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glibc/ports/sysdeps/hppa/dl-fptr.h
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/* Function descriptors. HPPA version. | |
Copyright (C) 2003-2013 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_hppa_fptr_h | |
#define dl_hppa_fptr_h 1 | |
#include <sysdeps/generic/dl-fptr.h> | |
/* Initialize function pointer code. Call before relocation processing. */ | |
extern void _dl_fptr_init (void); | |
/* There are currently 33 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 64 | |
#define ELF_MACHINE_LOAD_ADDRESS(var, symbol) \ | |
asm ( \ | |
" b,l 1f,%0\n" \ | |
" depi 0,31,2,%0\n" \ | |
"1: addil L'" #symbol " - ($PIC_pcrel$0 - 8),%0\n" \ | |
" ldo R'" #symbol " - ($PIC_pcrel$0 - 12)(%%r1),%0\n" \ | |
: "=&r" (var) : : "r1"); | |
#endif /* !dl_hppa_fptr_h */ |