lib/csu/hppa/dot_init.h

   1 /* $NetBSD: dot_init.h,v 1.6 2007/12/02 13:55:38 skrll Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2004 Nick Hudson
   5  * Copyright (c) 2001 Ross Harvey
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by the NetBSD
  19  *      Foundation, Inc. and its contributors.
  20  * 4. Neither the name of The NetBSD Foundation nor the names of its
  21  *    contributors may be used to endorse or promote products derived
  22  *    from this software without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  25  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  26  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  27  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  28  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  29  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  30  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  31  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  32  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  33  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  34  * POSSIBILITY OF SUCH DAMAGE.
  35  */
  36
  37 #include <sys/cdefs.h>                  /* RCS ID & Copyright macro defns */
  38
  39 #define MD_SECTION_PROLOGUE(sect, entry_pt)             \
  40                 __asm (                                 \
  41                 ".section "#sect",\"ax\",@progbits      \n"\
  42                 ".global "#entry_pt"                    \n"\
  43                 ".proc                                  \n"\
  44                 ".callinfo frame=64, calls, save_rp, save_sp, entry_gr=3\n"\
  45                 ".entry                                 \n"\
  46                 #entry_pt":                             \n"\
  47                 "       stw     %rp, -20(%sp)           \n"\
  48                 "       copy    %r3, %r1                \n"\
  49                 "       copy    %sp, %r3                \n"\
  50                 "       stw,ma  %r1, 64(%sp)            \n"\
  51                 "       /* fall thru */                 \n"\
  52                 ".exit                                  \n"\
  53                 ".procend                               \n"\
  54                 ".previous")
  55
  56 #define MD_SECTION_EPILOGUE(sect)                       \
  57                 __asm (                                 \
  58                 ".section "#sect",\"ax\",@progbits      \n"\
  59                 "       ldw     -20(%r3) ,%rp           \n"\
  60                 "       ldo     64(%r3), %sp            \n"\
  61                 "       ldw,mb  -64(%sp), %r3           \n"\
  62                 "       bv,n    %r0(%rp)                \n"\
  63                 ".previous")
  64
  65 #define MD_INIT_SECTION_PROLOGUE MD_SECTION_PROLOGUE(.init, _init)
  66 #define MD_FINI_SECTION_PROLOGUE MD_SECTION_PROLOGUE(.fini, _fini)
  67
  68 #define MD_INIT_SECTION_EPILOGUE MD_SECTION_EPILOGUE(.init)
  69 #define MD_FINI_SECTION_EPILOGUE MD_SECTION_EPILOGUE(.fini)