Get new nptl building on SH4

Signed-off-by: Khem Raj <raj.khem@gmail.com>

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
+

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
+

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
 

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

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

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

libpthread/nptl/sysdeps/unix/sysv/linux/sh/not-cancel.h

@@ -1 +0,0 @@
-#include "../i386/not-cancel.h"

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

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

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"
 
 

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"
 
 

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)