diff options
| -rw-r--r-- | ChangeLog | 11 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/sysdep.h | 2 | ||||
| -rw-r--r-- | sysdeps/powerpc/sysdep.h | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/elision-lock.c | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/elision-trylock.c | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/elision-unlock.c | 4 |
6 files changed, 21 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog index 57e6be9971..dfb96aa372 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,16 @@ 2018-03-07 Adhemerval Zanella <adhemerval.zanella@linaro.org> + [BZ #22926] + * sysdeps/powerpc/powerpc32/sysdep.h (ABORT_TRANSACTION_IMPL): Define + empty for __SPE__. + * sysdeps/powerpc/sysdep.h (ABORT_TRANSACTION): Likewise. + * sysdeps/unix/sysv/linux/powerpc/elision-lock.c (__lll_lock_elision): + Do not build hardware transactional code for __SPE__. + * sysdeps/unix/sysv/linux/powerpc/elision-trylock.c + (__lll_trylock_elision): Likewise. + * sysdeps/unix/sysv/linux/powerpc/elision-unlock.c + (__lll_unlock_elision): Likewise. + * sysdeps/nptl/fork.c (ARCH_FORK): Replace by auch_fork. * sysdeps/unix/sysv/linux/alpha/arch-fork.h: Remove file. * sysdeps/unix/sysv/linux/riscv/arch-fork.h: Likewise. diff --git a/sysdeps/powerpc/powerpc32/sysdep.h b/sysdeps/powerpc/powerpc32/sysdep.h index 8e32a2a131..5f1294ead3 100644 --- a/sysdeps/powerpc/powerpc32/sysdep.h +++ b/sysdeps/powerpc/powerpc32/sysdep.h @@ -90,7 +90,7 @@ GOT_LABEL: ; \ cfi_endproc; \ ASM_SIZE_DIRECTIVE(name) -#if ! IS_IN(rtld) +#if !IS_IN(rtld) && !defined(__SPE__) # define ABORT_TRANSACTION_IMPL \ cmpwi 2,0; \ beq 1f; \ diff --git a/sysdeps/powerpc/sysdep.h b/sysdeps/powerpc/sysdep.h index 03db75fcb7..8a6d236caa 100644 --- a/sysdeps/powerpc/sysdep.h +++ b/sysdeps/powerpc/sysdep.h @@ -174,7 +174,7 @@ we abort transaction just before syscalls. [1] Documentation/powerpc/transactional_memory.txt [Syscalls] */ -#if !IS_IN(rtld) +#if !IS_IN(rtld) && !defined(__SPE__) # define ABORT_TRANSACTION \ ({ \ if (THREAD_GET_TM_CAPABLE ()) \ diff --git a/sysdeps/unix/sysv/linux/powerpc/elision-lock.c b/sysdeps/unix/sysv/linux/powerpc/elision-lock.c index b7093feab9..98a23f0dd2 100644 --- a/sysdeps/unix/sysv/linux/powerpc/elision-lock.c +++ b/sysdeps/unix/sysv/linux/powerpc/elision-lock.c @@ -45,6 +45,7 @@ int __lll_lock_elision (int *lock, short *adapt_count, EXTRAARG int pshared) { +#ifndef __SPE__ /* adapt_count is accessed concurrently but is just a hint. Thus, use atomic accesses but relaxed MO is sufficient. */ if (atomic_load_relaxed (adapt_count) > 0) @@ -82,5 +83,6 @@ __lll_lock_elision (int *lock, short *adapt_count, EXTRAARG int pshared) aconf.skip_lock_out_of_tbegin_retries); use_lock: +#endif return LLL_LOCK ((*lock), pshared); } diff --git a/sysdeps/unix/sysv/linux/powerpc/elision-trylock.c b/sysdeps/unix/sysv/linux/powerpc/elision-trylock.c index b74a810648..fabb03b2c4 100644 --- a/sysdeps/unix/sysv/linux/powerpc/elision-trylock.c +++ b/sysdeps/unix/sysv/linux/powerpc/elision-trylock.c @@ -30,6 +30,7 @@ int __lll_trylock_elision (int *futex, short *adapt_count) { +#ifndef __SPE__ /* Implement POSIX semantics by forbiding nesting elided trylocks. */ __libc_tabort (_ABORT_NESTED_TRYLOCK); @@ -65,5 +66,6 @@ __lll_trylock_elision (int *futex, short *adapt_count) } use_lock: +#endif return lll_trylock (*futex); } diff --git a/sysdeps/unix/sysv/linux/powerpc/elision-unlock.c b/sysdeps/unix/sysv/linux/powerpc/elision-unlock.c index dcfab199d7..14e0680ee9 100644 --- a/sysdeps/unix/sysv/linux/powerpc/elision-unlock.c +++ b/sysdeps/unix/sysv/linux/powerpc/elision-unlock.c @@ -23,6 +23,7 @@ int __lll_unlock_elision (int *lock, short *adapt_count, int pshared) { +#ifndef __SPE__ /* When the lock was free we're in a transaction. */ if (*lock == 0) __libc_tend (0); @@ -39,5 +40,8 @@ __lll_unlock_elision (int *lock, short *adapt_count, int pshared) lll_unlock ((*lock), pshared); } +#else + lll_unlock ((*lock), pshared); +#endif return 0; } |