1 | /* Test CET property note parser. |
2 | Copyright (C) 2018-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <cet.h> |
20 | |
21 | .text |
22 | .p2align 4,,15 |
23 | .globl bar |
24 | .type bar, @function |
25 | /* Since this function doesn't start with ENDBR, it should lead to the |
26 | IBT violation when called indirectly. */ |
27 | bar: |
28 | .cfi_startproc |
29 | ret |
30 | .cfi_endproc |
31 | .size bar, .-bar |
32 | |
33 | #if __SIZEOF_PTRDIFF_T__ == 8 |
34 | # define ALIGN 3 |
35 | #elif __SIZEOF_PTRDIFF_T__ == 4 |
36 | # define ALIGN 2 |
37 | #endif |
38 | |
39 | /* In NT_GNU_PROPERTY_TYPE_0 note, add a GNU_PROPERTY_STACK_SIZE property |
40 | before the GNU_PROPERTY_X86_FEATURE_1_AND property. */ |
41 | .section ".note.gnu.property" , "a" |
42 | .p2align ALIGN |
43 | .long 1f - 0f /* name length */ |
44 | .long 5f - 2f /* data length */ |
45 | .long 5 /* note type */ |
46 | 0: .asciz "GNU" /* vendor name */ |
47 | 1: |
48 | .p2align ALIGN |
49 | 2: |
50 | .long 1 /* pr_type. */ |
51 | .long 4f - 3f /* pr_datasz. */ |
52 | 3: |
53 | #if __SIZEOF_PTRDIFF_T__ == 8 |
54 | .long 0x800 |
55 | .long 0x800 |
56 | #else |
57 | .long 0x08000800 |
58 | #endif |
59 | 4: |
60 | .p2align ALIGN |
61 | 5: |
62 | |
63 | .section .note.GNU-stack,"" ,@progbits |
64 | |