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-rw-r--r--arch/m68k/lib/Makefile14
-rw-r--r--arch/m68k/lib/checksum.c17
-rw-r--r--arch/m68k/lib/divsi3.S125
-rw-r--r--arch/m68k/lib/memcpy.c89
-rw-r--r--arch/m68k/lib/memmove.c103
-rw-r--r--arch/m68k/lib/memset.c74
-rw-r--r--arch/m68k/lib/modsi3.S113
-rw-r--r--arch/m68k/lib/muldi3.c40
-rw-r--r--arch/m68k/lib/mulsi3.S110
-rw-r--r--arch/m68k/lib/semaphore.S53
-rw-r--r--arch/m68k/lib/string.c237
-rw-r--r--arch/m68k/lib/uaccess.c148
-rw-r--r--arch/m68k/lib/udivsi3.S162
-rw-r--r--arch/m68k/lib/umodsi3.S113
14 files changed, 1095 insertions, 303 deletions
diff --git a/arch/m68k/lib/Makefile b/arch/m68k/lib/Makefile
index ebe51a51381..fcd8eb1d7c7 100644
--- a/arch/m68k/lib/Makefile
+++ b/arch/m68k/lib/Makefile
@@ -1,8 +1,16 @@
+
#
# Makefile for m68k-specific library files..
#
-EXTRA_AFLAGS := -traditional
+lib-y := ashldi3.o ashrdi3.o lshrdi3.o muldi3.o \
+ memcpy.o memset.o memmove.o
+
+lib-$(CONFIG_MMU) += uaccess.o
+lib-$(CONFIG_CPU_HAS_NO_MULDIV64) += mulsi3.o divsi3.o udivsi3.o
+lib-$(CONFIG_CPU_HAS_NO_MULDIV64) += modsi3.o umodsi3.o
+
+ifndef CONFIG_GENERIC_CSUM
+lib-y += checksum.o
+endif
-lib-y := ashldi3.o ashrdi3.o lshrdi3.o muldi3.o \
- checksum.o string.o semaphore.o
diff --git a/arch/m68k/lib/checksum.c b/arch/m68k/lib/checksum.c
index 4a5c5445c61..6216f12a756 100644
--- a/arch/m68k/lib/checksum.c
+++ b/arch/m68k/lib/checksum.c
@@ -39,8 +39,7 @@
* computes a partial checksum, e.g. for TCP/UDP fragments
*/
-unsigned int
-csum_partial (const unsigned char *buff, int len, unsigned int sum)
+__wsum csum_partial(const void *buff, int len, __wsum sum)
{
unsigned long tmp1, tmp2;
/*
@@ -133,9 +132,9 @@ EXPORT_SYMBOL(csum_partial);
* copy from user space while checksumming, with exception handling.
*/
-unsigned int
-csum_partial_copy_from_user(const unsigned char *src, unsigned char *dst,
- int len, int sum, int *csum_err)
+__wsum
+csum_partial_copy_from_user(const void __user *src, void *dst,
+ int len, __wsum sum, int *csum_err)
{
/*
* GCC doesn't like more than 10 operands for the asm
@@ -321,12 +320,15 @@ csum_partial_copy_from_user(const unsigned char *src, unsigned char *dst,
return(sum);
}
+EXPORT_SYMBOL(csum_partial_copy_from_user);
+
+
/*
* copy from kernel space while checksumming, otherwise like csum_partial
*/
-unsigned int
-csum_partial_copy_nocheck(const unsigned char *src, unsigned char *dst, int len, int sum)
+__wsum
+csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum)
{
unsigned long tmp1, tmp2;
__asm__("movel %2,%4\n\t"
@@ -420,3 +422,4 @@ csum_partial_copy_nocheck(const unsigned char *src, unsigned char *dst, int len,
);
return(sum);
}
+EXPORT_SYMBOL(csum_partial_copy_nocheck);
diff --git a/arch/m68k/lib/divsi3.S b/arch/m68k/lib/divsi3.S
new file mode 100644
index 00000000000..ec307b61991
--- /dev/null
+++ b/arch/m68k/lib/divsi3.S
@@ -0,0 +1,125 @@
+/* libgcc1 routines for 68000 w/o floating-point hardware.
+ Copyright (C) 1994, 1996, 1997, 1998 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
+
+In addition to the permissions in the GNU General Public License, the
+Free Software Foundation gives you unlimited permission to link the
+compiled version of this file with other programs, and to distribute
+those programs without any restriction coming from the use of this
+file. (The General Public License restrictions do apply in other
+respects; for example, they cover modification of the file, and
+distribution when not linked into another program.)
+
+This file is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; see the file COPYING. If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+/* As a special exception, if you link this library with files
+ compiled with GCC to produce an executable, this does not cause
+ the resulting executable to be covered by the GNU General Public License.
+ This exception does not however invalidate any other reasons why
+ the executable file might be covered by the GNU General Public License. */
+
+/* Use this one for any 680x0; assumes no floating point hardware.
+ The trailing " '" appearing on some lines is for ANSI preprocessors. Yuk.
+ Some of this code comes from MINIX, via the folks at ericsson.
+ D. V. Henkel-Wallace (gumby@cygnus.com) Fete Bastille, 1992
+*/
+
+/* These are predefined by new versions of GNU cpp. */
+
+#ifndef __USER_LABEL_PREFIX__
+#define __USER_LABEL_PREFIX__ _
+#endif
+
+#ifndef __REGISTER_PREFIX__
+#define __REGISTER_PREFIX__
+#endif
+
+#ifndef __IMMEDIATE_PREFIX__
+#define __IMMEDIATE_PREFIX__ #
+#endif
+
+/* ANSI concatenation macros. */
+
+#define CONCAT1(a, b) CONCAT2(a, b)
+#define CONCAT2(a, b) a ## b
+
+/* Use the right prefix for global labels. */
+
+#define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__, x)
+
+/* Use the right prefix for registers. */
+
+#define REG(x) CONCAT1 (__REGISTER_PREFIX__, x)
+
+/* Use the right prefix for immediate values. */
+
+#define IMM(x) CONCAT1 (__IMMEDIATE_PREFIX__, x)
+
+#define d0 REG (d0)
+#define d1 REG (d1)
+#define d2 REG (d2)
+#define d3 REG (d3)
+#define d4 REG (d4)
+#define d5 REG (d5)
+#define d6 REG (d6)
+#define d7 REG (d7)
+#define a0 REG (a0)
+#define a1 REG (a1)
+#define a2 REG (a2)
+#define a3 REG (a3)
+#define a4 REG (a4)
+#define a5 REG (a5)
+#define a6 REG (a6)
+#define fp REG (fp)
+#define sp REG (sp)
+
+ .text
+ .proc
+ .globl SYM (__divsi3)
+SYM (__divsi3):
+ movel d2, sp@-
+
+ moveq IMM (1), d2 /* sign of result stored in d2 (=1 or =-1) */
+ movel sp@(12), d1 /* d1 = divisor */
+ jpl L1
+ negl d1
+#if !(defined(__mcf5200__) || defined(__mcoldfire__))
+ negb d2 /* change sign because divisor <0 */
+#else
+ negl d2 /* change sign because divisor <0 */
+#endif
+L1: movel sp@(8), d0 /* d0 = dividend */
+ jpl L2
+ negl d0
+#if !(defined(__mcf5200__) || defined(__mcoldfire__))
+ negb d2
+#else
+ negl d2
+#endif
+
+L2: movel d1, sp@-
+ movel d0, sp@-
+ jbsr SYM (__udivsi3) /* divide abs(dividend) by abs(divisor) */
+ addql IMM (8), sp
+
+ tstb d2
+ jpl L3
+ negl d0
+
+L3: movel sp@+, d2
+ rts
+
diff --git a/arch/m68k/lib/memcpy.c b/arch/m68k/lib/memcpy.c
new file mode 100644
index 00000000000..c1e2dfb206f
--- /dev/null
+++ b/arch/m68k/lib/memcpy.c
@@ -0,0 +1,89 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/string.h>
+
+void *memcpy(void *to, const void *from, size_t n)
+{
+ void *xto = to;
+ size_t temp;
+
+ if (!n)
+ return xto;
+ if ((long)to & 1) {
+ char *cto = to;
+ const char *cfrom = from;
+ *cto++ = *cfrom++;
+ to = cto;
+ from = cfrom;
+ n--;
+ }
+#if defined(CONFIG_M68000)
+ if ((long)from & 1) {
+ char *cto = to;
+ const char *cfrom = from;
+ for (; n; n--)
+ *cto++ = *cfrom++;
+ return xto;
+ }
+#endif
+ if (n > 2 && (long)to & 2) {
+ short *sto = to;
+ const short *sfrom = from;
+ *sto++ = *sfrom++;
+ to = sto;
+ from = sfrom;
+ n -= 2;
+ }
+ temp = n >> 2;
+ if (temp) {
+ long *lto = to;
+ const long *lfrom = from;
+#if defined(CONFIG_M68000) || defined(CONFIG_COLDFIRE)
+ for (; temp; temp--)
+ *lto++ = *lfrom++;
+#else
+ size_t temp1;
+ asm volatile (
+ " movel %2,%3\n"
+ " andw #7,%3\n"
+ " lsrl #3,%2\n"
+ " negw %3\n"
+ " jmp %%pc@(1f,%3:w:2)\n"
+ "4: movel %0@+,%1@+\n"
+ " movel %0@+,%1@+\n"
+ " movel %0@+,%1@+\n"
+ " movel %0@+,%1@+\n"
+ " movel %0@+,%1@+\n"
+ " movel %0@+,%1@+\n"
+ " movel %0@+,%1@+\n"
+ " movel %0@+,%1@+\n"
+ "1: dbra %2,4b\n"
+ " clrw %2\n"
+ " subql #1,%2\n"
+ " jpl 4b"
+ : "=a" (lfrom), "=a" (lto), "=d" (temp), "=&d" (temp1)
+ : "0" (lfrom), "1" (lto), "2" (temp));
+#endif
+ to = lto;
+ from = lfrom;
+ }
+ if (n & 2) {
+ short *sto = to;
+ const short *sfrom = from;
+ *sto++ = *sfrom++;
+ to = sto;
+ from = sfrom;
+ }
+ if (n & 1) {
+ char *cto = to;
+ const char *cfrom = from;
+ *cto = *cfrom;
+ }
+ return xto;
+}
+EXPORT_SYMBOL(memcpy);
diff --git a/arch/m68k/lib/memmove.c b/arch/m68k/lib/memmove.c
new file mode 100644
index 00000000000..6519f7f349f
--- /dev/null
+++ b/arch/m68k/lib/memmove.c
@@ -0,0 +1,103 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/string.h>
+
+void *memmove(void *dest, const void *src, size_t n)
+{
+ void *xdest = dest;
+ size_t temp;
+
+ if (!n)
+ return xdest;
+
+ if (dest < src) {
+ if ((long)dest & 1) {
+ char *cdest = dest;
+ const char *csrc = src;
+ *cdest++ = *csrc++;
+ dest = cdest;
+ src = csrc;
+ n--;
+ }
+ if (n > 2 && (long)dest & 2) {
+ short *sdest = dest;
+ const short *ssrc = src;
+ *sdest++ = *ssrc++;
+ dest = sdest;
+ src = ssrc;
+ n -= 2;
+ }
+ temp = n >> 2;
+ if (temp) {
+ long *ldest = dest;
+ const long *lsrc = src;
+ temp--;
+ do
+ *ldest++ = *lsrc++;
+ while (temp--);
+ dest = ldest;
+ src = lsrc;
+ }
+ if (n & 2) {
+ short *sdest = dest;
+ const short *ssrc = src;
+ *sdest++ = *ssrc++;
+ dest = sdest;
+ src = ssrc;
+ }
+ if (n & 1) {
+ char *cdest = dest;
+ const char *csrc = src;
+ *cdest = *csrc;
+ }
+ } else {
+ dest = (char *)dest + n;
+ src = (const char *)src + n;
+ if ((long)dest & 1) {
+ char *cdest = dest;
+ const char *csrc = src;
+ *--cdest = *--csrc;
+ dest = cdest;
+ src = csrc;
+ n--;
+ }
+ if (n > 2 && (long)dest & 2) {
+ short *sdest = dest;
+ const short *ssrc = src;
+ *--sdest = *--ssrc;
+ dest = sdest;
+ src = ssrc;
+ n -= 2;
+ }
+ temp = n >> 2;
+ if (temp) {
+ long *ldest = dest;
+ const long *lsrc = src;
+ temp--;
+ do
+ *--ldest = *--lsrc;
+ while (temp--);
+ dest = ldest;
+ src = lsrc;
+ }
+ if (n & 2) {
+ short *sdest = dest;
+ const short *ssrc = src;
+ *--sdest = *--ssrc;
+ dest = sdest;
+ src = ssrc;
+ }
+ if (n & 1) {
+ char *cdest = dest;
+ const char *csrc = src;
+ *--cdest = *--csrc;
+ }
+ }
+ return xdest;
+}
+EXPORT_SYMBOL(memmove);
diff --git a/arch/m68k/lib/memset.c b/arch/m68k/lib/memset.c
new file mode 100644
index 00000000000..8a7639f0a2f
--- /dev/null
+++ b/arch/m68k/lib/memset.c
@@ -0,0 +1,74 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/string.h>
+
+void *memset(void *s, int c, size_t count)
+{
+ void *xs = s;
+ size_t temp;
+
+ if (!count)
+ return xs;
+ c &= 0xff;
+ c |= c << 8;
+ c |= c << 16;
+ if ((long)s & 1) {
+ char *cs = s;
+ *cs++ = c;
+ s = cs;
+ count--;
+ }
+ if (count > 2 && (long)s & 2) {
+ short *ss = s;
+ *ss++ = c;
+ s = ss;
+ count -= 2;
+ }
+ temp = count >> 2;
+ if (temp) {
+ long *ls = s;
+#if defined(CONFIG_M68000) || defined(CONFIG_COLDFIRE)
+ for (; temp; temp--)
+ *ls++ = c;
+#else
+ size_t temp1;
+ asm volatile (
+ " movel %1,%2\n"
+ " andw #7,%2\n"
+ " lsrl #3,%1\n"
+ " negw %2\n"
+ " jmp %%pc@(2f,%2:w:2)\n"
+ "1: movel %3,%0@+\n"
+ " movel %3,%0@+\n"
+ " movel %3,%0@+\n"
+ " movel %3,%0@+\n"
+ " movel %3,%0@+\n"
+ " movel %3,%0@+\n"
+ " movel %3,%0@+\n"
+ " movel %3,%0@+\n"
+ "2: dbra %1,1b\n"
+ " clrw %1\n"
+ " subql #1,%1\n"
+ " jpl 1b"
+ : "=a" (ls), "=d" (temp), "=&d" (temp1)
+ : "d" (c), "0" (ls), "1" (temp));
+#endif
+ s = ls;
+ }
+ if (count & 2) {
+ short *ss = s;
+ *ss++ = c;
+ s = ss;
+ }
+ if (count & 1) {
+ char *cs = s;
+ *cs = c;
+ }
+ return xs;
+}
+EXPORT_SYMBOL(memset);
diff --git a/arch/m68k/lib/modsi3.S b/arch/m68k/lib/modsi3.S
new file mode 100644
index 00000000000..ef384943576
--- /dev/null
+++ b/arch/m68k/lib/modsi3.S
@@ -0,0 +1,113 @@
+/* libgcc1 routines for 68000 w/o floating-point hardware.
+ Copyright (C) 1994, 1996, 1997, 1998 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
+
+In addition to the permissions in the GNU General Public License, the
+Free Software Foundation gives you unlimited permission to link the
+compiled version of this file with other programs, and to distribute
+those programs without any restriction coming from the use of this
+file. (The General Public License restrictions do apply in other
+respects; for example, they cover modification of the file, and
+distribution when not linked into another program.)
+
+This file is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; see the file COPYING. If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+/* As a special exception, if you link this library with files
+ compiled with GCC to produce an executable, this does not cause
+ the resulting executable to be covered by the GNU General Public License.
+ This exception does not however invalidate any other reasons why
+ the executable file might be covered by the GNU General Public License. */
+
+/* Use this one for any 680x0; assumes no floating point hardware.
+ The trailing " '" appearing on some lines is for ANSI preprocessors. Yuk.
+ Some of this code comes from MINIX, via the folks at ericsson.
+ D. V. Henkel-Wallace (gumby@cygnus.com) Fete Bastille, 1992
+*/
+
+/* These are predefined by new versions of GNU cpp. */
+
+#ifndef __USER_LABEL_PREFIX__
+#define __USER_LABEL_PREFIX__ _
+#endif
+
+#ifndef __REGISTER_PREFIX__
+#define __REGISTER_PREFIX__
+#endif
+
+#ifndef __IMMEDIATE_PREFIX__
+#define __IMMEDIATE_PREFIX__ #
+#endif
+
+/* ANSI concatenation macros. */
+
+#define CONCAT1(a, b) CONCAT2(a, b)
+#define CONCAT2(a, b) a ## b
+
+/* Use the right prefix for global labels. */
+
+#define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__, x)
+
+/* Use the right prefix for registers. */
+
+#define REG(x) CONCAT1 (__REGISTER_PREFIX__, x)
+
+/* Use the right prefix for immediate values. */
+
+#define IMM(x) CONCAT1 (__IMMEDIATE_PREFIX__, x)
+
+#define d0 REG (d0)
+#define d1 REG (d1)
+#define d2 REG (d2)
+#define d3 REG (d3)
+#define d4 REG (d4)
+#define d5 REG (d5)
+#define d6 REG (d6)
+#define d7 REG (d7)
+#define a0 REG (a0)
+#define a1 REG (a1)
+#define a2 REG (a2)
+#define a3 REG (a3)
+#define a4 REG (a4)
+#define a5 REG (a5)
+#define a6 REG (a6)
+#define fp REG (fp)
+#define sp REG (sp)
+
+ .text
+ .proc
+ .globl SYM (__modsi3)
+SYM (__modsi3):
+ movel sp@(8), d1 /* d1 = divisor */
+ movel sp@(4), d0 /* d0 = dividend */
+ movel d1, sp@-
+ movel d0, sp@-
+ jbsr SYM (__divsi3)
+ addql IMM (8), sp
+ movel sp@(8), d1 /* d1 = divisor */
+#if !(defined(__mcf5200__) || defined(__mcoldfire__))
+ movel d1, sp@-
+ movel d0, sp@-
+ jbsr SYM (__mulsi3) /* d0 = (a/b)*b */
+ addql IMM (8), sp
+#else
+ mulsl d1,d0
+#endif
+ movel sp@(4), d1 /* d1 = dividend */
+ subl d0, d1 /* d1 = a - (a/b)*b */
+ movel d1, d0
+ rts
+
diff --git a/arch/m68k/lib/muldi3.c b/arch/m68k/lib/muldi3.c
index be4f275649e..ee5f0b1b5c5 100644
--- a/arch/m68k/lib/muldi3.c
+++ b/arch/m68k/lib/muldi3.c
@@ -1,4 +1,4 @@
-/* muldi3.c extracted from gcc-2.7.2.3/libgcc2.c and
+/* muldi3.c extracted from gcc-2.7.2.3/libgcc2.c and
gcc-2.7.2.3/longlong.h which is: */
/* Copyright (C) 1989, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
@@ -19,7 +19,39 @@ along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#define BITS_PER_UNIT 8
+#ifdef CONFIG_CPU_HAS_NO_MULDIV64
+
+#define SI_TYPE_SIZE 32
+#define __BITS4 (SI_TYPE_SIZE / 4)
+#define __ll_B (1L << (SI_TYPE_SIZE / 2))
+#define __ll_lowpart(t) ((USItype) (t) % __ll_B)
+#define __ll_highpart(t) ((USItype) (t) / __ll_B)
+
+#define umul_ppmm(w1, w0, u, v) \
+ do { \
+ USItype __x0, __x1, __x2, __x3; \
+ USItype __ul, __vl, __uh, __vh; \
+ \
+ __ul = __ll_lowpart (u); \
+ __uh = __ll_highpart (u); \
+ __vl = __ll_lowpart (v); \
+ __vh = __ll_highpart (v); \
+ \
+ __x0 = (USItype) __ul * __vl; \
+ __x1 = (USItype) __ul * __vh; \
+ __x2 = (USItype) __uh * __vl; \
+ __x3 = (USItype) __uh * __vh; \
+ \
+ __x1 += __ll_highpart (__x0);/* this can't give carry */ \
+ __x1 += __x2; /* but this indeed can */ \
+ if (__x1 < __x2) /* did we get it? */ \
+ __x3 += __ll_B; /* yes, add it in the proper pos. */ \
+ \
+ (w1) = __x3 + __ll_highpart (__x1); \
+ (w0) = __ll_lowpart (__x1) * __ll_B + __ll_lowpart (__x0); \
+ } while (0)
+
+#else
#define umul_ppmm(w1, w0, u, v) \
__asm__ ("mulu%.l %3,%1:%0" \
@@ -28,12 +60,14 @@ Boston, MA 02111-1307, USA. */
: "%0" ((USItype)(u)), \
"dmi" ((USItype)(v)))
+#endif
+
#define __umulsidi3(u, v) \
({DIunion __w; \
umul_ppmm (__w.s.high, __w.s.low, u, v); \
__w.ll; })
-typedef int SItype __attribute__ ((mode (SI)));
+typedef int SItype __attribute__ ((mode (SI)));
typedef unsigned int USItype __attribute__ ((mode (SI)));
typedef int DItype __attribute__ ((mode (DI)));
typedef int word_type __attribute__ ((mode (__word__)));
diff --git a/arch/m68k/lib/mulsi3.S b/arch/m68k/lib/mulsi3.S
new file mode 100644
index 00000000000..ce29ea37b45
--- /dev/null
+++ b/arch/m68k/lib/mulsi3.S
@@ -0,0 +1,110 @@
+/* libgcc1 routines for 68000 w/o floating-point hardware.
+ Copyright (C) 1994, 1996, 1997, 1998 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
+
+In addition to the permissions in the GNU General Public License, the
+Free Software Foundation gives you unlimited permission to link the
+compiled version of this file with other programs, and to distribute
+those programs without any restriction coming from the use of this
+file. (The General Public License restrictions do apply in other
+respects; for example, they cover modification of the file, and
+distribution when not linked into another program.)
+
+This file is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; see the file COPYING. If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+/* As a special exception, if you link this library with files
+ compiled with GCC to produce an executable, this does not cause
+ the resulting executable to be covered by the GNU General Public License.
+ This exception does not however invalidate any other reasons why
+ the executable file might be covered by the GNU General Public License. */
+
+/* Use this one for any 680x0; assumes no floating point hardware.
+ The trailing " '" appearing on some lines is for ANSI preprocessors. Yuk.
+ Some of this code comes from MINIX, via the folks at ericsson.
+ D. V. Henkel-Wallace (gumby@cygnus.com) Fete Bastille, 1992
+*/
+
+/* These are predefined by new versions of GNU cpp. */
+
+#ifndef __USER_LABEL_PREFIX__
+#define __USER_LABEL_PREFIX__ _
+#endif
+
+#ifndef __REGISTER_PREFIX__
+#define __REGISTER_PREFIX__
+#endif
+
+#ifndef __IMMEDIATE_PREFIX__
+#define __IMMEDIATE_PREFIX__ #
+#endif
+
+/* ANSI concatenation macros. */
+
+#define CONCAT1(a, b) CONCAT2(a, b)
+#define CONCAT2(a, b) a ## b
+
+/* Use the right prefix for global labels. */
+
+#define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__, x)
+
+/* Use the right prefix for registers. */
+
+#define REG(x) CONCAT1 (__REGISTER_PREFIX__, x)
+
+/* Use the right prefix for immediate values. */
+
+#define IMM(x) CONCAT1 (__IMMEDIATE_PREFIX__, x)
+
+#define d0 REG (d0)
+#define d1 REG (d1)
+#define d2 REG (d2)
+#define d3 REG (d3)
+#define d4 REG (d4)
+#define d5 REG (d5)
+#define d6 REG (d6)
+#define d7 REG (d7)
+#define a0 REG (a0)
+#define a1 REG (a1)
+#define a2 REG (a2)
+#define a3 REG (a3)
+#define a4 REG (a4)
+#define a5 REG (a5)
+#define a6 REG (a6)
+#define fp REG (fp)
+#define sp REG (sp)
+
+ .text
+ .proc
+ .globl SYM (__mulsi3)
+SYM (__mulsi3):
+ movew sp@(4), d0 /* x0 -> d0 */
+ muluw sp@(10), d0 /* x0*y1 */
+ movew sp@(6), d1 /* x1 -> d1 */
+ muluw sp@(8), d1 /* x1*y0 */
+#if !(defined(__mcf5200__) || defined(__mcoldfire__))
+ addw d1, d0
+#else
+ addl d1, d0
+#endif
+ swap d0
+ clrw d0
+ movew sp@(6), d1 /* x1 -> d1 */
+ muluw sp@(10), d1 /* x1*y1 */
+ addl d1, d0
+
+ rts
+
diff --git a/arch/m68k/lib/semaphore.S b/arch/m68k/lib/semaphore.S
deleted file mode 100644
index 0215624c160..00000000000
--- a/arch/m68k/lib/semaphore.S
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * linux/arch/m68k/lib/semaphore.S
- *
- * Copyright (C) 1996 Linus Torvalds
- *
- * m68k version by Andreas Schwab
- */
-
-#include <linux/linkage.h>
-#include <asm/semaphore.h>
-
-/*
- * The semaphore operations have a special calling sequence that
- * allow us to do a simpler in-line version of them. These routines
- * need to convert that sequence back into the C sequence when
- * there is contention on the semaphore.
- */
-ENTRY(__down_failed)
- moveml %a0/%d0/%d1,-(%sp)
- movel %a1,-(%sp)
- jbsr __down
- movel (%sp)+,%a1
- moveml (%sp)+,%a0/%d0/%d1
- rts
-
-ENTRY(__down_failed_interruptible)
- movel %a0,-(%sp)
- movel %d1,-(%sp)
- movel %a1,-(%sp)
- jbsr __down_interruptible
- movel (%sp)+,%a1
- movel (%sp)+,%d1
- movel (%sp)+,%a0
- rts
-
-ENTRY(__down_failed_trylock)
- movel %a0,-(%sp)
- movel %d1,-(%sp)
- movel %a1,-(%sp)
- jbsr __down_trylock
- movel (%sp)+,%a1
- movel (%sp)+,%d1
- movel (%sp)+,%a0
- rts
-
-ENTRY(__up_wakeup)
- moveml %a0/%d0/%d1,-(%sp)
- movel %a1,-(%sp)
- jbsr __up
- movel (%sp)+,%a1
- moveml (%sp)+,%a0/%d0/%d1
- rts
-
diff --git a/arch/m68k/lib/string.c b/arch/m68k/lib/string.c
deleted file mode 100644
index b92b89e1ea0..00000000000
--- a/arch/m68k/lib/string.c
+++ /dev/null
@@ -1,237 +0,0 @@
-
-#include <linux/types.h>
-#include <linux/module.h>
-
-void *memset(void *s, int c, size_t count)
-{
- void *xs = s;
- size_t temp, temp1;
-
- if (!count)
- return xs;
- c &= 0xff;
- c |= c << 8;
- c |= c << 16;
- if ((long)s & 1) {
- char *cs = s;
- *cs++ = c;
- s = cs;
- count--;
- }
- if (count > 2 && (long)s & 2) {
- short *ss = s;
- *ss++ = c;
- s = ss;
- count -= 2;
- }
- temp = count >> 2;
- if (temp) {
- long *ls = s;
-
- asm volatile (
- " movel %1,%2\n"
- " andw #7,%2\n"
- " lsrl #3,%1\n"
- " negw %2\n"
- " jmp %%pc@(2f,%2:w:2)\n"
- "1: movel %3,%0@+\n"
- " movel %3,%0@+\n"
- " movel %3,%0@+\n"
- " movel %3,%0@+\n"
- " movel %3,%0@+\n"
- " movel %3,%0@+\n"
- " movel %3,%0@+\n"
- " movel %3,%0@+\n"
- "2: dbra %1,1b\n"
- " clrw %1\n"
- " subql #1,%1\n"
- " jpl 1b"
- : "=a" (ls), "=d" (temp), "=&d" (temp1)
- : "d" (c), "0" (ls), "1" (temp));
- s = ls;
- }
- if (count & 2) {
- short *ss = s;
- *ss++ = c;
- s = ss;
- }
- if (count & 1) {
- char *cs = s;
- *cs = c;
- }
- return xs;
-}
-EXPORT_SYMBOL(memset);
-
-void *memcpy(void *to, const void *from, size_t n)
-{
- void *xto = to;
- size_t temp, temp1;
-
- if (!n)
- return xto;
- if ((long)to & 1) {
- char *cto = to;
- const char *cfrom = from;
- *cto++ = *cfrom++;
- to = cto;
- from = cfrom;
- n--;
- }
- if (n > 2 && (long)to & 2) {
- short *sto = to;
- const short *sfrom = from;
- *sto++ = *sfrom++;
- to = sto;
- from = sfrom;
- n -= 2;
- }
- temp = n >> 2;
- if (temp) {
- long *lto = to;
- const long *lfrom = from;
-
- asm volatile (
- " movel %2,%3\n"
- " andw #7,%3\n"
- " lsrl #3,%2\n"
- " negw %3\n"
- " jmp %%pc@(1f,%3:w:2)\n"
- "4: movel %0@+,%1@+\n"
- " movel %0@+,%1@+\n"
- " movel %0@+,%1@+\n"
- " movel %0@+,%1@+\n"
- " movel %0@+,%1@+\n"
- " movel %0@+,%1@+\n"
- " movel %0@+,%1@+\n"
- " movel %0@+,%1@+\n"
- "1: dbra %2,4b\n"
- " clrw %2\n"
- " subql #1,%2\n"
- " jpl 4b"
- : "=a" (lfrom), "=a" (lto), "=d" (temp), "=&d" (temp1)
- : "0" (lfrom), "1" (lto), "2" (temp));
- to = lto;
- from = lfrom;
- }
- if (n & 2) {
- short *sto = to;
- const short *sfrom = from;
- *sto++ = *sfrom++;
- to = sto;
- from = sfrom;
- }
- if (n & 1) {
- char *cto = to;
- const char *cfrom = from;
- *cto = *cfrom;
- }
- return xto;
-}
-EXPORT_SYMBOL(memcpy);
-
-void *memmove(void *dest, const void *src, size_t n)
-{
- void *xdest = dest;
- size_t temp;
-
- if (!n)
- return xdest;
-
- if (dest < src) {
- if ((long)dest & 1) {
- char *cdest = dest;
- const char *csrc = src;
- *cdest++ = *csrc++;
- dest = cdest;
- src = csrc;
- n--;
- }
- if (n > 2 && (long)dest & 2) {
- short *sdest = dest;
- const short *ssrc = src;
- *sdest++ = *ssrc++;
- dest = sdest;
- src = ssrc;
- n -= 2;
- }
- temp = n >> 2;
- if (temp) {
- long *ldest = dest;
- const long *lsrc = src;
- temp--;
- do
- *ldest++ = *lsrc++;
- while (temp--);
- dest = ldest;
- src = lsrc;
- }
- if (n & 2) {
- short *sdest = dest;
- const short *ssrc = src;
- *sdest++ = *ssrc++;
- dest = sdest;
- src = ssrc;
- }
- if (n & 1) {
- char *cdest = dest;
- const char *csrc = src;
- *cdest = *csrc;
- }
- } else {
- dest = (char *)dest + n;
- src = (const char *)src + n;
- if ((long)dest & 1) {
- char *cdest = dest;
- const char *csrc = src;
- *--cdest = *--csrc;
- dest = cdest;
- src = csrc;
- n--;
- }
- if (n > 2 && (long)dest & 2) {
- short *sdest = dest;
- const short *ssrc = src;
- *--sdest = *--ssrc;
- dest = sdest;
- src = ssrc;
- n -= 2;
- }
- temp = n >> 2;
- if (temp) {
- long *ldest = dest;
- const long *lsrc = src;
- temp--;
- do
- *--ldest = *--lsrc;
- while (temp--);
- dest = ldest;
- src = lsrc;
- }
- if (n & 2) {
- short *sdest = dest;
- const short *ssrc = src;
- *--sdest = *--ssrc;
- dest = sdest;
- src = ssrc;
- }
- if (n & 1) {
- char *cdest = dest;
- const char *csrc = src;
- *--cdest = *--csrc;
- }
- }
- return xdest;
-}
-EXPORT_SYMBOL(memmove);
-
-int memcmp(const void *cs, const void *ct, size_t count)
-{
- const unsigned char *su1, *su2;
-
- for (su1 = cs, su2 = ct; count > 0; ++su1, ++su2, count--)
- if (*su1 != *su2)
- return *su1 < *su2 ? -1 : +1;
- return 0;
-}
-EXPORT_SYMBOL(memcmp);
diff --git a/arch/m68k/lib/uaccess.c b/arch/m68k/lib/uaccess.c
new file mode 100644
index 00000000000..35d1442dee8
--- /dev/null
+++ b/arch/m68k/lib/uaccess.c
@@ -0,0 +1,148 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/module.h>
+#include <asm/uaccess.h>
+
+unsigned long __generic_copy_from_user(void *to, const void __user *from,
+ unsigned long n)
+{
+ unsigned long tmp, res;
+
+ asm volatile ("\n"
+ " tst.l %0\n"
+ " jeq 2f\n"
+ "1: "MOVES".l (%1)+,%3\n"
+ " move.l %3,(%2)+\n"
+ " subq.l #1,%0\n"
+ " jne 1b\n"
+ "2: btst #1,%5\n"
+ " jeq 4f\n"
+ "3: "MOVES".w (%1)+,%3\n"
+ " move.w %3,(%2)+\n"
+ "4: btst #0,%5\n"
+ " jeq 6f\n"
+ "5: "MOVES".b (%1)+,%3\n"
+ " move.b %3,(%2)+\n"
+ "6:\n"
+ " .section .fixup,\"ax\"\n"
+ " .even\n"
+ "10: move.l %0,%3\n"
+ "7: clr.l (%2)+\n"
+ " subq.l #1,%3\n"
+ " jne 7b\n"
+ " lsl.l #2,%0\n"
+ " btst #1,%5\n"
+ " jeq 8f\n"
+ "30: clr.w (%2)+\n"
+ " addq.l #2,%0\n"
+ "8: btst #0,%5\n"
+ " jeq 6b\n"
+ "50: clr.b (%2)+\n"
+ " addq.l #1,%0\n"
+ " jra 6b\n"
+ " .previous\n"
+ "\n"
+ " .section __ex_table,\"a\"\n"
+ " .align 4\n"
+ " .long 1b,10b\n"
+ " .long 3b,30b\n"
+ " .long 5b,50b\n"
+ " .previous"
+ : "=d" (res), "+a" (from), "+a" (to), "=&d" (tmp)
+ : "0" (n / 4), "d" (n & 3));
+
+ return res;
+}
+EXPORT_SYMBOL(__generic_copy_from_user);
+
+unsigned long __generic_copy_to_user(void __user *to, const void *from,
+ unsigned long n)
+{
+ unsigned long tmp, res;
+
+ asm volatile ("\n"
+ " tst.l %0\n"
+ " jeq 4f\n"
+ "1: move.l (%1)+,%3\n"
+ "2: "MOVES".l %3,(%2)+\n"
+ "3: subq.l #1,%0\n"
+ " jne 1b\n"
+ "4: btst #1,%5\n"
+ " jeq 6f\n"
+ " move.w (%1)+,%3\n"
+ "5: "MOVES".w %3,(%2)+\n"
+ "6: btst #0,%5\n"
+ " jeq 8f\n"
+ " move.b (%1)+,%3\n"
+ "7: "MOVES".b %3,(%2)+\n"
+ "8:\n"
+ " .section .fixup,\"ax\"\n"
+ " .even\n"
+ "20: lsl.l #2,%0\n"
+ "50: add.l %5,%0\n"
+ " jra 8b\n"
+ " .previous\n"
+ "\n"
+ " .section __ex_table,\"a\"\n"
+ " .align 4\n"
+ " .long 2b,20b\n"
+ " .long 3b,20b\n"
+ " .long 5b,50b\n"
+ " .long 6b,50b\n"
+ " .long 7b,50b\n"
+ " .long 8b,50b\n"
+ " .previous"
+ : "=d" (res), "+a" (from), "+a" (to), "=&d" (tmp)
+ : "0" (n / 4), "d" (n & 3));
+
+ return res;
+}
+EXPORT_SYMBOL(__generic_copy_to_user);
+
+/*
+ * Zero Userspace
+ */
+
+unsigned long __clear_user(void __user *to, unsigned long n)
+{
+ unsigned long res;
+
+ asm volatile ("\n"
+ " tst.l %0\n"
+ " jeq 3f\n"
+ "1: "MOVES".l %2,(%1)+\n"
+ "2: subq.l #1,%0\n"
+ " jne 1b\n"
+ "3: btst #1,%4\n"
+ " jeq 5f\n"
+ "4: "MOVES".w %2,(%1)+\n"
+ "5: btst #0,%4\n"
+ " jeq 7f\n"
+ "6: "MOVES".b %2,(%1)\n"
+ "7:\n"
+ " .section .fixup,\"ax\"\n"
+ " .even\n"
+ "10: lsl.l #2,%0\n"
+ "40: add.l %4,%0\n"
+ " jra 7b\n"
+ " .previous\n"
+ "\n"
+ " .section __ex_table,\"a\"\n"
+ " .align 4\n"
+ " .long 1b,10b\n"
+ " .long 2b,10b\n"
+ " .long 4b,40b\n"
+ " .long 5b,40b\n"
+ " .long 6b,40b\n"
+ " .long 7b,40b\n"
+ " .previous"
+ : "=d" (res), "+a" (to)
+ : "d" (0), "0" (n / 4), "d" (n & 3));
+
+ return res;
+}
+EXPORT_SYMBOL(__clear_user);
diff --git a/arch/m68k/lib/udivsi3.S b/arch/m68k/lib/udivsi3.S
new file mode 100644
index 00000000000..c424c4a1f0a
--- /dev/null
+++ b/arch/m68k/lib/udivsi3.S
@@ -0,0 +1,162 @@
+/* libgcc1 routines for 68000 w/o floating-point hardware.
+ Copyright (C) 1994, 1996, 1997, 1998 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
+
+In addition to the permissions in the GNU General Public License, the
+Free Software Foundation gives you unlimited permission to link the
+compiled version of this file with other programs, and to distribute
+those programs without any restriction coming from the use of this
+file. (The General Public License restrictions do apply in other
+respects; for example, they cover modification of the file, and
+distribution when not linked into another program.)
+
+This file is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; see the file COPYING. If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+/* As a special exception, if you link this library with files
+ compiled with GCC to produce an executable, this does not cause
+ the resulting executable to be covered by the GNU General Public License.
+ This exception does not however invalidate any other reasons why
+ the executable file might be covered by the GNU General Public License. */
+
+/* Use this one for any 680x0; assumes no floating point hardware.
+ The trailing " '" appearing on some lines is for ANSI preprocessors. Yuk.
+ Some of this code comes from MINIX, via the folks at ericsson.
+ D. V. Henkel-Wallace (gumby@cygnus.com) Fete Bastille, 1992
+*/
+
+/* These are predefined by new versions of GNU cpp. */
+
+#ifndef __USER_LABEL_PREFIX__
+#define __USER_LABEL_PREFIX__ _
+#endif
+
+#ifndef __REGISTER_PREFIX__
+#define __REGISTER_PREFIX__
+#endif
+
+#ifndef __IMMEDIATE_PREFIX__
+#define __IMMEDIATE_PREFIX__ #
+#endif
+
+/* ANSI concatenation macros. */
+
+#define CONCAT1(a, b) CONCAT2(a, b)
+#define CONCAT2(a, b) a ## b
+
+/* Use the right prefix for global labels. */
+
+#define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__, x)
+
+/* Use the right prefix for registers. */
+
+#define REG(x) CONCAT1 (__REGISTER_PREFIX__, x)
+
+/* Use the right prefix for immediate values. */
+
+#define IMM(x) CONCAT1 (__IMMEDIATE_PREFIX__, x)
+
+#define d0 REG (d0)
+#define d1 REG (d1)
+#define d2 REG (d2)
+#define d3 REG (d3)
+#define d4 REG (d4)
+#define d5 REG (d5)
+#define d6 REG (d6)
+#define d7 REG (d7)
+#define a0 REG (a0)
+#define a1 REG (a1)
+#define a2 REG (a2)
+#define a3 REG (a3)
+#define a4 REG (a4)
+#define a5 REG (a5)
+#define a6 REG (a6)
+#define fp REG (fp)
+#define sp REG (sp)
+
+ .text
+ .proc
+ .globl SYM (__udivsi3)
+SYM (__udivsi3):
+#if !(defined(__mcf5200__) || defined(__mcoldfire__))
+ movel d2, sp@-
+ movel sp@(12), d1 /* d1 = divisor */
+ movel sp@(8), d0 /* d0 = dividend */
+
+ cmpl IMM (0x10000), d1 /* divisor >= 2 ^ 16 ? */
+ jcc L3 /* then try next algorithm */
+ movel d0, d2
+ clrw d2
+ swap d2
+ divu d1, d2 /* high quotient in lower word */
+ movew d2, d0 /* save high quotient */
+ swap d0
+ movew sp@(10), d2 /* get low dividend + high rest */
+ divu d1, d2 /* low quotient */
+ movew d2, d0
+ jra L6
+
+L3: movel d1, d2 /* use d2 as divisor backup */
+L4: lsrl IMM (1), d1 /* shift divisor */
+ lsrl IMM (1), d0 /* shift dividend */
+ cmpl IMM (0x10000), d1 /* still divisor >= 2 ^ 16 ? */
+ jcc L4
+ divu d1, d0 /* now we have 16 bit divisor */
+ andl IMM (0xffff), d0 /* mask out divisor, ignore remainder */
+
+/* Multiply the 16 bit tentative quotient with the 32 bit divisor. Because of
+ the operand ranges, this might give a 33 bit product. If this product is
+ greater than the dividend, the tentative quotient was too large. */
+ movel d2, d1
+ mulu d0, d1 /* low part, 32 bits */
+ swap d2
+ mulu d0, d2 /* high part, at most 17 bits */
+ swap d2 /* align high part with low part */
+ tstw d2 /* high part 17 bits? */
+ jne L5 /* if 17 bits, quotient was too large */
+ addl d2, d1 /* add parts */
+ jcs L5 /* if sum is 33 bits, quotient was too large */
+ cmpl sp@(8), d1 /* compare the sum with the dividend */
+ jls L6 /* if sum > dividend, quotient was too large */
+L5: subql IMM (1), d0 /* adjust quotient */
+
+L6: movel sp@+, d2
+ rts
+
+#else /* __mcf5200__ || __mcoldfire__ */
+
+/* Coldfire implementation of non-restoring division algorithm from
+ Hennessy & Patterson, Appendix A. */
+ link a6,IMM (-12)
+ moveml d2-d4,sp@
+ movel a6@(8),d0
+ movel a6@(12),d1
+ clrl d2 | clear p
+ moveq IMM (31),d4
+L1: addl d0,d0 | shift reg pair (p,a) one bit left
+ addxl d2,d2
+ movl d2,d3 | subtract b from p, store in tmp.
+ subl d1,d3
+ jcs L2 | if no carry,
+ bset IMM (0),d0 | set the low order bit of a to 1,
+ movl d3,d2 | and store tmp in p.
+L2: subql IMM (1),d4
+ jcc L1
+ moveml sp@,d2-d4 | restore data registers
+ unlk a6 | and return
+ rts
+#endif /* __mcf5200__ || __mcoldfire__ */
+
diff --git a/arch/m68k/lib/umodsi3.S b/arch/m68k/lib/umodsi3.S
new file mode 100644
index 00000000000..5def5f62647
--- /dev/null
+++ b/arch/m68k/lib/umodsi3.S
@@ -0,0 +1,113 @@
+/* libgcc1 routines for 68000 w/o floating-point hardware.
+ Copyright (C) 1994, 1996, 1997, 1998 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify it
+under the terms of the GNU General Public License as published by the
+Free Software Foundation; either version 2, or (at your option) any
+later version.
+
+In addition to the permissions in the GNU General Public License, the
+Free Software Foundation gives you unlimited permission to link the
+compiled version of this file with other programs, and to distribute
+those programs without any restriction coming from the use of this
+file. (The General Public License restrictions do apply in other
+respects; for example, they cover modification of the file, and
+distribution when not linked into another program.)
+
+This file is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; see the file COPYING. If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+/* As a special exception, if you link this library with files
+ compiled with GCC to produce an executable, this does not cause
+ the resulting executable to be covered by the GNU General Public License.
+ This exception does not however invalidate any other reasons why
+ the executable file might be covered by the GNU General Public License. */
+
+/* Use this one for any 680x0; assumes no floating point hardware.
+ The trailing " '" appearing on some lines is for ANSI preprocessors. Yuk.
+ Some of this code comes from MINIX, via the folks at ericsson.
+ D. V. Henkel-Wallace (gumby@cygnus.com) Fete Bastille, 1992
+*/
+
+/* These are predefined by new versions of GNU cpp. */
+
+#ifndef __USER_LABEL_PREFIX__
+#define __USER_LABEL_PREFIX__ _
+#endif
+
+#ifndef __REGISTER_PREFIX__
+#define __REGISTER_PREFIX__
+#endif
+
+#ifndef __IMMEDIATE_PREFIX__
+#define __IMMEDIATE_PREFIX__ #
+#endif
+
+/* ANSI concatenation macros. */
+
+#define CONCAT1(a, b) CONCAT2(a, b)
+#define CONCAT2(a, b) a ## b
+
+/* Use the right prefix for global labels. */
+
+#define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__, x)
+
+/* Use the right prefix for registers. */
+
+#define REG(x) CONCAT1 (__REGISTER_PREFIX__, x)
+
+/* Use the right prefix for immediate values. */
+
+#define IMM(x) CONCAT1 (__IMMEDIATE_PREFIX__, x)
+
+#define d0 REG (d0)
+#define d1 REG (d1)
+#define d2 REG (d2)
+#define d3 REG (d3)
+#define d4 REG (d4)
+#define d5 REG (d5)
+#define d6 REG (d6)
+#define d7 REG (d7)
+#define a0 REG (a0)
+#define a1 REG (a1)
+#define a2 REG (a2)
+#define a3 REG (a3)
+#define a4 REG (a4)
+#define a5 REG (a5)
+#define a6 REG (a6)
+#define fp REG (fp)
+#define sp REG (sp)
+
+ .text
+ .proc
+ .globl SYM (__umodsi3)
+SYM (__umodsi3):
+ movel sp@(8), d1 /* d1 = divisor */
+ movel sp@(4), d0 /* d0 = dividend */
+ movel d1, sp@-
+ movel d0, sp@-
+ jbsr SYM (__udivsi3)
+ addql IMM (8), sp
+ movel sp@(8), d1 /* d1 = divisor */
+#if !(defined(__mcf5200__) || defined(__mcoldfire__))
+ movel d1, sp@-
+ movel d0, sp@-
+ jbsr SYM (__mulsi3) /* d0 = (a/b)*b */
+ addql IMM (8), sp
+#else
+ mulsl d1,d0
+#endif
+ movel sp@(4), d1 /* d1 = dividend */
+ subl d0, d1 /* d1 = a - (a/b)*b */
+ movel d1, d0
+ rts
+
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