projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 7458026b | 1 | /* Library support for -fsplit-stack. */ |
| 99dee823 | 2 | /* Copyright (C) 2009-2021 Free Software Foundation, Inc. |
| 7458026b ILT |
3 | Contributed by Ian Lance Taylor <iant@google.com>. |
| 4 | ||
| 5 | This file is part of GCC. | |
| 6 | ||
| 7 | GCC is free software; you can redistribute it and/or modify it under | |
| 8 | the terms of the GNU General Public License as published by the Free | |
| 9 | Software Foundation; either version 3, or (at your option) any later | |
| 10 | version. | |
| 11 | ||
| 12 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 13 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 | for more details. | |
| 16 | ||
| 17 | Under Section 7 of GPL version 3, you are granted additional | |
| 18 | permissions described in the GCC Runtime Library Exception, version | |
| 19 | 3.1, as published by the Free Software Foundation. | |
| 20 | ||
| 21 | You should have received a copy of the GNU General Public License and | |
| 22 | a copy of the GCC Runtime Library Exception along with this program; | |
| 23 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
| 24 | <http://www.gnu.org/licenses/>. */ | |
| 25 | ||
| 26 | /* This is a libgcc internal header file for functions shared between | |
| 27 | generic-morestack.c and generic-morestack-thread.c. The latter | |
| 28 | file is only used when linking with the pthread library. */ | |
| 29 | ||
| 30 | /* The stack segment structure, defined in generic-morestack.c. */ | |
| 31 | ||
| 32 | struct stack_segment; | |
| 33 | ||
| 34 | /* The list of stack segments for this thread. */ | |
| 35 | ||
| 36 | extern __thread struct stack_segment *__morestack_segments; | |
| 37 | ||
| 38 | /* Print the string MSG/LEN, the errno number ERR, and a newline on | |
| 39 | stderr, without using printf. Then crash. */ | |
| 40 | ||
| 41 | extern void __morestack_fail (const char *msg, size_t len, int err) | |
| 42 | __attribute__ ((noreturn, visibility ("hidden"))); | |
| 43 | ||
| 44 | /* Release stack segments. */ | |
| 45 | ||
| 46 | extern struct dynamic_allocation_blocks * | |
| 47 | __morestack_release_segments (struct stack_segment **, int) | |
| 48 | __attribute__ ((visibility ("hidden"))); | |
| 49 | ||
| 50 | /* Store the stack information in a processor dependent manner. */ | |
| 51 | ||
| 52 | extern void __stack_split_initialize (void) | |
| 53 | __attribute__ ((visibility ("hidden"))); |