Add support for RISC-V ISA.

Reviewed by:	andrew
Sponsored by:	DARPA, AFRL
Sponsored by:	HEIF5
Differential Revision:	https://reviews.freebsd.org/D5014

2 files changed, 56 insertions, 0 deletions

diff --git a/usr.bin/xlint/arch/riscv/targparam.h b/usr.bin/xlint/arch/riscv/targparam.h
new file mode 100644
index 0000000..8d57fbd
--- /dev/null
+++ b/usr.bin/xlint/arch/riscv/targparam.h
@@ -0,0 +1,53 @@
+/*	$NetBSD: targparam.h,v 1.2 2002/01/30 06:55:00 thorpej Exp $	*/
+
+/*
+ * Copyright (c) 1994, 1995 Jochen Pohl
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by Jochen Pohl for
+ *	The NetBSD Project.
+ * 4. 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.
+ */
+
+/*
+ * Machine-dependent target parameters for lint1.
+ */
+
+#include "lp64.h"
+
+/*    
+ * Should be set to 1 if the difference of two pointers is of type long
+ * or the value of sizeof is of type unsigned long.  Note this MUST be
+ * kept in sync with the compiler!
+ */     
+
+#define	PTRDIFF_IS_LONG		1
+#define	SIZEOF_IS_ULONG		1
+
+#define	FLOAT_SIZE		(4 * CHAR_BIT)
+#define	DOUBLE_SIZE		(8 * CHAR_BIT)
+#define	LDOUBLE_SIZE		(16 * CHAR_BIT)
+
+#define	ENUM_SIZE		(4 * CHAR_BIT)
diff --git a/usr.bin/xlint/lint1/param.h b/usr.bin/xlint/lint1/param.h
index 7d31373..1e15fbd 100644
--- a/usr.bin/xlint/lint1/param.h
+++ b/usr.bin/xlint/lint1/param.h
@@ -80,6 +80,9 @@
 #elif __powerpc__
 #define PTRDIFF_IS_LONG		0
 #define SIZEOF_IS_ULONG		0
+#elif __riscv__
+#define PTRDIFF_IS_LONG		1
+#define SIZEOF_IS_ULONG		1
 #elif __sparc__
 #define PTRDIFF_IS_LONG		0
 #define SIZEOF_IS_ULONG		0