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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)