From e07b79f42aa5a8b9c9d6275e5e41ee843e6f431c Mon Sep 17 00:00:00 2001
From: Jonathan Gray <jsg@cvs.openbsd.org>
Date: Thu, 26 Oct 2017 02:48:37 +0000
Subject: Use .arch_extension sec and virt to use smc and hvc instructions when
 using the clang 5.0.0 integrated assembler with -march=armv7a.

ok visa@ initial diff from and ok kettenis@
---
 sys/arch/armv7/armv7/armv7_start.S | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'sys/arch/armv7')

diff --git a/sys/arch/armv7/armv7/armv7_start.S b/sys/arch/armv7/armv7/armv7_start.S
index aa027b3094f..db7292f7c65 100644
--- a/sys/arch/armv7/armv7/armv7_start.S
+++ b/sys/arch/armv7/armv7/armv7_start.S
@@ -1,4 +1,4 @@
-/*	$OpenBSD: armv7_start.S,v 1.14 2017/06/14 13:12:49 patrick Exp $	*/
+/*	$OpenBSD: armv7_start.S,v 1.15 2017/10/26 02:48:36 jsg Exp $	*/
 /*	$NetBSD: lubbock_start.S,v 1.1 2003/06/18 10:51:15 bsh Exp $ */
 
 /*
@@ -38,7 +38,13 @@
 #undef	DOMAIN_CLIENT	/* XXX */
 #include "assym.h"
 
+#ifdef __clang__
+.arch_extension sec
+.arch_extension virt
+#define HVC	hvc	#0
+#else
 #define HVC	.word	0xe1400070		@ hvc
+#endif
 
 	.text
 
-- 
cgit v1.2.3