1 /* Copyright (C) 2003 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 <http://www.gnu.org/licenses/>. */ 17 18 #include <sysdep.h> 19 20 /* Required stack pointer alignment at beginning. */ 21 #define STACK_ALIGN 8 22 23 /* Minimal stack size after allocating thread descriptor and guard size. */ 24 #define MINIMAL_REST_STACK 2048 25 26 /* Alignment requirement for TCB. */ 27 #define TCB_ALIGNMENT 8 28 29 30 /* Location of current stack frame. */ 31 #define CURRENT_STACK_FRAME __builtin_frame_address (0) 32 33 34 /* XXX Until we have a better place keep the definitions here. */ 35 36 /* While there is no such syscall. */ 37 #define __exit_thread_inline(val) \ 38 while (1) { \ 39 if (__builtin_constant_p (val) && (val) == 0) \ 40 __asm__ __volatile__ ("mov #0,r4; mov %0,r3; trapa #0x11\n\t" SYSCALL_INST_PAD \ 41 :: "i" (__NR_exit)); \ 42 else \ 43 __asm__ __volatile__ ("mov %1,r4; mov %0,r3; trapa #0x11\n\t" SYSCALL_INST_PAD \ 44 :: "i" (__NR_exit), "r" (val)); \ 45 } 46