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43e9d192 | 1 | /* Machine description for AArch64 architecture. |
a945c346 | 2 | Copyright (C) 2009-2024 Free Software Foundation, Inc. |
43e9d192 IB |
3 | Contributed by ARM Ltd. |
4 | ||
5 | This file is part of GCC. | |
6 | ||
7 | GCC is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GCC is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GCC; see the file COPYING3. If not see | |
19 | <http://www.gnu.org/licenses/>. */ | |
20 | ||
21 | #ifndef GCC_AARCH64_LINUX_H | |
22 | #define GCC_AARCH64_LINUX_H | |
23 | ||
b94f5533 | 24 | #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1" |
43e9d192 | 25 | |
b6840fb7 GR |
26 | #undef MUSL_DYNAMIC_LINKER |
27 | #define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1" | |
28 | ||
a3125fc2 CL |
29 | #undef ASAN_CC1_SPEC |
30 | #define ASAN_CC1_SPEC "%{%:sanitize(address):-funwind-tables}" | |
31 | ||
32 | #undef CC1_SPEC | |
33 | #define CC1_SPEC GNU_USER_TARGET_CC1_SPEC ASAN_CC1_SPEC | |
34 | ||
3f3e266e AS |
35 | #define CPP_SPEC "%{pthread:-D_REENTRANT}" |
36 | ||
43e9d192 IB |
37 | #define LINUX_TARGET_LINK_SPEC "%{h*} \ |
38 | %{static:-Bstatic} \ | |
39 | %{shared:-shared} \ | |
40 | %{symbolic:-Bsymbolic} \ | |
8c6562e1 | 41 | %{!static:%{!static-pie: \ |
cbc4d454 | 42 | %{rdynamic:-export-dynamic} \ |
8c6562e1 JJ |
43 | %{!shared:-dynamic-linker " GNU_USER_DYNAMIC_LINKER "}}} \ |
44 | %{static-pie:-Bstatic -pie --no-dynamic-linker -z text} \ | |
43e9d192 | 45 | -X \ |
eee0e487 | 46 | %{mbig-endian:-EB} %{mlittle-endian:-EL} \ |
b94f5533 | 47 | -maarch64linux%{mabi=ilp32:32}%{mbig-endian:b}" |
43e9d192 | 48 | |
91bed1a1 RE |
49 | |
50 | #define LINK_SPEC LINUX_TARGET_LINK_SPEC AARCH64_ERRATA_LINK_SPEC | |
43e9d192 | 51 | |
b677236a | 52 | #define GNU_USER_TARGET_MATHFILE_SPEC \ |
0bf7131e | 53 | "%{Ofast|ffast-math|funsafe-math-optimizations:%{!shared:crtfastmath.o%s}}" |
b677236a MS |
54 | |
55 | #undef ENDFILE_SPEC | |
56 | #define ENDFILE_SPEC \ | |
57 | GNU_USER_TARGET_MATHFILE_SPEC " " \ | |
58 | GNU_USER_TARGET_ENDFILE_SPEC | |
59 | ||
43e9d192 IB |
60 | #define TARGET_OS_CPP_BUILTINS() \ |
61 | do \ | |
62 | { \ | |
63 | GNU_USER_TARGET_OS_CPP_BUILTINS(); \ | |
64 | } \ | |
65 | while (0) | |
66 | ||
32efff9f | 67 | #define TARGET_ASM_FILE_END aarch64_file_end_indicate_exec_stack |
6c43e15e | 68 | |
cbddf64c JJ |
69 | /* Uninitialized common symbols in non-PIE executables, even with |
70 | strong definitions in dependent shared libraries, will resolve | |
71 | to COPY relocated symbol in the executable. See PR65780. */ | |
72 | #undef TARGET_BINDS_LOCAL_P | |
73 | #define TARGET_BINDS_LOCAL_P default_binds_local_p_2 | |
74 | ||
a3eb8a52 EB |
75 | /* Define this to be nonzero if static stack checking is supported. */ |
76 | #define STACK_CHECK_STATIC_BUILTIN 1 | |
77 | ||
43e9d192 | 78 | #endif /* GCC_AARCH64_LINUX_H */ |