[git commit nptl_glibc_sync] Get new nptl building on SH4
Carmelo AMOROSO
carmelo.amoroso at st.com
Thu Feb 18 08:18:51 UTC 2010
On 2/10/2010 3:24 PM, Khem Raj wrote:
>
> commit: http://git.uclibc.org/uClibc/commit/?id=ed0915ba70d0ff6ed0a78f45d46822763a580737
> branch: http://git.uclibc.org/uClibc/commit/?id=refs/heads/nptl_glibc_sync
>
> Signed-off-by: Khem Raj <raj.khem at gmail.com>
Hi Khem,
I have limited capabilities to contribute currently due to a healthy
issue at my shoulder, I'll ask some engineers in my team to do a lot of
tests on sh4.
Cheers,
Carmelo
> ---
> libc/sysdeps/linux/common/pause.c | 1 +
> libc/sysdeps/linux/sh/sysdep.h | 21 +++++++++++++++++++-
> .../nptl/sysdeps/unix/sysv/linux/Makefile.in | 6 ++--
> .../nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S | 1 +
> .../nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h | 1 -
> .../unix/sysv/linux/sh/lowlevelrobustlock.S | 1 +
> .../nptl/sysdeps/unix/sysv/linux/sh/not-cancel.h | 1 -
> .../unix/sysv/linux/sh/pthread_cond_broadcast.S | 1 +
> .../unix/sysv/linux/sh/pthread_cond_signal.S | 1 +
> .../nptl/sysdeps/unix/sysv/linux/sh/pthread_once.S | 1 +
> .../unix/sysv/linux/sh/pthread_rwlock_unlock.S | 1 +
> libpthread/nptl/sysdeps/unix/sysv/linux/sh/vfork.S | 2 +-
> 12 files changed, 31 insertions(+), 7 deletions(-)
> delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/sh/not-cancel.h
>
> diff --git a/libc/sysdeps/linux/common/pause.c b/libc/sysdeps/linux/common/pause.c
> index cd0ea4a..132ffa8 100644
> --- a/libc/sysdeps/linux/common/pause.c
> +++ b/libc/sysdeps/linux/common/pause.c
> @@ -37,3 +37,4 @@ weak_alias (__libc_pause, pause)
> #ifdef __UCLIBC_HAS_THREADS_NATIVE__
> LIBC_CANCEL_HANDLED (); /* sigsuspend handles our cancellation. */
> #endif
> +
> diff --git a/libc/sysdeps/linux/sh/sysdep.h b/libc/sysdeps/linux/sh/sysdep.h
> index 1d49055..bd62342 100644
> --- a/libc/sysdeps/linux/sh/sysdep.h
> +++ b/libc/sysdeps/linux/sh/sysdep.h
> @@ -273,5 +273,24 @@
> .align 2; \
> 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
> +
> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.in b/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.in
> index faa8ea5..0b3b771 100644
> --- a/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.in
> +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.in
> @@ -12,8 +12,7 @@ libpthread_CSRC = pthread_attr_getaffinity.c \
> pthread_yield.c sem_post.c sem_timedwait.c \
> pthread_sigqueue.c \
> sem_trywait.c sem_wait.c pt-fork.c \
> - sigtimedwait.c sigwaitinfo.c sigwait.c pt-sleep.c \
> - lowlevelrobustlock.c
> + sigtimedwait.c sigwaitinfo.c sigwait.c pt-sleep.c
>
> libpthread_SSRC = #ptw-close.S ptw-open.S ptw-waitid.S ptw-waidpid.S ptw-write.S
>
> @@ -37,10 +36,11 @@ endif
>
> ifeq ($(TARGET_ARCH),arm)
> libc_SSRC := $(filter-out waitpid.S,$(libc_SSRC))
> +libpthread_CSRC += lowlevelrobustlock.c
> endif
>
> ifeq ($(TARGET_ARCH),mips)
> -libpthread_CSRC += lowlevellock.c
> +libpthread_CSRC += lowlevellock.c lowlevelrobustlock.c
> libc_CSRC += libc-lowlevellock.c
> endif
>
> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
> index 6d40364..5428048 100644
> --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
> +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S
> @@ -21,6 +21,7 @@
> #include <pthread-errnos.h>
> #include <bits/kernel-features.h>
> #include <lowlevellock.h>
> +#include <tcb-offsets.h>
> #include "lowlevel-atomic.h"
>
> .text
> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h
> index d7fada9..19ce7fe 100644
> --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h
> +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h
> @@ -27,7 +27,6 @@
> #include <bits/kernel-features.h>
> #endif
>
> -#define SYS_futex 240
> #define FUTEX_WAIT 0
> #define FUTEX_WAKE 1
> #define FUTEX_CMP_REQUEUE 4
> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S
> index dab1ae4..1e05a56 100644
> --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S
> +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevelrobustlock.S
> @@ -22,6 +22,7 @@
> #include <lowlevellock.h>
> #include <lowlevelrobustlock.h>
> #include <bits/kernel-features.h>
> +#include <tcb-offsets.h>
> #include "lowlevel-atomic.h"
>
> .text
> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/not-cancel.h b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/not-cancel.h
> deleted file mode 100644
> index acf1a61..0000000
> --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/not-cancel.h
> +++ /dev/null
> @@ -1 +0,0 @@
> -#include "../i386/not-cancel.h"
> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S
> index 3825124..1242fc2 100644
> --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S
> +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S
> @@ -22,6 +22,7 @@
> #include <bits/kernel-features.h>
> #include <pthread-pi-defines.h>
> #include <pthread-errnos.h>
> +#include <tcb-offsets.h>
> #include "lowlevel-atomic.h"
>
> .text
> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S
> index 914a1ba..1c3bacb 100644
> --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S
> +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S
> @@ -21,6 +21,7 @@
> #include <lowlevelcond.h>
> #include <bits/kernel-features.h>
> #include <pthread-errnos.h>
> +#include <tcb-offsets.h>
> #include "lowlevel-atomic.h"
>
> .text
> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_once.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_once.S
> index caebb93..a1477b3 100644
> --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_once.S
> +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_once.S
> @@ -20,6 +20,7 @@
> #include <sysdep.h>
> #include <bits/kernel-features.h>
> #include <lowlevellock.h>
> +#include <tcb-offsets.h>
> #include "lowlevel-atomic.h"
>
>
> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S
> index 239090b..bc6c6c2 100644
> --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S
> +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pthread_rwlock_unlock.S
> @@ -20,6 +20,7 @@
> #include <lowlevellock.h>
> #include <lowlevelrwlock.h>
> #include <bits/kernel-features.h>
> +#include <tcb-offsets.h>
> #include "lowlevel-atomic.h"
>
>
> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/vfork.S
> index 5433eac..a45c09f 100644
> --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/vfork.S
> +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/vfork.S
> @@ -66,6 +66,6 @@ ENTRY (__vfork)
> .word PID - TLS_PRE_TCB_SIZE
> .align 2
> PSEUDO_END (__vfork)
> -libc_hidden_def (__vfork)
> +hidden_def (vfork)
>
> weak_alias (__vfork, vfork)
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