glibc/sysdeps/unix/sysv/linux/x86_64/get-cpuid-feature-leaf.c
H.J. Lu f2b65a4471 x86-64/cet: Make CET feature check specific to Linux/x86
CET feature bits in TCB, which are Linux specific, are used to check if
CET features are active.  Move CET feature check to Linux/x86 directory.
Reviewed-by: Noah Goldstein <goldstein.w.n@gmail.com>
2024-01-11 20:35:24 -08:00

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C

/* Get CPUID feature leaf. Linux/x86-64 version.
Copyright (C) 2024 Free Software Foundation, Inc.
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/>. */
#include <sysdeps/x86/get-cpuid-feature-leaf.c>
#ifdef __LP64__
_Static_assert (FEATURE_1_OFFSET == 72, "FEATURE_1_OFFSET != 72");
#else
_Static_assert (FEATURE_1_OFFSET == 40, "FEATURE_1_OFFSET != 40");
#endif