patch-1.3.94 linux/arch/m68k/fpsp040/x_bsun.S

• Lines: 48
• Date: Sat Feb 24 22:58:45 1996
• Orig file: v1.3.93/linux/arch/m68k/fpsp040/x_bsun.S
• Orig date: Thu Jan 1 02:00:00 1970

diff -u --recursive --new-file v1.3.93/linux/arch/m68k/fpsp040/x_bsun.S linux/arch/m68k/fpsp040/x_bsun.S
@@ -0,0 +1,47 @@
+|
+|	x_bsun.sa 3.3 7/1/91
+|
+|	fpsp_bsun --- FPSP handler for branch/set on unordered exception
+|
+|	Copy the PC to FPIAR to maintain 881/882 compatability
+|
+|	The real_bsun handler will need to perform further corrective
+|	measures as outlined in the 040 User's Manual on pages
+|	9-41f, section 9.8.3.
+|
+
+|		Copyright (C) Motorola, Inc. 1990
+|			All Rights Reserved
+|
+|	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF MOTOROLA 
+|	The copyright notice above does not evidence any  
+|	actual or intended publication of such source code.
+
+X_BSUN:	|idnt    2,1 | Motorola 040 Floating Point Software Package
+
+	|section	8
+
+	.include "fpsp.h"
+
+	|xref	real_bsun
+
+	.global	fpsp_bsun
+fpsp_bsun:
+|
+	link		%a6,#-LOCAL_SIZE
+	fsave		-(%a7)
+	moveml		%d0-%d1/%a0-%a1,USER_DA(%a6)
+	fmovemx	%fp0-%fp3,USER_FP0(%a6)
+	fmoveml	%fpcr/%fpsr/%fpiar,USER_FPCR(%a6)
+
+|
+	movel		EXC_PC(%a6),USER_FPIAR(%a6)
+|
+	moveml		USER_DA(%a6),%d0-%d1/%a0-%a1
+	fmovemx	USER_FP0(%a6),%fp0-%fp3
+	fmoveml	USER_FPCR(%a6),%fpcr/%fpsr/%fpiar
+	frestore	(%a7)+
+	unlk		%a6
+	bral		real_bsun
+|
+	|end