Initial revision

From-SVN: r11429

7 files changed, 324 insertions, 0 deletions

diff --git a/gcc/config/m68k/mot3300-crt0.S b/gcc/config/m68k/mot3300-crt0.S
new file mode 100644
index 0000000..c86e56b
--- /dev/null
+++ b/gcc/config/m68k/mot3300-crt0.S
@@ -0,0 +1,109 @@
+/* The start module crt0.s for the SysV68 Motorola 3300 Delta Series.
+   Copyright (C) 1996 Free Software Foundation, Inc.
+   Contributed by Manfred Hollstein (manfred@lts.sel.alcatel.de).
+
+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.
+
+GNU CC 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 GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#ifdef MOTOROLA
+# define COMM		comm
+# define DATA		data
+# define EVEN		even
+# define FILE(n)	file	n
+# define GLOBAL_SYM(s)	global	s
+# define LOCAL_LABEL(l)	L%##l
+# define SECTION(n)	section	n
+# define TEXT		text
+#else /* Assume we are using GNU as.  */
+# define COMM		.comm
+# define DATA		.data
+# define EVEN		.even
+# define FILE(name)	.file	name
+# define GLOBAL_SYM(s)	.globl	s
+# define LOCAL_LABEL(l)	.L.##l
+# define SECTION(n)	.section	n
+# define STRING(s)	.asciz	s
+# define TEXT		.text
+#endif
+
+	FILE ("crt0.s")
+	TEXT
+	GLOBAL_SYM (_start)
+_start:	mov.l	%d0,splimit%
+	subq.w	&8,%sp
+	mov.l	8(%sp),(%sp)
+	lea	12(%sp),%a0
+	mov.l	%a0,4(%sp)
+	mov.l	%a0,%a1
+LOCAL_LABEL(0):
+	tst.l	(%a0)+
+	bne.b	LOCAL_LABEL(0)
+#ifdef SGS_CMP_ORDER
+	cmpa.l	%a0,(%a1)
+#else
+	cmpa.l	(%a1),%a0
+#endif
+	blt.b	LOCAL_LABEL(1)
+	subq.w	&4,%a0
+LOCAL_LABEL(1):
+	mov.l	%a0,8(%sp)
+	mov.l	%a0,environ
+	jsr	initfpu
+	
+	subq.w	&8,%sp
+	clr.l	%d0		/* if (! isatty (fileno (stderr))) */
+	mov.b	_iob+27,%d0
+	mov.l	%d0,-(%sp)
+	jsr	isatty
+	addq.w	&4,%sp
+	tst.l	%d0
+	bne.b	LOCAL_LABEL(isatty)
+	clr.l	-(%sp)		/*	setbuf (stderr, NULL) */
+	pea	_iob+28
+	jsr	setbuf
+	addq.w	&8,%sp
+LOCAL_LABEL(isatty):
+	addq.w	&8,%sp
+
+	jsr	main
+	mov.l	%d0,(%sp)
+	jsr	exit
+	moveq.l	&1,%d0
+	trap	&0
+	nop
+
+	EVEN
+
+	COMM	splimit%,4
+	COMM	environ,4
+
+	COMM	mcount,4
+	COMM	mcount%,4
+	COMM	monitor,4
+
+#ifdef STRING
+	SECTION (.comment)
+	STRING ("$Id: crt0.S,v 1.6 1995/12/07 17:17:47 manfred Exp $\n")
+	STRING ("Contributed by manfred@lts.sel.alcatel.de (Manfred Hollstein, Germany)\n")
+#else
+	byte	'C,'o,'n,'t,'r,'i,'b,'u,'t,'e,'d,' ,'b,'y
+	byte	' ,'m,'a,'n,'f,'r,'e,'d,'@,'l,'t,'s,'.,'s
+	byte	'e,'l,'.,'a,'l,'c,'a,'t,'e,'l,'.,'d,'e,' 
+	byte	'(,'M,'a,'n,'f,'r,'e,'d,' ,'H,'o,'l,'l,'s
+	byte	't,'e,'i,'n,',,' ,'G,'e,'r,'m,'a,'n,'y,')
+	byte	10,0
+#endif
diff --git a/gcc/config/m68k/mot3300Mcrt0.S b/gcc/config/m68k/mot3300Mcrt0.S
new file mode 100644
index 0000000..52561e6
--- /dev/null
+++ b/gcc/config/m68k/mot3300Mcrt0.S
@@ -0,0 +1,155 @@
+/* The start module mcrt0.s for the SysV68 Motorola 3300 Delta Series.
+   Copyright (C) 1996 Free Software Foundation, Inc.
+   Contributed by Manfred Hollstein (manfred@lts.sel.alcatel.de).
+
+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.
+
+GNU CC 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 GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#ifdef MOTOROLA
+# define COMM		comm
+# define DATA		data
+# define EVEN		even
+# define FILE(n)	file	n
+# define GLOBAL_SYM(s)	global	s
+# define LOCAL_LABEL(l)	L%##l
+# define SECTION(n)	section	n
+# define TEXT		text
+#else /* Assume we are using GNU as.  */
+# define COMM		.comm
+# define DATA		.data
+# define EVEN		.even
+# define FILE(name)	.file	name
+# define GLOBAL_SYM(s)	.globl	s
+# define LOCAL_LABEL(l)	.L.##l
+# define SECTION(n)	.section	n
+# define STRING(s)	.asciz	s
+# define TEXT		.text
+#endif
+
+	FILE ("mcrt0.s")
+	TEXT
+	GLOBAL_SYM (_start)
+_start:	mov.l	%d0,splimit%
+	subq.w	&8,%sp
+	mov.l	8(%sp),(%sp)
+	lea	12(%sp),%a0
+	mov.l	%a0,___Argv
+	mov.l	%a0,4(%sp)
+	mov.l	%a0,%a1
+LOCAL_LABEL(0):
+	tst.l	(%a0)+
+	bne.b	LOCAL_LABEL(0)
+#ifdef SGS_CMP_ORDER
+	cmpa.l	%a0,(%a1)
+#else
+	cmpa.l	(%a1),%a0
+#endif
+	blt.b	LOCAL_LABEL(1)
+	subq.w	&4,%a0
+LOCAL_LABEL(1):
+	mov.l	%a0,8(%sp)
+	mov.l	%a0,environ
+	jsr	initfpu
+	
+	sub	&8,%sp
+	clr.l	%d0		/* if (! isatty (fileno (stderr))) */
+	mov.b	_iob+27,%d0
+	mov.l	%d0,-(%sp)
+	jsr	isatty
+	addq.w	&4,%sp
+	tst.l	%d0
+	bne.b	LOCAL_LABEL(isatty)
+	clr.l	-(%sp)		/*	setbuf (stderr, NULL) */
+	pea	_iob+28
+	jsr	setbuf
+	addq.w	&8,%sp
+LOCAL_LABEL(isatty):
+	addq.w	&8,%sp
+
+	mov.l	&600,-(%sp)
+	mov.l	&etext,%d1
+	subi.l	&LOCAL_LABEL(endofstart),%d1
+	addq.l	&1,%d1
+	bclr	&0,%d1
+	addi.l	&4812,%d1
+	asr.l	&1,%d1
+	mov.l	%d1,-(%sp)
+	add.l	%d1,%d1
+	mov.l	%d1,-(%sp)
+	jsr	sbrk
+	addq.w	&4,%sp
+#ifdef SGS_CMP_ORDER
+	cmpa.l	%a0,&-1
+#else
+	cmpa.l	&-1,%a0
+#endif
+	beq.b	LOCAL_LABEL(3)
+	mov.l	%a0,-(%sp)
+	add.l	&12,%a0
+	mov.l	%a0,_countbase
+	mov.l	&etext,-(%sp)
+	mov.l	&LOCAL_LABEL(endofstart),-(%sp)
+	jsr	monitor
+	lea	20(%sp),%sp
+	jsr	main
+	mov.l	%d0,(%sp)
+	jsr	exit
+_exit:	moveq	&1,%d0
+	trap	&0
+	
+	GLOBAL_SYM (mcount)
+
+	EVEN
+mcount:	bra	mcount%
+
+LOCAL_LABEL(errtxt):
+#ifdef STRING
+	STRING ("No space for monitor buffer\n")
+#else
+	byte	'N,'o,' ,'s,'p,'a,'c,'e,' ,'f,'o,'r,' ,'m,'o,'n
+	byte	'i,'t,'o,'r,' ,'b,'u,'f,'f,'e,'r,'\n,0
+#endif
+
+	EVEN
+LOCAL_LABEL(3):
+	mov.l	&28,-(%sp)
+	mov.l	&LOCAL_LABEL(errtxt),-(%sp)
+	moveq	&2,%d0
+	mov.l	%d0,-(%sp)
+	jsr	write
+	bra.b	_exit
+LOCAL_LABEL(endofstart):
+	nop
+	
+	EVEN
+
+	COMM	splimit%,4
+	COMM	environ,4
+	COMM	_countbase,4
+
+#ifdef STRING
+	SECTION (.comment)
+	STRING ("$Id: mcrt0.S,v 1.5 1995/12/07 17:23:39 manfred Exp $\n")
+	STRING ("Contributed by manfred@lts.sel.alcatel.de (Manfred Hollstein, Germany)\n")
+#else
+	byte	'C,'o,'n,'t,'r,'i,'b,'u,'t,'e,'d,' ,'b,'y
+	byte	' ,'m,'a,'n,'f,'r,'e,'d,'@,'l,'t,'s,'.,'s
+	byte	'e,'l,'.,'a,'l,'c,'a,'t,'e,'l,'.,'d,'e,' 
+	byte	'(,'M,'a,'n,'f,'r,'e,'d,' ,'H,'o,'l,'l,'s
+	byte	't,'e,'i,'n,',,' ,'G,'e,'r,'m,'a,'n,'y,')
+	byte	10,0
+#endif
diff --git a/gcc/config/m68k/t-mot3300 b/gcc/config/m68k/t-mot3300
new file mode 100644
index 0000000..2fc1185
--- /dev/null
+++ b/gcc/config/m68k/t-mot3300
@@ -0,0 +1,10 @@
+MULTILIB_OPTIONS=m68000/m68020 msoft-float
+MULTILIB_DIRNAMES=
+MULTILIB_MATCHES=m68000=mc68000 m68000=m68302 m68000=m68332 m68020=mc68020 m68020=m68040
+
+LIBGCC = stmp-multilib
+INSTALL_LIBGCC = install-multilib
+
+CRT0_S = $(srcdir)/config/m68k/mot3300-crt0.S
+MCRT0_S = $(srcdir)/config/m68k/mot3300Mcrt0.S
+CRT0STUFF_T_CFLAGS = -DMOTOROLA -DSGS_CMP_ORDER
diff --git a/gcc/config/m68k/t-mot3300-gald b/gcc/config/m68k/t-mot3300-gald
new file mode 100644
index 0000000..435afc4
--- /dev/null
+++ b/gcc/config/m68k/t-mot3300-gald
@@ -0,0 +1,13 @@
+T_CPPFLAGS = -DUSE_GAS -DUSE_GLD
+TARGET_LIBGCC2_CFLAGS = -DUSE_GAS
+
+MULTILIB_OPTIONS=m68000/m68020 msoft-float
+MULTILIB_DIRNAMES=
+MULTILIB_MATCHES=m68000=mc68000 m68000=m68302 m68000=m68332 m68020=mc68020 m68020=m68040
+
+LIBGCC = stmp-multilib
+INSTALL_LIBGCC = install-multilib
+
+CRT0_S = $(srcdir)/config/m68k/mot3300-crt0.S
+MCRT0_S = $(srcdir)/config/m68k/mot3300Mcrt0.S
+CRT0STUFF_T_CFLAGS =
diff --git a/gcc/config/m68k/t-mot3300-gas b/gcc/config/m68k/t-mot3300-gas
new file mode 100644
index 0000000..5256674
--- /dev/null
+++ b/gcc/config/m68k/t-mot3300-gas
@@ -0,0 +1,13 @@
+T_CPPFLAGS = -DUSE_GAS
+TARGET_LIBGCC2_CFLAGS = -DUSE_GAS
+
+MULTILIB_OPTIONS=m68000/m68020 msoft-float
+MULTILIB_DIRNAMES=
+MULTILIB_MATCHES=m68000=mc68000 m68000=m68302 m68000=m68332 m68020=mc68020 m68020=m68040
+
+LIBGCC = stmp-multilib
+INSTALL_LIBGCC = install-multilib
+
+CRT0_S = $(srcdir)/config/m68k/mot3300-crt0.S
+MCRT0_S = $(srcdir)/config/m68k/mot3300Mcrt0.S
+CRT0STUFF_T_CFLAGS =
diff --git a/gcc/config/m68k/t-mot3300-gld b/gcc/config/m68k/t-mot3300-gld
new file mode 100644
index 0000000..8cc3ed6
--- /dev/null
+++ b/gcc/config/m68k/t-mot3300-gld
@@ -0,0 +1,12 @@
+T_CPPFLAGS = -DUSE_GLD
+
+MULTILIB_OPTIONS=m68000/m68020 msoft-float
+MULTILIB_DIRNAMES=
+MULTILIB_MATCHES=m68000=mc68000 m68000=m68302 m68000=m68332 m68020=mc68020 m68020=m68040
+
+LIBGCC = stmp-multilib
+INSTALL_LIBGCC = install-multilib
+
+CRT0_S = $(srcdir)/config/m68k/mot3300-crt0.S
+MCRT0_S = $(srcdir)/config/m68k/mot3300Mcrt0.S
+CRT0STUFF_T_CFLAGS = -DMOTOROLA -DSGS_CMP_ORDER
diff --git a/gcc/config/m68k/x-mot3300-gas b/gcc/config/m68k/x-mot3300-gas
new file mode 100644
index 0000000..cf27977
--- /dev/null
+++ b/gcc/config/m68k/x-mot3300-gas
@@ -0,0 +1,12 @@
+ALLOCA=alloca.o
+
+# This disables the long/short jump optimization.
+# I use sysV68 R3V7.1 RM04 (phdm@info.ucl.ac.be)
+# Since ss-950318, with jump optimization enabled, "as" issues a warning
+# when assembling combine.s :
+#   aline nnnnn : Warning: Table overflow: some optimizations lost (SDIs)
+# but later "ld" complains with
+#   ld: relocation entry found for non-relocatable symbol in combine.o
+# and the produced "cc1" fails with SIGSEGV
+# Another possible fix would be to split combine.c.
+XCFLAGS=`if [ x$@ = xcombine.o -a "${CC}" = "${OLDCC}" ]; then echo -Wa,-j; fi`