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comparison gcc/config/i386/linux-common.h @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children 1830386684a0
comparison
equal deleted inserted replaced
111:04ced10e8804 131:84e7813d76e9
1 /* Definitions for Intel 386 running Linux-based GNU systems with ELF format. 1 /* Definitions for Intel 386 running Linux-based GNU systems with ELF format.
2 Copyright (C) 2012-2017 Free Software Foundation, Inc. 2 Copyright (C) 2012-2018 Free Software Foundation, Inc.
3 Contributed by Ilya Enkovich. 3 Contributed by Ilya Enkovich.
4 4
5 This file is part of GCC. 5 This file is part of GCC.
6 6
7 GCC is free software; you can redistribute it and/or modify 7 GCC is free software; you can redistribute it and/or modify
52 LINUX_OR_ANDROID_LD (GNU_USER_TARGET_MATHFILE_SPEC " " \ 52 LINUX_OR_ANDROID_LD (GNU_USER_TARGET_MATHFILE_SPEC " " \
53 GNU_USER_TARGET_ENDFILE_SPEC, \ 53 GNU_USER_TARGET_ENDFILE_SPEC, \
54 GNU_USER_TARGET_MATHFILE_SPEC " " \ 54 GNU_USER_TARGET_MATHFILE_SPEC " " \
55 ANDROID_ENDFILE_SPEC) 55 ANDROID_ENDFILE_SPEC)
56 56
57 #ifndef LIBMPX_LIBS
58 #define LIBMPX_LIBS "\
59 %:include(libmpx.spec)%(link_libmpx)"
60 #endif
61
62 #ifndef LINK_MPX
63 #if defined (HAVE_LD_BNDPLT_SUPPORT)
64 #define LINK_MPX "-z bndplt "
65 #else
66 #define LINK_MPX \
67 "%nGCC was configured with a linker with no '-z bndplt' support. " \
68 "It significantly reduces MPX coverage for dynamic codes. " \
69 "It is strongly recommended to use GCC properly configured for MPX."
70 #endif
71 #endif
72
73 #ifndef MPX_SPEC
74 #ifdef SPEC_64
75 #define MPX_SPEC "\
76 %{mmpx:%{fcheck-pointer-bounds:%{!static:%{" SPEC_64 ":" LINK_MPX "}}}}"
77 #else
78 #define MPX_SPEC ""
79 #endif
80 #endif
81
82 #ifdef HAVE_LD_PUSHPOPSTATE_SUPPORT 57 #ifdef HAVE_LD_PUSHPOPSTATE_SUPPORT
83 #define MPX_LD_AS_NEEDED_GUARD_PUSH "--push-state --no-as-needed" 58 #define MPX_LD_AS_NEEDED_GUARD_PUSH "--push-state --no-as-needed"
84 #define MPX_LD_AS_NEEDED_GUARD_POP "--pop-state" 59 #define MPX_LD_AS_NEEDED_GUARD_POP "--pop-state"
85 #else 60 #else
86 #define MPX_LD_AS_NEEDED_GUARD_PUSH "" 61 #define MPX_LD_AS_NEEDED_GUARD_PUSH ""
87 #define MPX_LD_AS_NEEDED_GUARD_POP "" 62 #define MPX_LD_AS_NEEDED_GUARD_POP ""
88 #endif 63 #endif
89 64
90 #ifndef LIBMPX_SPEC
91 #if defined(HAVE_LD_STATIC_DYNAMIC)
92 #define LIBMPX_SPEC "\
93 %{mmpx:%{fcheck-pointer-bounds:\
94 %{static:--whole-archive -lmpx --no-whole-archive" LIBMPX_LIBS "}\
95 %{!static:%{static-libmpx:" LD_STATIC_OPTION " --whole-archive}\
96 %{!static-libmpx:" MPX_LD_AS_NEEDED_GUARD_PUSH "} -lmpx \
97 %{!static-libmpx:" MPX_LD_AS_NEEDED_GUARD_POP "} \
98 %{static-libmpx:--no-whole-archive " LD_DYNAMIC_OPTION \
99 LIBMPX_LIBS "}}}}"
100 #else
101 #define LIBMPX_SPEC "\
102 %{mmpx:%{fcheck-pointer-bounds:-lmpx" LIBMPX_LIBS "}}"
103 #endif
104 #endif
105
106 #ifndef LIBMPXWRAPPERS_SPEC
107 #if defined(HAVE_LD_STATIC_DYNAMIC)
108 #define LIBMPXWRAPPERS_SPEC "\
109 %{mmpx:%{fcheck-pointer-bounds:%{!fno-chkp-use-wrappers:\
110 %{static:-lmpxwrappers}\
111 %{!static:%{static-libmpxwrappers:" LD_STATIC_OPTION "}\
112 -lmpxwrappers %{static-libmpxwrappers: "\
113 LD_DYNAMIC_OPTION "}}}}}"
114 #else
115 #define LIBMPXWRAPPERS_SPEC "\
116 %{mmpx:%{fcheck-pointer-bounds:{!fno-chkp-use-wrappers:-lmpxwrappers}}}"
117 #endif
118 #endif
119
120 #ifndef CHKP_SPEC
121 #define CHKP_SPEC "\
122 %{!nostdlib:%{!nodefaultlibs:" LIBMPX_SPEC LIBMPXWRAPPERS_SPEC "}}" MPX_SPEC
123 #endif
124
125 extern void file_end_indicate_exec_stack_and_cet (void); 65 extern void file_end_indicate_exec_stack_and_cet (void);
126 66
127 #undef TARGET_ASM_FILE_END 67 #undef TARGET_ASM_FILE_END
128 #define TARGET_ASM_FILE_END file_end_indicate_exec_stack_and_cet 68 #define TARGET_ASM_FILE_END file_end_indicate_exec_stack_and_cet