sysdeps/powerpc/nptl/pthreaddef.h

   1 /* Copyright (C) 2003-2019 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 /* Default stack size.  */
  19 #define ARCH_STACK_DEFAULT_SIZE (4 * 1024 * 1024)
  20
  21 /* Required stack pointer alignment at beginning.  The ABI requires 16
  22    bytes (for both 32-bit and 64-bit PowerPC).  */
  23 #define STACK_ALIGN             16
  24
  25 /* Minimal stack size after allocating thread descriptor and guard size.  */
  26 #define MINIMAL_REST_STACK      4096
  27
  28 /* Alignment requirement for TCB.  */
  29 #define TCB_ALIGNMENT           16
  30
  31
  32 /* Location of current stack frame.  */
  33 #define CURRENT_STACK_FRAME     __builtin_frame_address (0)