REG(BPF_MUL, BPF_REG_5, BPF_REG_1),
96 	BPF_JMP_REG(BPF_JEQ, BPF_REG_5, BPF_REG_0, 2),
97 	BPF_MOV64_IMM(BPF_REG_0, 1),
98 	BPF_EXIT_INSN(),
99 	BPF_MOV64_IMM(BPF_REG_0, 2),
100 	BPF_EXIT_INSN(),
101 	},
102 	.result = ACCEPT,
103 	.retval = 2,
104 },
105 {
106 	"jit: various div tests",
107 	.insns = {
108 	BPF_LD_IMM64(BPF_REG_2, 0xefeffeULL),
109 	BPF_LD_IMM64(BPF_REG_0, 0xeeff0d413122ULL),
110 	BPF_LD_IMM64(BPF_REG_1, 0xfefeeeULL),
111 	BPF_ALU64_REG(BPF_DIV, BPF_REG_0, BPF_REG_1),
112 	BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
113 	BPF_MOV64_IMM(BPF_REG_0, 1),
114 	BPF_EXIT_INSN(),
115 	BPF_LD_IMM64(BPF_REG_3, 0xeeff0d413122ULL),
116 	BPF_ALU64_IMM(BPF_DIV, BPF_REG_3, 0xfefeeeULL),
117 	BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
118 	BPF_MOV64_IMM(BPF_REG_0, 1),
119 	BPF_EXIT_INSN(),
120 	BPF_LD_IMM64(BPF_REG_2, 0xaa93ULL),
121 	BPF_ALU64_IMM(BPF_MOD, BPF_REG_1, 0xbeefULL),
122 	BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 2),
123 	BPF_MOV64_IMM(BPF_REG_0, 1),
124 	BPF_EXIT_INSN(),
125 	BPF_LD_IMM64(BPF_REG_1, 0xfefeeeULL),
126 	BPF_LD_IMM64(BPF_REG_3, 0xbeefULL),
127 	BPF_ALU64_REG(BPF_MOD, BPF_REG_1, BPF_REG_3),
128 	BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 2),
129 	BPF_MOV64_IMM(BPF_REG_0, 1),
130 	BPF_EXIT_INSN(),
131 	BPF_LD_IMM64(BPF_REG_2, 0x5ee1dULL),
132 	BPF_LD_IMM64(BPF_REG_1, 0xfefeeeULL),
133 	BPF_LD_IMM64(BPF_REG_3, 0x2bULL),
134 	BPF_ALU32_REG(BPF_DIV, BPF_REG_1, BPF_REG_3),
135 	BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 2),
136 	BPF_MOV64_IMM(BPF_REG_0, 1),
137 	BPF_EXIT_INSN(),
138 	BPF_ALU32_REG(BPF_DIV, BPF_REG_1, BPF_REG_1),
139 	BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 1, 2),
140 	BPF_MOV64_IMM(BPF_REG_0, 1),
141 	BPF_EXIT_INSN(),
142 	BPF_ALU64_REG(BPF_MOD, BPF_REG_2, BPF_REG_2),
143 	BPF_JMP_IMM(BPF_JEQ, BPF_REG_2, 0, 2),
144 	BPF_MOV64_IMM(BPF_REG_0, 1),
145 	BPF_EXIT_INSN(),
146 	BPF_MOV64_IMM(BPF_REG_0, 2),
147 	BPF_EXIT_INSN(),
148 	},
149 	.result = ACCEPT,
150 	.retval = 2,
151 },
152 {
153 	"jit: jsgt, jslt",
154 	.insns = {
155 	BPF_LD_IMM64(BPF_REG_1, 0x80000000ULL),
156 	BPF_LD_IMM64(BPF_REG_2, 0x0ULL),
157 	BPF_JMP_REG(BPF_JSGT, BPF_REG_1, BPF_REG_2, 2),
158 	BPF_MOV64_IMM(BPF_REG_0, 1),
159 	BPF_EXIT_INSN(),
160 
161 	BPF_JMP_REG(BPF_JSLT, BPF_REG_2, BPF_REG_1, 2),
162 	BPF_MOV64_IMM(BPF_REG_0, 1),
163 	BPF_EXIT_INSN(),
164 
165 	BPF_MOV64_IMM(BPF_REG_0, 2),
166 	BPF_EXIT_INSN(),
167 	},
168 	.result = ACCEPT,
169 	.retval = 2,
170 },
171 {
172 	"jit: torturous jumps, imm8 nop jmp and pure jump padding",
173 	.insns = { },
174 	.fill_helper = bpf_fill_torturous_jumps,
175 	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
176 	.result = ACCEPT,
177 	.retval = 1,
178 },
179 {
180 	"jit: torturous jumps, imm32 nop jmp and jmp_cond padding",
181 	.insns = { },
182 	.fill_helper = bpf_fill_torturous_jumps,
183 	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
184 	.result = ACCEPT,
185 	.retval = 2,
186 },
187 {
188 	"jit: torturous jumps in subprog",
189 	.insns = { },
190 	.fill_helper = bpf_fill_torturous_jumps,
191 	.prog_type = BPF_PROG_TYPE_SCHED_CLS,
192 	.result = ACCEPT,
193 	.retval = 3,
194 },
195