From ad8445f4da7d66d29890560c441b6ec6ec6222dc Mon Sep 17 00:00:00 2001 From: Richard Kenner Date: Mon, 4 Mar 1996 18:44:17 -0500 Subject: [PATCH] Initial revision From-SVN: r11429 --- gcc/config/m68k/mot3300-crt0.S | 109 +++++++++++++++++++++++ gcc/config/m68k/mot3300Mcrt0.S | 155 +++++++++++++++++++++++++++++++++ gcc/config/m68k/t-mot3300 | 10 +++ gcc/config/m68k/t-mot3300-gald | 13 +++ gcc/config/m68k/t-mot3300-gas | 13 +++ gcc/config/m68k/t-mot3300-gld | 12 +++ gcc/config/m68k/x-mot3300-gas | 12 +++ 7 files changed, 324 insertions(+) create mode 100644 gcc/config/m68k/mot3300-crt0.S create mode 100644 gcc/config/m68k/mot3300Mcrt0.S create mode 100644 gcc/config/m68k/t-mot3300 create mode 100644 gcc/config/m68k/t-mot3300-gald create mode 100644 gcc/config/m68k/t-mot3300-gas create mode 100644 gcc/config/m68k/t-mot3300-gld create mode 100644 gcc/config/m68k/x-mot3300-gas diff --git a/gcc/config/m68k/mot3300-crt0.S b/gcc/config/m68k/mot3300-crt0.S new file mode 100644 index 00000000000..c86e56b719b --- /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 00000000000..52561e630d1 --- /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 00000000000..2fc11858d58 --- /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 00000000000..435afc49e65 --- /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 00000000000..525667452e2 --- /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 00000000000..8cc3ed6f250 --- /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 = $(srcdir)/config/m68k/mot3300Mcrt0.S +CRT0STUFF_T_CFLAGS = -DMOTOROLA -DSGS_CMP_ORDER diff --git a/gcc/config/m68k/x-mot3300-gas b/gcc/config/m68k/x-mot3300-gas new file mode 100644 index 00000000000..cf2797773df --- /dev/null +++ b/gcc/config/m68k/x-mot3300-gas @@ -0,0 +1,12 @@ +ALLOCA=alloca.o + +# This disables the long/short jump optimization. +# I use sysV68 R3V7.1 RM04 (phdm@info.ucl.ac.be) +# Since ss-950318, with jump optimization enabled, "as" issues a warning +# when assembling combine.s : +# aline nnnnn : Warning: Table overflow: some optimizations lost (SDIs) +# but later "ld" complains with +# ld: relocation entry found for non-relocatable symbol in combine.o +# and the produced "cc1" fails with SIGSEGV +# Another possible fix would be to split combine.c. +XCFLAGS=`if [ x$@ = xcombine.o -a "${CC}" = "${OLDCC}" ]; then echo -Wa,-j; fi` -- 2.30.2