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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: lsh, rsh, arsh by reg",
25 .insns = {
26 BPF_MOV64_IMM(BPF_REG_0, 1),
27 BPF_MOV64_IMM(BPF_REG_4, 1),
28 BPF_MOV64_IMM(BPF_REG_1, 0xff),
29 BPF_ALU64_REG(BPF_LSH, BPF_REG_1, BPF_REG_0),
30 BPF_ALU32_REG(BPF_LSH, BPF_REG_1, BPF_REG_4),
31 BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 0x3fc, 1),
32 BPF_EXIT_INSN(),
33 BPF_ALU64_REG(BPF_RSH, BPF_REG_1, BPF_REG_4),
34 BPF_MOV64_REG(BPF_REG_4, BPF_REG_1),
35 BPF_ALU32_REG(BPF_RSH, BPF_REG_4, BPF_REG_0),
36 BPF_JMP_IMM(BPF_JEQ, BPF_REG_4, 0xff, 1),
37 BPF_EXIT_INSN(),
38 BPF_ALU64_REG(BPF_ARSH, BPF_REG_4, BPF_REG_4),
39 BPF_JMP_IMM(BPF_JEQ, BPF_REG_4, 0, 1),
40 BPF_EXIT_INSN(),
41 BPF_MOV64_IMM(BPF_REG_0, 2),
42 BPF_EXIT_INSN(),
43 },
44 .result = ACCEPT,
45 .retval = 2,
46},
47{
48 "jit: mov32 for ldimm64, 1",
49 .insns = {
50 BPF_MOV64_IMM(BPF_REG_0, 2),
51 BPF_LD_IMM64(BPF_REG_1, 0xfeffffffffffffffULL),
52 BPF_ALU64_IMM(BPF_RSH, BPF_REG_1, 32),
53 BPF_LD_IMM64(BPF_REG_2, 0xfeffffffULL),
54 BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 1),
55 BPF_MOV64_IMM(BPF_REG_0, 1),
56 BPF_EXIT_INSN(),
57 },
58 .result = ACCEPT,
59 .retval = 2,
60},
61{
62 "jit: mov32 for ldimm64, 2",
63 .insns = {
64 BPF_MOV64_IMM(BPF_REG_0, 1),
65 BPF_LD_IMM64(BPF_REG_1, 0x1ffffffffULL),
66 BPF_LD_IMM64(BPF_REG_2, 0xffffffffULL),
67 BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 1),
68 BPF_MOV64_IMM(BPF_REG_0, 2),
69 BPF_EXIT_INSN(),
70 },
71 .result = ACCEPT,
72 .retval = 2,
73},
74{
75 "jit: various mul tests",
76 .insns = {
77 BPF_LD_IMM64(BPF_REG_2, 0xeeff0d413122ULL),
78 BPF_LD_IMM64(BPF_REG_0, 0xfefefeULL),
79 BPF_LD_IMM64(BPF_REG_1, 0xefefefULL),
80 BPF_ALU64_REG(BPF_MUL, BPF_REG_0, BPF_REG_1),
81 BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
82 BPF_MOV64_IMM(BPF_REG_0, 1),
83 BPF_EXIT_INSN(),
84 BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
85 BPF_ALU64_REG(BPF_MUL, BPF_REG_3, BPF_REG_1),
86 BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
87 BPF_MOV64_IMM(BPF_REG_0, 1),
88 BPF_EXIT_INSN(),
89 BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
90 BPF_ALU64_IMM(BPF_MUL, BPF_REG_3, 0xefefef),
91 BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
92 BPF_MOV64_IMM(BPF_REG_0, 1),
93 BPF_EXIT_INSN(),
94 BPF_MOV32_REG(BPF_REG_2, BPF_REG_2),
95 BPF_LD_IMM64(BPF_REG_0, 0xfefefeULL),
96 BPF_ALU32_REG(BPF_MUL, BPF_REG_0, BPF_REG_1),
97 BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
98 BPF_MOV64_IMM(BPF_REG_0, 1),
99 BPF_EXIT_INSN(),
100 BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
101 BPF_ALU32_REG(BPF_MUL, BPF_REG_3, BPF_REG_1),
102 BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
103 BPF_MOV64_IMM(BPF_REG_0, 1),
104 BPF_EXIT_INSN(),
105 BPF_LD_IMM64(BPF_REG_3, 0xfefefeULL),
106 BPF_ALU32_IMM(BPF_MUL, BPF_REG_3, 0xefefef),
107 BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
108 BPF_MOV64_IMM(BPF_REG_0, 1),
109 BPF_EXIT_INSN(),
110 BPF_LD_IMM64(BPF_REG_0, 0xfefefeULL),
111 BPF_LD_IMM64(BPF_REG_2, 0x2ad4d4aaULL),
112 BPF_ALU32_IMM(BPF_MUL, BPF_REG_0, 0x2b),
113 BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
114 BPF_MOV64_IMM(BPF_REG_0, 1),
115 BPF_EXIT_INSN(),
116 BPF_LD_IMM64(BPF_REG_0, 0x952a7bbcULL),
117 BPF_LD_IMM64(BPF_REG_1, 0xfefefeULL),
118 BPF_LD_IMM64(BPF_REG_5, 0xeeff0d413122ULL),
119 BPF_ALU32_REG(BPF_MUL, BPF_REG_5, BPF_REG_1),
120 BPF_JMP_REG(BPF_JEQ, BPF_REG_5, BPF_REG_0, 2),
121 BPF_MOV64_IMM(BPF_REG_0, 1),
122 BPF_EXIT_INSN(),
123 BPF_MOV64_IMM(BPF_REG_0, 2),
124 BPF_EXIT_INSN(),
125 },
126 .result = ACCEPT,
127 .retval = 2,
128},
129{
130 "jit: various div tests",
131 .insns = {
132 BPF_LD_IMM64(BPF_REG_2, 0xefeffeULL),
133 BPF_LD_IMM64(BPF_REG_0, 0xeeff0d413122ULL),
134 BPF_LD_IMM64(BPF_REG_1, 0xfefeeeULL),
135 BPF_ALU64_REG(BPF_DIV, BPF_REG_0, BPF_REG_1),
136 BPF_JMP_REG(BPF_JEQ, BPF_REG_0, BPF_REG_2, 2),
137 BPF_MOV64_IMM(BPF_REG_0, 1),
138 BPF_EXIT_INSN(),
139 BPF_LD_IMM64(BPF_REG_3, 0xeeff0d413122ULL),
140 BPF_ALU64_IMM(BPF_DIV, BPF_REG_3, 0xfefeeeULL),
141 BPF_JMP_REG(BPF_JEQ, BPF_REG_3, BPF_REG_2, 2),
142 BPF_MOV64_IMM(BPF_REG_0, 1),
143 BPF_EXIT_INSN(),
144 BPF_LD_IMM64(BPF_REG_2, 0xaa93ULL),
145 BPF_ALU64_IMM(BPF_MOD, BPF_REG_1, 0xbeefULL),
146 BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 2),
147 BPF_MOV64_IMM(BPF_REG_0, 1),
148 BPF_EXIT_INSN(),
149 BPF_LD_IMM64(BPF_REG_1, 0xfefeeeULL),
150 BPF_LD_IMM64(BPF_REG_3, 0xbeefULL),
151 BPF_ALU64_REG(BPF_MOD, BPF_REG_1, BPF_REG_3),
152 BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 2),
153 BPF_MOV64_IMM(BPF_REG_0, 1),
154 BPF_EXIT_INSN(),
155 BPF_LD_IMM64(BPF_REG_2, 0x5ee1dULL),
156 BPF_LD_IMM64(BPF_REG_1, 0xfefeeeULL),
157 BPF_LD_IMM64(BPF_REG_3, 0x2bULL),
158 BPF_ALU32_REG(BPF_DIV, BPF_REG_1, BPF_REG_3),
159 BPF_JMP_REG(BPF_JEQ, BPF_REG_1, BPF_REG_2, 2),
160 BPF_MOV64_IMM(BPF_REG_0, 1),
161 BPF_EXIT_INSN(),
162 BPF_ALU32_REG(BPF_DIV, BPF_REG_1, BPF_REG_1),
163 BPF_JMP_IMM(BPF_JEQ, BPF_REG_1, 1, 2),
164 BPF_MOV64_IMM(BPF_REG_0, 1),
165 BPF_EXIT_INSN(),
166 BPF_ALU64_REG(BPF_MOD, BPF_REG_2, BPF_REG_2),
167 BPF_JMP_IMM(BPF_JEQ, BPF_REG_2, 0, 2),
168 BPF_MOV64_IMM(BPF_REG_0, 1),
169 BPF_EXIT_INSN(),
170 BPF_MOV64_IMM(BPF_REG_0, 2),
171 BPF_EXIT_INSN(),
172 },
173 .result = ACCEPT,
174 .retval = 2,
175},
176{
177 "jit: jsgt, jslt",
178 .insns = {
179 BPF_LD_IMM64(BPF_REG_1, 0x80000000ULL),
180 BPF_LD_IMM64(BPF_REG_2, 0x0ULL),
181 BPF_JMP_REG(BPF_JSGT, BPF_REG_1, BPF_REG_2, 2),
182 BPF_MOV64_IMM(BPF_REG_0, 1),
183 BPF_EXIT_INSN(),
184
185 BPF_JMP_REG(BPF_JSLT, BPF_REG_2, BPF_REG_1, 2),
186 BPF_MOV64_IMM(BPF_REG_0, 1),
187 BPF_EXIT_INSN(),
188
189 BPF_MOV64_IMM(BPF_REG_0, 2),
190 BPF_EXIT_INSN(),
191 },
192 .result = ACCEPT,
193 .retval = 2,
194},
195{
196 "jit: torturous jumps, imm8 nop jmp and pure jump padding",
197 .insns = { },
198 .fill_helper = bpf_fill_torturous_jumps,
199 .prog_type = BPF_PROG_TYPE_SCHED_CLS,
200 .result = ACCEPT,
201 .retval = 1,
202},
203{
204 "jit: torturous jumps, imm32 nop jmp and jmp_cond padding",
205 .insns = { },
206 .fill_helper = bpf_fill_torturous_jumps,
207 .prog_type = BPF_PROG_TYPE_SCHED_CLS,
208 .result = ACCEPT,
209 .retval = 2,
210},
211{
212 "jit: torturous jumps in subprog",
213 .insns = { },
214 .fill_helper = bpf_fill_torturous_jumps,
215 .prog_type = BPF_PROG_TYPE_SCHED_CLS,
216 .result = ACCEPT,
217 .retval = 3,
218},