X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/43866e378188c25dd1e2208016ab3cbeb086ae6c..4a3eedf9ecc9bbe3f3a5c6ce5e53ad199d639d32:/osfmk/ppc/_setjmp.s

diff --git a/osfmk/ppc/_setjmp.s b/osfmk/ppc/_setjmp.s
index 9cf5fe7d3..534fc3536 100644
--- a/osfmk/ppc/_setjmp.s
+++ b/osfmk/ppc/_setjmp.s
@@ -1,16 +1,19 @@
 /*
  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
  * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ * 
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
  * 
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
@@ -20,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -84,8 +87,8 @@ ENTRY(_setjmp,TAG_NO_FRAME_USED)
 	stw	r0,    88(ARG0)  /* Fixed point exception register */
 
 #if FLOATING_POINT_SUPPORT	/* TODO NMGS probably not needed for kern */ 
-	mffs	r0
-	stw	r0,    92(ARG0)  /* Floating point status register */
+	mffs	f0				/* get FPSCR in low 32 bits of f0 */
+	stfiwx	f0,    92(ARG0)  /* Floating point status register */
 
 	stfd	f14,   96(ARG0)  /* Floating point context - 8 byte aligned */
 	stfd	f15,  104(ARG0)
@@ -156,8 +159,8 @@ ENTRY(_longjmp, TAG_NO_FRAME_USED)  /* TODO NMGS - need correct tag */
 	mtxer	r0
 
 #ifdef FLOATING_POINT_SUPPORT
-	lwz	r0,    92(ARG0)  /* Floating point status register */
-	mtfs	r0
+	lfd	f0,  92-4(ARG0)  /* get Floating point status register in low 32 bits of f0 */
+	mtfsf	 0xFF,f0	 /* restore FPSCR */
 
 	lfd	f14,   96(ARG0)  /* Floating point context - 8 byte aligned */
 	lfd	f15,  104(ARG0)