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#!/bin/sh
#
# Copyright (C) 2014-2015 Free Software Foundation, Inc.
# Contributed by ARM Ltd.
#
# This file is part of GCC.
#
# GCC 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 3, or (at your option)
# any later version.
#
# GCC 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 GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
# Generate aarch64-builtin-iterators.h, a file containing a series of
# BUILTIN_<ITERATOR> macros, which expand to VAR<N> Macros covering the
# same set of modes as the iterator in iterators.md
echo "/* -*- buffer-read-only: t -*- */"
echo "/* Generated automatically by geniterators.sh from iterators.md. */"
echo "#ifndef GCC_AARCH64_ITERATORS_H"
echo "#define GCC_AARCH64_ITERATORS_H"
# Strip newlines, create records marked ITERATOR, and strip junk (anything
# which does not have a matching brace because it contains characters we
# don't want to or can't handle (e.g P, PTR iterators change depending on
# Pmode and ptr_mode).
cat $1 | tr "\n" " " \
| sed 's/(define_mode_iterator \([A-Za-z0-9_]*\) \([]\[A-Z0-9 \t]*\)/\n#define BUILTIN_\1(T, N, MAP) \\ \2\n/g' \
| grep '#define [A-Z0-9_(), \\]* \[[A-Z0-9[:space:]]*]' \
| sed 's/\t//g' \
| sed 's/ \+/ /g' \
| sed 's/ \[\([A-Z0-9 ]*\)]/\n\L\1/' \
| awk ' BEGIN { FS = " " ; OFS = ", "} \
/#/ { print } \
! /#/ { $1 = $1 ; printf " VAR%d (T, N, MAP, %s)\n", NF, $0 }'
echo "#endif /* GCC_AARCH64_ITERATORS_H */"
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