glibc/sysdeps/unix/sysv/linux/x86/bits/procfs.h

51 lines
2.0 KiB
C

/* Types for registers for sys/procfs.h. x86 version.
Copyright (C) 2001-2020 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/>. */
#ifndef _SYS_PROCFS_H
# error "Never include <bits/procfs.h> directly; use <sys/procfs.h> instead."
#endif
/* Type for a general-purpose register. */
#ifdef __x86_64__
__extension__ typedef unsigned long long elf_greg_t;
#else
typedef unsigned long elf_greg_t;
#endif
/* And the whole bunch of them. We could have used `struct
user_regs_struct' directly in the typedef, but tradition says that
the register set is an array, which does have some peculiar
semantics, so leave it that way. */
#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof (elf_greg_t))
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
#ifndef __x86_64__
/* Register set for the floating-point registers. */
typedef struct user_fpregs_struct elf_fpregset_t;
/* Register set for the extended floating-point registers. Includes
the Pentium III SSE registers in addition to the classic
floating-point stuff. */
typedef struct user_fpxregs_struct elf_fpxregset_t;
#else
/* Register set for the extended floating-point registers. Includes
the Pentium III SSE registers in addition to the classic
floating-point stuff. */
typedef struct user_fpregs_struct elf_fpregset_t;
#endif