// SPDX-License-Identifier: GPL-2.0
/* Converted from tools/testing/selftests/bpf/verifier/div0.c */
#include <linux/bpf.h>
#include <bpf/bpf_helpers.h>
#include "bpf_misc.h"
SEC("socket")
__description("DIV32 by 0, zero check 1")
__success __success_unpriv __retval(42)
__naked void by_0_zero_check_1_1(void)
{
asm volatile (" \
w0 = 42; \
w1 = 0; \
w2 = 1; \
w2 /= w1; \
exit; \
" ::: __clobber_all);
}
SEC("socket")
__description("DIV32 by 0, zero check 2")
__success __success_unpriv __retval(42)
__naked void by_0_zero_check_2_1(void)
{
asm volatile (" \
w0 = 42; \
r1 = 0xffffffff00000000LL ll; \
w2 = 1; \
w2 /= w1; \
exit; \
" ::: __clobber_all);
}
SEC("socket")
__description("DIV64 by 0, zero check")
__success __success_unpriv __retval(42)
__naked void div64_by_0_zero_check(void)
{
asm volatile (" \
w0 = 42; \
w1 = 0; \
w2 = 1; \
r2 /= r1; \
exit; \
" ::: __clobber_all);
}
SEC("socket")
__description("MOD32 by 0, zero check 1")
__success __success_unpriv __retval(42)
__naked void by_0_zero_check_1_2(void)
{
asm volatile (" \
w0 = 42; \
w1 = 0; \
w2 = 1; \
w2 %%= w1; \
exit; \
" ::: __clobber_all);
}
SEC("socket")
__description("MOD32 by 0, zero check 2")
__success __success_unpriv __retval(42)
__naked void by_0_zero_check_2_2(void)
{
asm volatile (" \
w0 = 42; \
r1 = 0xffffffff00000000LL ll; \
w2 = 1; \
w2 %%= w1; \
exit; \
" ::: __clobber_all);
}
SEC("socket")
__description("MOD64 by 0, zero check")
__success __success_unpriv __retval(42)
__naked void mod64_by_0_zero_check(void)
{
asm volatile (" \
w0 = 42; \
w1 = 0; \
w2 = 1; \
r2 %%= r1; \
exit; \
" ::: __clobber_all);
}
SEC("tc")
__description("DIV32 by 0, zero check ok, cls")
__success __retval(8)
__naked void _0_zero_check_ok_cls_1(void)
{
asm volatile (" \
w0 = 42; \
w1 = 2; \
w2 = 16; \
w2 /= w1; \
r0 = r2; \
exit; \
" ::: __clobber_all);
}
SEC("tc")
__description("DIV32 by 0, zero check 1, cls")
__success __retval(0)
__naked void _0_zero_check_1_cls_1(void)
{
asm volatile (" \
w1 = 0; \
w0 = 1; \
w0 /= w1; \
exit; \
" ::: __clobber_all);
}
SEC("tc")
__description("DIV32 by 0, zero check 2, cls")
__success __retval(0)
__naked void _0_zero_check_2_cls_1(void)
{
asm volatile (" \
r1 = 0xffffffff00000000LL ll; \
w0 = 1; \
w0 /= w1; \
exit; \
" ::: __clobber_all);
}
SEC("tc")
__description("DIV64 by 0, zero check, cls")
__success __retval(0)
__naked void by_0_zero_check_cls(void)
{
asm volatile (" \
w1 = 0; \
w0 = 1; \
r0 /= r1; \
exit; \
" ::: __clobber_all);
}
SEC("tc")
__description("MOD32 by 0, zero check ok, cls")
__success __retval(2)
__naked void _0_zero_check_ok_cls_2(void)
{
asm volatile (" \
w0 = 42; \
w1 = 3; \
w2 = 5; \
w2 %%= w1; \
r0 = r2; \
exit; \
" ::: __clobber_all);
}
SEC("tc")
__description("MOD32 by 0, zero check 1, cls")
__success __retval(1)
__naked void _0_zero_check_1_cls_2(void)
{
asm volatile (" \
w1 = 0; \
w0 = 1; \
w0 %%= w1; \
exit; \
" ::: __clobber_all);
}
SEC("tc")
__description("MOD32 by 0, zero check 2, cls")
__success __retval(1)
__naked void _0_zero_check_2_cls_2(void)
{
asm volatile (" \
r1 = 0xffffffff00000000LL ll; \
w0 = 1; \
w0 %%= w1; \
exit; \
" ::: __clobber_all);
}
SEC("tc")
__description("MOD64 by 0, zero check 1, cls")
__success __retval(2)
__naked void _0_zero_check_1_cls_3(void)
{
asm volatile (" \
w1 = 0; \
w0 = 2; \
r0 %%= r1; \
exit; \
" ::: __clobber_all);
}
SEC("tc")
__description("MOD64 by 0, zero check 2, cls")
__success __retval(-1)
__naked void _0_zero_check_2_cls_3(void)
{
asm volatile (" \
w1 = 0; \
w0 = -1; \
r0 %%= r1; \
exit; \
" ::: __clobber_all);
}
char _license[] SEC("license") = "GPL";