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| author | Andreas Schwab <schwab@redhat.com> | 2011-10-04 16:10:16 +0200 |
|---|---|---|
| committer | Andreas Schwab <schwab@redhat.com> | 2011-10-05 14:35:40 +0200 |
| commit | 3a62d00d408e9ec19479b6c7d39e89021061f9cd (patch) | |
| tree | 6f2c708cb3da2fe6d0cbcddfe096cc7e7a8051ba /sysdeps/sparc | |
| parent | 68577918437e2ccfd6bd2836892f59ef42994963 (diff) | |
| download | glibc-3a62d00d408e9ec19479b6c7d39e89021061f9cd.zip glibc-3a62d00d408e9ec19479b6c7d39e89021061f9cd.tar.gz glibc-3a62d00d408e9ec19479b6c7d39e89021061f9cd.tar.bz2 | |
Don't call ifunc functions in trace mode
Diffstat (limited to 'sysdeps/sparc')
| -rw-r--r-- | sysdeps/sparc/sparc32/dl-machine.h | 11 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/dl-machine.h | 11 |
2 files changed, 14 insertions, 8 deletions
diff --git a/sysdeps/sparc/sparc32/dl-machine.h b/sysdeps/sparc/sparc32/dl-machine.h index 8f54f7e..0ef5d28 100644 --- a/sysdeps/sparc/sparc32/dl-machine.h +++ b/sysdeps/sparc/sparc32/dl-machine.h @@ -342,7 +342,7 @@ auto inline void __attribute__ ((always_inline)) elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc, const Elf32_Sym *sym, const struct r_found_version *version, - void *const reloc_addr_arg) + void *const reloc_addr_arg, int skip_ifunc) { Elf32_Addr *const reloc_addr = reloc_addr_arg; const Elf32_Sym *const refsym = sym; @@ -392,7 +392,8 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc, 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 = ((Elf32_Addr (*) (int)) value) (GLRO(dl_hwcap)); } @@ -546,7 +547,8 @@ elf_machine_rela_relative (Elf32_Addr l_addr, const Elf32_Rela *reloc, auto inline void __attribute__ ((always_inline)) elf_machine_lazy_rel (struct link_map *map, - Elf32_Addr l_addr, const Elf32_Rela *reloc) + Elf32_Addr l_addr, const Elf32_Rela *reloc, + int skip_ifunc) { Elf32_Addr *const reloc_addr = (void *) (l_addr + reloc->r_offset); const unsigned int r_type = ELF32_R_TYPE (reloc->r_info); @@ -556,7 +558,8 @@ elf_machine_lazy_rel (struct link_map *map, else if (r_type == R_SPARC_JMP_IREL) { Elf32_Addr value = map->l_addr + reloc->r_addend; - value = ((Elf32_Addr (*) (int)) value) (GLRO(dl_hwcap)); + if (__builtin_expect (!skip_ifunc, 1)) + value = ((Elf32_Addr (*) (int)) value) (GLRO(dl_hwcap)); sparc_fixup_plt (reloc, reloc_addr, value, 1, 1); } else if (r_type == R_SPARC_NONE) diff --git a/sysdeps/sparc/sparc64/dl-machine.h b/sysdeps/sparc/sparc64/dl-machine.h index 47579cd..501092e 100644 --- a/sysdeps/sparc/sparc64/dl-machine.h +++ b/sysdeps/sparc/sparc64/dl-machine.h @@ -368,7 +368,7 @@ auto inline void __attribute__ ((always_inline)) 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; #if !defined RTLD_BOOTSTRAP && !defined RESOLVE_CONFLICT_FIND_MAP @@ -422,7 +422,8 @@ elf_machine_rela (struct link_map *map, const Elf64_Rela *reloc, 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 = ((Elf64_Addr (*) (int)) value) (GLRO(dl_hwcap)); switch (r_type) @@ -639,7 +640,8 @@ elf_machine_rela_relative (Elf64_Addr l_addr, const Elf64_Rela *reloc, 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) { Elf64_Addr *const reloc_addr = (void *) (l_addr + reloc->r_offset); const unsigned int r_type = ELF64_R_TYPE (reloc->r_info); @@ -650,7 +652,8 @@ elf_machine_lazy_rel (struct link_map *map, || r_type == R_SPARC_IRELATIVE) { Elf64_Addr value = map->l_addr + reloc->r_addend; - value = ((Elf64_Addr (*) (int)) value) (GLRO(dl_hwcap)); + if (__builtin_expect (!skip_ifunc, 1)) + value = ((Elf64_Addr (*) (int)) value) (GLRO(dl_hwcap)); if (r_type == R_SPARC_JMP_IREL) { /* 'high' is always zero, for large PLT entries the linker |