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authorAndreas Schwab <schwab@redhat.com>2011-10-04 16:10:16 +0200
committerAndreas Schwab <schwab@redhat.com>2011-10-05 14:35:40 +0200
commit3a62d00d408e9ec19479b6c7d39e89021061f9cd (patch)
tree6f2c708cb3da2fe6d0cbcddfe096cc7e7a8051ba /sysdeps/powerpc/powerpc64
parent68577918437e2ccfd6bd2836892f59ef42994963 (diff)
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Don't call ifunc functions in trace mode
Diffstat (limited to 'sysdeps/powerpc/powerpc64')
-rw-r--r--sysdeps/powerpc/powerpc64/dl-machine.h15
1 files changed, 10 insertions, 5 deletions
diff --git a/sysdeps/powerpc/powerpc64/dl-machine.h b/sysdeps/powerpc/powerpc64/dl-machine.h
index ab90d1e899..f4265bb157 100644
--- a/sysdeps/powerpc/powerpc64/dl-machine.h
+++ b/sysdeps/powerpc/powerpc64/dl-machine.h
@@ -556,7 +556,8 @@ elf_machine_rela (struct link_map *map,
 		  const Elf64_Rela *reloc,
 		  const Elf64_Sym *sym,
 		  const struct r_found_version *version,
-		  void *const reloc_addr_arg)
+		  void *const reloc_addr_arg,
+		  int skip_ifunc)
 {
   Elf64_Addr *const reloc_addr = reloc_addr_arg;
   const int r_type = ELF64_R_TYPE (reloc->r_info);
@@ -579,7 +580,8 @@ elf_machine_rela (struct link_map *map,
 
   if (sym != NULL
       && __builtin_expect (ELFW(ST_TYPE) (sym->st_info) == STT_GNU_IFUNC, 0)
-      && __builtin_expect (sym->st_shndx != SHN_UNDEF, 1))
+      && __builtin_expect (sym->st_shndx != SHN_UNDEF, 1)
+      && __builtin_expect (!skip_ifunc, 1))
     value = resolve_ifunc (value, map, sym_map);
 
   /* For relocs that don't edit code, return.
@@ -592,12 +594,14 @@ elf_machine_rela (struct link_map *map,
       return;
 
     case R_PPC64_IRELATIVE:
-      value = resolve_ifunc (value, map, sym_map);
+      if (__builtin_expect (!skip_ifunc, 1))
+	value = resolve_ifunc (value, map, sym_map);
       *reloc_addr = value;
       return;
 
     case R_PPC64_JMP_IREL:
-      value = resolve_ifunc (value, map, sym_map);
+      if (__builtin_expect (!skip_ifunc, 1))
+	value = resolve_ifunc (value, map, sym_map);
       /* Fall thru */
     case R_PPC64_JMP_SLOT:
 #ifdef RESOLVE_CONFLICT_FIND_MAP
@@ -846,7 +850,8 @@ elf_machine_rela (struct link_map *map,
 
 auto inline void __attribute__ ((always_inline))
 elf_machine_lazy_rel (struct link_map *map,
-		      Elf64_Addr l_addr, const Elf64_Rela *reloc)
+		      Elf64_Addr l_addr, const Elf64_Rela *reloc,
+		      int skip_ifunc)
 {
   /* elf_machine_runtime_setup handles this.  */
 }