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

2 files changed, 114 insertions, 0 deletions

diff --git a/sysdeps/unix/mips/mips64/n32/sysdep.h b/sysdeps/unix/mips/mips64/n32/sysdep.h
new file mode 100644
index 0000000000..ec93fadc04
--- /dev/null
+++ b/sysdeps/unix/mips/mips64/n32/sysdep.h
@@ -0,0 +1,57 @@
+/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003
+	Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Alexandre Oliva <aoliva@redhat.com>.
+
+   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 <sysdeps/unix/mips/sysdep.h>
+
+#ifdef __ASSEMBLER__
+
+/* Note that while it's better structurally, going back to call __syscall_error
+   can make things confusing if you're debugging---it looks like it's jumping
+   backwards into the previous fn.  */
+#ifdef __PIC__
+#define PSEUDO(name, syscall_name, args) \
+  .align 2;								      \
+  99:;									      \
+  .set noat;								      \
+  .cpsetup t9, $1, name;						      \
+  .set at;								      \
+  la t9,__syscall_error;						      \
+  .cpreturn;								      \
+  jr t9;								      \
+  ENTRY(name)								      \
+  li v0, SYS_ify(syscall_name);						      \
+  syscall;								      \
+  bne a3, zero, 99b;							      \
+L(syse1):
+#else
+#define PSEUDO(name, syscall_name, args) \
+  .set noreorder;							      \
+  .align 2;								      \
+  99: j __syscall_error;						      \
+  ENTRY(name)								      \
+  .set noreorder;							      \
+  li v0, SYS_ify(syscall_name);						      \
+  syscall;								      \
+  .set reorder;								      \
+  bne a3, zero, 99b;							      \
+L(syse1):
+#endif
+
+#endif
diff --git a/sysdeps/unix/mips/mips64/n64/sysdep.h b/sysdeps/unix/mips/mips64/n64/sysdep.h
new file mode 100644
index 0000000000..502b66797b
--- /dev/null
+++ b/sysdeps/unix/mips/mips64/n64/sysdep.h
@@ -0,0 +1,57 @@
+/* Copyright (C) 1992, 1995, 1997, 1999, 2000, 2002, 2003
+	Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Alexandre Oliva <aoliva@redhat.com>.
+
+   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 <sysdeps/unix/mips/sysdep.h>
+
+#ifdef __ASSEMBLER__
+
+/* Note that while it's better structurally, going back to call __syscall_error
+   can make things confusing if you're debugging---it looks like it's jumping
+   backwards into the previous fn.  */
+#ifdef __PIC__
+#define PSEUDO(name, syscall_name, args) \
+  .align 2;								      \
+  99:;									      \
+  .set noat;								      \
+  .cpsetup t9, $1, name;						      \
+  .set at;								      \
+  dla t9,__syscall_error;						      \
+  .cpreturn;								      \
+  jr t9;								      \
+  ENTRY(name)								      \
+  li v0, SYS_ify(syscall_name);						      \
+  syscall;								      \
+  bne a3, zero, 99b;							      \
+L(syse1):
+#else
+#define PSEUDO(name, syscall_name, args) \
+  .set noreorder;							      \
+  .align 2;								      \
+  99: j __syscall_error;						      \
+  ENTRY(name)								      \
+  .set noreorder;							      \
+  li v0, SYS_ify(syscall_name);						      \
+  syscall;								      \
+  .set reorder;								      \
+  bne a3, zero, 99b;							      \
+L(syse1):
+#endif
+
+#endif