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#!/bin/sh
# Generate mips-tables.opt from the list of CPUs in mips-cpus.def.
# Copyright (C) 2011-2014 Free Software Foundation, Inc.
#
# 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/>.
cat <<EOF
; -*- buffer-read-only: t -*-
; Generated automatically by genopt.sh from mips-cpus.def.
; Copyright (C) 2011-2014 Free Software Foundation, Inc.
;
; 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/>.
Enum
Name(mips_arch_opt_value) Type(int)
Known MIPS CPUs (for use with the -march= and -mtune= options):
Enum
Name(mips_mips_opt_value) Type(int)
Known MIPS ISA levels (for use with the -mips option):
EnumValue
Enum(mips_arch_opt_value) String(from-abi) Value(MIPS_ARCH_OPTION_FROM_ABI)
EnumValue
Enum(mips_arch_opt_value) String(native) Value(MIPS_ARCH_OPTION_NATIVE) DriverOnly
EOF
awk -F'[(, ]+' '
BEGIN {
value = 0
}
# Write an entry for a single string accepted as a -march= argument.
function write_one_arch_value(name, value, flags)
{
print "EnumValue"
print "Enum(mips_arch_opt_value) String(" name ") Value(" value ")" flags
print ""
if (name ~ "^mips") {
sub("^mips", "", name)
print "EnumValue"
print "Enum(mips_mips_opt_value) String(" name ") Value(" value ")"
print ""
}
}
# The logic for matching CPU name variants should be the same as in GAS.
# Write an entry for a single string accepted as a -march= argument,
# plus any variant with a final "000" replaced by "k".
function write_arch_value_maybe_k(name, value, flags)
{
write_one_arch_value(name, value, flags)
if (name ~ "000$") {
sub("000$", "k", name)
write_one_arch_value(name, value, "")
}
}
# Write all the entries for a -march= argument. In addition to
# replacement of a final "000" with "k", an argument starting with
# "vr", "rm" or "r" followed by a number, or just a plain number,
# matches a plain number or "r" followed by a plain number.
function write_all_arch_values(name, value)
{
write_arch_value_maybe_k(name, value, " Canonical")
cname = name
if (cname ~ "^vr") {
sub("^vr", "", cname)
} else if (cname ~ "^rm") {
sub("^rm", "", cname)
} else if (cname ~ "^r") {
sub("^r", "", cname)
}
if (cname ~ "^[0-9]") {
if (cname != name)
write_arch_value_maybe_k(cname, value, "")
rname = "r" cname
if (rname != name)
write_arch_value_maybe_k(rname, value, "")
}
}
/^MIPS_CPU/ {
name = $2
gsub("\"", "", name)
write_all_arch_values(name, value)
value++
}' $1/mips-cpus.def
|
