Bring in NetBSD code used in the PowerPC port.

Reviewed by:	obrien, dfr
Obtained from:	NetBSD

1 files changed, 50 insertions, 0 deletions

diff --git a/sys/powerpc/include/varargs.h b/sys/powerpc/include/varargs.h
new file mode 100644
index 0000000..3e1c0a9
--- /dev/null
+++ b/sys/powerpc/include/varargs.h
@@ -0,0 +1,50 @@
+/*-
+ * Copyright (c) 2000 Tsubai Masanari.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+ *	$NetBSD: varargs.h,v 1.5 2000/02/27 17:50:22 tsubai Exp $
+ * $FreeBSD$
+ */
+
+#ifndef _POWERPC_VARARGS_H_
+#define	_POWERPC_VARARGS_H_
+
+#include <machine/stdarg.h>
+
+#define	va_alist	__builtin_va_alist
+#define	va_dcl		int __builtin_va_alist; ...
+
+#undef va_start
+
+#ifdef __lint__
+#define	va_start(ap)	((ap) = *(va_list *)0)
+#else
+#define	va_start(ap)							\
+	((ap).__stack = __va_stack_args,				\
+	 (ap).__base = __va_reg_args,					\
+	 (ap).__gpr = __va_first_gpr,					\
+	 (ap).__fpr = __va_first_fpr)
+#endif
+
+#endif /* _POWERPC_VARARGS_H_ */