diff options
| author | Waldemar Brodkorb <wbx@uclibc-ng.org> | 2016-07-08 16:01:41 +0200 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@uclibc-ng.org> | 2016-07-17 11:22:40 +0200 |
| commit | 4458cc330e6e5b7369151ebe172c00faceb43ade (patch) | |
| tree | eb96eb6ccda71a9b93b9f9b7d5cfda500d23d92b /libc/sysdeps/linux/sh | |
| parent | ff58e44fc38474b1898c59caf9a5e75d0d8c6c57 (diff) | |
cleanup PTR_MANGLE/PTR_DEMANGLE support
As this is only implemented for a few architecture and not well
tested, just remove it.
Reviewed-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'libc/sysdeps/linux/sh')
| -rw-r--r-- | libc/sysdeps/linux/sh/sysdep.h | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/libc/sysdeps/linux/sh/sysdep.h b/libc/sysdeps/linux/sh/sysdep.h index b9b0009a5..281c4158e 100644 --- a/libc/sysdeps/linux/sh/sysdep.h +++ b/libc/sysdeps/linux/sh/sysdep.h @@ -271,23 +271,3 @@ 1: .long SYS_ify (syscall_name); \ 2: #endif /* __ASSEMBLER__ */ - -/* Pointer mangling support. */ -#if defined NOT_IN_libc && defined IS_IN_rtld -/* We cannot use the thread descriptor because in ld.so we use setjmp - earlier than the descriptor is initialized. Using a global variable - is too complicated here since we have no PC-relative addressing mode. */ -#else -# ifdef __ASSEMBLER__ -# define PTR_MANGLE(reg, tmp) \ - stc gbr,tmp; mov.l @(POINTER_GUARD,tmp),tmp; xor tmp,reg -# define PTR_MANGLE2(reg, tmp) xor tmp,reg -# define PTR_DEMANGLE(reg, tmp) PTR_MANGLE (reg, tmp) -# define PTR_DEMANGLE2(reg, tmp) PTR_MANGLE2 (reg, tmp) -# else -# define PTR_MANGLE(var) \ - (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) -# define PTR_DEMANGLE(var) PTR_MANGLE (var) -# endif -#endif - |