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-rw-r--r--ports/sysdeps/unix/am33/sysdep.S63
1 files changed, 63 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/am33/sysdep.S b/ports/sysdeps/unix/am33/sysdep.S
new file mode 100644
index 0000000000..26740c2404
--- /dev/null
+++ b/ports/sysdeps/unix/am33/sysdep.S
@@ -0,0 +1,63 @@
+/* Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 2000, 2001
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Alexandre Oliva <aoliva@redhat.com>.
+ Based on ../i386/sysdep.S.
+
+ The GNU C Library 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.
+
+ 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <sysdep.h>
+#define _ERRNO_H
+#include <bits/errno.h>
+
+.globl C_SYMBOL_NAME(errno)
+.globl syscall_error
+
+#undef syscall_error
+#ifdef NO_UNDERSCORES
+__syscall_error:
+#else
+syscall_error:
+#endif
+#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN
+ /* We translate the system's EWOULDBLOCK error into EAGAIN.
+ The GNU C library always defines EWOULDBLOCK==EAGAIN.
+ EWOULDBLOCK_sys is the original number. */
+ cmp EWOULDBLOCK_sys,d0 /* Is it the old EWOULDBLOCK? */
+ bne .Lnotb /* Branch if not. */
+ mov EAGAIN,d0 /* Yes; translate it to EAGAIN. */
+.Lnotb:
+#endif
+#ifndef PIC
+# ifndef _LIBC_REENTRANT
+ mov d0,(C_SYMBOL_NAME (errno))
+# else
+ movm [d2],(sp)
+ add -12,sp
+ mov d0,d2
+ call __errno_location,[],0
+ mov d2,(a0)
+ add 12,sp
+ movm (sp),[d2]
+# endif
+#else
+# error "This shouldn't be assembled for PIC"
+#endif
+ mov -1,d0
+ mov d0,a0
+ ret
+
+#undef __syscall_error
+END (__syscall_error)