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1 | /* Target macros for the FRV Linux port of GCC. | |
2 | Copyright (C) 1999-2017 Free Software Foundation, Inc. | |
3 | Contributed by Red Hat Inc. | |
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 | |
9 | by the Free Software Foundation; either version 3, or (at your | |
10 | option) any later version. | |
11 | ||
12 | GCC is distributed in the hope that it will be useful, but WITHOUT | |
13 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
14 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
15 | 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 __FRV_LINUX_H__ | |
22 | #define __FRV_LINUX_H__ | |
23 | ||
24 | #undef SUBTARGET_DRIVER_SELF_SPECS | |
25 | #define SUBTARGET_DRIVER_SELF_SPECS \ | |
26 | "%{!mno-fdpic:-mfdpic}", | |
27 | ||
28 | #undef STARTFILE_SPEC | |
29 | #define STARTFILE_SPEC \ | |
30 | "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \ | |
31 | crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}" | |
32 | ||
33 | #undef ENDFILE_SPEC | |
34 | #define ENDFILE_SPEC \ | |
35 | "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s" | |
36 | ||
37 | #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" | |
38 | ||
39 | #undef LINK_SPEC | |
40 | #define LINK_SPEC "\ | |
41 | %{mfdpic: -m elf32frvfd -z text} %{shared} %{pie} \ | |
42 | %{!shared: %{!static: \ | |
43 | %{rdynamic:-export-dynamic} \ | |
44 | -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \ | |
45 | %{static}}" | |
46 | ||
47 | /* Support for compile-time default CPU. */ | |
48 | #define OPTION_DEFAULT_SPECS \ | |
49 | {"cpu", "%{!mcpu=*:-mcpu=%(VALUE)}" } | |
50 | ||
51 | /* Define OS-specific predefined preprocessor macros. */ | |
52 | #define TARGET_OS_CPP_BUILTINS() \ | |
53 | do { \ | |
54 | builtin_define ("__gnu_linux__"); \ | |
55 | builtin_define_std ("linux"); \ | |
56 | builtin_define_std ("unix"); \ | |
57 | builtin_assert ("system=linux"); \ | |
58 | } while (0) | |
59 | ||
60 | #define HAS_INIT_SECTION 1 | |
61 | #define INIT_SECTION_ASM_OP "\t.section .init,\"ax\"" | |
62 | #define FINI_SECTION_ASM_OP "\t.section .fini,\"ax\"" | |
63 | ||
64 | #define CRT_CALL_STATIC_FUNCTION(SECTION_OP, FUNC) \ | |
65 | asm (SECTION_OP); \ | |
66 | asm ("ldi.p @(fp,4), gr15 ! call " #FUNC); \ | |
67 | asm (TEXT_SECTION_ASM_OP); | |
68 | ||
69 | #undef INVOKE__main | |
70 | ||
71 | #undef Twrite | |
72 | #define Twrite __write | |
73 | ||
74 | #endif /* __FRV_LINUX_H__ */ |