diff options
Diffstat (limited to 'sysdeps/x86_64/dl-procruntime.c')
-rw-r--r-- | sysdeps/x86_64/dl-procruntime.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/sysdeps/x86_64/dl-procruntime.c b/sysdeps/x86_64/dl-procruntime.c new file mode 100644 index 0000000..7078581 --- /dev/null +++ b/sysdeps/x86_64/dl-procruntime.c @@ -0,0 +1,78 @@ +/* Data for processor runtime information. x86-64 version. + Copyright (C) 2018-2024 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +/* This information must be kept in sync with the _DL_HWCAP_COUNT, + HWCAP_PLATFORMS_START and HWCAP_PLATFORMS_COUNT definitions in + dl-hwcap.h. + + If anything should be added here check whether the size of each string + is still ok with the given array size. + + All the #ifdefs in the definitions are quite irritating but + necessary if we want to avoid duplicating the information. There + are three different modes: + + - PROCINFO_DECL is defined. This means we are only interested in + declarations. + + - PROCINFO_DECL is not defined: + + + if SHARED is defined the file is included in an array + initializer. The .element = { ... } syntax is needed. + + + if SHARED is not defined a normal array initialization is + needed. + */ + +#ifndef PROCINFO_CLASS +# define PROCINFO_CLASS +#endif + +#if !IS_IN (ldconfig) +# if !defined PROCINFO_DECL && defined SHARED + ._dl_x86_feature_1 +# else +PROCINFO_CLASS unsigned int _dl_x86_feature_1 +# endif +# ifndef PROCINFO_DECL += 0 +# endif +# if !defined SHARED || defined PROCINFO_DECL +; +# else +, +# endif + +# if !defined PROCINFO_DECL && defined SHARED + ._dl_x86_feature_control +# else +PROCINFO_CLASS struct dl_x86_feature_control _dl_x86_feature_control +# endif +# ifndef PROCINFO_DECL += { + .ibt = DEFAULT_DL_X86_CET_CONTROL, + .shstk = DEFAULT_DL_X86_CET_CONTROL, + .plt_rewrite = plt_rewrite_none, + } +# endif +# if !defined SHARED || defined PROCINFO_DECL +; +# else +, +# endif +#endif |