1 | /* Definitions for systems using, at least optionally, a GNU |
2 | (glibc-based) userspace or other userspace with libc derived from |
3 | glibc (e.g. uClibc) or for which similar specs are appropriate. |
4 | Copyright (C) 1995-2023 Free Software Foundation, Inc. |
5 | Contributed by Eric Youngdale. |
6 | Modified for stabs-in-ELF by H.J. Lu (hjl@lucon.org). |
7 | |
8 | This file is part of GCC. |
9 | |
10 | GCC is free software; you can redistribute it and/or modify |
11 | it under the terms of the GNU General Public License as published by |
12 | the Free Software Foundation; either version 3, or (at your option) |
13 | any later version. |
14 | |
15 | GCC is distributed in the hope that it will be useful, |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
18 | GNU General Public License for more details. |
19 | |
20 | Under Section 7 of GPL version 3, you are granted additional |
21 | permissions described in the GCC Runtime Library Exception, version |
22 | 3.1, as published by the Free Software Foundation. |
23 | |
24 | You should have received a copy of the GNU General Public License and |
25 | a copy of the GCC Runtime Library Exception along with this program; |
26 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
27 | <http://www.gnu.org/licenses/>. */ |
28 | |
29 | #undef ASM_APP_ON |
30 | #define ASM_APP_ON "#APP\n" |
31 | |
32 | #undef ASM_APP_OFF |
33 | #define ASM_APP_OFF "#NO_APP\n" |
34 | |
35 | #if ENABLE_OFFLOADING == 1 |
36 | #define CRTOFFLOADBEGIN "%{fopenacc|fopenmp:crtoffloadbegin%O%s}" |
37 | #define CRTOFFLOADEND "%{fopenacc|fopenmp:crtoffloadend%O%s}" |
38 | #else |
39 | #define CRTOFFLOADBEGIN "" |
40 | #define CRTOFFLOADEND "" |
41 | #endif |
42 | |
43 | #define GNU_USER_TARGET_CRTI "crti.o%s" |
44 | #define GNU_USER_TARGET_CRTN "crtn.o%s" |
45 | |
46 | /* Provide a STARTFILE_SPEC appropriate for GNU userspace. Here we add |
47 | the GNU userspace magical crtbegin.o file (see crtstuff.c) which |
48 | provides part of the support for getting C++ file-scope static |
49 | object constructed before entering `main'. */ |
50 | |
51 | #define GNU_USER_TARGET_STARTFILE_SPEC \ |
52 | "%{shared:; \ |
53 | pg|p|profile:%{static-pie:grcrt1.o%s;:gcrt1.o%s}; \ |
54 | static:crt1.o%s; \ |
55 | static-pie:rcrt1.o%s; \ |
56 | " PIE_SPEC ":Scrt1.o%s; \ |
57 | :crt1.o%s} " \ |
58 | GNU_USER_TARGET_CRTI " \ |
59 | %{static:crtbeginT.o%s; \ |
60 | shared|static-pie|" PIE_SPEC ":crtbeginS.o%s; \ |
61 | :crtbegin.o%s} \ |
62 | %{fvtable-verify=none:%s; \ |
63 | fvtable-verify=preinit:vtv_start_preinit.o%s; \ |
64 | fvtable-verify=std:vtv_start.o%s} " \ |
65 | CRTOFFLOADBEGIN |
66 | #undef STARTFILE_SPEC |
67 | #define STARTFILE_SPEC GNU_USER_TARGET_STARTFILE_SPEC |
68 | |
69 | /* Provide a ENDFILE_SPEC appropriate for GNU userspace. Here we tack on |
70 | the GNU userspace magical crtend.o file (see crtstuff.c) which |
71 | provides part of the support for getting C++ file-scope static |
72 | object constructed before entering `main', followed by a normal |
73 | GNU userspace "finalizer" file, `crtn.o'. */ |
74 | |
75 | #define GNU_USER_TARGET_ENDFILE_SPEC \ |
76 | "%{!static:%{fvtable-verify=none:%s; \ |
77 | fvtable-verify=preinit:vtv_end_preinit.o%s; \ |
78 | fvtable-verify=std:vtv_end.o%s}} \ |
79 | %{static:crtend.o%s; \ |
80 | shared|static-pie|" PIE_SPEC ":crtendS.o%s; \ |
81 | :crtend.o%s} " \ |
82 | GNU_USER_TARGET_CRTN " " \ |
83 | CRTOFFLOADEND |
84 | #undef ENDFILE_SPEC |
85 | #define ENDFILE_SPEC GNU_USER_TARGET_ENDFILE_SPEC |
86 | |
87 | /* This is for -profile to use -lc_p instead of -lc. */ |
88 | #define GNU_USER_TARGET_CC1_SPEC "%{profile:-p}" |
89 | #ifndef CC1_SPEC |
90 | #define CC1_SPEC GNU_USER_TARGET_CC1_SPEC |
91 | #endif |
92 | |
93 | /* The GNU C++ standard library requires that these macros be defined. */ |
94 | #undef CPLUSPLUS_CPP_SPEC |
95 | #define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)" |
96 | |
97 | #define GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC \ |
98 | "%{shared:-lc} \ |
99 | %{!shared:%{profile:-lc_p}%{!profile:-lc}}" |
100 | |
101 | #define GNU_USER_TARGET_LIB_SPEC \ |
102 | "%{pthread:-lpthread} " \ |
103 | GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC |
104 | |
105 | #undef LIB_SPEC |
106 | #define LIB_SPEC GNU_USER_TARGET_LIB_SPEC |
107 | |
108 | #if defined(HAVE_LD_EH_FRAME_HDR) |
109 | #define LINK_EH_SPEC "%{!static|static-pie:--eh-frame-hdr} " |
110 | #endif |
111 | |
112 | #define GNU_USER_TARGET_LINK_GCC_C_SEQUENCE_SPEC \ |
113 | "%{static|static-pie:--start-group} %G %{!nolibc:%L} \ |
114 | %{static|static-pie:--end-group}%{!static:%{!static-pie:%G}}" |
115 | |
116 | #undef LINK_GCC_C_SEQUENCE_SPEC |
117 | #define LINK_GCC_C_SEQUENCE_SPEC GNU_USER_TARGET_LINK_GCC_C_SEQUENCE_SPEC |
118 | |
119 | /* Use --as-needed -lgcc_s for eh support. */ |
120 | #ifdef HAVE_LD_AS_NEEDED |
121 | #define USE_LD_AS_NEEDED 1 |
122 | #endif |
123 | |
124 | #define TARGET_POSIX_IO |
125 | |
126 | #undef TARGET_LIBC_HAS_FUNCTION |
127 | #define TARGET_LIBC_HAS_FUNCTION gnu_libc_has_function |
128 | |
129 | /* Link -lasan early on the command line. For -static-libasan, don't link |
130 | it for -shared link, the executable should be compiled with -static-libasan |
131 | in that case, and for executable link with --{,no-}whole-archive around |
132 | it to force everything into the executable. And similarly for -ltsan, |
133 | -lhwasan, and -llsan. */ |
134 | #if defined(HAVE_LD_STATIC_DYNAMIC) |
135 | #undef LIBASAN_EARLY_SPEC |
136 | #define LIBASAN_EARLY_SPEC "%{!shared:libasan_preinit%O%s} " \ |
137 | "%{static-libasan:%{!shared:" \ |
138 | LD_STATIC_OPTION " --whole-archive -lasan --no-whole-archive " \ |
139 | LD_DYNAMIC_OPTION "}}%{!static-libasan:-lasan}" |
140 | #undef LIBHWASAN_EARLY_SPEC |
141 | #define LIBHWASAN_EARLY_SPEC "%{!shared:libhwasan_preinit%O%s} " \ |
142 | "%{static-libhwasan:%{!shared:" \ |
143 | LD_STATIC_OPTION " --whole-archive -lhwasan --no-whole-archive " \ |
144 | LD_DYNAMIC_OPTION "}}%{!static-libhwasan:-lhwasan}" |
145 | #undef LIBTSAN_EARLY_SPEC |
146 | #define LIBTSAN_EARLY_SPEC "%{!shared:libtsan_preinit%O%s} " \ |
147 | "%{static-libtsan:%{!shared:" \ |
148 | LD_STATIC_OPTION " --whole-archive -ltsan --no-whole-archive " \ |
149 | LD_DYNAMIC_OPTION "}}%{!static-libtsan:-ltsan}" |
150 | #undef LIBLSAN_EARLY_SPEC |
151 | #define LIBLSAN_EARLY_SPEC "%{!shared:liblsan_preinit%O%s} " \ |
152 | "%{static-liblsan:%{!shared:" \ |
153 | LD_STATIC_OPTION " --whole-archive -llsan --no-whole-archive " \ |
154 | LD_DYNAMIC_OPTION "}}%{!static-liblsan:-llsan}" |
155 | #endif |
156 | |
157 | #undef TARGET_F951_OPTIONS |
158 | #define TARGET_F951_OPTIONS "%{!nostdinc:\ |
159 | %:fortran-preinclude-file(-fpre-include= math-vector-fortran.h finclude%s/)}" |
160 | |