libgcc2.c: Delete sysV68 L_trampoline section.
* libgcc2.c: Delete sysV68 L_trampoline section. * config/m68k/mot3300-crt0.S: Delete file. * config/m68k/mot3300Mcrt0.S: Likewise. From-SVN: r67965
This commit is contained in:
Kaveh R. Ghazi
Kaveh Ghazi
parent
ad9b8af6f9
commit
e87b9d8b7a
@ -1,3 +1,9 @@
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2003-06-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
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* libgcc2.c: Delete sysV68 L_trampoline section.
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* config/m68k/mot3300-crt0.S: Delete file.
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* config/m68k/mot3300Mcrt0.S: Likewise.
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2003-06-15 Nathanael Nerode <neroden@gcc.gnu.org>
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* config/aoutos.h: Remove.
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@ -1,98 +0,0 @@
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/* The start module crt0.s for the SysV68 Motorola 3300 Delta Series.
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Copyright (C) 1996 Free Software Foundation, Inc.
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Contributed by Manfred Hollstein (manfred@lts.sel.alcatel.de).
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifdef MOTOROLA
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# define COMM comm
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# define DATA data
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# define EVEN even
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# define FILE(n) file n
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# define GLOBAL_SYM(s) global s
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# define LOCAL_LABEL(l) L%##l
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# define IDENT(s) ident s
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# define TEXT text
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#else /* Assume we are using GNU as. */
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# define COMM .comm
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# define DATA .data
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# define EVEN .even
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# define FILE(name) .file name
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# define GLOBAL_SYM(s) .globl s
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# define LOCAL_LABEL(l) .L.##l
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# define IDENT(s) .section .comment;.asciz s
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# define TEXT .text
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#endif
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FILE ("crt0.s")
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TEXT
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GLOBAL_SYM (_start)
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_start: mov.l %d0,splimit%
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subq.w &8,%sp
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mov.l 8(%sp),(%sp)
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lea 12(%sp),%a0
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mov.l %a0,4(%sp)
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mov.l %a0,%a1
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LOCAL_LABEL(0):
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tst.l (%a0)+
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bne.b LOCAL_LABEL(0)
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#ifdef SGS_CMP_ORDER
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cmpa.l %a0,(%a1)
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#else
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cmpa.l (%a1),%a0
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#endif
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blt.b LOCAL_LABEL(1)
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subq.w &4,%a0
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LOCAL_LABEL(1):
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mov.l %a0,8(%sp)
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mov.l %a0,environ
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jsr initfpu
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subq.w &8,%sp
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clr.l %d0 /* if (! isatty (fileno (stderr))) */
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mov.b _iob+27,%d0
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mov.l %d0,-(%sp)
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jsr isatty
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addq.w &4,%sp
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tst.l %d0
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bne.b LOCAL_LABEL(isatty)
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clr.l -(%sp) /* setbuf (stderr, NULL) */
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pea _iob+28
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jsr setbuf
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addq.w &8,%sp
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LOCAL_LABEL(isatty):
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addq.w &8,%sp
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jsr main
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mov.l %d0,(%sp)
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jsr exit
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moveq.l &1,%d0
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trap &0
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nop
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GLOBAL_SYM (__stop_monitor)
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__stop_monitor:
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rts
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EVEN
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COMM splimit%,4
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COMM environ,4
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IDENT ("$Id: mot3300-crt0.S,v 1.1.1.2 1998/01/14 19:39:06 law Exp $")
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IDENT ("Contributed by Manfred Hollstein (manfred@lts.sel.alcatel.de)")
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IDENT ("Corrections by Philippe De Muyter (phdm@macqel.be)")
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@ -1,142 +0,0 @@
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/* The start module mcrt0.s for the SysV68 Motorola 3300 Delta Series.
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Copyright (C) 1996, 1997 Free Software Foundation, Inc.
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Contributed by Manfred Hollstein (manfred@lts.sel.alcatel.de).
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifdef MOTOROLA
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# define COMM comm
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# define DATA data
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# define EVEN even
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# define FILE(n) file n
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# define GLOBAL_SYM(s) global s
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# define LOCAL_LABEL(l) L%##l
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# define IDENT(s) ident s
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# define TEXT text
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#else /* Assume we are using GNU as. */
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# define COMM .comm
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# define DATA .data
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# define EVEN .even
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# define FILE(name) .file name
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# define GLOBAL_SYM(s) .globl s
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# define LOCAL_LABEL(l) .L.##l
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# define IDENT(s) .section .comment;.asciz s
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# define TEXT .text
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#endif
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FILE ("mcrt0.s")
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TEXT
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GLOBAL_SYM (_start)
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_start: mov.l %d0,splimit%
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subq.w &8,%sp
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mov.l 8(%sp),(%sp)
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lea 12(%sp),%a0
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mov.l %a0,___Argv
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mov.l %a0,4(%sp)
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mov.l %a0,%a1
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LOCAL_LABEL(0):
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tst.l (%a0)+
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bne.b LOCAL_LABEL(0)
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#ifdef SGS_CMP_ORDER
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cmpa.l %a0,(%a1)
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#else
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cmpa.l (%a1),%a0
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#endif
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blt.b LOCAL_LABEL(1)
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subq.w &4,%a0
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LOCAL_LABEL(1):
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mov.l %a0,8(%sp)
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mov.l %a0,environ
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jsr initfpu
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sub &8,%sp
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clr.l %d0 /* if (! isatty (fileno (stderr))) */
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mov.b _iob+27,%d0
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mov.l %d0,-(%sp)
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jsr isatty
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addq.w &4,%sp
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tst.l %d0
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bne.b LOCAL_LABEL(isatty)
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clr.l -(%sp) /* setbuf (stderr, NULL) */
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pea _iob+28
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jsr setbuf
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addq.w &8,%sp
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LOCAL_LABEL(isatty):
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addq.w &8,%sp
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mov.l &600,-(%sp)
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mov.l &etext,%d1
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subi.l &LOCAL_LABEL(endofstart),%d1
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addq.l &1,%d1
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bclr &0,%d1
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addi.l &4812,%d1
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asr.l &1,%d1
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mov.l %d1,-(%sp)
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add.l %d1,%d1
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mov.l %d1,-(%sp)
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jsr sbrk
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addq.w &4,%sp
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#ifdef SGS_CMP_ORDER
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cmpa.l %a0,&-1
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#else
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cmpa.l &-1,%a0
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#endif
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beq.b LOCAL_LABEL(3)
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mov.l %a0,-(%sp)
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add.l &12,%a0
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mov.l %a0,_countbase
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mov.l &etext,-(%sp)
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mov.l &LOCAL_LABEL(endofstart),-(%sp)
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jsr monitor
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lea 20(%sp),%sp
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jsr main
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mov.l %d0,(%sp)
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jsr exit
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_exit: moveq &1,%d0
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trap &0
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GLOBAL_SYM (__stop_monitor)
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__stop_monitor:
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clr.l -(%sp)
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jsr monitor
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add.w &4,%sp
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rts
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LOCAL_LABEL(errtxt):
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byte 'N,'o,' ,'s,'p,'a,'c,'e,' ,'f,'o,'r,' ,'m,'o,'n
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byte 'i,'t,'o,'r,' ,'b,'u,'f,'f,'e,'r,'\n
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LOCAL_LABEL(errtxt_end):
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EVEN
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LOCAL_LABEL(3):
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pea LOCAL_LABEL(errtxt_end)-LOCAL_LABEL(errtxt)
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pea LOCAL_LABEL(errtxt)(%pc)
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pea 2
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jsr write
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bra.b _exit
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LOCAL_LABEL(endofstart):
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EVEN
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COMM splimit%,4
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COMM environ,4
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COMM _countbase,4
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IDENT ("$Id: mot3300Mcrt0.S,v 1.1.1.2 1998/01/14 19:39:08 law Exp $")
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IDENT ("Contributed by Manfred Hollstein (manfred@lts.sel.alcatel.de)")
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IDENT ("Corrections by Philippe De Muyter (phdm@macqel.be)")
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@ -1496,51 +1496,6 @@ mprotect (char *addr, int len, int prot)
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#ifdef TRANSFER_FROM_TRAMPOLINE
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TRANSFER_FROM_TRAMPOLINE
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#endif
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#ifdef __sysV68__
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#include <sys/signal.h>
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#include <errno.h>
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/* Motorola forgot to put memctl.o in the libp version of libc881.a,
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so define it here, because we need it in __clear_insn_cache below */
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/* On older versions of this OS, no memctl or MCT_TEXT are defined;
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hence we enable this stuff only if MCT_TEXT is #define'd. */
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#ifdef MCT_TEXT
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asm("\n\
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global memctl\n\
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memctl:\n\
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movq &75,%d0\n\
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trap &0\n\
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bcc.b noerror\n\
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jmp cerror%\n\
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noerror:\n\
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movq &0,%d0\n\
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rts");
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#endif
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/* Clear instruction cache so we can call trampolines on stack.
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This is called from FINALIZE_TRAMPOLINE in mot3300.h. */
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void
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__clear_insn_cache (void)
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{
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#ifdef MCT_TEXT
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int save_errno;
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/* Preserve errno, because users would be surprised to have
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errno changing without explicitly calling any system-call. */
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save_errno = errno;
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/* Keep it simple : memctl (MCT_TEXT) always fully clears the insn cache.
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No need to use an address derived from _start or %sp, as 0 works also. */
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memctl(0, 4096, MCT_TEXT);
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errno = save_errno;
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#endif
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}
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#endif /* __sysV68__ */
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#endif /* L_trampoline */
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#ifndef __CYGWIN__
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