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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [gdb/] [regformats/] [regdat.sh] - Blame information for rev 816

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Line No. Rev Author Line
1 24 jeremybenn
#!/bin/sh -u
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# Register protocol definitions for GDB, the GNU debugger.
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# Copyright 2001, 2002, 2007, 2008 Free Software Foundation, Inc.
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#
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# This file is part of GDB.
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#
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# This program 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 3 of the License, or
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# (at your option) any later version.
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#
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# This program 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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#
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# You should have received a copy of the GNU General Public License
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# along with this program.  If not, see <http://www.gnu.org/licenses/>.
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move_if_change ()
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{
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    file=$1
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    if test -r ${file} && cmp -s "${file}" new-"${file}"
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    then
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        echo "${file} unchanged." 1>&2
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    else
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        mv new-"${file}" "${file}"
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        echo "${file} updated." 1>&2
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    fi
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}
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# Format of the input files
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read="type entry"
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do_read ()
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{
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    type=""
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    entry=""
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    while read line
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    do
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        if test "${line}" = ""
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        then
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            continue
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        elif test "${line}" = "#" -a "${comment}" = ""
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        then
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            continue
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        elif expr "${line}" : "#" > /dev/null
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        then
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            comment="${comment}
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${line}"
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        else
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            # The semantics of IFS varies between different SH's.  Some
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            # treat ``::' as three fields while some treat it as just too.
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            # Work around this by eliminating ``::'' ....
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            line="`echo "${line}" | sed -e 's/::/: :/g' -e 's/::/: :/g'`"
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            OFS="${IFS}" ; IFS="[:]"
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            eval read ${read} <<EOF
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${line}
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EOF
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            IFS="${OFS}"
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            # .... and then going back through each field and strip out those
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            # that ended up with just that space character.
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            for r in ${read}
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            do
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                if eval test \"\${${r}}\" = \"\ \"
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                then
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                    eval ${r}=""
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                fi
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            done
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            break
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        fi
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    done
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    if [ -n "${type}" ]
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    then
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        true
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    else
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        false
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    fi
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}
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if test ! -r $1; then
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  echo "$0: Could not open $1." 1>&2
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  exit 1
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fi
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copyright ()
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{
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cat <<EOF
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/* *INDENT-OFF* */ /* THIS FILE IS GENERATED */
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/* A register protocol for GDB, the GNU debugger.
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   Copyright 2001, 2002 Free Software Foundation, Inc.
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   This file is part of GDB.
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   This program 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 of the License, or
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   (at your option) any later version.
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   This program 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 this program; if not, write to the Free Software
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   Foundation, Inc., 59 Temple Place - Suite 330,
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   Boston, MA 02111-1307, USA.  */
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/* This file was created with the aid of \`\`regdat.sh'' and \`\`$1''.  */
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EOF
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}
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exec > new-$2
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copyright $1
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echo '#include "regdef.h"'
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echo '#include "regcache.h"'
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echo
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offset=0
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i=0
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name=x
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expedite=x
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exec < $1
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while do_read
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do
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  if test "${type}" = "name"; then
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    name="${entry}"
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    echo "struct reg regs_${name}[] = {"
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    continue
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  elif test "${type}" = "expedite"; then
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    expedite="${entry}"
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    continue
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  elif test "${name}" = x; then
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    echo "$0: $1 does not specify \`\`name''." 1>&2
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    exit 1
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  else
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    echo "  { \"${entry}\", ${offset}, ${type} },"
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    offset=`expr ${offset} + ${type}`
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    i=`expr $i + 1`
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  fi
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done
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echo "};"
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echo
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echo "const char *expedite_regs_${name}[] = { \"`echo ${expedite} | sed 's/,/", "/g'`\", 0 };"
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echo
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cat <<EOF
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void
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init_registers ()
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{
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    set_register_cache (regs_${name},
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                        sizeof (regs_${name}) / sizeof (regs_${name}[0]));
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    gdbserver_expedite_regs = expedite_regs_${name};
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}
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EOF
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# close things off
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exec 1>&2
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move_if_change $2

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