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comparison gcc/config/aarch64/aarch64-linux.h @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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children 84e7813d76e9
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68:561a7518be6b 111:04ced10e8804
1 /* Machine description for AArch64 architecture.
2 Copyright (C) 2009-2017 Free Software Foundation, Inc.
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
24 #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
25
26 #undef MUSL_DYNAMIC_LINKER
27 #define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
28
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
35 #define CPP_SPEC "%{pthread:-D_REENTRANT}"
36
37 #define LINUX_TARGET_LINK_SPEC "%{h*} \
38 %{static:-Bstatic} \
39 %{shared:-shared} \
40 %{symbolic:-Bsymbolic} \
41 %{!static:%{!static-pie: \
42 %{rdynamic:-export-dynamic} \
43 %{!shared:-dynamic-linker " GNU_USER_DYNAMIC_LINKER "}}} \
44 %{static-pie:-Bstatic -pie --no-dynamic-linker -z text} \
45 -X \
46 %{mbig-endian:-EB} %{mlittle-endian:-EL} \
47 -maarch64linux%{mabi=ilp32:32}%{mbig-endian:b}"
48
49 #if TARGET_FIX_ERR_A53_835769_DEFAULT
50 #define CA53_ERR_835769_SPEC \
51 " %{!mno-fix-cortex-a53-835769:--fix-cortex-a53-835769}"
52 #else
53 #define CA53_ERR_835769_SPEC \
54 " %{mfix-cortex-a53-835769:--fix-cortex-a53-835769}"
55 #endif
56
57 #if TARGET_FIX_ERR_A53_843419_DEFAULT
58 #define CA53_ERR_843419_SPEC \
59 " %{!mno-fix-cortex-a53-843419:--fix-cortex-a53-843419}"
60 #else
61 #define CA53_ERR_843419_SPEC \
62 " %{mfix-cortex-a53-843419:--fix-cortex-a53-843419}"
63 #endif
64
65 #define LINK_SPEC LINUX_TARGET_LINK_SPEC \
66 CA53_ERR_835769_SPEC \
67 CA53_ERR_843419_SPEC
68
69 #define GNU_USER_TARGET_MATHFILE_SPEC \
70 "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s}"
71
72 #undef ENDFILE_SPEC
73 #define ENDFILE_SPEC \
74 GNU_USER_TARGET_MATHFILE_SPEC " " \
75 GNU_USER_TARGET_ENDFILE_SPEC
76
77 #define TARGET_OS_CPP_BUILTINS() \
78 do \
79 { \
80 GNU_USER_TARGET_OS_CPP_BUILTINS(); \
81 } \
82 while (0)
83
84 #define TARGET_ASM_FILE_END file_end_indicate_exec_stack
85
86 /* Uninitialized common symbols in non-PIE executables, even with
87 strong definitions in dependent shared libraries, will resolve
88 to COPY relocated symbol in the executable. See PR65780. */
89 #undef TARGET_BINDS_LOCAL_P
90 #define TARGET_BINDS_LOCAL_P default_binds_local_p_2
91
92 /* Define this to be nonzero if static stack checking is supported. */
93 #define STACK_CHECK_STATIC_BUILTIN 1
94
95 #endif /* GCC_AARCH64_LINUX_H */