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| 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/powerpc/bits/syscalls.h | |
| 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/powerpc/bits/syscalls.h')
| -rw-r--r-- | libc/sysdeps/linux/powerpc/bits/syscalls.h | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/libc/sysdeps/linux/powerpc/bits/syscalls.h b/libc/sysdeps/linux/powerpc/bits/syscalls.h index c52d5dd5b..d0f78c365 100644 --- a/libc/sysdeps/linux/powerpc/bits/syscalls.h +++ b/libc/sysdeps/linux/powerpc/bits/syscalls.h @@ -226,30 +226,4 @@ extern void __illegally_sized_syscall_arg6(void); # define ASM_INPUT_6 ASM_INPUT_5, "6" (r8) #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. */ -#else -# ifdef __ASSEMBLER__ -# define PTR_MANGLE(reg, tmpreg) \ - lwz tmpreg,POINTER_GUARD(r2); \ - xor reg,tmpreg,reg -# define PTR_MANGLE2(reg, tmpreg) \ - xor reg,tmpreg,reg -# define PTR_MANGLE3(destreg, reg, tmpreg) \ - lwz tmpreg,POINTER_GUARD(r2); \ - xor destreg,tmpreg,reg -# define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) -# define PTR_DEMANGLE2(reg, tmpreg) PTR_MANGLE2 (reg, tmpreg) -# define PTR_DEMANGLE3(destreg, reg, tmpreg) PTR_MANGLE3 (destreg, reg, tmpreg) -# else -# define PTR_MANGLE(var) \ - (var) = (__typeof (var)) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) -# define PTR_DEMANGLE(var) PTR_MANGLE (var) -# endif -#endif - #endif /* _BITS_SYSCALLS_H */ |