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authorMiod Vallat <miod@cvs.openbsd.org>2013-02-02 13:32:07 +0000
committerMiod Vallat <miod@cvs.openbsd.org>2013-02-02 13:32:07 +0000
commit22cba234393e85cacb460dd6e3f6aadc75278969 (patch)
tree2a2b3982e48ded6f3aa6d8d4539b9873d7c5d4d9
parentbfb23955a64b7aa0e072e92cbfc69f31228df265 (diff)
Kernel bits for m68k/ELF, mostly from NetBSD. In addition, the `pmod' symbel
in fpsp has to be renamed due to a clash with other parts of the kernel.
-rw-r--r--sys/arch/m68k/060sp/Makefile5
-rw-r--r--sys/arch/m68k/060sp/asm2gas134
-rw-r--r--sys/arch/m68k/060sp/copyright.S8
-rw-r--r--sys/arch/m68k/060sp/fnetbsd.S621
-rw-r--r--sys/arch/m68k/060sp/inetbsd.S500
-rw-r--r--sys/arch/m68k/060sp/netbsd.S622
-rw-r--r--sys/arch/m68k/fpsp/asm2gas137
-rw-r--r--sys/arch/m68k/fpsp/bindec.sa5
-rw-r--r--sys/arch/m68k/fpsp/decbin.sa11
-rw-r--r--sys/arch/m68k/fpsp/do_func.sa5
-rw-r--r--sys/arch/m68k/fpsp/get_op.sa5
-rw-r--r--sys/arch/m68k/fpsp/netbsd.sa10
-rw-r--r--sys/arch/m68k/fpsp/util.sa11
-rw-r--r--sys/arch/m68k/fpsp/x_store.sa5
-rw-r--r--sys/arch/m68k/include/asm.h27
-rw-r--r--sys/arch/m68k/include/cdefs.h14
-rw-r--r--sys/arch/m68k/include/db_machdep.h8
-rw-r--r--sys/arch/m68k/include/profile.h14
-rw-r--r--sys/arch/m68k/include/psl.h20
-rw-r--r--sys/arch/m68k/include/reloc.h47
-rw-r--r--sys/arch/m68k/m68k/bcopy.s80
-rw-r--r--sys/arch/m68k/m68k/copy.s262
-rw-r--r--sys/arch/m68k/m68k/copypage.s78
-rw-r--r--sys/arch/m68k/m68k/oc_cksum.s126
-rw-r--r--sys/arch/m68k/m68k/sigcode.s12
-rw-r--r--sys/arch/m68k/m68k/sigreturn.s52
-rw-r--r--sys/arch/m68k/m68k/support.s18
-rw-r--r--sys/arch/m68k/m68k/trap_subr.s110
-rw-r--r--sys/lib/libkern/arch/m68k/bcmp.S36
-rw-r--r--sys/lib/libkern/arch/m68k/bzero.S28
-rw-r--r--sys/lib/libkern/arch/m68k/ffs.S16
-rw-r--r--sys/lib/libkern/arch/m68k/htonl.S4
-rw-r--r--sys/lib/libkern/arch/m68k/htons.S6
-rw-r--r--sys/lib/libkern/arch/m68k/memcmp.S50
-rw-r--r--sys/lib/libkern/arch/m68k/memset.S74
-rw-r--r--sys/lib/libkern/arch/m68k/scanc.S28
-rw-r--r--sys/lib/libkern/arch/m68k/skpc.S16
-rw-r--r--sys/lib/libkern/arch/m68k/strcmp.S18
-rw-r--r--sys/lib/libkern/arch/m68k/strlen.S10
-rw-r--r--sys/lib/libkern/arch/m68k/strncmp.S22
-rw-r--r--sys/lib/libkern/arch/m68k/strncpy.S18
41 files changed, 1712 insertions, 1561 deletions
diff --git a/sys/arch/m68k/060sp/Makefile b/sys/arch/m68k/060sp/Makefile
index 1d650401c5f..73852dd6739 100644
--- a/sys/arch/m68k/060sp/Makefile
+++ b/sys/arch/m68k/060sp/Makefile
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.6 2007/10/18 18:08:02 deraadt Exp $
+# $OpenBSD: Makefile,v 1.7 2013/02/02 13:32:05 miod Exp $
# $NetBSD: Makefile,v 1.3 1996/12/31 22:44:13 veego Exp $
#
.if ${MACHINE_ARCH} == "m68k"
@@ -13,7 +13,8 @@ LD= ld
sh ${.CURDIR}/asm2gas ${.IMPSRC} >${.TARGET}
060sp.o: netbsd.S inetbsd.S fnetbsd.S isp.S fpsp.S copyright.S
- $(AS) -I${.CURDIR} -o ${.TARGET} ${.CURDIR}/netbsd.S
+ $(CC) ${AFLAGS} -m68060 ${CPPFLAGS} -I${.CURDIR} -I. \
+ -c -o ${.TARGET} ${.CURDIR}/netbsd.S
clean cleandir:
rm -f 060sp.o isp.S fpsp.S
diff --git a/sys/arch/m68k/060sp/asm2gas b/sys/arch/m68k/060sp/asm2gas
index 55f974058f3..cc5117e4466 100644
--- a/sys/arch/m68k/060sp/asm2gas
+++ b/sys/arch/m68k/060sp/asm2gas
@@ -1,9 +1,13 @@
#!/bin/sh
-# $OpenBSD: asm2gas,v 1.2 1996/05/30 22:13:58 niklas Exp $
-# $NetBSD: asm2gas,v 1.3 1994/10/26 07:48:49 cgd Exp $
+# $OpenBSD: asm2gas,v 1.3 2013/02/02 13:32:05 miod Exp $
+# $NetBSD: asm2gas,v 1.6 2000/12/06 21:31:05 is Exp $
#
-# Copyright (c) 1994 Charles Hannum. All rights reserved.
+# Copyright (c) 1998 The NetBSD Foundation, Inc.
+# All rights reserved.
+#
+# This code is derived from software contributed to The NetBSD Foundation
+# by Charles M. Hannum.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
@@ -15,20 +19,23 @@
# 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 Charles Hannum.
-# 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 product includes software developed by the NetBSD
+# Foundation, Inc. and its contributors.
+# 4. Neither the name of The NetBSD Foundation nor the names of its
+# contributors may 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.
+# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+# ``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 FOUNDATION OR CONTRIBUTORS
+# 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.
#
# This ugly script converts assembler code from Motorola's format to a
@@ -132,33 +139,102 @@ cat $1 | sed -e '
' | sed -e '
# operand conversion
- s/\([^_a-zA-Z0-9]\)FPIAR\([^_a-zA-Z0-9]\)/\1FPI\2/g
- s/\([^_a-zA-Z0-9]\)FPIAR\([^_a-zA-Z0-9]\)/\1FPI\2/g
- s/\([^_a-zA-Z0-9]\)FPIAR$/\1FPI/g
- s/\([^_a-zA-Z0-9]\)fpiar\([^_a-zA-Z0-9]\)/\1fpi\2/g
- s/\([^_a-zA-Z0-9]\)fpiar\([^_a-zA-Z0-9]\)/\1fpi\2/g
- s/\([^_a-zA-Z0-9]\)fpiar$/\1fpi/g
+ s/\([^_a-zA-Z0-9]\)FPIAR\([^_a-zA-Z0-9]\)/\1%FPI\2/g
+ s/\([^_a-zA-Z0-9]\)FPIAR$/\1%FPI/g
+ s/\([^_a-zA-Z0-9]\)fpiar\([^_a-zA-Z0-9]\)/\1%fpi\2/g
+ s/\([^_a-zA-Z0-9]\)fpiar$/\1%fpi/g
+ s/\([^_a-zA-Z0-9]\)FPCR\([^_a-zA-Z0-9]\)/\1%FPCR\2/g
+ s/\([^_a-zA-Z0-9]\)FPCR$/\1%FPCR/g
+ s/\([^_a-zA-Z0-9]\)fpcr\([^_a-zA-Z0-9]\)/\1%fpcr\2/g
+ s/\([^_a-zA-Z0-9]\)fpcr$/\1%fpcr/g
+ s/\([^_a-zA-Z0-9]\)FPSR\([^_a-zA-Z0-9]\)/\1%FPSR\2/g
+ s/\([^_a-zA-Z0-9]\)FPSR$/\1%FPSR/g
+ s/\([^_a-zA-Z0-9]\)fpsr\([^_a-zA-Z0-9]\)/\1%fpsr\2/g
+ s/\([^_a-zA-Z0-9]\)fpsr$/\1%fpsr/g
+ # RCS Id
+ s/\$\(NetBSD.*\)\$/\1/g
+ s/\$\(OpenBSD.*\)\$/\1/g
s/\$/0x/g
s/#:/#:0x/g
- s/-(\([sSpPaA][pPcC0-7]\))/\1@-/g
- s/(\([sSpPaA][pPcC0-7]\))+/\1@+/g
- s/\([-+A-Za-z0-9_]*\)(\([sSpPaA][pPcC0-7]\)\([),]\)/\2@(\1\3/g
+ s/\([^[:alnum:]_]\)\([dDaA][0-7]\)\([^[:alnum:]_]\)/\1%\2\3/g
+ s/\([^[:alnum:]_]\)\([fF][pP][0-7]\)\([^[:alnum:]_]\)/\1%\2\3/g
+ s/\([^[:alnum:]_]\)\(sp\)\([^[:alnum:]_]\)/\1%\2\3/g
+ s/\([^[:alnum:]_]\)\(pc\)\([^[:alnum:]_]\)/\1%\2\3/g
+
+ s/\([^[:alnum:]_]\)\([dDaA][0-7]\)$/\1%\2/g
+ s/\([^[:alnum:]_]\)\([fF][pP][0-7]\)$/\1%\2/g
+ s/\([^[:alnum:]_]\)\(sp\)$/\1%\2/g
+
+ s/\(,\)\([dDaA][0-7]\)/\1%\2/g
+ s/\(,\)\([fF][pP][0-7]\)/\1%\2/g
+
+ s/-(\(%[sSpPaA][pPcC0-7]\))/\1@-/g
+ s/(\(%[sSpPaA][pPcC0-7]\))+/\1@+/g
+ s/\([-+A-Za-z0-9_]*\)(\(%[sSpPaA][pPcC0-7]\)\([),]\)/\2@(\1\3/g
s/\.\([bBwWlL])\)/:\1/g
s/\.\([bBwWlL]\)\*\([0-9][0-9]*)\)/:\1:\2/g
s/\*\([0-9][0-9]*\))/:l:\1)/g
s/{\([0-9][0-9]*\):\([0-9][0-9]*\)}/{#\1:#\2}/g
- s/{\([dD][0-7]\):\([0-9][0-9]*\)}/{\1:#\2}/g
+ s/{\(%[dD][0-7]\):\([0-9][0-9]*\)}/{\1:#\2}/g
+ s/{\([dD][0-7]\):\([0-9][0-9]*\)}/{%\1:#\2}/g
+ s/{\([dD][0-7]\):\(%[dD][0-9]*\)}/{%\1:\2}/g
+
+ s/\(-\)\([dDaA][0-7]\)\([^_a-zA-Z0-9]\)/\1%\2\3/g
+ s/\(-\)\([fF][pP][0-7]\)\([^_a-zA-Z0-9]\)/\1%\2\3/g
+
+ s/\(\/\)\([dDaA][0-7]\)\([^_a-zA-Z0-9]\)/\1%\2\3/g
+ s/\(\/\)\([fF][pP][0-7]\)\([^_a-zA-Z0-9]\)/\1%\2\3/g
s/@(0*)/@/g
s/(,/(/g;s/:)/)/g
# make up for a gas bug
/^ fmovemx /{
- s/ \([fF][pP][0-7]\),/ \1-\1,/
- s/,\([fF][pP][0-7]\) /,\1-\1 /
- s/,\([fF][pP][0-7]\)$/,\1-\1/
+ s/ \(%[fF][pP][0-7]\),/ \1-\1,/
+ s/,\(%[fF][pP][0-7]\) /,\1-\1 /
+ s/,\(%[fF][pP][0-7]\)$/,\1-\1/
}
+' | sed -e '
+ # Floating point literal conversion
+
+ s/:0x41dfffffffc00000/0r2147483647.0/g
+ s/:0xc1e0000000000000/0r-2147483648.0/g
+ s/:0x41dfffffffe00000/0r2147483647.5/g
+ s/:0xc1e0000000100000/0r-2147483648.5/g
+ s/:0x46fffe00/0r32767.0/g
+ s/:0xc7000000/0r-32768.0/g
+ s/:0x46ffff00/0r32767.5/g
+ s/:0xc7000080/0r-32768.5/g
+ s/:0x42fe0000/0r127.0/g
+ s/:0xc3000000/0r-128.0/g
+ s/:0x42ff0000/0r127.5/g
+ s/:0xc3008000/0r-128.5/g
+ s/:0x3F800000/0r1.0/g
+ s/:0x00000000/0r0.0/g
+ s/:0xBF800000/0r-1.0/g
+ s/:0x3F000000/0r0.5/g
+ s/:0x3E800000/0r0.25/g
+ s/:0x42B8AA3B/0r92.332481384277343750/g
+ s/:0xBC317218/0r-0.0108304247260093688964843750/g
+ s/:0x3AB60B70/0r0.001388890668749809265136718750/g
+ s/:0x3C088895/0r0.0083333449438214302062988281250/g
+ s/:0x42B8AA3B/0r92.332481384277343750/g
+ s/:0x3950097B/0r0.0001983995753107592463493347167968750/g
+ s/:0x3AB60B6A/0r0.001388889970257878303527832031250/g
+ s/:0x2F30CAA8/0r1.60791047143504783889511600136756896972656250e-10/g
+ s/:0x310F8290/0r2.0883454965314740547910332679748535156250e-09/g
+ s/:0x32D73220/0r2.5052088403754169121384620666503906250e-08/g
+ s/:0x3493F281/0r2.755732850800995947793126106262207031250e-07/g
+ s/:0x40000000/0r2.0/g
+ s/:0x42800000/0r6.40e+01/g
+ s/:0x3C800000/0r1.56250e-02/g
+ s/fadds #:0x00800000,%[fF][pP]0/ .long 0xf23c4422,0x00800000/
+ s/fsubs #:0x00800000,%[fF][pP]0/ .long 0xf23c4428,0x00800000/
+ s/fsubs #:0x00800000,%[fF][pP]1/ .long 0xf23c44a8,0x00800000/
+ s/fmoves #:0x80000000,%[fF][pP]0/ .long 0xf23c4400,0x80000000/
+ s/fmoves #:0x00000000,%[fF][pP]0/ .long 0xf23c4400,0x00000000/
+
'
diff --git a/sys/arch/m68k/060sp/copyright.S b/sys/arch/m68k/060sp/copyright.S
index d646b4d2d6f..f947617392d 100644
--- a/sys/arch/m68k/060sp/copyright.S
+++ b/sys/arch/m68k/060sp/copyright.S
@@ -1,7 +1,7 @@
-#
-# $OpenBSD: copyright.S,v 1.2 1996/05/30 22:14:01 niklas Exp $
-# $NetBSD: copyright.S,v 1.2 1996/05/16 15:37:49 is Exp $
-#
+|#
+|# $OpenBSD: copyright.S,v 1.3 2013/02/02 13:32:05 miod Exp $
+|# $NetBSD: copyright.S,v 1.2 1996/05/16 15:37:49 is Exp $
+|#
.ascii "MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP\n"
.ascii "M68000 Hi-Performance Microprocessor Division\n"
diff --git a/sys/arch/m68k/060sp/fnetbsd.S b/sys/arch/m68k/060sp/fnetbsd.S
index baf70d048f9..e3f3ab76eaf 100644
--- a/sys/arch/m68k/060sp/fnetbsd.S
+++ b/sys/arch/m68k/060sp/fnetbsd.S
@@ -1,354 +1,337 @@
-#
-# $OpenBSD: fnetbsd.S,v 1.2 1996/05/30 22:14:05 niklas Exp $
-# $NetBSD: fnetbsd.S,v 1.2 1996/05/15 21:16:45 is Exp $
-#
-#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-# MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
-# M68000 Hi-Performance Microprocessor Division
-# M68060 Software Package Production Release
-#
-# M68060 Software Package Copyright (C) 1993, 1994, 1995, 1996 Motorola Inc.
-# All rights reserved.
-#
-# THE SOFTWARE is provided on an "AS IS" basis and without warranty.
-# To the maximum extent permitted by applicable law,
-# MOTOROLA DISCLAIMS ALL WARRANTIES WHETHER EXPRESS OR IMPLIED,
-# INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS
-# FOR A PARTICULAR PURPOSE and any warranty against infringement with
-# regard to the SOFTWARE (INCLUDING ANY MODIFIED VERSIONS THEREOF)
-# and any accompanying written materials.
-#
-# To the maximum extent permitted by applicable law,
-# IN NO EVENT SHALL MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER
-# (INCLUDING WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS,
-# BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS)
-# ARISING OF THE USE OR INABILITY TO USE THE SOFTWARE.
-#
-# Motorola assumes no responsibility for the maintenance and support
-# of the SOFTWARE.
-#
-# You are hereby granted a copyright license to use, modify, and distribute the
-# SOFTWARE so long as this entire notice is retained without alteration
-# in any modified and/or redistributed versions, and that such modified
-# versions are clearly identified as such.
-# No licenses are granted by implication, estoppel or otherwise under any
-# patents or trademarks of Motorola, Inc.
-#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-#
-# Derived from:
-# fskeleton.s
-#
-# This file contains:
-# (1) example "Call-out"s
-# (2) example package entry code
-# (3) example "Call-out" table
-#
-
-
-#################################
-# (1) EXAMPLE CALL-OUTS #
-# #
-# _060_fpsp_done() #
-# _060_real_ovfl() #
-# _060_real_unfl() #
-# _060_real_operr() #
-# _060_real_snan() #
-# _060_real_dz() #
-# _060_real_inex() #
-# _060_real_bsun() #
-# _060_real_fline() #
-# _060_real_fpu_disabled() #
-# _060_real_trap() #
-#################################
-
-#
-# _060_fpsp_done():
-#
-# This is the main exit point for the 68060 Floating-Point
-# Software Package. For a normal exit, all 060FPSP routines call this
-# routine. The operating system can do system dependent clean-up or
-# simply execute an "rte" as with the sample code below.
-#
- .global _060_fpsp_done
-_060_fpsp_done:
+/*
+ * $OpenBSD: fnetbsd.S,v 1.3 2013/02/02 13:32:05 miod Exp $
+ * $NetBSD: fnetbsd.S,v 1.2 1996/05/15 21:16:45 is Exp $
+ *
+ *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ * MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
+ * M68000 Hi-Performance Microprocessor Division
+ * M68060 Software Package Production Release
+ *
+ * M68060 Software Package Copyright (C) 1993, 1994, 1995, 1996 Motorola Inc.
+ * All rights reserved.
+ *
+ * THE SOFTWARE is provided on an "AS IS" basis and without warranty.
+ * To the maximum extent permitted by applicable law,
+ * MOTOROLA DISCLAIMS ALL WARRANTIES WHETHER EXPRESS OR IMPLIED,
+ * INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS
+ * FOR A PARTICULAR PURPOSE and any warranty against infringement with
+ * regard to the SOFTWARE (INCLUDING ANY MODIFIED VERSIONS THEREOF)
+ * and any accompanying written materials.
+ *
+ * To the maximum extent permitted by applicable law,
+ * IN NO EVENT SHALL MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER
+ * (INCLUDING WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS,
+ * BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS)
+ * ARISING OF THE USE OR INABILITY TO USE THE SOFTWARE.
+ *
+ * Motorola assumes no responsibility for the maintenance and support
+ * of the SOFTWARE.
+ *
+ * You are hereby granted a copyright license to use, modify, and distribute the
+ * SOFTWARE so long as this entire notice is retained without alteration
+ * in any modified and/or redistributed versions, and that such modified
+ * versions are clearly identified as such.
+ * No licenses are granted by implication, estoppel or otherwise under any
+ * patents or trademarks of Motorola, Inc.
+ *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *
+ * Derived from:
+ * fskeleton.s
+ *
+ * This file contains:
+ * (1) example "Call-out"s
+ * (2) example package entry code
+ * (3) example "Call-out" table
+ */
+
+
+/********************************
+ * (1) EXAMPLE CALL-OUTS *
+ * *
+ * _060_fpsp_done() *
+ * _060_real_ovfl() *
+ * _060_real_unfl() *
+ * _060_real_operr() *
+ * _060_real_snan() *
+ * _060_real_dz() *
+ * _060_real_inex() *
+ * _060_real_bsun() *
+ * _060_real_fline() *
+ * _060_real_fpu_disabled() *
+ * _060_real_trap() *
+ ********************************/
+
+/*
+ * _060_fpsp_done():
+ *
+ * This is the main exit point for the 68060 Floating-Point
+ * Software Package. For a normal exit, all 060FPSP routines call this
+ * routine. The operating system can do system dependent clean-up or
+ * simply execute an "rte" as with the sample code below.
+ */
+ASENTRY_NOPROFILE(_060_fpsp_done)
rte
-#
-# _060_real_ovfl():
-#
-# This is the exit point for the 060FPSP when an enabled overflow exception
-# is present. The routine below should point to the operating system handler
-# for enabled overflow conditions. The exception stack frame is an overflow
-# stack frame. The FP state frame holds the EXCEPTIONAL OPERAND.
-#
-# The sample routine below simply clears the exception status bit and
-# does an "rte".
-#
- .global _060_real_ovfl
-_060_real_ovfl:
- fsave sp@-
- movew #0x6000,sp@(0x2)
- frestore sp@+
- jmp _fpfault
-
-#
-# _060_real_unfl():
-#
-# This is the exit point for the 060FPSP when an enabled underflow exception
-# is present. The routine below should point to the operating system handler
-# for enabled underflow conditions. The exception stack frame is an underflow
-# stack frame. The FP state frame holds the EXCEPTIONAL OPERAND.
-#
-# The sample routine below simply clears the exception status bit and
-# does an "rte".
-#
- .global _060_real_unfl
-_060_real_unfl:
- fsave sp@-
- movew #0x6000,sp@(0x2)
- frestore sp@+
- jmp _fpfault
-
-#
-# _060_real_operr():
-#
-# This is the exit point for the 060FPSP when an enabled operand error exception
-# is present. The routine below should point to the operating system handler
-# for enabled operand error exceptions. The exception stack frame is an operand error
-# stack frame. The FP state frame holds the source operand of the faulting
-# instruction.
-#
-# The sample routine below simply clears the exception status bit and
-# does an "rte".
-#
- .global _060_real_operr
-_060_real_operr:
- fsave sp@-
- movew #0x6000,sp@(0x2)
- frestore sp@+
- jmp _fpfault
-
-#
-# _060_real_snan():
-#
-# This is the exit point for the 060FPSP when an enabled signalling NaN exception
-# is present. The routine below should point to the operating system handler
-# for enabled signalling NaN exceptions. The exception stack frame is a signalling NaN
-# stack frame. The FP state frame holds the source operand of the faulting
-# instruction.
-#
-# The sample routine below simply clears the exception status bit and
-# does an "rte".
-#
- .global _060_real_snan
-_060_real_snan:
- fsave sp@-
- movew #0x6000,sp@(0x2)
- frestore sp@+
- jmp _fpfault
-
-#
-# _060_real_dz():
-#
-# This is the exit point for the 060FPSP when an enabled divide-by-zero exception
-# is present. The routine below should point to the operating system handler
-# for enabled divide-by-zero exceptions. The exception stack frame is a divide-by-zero
-# stack frame. The FP state frame holds the source operand of the faulting
-# instruction.
-#
-# The sample routine below simply clears the exception status bit and
-# does an "rte".
-#
- .global _060_real_dz
-_060_real_dz:
- fsave sp@-
- movew #0x6000,sp@(0x2)
- frestore sp@+
- jmp _fpfault
-
-#
-# _060_real_inex():
-#
-# This is the exit point for the 060FPSP when an enabled inexact exception
-# is present. The routine below should point to the operating system handler
-# for enabled inexact exceptions. The exception stack frame is an inexact
-# stack frame. The FP state frame holds the source operand of the faulting
-# instruction.
-#
-# The sample routine below simply clears the exception status bit and
-# does an "rte".
-#
- .global _060_real_inex
-_060_real_inex:
- fsave sp@-
- movew #0x6000,sp@(0x2)
- frestore sp@+
- jmp _fpfault
-
-#
-# _060_real_bsun():
-#
-# This is the exit point for the 060FPSP when an enabled bsun exception
-# is present. The routine below should point to the operating system handler
-# for enabled bsun exceptions. The exception stack frame is a bsun
-# stack frame.
-#
-# The sample routine below clears the exception status bit, clears the NaN
-# bit in the FPSR, and does an "rte". The instruction that caused the
-# bsun will now be re-executed but with the NaN FPSR bit cleared.
-#
- .global _060_real_bsun
-_060_real_bsun:
- fsave sp@-
-
- fmovel fpsr,sp@-
- andib #0xfe,sp@
- fmovel sp@+,fpsr
-
- addl #0xc,sp
- jmp _fpfault
-
-#
-# _060_real_fline():
-#
-# This is the exit point for the 060FPSP when an F-Line Illegal exception is
-# encountered. Three different types of exceptions can enter the F-Line exception
-# vector number 11: FP Unimplemented Instructions, FP implemented instructions when
-# the FPU is disabled, and F-Line Illegal instructions. The 060FPSP module
-# _fpsp_fline() distinguishes between the three and acts appropriately. F-Line
-# Illegals branch here.
-#
- .global _060_real_fline
-_060_real_fline:
- jmp _fpfault
-
-#
-# _060_real_fpu_disabled():
-#
-# This is the exit point for the 060FPSP when an FPU disabled exception is
-# encountered. Three different types of exceptions can enter the F-Line exception
-# vector number 11: FP Unimplemented Instructions, FP implemented instructions when
-# the FPU is disabled, and F-Line Illegal instructions. The 060FPSP module
-# _fpsp_fline() distinguishes between the three and acts appropriately. FPU disabled
-# exceptions branch here.
-#
-# The sample code below enables the FPU, sets the PC field in the exception stack
-# frame to the PC of the instruction causing the exception, and does an "rte".
-# The execution of the instruction then proceeds with an enabled floating-point
-# unit.
-#
- .global _060_real_fpu_disabled
-_060_real_fpu_disabled:
- movel d0,sp@- |# enabled the fpu
+/*
+ * _060_real_ovfl():
+ *
+ * This is the exit point for the 060FPSP when an enabled overflow exception
+ * is present. The routine below should point to the operating system handler
+ * for enabled overflow conditions. The exception stack frame is an overflow
+ * stack frame. The FP state frame holds the EXCEPTIONAL OPERAND.
+ *
+ * The sample routine below simply clears the exception status bit and
+ * does an "rte".
+ */
+ASENTRY_NOPROFILE(_060_real_ovfl)
+ fsave %sp@-
+ movew #0x6000,%sp@(0x2)
+ frestore %sp@+
+ jmp _C_LABEL(fpfault)
+
+/*
+ * _060_real_unfl():
+ *
+ * This is the exit point for the 060FPSP when an enabled underflow exception
+ * is present. The routine below should point to the operating system handler
+ * for enabled underflow conditions. The exception stack frame is an underflow
+ * stack frame. The FP state frame holds the EXCEPTIONAL OPERAND.
+ *
+ * The sample routine below simply clears the exception status bit and
+ * does an "rte".
+ */
+ASENTRY_NOPROFILE(_060_real_unfl)
+ fsave %sp@-
+ movew #0x6000,%sp@(0x2)
+ frestore %sp@+
+ jmp _C_LABEL(fpfault)
+
+/*
+ * _060_real_operr():
+ *
+ * This is the exit point for the 060FPSP when an enabled operand error exception
+ * is present. The routine below should point to the operating system handler
+ * for enabled operand error exceptions. The exception stack frame is an operand error
+ * stack frame. The FP state frame holds the source operand of the faulting
+ * instruction.
+ *
+ * The sample routine below simply clears the exception status bit and
+ * does an "rte".
+ */
+ASENTRY_NOPROFILE(_060_real_operr)
+ fsave %sp@-
+ movew #0x6000,%sp@(0x2)
+ frestore %sp@+
+ jmp _C_LABEL(fpfault)
+
+/*
+ * _060_real_snan():
+ *
+ * This is the exit point for the 060FPSP when an enabled signalling NaN exception
+ * is present. The routine below should point to the operating system handler
+ * for enabled signalling NaN exceptions. The exception stack frame is a signalling NaN
+ * stack frame. The FP state frame holds the source operand of the faulting
+ * instruction.
+ *
+ * The sample routine below simply clears the exception status bit and
+ * does an "rte".
+ */
+ASENTRY_NOPROFILE(_060_real_snan)
+ fsave %sp@-
+ movew #0x6000,%sp@(0x2)
+ frestore %sp@+
+ jmp _C_LABEL(fpfault)
+
+/*
+ * _060_real_dz():
+ *
+ * This is the exit point for the 060FPSP when an enabled divide-by-zero exception
+ * is present. The routine below should point to the operating system handler
+ * for enabled divide-by-zero exceptions. The exception stack frame is a divide-by-zero
+ * stack frame. The FP state frame holds the source operand of the faulting
+ * instruction.
+ *
+ * The sample routine below simply clears the exception status bit and
+ * does an "rte".
+ */
+ASENTRY_NOPROFILE(_060_real_dz)
+ fsave %sp@-
+ movew #0x6000,%sp@(0x2)
+ frestore %sp@+
+ jmp _C_LABEL(fpfault)
+
+/*
+ * _060_real_inex():
+ *
+ * This is the exit point for the 060FPSP when an enabled inexact exception
+ * is present. The routine below should point to the operating system handler
+ * for enabled inexact exceptions. The exception stack frame is an inexact
+ * stack frame. The FP state frame holds the source operand of the faulting
+ * instruction.
+ *
+ * The sample routine below simply clears the exception status bit and
+ * does an "rte".
+ */
+ASENTRY_NOPROFILE(_060_real_inex)
+ fsave %sp@-
+ movew #0x6000,%sp@(0x2)
+ frestore %sp@+
+ jmp _C_LABEL(fpfault)
+
+/*
+ * _060_real_bsun():
+ *
+ * This is the exit point for the 060FPSP when an enabled bsun exception
+ * is present. The routine below should point to the operating system handler
+ * for enabled bsun exceptions. The exception stack frame is a bsun
+ * stack frame.
+ *
+ * The sample routine below clears the exception status bit, clears the NaN
+ * bit in the FPSR, and does an "rte". The instruction that caused the
+ * bsun will now be re-executed but with the NaN FPSR bit cleared.
+ */
+ASENTRY_NOPROFILE(_060_real_bsun)
+ fsave %sp@-
+
+ fmovel %fpsr,%sp@-
+ andib #0xfe,%sp@
+ fmovel %sp@+,%fpsr
+
+ addl #0xc,%sp
+ jmp _C_LABEL(fpfault)
+
+/*
+ * _060_real_fline():
+ *
+ * This is the exit point for the 060FPSP when an F-Line Illegal exception is
+ * encountered. Three different types of exceptions can enter the F-Line exception
+ * vector number 11: FP Unimplemented Instructions, FP implemented instructions when
+ * the FPU is disabled, and F-Line Illegal instructions. The 060FPSP module
+ * _fpsp_fline() distinguishes between the three and acts appropriately. F-Line
+ * Illegals branch here.
+ */
+ASENTRY_NOPROFILE(_060_real_fline)
+ jmp _C_LABEL(fpfault)
+
+/*
+ * _060_real_fpu_disabled():
+ *
+ * This is the exit point for the 060FPSP when an FPU disabled exception is
+ * encountered. Three different types of exceptions can enter the F-Line exception
+ * vector number 11: FP Unimplemented Instructions, FP implemented instructions when
+ * the FPU is disabled, and F-Line Illegal instructions. The 060FPSP module
+ * _fpsp_fline() distinguishes between the three and acts appropriately. FPU disabled
+ * exceptions branch here.
+ *
+ * The sample code below enables the FPU, sets the PC field in the exception stack
+ * frame to the PC of the instruction causing the exception, and does an "rte".
+ * The execution of the instruction then proceeds with an enabled floating-point
+ * unit.
+ */
+ASENTRY_NOPROFILE(_060_real_fpu_disabled)
+ movel %d0,%sp@- |# enabled the fpu
.short 0x4e7a,0x0808 |* movec.l pcr,d0
- bclr #0x1,d0
+ bclr #0x1,%d0
.short 0x4e7b,0x0808 |* movec.l d0,pcr
- movel sp@+,d0
+ movel %sp@+,%d0
- movel sp@(0xc),sp@(0x2) |# set "Current PC"
+ movel %sp@(0xc),%sp@(0x2) |# set "Current PC"
rte
-#
-# _060_real_trap():
-#
-# This is the exit point for the 060FPSP when an emulated "ftrapcc" instruction
-# discovers that the trap condition is true and it should branch to the operating
-# system handler for the trap exception vector number 7.
-#
-# The sample code below simply executes an "rte".
-#
- .global _060_real_trap
-_060_real_trap:
+/*
+ * _060_real_trap():
+ *
+ * This is the exit point for the 060FPSP when an emulated "ftrapcc" instruction
+ * discovers that the trap condition is true and it should branch to the operating
+ * system handler for the trap exception vector number 7.
+ *
+ * The sample code below simply executes an "rte".
+ */
+ASENTRY_NOPROFILE(_060_real_trap)
rte
-#############################################################################
+/*****************************************************************************/
-##################################
-# (2) EXAMPLE PACKAGE ENTRY CODE #
-##################################
+/**********************************
+ * (2) EXAMPLE PACKAGE ENTRY CODE *
+ **********************************/
- .global _060_fpsp_snan
-_060_fpsp_snan:
- bral _FP_CALL_TOP+0x80+0x00
+ASENTRY_NOPROFILE(_060_fpsp_snan)
+ bral _C_LABEL(FP_CALL_TOP)+0x80+0x00
- .global _060_fpsp_operr
-_060_fpsp_operr:
- bral _FP_CALL_TOP+0x80+0x08
+ASENTRY_NOPROFILE(_060_fpsp_operr)
+ bral _C_LABEL(FP_CALL_TOP)+0x80+0x08
- .global _060_fpsp_ovfl
-_060_fpsp_ovfl:
- bral _FP_CALL_TOP+0x80+0x10
+ASENTRY_NOPROFILE(_060_fpsp_ovfl)
+ bral _C_LABEL(FP_CALL_TOP)+0x80+0x10
- .global _060_fpsp_unfl
-_060_fpsp_unfl:
- bral _FP_CALL_TOP+0x80+0x18
+ASENTRY_NOPROFILE(_060_fpsp_unfl)
+ bral _C_LABEL(FP_CALL_TOP)+0x80+0x18
- .global _060_fpsp_dz
-_060_fpsp_dz:
- bral _FP_CALL_TOP+0x80+0x20
+ASENTRY_NOPROFILE(_060_fpsp_dz)
+ bral _C_LABEL(FP_CALL_TOP)+0x80+0x20
- .global _060_fpsp_inex
-_060_fpsp_inex:
- bral _FP_CALL_TOP+0x80+0x28
+ASENTRY_NOPROFILE(_060_fpsp_inex)
+ bral _C_LABEL(FP_CALL_TOP)+0x80+0x28
- .global _060_fpsp_fline
-_060_fpsp_fline:
- bral _FP_CALL_TOP+0x80+0x30
+ASENTRY_NOPROFILE(_060_fpsp_fline)
+ bral _C_LABEL(FP_CALL_TOP)+0x80+0x30
- .global _060_fpsp_unsupp
-_060_fpsp_unsupp:
- bral _FP_CALL_TOP+0x80+0x38
+ASENTRY_NOPROFILE(_060_fpsp_unsupp)
+ bral _C_LABEL(FP_CALL_TOP)+0x80+0x38
- .global _060_fpsp_effadd
-_060_fpsp_effadd:
- bral _FP_CALL_TOP+0x80+0x40
+ASENTRY_NOPROFILE(_060_fpsp_effadd)
+ bral _C_LABEL(FP_CALL_TOP)+0x80+0x40
-#############################################################################
+/*****************************************************************************/
-################################
-# (3) EXAMPLE CALL-OUT SECTION #
-################################
+/********************************
+ * (3) EXAMPLE CALL-OUT SECTION *
+ ********************************/
-# The size of this section MUST be 128 bytes!!!
+/*
+ * The size of this section MUST be 128 bytes!!!
+ */
- .global _FP_CALL_TOP
-_FP_CALL_TOP:
- .long _060_real_bsun-_FP_CALL_TOP
- .long _060_real_snan-_FP_CALL_TOP
- .long _060_real_operr-_FP_CALL_TOP
- .long _060_real_ovfl-_FP_CALL_TOP
- .long _060_real_unfl-_FP_CALL_TOP
- .long _060_real_dz-_FP_CALL_TOP
- .long _060_real_inex-_FP_CALL_TOP
- .long _060_real_fline-_FP_CALL_TOP
- .long _060_real_fpu_disabled-_FP_CALL_TOP
- .long _060_real_trap-_FP_CALL_TOP
- .long _060_real_trace-_FP_CALL_TOP
- .long _060_real_access-_FP_CALL_TOP
- .long _060_fpsp_done-_FP_CALL_TOP
+GLOBAL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_bsun)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_snan)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_operr)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_ovfl)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_unfl)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_dz)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_inex)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_fline)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_fpu_disabled)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_trap)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_trace)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_real_access)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_fpsp_done)-_C_LABEL(FP_CALL_TOP)
.long 0x00000000,0x00000000,0x00000000
- .long _060_imem_read-_FP_CALL_TOP
- .long _060_dmem_read-_FP_CALL_TOP
- .long _060_dmem_write-_FP_CALL_TOP
- .long _060_imem_read_word-_FP_CALL_TOP
- .long _060_imem_read_long-_FP_CALL_TOP
- .long _060_dmem_read_byte-_FP_CALL_TOP
- .long _060_dmem_read_word-_FP_CALL_TOP
- .long _060_dmem_read_long-_FP_CALL_TOP
- .long _060_dmem_write_byte-_FP_CALL_TOP
- .long _060_dmem_write_word-_FP_CALL_TOP
- .long _060_dmem_write_long-_FP_CALL_TOP
+ .long _ASM_LABEL(_060_imem_read)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_read)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_write)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_imem_read_word)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_imem_read_long)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_read_byte)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_read_word)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_read_long)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_write_byte)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_write_word)-_C_LABEL(FP_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_write_long)-_C_LABEL(FP_CALL_TOP)
.long 0x00000000
.long 0x00000000,0x00000000,0x00000000,0x00000000
-#############################################################################
+/*****************************************************************************/
-# 060 FPSP KERNEL PACKAGE NEEDS TO GO HERE!!!
+/*
+ * 060 FPSP KERNEL PACKAGE NEEDS TO GO HERE!!!
+ */
- .include "fpsp.S"
+#include "fpsp.S"
diff --git a/sys/arch/m68k/060sp/inetbsd.S b/sys/arch/m68k/060sp/inetbsd.S
index 1ff14ab9af8..272d8426c4a 100644
--- a/sys/arch/m68k/060sp/inetbsd.S
+++ b/sys/arch/m68k/060sp/inetbsd.S
@@ -1,292 +1,280 @@
-#
-# $OpenBSD: inetbsd.S,v 1.2 1996/05/30 22:14:42 niklas Exp $
-# $NetBSD: inetbsd.S,v 1.2 1996/05/15 21:16:44 is Exp $
-#
-#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-# MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
-# M68000 Hi-Performance Microprocessor Division
-# M68060 Software Package Production Release
-#
-# M68060 Software Package Copyright (C) 1993, 1994, 1995, 1996 Motorola Inc.
-# All rights reserved.
-#
-# THE SOFTWARE is provided on an "AS IS" basis and without warranty.
-# To the maximum extent permitted by applicable law,
-# MOTOROLA DISCLAIMS ALL WARRANTIES WHETHER EXPRESS OR IMPLIED,
-# INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS
-# FOR A PARTICULAR PURPOSE and any warranty against infringement with
-# regard to the SOFTWARE (INCLUDING ANY MODIFIED VERSIONS THEREOF)
-# and any accompanying written materials.
-#
-# To the maximum extent permitted by applicable law,
-# IN NO EVENT SHALL MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER
-# (INCLUDING WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS,
-# BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS)
-# ARISING OF THE USE OR INABILITY TO USE THE SOFTWARE.
-#
-# Motorola assumes no responsibility for the maintenance and support
-# of the SOFTWARE.
-#
-# You are hereby granted a copyright license to use, modify, and distribute the
-# SOFTWARE so long as this entire notice is retained without alteration
-# in any modified and/or redistributed versions, and that such modified
-# versions are clearly identified as such.
-# No licenses are granted by implication, estoppel or otherwise under any
-# patents or trademarks of Motorola, Inc.
-#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-# Derived from:
-# iskeleton.s
-#
-# This file contains:
-# (1) example "Call-out"s
-# (2) example package entry code
-# (3) example "Call-out" table
-#
-
-
-#################################
-# (1) EXAMPLE CALL-OUTS #
-# #
-# _060_isp_done() #
-# _060_real_chk() #
-# _060_real_divbyzero() #
-# #
-# _060_real_cas() #
-# _060_real_cas2() #
-# _060_real_lock_page() #
-# _060_real_unlock_page() #
-#################################
-
-#
-# _060_isp_done():
-#
-# This is and example main exit point for the Unimplemented Integer
-# Instruction exception handler. For a normal exit, the
-# _isp_unimp() branches to here so that the operating system
-# can do any clean-up desired. The stack frame is the
-# Unimplemented Integer Instruction stack frame with
-# the PC pointing to the instruction following the instruction
-# just emulated.
-# To simply continue execution at the next instruction, just
-# do an "rte".
-#
- .global _060_isp_done
-_060_isp_done:
+/*
+ *$OpenBSD: inetbsd.S,v 1.3 2013/02/02 13:32:05 miod Exp $
+ *$NetBSD: inetbsd.S,v 1.2 1996/05/15 21:16:44 is Exp $
+ *
+ *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
+ *M68000 Hi-Performance Microprocessor Division
+ *M68060 Software Package Production Release
+ *
+ *M68060 Software Package Copyright (C) 1993, 1994, 1995, 1996 Motorola Inc.
+ *All rights reserved.
+ *
+ *THE SOFTWARE is provided on an "AS IS" basis and without warranty.
+ *To the maximum extent permitted by applicable law,
+ *MOTOROLA DISCLAIMS ALL WARRANTIES WHETHER EXPRESS OR IMPLIED,
+ *INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS
+ *FOR A PARTICULAR PURPOSE and any warranty against infringement with
+ *regard to the SOFTWARE (INCLUDING ANY MODIFIED VERSIONS THEREOF)
+ *and any accompanying written materials.
+ *
+ *To the maximum extent permitted by applicable law,
+ *IN NO EVENT SHALL MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER
+ *(INCLUDING WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS,
+ *BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS)
+ *ARISING OF THE USE OR INABILITY TO USE THE SOFTWARE.
+ *
+ *Motorola assumes no responsibility for the maintenance and support
+ *of the SOFTWARE.
+ *
+ *You are hereby granted a copyright license to use, modify, and distribute the
+ *SOFTWARE so long as this entire notice is retained without alteration
+ *in any modified and/or redistributed versions, and that such modified
+ *versions are clearly identified as such.
+ *No licenses are granted by implication, estoppel or otherwise under any
+ *patents or trademarks of Motorola, Inc.
+ *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *Derived from:
+ *iskeleton.s
+ *
+ *This file contains:
+ * (1) example "Call-out"s
+ * (2) example package entry code
+ * (3) example "Call-out" table
+ */
+
+
+/********************************
+ *(1) EXAMPLE CALL-OUTS *
+ * *
+ *_060_isp_done() *
+ *_060_real_chk() *
+ *_060_real_divbyzero() *
+ * *
+ *_060_real_cas() *
+ *_060_real_cas2() *
+ *_060_real_lock_page() *
+ *_060_real_unlock_page() *
+ ********************************/
+
+/*
+ *_060_isp_done():
+ *
+ *This is and example main exit point for the Unimplemented Integer
+ *Instruction exception handler. For a normal exit, the
+ *_isp_unimp() branches to here so that the operating system
+ *can do any clean-up desired. The stack frame is the
+ *Unimplemented Integer Instruction stack frame with
+ *the PC pointing to the instruction following the instruction
+ *just emulated.
+ *To simply continue execution at the next instruction, just
+ *do an "rte".
+ */
+ASENTRY_NOPROFILE(_060_isp_done)
rte
-#
-# _060_real_chk():
-#
-# This is an alternate exit point for the Unimplemented Integer
-# Instruction exception handler. If the instruction was a "chk2"
-# and the operand was out of bounds, then _isp_unimp() creates
-# a CHK exception stack frame from the Unimplemented Integer Instrcution
-# stack frame and branches to this routine.
-#
- .global _060_real_chk
-_060_real_chk:
- tstb sp@ |# is tracing enabled?
+/*
+ *_060_real_chk():
+ *
+ *This is an alternate exit point for the Unimplemented Integer
+ *Instruction exception handler. If the instruction was a "chk2"
+ *and the operand was out of bounds, then _isp_unimp() creates
+ *a CHK exception stack frame from the Unimplemented Integer Instrcution
+ *stack frame and branches to this routine.
+ */
+ASENTRY_NOPROFILE(_060_real_chk)
+ tstb %sp@ |# is tracing enabled?
bpls real_chk_end |# no
-#
-# CHK FRAME TRACE FRAME
-# ***************** *****************
-# * Current PC * * Current PC *
-# ***************** *****************
-# * 0x2 * 0x018 * * 0x2 * 0x024 *
-# ***************** *****************
-# * Next * * Next *
-# * PC * * PC *
-# ***************** *****************
-# * SR * * SR *
-# ***************** *****************
-#
- moveb #0x24,sp@(0x7) |# set trace vecno
- bral _060_real_trace
+/*
+ * CHK FRAME TRACE FRAME
+ * ***************** *****************
+ * * Current PC * * Current PC *
+ * ***************** *****************
+ * * 0x2 * 0x018 * * 0x2 * 0x024 *
+ * ***************** *****************
+ * * Next * * Next *
+ * * PC * * PC *
+ * ***************** *****************
+ * * SR * * SR *
+ * ***************** *****************
+ */
+ moveb #0x24,%sp@(0x7) |# set trace vecno
+ bral _ASM_LABEL(_060_real_trace)
real_chk_end:
- jmp _chkinst
-
-#
-# _060_real_divbyzero:
-#
-# This is an alternate exit point for the Unimplemented Integer
-# Instruction exception handler isp_unimp(). If the instruction is a 64-bit
-# integer divide where the source operand is a zero, then the _isp_unimp()
-# creates a Divide-by-zero exception stack frame from the Unimplemented
-# Integer Instruction stack frame and branches to this routine.
-#
-# Remember that a trace exception may be pending. The code below performs
-# no action associated with the "chk" exception. If tracing is enabled,
-# then it create a Trace exception stack frame from the "chk" exception
-# stack frame and branches to the _real_trace() entry point.
-#
- .global _060_real_divbyzero
-_060_real_divbyzero:
- tstb sp@ |# is tracing enabled?
- bpls real_divbyzero_end |# no
-
-#
-# DIVBYZERO FRAME TRACE FRAME
-# ***************** *****************
-# * Current PC * * Current PC *
-# ***************** *****************
-# * 0x2 * 0x014 * * 0x2 * 0x024 *
-# ***************** *****************
-# * Next * * Next *
-# * PC * * PC *
-# ***************** *****************
-# * SR * * SR *
-# ***************** *****************
-#
- moveb #0x24,sp@(0x7) |# set trace vecno
- bral _060_real_trace
+ jmp _C_LABEL(chkinst)
+
+/*
+ *_060_real_divbyzero:
+ *
+ *This is an alternate exit point for the Unimplemented Integer
+ *Instruction exception handler isp_unimp(). If the instruction is a 64-bit
+ *integer divide where the source operand is a zero, then the _isp_unimp()
+ *creates a Divide-by-zero exception stack frame from the Unimplemented
+ *Integer Instruction stack frame and branches to this routine.
+ *
+ *Remember that a trace exception may be pending. The code below performs
+ *no action associated with the "chk" exception. If tracing is enabled,
+ *then it create a Trace exception stack frame from the "chk" exception
+ *stack frame and branches to the _real_trace() entry point.
+ */
+ASENTRY_NOPROFILE(_060_real_divbyzero)
+ tstb %sp@ |# is tracing enabled?
+ bpls real_divbyzero_end |# no
+
+/*
+ * DIVBYZERO FRAME TRACE FRAME
+ * ***************** *****************
+ * * Current PC * * Current PC *
+ * ***************** *****************
+ * * 0x2 * 0x014 * * 0x2 * 0x024 *
+ * ***************** *****************
+ * * Next * * Next *
+ * * PC * * PC *
+ * ***************** *****************
+ * * SR * * SR *
+ * ***************** *****************
+ */
+ moveb #0x24,%sp@(0x7) |# set trace vecno
+ bral _ASM_LABEL(_060_real_trace)
real_divbyzero_end:
- jmp _zerodiv
-
-###########################
-
-#
-# _060_real_cas():
-#
-# Entry point for the selected cas emulation code implementation.
-# If the implementation provided by the 68060ISP is sufficient,
-# then this routine simply re-enters the package through _isp_cas.
-#
- .global _060_real_cas
-_060_real_cas:
- bral _I_CALL_TOP+0x80+0x08
-
-#
-# _060_real_cas2():
-#
-# Entry point for the selected cas2 emulation code implementation.
-# If the implementation provided by the 68060ISP is sufficient,
-# then this routine simply re-enters the package through _isp_cas2.
-#
- .global _060_real_cas2
-_060_real_cas2:
- bral _I_CALL_TOP+0x80+0x10
-
-#
-# _060_lock_page():
-#
-# Entry point for the operating system's routine to "lock" a page
-# from being paged out. This routine is needed by the cas/cas2
-# algorithms so that no page faults occur within the "core" code
-# region. Note: the routine must lock two pages if the operand
-# spans two pages.
-# NOTE: THE ROUTINE SHOULD RETURN AN FSLW VALUE IN D0 ON FAILURE
-# SO THAT THE 060SP CAN CREATE A PROPER ACCESS ERROR FRAME.
-# Arguments:
-# a0 = operand address
-# d0 = `xxxxxxff -> supervisor| `xxxxxx00 -> user
-# d1 = `xxxxxxff -> longword| `xxxxxx00 -> word
-# Expected outputs:
-# d0 = 0 -> success| non-zero -> failure
-#
- .global _060_real_lock_page
-_060_real_lock_page:
- clrl d0
+ jmp _C_LABEL(zerodiv)
+
+/***************************/
+
+/*
+ *_060_real_cas():
+ *
+ *Entry point for the selected cas emulation code implementation.
+ *If the implementation provided by the 68060ISP is sufficient,
+ *then this routine simply re-enters the package through _isp_cas.
+ */
+ASENTRY_NOPROFILE(_060_real_cas)
+ bral _C_LABEL(I_CALL_TOP)+0x80+0x08
+
+/*
+ *_060_real_cas2():
+ *
+ *Entry point for the selected cas2 emulation code implementation.
+ *If the implementation provided by the 68060ISP is sufficient,
+ *then this routine simply re-enters the package through _isp_cas2.
+ */
+ASENTRY_NOPROFILE(_060_real_cas2)
+ bral _C_LABEL(I_CALL_TOP)+0x80+0x10
+
+/*
+ *_060_lock_page():
+ *
+ *Entry point for the operating system's routine to "lock" a page
+ *from being paged out. This routine is needed by the cas/cas2
+ *algorithms so that no page faults occur within the "core" code
+ *region. Note: the routine must lock two pages if the operand
+ *spans two pages.
+ *NOTE: THE ROUTINE SHOULD RETURN AN FSLW VALUE IN D0 ON FAILURE
+ *SO THAT THE 060SP CAN CREATE A PROPER ACCESS ERROR FRAME.
+ *Arguments:
+ * a0 = operand address
+ * d0 = `xxxxxxff -> supervisor| `xxxxxx00 -> user
+ * d1 = `xxxxxxff -> longword| `xxxxxx00 -> word
+ *Expected outputs:
+ * d0 = 0 -> success| non-zero -> failure
+ */
+ASENTRY_NOPROFILE(_060_real_lock_page)
+ clrl %d0
rts
-#
-# _060_unlock_page():
-#
-# Entry point for the operating system's routine to "unlock" a
-# page that has been "locked" previously with _real_lock_page.
-# Note: the routine must unlock two pages if the operand spans
-# two pages.
-# Arguments:
-# a0 = operand address
-# d0 = `xxxxxxff -> supervisor| `xxxxxx00 -> user
-# d1 = `xxxxxxff -> longword| `xxxxxx00 -> word
-#
- .global _060_real_unlock_page
-_060_real_unlock_page:
- clrl d0
+/*
+ *_060_unlock_page():
+ *
+ *Entry point for the operating system's routine to "unlock" a
+ *page that has been "locked" previously with _real_lock_page.
+ *Note: the routine must unlock two pages if the operand spans
+ *two pages.
+ *Arguments:
+ * a0 = operand address
+ * d0 = `xxxxxxff -> supervisor| `xxxxxx00 -> user
+ * d1 = `xxxxxxff -> longword| `xxxxxx00 -> word
+ */
+ASENTRY_NOPROFILE(_060_real_unlock_page)
+ clrl %d0
rts
-############################################################################
+/****************************************************************************/
-##################################
-# (2) EXAMPLE PACKAGE ENTRY CODE #
-##################################
+/*********************************
+ *(2) EXAMPLE PACKAGE ENTRY CODE *
+ *********************************/
- .global _060_isp_unimp
-_060_isp_unimp:
- bral _I_CALL_TOP+0x80+0x00
+ASENTRY_NOPROFILE(_060_isp_unimp)
+ bral _C_LABEL(I_CALL_TOP)+0x80+0x00
- .global _060_isp_cas
-_060_isp_cas:
- bral _I_CALL_TOP+0x80+0x08
+ASENTRY_NOPROFILE(_060_isp_cas)
+ bral _C_LABEL(I_CALL_TOP)+0x80+0x08
- .global _060_isp_cas2
-_060_isp_cas2:
- bral _I_CALL_TOP+0x80+0x10
+ASENTRY_NOPROFILE(_060_isp_cas2)
+ bral _C_LABEL(I_CALL_TOP)+0x80+0x10
- .global _060_isp_cas_finish
-_060_isp_cas_finish:
- bral _I_CALL_TOP+0x80+0x18
+ASENTRY_NOPROFILE(_060_isp_cas_finish)
+ bral _C_LABEL(I_CALL_TOP)+0x80+0x18
- .global _060_isp_cas2_finish
-_060_isp_cas2_finish:
- bral _I_CALL_TOP+0x80+0x20
+ASENTRY_NOPROFILE(_060_isp_cas2_finish)
+ bral _C_LABEL(I_CALL_TOP)+0x80+0x20
- .global _060_isp_cas_inrange
-_060_isp_cas_inrange:
- bral _I_CALL_TOP+0x80+0x28
+ASENTRY_NOPROFILE(_060_isp_cas_inrange)
+ bral _C_LABEL(I_CALL_TOP)+0x80+0x28
- .global _060_isp_cas_terminate
-_060_isp_cas_terminate:
- bral _I_CALL_TOP+0x80+0x30
+ASENTRY_NOPROFILE(_060_isp_cas_terminate)
+ bral _C_LABEL(I_CALL_TOP)+0x80+0x30
- .global _060_isp_cas_restart
-_060_isp_cas_restart:
- bral _I_CALL_TOP+0x80+0x38
+ASENTRY_NOPROFILE(_060_isp_cas_restart)
+ bral _C_LABEL(I_CALL_TOP)+0x80+0x38
-############################################################################
+/****************************************************************************/
-################################
-# (3) EXAMPLE CALL-OUT SECTION #
-################################
+/*******************************
+ *(3) EXAMPLE CALL-OUT SECTION *
+ *******************************/
-# The size of this section MUST be 128 bytes!!!
+/*
+ *The size of this section MUST be 128 bytes!!!
+ */
- .global _I_CALL_TOP
-_I_CALL_TOP:
- .long _060_real_chk-_I_CALL_TOP
- .long _060_real_divbyzero-_I_CALL_TOP
- .long _060_real_trace-_I_CALL_TOP
- .long _060_real_access-_I_CALL_TOP
- .long _060_isp_done-_I_CALL_TOP
+GLOBAL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_real_chk)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_real_divbyzero)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_real_trace)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_real_access)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_isp_done)-_C_LABEL(I_CALL_TOP)
- .long _060_real_cas-_I_CALL_TOP
- .long _060_real_cas2-_I_CALL_TOP
- .long _060_real_lock_page-_I_CALL_TOP
- .long _060_real_unlock_page-_I_CALL_TOP
+ .long _ASM_LABEL(_060_real_cas)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_real_cas2)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_real_lock_page)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_real_unlock_page)-_C_LABEL(I_CALL_TOP)
.long 0x00000000,0x00000000,0x00000000,0x00000000
.long 0x00000000,0x00000000,0x00000000
- .long _060_imem_read-_I_CALL_TOP
- .long _060_dmem_read-_I_CALL_TOP
- .long _060_dmem_write-_I_CALL_TOP
- .long _060_imem_read_word-_I_CALL_TOP
- .long _060_imem_read_long-_I_CALL_TOP
- .long _060_dmem_read_byte-_I_CALL_TOP
- .long _060_dmem_read_word-_I_CALL_TOP
- .long _060_dmem_read_long-_I_CALL_TOP
- .long _060_dmem_write_byte-_I_CALL_TOP
- .long _060_dmem_write_word-_I_CALL_TOP
- .long _060_dmem_write_long-_I_CALL_TOP
+ .long _ASM_LABEL(_060_imem_read)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_read)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_write)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_imem_read_word)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_imem_read_long)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_read_byte)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_read_word)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_read_long)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_write_byte)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_write_word)-_C_LABEL(I_CALL_TOP)
+ .long _ASM_LABEL(_060_dmem_write_long)-_C_LABEL(I_CALL_TOP)
.long 0x00000000
.long 0x00000000,0x00000000,0x00000000,0x00000000
-############################################################################
+/****************************************************************************/
-# 060 INTEGER KERNEL PACKAGE MUST GO HERE!!!
+/*
+ *060 INTEGER KERNEL PACKAGE MUST GO HERE!!!
+ */
- .include "isp.S"
+#include "isp.S"
diff --git a/sys/arch/m68k/060sp/netbsd.S b/sys/arch/m68k/060sp/netbsd.S
index fe9e15449f1..6a86914c92e 100644
--- a/sys/arch/m68k/060sp/netbsd.S
+++ b/sys/arch/m68k/060sp/netbsd.S
@@ -1,377 +1,365 @@
-#
-# $OpenBSD: netbsd.S,v 1.3 1997/07/06 07:46:19 downsj Exp $
-# $NetBSD: netbsd.S,v 1.3 1997/06/27 23:32:09 is Exp $
-#
-#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-# MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
-# M68000 Hi-Performance Microprocessor Division
-# M68060 Software Package Production Release
-#
-# M68060 Software Package Copyright (C) 1993, 1994, 1995, 1996 Motorola Inc.
-# All rights reserved.
-#
-# THE SOFTWARE is provided on an "AS IS" basis and without warranty.
-# To the maximum extent permitted by applicable law,
-# MOTOROLA DISCLAIMS ALL WARRANTIES WHETHER EXPRESS OR IMPLIED,
-# INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS
-# FOR A PARTICULAR PURPOSE and any warranty against infringement with
-# regard to the SOFTWARE (INCLUDING ANY MODIFIED VERSIONS THEREOF)
-# and any accompanying written materials.
-#
-# To the maximum extent permitted by applicable law,
-# IN NO EVENT SHALL MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER
-# (INCLUDING WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS,
-# BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS)
-# ARISING OF THE USE OR INABILITY TO USE THE SOFTWARE.
-#
-# Motorola assumes no responsibility for the maintenance and support
-# of the SOFTWARE.
-#
-# You are hereby granted a copyright license to use, modify, and distribute the
-# SOFTWARE so long as this entire notice is retained without alteration
-# in any modified and/or redistributed versions, and that such modified
-# versions are clearly identified as such.
-# No licenses are granted by implication, estoppel or otherwise under any
-# patents or trademarks of Motorola, Inc.
-#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-#
-# Derived from:
-# os.s
-#
-# This file contains:
-# - example "Call-Out"s required by both the ISP and FPSP.
-#
+/*
+ * $OpenBSD: netbsd.S,v 1.4 2013/02/02 13:32:05 miod Exp $
+ * $NetBSD: netbsd.S,v 1.3 1997/06/27 23:32:09 is Exp $
+ *
+ *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ * MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
+ * M68000 Hi-Performance Microprocessor Division
+ * M68060 Software Package Production Release
+ *
+ * M68060 Software Package Copyright (C) 1993, 1994, 1995, 1996 Motorola Inc.
+ * All rights reserved.
+ *
+ * THE SOFTWARE is provided on an "AS IS" basis and without warranty.
+ * To the maximum extent permitted by applicable law,
+ * MOTOROLA DISCLAIMS ALL WARRANTIES WHETHER EXPRESS OR IMPLIED,
+ * INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS
+ * FOR A PARTICULAR PURPOSE and any warranty against infringement with
+ * regard to the SOFTWARE (INCLUDING ANY MODIFIED VERSIONS THEREOF)
+ * and any accompanying written materials.
+ *
+ * To the maximum extent permitted by applicable law,
+ * IN NO EVENT SHALL MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER
+ * (INCLUDING WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS,
+ * BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS)
+ * ARISING OF THE USE OR INABILITY TO USE THE SOFTWARE.
+ *
+ * Motorola assumes no responsibility for the maintenance and support
+ * of the SOFTWARE.
+ *
+ * You are hereby granted a copyright license to use, modify, and distribute the
+ * SOFTWARE so long as this entire notice is retained without alteration
+ * in any modified and/or redistributed versions, and that such modified
+ * versions are clearly identified as such.
+ * No licenses are granted by implication, estoppel or otherwise under any
+ * patents or trademarks of Motorola, Inc.
+ *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *
+ * Derived from:
+ * os.s
+ *
+ * This file contains:
+ * - example "Call-Out"s required by both the ISP and FPSP.
+ */
-#
-# make the copyright notice appear in the binary:
-#
- .include "copyright.S"
+#include <machine/asm.h>
-#################################
-# EXAMPLE CALL-OUTS #
-# #
-# _060_dmem_write() #
-# _060_dmem_read() #
-# _060_imem_read() #
-# _060_dmem_read_byte() #
-# _060_dmem_read_word() #
-# _060_dmem_read_long() #
-# _060_imem_read_word() #
-# _060_imem_read_long() #
-# _060_dmem_write_byte() #
-# _060_dmem_write_word() #
-# _060_dmem_write_long() #
-# #
-# _060_real_trace() #
-# _060_real_access() #
-#################################
+/*
+ * make the copyright notice appear in the binary:
+ */
+#include "copyright.S"
-#
-# Each IO routine checks to see if the memory write/read is to/from user
-# or supervisor application space. The examples below use simple "move"
-# instructions for supervisor mode applications and call _copyin()/_copyout()
-# for user mode applications.
-# When installing the 060SP, the _copyin()/_copyout() equivalents for a
-# given operating system should be substituted.
-#
-# The addresses within the 060SP are guaranteed to be on the stack.
-# The result is that Unix processes are allowed to sleep as a consequence
-# of a page fault during a _copyout.
-#
+/********************************
+ * EXAMPLE CALL-OUTS *
+ * *
+ * _060_dmem_write() *
+ * _060_dmem_read() *
+ * _060_imem_read() *
+ * _060_dmem_read_byte() *
+ * _060_dmem_read_word() *
+ * _060_dmem_read_long() *
+ * _060_imem_read_word() *
+ * _060_imem_read_long() *
+ * _060_dmem_write_byte() *
+ * _060_dmem_write_word() *
+ * _060_dmem_write_long() *
+ * *
+ * _060_real_trace() *
+ * _060_real_access() *
+ ********************************/
-#
-# _060_dmem_write():
-#
-# Writes to data memory while in supervisor mode.
-#
-# INPUTS:
-# a0 - supervisor source address
-# a1 - user destination address
-# d0 - number of bytes to write
-# a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
-# OUTPUTS:
-# d1 - 0 = success, !0 = failure
-#
- .global _060_dmem_write
-_060_dmem_write:
- btst #0x5,a6@(0x4) |# check for supervisor state
+/*
+ * Each IO routine checks to see if the memory write/read is to/from user
+ * or supervisor application space. The examples below use simple "move"
+ * instructions for supervisor mode applications and call _copyin()/_copyout()
+ * for user mode applications.
+ * When installing the 060SP, the _copyin()/_copyout() equivalents for a
+ * given operating system should be substituted.
+ *
+ * The addresses within the 060SP are guaranteed to be on the stack.
+ * The result is that Unix processes are allowed to sleep as a consequence
+ * of a page fault during a _copyout.
+ */
+
+/*
+ * _060_dmem_write():
+ *
+ * Writes to data memory while in supervisor mode.
+ *
+ * INPUTS:
+ * a0 - supervisor source address
+ * a1 - user destination address
+ * d0 - number of bytes to write
+ * a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
+ * OUTPUTS:
+ * d1 - 0 = success, !0 = failure
+ */
+ASENTRY_NOPROFILE(_060_dmem_write)
+ btst #0x5,%a6@(0x4) |# check for supervisor state
beqs user_write
super_write:
- moveb a0@+,a1@+ |# copy 1 byte
- subql #0x1,d0 |# decr byte counter
+ moveb %a0@+,%a1@+ |# copy 1 byte
+ subql #0x1,%d0 |# decr byte counter
bnes super_write |# quit if ctr = 0
- clrl d1 |# return success
+ clrl %d1 |# return success
rts
user_write:
- movel d0,sp@- |# pass: counter
- movel a1,sp@- |# pass: user dst
- movel a0,sp@- |# pass: supervisor src
- bsrl _copyout |# write byte to user mem
- movel d0,d1 |# return success
- addl #0xc,sp |# clear 3 lw params
+ movel %d0,%sp@- |# pass: counter
+ movel %a1,%sp@- |# pass: user dst
+ movel %a0,%sp@- |# pass: supervisor src
+ bsrl _C_LABEL(copyout) |# write byte to user mem
+ movel %d0,%d1 |# return success
+ addl #0xc,%sp |# clear 3 lw params
rts
-#
-# _060_imem_read(), _060_dmem_read():
-#
-# Reads from data/instruction memory while in supervisor mode.
-#
-# INPUTS:
-# a0 - user source address
-# a1 - supervisor destination address
-# d0 - number of bytes to read
-# a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
-# OUTPUTS:
-# d1 - 0 = success, !0 = failure
-#
- .global _060_imem_read
- .global _060_dmem_read
-_060_imem_read:
-_060_dmem_read:
- btst #0x5,a6@(0x4) |# check for supervisor state
+/*
+ * _060_imem_read(), _060_dmem_read():
+ *
+ * Reads from data/instruction memory while in supervisor mode.
+ *
+ * INPUTS:
+ * a0 - user source address
+ * a1 - supervisor destination address
+ * d0 - number of bytes to read
+ * a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
+ * OUTPUTS:
+ * d1 - 0 = success, !0 = failure
+ */
+ASENTRY_NOPROFILE(_060_imem_read)
+ASENTRY_NOPROFILE(_060_dmem_read)
+ btst #0x5,%a6@(0x4) |# check for supervisor state
beqs user_read
super_read:
- moveb a0@+,a1@+ |# copy 1 byte
- subql #0x1,d0 |# decr byte counter
+ moveb %a0@+,%a1@+ |# copy 1 byte
+ subql #0x1,%d0 |# decr byte counter
bnes super_read |# quit if ctr = 0
- clrl d1 |# return success
+ clrl %d1 |# return success
rts
user_read:
- movel d0,sp@- |# pass: counter
- movel a1,sp@- |# pass: super dst
- movel a0,sp@- |# pass: user src
- bsrl _copyin |# read byte from user mem
- movel d0,d1 |# return success
- addl #0xc,sp |# clear 3 lw params
+ movel %d0,%sp@- |# pass: counter
+ movel %a1,%sp@- |# pass: super dst
+ movel %a0,%sp@- |# pass: user src
+ bsrl _C_LABEL(copyin) |# read byte from user mem
+ movel %d0,%d1 |# return success
+ addl #0xc,%sp |# clear 3 lw params
rts
-#
-# _060_dmem_read_byte():
-#
-# Read a data byte from user memory.
-#
-# INPUTS:
-# a0 - user source address
-# a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
-# OUTPUTS:
-# d0 - data byte in d0
-# d1 - 0 = success, !0 = failure
-#
- .global _060_dmem_read_byte
-_060_dmem_read_byte:
- btst #0x5,a6@(0x4) |# check for supervisor state
+/*
+ * _060_dmem_read_byte():
+ *
+ * Read a data byte from user memory.
+ *
+ * INPUTS:
+ * a0 - user source address
+ * a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
+ * OUTPUTS:
+ * d0 - data byte in d0
+ * d1 - 0 = success, !0 = failure
+ */
+ASENTRY_NOPROFILE(_060_dmem_read_byte)
+ btst #0x5,%a6@(0x4) |# check for supervisor state
bnes dmrbs |# supervisor
dmrbu:
- clrl sp@- |# clear space on stack for result
- movel #0x1,sp@- |# pass: # bytes to copy
- pea sp@(0x7) |# pass: dst addr (stack)
- movel a0,sp@- |# pass: src addr (user mem)
- bsrl _copyin |# "copy in" the data
- movel d0,d1 |# return success
- addl #0xc,sp |# delete params
- movel sp@+,d0 |# put answer in d0
+ clrl %sp@- |# clear space on stack for result
+ movel #0x1,%sp@- |# pass: # bytes to copy
+ pea %sp@(0x7) |# pass: dst addr (stack)
+ movel %a0,%sp@- |# pass: src addr (user mem)
+ bsrl _C_LABEL(copyin) |# "copy in" the data
+ movel %d0,%d1 |# return success
+ addl #0xc,%sp |# delete params
+ movel %sp@+,%d0 |# put answer in d0
rts
dmrbs:
- clrl d0 |# clear whole longword
- moveb a0@,d0 |# fetch super byte
- clrl d1 |# return success
+ clrl %d0 |# clear whole longword
+ moveb %a0@,%d0 |# fetch super byte
+ clrl %d1 |# return success
rts
-#
-# _060_imem_read_word():
-# Read an instruction word from user memory.
-#
-# _060_dmem_read_word():
-# Read a data word from user memory.
-#
-# INPUTS:
-# a0 - user source address
-# a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
-# OUTPUTS:
-# d0 - data word in d0
-# d1 - 0 = success, !0 = failure
-#
- .global _060_imem_read_word
- .global _060_dmem_read_word
+/*
+ * _060_imem_read_word():
+ * Read an instruction word from user memory.
+ *
+ * _060_dmem_read_word():
+ * Read a data word from user memory.
+ *
+ * INPUTS:
+ * a0 - user source address
+ * a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
+ * OUTPUTS:
+ * d0 - data word in d0
+ * d1 - 0 = success, !0 = failure
+ */
-_060_imem_read_word:
-_060_dmem_read_word:
- btst #0x5,a6@(0x4) |# check for supervisor state
+ASENTRY_NOPROFILE(_060_imem_read_word)
+ASENTRY_NOPROFILE(_060_dmem_read_word)
+ btst #0x5,%a6@(0x4) |# check for supervisor state
bnes dmrws |# supervisor
dmrwu:
- clrl sp@- |# clear result space on stack
- movel #0x2,sp@- |# pass: # bytes to copy
- pea sp@(0x6) |# pass: dst addr (stack)
- movel a0,sp@- |# pass: src addr (user mem)
- bsrl _copyin |# "copy in" the data
- movel d0,d1 |# return success
- addl #0xc,sp |# delete params
- movel sp@+,d0 |# put answer in d0
+ clrl %sp@- |# clear result space on stack
+ movel #0x2,%sp@- |# pass: # bytes to copy
+ pea %sp@(0x6) |# pass: dst addr (stack)
+ movel %a0,%sp@- |# pass: src addr (user mem)
+ bsrl _C_LABEL(copyin) |# "copy in" the data
+ movel %d0,%d1 |# return success
+ addl #0xc,%sp |# delete params
+ movel %sp@+,%d0 |# put answer in d0
rts
dmrws:
- clrl d0 |# clear whole longword
- movew a0@,d0 |# fetch super word
- clrl d1 |# return success
+ clrl %d0 |# clear whole longword
+ movew %a0@,%d0 |# fetch super word
+ clrl %d1 |# return success
rts
-#
-# _060_imem_read_long():
-# Read an instruction longword from user memory.
-#
-# _060_dmem_read_long():
-# Read an data longword from user memory.
-#
-
-#
-# INPUTS:
-# a0 - user source address
-# a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
-# OUTPUTS:
-# d0 - data longword in d0
-# d1 - 0 = success, !0 = failure
-#
+/*
+ * _060_imem_read_long():
+ * Read an instruction longword from user memory.
+ *
+ * _060_dmem_read_long():
+ * Read an data longword from user memory.
+ *
- .global _060_dmem_read_long
- .global _060_imem_read_long
+ *
+ * INPUTS:
+ * a0 - user source address
+ * a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
+ * OUTPUTS:
+ * d0 - data longword in d0
+ * d1 - 0 = success, !0 = failure
+ */
-_060_imem_read_long:
-_060_dmem_read_long:
- btst #0x5,a6@(0x4) |# check for supervisor state
+ASENTRY_NOPROFILE(_060_imem_read_long)
+ASENTRY_NOPROFILE(_060_dmem_read_long)
+ btst #0x5,%a6@(0x4) |# check for supervisor state
bnes dmrls |# supervisor
dmrlu:
- subql #0x4,sp |# clear result space on stack
- movel #0x4,sp@- |# pass: # bytes to copy
- pea sp@(0x4) |# pass: dst addr (stack)
- movel a0,sp@- |# pass: src addr (user mem)
- bsrl _copyin |# "copy in" the data
- movel d0,d1 |# return success
- addl #0xc,sp |# delete params
- movel sp@+,d0 |# put answer in d0
+ subql #0x4,%sp |# clear result space on stack
+ movel #0x4,%sp@- |# pass: # bytes to copy
+ pea %sp@(0x4) |# pass: dst addr (stack)
+ movel %a0,%sp@- |# pass: src addr (user mem)
+ bsrl _C_LABEL(copyin) |# "copy in" the data
+ movel %d0,%d1 |# return success
+ addl #0xc,%sp |# delete params
+ movel %sp@+,%d0 |# put answer in d0
rts
dmrls:
- movel a0@,d0 |# fetch super longword
- clrl d1 |# return success
+ movel %a0@,%d0 |# fetch super longword
+ clrl %d1 |# return success
rts
-#
-# _060_dmem_write_byte():
-#
-# Write a data byte to user memory.
-#
-# INPUTS:
-# a0 - user destination address
-# d0 - data byte in d0
-# a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
-# OUTPUTS:
-# d1 - 0 = success, !0 = failure
-#
- .global _060_dmem_write_byte
-_060_dmem_write_byte:
- btst #0x5,a6@(0x4) |# check for supervisor state
+/*
+ * _060_dmem_write_byte():
+ *
+ * Write a data byte to user memory.
+ *
+ * INPUTS:
+ * a0 - user destination address
+ * d0 - data byte in d0
+ * a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
+ * OUTPUTS:
+ * d1 - 0 = success, !0 = failure
+ */
+ASENTRY_NOPROFILE(_060_dmem_write_byte)
+ btst #0x5,%a6@(0x4) |# check for supervisor state
bnes dmwbs |# supervisor
dmwbu:
- movel d0,sp@- |# put src on stack
- movel #0x1,sp@- |# pass: # bytes to copy
- movel a0,sp@- |# pass: dst addr (user mem)
- pea sp@(0xb) |# pass: src addr (stack)
- bsrl _copyout |# "copy out" the data
- movel d0,d1 |# return success
- addl #0x10,sp |# delete params + src
+ movel %d0,%sp@- |# put src on stack
+ movel #0x1,%sp@- |# pass: # bytes to copy
+ movel %a0,%sp@- |# pass: dst addr (user mem)
+ pea %sp@(0xb) |# pass: src addr (stack)
+ bsrl _C_LABEL(copyout) |# "copy out" the data
+ movel %d0,%d1 |# return success
+ addl #0x10,%sp |# delete params + src
rts
dmwbs:
- moveb d0,a0@ |# store super byte
- clrl d1 |# return success
+ moveb %d0,%a0@ |# store super byte
+ clrl %d1 |# return success
rts
-#
-# _060_dmem_write_word():
-#
-# Write a data word to user memory.
-#
-# INPUTS:
-# a0 - user destination address
-# d0 - data word in d0
-# a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
-# OUTPUTS:
-# d1 - 0 = success, !0 = failure
-#
- .global _060_dmem_write_word
-_060_dmem_write_word:
- btst #0x5,a6@(0x4) |# check for supervisor state
+/*
+ * _060_dmem_write_word():
+ *
+ * Write a data word to user memory.
+ *
+ * INPUTS:
+ * a0 - user destination address
+ * d0 - data word in d0
+ * a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
+ * OUTPUTS:
+ * d1 - 0 = success, !0 = failure
+ */
+ASENTRY_NOPROFILE(_060_dmem_write_word)
+ btst #0x5,%a6@(0x4) |# check for supervisor state
bnes dmwws |# supervisor
dmwwu:
- movel d0,sp@- |# put src on stack
- movel #0x2,sp@- |# pass: # bytes to copy
- movel a0,sp@- |# pass: dst addr (user mem)
- pea sp@(0xa) |# pass: src addr (stack)
- bsrl _copyout |# "copy out" the data
- movel d0,d1 |# return success
- addl #0x10,sp |# delete params + src
+ movel %d0,%sp@- |# put src on stack
+ movel #0x2,%sp@- |# pass: # bytes to copy
+ movel %a0,%sp@- |# pass: dst addr (user mem)
+ pea %sp@(0xa) |# pass: src addr (stack)
+ bsrl _C_LABEL(copyout) |# "copy out" the data
+ movel %d0,%d1 |# return success
+ addl #0x10,%sp |# delete params + src
rts
dmwws:
- movew d0,a0@ |# store super word
- clrl d1 |# return success
+ movew %d0,%a0@ |# store super word
+ clrl %d1 |# return success
rts
-#
-# _060_dmem_write_long():
-#
-# Write a data longword to user memory.
-#
-# INPUTS:
-# a0 - user destination address
-# d0 - data longword in d0
-# a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
-# OUTPUTS:
-# d1 - 0 = success, !0 = failure
-#
- .global _060_dmem_write_long
-_060_dmem_write_long:
- btst #0x5,a6@(0x4) |# check for supervisor state
+/*
+ * _060_dmem_write_long():
+ *
+ * Write a data longword to user memory.
+ *
+ * INPUTS:
+ * a0 - user destination address
+ * d0 - data longword in d0
+ * a6@(0x4),bit5 - 1 = supervisor mode, 0 = user mode
+ * OUTPUTS:
+ * d1 - 0 = success, !0 = failure
+ */
+ASENTRY_NOPROFILE(_060_dmem_write_long)
+ btst #0x5,%a6@(0x4) |# check for supervisor state
bnes dmwls |# supervisor
dmwlu:
- movel d0,sp@- |# put src on stack
- movel #0x4,sp@- |# pass: # bytes to copy
- movel a0,sp@- |# pass: dst addr (user mem)
- pea sp@(0x8) |# pass: src addr (stack)
- bsrl _copyout |# "copy out" the data
- movel d0,d1 |# return success
- addl #0x10,sp |# delete params + src
+ movel %d0,%sp@- |# put src on stack
+ movel #0x4,%sp@- |# pass: # bytes to copy
+ movel %a0,%sp@- |# pass: dst addr (user mem)
+ pea %sp@(0x8) |# pass: src addr (stack)
+ bsrl _C_LABEL(copyout) |# "copy out" the data
+ movel %d0,%d1 |# return success
+ addl #0x10,%sp |# delete params + src
rts
dmwls:
- movel d0,a0@ |# store super longword
- clrl d1 |# return success
+ movel %d0,%a0@ |# store super longword
+ clrl %d1 |# return success
rts
-############################################################################
+/*###########################################################################/
-#
-# _060_real_trace():
-#
-# This is the exit point for the 060FPSP when an instruction is being traced
-# and there are no other higher priority exceptions pending for this instruction
-# or they have already been processed.
-#
-# The sample code below simply executes an "rte".
-#
- .global _060_real_trace,_trace
-_060_real_trace:
- jra _trace
+/*
+ * _060_real_trace():
+ *
+ * This is the exit point for the 060FPSP when an instruction is being traced
+ * and there are no other higher priority exceptions pending for this instruction
+ * or they have already been processed.
+ *
+ * The sample code below simply executes an "rte".
+ */
+ASENTRY_NOPROFILE(_060_real_trace)
+ jra _C_LABEL(trace)
-#
-# _060_real_access():
-#
-# This is the exit point for the 060FPSP when an access error exception
-# is encountered. The routine below should point to the operating system
-# handler for access error exceptions. The exception stack frame is an
-# 8-word access error frame.
-#
-# We jump directly to the 68060 buserr handler.
-# If we had a sane ld, we could use use that entry point directly...
-#
- .globl _060_real_access,_buserr60
-_060_real_access:
- jra _buserr60
+/*
+ * _060_real_access():
+ *
+ * This is the exit point for the 060FPSP when an access error exception
+ * is encountered. The routine below should point to the operating system
+ * handler for access error exceptions. The exception stack frame is an
+ * 8-word access error frame.
+ *
+ * We jump directly to the 68060 buserr handler.
+ * If we had a sane ld, we could use use that entry point directly...
+ */
+ASENTRY_NOPROFILE(_060_real_access)
+ jra _C_LABEL(buserr60)
- .include "inetbsd.S"
- .include "fnetbsd.S"
+#include "inetbsd.S"
+#include "fnetbsd.S"
diff --git a/sys/arch/m68k/fpsp/asm2gas b/sys/arch/m68k/fpsp/asm2gas
index f47d5ced735..8257fe0eaae 100644
--- a/sys/arch/m68k/fpsp/asm2gas
+++ b/sys/arch/m68k/fpsp/asm2gas
@@ -1,9 +1,13 @@
#!/bin/sh
-# $OpenBSD: asm2gas,v 1.2 1996/05/29 21:05:24 niklas Exp $
-# $NetBSD: asm2gas,v 1.3 1994/10/26 07:48:49 cgd Exp $
+# $OpenBSD: asm2gas,v 1.3 2013/02/02 13:32:05 miod Exp $
+# $NetBSD: asm2gas,v 1.6 2000/12/06 21:31:05 is Exp $
#
-# Copyright (c) 1994 Charles Hannum. All rights reserved.
+# Copyright (c) 1998 The NetBSD Foundation, Inc.
+# All rights reserved.
+#
+# This code is derived from software contributed to The NetBSD Foundation
+# by Charles M. Hannum.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
@@ -15,20 +19,23 @@
# 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 Charles Hannum.
-# 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 product includes software developed by the NetBSD
+# Foundation, Inc. and its contributors.
+# 4. Neither the name of The NetBSD Foundation nor the names of its
+# contributors may 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.
+# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+# ``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 FOUNDATION OR CONTRIBUTORS
+# 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.
#
# This ugly script converts assembler code from Motorola's format to a
@@ -132,33 +139,105 @@ cat $1 | sed -e '
' | sed -e '
# operand conversion
- s/\([^_a-zA-Z0-9]\)FPIAR\([^_a-zA-Z0-9]\)/\1FPI\2/g
- s/\([^_a-zA-Z0-9]\)FPIAR\([^_a-zA-Z0-9]\)/\1FPI\2/g
- s/\([^_a-zA-Z0-9]\)FPIAR$/\1FPI/g
- s/\([^_a-zA-Z0-9]\)fpiar\([^_a-zA-Z0-9]\)/\1fpi\2/g
- s/\([^_a-zA-Z0-9]\)fpiar\([^_a-zA-Z0-9]\)/\1fpi\2/g
- s/\([^_a-zA-Z0-9]\)fpiar$/\1fpi/g
+ s/\([^_a-zA-Z0-9]\)FPIAR\([^_a-zA-Z0-9]\)/\1%FPI\2/g
+ s/\([^_a-zA-Z0-9]\)FPIAR$/\1%FPI/g
+ s/\([^_a-zA-Z0-9]\)fpiar\([^_a-zA-Z0-9]\)/\1%fpi\2/g
+ s/\([^_a-zA-Z0-9]\)fpiar$/\1%fpi/g
+ s/\([^_a-zA-Z0-9]\)FPCR\([^_a-zA-Z0-9]\)/\1%FPCR\2/g
+ s/\([^_a-zA-Z0-9]\)FPCR$/\1%FPCR/g
+ s/\([^_a-zA-Z0-9]\)fpcr\([^_a-zA-Z0-9]\)/\1%fpcr\2/g
+ s/\([^_a-zA-Z0-9]\)fpcr$/\1%fpcr/g
+ s/\([^_a-zA-Z0-9]\)FPSR\([^_a-zA-Z0-9]\)/\1%FPSR\2/g
+ s/\([^_a-zA-Z0-9]\)FPSR$/\1%FPSR/g
+ s/\([^_a-zA-Z0-9]\)fpsr\([^_a-zA-Z0-9]\)/\1%fpsr\2/g
+ s/\([^_a-zA-Z0-9]\)fpsr$/\1%fpsr/g
+ ## RCSId
+ s/\$\(NetBSD.*\)\$/\1/g
+ s/\$\(OpenBSD.*\)\$/\1/g
s/\$/0x/g
s/#:/#:0x/g
- s/-(\([sSpPaA][pPcC0-7]\))/\1@-/g
- s/(\([sSpPaA][pPcC0-7]\))+/\1@+/g
- s/\([-+A-Za-z0-9_]*\)(\([sSpPaA][pPcC0-7]\)\([),]\)/\2@(\1\3/g
+ s/\([^[:alnum:]_]\)\([dDaA][0-7]\)\([^[:alnum:]_]\)/\1%\2\3/g
+ s/\([^[:alnum:]_]\)\([fF][pP][0-7]\)\([^[:alnum:]_]\)/\1%\2\3/g
+ s/\([^[:alnum:]_]\)\(sp\)\([^[:alnum:]_]\)/\1%\2\3/g
+ s/\([^[:alnum:]_]\)\(pc\)\([^[:alnum:]_]\)/\1%\2\3/g
+
+ s/\([^[:alnum:]_]\)\([dDaA][0-7]\)$/\1%\2/g
+ s/\([^[:alnum:]_]\)\([fF][pP][0-7]\)$/\1%\2/g
+ s/\([^[:alnum:]_]\)\(sp\)$/\1%\2/g
+
+ s/\(,\)\([dDaA][0-7]\)/\1%\2/g
+ s/\(,\)\([fF][pP][0-7]\)/\1%\2/g
+
+ s/-(\(%[sSpPaA][pPcC0-7]\))/\1@-/g
+ s/(\(%[sSpPaA][pPcC0-7]\))+/\1@+/g
+ s/\([-+A-Za-z0-9_]*\)(\(%[sSpPaA][pPcC0-7]\)\([),]\)/\2@(\1\3/g
s/\.\([bBwWlL])\)/:\1/g
s/\.\([bBwWlL]\)\*\([0-9][0-9]*)\)/:\1:\2/g
s/\*\([0-9][0-9]*\))/:l:\1)/g
s/{\([0-9][0-9]*\):\([0-9][0-9]*\)}/{#\1:#\2}/g
- s/{\([dD][0-7]\):\([0-9][0-9]*\)}/{\1:#\2}/g
+ s/{\(%[dD][0-7]\):\([0-9][0-9]*\)}/{\1:#\2}/g
+ s/{\([dD][0-7]\):\([0-9][0-9]*\)}/{%\1:#\2}/g
+ s/{\([dD][0-7]\):\(%[dD][0-9]*\)}/{%\1:\2}/g
+
+ s/\(-\)\([dDaA][0-7]\)\([^_a-zA-Z0-9]\)/\1%\2\3/g
+ s/\(-\)\([fF][pP][0-7]\)\([^_a-zA-Z0-9]\)/\1%\2\3/g
+
+ s/\(\/\)\([dDaA][0-7]\)\([^_a-zA-Z0-9]\)/\1%\2\3/g
+ s/\(\/\)\([fF][pP][0-7]\)\([^_a-zA-Z0-9]\)/\1%\2\3/g
s/@(0*)/@/g
s/(,/(/g;s/:)/)/g
# make up for a gas bug
/^ fmovemx /{
- s/ \([fF][pP][0-7]\),/ \1-\1,/
- s/,\([fF][pP][0-7]\) /,\1-\1 /
- s/,\([fF][pP][0-7]\)$/,\1-\1/
+ s/ \(%[fF][pP][0-7]\),/ \1-\1,/
+ s/,\(%[fF][pP][0-7]\) /,\1-\1 /
+ s/,\(%[fF][pP][0-7]\)$/,\1-\1/
}
+
+ # symbol name collision with kernel
+ s/pmod/_fpsp_pmod/g
+' | sed -e '
+ # Floating point literal conversion
+
+ s/:0x41dfffffffc00000/0r2147483647.0/g
+ s/:0xc1e0000000000000/0r-2147483648.0/g
+ s/:0x41dfffffffe00000/0r2147483647.5/g
+ s/:0xc1e0000000100000/0r-2147483648.5/g
+ s/:0x46fffe00/0r32767.0/g
+ s/:0xc7000000/0r-32768.0/g
+ s/:0x46ffff00/0r32767.5/g
+ s/:0xc7000080/0r-32768.5/g
+ s/:0x42fe0000/0r127.0/g
+ s/:0xc3000000/0r-128.0/g
+ s/:0x42ff0000/0r127.5/g
+ s/:0xc3008000/0r-128.5/g
+ s/:0x3F800000/0r1.0/g
+ s/:0x00000000/0r0.0/g
+ s/:0xBF800000/0r-1.0/g
+ s/:0x3F000000/0r0.5/g
+ s/:0x3E800000/0r0.25/g
+ s/:0x42B8AA3B/0r92.332481384277343750/g
+ s/:0xBC317218/0r-0.0108304247260093688964843750/g
+ s/:0x3AB60B70/0r0.001388890668749809265136718750/g
+ s/:0x3C088895/0r0.0083333449438214302062988281250/g
+ s/:0x42B8AA3B/0r92.332481384277343750/g
+ s/:0x3950097B/0r0.0001983995753107592463493347167968750/g
+ s/:0x3AB60B6A/0r0.001388889970257878303527832031250/g
+ s/:0x2F30CAA8/0r1.60791047143504783889511600136756896972656250e-10/g
+ s/:0x310F8290/0r2.0883454965314740547910332679748535156250e-09/g
+ s/:0x32D73220/0r2.5052088403754169121384620666503906250e-08/g
+ s/:0x3493F281/0r2.755732850800995947793126106262207031250e-07/g
+ s/:0x40000000/0r2.0/g
+ s/:0x42800000/0r6.40e+01/g
+ s/:0x3C800000/0r1.56250e-02/g
+ s/fadds #:0x00800000,%[fF][pP]0/ .long 0xf23c4422,0x00800000/
+ s/fsubs #:0x00800000,%[fF][pP]0/ .long 0xf23c4428,0x00800000/
+ s/fsubs #:0x00800000,%[fF][pP]1/ .long 0xf23c44a8,0x00800000/
+ s/fmoves #:0x80000000,%[fF][pP]0/ .long 0xf23c4400,0x80000000/
+ s/fmoves #:0x00000000,%[fF][pP]0/ .long 0xf23c4400,0x00000000/
+
'
diff --git a/sys/arch/m68k/fpsp/bindec.sa b/sys/arch/m68k/fpsp/bindec.sa
index 7ef5cb0788a..534b42ce64a 100644
--- a/sys/arch/m68k/fpsp/bindec.sa
+++ b/sys/arch/m68k/fpsp/bindec.sa
@@ -1,4 +1,4 @@
-* $OpenBSD: bindec.sa,v 1.3 2001/09/20 17:02:30 mpech Exp $
+* $OpenBSD: bindec.sa,v 1.4 2013/02/02 13:32:05 miod Exp $
* $NetBSD: bindec.sa,v 1.3 1994/10/26 07:48:51 cgd Exp $
* MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
@@ -511,11 +511,12 @@ A9_str:
fmove.x (a0),fp0 ;load X from memory
fabs.x fp0 ;use abs(X)
tst.w d5 ;LAMBDA is in lower word of d5
- bne.b sc_mul ;if neg (LAMBDA = 1), scale by mul
+ bne.b short_sc_mul ;if neg (LAMBDA = 1), scale by mul
fdiv.x fp1,fp0 ;calculate X / SCALE -> Y to fp0
bra.b A10_st ;branch to A10
sc_mul:
+short_sc_mul:
tst.b BINDEC_FLG(a6) ;check for denorm
beq.b A9_norm ;if norm, continue with mul
fmovem.x fp1,-(a7) ;load ETEMP with 10^ISCALE
diff --git a/sys/arch/m68k/fpsp/decbin.sa b/sys/arch/m68k/fpsp/decbin.sa
index cbd32d764e2..40b57d6b1e4 100644
--- a/sys/arch/m68k/fpsp/decbin.sa
+++ b/sys/arch/m68k/fpsp/decbin.sa
@@ -1,4 +1,4 @@
-* $OpenBSD: decbin.sa,v 1.3 2001/09/20 17:02:30 mpech Exp $
+* $OpenBSD: decbin.sa,v 1.4 2013/02/02 13:32:05 miod Exp $
* $NetBSD: decbin.sa,v 1.2 1994/10/26 07:48:59 cgd Exp $
* MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
@@ -256,7 +256,7 @@ nextlw:
*
m_sign:
btst #31,(a0) ;test sign of the mantissa
- beq.b ap_st_z ;if clear, go to append/strip zeros
+ beq.b short_ap_st_z ;if clear, go to append/strip zeros
fneg.x fp0 ;if set, negate fp0
*
@@ -310,11 +310,12 @@ m_sign:
* This section handles a positive adjusted exponent.
*
ap_st_z:
+short_ap_st_z:
move.l L_SCR1(a6),d1 ;load expA for range test
cmp.l #27,d1 ;test is with 27
ble.w pwrten ;if abs(expA) <28, skip ap/st zeros
btst #30,(a0) ;check sign of exp
- bne.b ap_st_n ;if neg, go to neg side
+ bne.b short_ap_st_n ;if neg, go to neg side
clr.l d1 ;zero count reg
move.l (a0),d4 ;load lword 1 to d4
bfextu d4{28:4},d0 ;get M16 in d0
@@ -362,11 +363,12 @@ ap_p_en:
tst.l d0 ;check if d0 is zero
bne.b ap_p_el ;if not, get next bit
fmul.x fp1,fp0 ;mul mantissa by 10**(no_bits_shifted)
- bra.b pwrten ;go calc pwrten
+ bra.b short_pwrten ;go calc pwrten
*
* This section handles a negative adjusted exponent.
*
ap_st_n:
+short_ap_st_n:
clr.l d1 ;clr counter
moveq.l #2,d5 ;set up d5 to point to lword 3
move.l (a0,d5.L*4),d4 ;get lword 3
@@ -455,6 +457,7 @@ ap_n_en:
*
*
pwrten:
+short_pwrten:
move.l USER_FPCR(a6),d3 ;get user's FPCR
bfextu d3{26:2},d2 ;isolate rounding mode bits
move.l (a0),d4 ;reload 1st bcd word to d4
diff --git a/sys/arch/m68k/fpsp/do_func.sa b/sys/arch/m68k/fpsp/do_func.sa
index 9be93ed0412..4b637c5a8b6 100644
--- a/sys/arch/m68k/fpsp/do_func.sa
+++ b/sys/arch/m68k/fpsp/do_func.sa
@@ -1,4 +1,4 @@
-* $OpenBSD: do_func.sa,v 1.2 1996/05/29 21:05:27 niklas Exp $
+* $OpenBSD: do_func.sa,v 1.3 2013/02/02 13:32:05 miod Exp $
* $NetBSD: do_func.sa,v 1.2 1994/10/26 07:49:02 cgd Exp $
* MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
@@ -103,7 +103,7 @@ not_fmovecr:
move.w CMDREG1B(a6),d0
and.l #$7F,d0
cmpi.l #$38,d0 ;if the extension is >= $38,
- bge.b serror ;it is illegal
+ bge.b short_serror ;it is illegal
bfextu STAG(a6){0:3},d1
lsl.l #3,d0 ;make room for STAG
add.l d1,d0 ;combine for final index into table
@@ -119,6 +119,7 @@ not_fmovecr:
*
xdef serror
serror:
+short_serror:
st.b STORE_FLG(a6)
rts
*
diff --git a/sys/arch/m68k/fpsp/get_op.sa b/sys/arch/m68k/fpsp/get_op.sa
index fba2c01d16f..2c0d50b0757 100644
--- a/sys/arch/m68k/fpsp/get_op.sa
+++ b/sys/arch/m68k/fpsp/get_op.sa
@@ -1,4 +1,4 @@
-* $OpenBSD: get_op.sa,v 1.2 1996/05/29 21:05:29 niklas Exp $
+* $OpenBSD: get_op.sa,v 1.3 2013/02/02 13:32:05 miod Exp $
* $NetBSD: get_op.sa,v 1.3 1994/10/26 07:49:09 cgd Exp $
* MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
@@ -197,7 +197,7 @@ PTENRP:
get_op:
clr.b DY_MO_FLG(a6)
tst.b UFLG_TMP(a6) ;test flag for unsupp/unimp state
- beq.b uni_getop
+ beq.b short_uni_getop
uns_getop:
btst.b #direction_bit,CMDREG1B(a6)
@@ -219,6 +219,7 @@ uns_notpacked:
bra.b dst_ex_dnrm ;else, handle destination unnorm/dnrm
uni_getop:
+short_uni_getop:
bfextu CMDREG1B(a6){0:6},d0 ;get opclass and src fields
cmpi.l #$17,d0 ;if op class and size fields are $17,
* ;it is FMOVECR; if not, continue
diff --git a/sys/arch/m68k/fpsp/netbsd.sa b/sys/arch/m68k/fpsp/netbsd.sa
index b473d4b9b2b..1295a25e6ff 100644
--- a/sys/arch/m68k/fpsp/netbsd.sa
+++ b/sys/arch/m68k/fpsp/netbsd.sa
@@ -1,4 +1,4 @@
-* $OpenBSD: netbsd.sa,v 1.5 2004/01/27 16:16:27 miod Exp $
+* $OpenBSD: netbsd.sa,v 1.6 2013/02/02 13:32:05 miod Exp $
* $NetBSD: netbsd.sa,v 1.3 1997/04/25 02:26:04 thorpej Exp $
* MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
@@ -74,7 +74,7 @@ SKELETON IDNT 2,1 Motorola 040 Floating Point Software Package
*
* XXX Note, this is NOT valid Motorola syntax, but what else can we do?
*
-#include "../include/asm.h"
+#include <machine/asm.h>
xref b1238_fix
@@ -128,21 +128,21 @@ inex:
addq.l #4,sp
frestore (sp)+
unlk a6
- bra fpsp_snan
+ bra.l fpsp_snan
inex_ckofl:
btst.b #ovfl_bit,2(sp) ;test for ovfl
beq inex_ckufl
addq.l #4,sp
frestore (sp)+
unlk a6
- bra fpsp_ovfl
+ bra.l fpsp_ovfl
inex_ckufl:
btst.b #unfl_bit,2(sp) ;test for unfl
beq not_b1232
addq.l #4,sp
frestore (sp)+
unlk a6
- bra fpsp_unfl
+ bra.l fpsp_unfl
*
* We do not have the bug 1232 case. Clean up the stack and call
diff --git a/sys/arch/m68k/fpsp/util.sa b/sys/arch/m68k/fpsp/util.sa
index 607ed462610..d7ca7421cf2 100644
--- a/sys/arch/m68k/fpsp/util.sa
+++ b/sys/arch/m68k/fpsp/util.sa
@@ -1,4 +1,4 @@
-* $OpenBSD: util.sa,v 1.2 1996/05/29 21:05:45 niklas Exp $
+* $OpenBSD: util.sa,v 1.3 2013/02/02 13:32:05 miod Exp $
* $NetBSD: util.sa,v 1.3 1994/10/26 07:50:20 cgd Exp $
* MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
@@ -164,20 +164,20 @@ ovf_e1_exc:
*
ovf_fsgl:
clr.l d0
- bra.b ovf_res
+ bra.b short_ovf_res
ovff_sgl:
move.l #$00000001,d0 ;set single
- bra.b ovf_res
+ bra.b short_ovf_res
ovff_dbl:
move.l #$00000002,d0 ;set double
- bra.b ovf_res
+ bra.b short_ovf_res
*
* The precision is in the fpcr.
*
ovf_fpcr:
bfextu FPCR_MODE(a6){0:2},d0 ;set round precision
- bra.b ovf_res
+ bra.b short_ovf_res
*
*
@@ -206,6 +206,7 @@ ovf_r_x3:
*
xdef ovf_res
ovf_res:
+short_ovf_res:
lsl.l #2,d0 ;move round precision to d0{3:2}
bfextu FPCR_MODE(a6){2:2},d1 ;set round mode
or.l d1,d0 ;index is fmt:mode in d0{3:0}
diff --git a/sys/arch/m68k/fpsp/x_store.sa b/sys/arch/m68k/fpsp/x_store.sa
index c4f017f6820..8736695fe30 100644
--- a/sys/arch/m68k/fpsp/x_store.sa
+++ b/sys/arch/m68k/fpsp/x_store.sa
@@ -1,4 +1,4 @@
-* $OpenBSD: x_store.sa,v 1.2 1996/05/29 21:05:49 niklas Exp $
+* $OpenBSD: x_store.sa,v 1.3 2013/02/02 13:32:05 miod Exp $
* $NetBSD: x_store.sa,v 1.3 1994/10/26 07:50:29 cgd Exp $
* MOTOROLA MICROPROCESSOR & MEMORY TECHNOLOGY GROUP
@@ -118,7 +118,7 @@ opc011:
tst.l d0 ;if dest format is extended
beq.w dest_ext ;then branch
cmpi.l #1,d0 ;if dest format is single
- beq.b dest_sgl ;then branch
+ beq.b short_dest_sgl ;then branch
*
* fall through to dest_dbl
*
@@ -226,6 +226,7 @@ dbl_wrt:
* 31 22 0
*
dest_sgl:
+short_dest_sgl:
clr.l d0
move.w LOCAL_EX(a1),d0 ;get exponent
sub.w #$3fff,d0 ;subtract extended precision bias
diff --git a/sys/arch/m68k/include/asm.h b/sys/arch/m68k/include/asm.h
index 640f5b12a95..1290bdf1af0 100644
--- a/sys/arch/m68k/include/asm.h
+++ b/sys/arch/m68k/include/asm.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: asm.h,v 1.9 2011/03/23 16:54:35 pirofti Exp $ */
+/* $OpenBSD: asm.h,v 1.10 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: asm.h,v 1.13 1997/04/24 22:49:39 thorpej Exp $ */
/*
@@ -42,16 +42,13 @@
#ifndef _M68K_ASM_H_
#define _M68K_ASM_H_
-#ifdef __ELF__
-#define _C_LABEL(name) name
-#else
-#ifdef __STDC__
-#define _C_LABEL(name) _ ## name
+#if defined(PIC)
+#define PIC_PLT(name) name@PLTPC
#else
-#define _C_LABEL(name) _/**/name
-#endif /* __STDC__ */
+#define PIC_PLT(name) name
#endif
+#define _C_LABEL(name) name
#define _ASM_LABEL(name) name
#ifndef _KERNEL
@@ -63,7 +60,7 @@
#endif
#ifdef GPROF
-#define _PROF_PROLOG link a6,#0; jbsr mcount; unlk a6
+#define _PROF_PROLOG link %a6,#0; jbsr mcount; unlk %a6
#else
#define _PROF_PROLOG
#endif
@@ -97,21 +94,9 @@
.asciz x ; \
.even
-#ifdef __ELF__
#define WEAK_ALIAS(alias,sym) \
.weak alias; \
alias = sym
-#else
-#ifdef __STDC__
-#define WEAK_ALIAS(alias,sym) \
- .weak _##alias; \
- _##alias = _##sym
-#else
-#define WEAK_ALIAS(alias,sym) \
- .weak _/**/alias; \
- _/**/alias = _/**/sym
-#endif
-#endif
/*
* Global variables of whatever sort.
diff --git a/sys/arch/m68k/include/cdefs.h b/sys/arch/m68k/include/cdefs.h
index 83d16b8a29d..8cfc0ed5f10 100644
--- a/sys/arch/m68k/include/cdefs.h
+++ b/sys/arch/m68k/include/cdefs.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: cdefs.h,v 1.9 2006/01/10 00:04:04 millert Exp $ */
+/* $OpenBSD: cdefs.h,v 1.10 2013/02/02 13:32:06 miod Exp $ */
/*
* Written by J.T. Conklin <jtc@wimsey.com> 01/17/95.
@@ -13,14 +13,12 @@
#define __warn_references(sym,msg)
#define __weak_alias(alias,sym) __lint_equal__(sym,alias)
#elif defined(__GNUC__) && defined(__STDC__)
-#define __indr_reference(sym,alias) \
- __asm__(".stabs \"_" #alias "\",11,0,0,0"); \
- __asm__(".stabs \"_" #sym "\",1,0,0,0")
-#define __warn_references(sym,msg) \
- __asm__(".stabs \"" msg "\",30,0,0,0"); \
- __asm__(".stabs \"_" #sym "\",1,0,0,0")
#define __weak_alias(alias,sym) \
- __asm__(".weak _" #alias "; _" #alias "= _" __STRING(sym))
+ __asm__(".weak " __STRING(alias) " ; " \
+ __STRING(alias) " = " __STRING(sym))
+#define __warn_references(sym,msg) \
+ __asm__(".section .gnu.warning." __STRING(sym) \
+ " ; .ascii \"" msg "\" ; .text")
#endif
#endif /* !_M68K_CDEFS_H_ */
diff --git a/sys/arch/m68k/include/db_machdep.h b/sys/arch/m68k/include/db_machdep.h
index 250d1cf354c..19d385b4233 100644
--- a/sys/arch/m68k/include/db_machdep.h
+++ b/sys/arch/m68k/include/db_machdep.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: db_machdep.h,v 1.11 2010/11/27 19:57:23 miod Exp $ */
+/* $OpenBSD: db_machdep.h,v 1.12 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: db_machdep.h,v 1.20 1997/06/26 01:26:58 thorpej Exp $ */
/*
@@ -102,9 +102,7 @@ int kdb_trap(int, db_regs_t *);
#endif /* _KERNEL */
-/*
- * We use a.out symbols in DDB.
- */
-#define DB_AOUT_SYMBOLS
+#define DB_ELF_SYMBOLS
+#define DB_ELFSIZE 32
#endif /* _M68K_DB_MACHDEP_H_ */
diff --git a/sys/arch/m68k/include/profile.h b/sys/arch/m68k/include/profile.h
index f81db56eb9f..c1e42123f80 100644
--- a/sys/arch/m68k/include/profile.h
+++ b/sys/arch/m68k/include/profile.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: profile.h,v 1.6 2003/06/02 23:27:48 millert Exp $ */
+/* $OpenBSD: profile.h,v 1.7 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: profile.h,v 1.3 1995/03/26 17:08:37 briggs Exp $ */
/*
@@ -35,10 +35,10 @@
#define _MCOUNT_DECL static __inline void _mcount
#define MCOUNT \
-extern void mcount(void) __asm("mcount"); void mcount() { \
+extern void mcount(void) __asm("__mcount"); void mcount() { \
int selfpc, frompcindex; \
- __asm("movl a6@(4),%0" : "=r" (selfpc)); \
- __asm("movl a6@(0)@(4),%0" : "=r" (frompcindex)); \
+ __asm("movl %%a6@(4),%0" : "=r" (selfpc)); \
+ __asm("movl %%a6@(0)@(4),%0" : "=r" (frompcindex)); \
_mcount(frompcindex, selfpc); \
}
@@ -50,9 +50,9 @@ extern void mcount(void) __asm("mcount"); void mcount() { \
* recursively.
*/
#define MCOUNT_ENTER \
- __asm("movw sr,%0" : "=g" (s)); \
- __asm("movw #0x2700,sr")
+ __asm("movw %%sr,%0" : "=g" (s)); \
+ __asm("movw #0x2700,%sr")
#define MCOUNT_EXIT \
- __asm("movw %0,sr" : : "g" (s))
+ __asm("movw %0,%%sr" : : "g" (s))
#endif /* _KERNEL */
diff --git a/sys/arch/m68k/include/psl.h b/sys/arch/m68k/include/psl.h
index bf75afae893..8b9d5c42ca6 100644
--- a/sys/arch/m68k/include/psl.h
+++ b/sys/arch/m68k/include/psl.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: psl.h,v 1.9 2009/03/15 20:40:25 miod Exp $ */
+/* $OpenBSD: psl.h,v 1.10 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: psl.h,v 1.5 1994/10/26 07:50:50 cgd Exp $ */
/*
@@ -86,7 +86,7 @@
({ \
register int _spl_r; \
\
- __asm __volatile ("clrl %0; movew sr,%0; movew %1,sr" : \
+ __asm __volatile ("clrl %0; movew %%sr,%0; movew %1,%%sr" : \
"=&d" (_spl_r) : "di" (s)); \
_spl_r; \
})
@@ -96,15 +96,15 @@
register int _spl_r; \
\
__asm __volatile (" \
- clrl d0 ; \
- movw sr,d0 ; \
- movl d0,%0 ; \
- andw #0x700,d0 ; \
- movw %1,d1 ; \
- andw #0x700,d1 ; \
- cmpw d0,d1 ; \
+ clrl %%d0 ; \
+ movw %%sr,%%d0 ; \
+ movl %%d0,%0 ; \
+ andw #0x700,%%d0 ; \
+ movw %1,%%d1 ; \
+ andw #0x700,%%d1 ; \
+ cmpw %%d0,%%d1 ; \
jle 1f ; \
- movw %1,sr ; \
+ movw %1,%%sr ; \
1:" : \
"=&d" (_spl_r) : \
"di" (s) : \
diff --git a/sys/arch/m68k/include/reloc.h b/sys/arch/m68k/include/reloc.h
new file mode 100644
index 00000000000..a718b9a5973
--- /dev/null
+++ b/sys/arch/m68k/include/reloc.h
@@ -0,0 +1,47 @@
+/* $OpenBSD: reloc.h,v 1.1 2013/02/02 13:32:06 miod Exp $ */
+/* $NetBSD: elf_machdep.h,v 1.8 2009/05/30 05:56:52 skrll Exp $ */
+
+/* m68k relocation types */
+#define R_68K_NONE 0
+#define R_68K_32 1
+#define R_68K_16 2
+#define R_68K_8 3
+#define R_68K_PC32 4
+#define R_68K_PC16 5
+#define R_68K_PC8 6
+#define R_68K_GOT32 7
+#define R_68K_GOT16 8
+#define R_68K_GOT8 9
+#define R_68K_GOT32O 10
+#define R_68K_GOT16O 11
+#define R_68K_GOT8O 12
+#define R_68K_PLT32 13
+#define R_68K_PLT16 14
+#define R_68K_PLT8 15
+#define R_68K_PLT32O 16
+#define R_68K_PLT16O 17
+#define R_68K_PLT8O 18
+#define R_68K_COPY 19
+#define R_68K_GLOB_DAT 20
+#define R_68K_JMP_SLOT 21
+#define R_68K_RELATIVE 22
+
+/* TLS relocations */
+#define R_68K_TLS_GD32 25
+#define R_68K_TLS_GD16 26
+#define R_68K_TLS_GD8 27
+#define R_68K_TLS_LDM32 28
+#define R_68K_TLS_LDM16 29
+#define R_68K_TLS_LDM8 30
+#define R_68K_TLS_LDO32 31
+#define R_68K_TLS_LDO16 32
+#define R_68K_TLS_LDO8 33
+#define R_68K_TLS_IE32 34
+#define R_68K_TLS_IE16 35
+#define R_68K_TLS_IE8 36
+#define R_68K_TLS_LE32 37
+#define R_68K_TLS_LE16 38
+#define R_68K_TLS_LE8 39
+#define R_68K_TLS_DTPMOD32 40
+#define R_68K_TLS_DTPREL32 41
+#define R_68K_TLS_TPREL32 42
diff --git a/sys/arch/m68k/m68k/bcopy.s b/sys/arch/m68k/m68k/bcopy.s
index b4ba2ea6c86..2fdd0bb6ff5 100644
--- a/sys/arch/m68k/m68k/bcopy.s
+++ b/sys/arch/m68k/m68k/bcopy.s
@@ -1,4 +1,4 @@
-/* $OpenBSD: bcopy.s,v 1.3 2007/11/24 20:58:26 deraadt Exp $ */
+/* $OpenBSD: bcopy.s,v 1.4 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: bcopy.s,v 1.1 1997/03/17 19:44:33 gwr Exp $ */
/*-
@@ -52,71 +52,71 @@
*/
ALTENTRY(memmove, memcpy)
ENTRY(memcpy)
- movl sp@(12),d0 | get count
+ movl %sp@(12),%d0 | get count
jeq Lbccpyexit | if zero, return
- movl sp@(8), a0 | src address
- movl sp@(4), a1 | dest address
+ movl %sp@(8), %a0 | src address
+ movl %sp@(4), %a1 | dest address
jra Lbcdocopy | jump into bcopy
ALTENTRY(ovbcopy, bcopy)
ENTRY(bcopy)
- movl sp@(12),d0 | get count
+ movl %sp@(12),%d0 | get count
jeq Lbccpyexit | if zero, return
- movl sp@(4),a0 | src address
- movl sp@(8),a1 | dest address
+ movl %sp@(4),%a0 | src address
+ movl %sp@(8),%a1 | dest address
Lbcdocopy:
- cmpl a1,a0 | src before dest?
+ cmpl %a1,%a0 | src before dest?
jlt Lbccpyback | yes, copy backwards (avoids overlap)
- movl a0,d1
- btst #0,d1 | src address odd?
+ movl %a0,%d1
+ btst #0,%d1 | src address odd?
jeq Lbccfeven | no, go check dest
- movb a0@+,a1@+ | yes, copy a byte
- subql #1,d0 | update count
+ movb %a0@+,%a1@+ | yes, copy a byte
+ subql #1,%d0 | update count
jeq Lbccpyexit | exit if done
Lbccfeven:
- movl a1,d1
- btst #0,d1 | dest address odd?
+ movl %a1,%d1
+ btst #0,%d1 | dest address odd?
jne Lbccfbyte | yes, must copy by bytes
- movl d0,d1 | no, get count
- lsrl #2,d1 | convert to longwords
+ movl %d0,%d1 | no, get count
+ lsrl #2,%d1 | convert to longwords
jeq Lbccfbyte | no longwords, copy bytes
- subql #1,d1 | set up for dbf
+ subql #1,%d1 | set up for dbf
Lbccflloop:
- movl a0@+,a1@+ | copy longwords
- dbf d1,Lbccflloop | til done
- andl #3,d0 | get remaining count
+ movl %a0@+,%a1@+ | copy longwords
+ dbf %d1,Lbccflloop | til done
+ andl #3,%d0 | get remaining count
jeq Lbccpyexit | done if none
Lbccfbyte:
- subql #1,d0 | set up for dbf
+ subql #1,%d0 | set up for dbf
Lbccfbloop:
- movb a0@+,a1@+ | copy bytes
- dbf d0,Lbccfbloop | til done
+ movb %a0@+,%a1@+ | copy bytes
+ dbf %d0,Lbccfbloop | til done
Lbccpyexit:
rts
Lbccpyback:
- addl d0,a0 | add count to src
- addl d0,a1 | add count to dest
- movl a0,d1
- btst #0,d1 | src address odd?
+ addl %d0,%a0 | add count to src
+ addl %d0,%a1 | add count to dest
+ movl %a0,%d1
+ btst #0,%d1 | src address odd?
jeq Lbccbeven | no, go check dest
- movb a0@-,a1@- | yes, copy a byte
- subql #1,d0 | update count
+ movb %a0@-,%a1@- | yes, copy a byte
+ subql #1,%d0 | update count
jeq Lbccpyexit | exit if done
Lbccbeven:
- movl a1,d1
- btst #0,d1 | dest address odd?
+ movl %a1,%d1
+ btst #0,%d1 | dest address odd?
jne Lbccbbyte | yes, must copy by bytes
- movl d0,d1 | no, get count
- lsrl #2,d1 | convert to longwords
+ movl %d0,%d1 | no, get count
+ lsrl #2,%d1 | convert to longwords
jeq Lbccbbyte | no longwords, copy bytes
- subql #1,d1 | set up for dbf
+ subql #1,%d1 | set up for dbf
Lbccblloop:
- movl a0@-,a1@- | copy longwords
- dbf d1,Lbccblloop | til done
- andl #3,d0 | get remaining count
+ movl %a0@-,%a1@- | copy longwords
+ dbf %d1,Lbccblloop | til done
+ andl #3,%d0 | get remaining count
jeq Lbccpyexit | done if none
Lbccbbyte:
- subql #1,d0 | set up for dbf
+ subql #1,%d0 | set up for dbf
Lbccbbloop:
- movb a0@-,a1@- | copy bytes
- dbf d0,Lbccbbloop | til done
+ movb %a0@-,%a1@- | copy bytes
+ dbf %d0,Lbccbbloop | til done
rts
diff --git a/sys/arch/m68k/m68k/copy.s b/sys/arch/m68k/m68k/copy.s
index 70a49a4870e..3820f117907 100644
--- a/sys/arch/m68k/m68k/copy.s
+++ b/sys/arch/m68k/m68k/copy.s
@@ -1,4 +1,4 @@
-/* $OpenBSD: copy.s,v 1.18 2006/11/29 13:22:07 miod Exp $ */
+/* $OpenBSD: copy.s,v 1.19 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: copy.s,v 1.30 1998/03/04 06:39:14 thorpej Exp $ */
/*-
@@ -82,53 +82,53 @@ Lbadfc:
*/
ENTRY(copyin)
CHECK_SFC
- movl sp@(12),d0 | check count
+ movl %sp@(12),%d0 | check count
beq Lciret | == 0, don't do anything
- movl d2,sp@- | save scratch register
- movl _C_LABEL(curpcb),a0 | set fault handler
- movl #Lcifault,a0@(PCB_ONFAULT)
- movl sp@(8),a0 | src address
- movl sp@(12),a1 | dest address
- movl a0,d1
- btst #0,d1 | src address odd?
+ movl %d2,%sp@- | save scratch register
+ movl _C_LABEL(curpcb),%a0 | set fault handler
+ movl #Lcifault,%a0@(PCB_ONFAULT)
+ movl %sp@(8),%a0 | src address
+ movl %sp@(12),%a1 | dest address
+ movl %a0,%d1
+ btst #0,%d1 | src address odd?
beq Lcieven | no, skip alignment
- movsb a0@+,d2 | yes, copy a byte
- movb d2,a1@+
- subql #1,d0 | adjust count
+ movsb %a0@+,%d2 | yes, copy a byte
+ movb %d2,%a1@+
+ subql #1,%d0 | adjust count
beq Lcidone | count 0, all done
Lcieven:
- movl a1,d1
- btst #0,d1 | dest address odd?
+ movl %a1,%d1
+ btst #0,%d1 | dest address odd?
bne Lcibytes | yes, must copy bytes
- movl d0,d1 | OK, both even. Get count
- lsrl #2,d1 | and convert to longwords
+ movl %d0,%d1 | OK, both even. Get count
+ lsrl #2,%d1 | and convert to longwords
beq Lcibytes | count 0, skip longword loop
- subql #1,d1 | predecrement for dbf
+ subql #1,%d1 | predecrement for dbf
Lcilloop:
- movsl a0@+,d2 | copy a longword
- movl d2,a1@+
- dbf d1,Lcilloop | decrement low word of count
- subil #0x10000,d1 | decrement high word of count
+ movsl %a0@+,%d2 | copy a longword
+ movl %d2,%a1@+
+ dbf %d1,Lcilloop | decrement low word of count
+ subil #0x10000,%d1 | decrement high word of count
bcc Lcilloop
- andl #3,d0 | what remains
+ andl #3,%d0 | what remains
beq Lcidone | nothing, all done
Lcibytes:
- subql #1,d0 | predecrement for dbf
+ subql #1,%d0 | predecrement for dbf
Lcibloop:
- movsb a0@+,d2 | copy a byte
- movb d2,a1@+
- dbf d0,Lcibloop | decrement low word of count
- subil #0x10000,d0 | decrement high word of count
+ movsb %a0@+,%d2 | copy a byte
+ movb %d2,%a1@+
+ dbf %d0,Lcibloop | decrement low word of count
+ subil #0x10000,%d0 | decrement high word of count
bcc Lcibloop
- clrl d0 | no error
+ clrl %d0 | no error
Lcidone:
- movl _C_LABEL(curpcb),a0 | clear fault handler
- clrl a0@(PCB_ONFAULT)
- movl sp@+,d2 | restore scratch register
+ movl _C_LABEL(curpcb),%a0 | clear fault handler
+ clrl %a0@(PCB_ONFAULT)
+ movl %sp@+,%d2 | restore scratch register
Lciret:
rts
Lcifault:
- moveq #EFAULT,d0 | got a fault
+ moveq #EFAULT,%d0 | got a fault
bra Lcidone
/*
@@ -144,53 +144,53 @@ Lcifault:
*/
ENTRY(copyout)
CHECK_DFC
- movl sp@(12),d0 | check count
+ movl %sp@(12),%d0 | check count
beq Lcoret | == 0, don't do anything
- movl d2,sp@- | save scratch register
- movl _C_LABEL(curpcb),a0 | set fault handler
- movl #Lcofault,a0@(PCB_ONFAULT)
- movl sp@(8),a0 | src address
- movl sp@(12),a1 | dest address
- movl a0,d1
- btst #0,d1 | src address odd?
+ movl %d2,%sp@- | save scratch register
+ movl _C_LABEL(curpcb),%a0 | set fault handler
+ movl #Lcofault,%a0@(PCB_ONFAULT)
+ movl %sp@(8),%a0 | src address
+ movl %sp@(12),%a1 | dest address
+ movl %a0,%d1
+ btst #0,%d1 | src address odd?
beq Lcoeven | no, skip alignment
- movb a0@+,d2 | yes, copy a byte
- movsb d2,a1@+
- subql #1,d0 | adjust count
+ movb %a0@+,%d2 | yes, copy a byte
+ movsb %d2,%a1@+
+ subql #1,%d0 | adjust count
beq Lcodone | count 0, all done
Lcoeven:
- movl a1,d1
- btst #0,d1 | dest address odd?
+ movl %a1,%d1
+ btst #0,%d1 | dest address odd?
bne Lcobytes | yes, must copy bytes
- movl d0,d1 | OK, both even. Get count
- lsrl #2,d1 | and convert to longwords
+ movl %d0,%d1 | OK, both even. Get count
+ lsrl #2,%d1 | and convert to longwords
beq Lcobytes | count 0, skip longword loop
- subql #1,d1 | predecrement for dbf
+ subql #1,%d1 | predecrement for dbf
Lcolloop:
- movl a0@+,d2 | copy a longword
- movsl d2,a1@+
- dbf d1,Lcolloop | decrement low word of count
- subil #0x10000,d1 | decrement high word of count
+ movl %a0@+,%d2 | copy a longword
+ movsl %d2,%a1@+
+ dbf %d1,Lcolloop | decrement low word of count
+ subil #0x10000,%d1 | decrement high word of count
bcc Lcolloop
- andl #3,d0 | what remains
+ andl #3,%d0 | what remains
beq Lcodone | nothing, all done
Lcobytes:
- subql #1,d0 | predecrement for dbf
+ subql #1,%d0 | predecrement for dbf
Lcobloop:
- movb a0@+,d2 | copy a byte
- movsb d2,a1@+
- dbf d0,Lcobloop | decrement low word of count
- subil #0x10000,d0 | decrement high word of count
+ movb %a0@+,%d2 | copy a byte
+ movsb %d2,%a1@+
+ dbf %d0,Lcobloop | decrement low word of count
+ subil #0x10000,%d0 | decrement high word of count
bcc Lcobloop
- clrl d0 | no error
+ clrl %d0 | no error
Lcodone:
- movl _C_LABEL(curpcb),a0 | clear fault handler
- clrl a0@(PCB_ONFAULT)
- movl sp@+,d2 | restore scratch register
+ movl _C_LABEL(curpcb),%a0 | clear fault handler
+ clrl %a0@(PCB_ONFAULT)
+ movl %sp@+,%d2 | restore scratch register
Lcoret:
rts
Lcofault:
- moveq #EFAULT,d0
+ moveq #EFAULT,%d0
bra Lcodone
/*
@@ -200,25 +200,25 @@ Lcofault:
* string is too long, return ENAMETOOLONG; else return 0.
*/
ENTRY(copystr)
- movl sp@(4),a0 | a0 = fromaddr
- movl sp@(8),a1 | a1 = toaddr
- clrl d0
- movl sp@(12),d1 | count
+ movl %sp@(4),%a0 | a0 = fromaddr
+ movl %sp@(8),%a1 | a1 = toaddr
+ clrl %d0
+ movl %sp@(12),%d1 | count
beq Lcsdone | nothing to copy
- subql #1,d1 | predecrement for dbeq
+ subql #1,%d1 | predecrement for dbeq
Lcsloop:
- movb a0@+,a1@+ | copy a byte
- dbeq d1,Lcsloop | decrement low word of count
+ movb %a0@+,%a1@+ | copy a byte
+ dbeq %d1,Lcsloop | decrement low word of count
beq Lcsdone | copied null, exit
- subil #0x10000,d1 | decrement high word of count
+ subil #0x10000,%d1 | decrement high word of count
bcc Lcsloop | more room, keep going
- moveq #ENAMETOOLONG,d0 | ran out of space
+ moveq #ENAMETOOLONG,%d0 | ran out of space
Lcsdone:
- tstl sp@(16) | length desired?
+ tstl %sp@(16) | length desired?
beq Lcsret
- subl sp@(4),a0 | yes, calculate length copied
- movl sp@(16),a1 | store at return location
- movl a0,a1@
+ subl %sp@(4),%a0 | yes, calculate length copied
+ movl %sp@(16),%a1 | store at return location
+ movl %a0,%a1@
Lcsret:
rts
@@ -231,40 +231,40 @@ Lcsret:
*/
ENTRY(copyinstr)
CHECK_SFC
- movl _C_LABEL(curpcb),a0 | set fault handler
- movl #Lcisfault,a0@(PCB_ONFAULT)
- movl sp@(4),a0 | a0 = fromaddr
- movl sp@(8),a1 | a1 = toaddr
- clrl d0
- movl sp@(12),d1 | count
+ movl _C_LABEL(curpcb),%a0 | set fault handler
+ movl #Lcisfault,%a0@(PCB_ONFAULT)
+ movl %sp@(4),%a0 | a0 = fromaddr
+ movl %sp@(8),%a1 | a1 = toaddr
+ clrl %d0
+ movl %sp@(12),%d1 | count
beq Lcistoolong | nothing to copy
- subql #1,d1 | predecrement for dbeq
+ subql #1,%d1 | predecrement for dbeq
Lcisloop:
- movsb a0@+,d0 | copy a byte
- movb d0,a1@+
- dbeq d1,Lcisloop | decrement low word of count
+ movsb %a0@+,%d0 | copy a byte
+ movb %d0,%a1@+
+ dbeq %d1,Lcisloop | decrement low word of count
beq Lcisdone | copied null, exit
- subil #0x10000,d1 | decrement high word of count
+ subil #0x10000,%d1 | decrement high word of count
bcc Lcisloop | more room, keep going
Lcistoolong:
- moveq #ENAMETOOLONG,d0 | ran out of space
+ moveq #ENAMETOOLONG,%d0 | ran out of space
Lcisnull:
- cmpl sp@(8),a1 | do not attempt to clear last byte
+ cmpl %sp@(8),%a1 | do not attempt to clear last byte
beq Lcisdone | if we faulted on first write
- subql #1, a1
- clrb a1@+ | clear last byte
+ subql #1, %a1
+ clrb %a1@+ | clear last byte
Lcisdone:
- tstl sp@(16) | length desired?
+ tstl %sp@(16) | length desired?
beq Lcisexit
- subl sp@(4),a0 | yes, calculate length copied
- movl sp@(16),a1 | store at return location
- movl a0,a1@
+ subl %sp@(4),%a0 | yes, calculate length copied
+ movl %sp@(16),%a1 | store at return location
+ movl %a0,%a1@
Lcisexit:
- movl _C_LABEL(curpcb),a0 | clear fault handler
- clrl a0@(PCB_ONFAULT)
+ movl _C_LABEL(curpcb),%a0 | clear fault handler
+ clrl %a0@(PCB_ONFAULT)
rts
Lcisfault:
- moveq #EFAULT,d0
+ moveq #EFAULT,%d0
bra Lcisnull
/*
@@ -276,35 +276,35 @@ Lcisfault:
*/
ENTRY(copyoutstr)
CHECK_DFC
- movl _C_LABEL(curpcb),a0 | set fault handler
- movl #Lcosfault,a0@(PCB_ONFAULT)
- movl sp@(4),a0 | a0 = fromaddr
- movl sp@(8),a1 | a1 = toaddr
- clrl d0
- movl sp@(12),d1 | count
+ movl _C_LABEL(curpcb),%a0 | set fault handler
+ movl #Lcosfault,%a0@(PCB_ONFAULT)
+ movl %sp@(4),%a0 | a0 = fromaddr
+ movl %sp@(8),%a1 | a1 = toaddr
+ clrl %d0
+ movl %sp@(12),%d1 | count
beq Lcostoolong | nothing to copy
- subql #1,d1 | predecrement for dbeq
+ subql #1,%d1 | predecrement for dbeq
Lcosloop:
- movb a0@+,d0 | copy a byte
- movsb d0,a1@+
- dbeq d1,Lcosloop | decrement low word of count
+ movb %a0@+,%d0 | copy a byte
+ movsb %d0,%a1@+
+ dbeq %d1,Lcosloop | decrement low word of count
beq Lcosdone | copied null, exit
- subil #0x10000,d1 | decrement high word of count
+ subil #0x10000,%d1 | decrement high word of count
bcc Lcosloop | more room, keep going
Lcostoolong:
- moveq #ENAMETOOLONG,d0 | ran out of space
+ moveq #ENAMETOOLONG,%d0 | ran out of space
Lcosdone:
- tstl sp@(16) | length desired?
+ tstl %sp@(16) | length desired?
beq Lcosexit
- subl sp@(4),a0 | yes, calculate length copied
- movl sp@(16),a1 | store at return location
- movl a0,a1@
+ subl %sp@(4),%a0 | yes, calculate length copied
+ movl %sp@(16),%a1 | store at return location
+ movl %a0,%a1@
Lcosexit:
- movl _C_LABEL(curpcb),a0 | clear fault handler
- clrl a0@(PCB_ONFAULT)
+ movl _C_LABEL(curpcb),%a0 | clear fault handler
+ clrl %a0@(PCB_ONFAULT)
rts
Lcosfault:
- moveq #EFAULT,d0
+ moveq #EFAULT,%d0
bra Lcosdone
/*
@@ -318,22 +318,22 @@ Lcosfault:
* page fault.
*/
ENTRY(kcopy)
- link a6,#-4
- movl _C_LABEL(curpcb),a0 | set fault handler
- movl a0@(PCB_ONFAULT),a6@(-4) | save old handler first
- movl #Lkcfault,a0@(PCB_ONFAULT)
- movl a6@(16),sp@- | push len
- movl a6@(12),sp@- | push dst
- movl a6@(8),sp@- | push src
+ link %a6,#-4
+ movl _C_LABEL(curpcb),%a0 | set fault handler
+ movl %a0@(PCB_ONFAULT),%a6@(-4) | save old handler first
+ movl #Lkcfault,%a0@(PCB_ONFAULT)
+ movl %a6@(16),%sp@- | push len
+ movl %a6@(12),%sp@- | push dst
+ movl %a6@(8),%sp@- | push src
jbsr _C_LABEL(bcopy) | copy it
- addl #12,sp | pop args
- clrl d0 | success!
+ addl #12,%sp | pop args
+ clrl %d0 | success!
Lkcdone:
- movl _C_LABEL(curpcb),a0 | restore fault handler
- movl a6@(-4),a0@(PCB_ONFAULT)
- unlk a6
+ movl _C_LABEL(curpcb),%a0 | restore fault handler
+ movl %a6@(-4),%a0@(PCB_ONFAULT)
+ unlk %a6
rts
Lkcfault:
- addl #16,sp | pop args and return address
- moveq #EFAULT,d0 | indicate a fault
+ addl #16,%sp | pop args and return address
+ moveq #EFAULT,%d0 | indicate a fault
bra Lkcdone
diff --git a/sys/arch/m68k/m68k/copypage.s b/sys/arch/m68k/m68k/copypage.s
index 8662694a9ea..e931bc9766c 100644
--- a/sys/arch/m68k/m68k/copypage.s
+++ b/sys/arch/m68k/m68k/copypage.s
@@ -1,4 +1,4 @@
-/* $OpenBSD: copypage.s,v 1.5 2008/06/26 05:42:11 ray Exp $ */
+/* $OpenBSD: copypage.s,v 1.6 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: copypage.s,v 1.4 1997/05/30 01:34:49 jtc Exp $ */
/*-
@@ -49,13 +49,13 @@
*/
#if defined(M68040) || defined(M68060)
ENTRY(copypage040)
- movl sp@(4),a0 | source address
- movl sp@(8),a1 | destination address
- movw #NBPG/32-1,d0 | number of 32 byte chunks - 1
+ movl %sp@(4),%a0 | source address
+ movl %sp@(8),%a1 | destination address
+ movw #NBPG/32-1,%d0 | number of 32 byte chunks - 1
Lm16loop:
.long 0xf6209000 | move16 a0@+,a1@+
.long 0xf6209000 | move16 a0@+,a1@+
- dbf d0,Lm16loop
+ dbf %d0,Lm16loop
rts
#endif /* M68040 || M68060 */
@@ -65,19 +65,19 @@ Lm16loop:
* Optimized version of bcopy for a single page-aligned NBPG byte copy.
*/
ENTRY(copypage)
- movl sp@(4),a0 | source address
- movl sp@(8),a1 | destination address
- movw #NBPG/32-1,d0 | number of 32 byte chunks - 1
+ movl %sp@(4),%a0 | source address
+ movl %sp@(8),%a1 | destination address
+ movw #NBPG/32-1,%d0 | number of 32 byte chunks - 1
Lmlloop:
- movl a0@+,a1@+
- movl a0@+,a1@+
- movl a0@+,a1@+
- movl a0@+,a1@+
- movl a0@+,a1@+
- movl a0@+,a1@+
- movl a0@+,a1@+
- movl a0@+,a1@+
- dbf d0,Lmlloop
+ movl %a0@+,%a1@+
+ movl %a0@+,%a1@+
+ movl %a0@+,%a1@+
+ movl %a0@+,%a1@+
+ movl %a0@+,%a1@+
+ movl %a0@+,%a1@+
+ movl %a0@+,%a1@+
+ movl %a0@+,%a1@+
+ dbf %d0,Lmlloop
rts
/*
@@ -86,27 +86,27 @@ Lmlloop:
* Optimized version of bzero for a single page-aligned NBPG byte zero.
*/
ENTRY(zeropage)
- movl sp@(4),a0 | dest address
- movql #NBPG/256-1,d0 | number of 256 byte chunks - 1
- movml d2-d7,sp@-
- movql #0,d1
- movql #0,d2
- movql #0,d3
- movql #0,d4
- movql #0,d5
- movql #0,d6
- movql #0,d7
- movl d1,a1
- lea a0@(NBPG),a0
+ movl %sp@(4),%a0 | dest address
+ movql #NBPG/256-1,%d0 | number of 256 byte chunks - 1
+ movml %d2-%d7,%sp@-
+ movql #0,%d1
+ movql #0,%d2
+ movql #0,%d3
+ movql #0,%d4
+ movql #0,%d5
+ movql #0,%d6
+ movql #0,%d7
+ movl %d1,%a1
+ lea %a0@(NBPG),%a0
Lzloop:
- movml d1-d7/a1,a0@-
- movml d1-d7/a1,a0@-
- movml d1-d7/a1,a0@-
- movml d1-d7/a1,a0@-
- movml d1-d7/a1,a0@-
- movml d1-d7/a1,a0@-
- movml d1-d7/a1,a0@-
- movml d1-d7/a1,a0@-
- dbf d0,Lzloop
- movml sp@+,d2-d7
+ movml %d1-%d7/%a1,%a0@-
+ movml %d1-%d7/%a1,%a0@-
+ movml %d1-%d7/%a1,%a0@-
+ movml %d1-%d7/%a1,%a0@-
+ movml %d1-%d7/%a1,%a0@-
+ movml %d1-%d7/%a1,%a0@-
+ movml %d1-%d7/%a1,%a0@-
+ movml %d1-%d7/%a1,%a0@-
+ dbf %d0,Lzloop
+ movml %sp@+,%d2-%d7
rts
diff --git a/sys/arch/m68k/m68k/oc_cksum.s b/sys/arch/m68k/m68k/oc_cksum.s
index d445298e75c..ae94906f28f 100644
--- a/sys/arch/m68k/m68k/oc_cksum.s
+++ b/sys/arch/m68k/m68k/oc_cksum.s
@@ -1,4 +1,4 @@
-| $OpenBSD: oc_cksum.s,v 1.3 2003/06/04 22:08:15 deraadt Exp $
+| $OpenBSD: oc_cksum.s,v 1.4 2013/02/02 13:32:06 miod Exp $
| $NetBSD: oc_cksum.s,v 1.4 1994/10/26 07:51:13 cgd Exp $
| Copyright (c) 1988 Regents of the University of California.
@@ -92,10 +92,10 @@
.text
ENTRY(oc_cksum)
- movl sp@(4),a0 | get buffer ptr
- movl sp@(8),d1 | get byte count
- movl sp@(12),d0 | get starting value
- movl d2,sp@- | free a reg
+ movl %sp@(4),%a0 | get buffer ptr
+ movl %sp@(8),%d1 | get byte count
+ movl %sp@(12),%d0 | get starting value
+ movl %d2,%sp@- | free a reg
| test for possible 1, 2 or 3 bytes of excess at end
| of buffer. The usual case is no excess (the usual
@@ -104,81 +104,81 @@ ENTRY(oc_cksum)
| first because we're about the trash the low order
| bits of the count in d1.)
- btst #0,d1
+ btst #0,%d1
jne L5 | if one or three bytes excess
- btst #1,d1
+ btst #1,%d1
jne L7 | if two bytes excess
L1:
- movl d1,d2
- lsrl #6,d1 | make cnt into # of 64 byte chunks
- andl #0x3c,d2 | then find fractions of a chunk
- negl d2
- andb #0xf,cc | clear X
- jmp pc@(L3-.-2:b,d2)
+ movl %d1,%d2
+ lsrl #6,%d1 | make cnt into # of 64 byte chunks
+ andl #0x3c,%d2 | then find fractions of a chunk
+ negl %d2
+ andb #0xf,%cc | clear X
+ jmp %pc@(L3-.-2:b,%d2)
L2:
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
- movl a0@+,d2
- addxl d2,d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
+ movl %a0@+,%d2
+ addxl %d2,%d0
L3:
- dbra d1,L2 | (NB- dbra doesn't affect X)
+ dbra %d1,L2 | (NB- dbra doesn't affect X)
- movl d0,d1 | fold 32 bit sum to 16 bits
- swap d1 | (NB- swap doesn't affect X)
- addxw d1,d0
+ movl %d0,%d1 | fold 32 bit sum to 16 bits
+ swap %d1 | (NB- swap doesn't affect X)
+ addxw %d1,%d0
jcc L4
- addw #1,d0
+ addw #1,%d0
L4:
- andl #0xffff,d0
- movl sp@+,d2
+ andl #0xffff,%d0
+ movl %sp@+,%d2
rts
L5: | deal with 1 or 3 excess bytes at the end of the buffer.
- btst #1,d1
+ btst #1,%d1
jeq L6 | if 1 excess
| 3 bytes excess
- clrl d2
- movw a0@(-3,d1:l),d2 | add in last full word then drop
- addl d2,d0 | through to pick up last byte
+ clrl %d2
+ movw %a0@(-3,%d1:l),%d2 | add in last full word then drop
+ addl %d2,%d0 | through to pick up last byte
L6: | 1 byte excess
- clrl d2
- movb a0@(-1,d1:l),d2
- lsll #8,d2
- addl d2,d0
+ clrl %d2
+ movb %a0@(-1,%d1:l),%d2
+ lsll #8,%d2
+ addl %d2,%d0
jra L1
L7: | 2 bytes excess
- clrl d2
- movw a0@(-2,d1:l),d2
- addl d2,d0
+ clrl %d2
+ movw %a0@(-2,%d1:l),%d2
+ addl %d2,%d0
jra L1
diff --git a/sys/arch/m68k/m68k/sigcode.s b/sys/arch/m68k/m68k/sigcode.s
index ad3c276b279..8f14386ba0b 100644
--- a/sys/arch/m68k/m68k/sigcode.s
+++ b/sys/arch/m68k/m68k/sigcode.s
@@ -1,4 +1,4 @@
-/* $OpenBSD: sigcode.s,v 1.3 2003/06/02 23:27:48 millert Exp $ */
+/* $OpenBSD: sigcode.s,v 1.4 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: sigcode.s,v 1.2 1997/04/25 02:22:03 thorpej Exp $ */
/*
@@ -65,13 +65,13 @@
.data
.align 2
GLOBAL(sigcode)
- movl sp@(12),a0 | signal handler addr (4 bytes)
- jsr a0@ | call signal handler (2 bytes)
- addql #4,sp | pop signal number (2 bytes)
+ movl %sp@(12),%a0 | signal handler addr (4 bytes)
+ jsr %a0@ | call signal handler (2 bytes)
+ addql #4,%sp | pop signal number (2 bytes)
GLOBAL(sigcodetrap)
trap #1 | special syscall entry (2 bytes)
- movl d0,sp@(4) | save errno (4 bytes)
- moveq #SYS_exit,d0 | syscall == exit (2 bytes)
+ movl %d0,%sp@(4) | save errno (4 bytes)
+ moveq #SYS_exit,%d0 | syscall == exit (2 bytes)
trap #0 | exit(errno) (2 bytes)
.align 2
GLOBAL(esigcode)
diff --git a/sys/arch/m68k/m68k/sigreturn.s b/sys/arch/m68k/m68k/sigreturn.s
index 781178d1172..53e4a7c4e58 100644
--- a/sys/arch/m68k/m68k/sigreturn.s
+++ b/sys/arch/m68k/m68k/sigreturn.s
@@ -1,4 +1,4 @@
-/* $OpenBSD: sigreturn.s,v 1.3 2003/06/02 23:27:48 millert Exp $ */
+/* $OpenBSD: sigreturn.s,v 1.4 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: sigreturn.s,v 1.2 1997/04/25 02:22:04 thorpej Exp $ */
/*
@@ -52,33 +52,33 @@
* larger) original stack frame.
*/
ASENTRY_NOPROFILE(sigreturn)
- lea sp@(-84),sp | leave enough space for largest frame
- movl sp@(84),sp@ | move up current 8 byte frame
- movl sp@(88),sp@(4)
- movl #84,sp@- | default: adjust by 84 bytes
- moveml #0xFFFF,sp@- | save user registers
- movl usp,a0 | save the user SP
- movl a0,sp@(FR_SP) | in the savearea
- movl #SYS_sigreturn,sp@- | push syscall number
+ lea %sp@(-84),%sp | leave enough space for largest frame
+ movl %sp@(84),%sp@ | move up current 8 byte frame
+ movl %sp@(88),%sp@(4)
+ movl #84,%sp@- | default: adjust by 84 bytes
+ moveml #0xFFFF,%sp@- | save user registers
+ movl %usp,%a0 | save the user SP
+ movl %a0,%sp@(FR_SP) | in the savearea
+ movl #SYS_sigreturn,%sp@- | push syscall number
jbsr _C_LABEL(syscall) | handle it
- addql #4,sp | pop syscall#
- movl sp@(FR_SP),a0 | grab and restore
- movl a0,usp | user SP
- lea sp@(FR_HW),a1 | pointer to HW frame
- movw sp@(FR_ADJ),d0 | do we need to adjust the stack?
+ addql #4,%sp | pop syscall#
+ movl %sp@(FR_SP),%a0 | grab and restore
+ movl %a0,%usp | user SP
+ lea %sp@(FR_HW),%a1 | pointer to HW frame
+ movw %sp@(FR_ADJ),%d0 | do we need to adjust the stack?
jeq Lsigr1 | no, just continue
- moveq #92,d1 | total size
- subw d0,d1 | - hole size = frame size
- lea a1@(92),a0 | destination
- addw d1,a1 | source
- lsrw #1,d1 | convert to word count
- subqw #1,d1 | minus 1 for dbf
+ moveq #92,%d1 | total size
+ subw %d0,%d1 | - hole size = frame size
+ lea %a1@(92),%a0 | destination
+ addw %d1,%a1 | source
+ lsrw #1,%d1 | convert to word count
+ subqw #1,%d1 | minus 1 for dbf
Lsigrlp:
- movw a1@-,a0@- | copy a word
- dbf d1,Lsigrlp | continue
- movl a0,a1 | new HW frame base
+ movw %a1@-,%a0@- | copy a word
+ dbf %d1,Lsigrlp | continue
+ movl %a0,%a1 | new HW frame base
Lsigr1:
- movl a1,sp@(FR_SP) | new SP value
- moveml sp@+,#0x7FFF | restore user registers
- movl sp@,sp | and our SP
+ movl %a1,%sp@(FR_SP) | new SP value
+ moveml %sp@+,#0x7FFF | restore user registers
+ movl %sp@,%sp | and our SP
jra _ASM_LABEL(rei) | all done
diff --git a/sys/arch/m68k/m68k/support.s b/sys/arch/m68k/m68k/support.s
index 433f05ff302..09c7112f17c 100644
--- a/sys/arch/m68k/m68k/support.s
+++ b/sys/arch/m68k/m68k/support.s
@@ -1,4 +1,4 @@
-/* $OpenBSD: support.s,v 1.3 2006/02/22 22:16:07 miod Exp $ */
+/* $OpenBSD: support.s,v 1.4 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: support.s,v 1.1 1997/03/16 10:47:33 thorpej Exp $ */
/*
@@ -54,15 +54,15 @@
* non-local gotos
*/
ENTRY(setjmp)
- movl sp@(4),a0 | savearea pointer
- moveml #0xFCFC,a0@ | save d2-d7/a2-a7
- movl sp@,a0@(48) | and return address
- moveq #0,d0 | return 0
+ movl %sp@(4),%a0 | savearea pointer
+ moveml #0xFCFC,%a0@ | save d2-d7/a2-a7
+ movl %sp@,%a0@(48) | and return address
+ moveq #0,%d0 | return 0
rts
ENTRY(longjmp)
- movl sp@(4),a0
- moveml a0@+,#0xFCFC
- movl a0@,sp@
- moveq #1,d0
+ movl %sp@(4),%a0
+ moveml %a0@+,#0xFCFC
+ movl %a0@,%sp@
+ moveq #1,%d0
rts
diff --git a/sys/arch/m68k/m68k/trap_subr.s b/sys/arch/m68k/m68k/trap_subr.s
index b7e1811624f..4ed693c8b1b 100644
--- a/sys/arch/m68k/m68k/trap_subr.s
+++ b/sys/arch/m68k/m68k/trap_subr.s
@@ -1,4 +1,4 @@
-/* $OpenBSD: trap_subr.s,v 1.2 2003/06/02 23:27:48 millert Exp $ */
+/* $OpenBSD: trap_subr.s,v 1.3 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: trap_subr.s,v 1.2 1997/06/04 22:12:43 is Exp $ */
/*
@@ -51,17 +51,17 @@
* Registers have been saved, and type for trap() placed in d0.
*/
ASENTRY_NOPROFILE(fault)
- movl usp,a0 | get and save
- movl a0,sp@(FR_SP) | the user stack pointer
- clrl sp@- | no VA arg
- clrl sp@- | or code arg
- movl d0,sp@- | push trap type
+ movl %usp,%a0 | get and save
+ movl %a0,%sp@(FR_SP) | the user stack pointer
+ clrl %sp@- | no VA arg
+ clrl %sp@- | or code arg
+ movl %d0,%sp@- | push trap type
jbsr _C_LABEL(trap) | handle trap
- lea sp@(12),sp | pop value args
- movl sp@(FR_SP),a0 | restore
- movl a0,usp | user SP
- moveml sp@+,#0x7FFF | restore most user regs
- addql #8,sp | pop SP and stack adjust
+ lea %sp@(12),%sp | pop value args
+ movl %sp@(FR_SP),%a0 | restore
+ movl %a0,%usp | user SP
+ moveml %sp@+,#0x7FFF | restore most user regs
+ addql #8,%sp | pop SP and stack adjust
jra _ASM_LABEL(rei) | all done
/*
@@ -71,26 +71,26 @@ ASENTRY(faultstkadj)
jbsr _C_LABEL(trap) | handle the error
/* for 68060 Branch Prediction Error handler */
_ASM_LABEL(faultstkadjnotrap):
- lea sp@(12),sp | pop value args
+ lea %sp@(12),%sp | pop value args
/* for new 68060 Branch Prediction Error handler */
_ASM_LABEL(faultstkadjnotrap2):
- movl sp@(FR_SP),a0 | restore user SP
- movl a0,usp | from save area
- movw sp@(FR_ADJ),d0 | need to adjust stack?
+ movl %sp@(FR_SP),%a0 | restore user SP
+ movl %a0,%usp | from save area
+ movw %sp@(FR_ADJ),%d0 | need to adjust stack?
jne 1f | yes, go to it
- moveml sp@+,#0x7FFF | no, restore most user regs
- addql #8,sp | toss SSP and stkadj
+ moveml %sp@+,#0x7FFF | no, restore most user regs
+ addql #8,%sp | toss SSP and stkadj
jra _ASM_LABEL(rei) | all done
1:
- lea sp@(FR_HW),a1 | pointer to HW frame
- addql #8,a1 | source pointer
- movl a1,a0 | source
- addw d0,a0 | + hole size = dest pointer
- movl a1@-,a0@- | copy
- movl a1@-,a0@- | 8 bytes
- movl a0,sp@(FR_SP) | new SSP
- moveml sp@+,#0x7FFF | restore user registers
- movl sp@,sp | and our SP
+ lea %sp@(FR_HW),%a1 | pointer to HW frame
+ addql #8,%a1 | source pointer
+ movl %a1,%a0 | source
+ addw %d0,%a0 | + hole size = dest pointer
+ movl %a1@-,%a0@- | copy
+ movl %a1@-,%a0@- | 8 bytes
+ movl %a0,%sp@(FR_SP) | new SSP
+ moveml %sp@+,#0x7FFF | restore user registers
+ movl %sp@,%sp | and our SP
jra _ASM_LABEL(rei) | all done
/*
@@ -98,33 +98,33 @@ _ASM_LABEL(faultstkadjnotrap2):
* and require no post-trap stack adjustment.
*/
ENTRY_NOPROFILE(illinst)
- clrl sp@-
- moveml #0xFFFF,sp@-
- moveq #T_ILLINST,d0
+ clrl %sp@-
+ moveml #0xFFFF,%sp@-
+ moveq #T_ILLINST,%d0
jra _ASM_LABEL(fault)
ENTRY_NOPROFILE(zerodiv)
- clrl sp@-
- moveml #0xFFFF,sp@-
- moveq #T_ZERODIV,d0
+ clrl %sp@-
+ moveml #0xFFFF,%sp@-
+ moveq #T_ZERODIV,%d0
jra _ASM_LABEL(fault)
ENTRY_NOPROFILE(chkinst)
- clrl sp@-
- moveml #0xFFFF,sp@-
- moveq #T_CHKINST,d0
+ clrl %sp@-
+ moveml #0xFFFF,%sp@-
+ moveq #T_CHKINST,%d0
jra _ASM_LABEL(fault)
ENTRY_NOPROFILE(trapvinst)
- clrl sp@-
- moveml #0xFFFF,sp@-
- moveq #T_TRAPVINST,d0
+ clrl %sp@-
+ moveml #0xFFFF,%sp@-
+ moveq #T_TRAPVINST,%d0
jra _ASM_LABEL(fault)
ENTRY_NOPROFILE(privinst)
- clrl sp@-
- moveml #0xFFFF,sp@-
- moveq #T_PRIVINST,d0
+ clrl %sp@-
+ moveml #0xFFFF,%sp@-
+ moveq #T_PRIVINST,%d0
jra _ASM_LABEL(fault)
/*
@@ -133,23 +133,23 @@ ENTRY_NOPROFILE(privinst)
* stack adjustment.
*/
ENTRY_NOPROFILE(coperr)
- clrl sp@- | stack adjust count
- moveml #0xFFFF,sp@-
- movl usp,a0 | get and save
- movl a0,sp@(FR_SP) | the user stack pointer
- clrl sp@- | no VA arg
- clrl sp@- | or code arg
- movl #T_COPERR,sp@- | push trap type
+ clrl %sp@- | stack adjust count
+ moveml #0xFFFF,%sp@-
+ movl %usp,%a0 | get and save
+ movl %a0,%sp@(FR_SP) | the user stack pointer
+ clrl %sp@- | no VA arg
+ clrl %sp@- | or code arg
+ movl #T_COPERR,%sp@- | push trap type
jra _ASM_LABEL(faultstkadj) | call trap and deal with stack
| adjustments
ENTRY_NOPROFILE(fmterr)
- clrl sp@- | stack adjust count
- moveml #0xFFFF,sp@-
- movl usp,a0 | get and save
- movl a0,sp@(FR_SP) | the user stack pointer
- clrl sp@- | no VA arg
- clrl sp@- | or code arg
- movl #T_FMTERR,sp@- | push trap type
+ clrl %sp@- | stack adjust count
+ moveml #0xFFFF,%sp@-
+ movl %usp,%a0 | get and save
+ movl %a0,%sp@(FR_SP) | the user stack pointer
+ clrl %sp@- | no VA arg
+ clrl %sp@- | or code arg
+ movl #T_FMTERR,%sp@- | push trap type
jra _ASM_LABEL(faultstkadj) | call trap and deal with stack
| adjustments
diff --git a/sys/lib/libkern/arch/m68k/bcmp.S b/sys/lib/libkern/arch/m68k/bcmp.S
index ddcbf5a46d2..4c2f2b4ebb1 100644
--- a/sys/lib/libkern/arch/m68k/bcmp.S
+++ b/sys/lib/libkern/arch/m68k/bcmp.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: bcmp.S,v 1.4 2007/11/24 19:38:04 deraadt Exp $ */
+/* $OpenBSD: bcmp.S,v 1.5 2013/02/02 13:32:06 miod Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
@@ -46,38 +46,38 @@
* - use nested DBcc instructions or use one and limit size to 64K
*/
ENTRY(bcmp)
- movl sp@(4),a0 | string 1
- movl sp@(8),a1 | string 2
- movl sp@(12),d0 | length
+ movl %sp@(4),%a0 | string 1
+ movl %sp@(8),%a1 | string 2
+ movl %sp@(12),%d0 | length
beq bcdone | if zero, nothing to do
- movl a0,d1
- btst #0,d1 | string 1 address odd?
+ movl %a0,%d1
+ btst #0,%d1 | string 1 address odd?
beq bceven | no, skip alignment
- cmpmb a0@+,a1@+ | yes, compare a byte
+ cmpmb %a0@+,%a1@+ | yes, compare a byte
bne bcnoteq | not equal, return non-zero
- subql #1,d0 | adjust count
+ subql #1,%d0 | adjust count
beq bcdone | count 0, reutrn zero
bceven:
- movl a1,d1
- btst #0,d1 | string 2 address odd?
+ movl %a1,%d1
+ btst #0,%d1 | string 2 address odd?
bne bcbloop | yes, no hope for alignment, compare bytes
- movl d0,d1 | no, both even
- lsrl #2,d1 | convert count to longword count
+ movl %d0,%d1 | no, both even
+ lsrl #2,%d1 | convert count to longword count
beq bcbloop | count 0, skip longword loop
bclloop:
- cmpml a0@+,a1@+ | compare a longword
+ cmpml %a0@+,%a1@+ | compare a longword
bne bcnoteq | not equal, return non-zero
- subql #1,d1 | adjust count
+ subql #1,%d1 | adjust count
bne bclloop | still more, keep comparing
- andl #3,d0 | what remains
+ andl #3,%d0 | what remains
beq bcdone | nothing, all done
bcbloop:
- cmpmb a0@+,a1@+ | compare a byte
+ cmpmb %a0@+,%a1@+ | compare a byte
bne bcnoteq | not equal, return non-zero
- subql #1,d0 | adjust count
+ subql #1,%d0 | adjust count
bne bcbloop | still more, keep going
rts
bcnoteq:
- moveq #1,d0
+ moveq #1,%d0
bcdone:
rts
diff --git a/sys/lib/libkern/arch/m68k/bzero.S b/sys/lib/libkern/arch/m68k/bzero.S
index 8557998ba1d..b61d55ff2a1 100644
--- a/sys/lib/libkern/arch/m68k/bzero.S
+++ b/sys/lib/libkern/arch/m68k/bzero.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: bzero.S,v 1.4 2007/11/24 19:38:04 deraadt Exp $ */
+/* $OpenBSD: bzero.S,v 1.5 2013/02/02 13:32:06 miod Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
@@ -45,28 +45,28 @@
* - use nested DBcc instructions or use one and limit size to 64K
*/
ENTRY(bzero)
- movl sp@(4),a0 | destination
- movl sp@(8),d0 | count
+ movl %sp@(4),%a0 | destination
+ movl %sp@(8),%d0 | count
beq bzdone | nothing to do
- movl a0,d1
- btst #0,d1 | address odd?
+ movl %a0,%d1
+ btst #0,%d1 | address odd?
beq bzeven | no, skip alignment
- clrb a0@+ | yes, clear a byte
- subql #1,d0 | adjust count
+ clrb %a0@+ | yes, clear a byte
+ subql #1,%d0 | adjust count
beq bzdone | if zero, all done
bzeven:
- movl d0,d1
- lsrl #2,d1 | convert to longword count
+ movl %d0,%d1
+ lsrl #2,%d1 | convert to longword count
beq bzbloop | no longwords, skip loop
bzlloop:
- clrl a0@+ | clear a longword
- subql #1,d1 | adjust count
+ clrl %a0@+ | clear a longword
+ subql #1,%d1 | adjust count
bne bzlloop | still more, keep going
- andl #3,d0 | what remains
+ andl #3,%d0 | what remains
beq bzdone | nothing, all done
bzbloop:
- clrb a0@+ | clear a byte
- subql #1,d0 | adjust count
+ clrb %a0@+ | clear a byte
+ subql #1,%d0 | adjust count
bne bzbloop | still more, keep going
bzdone:
rts
diff --git a/sys/lib/libkern/arch/m68k/ffs.S b/sys/lib/libkern/arch/m68k/ffs.S
index 970db7568cc..cca620e30f9 100644
--- a/sys/lib/libkern/arch/m68k/ffs.S
+++ b/sys/lib/libkern/arch/m68k/ffs.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: ffs.S,v 1.4 2007/11/24 19:38:04 deraadt Exp $ */
+/* $OpenBSD: ffs.S,v 1.5 2013/02/02 13:32:06 miod Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
@@ -38,11 +38,11 @@
#include "DEFS.h"
ENTRY(ffs)
- movl sp@(4),d0
- movl d0,d1
- negl d0
- andl d0,d1
- movql #32,d0
- bfffo d1{#0:#32},d1
- subl d1,d0
+ movl %sp@(4),%d0
+ movl %d0,%d1
+ negl %d0
+ andl %d0,%d1
+ movql #32,%d0
+ bfffo %d1{#0:#32},%d1
+ subl %d1,%d0
rts
diff --git a/sys/lib/libkern/arch/m68k/htonl.S b/sys/lib/libkern/arch/m68k/htonl.S
index 22d8aaca2c1..d13088cd286 100644
--- a/sys/lib/libkern/arch/m68k/htonl.S
+++ b/sys/lib/libkern/arch/m68k/htonl.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: htonl.S,v 1.4 2007/11/25 18:25:35 deraadt Exp $ */
+/* $OpenBSD: htonl.S,v 1.5 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: htonl.S,v 1.2 1994/10/26 06:39:27 cgd Exp $ */
/*-
@@ -41,5 +41,5 @@
ALTENTRY(ntohl, _htonl)
ALTENTRY(bswap32, _htonl)
ENTRY(htonl)
- movl sp@(4),d0
+ movl %sp@(4),%d0
rts
diff --git a/sys/lib/libkern/arch/m68k/htons.S b/sys/lib/libkern/arch/m68k/htons.S
index d9b4a308931..6fd535f8e74 100644
--- a/sys/lib/libkern/arch/m68k/htons.S
+++ b/sys/lib/libkern/arch/m68k/htons.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: htons.S,v 1.4 2007/11/25 18:25:35 deraadt Exp $ */
+/* $OpenBSD: htons.S,v 1.5 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: htons.S,v 1.2 1994/10/26 06:39:27 cgd Exp $ */
/*-
@@ -41,6 +41,6 @@
ALTENTRY(ntohs, _htons)
ALTENTRY(bswap16, _htons)
ENTRY(htons)
- clrl d0
- movw sp@(6),d0
+ clrl %d0
+ movw %sp@(6),%d0
rts
diff --git a/sys/lib/libkern/arch/m68k/memcmp.S b/sys/lib/libkern/arch/m68k/memcmp.S
index cefea2a60fa..e9d032cc426 100644
--- a/sys/lib/libkern/arch/m68k/memcmp.S
+++ b/sys/lib/libkern/arch/m68k/memcmp.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: memcmp.S,v 1.3 2007/11/24 19:38:04 deraadt Exp $ */
+/* $OpenBSD: memcmp.S,v 1.4 2013/02/02 13:32:06 miod Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
@@ -46,47 +46,47 @@
* - use nested DBcc instructions or use one and limit size to 64K
*/
ENTRY(memcmp)
- movl sp@(4),a0 | string 1
- movl sp@(8),a1 | string 2
- movl sp@(12),d0 | length
+ movl %sp@(4),%a0 | string 1
+ movl %sp@(8),%a1 | string 2
+ movl %sp@(12),%d0 | length
beq bcdone | if zero, nothing to do
- movl a0,d1
- btst #0,d1 | string 1 address odd?
+ movl %a0,%d1
+ btst #0,%d1 | string 1 address odd?
beq bceven | no, skip alignment
- cmpmb a0@+,a1@+ | yes, compare a byte
+ cmpmb %a0@+,%a1@+ | yes, compare a byte
bne bcnoteq | not equal, return non-zero
- subql #1,d0 | adjust count
+ subql #1,%d0 | adjust count
beq bcdone | count 0, reutrn zero
bceven:
- movl a1,d1
- btst #0,d1 | string 2 address odd?
+ movl %a1,%d1
+ btst #0,%d1 | string 2 address odd?
bne bcbloop | yes, no hope for alignment, compare bytes
- movl d0,d1 | no, both even
- lsrl #2,d1 | convert count to longword count
+ movl %d0,%d1 | no, both even
+ lsrl #2,%d1 | convert count to longword count
beq bcbloop | count 0, skip longword loop
bclloop:
- cmpml a0@+,a1@+ | compare a longword
+ cmpml %a0@+,%a1@+ | compare a longword
bne bcnoteql | not equal, return non-zero
- subql #1,d1 | adjust count
+ subql #1,%d1 | adjust count
bne bclloop | still more, keep comparing
- andl #3,d0 | what remains
+ andl #3,%d0 | what remains
beq bcdone | nothing, all done
bcbloop:
- cmpmb a0@+,a1@+ | compare a byte
+ cmpmb %a0@+,%a1@+ | compare a byte
bne bcnoteq | not equal, return non-zero
- subql #1,d0 | adjust count
+ subql #1,%d0 | adjust count
bne bcbloop | still more, keep going
rts
bcnoteql:
- subql #4,a0
- subql #4,a1
- movl #4,d0
+ subql #4,%a0
+ subql #4,%a1
+ movl #4,%d0
jra bcbloop
bcnoteq:
- clrl d0
- clrl d1
- movb a0@-,d0
- movb a1@-,d1
- subl d1,d0
+ clrl %d0
+ clrl %d1
+ movb %a0@-,%d0
+ movb %a1@-,%d1
+ subl %d1,%d0
bcdone:
rts
diff --git a/sys/lib/libkern/arch/m68k/memset.S b/sys/lib/libkern/arch/m68k/memset.S
index e2ecdc5f7b1..75b4b38d352 100644
--- a/sys/lib/libkern/arch/m68k/memset.S
+++ b/sys/lib/libkern/arch/m68k/memset.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: memset.S,v 1.3 2007/11/24 19:38:04 deraadt Exp $ */
+/* $OpenBSD: memset.S,v 1.4 2013/02/02 13:32:06 miod Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
@@ -45,55 +45,55 @@
* - use nested DBcc instructions or use one and limit size to 64K
*/
ENTRY(memset)
- movl d2,sp@-
- movl sp@(8),a0 | destination
- movl sp@(16),d0 | count
+ movl %d2,%sp@-
+ movl %sp@(8),%a0 | destination
+ movl %sp@(16),%d0 | count
beq bzdone | nothing to do
- movb sp@(15),d2 | character
- movl a0,d1
- btst #0,d1 | address odd?
+ movb %sp@(15),%d2 | character
+ movl %a0,%d1
+ btst #0,%d1 | address odd?
beq bzeven | no, skip alignment
- movb d2,a0@+ | set one byte
- subql #1,d0 | adjust count
+ movb %d2,%a0@+ | set one byte
+ subql #1,%d0 | adjust count
beq bzdone | if zero, all done
bzeven:
- cmpl #15,d0
+ cmpl #15,%d0
ble bzbloop | too small to be worthwhile
- clrl d1 | replicate byte to fill longword
- movb d2,d1
- movl d1,d2
- lsll #8,d1
- orl d1,d2
- lsll #8,d1
- orl d1,d2
- lsll #8,d1
- orl d1,d2
- movl d0,d1 | convert to longword count
- lsrl #2,d1
+ clrl %d1 | replicate byte to fill longword
+ movb %d2,%d1
+ movl %d1,%d2
+ lsll #8,%d1
+ orl %d1,%d2
+ lsll #8,%d1
+ orl %d1,%d2
+ lsll #8,%d1
+ orl %d1,%d2
+ movl %d0,%d1 | convert to longword count
+ lsrl #2,%d1
#ifdef DEBUG
- moveml #0xffff,sp@-
- movl d2,sp@-
- movl d1,sp@-
- movl d0,sp@-
- movl a0,sp@-
- movl #foo,sp@-
- jsr _printf
- addl #20,sp
- moveml sp@+,#0xffff
+ moveml #0xffff,%sp@-
+ movl %d2,%sp@-
+ movl %d1,%sp@-
+ movl %d0,%sp@-
+ movl %a0,%sp@-
+ movl #foo,%sp@-
+ jsr _C_LABEL(printf)
+ addl #20,%sp
+ moveml %sp@+,#0xffff
#endif
bzlloop:
- movl d2,a0@+ | set one longword
- subql #1,d1 | adjust count
+ movl %d2,%a0@+ | set one longword
+ subql #1,%d1 | adjust count
bne bzlloop | still more, keep going
- andl #3,d0 | what remains
+ andl #3,%d0 | what remains
beq bzdone | nothing, all done
bzbloop:
- movb d2,a0@+ | set one byte
- subql #1,d0 | adjust count
+ movb %d2,%a0@+ | set one byte
+ subql #1,%d0 | adjust count
bne bzbloop | still more, keep going
bzdone:
- movl sp@(8),d0 | return destination
- movl sp@+,d2
+ movl %sp@(8),%d0 | return destination
+ movl %sp@+,%d2
rts
#ifdef DEBUG
diff --git a/sys/lib/libkern/arch/m68k/scanc.S b/sys/lib/libkern/arch/m68k/scanc.S
index d315640318f..7f3dfeeb713 100644
--- a/sys/lib/libkern/arch/m68k/scanc.S
+++ b/sys/lib/libkern/arch/m68k/scanc.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: scanc.S,v 1.3 2003/06/02 23:28:08 millert Exp $ */
+/* $OpenBSD: scanc.S,v 1.4 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: scanc.S,v 1.2 1994/10/26 06:39:31 cgd Exp $ */
/*
@@ -45,20 +45,20 @@
* scanc(count, startc, table, mask)
*/
ENTRY(scanc)
- movl sp@(4),d0 | get length
+ movl %sp@(4),%d0 | get length
jeq Lscdone | nothing to do, return
- movl sp@(8),a0 | start of scan
- movl sp@(12),a1 | table to compare with
- movb sp@(19),d1 | and mask to use
- movw d2,sp@- | need a scratch register
- clrw d2 | clear it out
- subqw #1,d0 | adjust for dbra
+ movl %sp@(8),%a0 | start of scan
+ movl %sp@(12),%a1 | table to compare with
+ movb %sp@(19),%d1 | and mask to use
+ movw %d2,%sp@- | need a scratch register
+ clrw %d2 | clear it out
+ subqw #1,%d0 | adjust for dbra
Lscloop:
- movb a0@+,d2 | get character
- movb a1@(0,d2:w),d2 | get table entry
- andb d1,d2 | mask it
- dbne d0,Lscloop | keep going til no more or non-zero
- addqw #1,d0 | overshot by one
- movw sp@+,d2 | restore scratch
+ movb %a0@+,%d2 | get character
+ movb %a1@(0,%d2:w),%d2 | get table entry
+ andb %d1,%d2 | mask it
+ dbne %d0,Lscloop | keep going til no more or non-zero
+ addqw #1,%d0 | overshot by one
+ movw %sp@+,%d2 | restore scratch
Lscdone:
rts
diff --git a/sys/lib/libkern/arch/m68k/skpc.S b/sys/lib/libkern/arch/m68k/skpc.S
index f5cea15ced1..f932807b473 100644
--- a/sys/lib/libkern/arch/m68k/skpc.S
+++ b/sys/lib/libkern/arch/m68k/skpc.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: skpc.S,v 1.3 2003/06/02 23:28:08 millert Exp $ */
+/* $OpenBSD: skpc.S,v 1.4 2013/02/02 13:32:06 miod Exp $ */
/* $NetBSD: skpc.S,v 1.2 1994/10/26 06:39:32 cgd Exp $ */
/*
@@ -45,14 +45,14 @@
* skpc(mask, count, startc)
*/
ENTRY(skpc)
- movl sp@(8),d0 | get length
+ movl %sp@(8),%d0 | get length
jeq Lskdone | nothing to do, return
- movb sp@(7),d1 | mask to use
- movl sp@(12),a0 | where to start
- subqw #1,d0 | adjust for dbcc
+ movb %sp@(7),%d1 | mask to use
+ movl %sp@(12),%a0 | where to start
+ subqw #1,%d0 | adjust for dbcc
Lskloop:
- cmpb a0@+,d1 | compate with mask
- dbne d0,Lskloop | keep going til no more or zero
- addqw #1,d0 | overshot by one
+ cmpb %a0@+,%d1 | compare with mask
+ dbne %d0,Lskloop | keep going til no more or zero
+ addqw #1,%d0 | overshot by one
Lskdone:
rts
diff --git a/sys/lib/libkern/arch/m68k/strcmp.S b/sys/lib/libkern/arch/m68k/strcmp.S
index 8305c1c3430..758470f448f 100644
--- a/sys/lib/libkern/arch/m68k/strcmp.S
+++ b/sys/lib/libkern/arch/m68k/strcmp.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: strcmp.S,v 1.4 2007/11/24 19:38:04 deraadt Exp $ */
+/* $OpenBSD: strcmp.S,v 1.5 2013/02/02 13:32:06 miod Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
@@ -42,17 +42,17 @@
* right??
*/
ENTRY(strcmp)
- movl sp@(4),a0 | a0 = string1
- movl sp@(8),a1 | a1 = string2
+ movl %sp@(4),%a0 | a0 = string1
+ movl %sp@(8),%a1 | a1 = string2
scloop:
- movb a0@+,d0 | get *string1
- cmpb a1@+,d0 | compare a byte
+ movb %a0@+,%d0 | get *string1
+ cmpb %a1@+,%d0 | compare a byte
bne scexit | not equal, break out
- tstb d0 | at end of string1?
+ tstb %d0 | at end of string1?
bne scloop | no, keep going
- moveq #0,d0 | strings are equal
+ moveq #0,%d0 | strings are equal
rts
scexit:
- subb a1@-,d0 | *string1 - *string2
- extbl d0
+ subb %a1@-,%d0 | *string1 - *string2
+ extbl %d0
rts
diff --git a/sys/lib/libkern/arch/m68k/strlen.S b/sys/lib/libkern/arch/m68k/strlen.S
index a7f4a301464..7afc6449ca1 100644
--- a/sys/lib/libkern/arch/m68k/strlen.S
+++ b/sys/lib/libkern/arch/m68k/strlen.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: strlen.S,v 1.4 2007/11/24 19:38:04 deraadt Exp $ */
+
/*-
* Copyright (c) 1990 The Regents of the University of California.
@@ -36,10 +36,10 @@
#include "DEFS.h"
ENTRY(strlen)
- moveq #-1,d0
- movl sp@(4),a0 | string
+ moveq #-1,%d0
+ movl %sp@(4),%a0 | string
slloop:
- addql #1,d0 | increment count
- tstb a0@+ | null?
+ addql #1,%d0 | increment count
+ tstb %a0@+ | null?
bne slloop | no, keep going
rts
diff --git a/sys/lib/libkern/arch/m68k/strncmp.S b/sys/lib/libkern/arch/m68k/strncmp.S
index 724e0772986..ee7727a7916 100644
--- a/sys/lib/libkern/arch/m68k/strncmp.S
+++ b/sys/lib/libkern/arch/m68k/strncmp.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: strncmp.S,v 1.4 2007/11/24 19:38:04 deraadt Exp $ */
+/* $OpenBSD: strncmp.S,v 1.5 2013/02/02 13:32:06 miod Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
@@ -42,22 +42,22 @@
* right??
*/
ENTRY(strncmp)
- movl sp@(12),d1 | count
+ movl %sp@(12),%d1 | count
beq scdone | nothing to do
- movl sp@(4),a0 | a0 = string1
- movl sp@(8),a1 | a1 = string2
+ movl %sp@(4),%a0 | a0 = string1
+ movl %sp@(8),%a1 | a1 = string2
scloop:
- movb a0@+,d0 | get *string1
- cmpb a1@+,d0 | compare a byte
+ movb %a0@+,%d0 | get *string1
+ cmpb %a1@+,%d0 | compare a byte
bne scexit | not equal, break out
- tstb d0 | at end of string1?
+ tstb %d0 | at end of string1?
beq scdone | yes, all done
- subql #1,d1 | no, adjust count
+ subql #1,%d1 | no, adjust count
bne scloop | more to do, keep going
scdone:
- moveq #0,d0 | strings are equal
+ moveq #0,%d0 | strings are equal
rts
scexit:
- subb a1@-,d0 | *string1 - *string2
- extbl d0
+ subb %a1@-,%d0 | *string1 - *string2
+ extbl %d0
rts
diff --git a/sys/lib/libkern/arch/m68k/strncpy.S b/sys/lib/libkern/arch/m68k/strncpy.S
index 93abe58adf7..d9d9363024c 100644
--- a/sys/lib/libkern/arch/m68k/strncpy.S
+++ b/sys/lib/libkern/arch/m68k/strncpy.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: strncpy.S,v 1.4 2007/11/24 19:38:04 deraadt Exp $ */
+/* $OpenBSD: strncpy.S,v 1.5 2013/02/02 13:32:06 miod Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
@@ -36,20 +36,20 @@
#include "DEFS.h"
ENTRY(strncpy)
- movl sp@(4),d0 | return value is toaddr
- movl sp@(12),d1 | count
+ movl %sp@(4),%d0 | return value is toaddr
+ movl %sp@(12),%d1 | count
beq scdone | nothing to do
- movl sp@(8),a0 | a0 = fromaddr
- movl d0,a1 | a1 = toaddr
+ movl %sp@(8),%a0 | a0 = fromaddr
+ movl %d0,%a1 | a1 = toaddr
scloop:
- movb a0@+,a1@+ | copy a byte
+ movb %a0@+,%a1@+ | copy a byte
beq scploop | copied null, go pad if necessary
- subql #1,d1 | adjust count
+ subql #1,%d1 | adjust count
bne scloop | more room, keep going
scdone:
rts
scploop:
- subql #1,d1 | adjust count
+ subql #1,%d1 | adjust count
beq scdone | no more room, all done
- clrb a1@+ | clear a byte
+ clrb %a1@+ | clear a byte
jra scploop | keep going