83 lines
2.5 KiB
Perl
83 lines
2.5 KiB
Perl
#! /usr/bin/perl -w
|
|
|
|
# Copyright 2001, 2003 Free Software Foundation, Inc.
|
|
#
|
|
# This file is part of the GNU MP Library.
|
|
#
|
|
# The GNU MP Library is free software; you can redistribute it and/or modify
|
|
# it under the terms of the GNU Lesser General Public License as published by
|
|
# the Free Software Foundation; either version 2.1 of the License, or (at your
|
|
# option) any later version.
|
|
#
|
|
# The GNU MP Library 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 Lesser General Public
|
|
# License for more details.
|
|
#
|
|
# You should have received a copy of the GNU Lesser General Public License
|
|
# along with the GNU MP Library; see the file COPYING.LIB. If not, write to
|
|
# the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
# MA 02110-1301, USA.
|
|
|
|
|
|
# Usage: perl t-m68k-defs.pl [-t]
|
|
#
|
|
# Run this in the mpn/m68k source directory to check that m68k-defs.m4 has
|
|
# m68k_defbranch()s or m68k_definsn()s for each instruction used in *.asm
|
|
# and */*.asm. Print nothing if everything is ok. The -t option prints
|
|
# some diagnostic traces.
|
|
|
|
use strict;
|
|
use Getopt::Std;
|
|
|
|
my %opt;
|
|
getopts('t', \%opt);
|
|
|
|
my %branch;
|
|
my %insn;
|
|
|
|
open(FD, "<m68k-defs.m4")
|
|
or die "Cannot open m68k-defs.m4: $!\nIs this the mpn/m68k source directory?\n";
|
|
my ($srcdir, $top_srcdir);
|
|
while (<FD>) {
|
|
if (/^m68k_defbranch\(\s*(.*)\)/) { $branch{"b".$1} = 1; }
|
|
if (/^m68k_definsn\(\s*(.*),\s*(.*)\)/) { $insn{$1.$2} = 1; }
|
|
}
|
|
close(FD);
|
|
|
|
print "branches: ", join(" ",keys(%branch)), "\n" if $opt{'t'};
|
|
print "insns: ", join(" ",keys(%insn)), "\n" if $opt{'t'};
|
|
|
|
|
|
foreach my $file (glob("*.asm"), glob("*/*.asm")) {
|
|
print "file $file\n" if $opt{'t'};
|
|
|
|
open(FD, "<$file") or die "Cannot open $file: $!";
|
|
while (<FD>) {
|
|
if (/^[ \t]*C/) { next; };
|
|
if (/^\t([a-z0-9]+)/) {
|
|
my $opcode = $1;
|
|
print "opcode $1\n" if $opt{'t'};
|
|
|
|
# instructions with an l, w or b suffix should have a definsn
|
|
# (unless they're already a defbranch)
|
|
if ($opcode =~ /[lwb]$/
|
|
&& ! defined $insn{$opcode}
|
|
&& ! defined $branch{$opcode})
|
|
{
|
|
print "$file: $.: missing m68k_definsn: $opcode\n";
|
|
}
|
|
|
|
# instructions bXX should have a defbranch (unless they're
|
|
# already a definsn)
|
|
if ($opcode =~ /^b/
|
|
&& ! defined $insn{$opcode}
|
|
&& ! defined $branch{$opcode})
|
|
{
|
|
print "$file: $.: missing m68k_defbranch: $opcode\n";
|
|
}
|
|
}
|
|
}
|
|
close(FD);
|
|
}
|