sysdeps/unix/sysv/linux/x86_64/x32/times.c

   1 /* Linux times.  X32 version.
   2    Copyright (C) 2015-2017 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <sysdep.h>
  20
  21 /* Linux times system call returns 64-bit integer.  */
  22 #undef INTERNAL_SYSCALL_NCS
  23 #define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \
  24   ({                                                                          \
  25     unsigned long long int resultvar;                                         \
  26     LOAD_ARGS_##nr (args)                                                     \
  27     LOAD_REGS_##nr                                                            \
  28     asm volatile (                                                            \
  29     "syscall\n\t"                                                             \
  30     : "=a" (resultvar)                                                        \
  31     : "0" (name) ASM_ARGS_##nr : "memory", REGISTERS_CLOBBERED_BY_SYSCALL);   \
  32     (long long int) resultvar; })
  33
  34 #undef INTERNAL_SYSCALL_ERROR_P
  35 #define INTERNAL_SYSCALL_ERROR_P(val, err) \
  36   ((unsigned long long int) (val) >= -4095LL)
  37
  38 #include <sysdeps/unix/sysv/linux/times.c>