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| author | Ulrich Drepper <drepper@redhat.com> | 2002-02-11 06:00:19 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2002-02-11 06:00:19 +0000 |
| commit | 2e36cb48e524a8877b56bb61da1a78babb3ef703 (patch) | |
| tree | eb2512f6c6ec12bcafd6a2356413a0f0ad3cead0 /sysdeps/i386/dl-machine.h | |
| parent | 7670e25ad5ac4e72b3fb63ea5e99159d30054d6f (diff) | |
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Update.
* elf/tst-tls3.c: New file.
* elf/tst-tlsmod1.c: New file.
* elf/Makefile: Add rules to build and run tst-tls3.
* sysdeps/i386/dl-machine.h: Include <tls.h>.
(elf_machine_type_class): Set ELF_RTYPE_CLASS_PLT also for the three
TLS relocations.
Diffstat (limited to 'sysdeps/i386/dl-machine.h')
| -rw-r--r-- | sysdeps/i386/dl-machine.h | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/sysdeps/i386/dl-machine.h b/sysdeps/i386/dl-machine.h index 3e471805d7..9ae18a430a 100644 --- a/sysdeps/i386/dl-machine.h +++ b/sysdeps/i386/dl-machine.h @@ -24,6 +24,8 @@ #include <sys/param.h> +#include <tls.h> + /* Return nonzero iff ELF header is compatible with the running host. */ static inline int __attribute__ ((unused)) elf_machine_matches_host (const Elf32_Ehdr *ehdr) @@ -255,13 +257,22 @@ _dl_start_user:\n\ # define RTLD_START_SPECIAL_INIT /* nothing */ #endif -/* ELF_RTYPE_CLASS_PLT iff TYPE describes relocation of a PLT entry, so - PLT entries should not be allowed to define the value. +/* ELF_RTYPE_CLASS_PLT iff TYPE describes relocation of a PLT entry or + TLS variable, so undefined references should not be allowed to + define the value. ELF_RTYPE_CLASS_NOCOPY iff TYPE should not be allowed to resolve to one of the main executable's symbols, as for a COPY reloc. */ -#define elf_machine_type_class(type) \ - ((((type) == R_386_JMP_SLOT) * ELF_RTYPE_CLASS_PLT) \ +#ifdef USE_TLS +# define elf_machine_type_class(type) \ + ((((type) == R_386_JMP_SLOT || (type) == R_386_TLS_DTPMOD32 \ + || (type) == R_386_TLS_DTPOFF32 || (type) == R_386_TLS_TPOFF32) \ + * ELF_RTYPE_CLASS_PLT) \ | (((type) == R_386_COPY) * ELF_RTYPE_CLASS_COPY)) +#else +# define elf_machine_type_class(type) \ + ((((type) == R_386_JMP_SLOT) * ELF_RTYPE_CLASS_PLT) \ + | (((type) == R_386_COPY) * ELF_RTYPE_CLASS_COPY)) +#endif /* A reloc type used for ld.so cmdline arg lookups to reject PLT entries. */ #define ELF_MACHINE_JMP_SLOT R_386_JMP_SLOT |