diff options
Diffstat (limited to 'libc/sysdeps/sparc/sparc32/dl-machine.h')
| -rw-r--r-- | libc/sysdeps/sparc/sparc32/dl-machine.h | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/libc/sysdeps/sparc/sparc32/dl-machine.h b/libc/sysdeps/sparc/sparc32/dl-machine.h index f2bc94a07..0ef5d2850 100644 --- a/libc/sysdeps/sparc/sparc32/dl-machine.h +++ b/libc/sysdeps/sparc/sparc32/dl-machine.h @@ -139,7 +139,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) nop .word MAP - The PC value (pltpc) saved in %g2 by the jmpl points near the + The PC value (pltpc) saved in %g2 by the jmpl points near the location where we store the link_map pointer for this object. */ plt[0] = 0x05000000 | ((rfunc >> 10) & 0x003fffff); @@ -193,17 +193,11 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) PLT entries 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. */ -#if !defined RTLD_BOOTSTRAP || USE___THREAD -# define elf_machine_type_class(type) \ +#define elf_machine_type_class(type) \ ((((type) == R_SPARC_JMP_SLOT \ || ((type) >= R_SPARC_TLS_GD_HI22 && (type) <= R_SPARC_TLS_TPOFF64)) \ * ELF_RTYPE_CLASS_PLT) \ | (((type) == R_SPARC_COPY) * ELF_RTYPE_CLASS_COPY)) -#else -# define elf_machine_type_class(type) \ - ((((type) == R_SPARC_JMP_SLOT) * ELF_RTYPE_CLASS_PLT) \ - | (((type) == R_SPARC_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_SPARC_JMP_SLOT @@ -348,7 +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; @@ -398,7 +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)); } @@ -454,8 +449,7 @@ elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc, sparc_fixup_plt (reloc, reloc_addr, value, 0, do_flush); } break; -#if (!defined RTLD_BOOTSTRAP || USE___THREAD) \ - && !defined RESOLVE_CONFLICT_FIND_MAP +#ifndef RESOLVE_CONFLICT_FIND_MAP case R_SPARC_TLS_DTPMOD32: /* Get the information from the link map returned by the resolv function. */ @@ -553,7 +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); @@ -563,7 +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) |