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

1 files changed, 70 insertions, 0 deletions

diff --git a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/ptlongjmp.c b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/ptlongjmp.c
new file mode 100644
index 0000000000..177256c7fb
--- /dev/null
+++ b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/ptlongjmp.c
@@ -0,0 +1,70 @@
+/* Linuxthreads - a simple clone()-based implementation of Posix        */
+/* threads for Linux.                                                   */
+/* Copyright (C) 1998 Xavier Leroy (Xavier.Leroy@inria.fr)              */
+/*                                                                      */
+/* This program is free software; you can redistribute it and/or        */
+/* modify it under the terms of the GNU Library General Public License  */
+/* as published by the Free Software Foundation; either version 2       */
+/* of the License, or (at your option) any later version.               */
+/*                                                                      */
+/* This program 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 Library General Public License for more details.                 */
+
+/* Redefine siglongjmp and longjmp so that they interact correctly
+   with cleanup handlers */
+/* Derived from linuxthreads/ptlongjmp.c & added AltiVec/VMX versioning. */
+#include "pthread.h"
+#include <setjmp.h>
+#include <bits/wordsize.h>
+#include <shlib-compat.h>
+#if defined SHARED
+# if SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_3_4)
+
+/* These functions are not declared anywhere since they shouldn't be
+   used at another place but here.  */
+extern void __novmx__libc_siglongjmp (sigjmp_buf env, int val)
+     __attribute__ ((noreturn));
+extern void __novmx__libc_longjmp (sigjmp_buf env, int val)
+     __attribute__ ((noreturn));
+
+
+void __novmx_siglongjmp (sigjmp_buf env, int val)
+{
+  __novmx__libc_siglongjmp (env, val);
+}
+
+void __novmx_longjmp (jmp_buf env, int val)
+{
+  __novmx__libc_longjmp (env, val);
+}
+
+#  if __WORDSIZE == 64
+symbol_version (__novmx_longjmp,longjmp,GLIBC_2.3);
+symbol_version (__novmx_siglongjmp,siglongjmp,GLIBC_2.3);
+#  else
+symbol_version (__novmx_longjmp,longjmp,GLIBC_2.0);
+symbol_version (__novmx_siglongjmp,siglongjmp,GLIBC_2.0);
+#  endif
+# endif  /* SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_3_4) ) */
+
+/* These functions are not declared anywhere since they shouldn't be
+   used at another place but here.  */
+extern void __vmx__libc_siglongjmp (sigjmp_buf env, int val)
+     __attribute__ ((noreturn));
+extern void __vmx__libc_longjmp (sigjmp_buf env, int val)
+     __attribute__ ((noreturn));
+
+void __vmx_siglongjmp (sigjmp_buf env, int val)
+{
+  __vmx__libc_siglongjmp (env, val);
+}
+
+void __vmx_longjmp (jmp_buf env, int val)
+{
+  __vmx__libc_longjmp (env, val);
+}
+default_symbol_version (__vmx_longjmp,longjmp,GLIBC_2.3.4);
+default_symbol_version (__vmx_siglongjmp,siglongjmp,GLIBC_2.3.4);
+#endif /* SHARED */