| /* Function descriptors. IA64 version. |
| Copyright (C) 2003-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| 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, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef dl_ia64_fptr_h |
| #define dl_ia64_fptr_h 1 |
| |
| #include <ia64intrin.h> |
| #include <sysdeps/generic/dl-fptr.h> |
| |
| #define COMPARE_AND_SWAP(ptr, old, new) \ |
| __sync_bool_compare_and_swap (ptr, old, new) |
| |
| /* There are currently 123 dynamic symbols in ld.so. |
| ELF_MACHINE_BOOT_FPTR_TABLE_LEN needs to be at least that big. */ |
| #define ELF_MACHINE_BOOT_FPTR_TABLE_LEN 200 |
| |
| #define ELF_MACHINE_LOAD_ADDRESS(var, symbol) \ |
| asm ("movl %0 = @gprel (" #symbol ");; add %0 = %0, gp" : "=&r" (var)); |
| |
| /* We don't have a gcc helper to extract the plabel info. */ |
| #define ELF_PTR_TO_FDESC(ptr) \ |
| ({ union { \ |
| void *_ptr; \ |
| struct fdesc *_fdesc; \ |
| } _u; \ |
| _u._ptr = ptr; \ |
| _u._fdesc; \ |
| }) |
| |
| #endif /* !dl_ia64_fptr_h */ |