diff options
Diffstat (limited to 'tools/testing/selftests/bpf/verifier/subreg.c')
| -rw-r--r-- | tools/testing/selftests/bpf/verifier/subreg.c | 533 |
1 files changed, 0 insertions, 533 deletions
diff --git a/tools/testing/selftests/bpf/verifier/subreg.c b/tools/testing/selftests/bpf/verifier/subreg.c deleted file mode 100644 index 4c4133c80440..000000000000 --- a/tools/testing/selftests/bpf/verifier/subreg.c +++ /dev/null @@ -1,533 +0,0 @@ -/* This file contains sub-register zero extension checks for insns defining - * sub-registers, meaning: - * - All insns under BPF_ALU class. Their BPF_ALU32 variants or narrow width - * forms (BPF_END) could define sub-registers. - * - Narrow direct loads, BPF_B/H/W | BPF_LDX. - * - BPF_LD is not exposed to JIT back-ends, so no need for testing. - * - * "get_prandom_u32" is used to initialize low 32-bit of some registers to - * prevent potential optimizations done by verifier or JIT back-ends which could - * optimize register back into constant when range info shows one register is a - * constant. - */ -{ - "add32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), - BPF_LD_IMM64(BPF_REG_0, 0x100000000ULL), - BPF_ALU32_REG(BPF_ADD, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "add32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - /* An insn could have no effect on the low 32-bit, for example: - * a = a + 0 - * a = a | 0 - * a = a & -1 - * But, they should still zero high 32-bit. - */ - BPF_ALU32_IMM(BPF_ADD, BPF_REG_0, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_ADD, BPF_REG_0, -2), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "sub32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), - BPF_LD_IMM64(BPF_REG_0, 0x1ffffffffULL), - BPF_ALU32_REG(BPF_SUB, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "sub32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_SUB, BPF_REG_0, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_SUB, BPF_REG_0, 1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "mul32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), - BPF_LD_IMM64(BPF_REG_0, 0x100000001ULL), - BPF_ALU32_REG(BPF_MUL, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "mul32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_MUL, BPF_REG_0, 1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_MUL, BPF_REG_0, -1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "div32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), - BPF_MOV64_IMM(BPF_REG_0, -1), - BPF_ALU32_REG(BPF_DIV, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "div32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_DIV, BPF_REG_0, 1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_DIV, BPF_REG_0, 2), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "or32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), - BPF_LD_IMM64(BPF_REG_0, 0x100000001ULL), - BPF_ALU32_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "or32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_OR, BPF_REG_0, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_OR, BPF_REG_0, 1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "and32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x100000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_1, BPF_REG_0), - BPF_LD_IMM64(BPF_REG_0, 0x1ffffffffULL), - BPF_ALU32_REG(BPF_AND, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "and32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_AND, BPF_REG_0, -1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_AND, BPF_REG_0, -2), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "lsh32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x100000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_MOV64_IMM(BPF_REG_1, 1), - BPF_ALU32_REG(BPF_LSH, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "lsh32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_LSH, BPF_REG_0, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_LSH, BPF_REG_0, 1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "rsh32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_MOV64_IMM(BPF_REG_1, 1), - BPF_ALU32_REG(BPF_RSH, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "rsh32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_RSH, BPF_REG_0, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_RSH, BPF_REG_0, 1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "neg32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_NEG, BPF_REG_0, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "mod32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), - BPF_MOV64_IMM(BPF_REG_0, -1), - BPF_ALU32_REG(BPF_MOD, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "mod32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_MOD, BPF_REG_0, 1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_MOD, BPF_REG_0, 2), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "xor32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_1, BPF_REG_0), - BPF_LD_IMM64(BPF_REG_0, 0x100000000ULL), - BPF_ALU32_REG(BPF_XOR, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "xor32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_XOR, BPF_REG_0, 1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "mov32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x100000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_1, BPF_REG_0), - BPF_LD_IMM64(BPF_REG_0, 0x100000000ULL), - BPF_MOV32_REG(BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "mov32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_MOV32_IMM(BPF_REG_0, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_MOV32_IMM(BPF_REG_0, 1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "arsh32 reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_MOV64_IMM(BPF_REG_1, 1), - BPF_ALU32_REG(BPF_ARSH, BPF_REG_0, BPF_REG_1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "arsh32 imm zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_ARSH, BPF_REG_0, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_ALU32_IMM(BPF_ARSH, BPF_REG_0, 1), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "end16 (to_le) reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_ALU64_IMM(BPF_LSH, BPF_REG_6, 32), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_ENDIAN(BPF_TO_LE, BPF_REG_0, 16), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "end32 (to_le) reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_ALU64_IMM(BPF_LSH, BPF_REG_6, 32), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_ENDIAN(BPF_TO_LE, BPF_REG_0, 32), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "end16 (to_be) reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_ALU64_IMM(BPF_LSH, BPF_REG_6, 32), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_ENDIAN(BPF_TO_BE, BPF_REG_0, 16), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "end32 (to_be) reg zero extend check", - .insns = { - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_MOV64_REG(BPF_REG_6, BPF_REG_0), - BPF_ALU64_IMM(BPF_LSH, BPF_REG_6, 32), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_6), - BPF_ENDIAN(BPF_TO_BE, BPF_REG_0, 32), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "ldx_b zero extend check", - .insns = { - BPF_MOV64_REG(BPF_REG_6, BPF_REG_10), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -4), - BPF_ST_MEM(BPF_W, BPF_REG_6, 0, 0xfaceb00c), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_6, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "ldx_h zero extend check", - .insns = { - BPF_MOV64_REG(BPF_REG_6, BPF_REG_10), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -4), - BPF_ST_MEM(BPF_W, BPF_REG_6, 0, 0xfaceb00c), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_LDX_MEM(BPF_H, BPF_REG_0, BPF_REG_6, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, -{ - "ldx_w zero extend check", - .insns = { - BPF_MOV64_REG(BPF_REG_6, BPF_REG_10), - BPF_ALU64_IMM(BPF_ADD, BPF_REG_6, -4), - BPF_ST_MEM(BPF_W, BPF_REG_6, 0, 0xfaceb00c), - BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_get_prandom_u32), - BPF_LD_IMM64(BPF_REG_1, 0x1000000000ULL), - BPF_ALU64_REG(BPF_OR, BPF_REG_0, BPF_REG_1), - BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_6, 0), - BPF_ALU64_IMM(BPF_RSH, BPF_REG_0, 32), - BPF_EXIT_INSN(), - }, - .result = ACCEPT, - .retval = 0, -}, |