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Diffstat (limited to 'libgcc/config/i386/elf-lib.h')
| -rw-r--r-- | libgcc/config/i386/elf-lib.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/libgcc/config/i386/elf-lib.h b/libgcc/config/i386/elf-lib.h new file mode 100644 index 0000000000..f50798c796 --- /dev/null +++ b/libgcc/config/i386/elf-lib.h @@ -0,0 +1,36 @@ +/* Definitions for Intel 386 ELF systems. + Copyright (C) 2015-2017 Free Software Foundation, Inc. + +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 3, or (at your option) any later +version. + +GCC 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 General Public License +for more details. + +Under Section 7 of GPL version 3, you are granted additional +permissions described in the GCC Runtime Library Exception, version +3.1, as published by the Free Software Foundation. + +You should have received a copy of the GNU General Public License and +a copy of the GCC Runtime Library Exception along with this program; +see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +<http://www.gnu.org/licenses/>. */ + +#ifdef __i386__ +/* Used by crtstuff.c to initialize the base of data-relative relocations. + These are GOT relative on x86, so return the pic register. */ +#define CRT_GET_RFIB_DATA(BASE) \ + __asm__ ("call\t.LPR%=\n" \ + ".LPR%=:\n\t" \ + "pop{l}\t%0\n\t" \ + /* Due to a GAS bug, this cannot use EAX. That encodes \ + smaller than the traditional EBX, which results in the \ + offset being off by one. */ \ + "add{l}\t{$_GLOBAL_OFFSET_TABLE_+[.-.LPR%=],%0" \ + "|%0,_GLOBAL_OFFSET_TABLE_+(.-.LPR%=)}" \ + : "=d"(BASE)) +#endif |