* libgcc2.c: Delete sysV68 L_trampoline section.
* config/m68k/mot3300-crt0.S: Delete file.
* config/m68k/mot3300Mcrt0.S: Likewise.
From-SVN: r67965
+2003-06-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * libgcc2.c: Delete sysV68 L_trampoline section.
+ * config/m68k/mot3300-crt0.S: Delete file.
+ * config/m68k/mot3300Mcrt0.S: Likewise.
+
2003-06-15 Nathanael Nerode <neroden@gcc.gnu.org>
* config/aoutos.h: Remove.
+++ /dev/null
-/* 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 IDENT(s) ident s
-# 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 IDENT(s) .section .comment;.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
-
- GLOBAL_SYM (__stop_monitor)
-__stop_monitor:
- rts
- EVEN
-
- COMM splimit%,4
- COMM environ,4
-
- IDENT ("$Id: mot3300-crt0.S,v 1.1.1.2 1998/01/14 19:39:06 law Exp $")
- IDENT ("Contributed by Manfred Hollstein (manfred@lts.sel.alcatel.de)")
- IDENT ("Corrections by Philippe De Muyter (phdm@macqel.be)")
+++ /dev/null
-/* The start module mcrt0.s for the SysV68 Motorola 3300 Delta Series.
- Copyright (C) 1996, 1997 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 IDENT(s) ident s
-# 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 IDENT(s) .section .comment;.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 (__stop_monitor)
-__stop_monitor:
- clr.l -(%sp)
- jsr monitor
- add.w &4,%sp
- rts
-
-LOCAL_LABEL(errtxt):
- 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
-LOCAL_LABEL(errtxt_end):
-
- EVEN
-LOCAL_LABEL(3):
- pea LOCAL_LABEL(errtxt_end)-LOCAL_LABEL(errtxt)
- pea LOCAL_LABEL(errtxt)(%pc)
- pea 2
- jsr write
- bra.b _exit
-LOCAL_LABEL(endofstart):
-
- EVEN
-
- COMM splimit%,4
- COMM environ,4
- COMM _countbase,4
-
- IDENT ("$Id: mot3300Mcrt0.S,v 1.1.1.2 1998/01/14 19:39:08 law Exp $")
- IDENT ("Contributed by Manfred Hollstein (manfred@lts.sel.alcatel.de)")
- IDENT ("Corrections by Philippe De Muyter (phdm@macqel.be)")
#ifdef TRANSFER_FROM_TRAMPOLINE
TRANSFER_FROM_TRAMPOLINE
#endif
-
-#ifdef __sysV68__
-
-#include <sys/signal.h>
-#include <errno.h>
-
-/* Motorola forgot to put memctl.o in the libp version of libc881.a,
- so define it here, because we need it in __clear_insn_cache below */
-/* On older versions of this OS, no memctl or MCT_TEXT are defined;
- hence we enable this stuff only if MCT_TEXT is #define'd. */
-
-#ifdef MCT_TEXT
-asm("\n\
- global memctl\n\
-memctl:\n\
- movq &75,%d0\n\
- trap &0\n\
- bcc.b noerror\n\
- jmp cerror%\n\
-noerror:\n\
- movq &0,%d0\n\
- rts");
-#endif
-
-/* Clear instruction cache so we can call trampolines on stack.
- This is called from FINALIZE_TRAMPOLINE in mot3300.h. */
-
-void
-__clear_insn_cache (void)
-{
-#ifdef MCT_TEXT
- int save_errno;
-
- /* Preserve errno, because users would be surprised to have
- errno changing without explicitly calling any system-call. */
- save_errno = errno;
-
- /* Keep it simple : memctl (MCT_TEXT) always fully clears the insn cache.
- No need to use an address derived from _start or %sp, as 0 works also. */
- memctl(0, 4096, MCT_TEXT);
- errno = save_errno;
-#endif
-}
-
-#endif /* __sysV68__ */
#endif /* L_trampoline */
\f
#ifndef __CYGWIN__
projects / thirdparty / gcc.git / commitdiff
