diff options
Diffstat (limited to 'ports/sysdeps/hppa/dl-lookupcfg.h')
| -rw-r--r-- | ports/sysdeps/hppa/dl-lookupcfg.h | 56 |
1 files changed, 30 insertions, 26 deletions
diff --git a/ports/sysdeps/hppa/dl-lookupcfg.h b/ports/sysdeps/hppa/dl-lookupcfg.h index f3125e5ec6..feea320789 100644 --- a/ports/sysdeps/hppa/dl-lookupcfg.h +++ b/ports/sysdeps/hppa/dl-lookupcfg.h @@ -38,32 +38,36 @@ void _dl_unmap (struct link_map *map); #define DL_UNMAP(map) _dl_unmap (map) -#define DL_AUTO_FUNCTION_ADDRESS(map, addr) \ -({ \ - unsigned int fptr[2]; \ - fptr[0] = (unsigned int) (addr); \ - fptr[1] = (map)->l_info[DT_PLTGOT]->d_un.d_ptr; \ - /* Set bit 30 to indicate to $$dyncall that this is a PLABEL. */ \ - (ElfW(Addr))((unsigned int)fptr | 2); \ -}) - -#define DL_STATIC_FUNCTION_ADDRESS(map, addr) \ -({ \ - static unsigned int fptr[2]; \ - fptr[0] = (unsigned int) (addr); \ - fptr[1] = (map)->l_info[DT_PLTGOT]->d_un.d_ptr; \ - /* Set bit 30 to indicate to $$dyncall that this is a PLABEL. */ \ - (ElfW(Addr))((unsigned int)fptr | 2); \ -}) - - -/* The test for "addr & 2" below is to accommodate old binaries which - violated the ELF ABI by pointing DT_INIT and DT_FINI at a function - descriptor. */ -#define DL_DT_INIT_ADDRESS(map, addr) \ - ((Elf32_Addr)(addr) & 2 ? (addr) : DL_AUTO_FUNCTION_ADDRESS (map, addr)) -#define DL_DT_FINI_ADDRESS(map, addr) \ - ((Elf32_Addr)(addr) & 2 ? (addr) : DL_AUTO_FUNCTION_ADDRESS (map, addr)) +#define DL_DT_FUNCTION_ADDRESS(map, start, attr, addr) \ + attr volatile unsigned int fptr[2]; \ + /* The test for "start & 2" below is to accommodate old binaries which \ + violated the ELF ABI by pointing DT_INIT and DT_FINI at a function \ + descriptor. */ \ + if ((ElfW(Addr)) (start) & 2) \ + addr = (ElfW(Addr)) start; \ + else \ + { \ + fptr[0] = (unsigned int) (start); \ + fptr[1] = (map)->l_info[DT_PLTGOT]->d_un.d_ptr; \ + /* Set bit 30 to indicate to $$dyncall that this is a PLABEL. */ \ + addr = (ElfW(Addr))((unsigned int)fptr | 2); \ + } \ + +#define DL_CALL_DT_INIT(map, start, argc, argv, env) \ +{ \ + ElfW(Addr) addr; \ + DL_DT_FUNCTION_ADDRESS(map, start, , addr) \ + init_t init = (init_t) addr; \ + init (argc, argv, env); \ +} + +#define DL_CALL_DT_FINI(map, start) \ +{ \ + ElfW(Addr) addr; \ + DL_DT_FUNCTION_ADDRESS(map, start, , addr) \ + fini_t fini = (fini_t) addr; \ + fini (); \ +} /* The type of the return value of fixup/profile_fixup */ #define DL_FIXUP_VALUE_TYPE struct fdesc |