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-rw-r--r--sysdeps/sparc/sparc64/dl-irel.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/sysdeps/sparc/sparc64/dl-irel.h b/sysdeps/sparc/sparc64/dl-irel.h
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index 0000000000..1a2a0a3dd5
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+++ b/sysdeps/sparc/sparc64/dl-irel.h
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+/* Machine-dependent ELF indirect relocation inline functions.
+ SPARC 64-bit version.
+ Copyright (C) 2010 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _DL_IREL_H
+#define _DL_IREL_H
+
+#include <stdio.h>
+#include <unistd.h>
+#include <dl-plt.h>
+
+#define ELF_MACHINE_IRELA 1
+
+static inline void
+__attribute ((always_inline))
+elf_irela (const Elf64_Rela *reloc)
+{
+ unsigned int r_type = (reloc->r_info & 0xff);
+
+ if (__builtin_expect (r_type == R_SPARC_IRELATIVE, 1))
+ {
+ Elf64_Addr *const reloc_addr = (void *) reloc->r_offset;
+ Elf64_Addr value = ((Elf64_Addr (*) (void)) reloc->r_addend) ();
+ *reloc_addr = value;
+ }
+ else if (__builtin_expect (r_type == R_SPARC_JMP_IREL, 1))
+ {
+ Elf64_Addr *const reloc_addr = (void *) reloc->r_offset;
+ Elf64_Addr value = ((Elf64_Addr (*) (void)) reloc->r_addend) ();
+ struct link_map map = { .l_addr = 0 };
+
+ /* 'high' is always zero, for large PLT entries the linker
+ emits an R_SPARC_IRELATIVE. */
+ sparc64_fixup_plt (&map, reloc, reloc_addr, value, 0, 0);
+ }
+ else if (r_type == R_SPARC_NONE)
+ ;
+ else
+ __libc_fatal ("unexpected reloc type in static binary");
+}
+
+#endif /* dl-irel.h */