?? pthreaddef.h
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/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *//* Default stack size. */#define ARCH_STACK_DEFAULT_SIZE (2 * 1024 * 1024)/* Required stack pointer alignment at beginning. SSE requires 16 bytes. */#define STACK_ALIGN 16/* Minimal stack size after allocating thread descriptor and guard size. */#define MINIMAL_REST_STACK 2048/* Alignment requirement for TCB. */#define TCB_ALIGNMENT 16/* Location of current stack frame. */#define CURRENT_STACK_FRAME __builtin_frame_address (0)/* XXX Until we have a better place keep the definitions here. *//* While there is no such syscall. */#define __exit_thread_inline(val) \ while (1) { \ if (__builtin_constant_p (val) && (val) == 0) \ asm volatile ("xorl %%ebx, %%ebx; int $0x80" :: "a" (__NR_exit)); \ else \ asm volatile ("movl %1, %%ebx; int $0x80" \ :: "a" (__NR_exit), "r" (val)); \ }
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