+2013-12-19 Mark Wielaard <mjw@redhat.com>
+
+ * aarch64_init.c (aarch64_init): Hook check_special_symbol.
+ * aarch64_symbol.c (aarch64_check_special_symbol): New function.
+
2013-12-18 Mark Wielaard <mjw@redhat.com>
* Makefile.am (ppc64_SRCS): Add ppc64_resolve_sym.c.
HOOK (eh, core_note);
HOOK (eh, reloc_simple_type);
HOOK (eh, return_value_location);
+ HOOK (eh, check_special_symbol);
return MODVERSION;
}
#include <elf.h>
#include <stddef.h>
+#include <string.h>
#define BACKEND aarch64_
#include "libebl_CPU.h"
return ELF_T_NUM;
}
}
+
+/* If this is the _GLOBAL_OFFSET_TABLE_ symbol, then it should point to
+ .got[0] even if there is a .got.plt section. */
+bool
+aarch64_check_special_symbol (Elf *elf, GElf_Ehdr *ehdr, const GElf_Sym *sym,
+ const char *name, const GElf_Shdr *destshdr)
+{
+ if (name != NULL
+ && strcmp (name, "_GLOBAL_OFFSET_TABLE_") == 0)
+ {
+ const char *sname = elf_strptr (elf, ehdr->e_shstrndx, destshdr->sh_name);
+ if (sname != NULL && strcmp (sname, ".got.plt") == 0)
+ {
+ Elf_Scn *scn = NULL;
+ while ((scn = elf_nextscn (elf, scn)) != NULL)
+ {
+ GElf_Shdr shdr_mem;
+ GElf_Shdr *shdr = gelf_getshdr (scn, &shdr_mem);
+ sname = elf_strptr (elf, ehdr->e_shstrndx, shdr->sh_name);
+ if (sname != NULL && strcmp (sname, ".got") == 0)
+ return sym->st_value == shdr->sh_addr;
+ }
+ }
+ }
+
+ return false;
+}