(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

3 files changed, 34 insertions, 45 deletions

diff --git a/nptl/sysdeps/sh/jmpbuf-unwind.h b/nptl/sysdeps/sh/jmpbuf-unwind.h
new file mode 100644
index 0000000..cf6d25f
--- /dev/null
+++ b/nptl/sysdeps/sh/jmpbuf-unwind.h
@@ -0,0 +1,31 @@
+/* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <setjmp.h>
+#include <stdint.h>
+#include <unwind.h>
+
+#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
+  _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj)
+
+#define _JMPBUF_UNWINDS_ADJ(jmpbuf, address, adj) \
+  ((uintptr_t) (address) - (adj) < (uintptr_t) (jmpbuf)[0].__regs[7] - (adj))
+
+/* We use the normal lobngjmp for unwinding.  */
+#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)
diff --git a/nptl/sysdeps/sh/tcb-offsets.sym b/nptl/sysdeps/sh/tcb-offsets.sym
index 4ad8663..539789a 100644
--- a/nptl/sysdeps/sh/tcb-offsets.sym
+++ b/nptl/sysdeps/sh/tcb-offsets.sym
@@ -9,4 +9,3 @@ CLEANUP_JMP_BUF		offsetof (struct pthread, cleanup_jmp_buf)
 MULTIPLE_THREADS_OFFSET	offsetof (struct pthread, header.multiple_threads)
 TLS_PRE_TCB_SIZE	sizeof (struct pthread)
 MUTEX_FUTEX		offsetof (pthread_mutex_t, __data.__lock)
-POINTER_GUARD		offsetof (tcbhead_t, pointer_guard)
diff --git a/nptl/sysdeps/sh/tls.h b/nptl/sysdeps/sh/tls.h
index 2873fe7..db490ab 100644
--- a/nptl/sysdeps/sh/tls.h
+++ b/nptl/sysdeps/sh/tls.h
@@ -1,5 +1,5 @@
 /* Definition for thread-local data handling.  NPTL/SH version.
-   Copyright (C) 2003, 2005, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -23,7 +23,6 @@
 # include <dl-sysdep.h>
 
 #ifndef __ASSEMBLER__
-# include <stdbool.h>
 # include <stddef.h>
 # include <stdint.h>
 
@@ -31,17 +30,13 @@
 typedef union dtv
 {
   size_t counter;
-  struct
-  {
-    void *val;
-    bool is_static;
-  } pointer;
+  void *pointer;
 } dtv_t;
 
 typedef struct
 {
   dtv_t *dtv;
-  uintptr_t pointer_guard;
+  void *private;
 } tcbhead_t;
 
 # define TLS_MULTIPLE_THREADS_IN_TCB 1
@@ -140,42 +135,6 @@ typedef struct
 # define THREAD_SETMEM_NC(descr, member, idx, value) \
     descr->member[idx] = (value)
 
-#define THREAD_GET_POINTER_GUARD() \
-  ({ tcbhead_t *__tcbp;							      \
-     __asm __volatile ("stc gbr,%0" : "=r" (__tcbp));			      \
-     __tcbp->pointer_guard;})
- #define THREAD_SET_POINTER_GUARD(value) \
-  ({ tcbhead_t *__tcbp;							      \
-     __asm __volatile ("stc gbr,%0" : "=r" (__tcbp));			      \
-     __tcbp->pointer_guard = (value);})
-#define THREAD_COPY_POINTER_GUARD(descr) \
-  ({ tcbhead_t *__tcbp;							      \
-     __asm __volatile ("stc gbr,%0" : "=r" (__tcbp));			      \
-     ((tcbhead_t *) (descr + 1))->pointer_guard	= __tcbp->pointer_guard;})
-
-/* Get and set the global scope generation counter in struct pthread.  */
-#define THREAD_GSCOPE_FLAG_UNUSED 0
-#define THREAD_GSCOPE_FLAG_USED   1
-#define THREAD_GSCOPE_FLAG_WAIT   2
-#define THREAD_GSCOPE_RESET_FLAG() \
-  do									     \
-    { int __res								     \
-	= atomic_exchange_rel (&THREAD_SELF->header.gscope_flag,	     \
-			       THREAD_GSCOPE_FLAG_UNUSED);		     \
-      if (__res == THREAD_GSCOPE_FLAG_WAIT)				     \
-	lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1);		     \
-    }									     \
-  while (0)
-#define THREAD_GSCOPE_SET_FLAG() \
-  do									     \
-    {									     \
-      THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED;	     \
-      atomic_write_barrier ();						     \
-    }									     \
-  while (0)
-#define THREAD_GSCOPE_WAIT() \
-  GL(dl_wait_lookup_done) ()
-
 #endif /* __ASSEMBLER__ */
 
 #endif	/* tls.h */