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Elvira Khabirova09294222015-08-04 01:47:02 +03001#!/bin/sh -e
Dmitry V. Levin38a34c92015-12-17 17:56:48 +00002#
3# Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com>
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10# notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12# notice, this list of conditions and the following disclaimer in the
13# documentation and/or other materials provided with the distribution.
14# 3. The name of the author may not be used to endorse or promote products
15# derived from this software without specific prior written permission.
16#
17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Elvira Khabirova09294222015-08-04 01:47:02 +030027
28export LC_ALL=C
29
30MPERS_AWK="${0%/*}/mpers.awk"
31ARCH_FLAG=$1
32PARSER_FILE=$2
33
34CC="${CC-gcc}"
Dmitry V. Levin4b08afd2015-12-16 01:26:27 +000035CFLAGS="$CFLAGS -gdwarf-2 -c"
Elvira Khabirova09294222015-08-04 01:47:02 +030036CPP="${CPP-$CC -E}"
37CPPFLAGS="$CPPFLAGS -MM -MG"
38
39VAR_NAME='mpers_target_var'
40BITS_DIR="mpers${ARCH_FLAG}"
41
42mkdir -p ${BITS_DIR}
43set -- $(sed -n \
44 's/^#[[:space:]]*include[[:space:]]\+DEF_MPERS_TYPE(\([^)[:space:]]*\))$/\1/p' \
45 "${PARSER_FILE}")
46for m_type; do
47 f_h="${BITS_DIR}/${m_type}.h"
48 f_c="${BITS_DIR}/${m_type}.c"
49 f_i="${BITS_DIR}/${m_type}.i"
50 f_o="${BITS_DIR}/${m_type}.o"
51 f_d1="${BITS_DIR}/${m_type}.d1"
52 f_d2="${BITS_DIR}/${m_type}.d2"
53 sed -e '
54 /DEF_MPERS_TYPE('"${m_type}"')$/n
55 /DEF_MPERS_TYPE/d
56 /^[[:space:]]*#[[:space:]]*include[[:space:]]\+\"xlat\//d
57 /^#[[:space:]]*include[[:space:]]\+MPERS_DEFS$/ {s//'"${m_type} ${VAR_NAME}"';/;q}
58 ' "${PARSER_FILE}" > "${f_c}"
59 $CPP $CPPFLAGS "${f_c}" > "${f_i}"
60 grep -F -q "${m_type}.h" "${f_i}" ||
61 continue
62 sed -i -e '/DEF_MPERS_TYPE/d' "${f_c}"
63 $CC $CFLAGS $ARCH_FLAG "${f_c}" -o "${f_o}"
64 readelf --debug-dump=info "${f_o}" > "${f_d1}"
65 sed -n '
66 /^[[:space:]]*<1>/,/^[[:space:]]*<1><[^>]\+>: Abbrev Number: 0/!d
67 /^[[:space:]]*<[^>]\+><[^>]\+>: Abbrev Number: 0/d
68 s/^[[:space:]]*<[[:xdigit:]]\+>[[:space:]]\+//
69 s/^[[:space:]]*\(\(<[[:xdigit:]]\+>\)\{2\}\):[[:space:]]\+/\1\n/
70 s/[[:space:]]\+$//
71 p' "${f_d1}" > "${f_d2}"
72 gawk -v VAR_NAME="$VAR_NAME" -v ARCH_FLAG="${ARCH_FLAG#-}" \
73 -f "$MPERS_AWK" "${f_d2}" > "${f_h}"
74done