xref: /aosp_15_r20/external/clang/www/demo/index.cgi (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li#!/usr/dcs/software/supported/bin/perl -w
2*67e74705SXin Li# LLVM Web Demo script
3*67e74705SXin Li#
4*67e74705SXin Li
5*67e74705SXin Liuse strict;
6*67e74705SXin Liuse CGI;
7*67e74705SXin Liuse POSIX;
8*67e74705SXin Liuse Mail::Send;
9*67e74705SXin Li
10*67e74705SXin Li$| = 1;
11*67e74705SXin Li
12*67e74705SXin Limy $ROOT = "/tmp/webcompile";
13*67e74705SXin Li#my $ROOT = "/home/vadve/lattner/webcompile";
14*67e74705SXin Li
15*67e74705SXin Liopen( STDERR, ">&STDOUT" ) or die "can't redirect stderr to stdout";
16*67e74705SXin Li
17*67e74705SXin Liif ( !-d $ROOT ) { mkdir( $ROOT, 0777 ); }
18*67e74705SXin Li
19*67e74705SXin Limy $LOGFILE         = "$ROOT/log.txt";
20*67e74705SXin Limy $FORM_URL        = 'index.cgi';
21*67e74705SXin Limy $MAILADDR        = '[email protected]';
22*67e74705SXin Limy $CONTACT_ADDRESS = 'Questions or comments?  Email the <a href="http://lists.llvm.org/mailman/listinfo/llvm-dev">LLVM-dev mailing list</a>.';
23*67e74705SXin Limy $LOGO_IMAGE_URL  = 'cathead.png';
24*67e74705SXin Limy $TIMEOUTAMOUNT   = 20;
25*67e74705SXin Li$ENV{'LD_LIBRARY_PATH'} = '/home/vadve/shared/localtools/fc1/lib/';
26*67e74705SXin Li
27*67e74705SXin Limy @PREPENDPATHDIRS =
28*67e74705SXin Li  (
29*67e74705SXin Li    '/home/vadve/shared/llvm-gcc4.0-2.1/bin/',
30*67e74705SXin Li    '/home/vadve/shared/llvm-2.1/Release/bin');
31*67e74705SXin Li
32*67e74705SXin Limy $defaultsrc = "#include <stdio.h>\n#include <stdlib.h>\n\n" .
33*67e74705SXin Li                 "int power(int X) {\n  if (X == 0) return 1;\n" .
34*67e74705SXin Li                 "  return X*power(X-1);\n}\n\n" .
35*67e74705SXin Li                 "int main(int argc, char **argv) {\n" .
36*67e74705SXin Li                 "  printf(\"%d\\n\", power(atoi(argv[0])));\n}\n";
37*67e74705SXin Li
38*67e74705SXin Lisub getname {
39*67e74705SXin Li    my ($extension) = @_;
40*67e74705SXin Li    for ( my $count = 0 ; ; $count++ ) {
41*67e74705SXin Li        my $name =
42*67e74705SXin Li          sprintf( "$ROOT/_%d_%d%s", $$, $count, $extension );
43*67e74705SXin Li        if ( !-f $name ) { return $name; }
44*67e74705SXin Li    }
45*67e74705SXin Li}
46*67e74705SXin Li
47*67e74705SXin Limy $c;
48*67e74705SXin Li
49*67e74705SXin Lisub barf {
50*67e74705SXin Li    print "<b>", @_, "</b>\n";
51*67e74705SXin Li    print $c->end_html;
52*67e74705SXin Li    system("rm -f $ROOT/locked");
53*67e74705SXin Li    exit 1;
54*67e74705SXin Li}
55*67e74705SXin Li
56*67e74705SXin Lisub writeIntoFile {
57*67e74705SXin Li    my $extension = shift @_;
58*67e74705SXin Li    my $contents  = join "", @_;
59*67e74705SXin Li    my $name      = getname($extension);
60*67e74705SXin Li    local (*FILE);
61*67e74705SXin Li    open( FILE, ">$name" ) or barf("Can't write to $name: $!");
62*67e74705SXin Li    print FILE $contents;
63*67e74705SXin Li    close FILE;
64*67e74705SXin Li    return $name;
65*67e74705SXin Li}
66*67e74705SXin Li
67*67e74705SXin Lisub addlog {
68*67e74705SXin Li    my ( $source, $pid, $result ) = @_;
69*67e74705SXin Li    open( LOG, ">>$LOGFILE" );
70*67e74705SXin Li    my $time       = scalar localtime;
71*67e74705SXin Li    my $remotehost = $ENV{'REMOTE_ADDR'};
72*67e74705SXin Li    print LOG "[$time] [$remotehost]: $pid\n";
73*67e74705SXin Li    print LOG "<<<\n$source\n>>>\nResult is: <<<\n$result\n>>>\n";
74*67e74705SXin Li    close LOG;
75*67e74705SXin Li}
76*67e74705SXin Li
77*67e74705SXin Lisub dumpFile {
78*67e74705SXin Li    my ( $header, $file ) = @_;
79*67e74705SXin Li    my $result;
80*67e74705SXin Li    open( FILE, "$file" ) or barf("Can't read $file: $!");
81*67e74705SXin Li    while (<FILE>) {
82*67e74705SXin Li        $result .= $_;
83*67e74705SXin Li    }
84*67e74705SXin Li    close FILE;
85*67e74705SXin Li    my $UnhilightedResult = $result;
86*67e74705SXin Li    my $HtmlResult        =
87*67e74705SXin Li      "<h3>$header</h3>\n<pre>\n" . $c->escapeHTML($result) . "\n</pre>\n";
88*67e74705SXin Li    if (wantarray) {
89*67e74705SXin Li        return ( $UnhilightedResult, $HtmlResult );
90*67e74705SXin Li    }
91*67e74705SXin Li    else {
92*67e74705SXin Li        return $HtmlResult;
93*67e74705SXin Li    }
94*67e74705SXin Li}
95*67e74705SXin Li
96*67e74705SXin Lisub syntaxHighlightLLVM {
97*67e74705SXin Li  my ($input) = @_;
98*67e74705SXin Li  $input =~ s@\b(void|i8|i1|i16|i32|i64|float|double|type|label|opaque)\b@<span class="llvm_type">$1</span>@g;
99*67e74705SXin Li  $input =~ s@\b(add|sub|mul|div|rem|and|or|xor|setne|seteq|setlt|setgt|setle|setge|phi|tail|call|cast|to|shl|shr|vaarg|vanext|ret|br|switch|invoke|unwind|malloc|alloca|free|load|store|getelementptr|begin|end|true|false|declare|global|constant|const|internal|uninitialized|external|implementation|linkonce|weak|appending|null|to|except|not|target|endian|pointersize|big|little|volatile)\b@<span class="llvm_keyword">$1</span>@g;
100*67e74705SXin Li
101*67e74705SXin Li  # Add links to the FAQ.
102*67e74705SXin Li  $input =~ s@(_ZNSt8ios_base4Init[DC]1Ev)@<a href="../docs/FAQ.html#iosinit">$1</a>@g;
103*67e74705SXin Li  $input =~ s@\bundef\b@<a href="../docs/FAQ.html#undef">undef</a>@g;
104*67e74705SXin Li  return $input;
105*67e74705SXin Li}
106*67e74705SXin Li
107*67e74705SXin Lisub mailto {
108*67e74705SXin Li    my ( $recipient, $body ) = @_;
109*67e74705SXin Li    my $msg =
110*67e74705SXin Li      new Mail::Send( Subject => "LLVM Demo Page Run", To => $recipient );
111*67e74705SXin Li    my $fh = $msg->open();
112*67e74705SXin Li    print $fh $body;
113*67e74705SXin Li    $fh->close();
114*67e74705SXin Li}
115*67e74705SXin Li
116*67e74705SXin Li$c = new CGI;
117*67e74705SXin Liprint $c->header;
118*67e74705SXin Li
119*67e74705SXin Liprint <<EOF;
120*67e74705SXin Li<html>
121*67e74705SXin Li<head>
122*67e74705SXin Li  <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
123*67e74705SXin Li  <title>Try out LLVM in your browser!</title>
124*67e74705SXin Li  <style>
125*67e74705SXin Li    \@import url("syntax.css");
126*67e74705SXin Li    \@import url("http://llvm.org/llvm.css");
127*67e74705SXin Li  </style>
128*67e74705SXin Li</head>
129*67e74705SXin Li<body leftmargin="10" marginwidth="10">
130*67e74705SXin Li
131*67e74705SXin Li<div class="www_sectiontitle">
132*67e74705SXin Li  Try out LLVM in your browser!
133*67e74705SXin Li</div>
134*67e74705SXin Li
135*67e74705SXin Li<table border=0><tr><td>
136*67e74705SXin Li<img align=right width=100 height=111 src="$LOGO_IMAGE_URL">
137*67e74705SXin Li</td><td>
138*67e74705SXin LiEOF
139*67e74705SXin Li
140*67e74705SXin Liif ( -f "$ROOT/locked" ) {
141*67e74705SXin Li  my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$locktime) =
142*67e74705SXin Li    stat("$ROOT/locked");
143*67e74705SXin Li  my $currtime = time();
144*67e74705SXin Li  if ($locktime + 60 > $currtime) {
145*67e74705SXin Li    print "This page is already in use by someone else at this ";
146*67e74705SXin Li    print "time, try reloading in a second or two.  Meow!</td></tr></table>'\n";
147*67e74705SXin Li    exit 0;
148*67e74705SXin Li  }
149*67e74705SXin Li}
150*67e74705SXin Li
151*67e74705SXin Lisystem("touch $ROOT/locked");
152*67e74705SXin Li
153*67e74705SXin Liprint <<END;
154*67e74705SXin LiBitter Melon the cat says, paste a C/C++ program in the text box or upload
155*67e74705SXin Lione from your computer, and you can see LLVM compile it, meow!!
156*67e74705SXin Li</td></tr></table><p>
157*67e74705SXin LiEND
158*67e74705SXin Li
159*67e74705SXin Liprint $c->start_multipart_form( 'POST', $FORM_URL );
160*67e74705SXin Li
161*67e74705SXin Limy $source = $c->param('source');
162*67e74705SXin Li
163*67e74705SXin Li
164*67e74705SXin Li# Start the user out with something valid if no code.
165*67e74705SXin Li$source = $defaultsrc if (!defined($source));
166*67e74705SXin Li
167*67e74705SXin Liprint '<table border="0"><tr><td>';
168*67e74705SXin Li
169*67e74705SXin Liprint "Type your source code in below: (<a href='DemoInfo.html#hints'>hints and
170*67e74705SXin Liadvice</a>)<br>\n";
171*67e74705SXin Li
172*67e74705SXin Liprint $c->textarea(
173*67e74705SXin Li    -name    => "source",
174*67e74705SXin Li    -rows    => 16,
175*67e74705SXin Li    -columns => 60,
176*67e74705SXin Li    -default => $source
177*67e74705SXin Li), "<br>";
178*67e74705SXin Li
179*67e74705SXin Liprint "Or upload a file: ";
180*67e74705SXin Liprint $c->filefield( -name => 'uploaded_file', -default => '' );
181*67e74705SXin Li
182*67e74705SXin Liprint "<p />\n";
183*67e74705SXin Li
184*67e74705SXin Li
185*67e74705SXin Liprint '<p></td><td valign=top>';
186*67e74705SXin Li
187*67e74705SXin Liprint "<center><h3>General Options</h3></center>";
188*67e74705SXin Li
189*67e74705SXin Liprint "Source language: ",
190*67e74705SXin Li  $c->radio_group(
191*67e74705SXin Li    -name    => 'language',
192*67e74705SXin Li    -values  => [ 'C', 'C++' ],
193*67e74705SXin Li    -default => 'C'
194*67e74705SXin Li  ), "<p>";
195*67e74705SXin Li
196*67e74705SXin Liprint $c->checkbox(
197*67e74705SXin Li    -name  => 'linkopt',
198*67e74705SXin Li    -label => 'Run link-time optimizer',
199*67e74705SXin Li    -checked => 'checked'
200*67e74705SXin Li  ),' <a href="DemoInfo.html#lto">?</a><br>';
201*67e74705SXin Li
202*67e74705SXin Liprint $c->checkbox(
203*67e74705SXin Li    -name  => 'showstats',
204*67e74705SXin Li    -label => 'Show detailed pass statistics'
205*67e74705SXin Li  ), ' <a href="DemoInfo.html#stats">?</a><br>';
206*67e74705SXin Li
207*67e74705SXin Liprint $c->checkbox(
208*67e74705SXin Li    -name  => 'cxxdemangle',
209*67e74705SXin Li    -label => 'Demangle C++ names'
210*67e74705SXin Li  ),' <a href="DemoInfo.html#demangle">?</a><p>';
211*67e74705SXin Li
212*67e74705SXin Li
213*67e74705SXin Liprint "<center><h3>Output Options</h3></center>";
214*67e74705SXin Li
215*67e74705SXin Liprint $c->checkbox(
216*67e74705SXin Li    -name => 'showbcanalysis',
217*67e74705SXin Li    -label => 'Show detailed bytecode analysis'
218*67e74705SXin Li  ),' <a href="DemoInfo.html#bcanalyzer">?</a><br>';
219*67e74705SXin Li
220*67e74705SXin Liprint $c->checkbox(
221*67e74705SXin Li    -name => 'showllvm2cpp',
222*67e74705SXin Li    -label => 'Show LLVM C++ API code'
223*67e74705SXin Li  ), ' <a href="DemoInfo.html#llvm2cpp">?</a>';
224*67e74705SXin Li
225*67e74705SXin Liprint "</td></tr></table>";
226*67e74705SXin Li
227*67e74705SXin Liprint "<center>", $c->submit(-value=> 'Compile Source Code'),
228*67e74705SXin Li      "</center>\n", $c->endform;
229*67e74705SXin Li
230*67e74705SXin Liprint "\n<p>If you have questions about the LLVM code generated by the
231*67e74705SXin Lifront-end, please check the <a href='/docs/FAQ.html#cfe_code'>FAQ</a> and
232*67e74705SXin Lithe demo page <a href='DemoInfo.html#hints'>hints section</a>.
233*67e74705SXin Li</p>\n";
234*67e74705SXin Li
235*67e74705SXin Li$ENV{'PATH'} = ( join ( ':', @PREPENDPATHDIRS ) ) . ":" . $ENV{'PATH'};
236*67e74705SXin Li
237*67e74705SXin Lisub sanitychecktools {
238*67e74705SXin Li    my $sanitycheckfail = '';
239*67e74705SXin Li
240*67e74705SXin Li    # insert tool-specific sanity checks here
241*67e74705SXin Li    $sanitycheckfail .= ' llvm-dis'
242*67e74705SXin Li      if `llvm-dis --help 2>&1` !~ /ll disassembler/;
243*67e74705SXin Li
244*67e74705SXin Li    $sanitycheckfail .= ' llvm-gcc'
245*67e74705SXin Li      if ( `llvm-gcc --version 2>&1` !~ /Free Software Foundation/ );
246*67e74705SXin Li
247*67e74705SXin Li    $sanitycheckfail .= ' llvm-ld'
248*67e74705SXin Li      if `llvm-ld --help 2>&1` !~ /llvm linker/;
249*67e74705SXin Li
250*67e74705SXin Li    $sanitycheckfail .= ' llvm-bcanalyzer'
251*67e74705SXin Li      if `llvm-bcanalyzer --help 2>&1` !~ /bcanalyzer/;
252*67e74705SXin Li
253*67e74705SXin Li    barf(
254*67e74705SXin Li"<br/>The demo page is currently unavailable. [tools: ($sanitycheckfail ) failed sanity check]"
255*67e74705SXin Li      )
256*67e74705SXin Li      if $sanitycheckfail;
257*67e74705SXin Li}
258*67e74705SXin Li
259*67e74705SXin Lisanitychecktools();
260*67e74705SXin Li
261*67e74705SXin Lisub try_run {
262*67e74705SXin Li    my ( $program, $commandline, $outputFile ) = @_;
263*67e74705SXin Li    my $retcode = 0;
264*67e74705SXin Li
265*67e74705SXin Li    eval {
266*67e74705SXin Li        local $SIG{ALRM} = sub { die "timeout"; };
267*67e74705SXin Li        alarm $TIMEOUTAMOUNT;
268*67e74705SXin Li        $retcode = system($commandline);
269*67e74705SXin Li        alarm 0;
270*67e74705SXin Li    };
271*67e74705SXin Li    if ( $@ and $@ =~ /timeout/ ) {
272*67e74705SXin Li      barf("Program $program took too long, compile time limited for the web script, sorry!\n");
273*67e74705SXin Li    }
274*67e74705SXin Li    if ( -s $outputFile ) {
275*67e74705SXin Li        print scalar dumpFile( "Output from $program", $outputFile );
276*67e74705SXin Li    }
277*67e74705SXin Li    #print "<p>Finished dumping command output.</p>\n";
278*67e74705SXin Li    if ( WIFEXITED($retcode) && WEXITSTATUS($retcode) != 0 ) {
279*67e74705SXin Li        barf(
280*67e74705SXin Li"$program exited with an error. Please correct source and resubmit.<p>\n" .
281*67e74705SXin Li"Please note that this form only allows fully formed and correct source" .
282*67e74705SXin Li" files.  It will not compile fragments of code.<p>"
283*67e74705SXin Li        );
284*67e74705SXin Li    }
285*67e74705SXin Li    if ( WIFSIGNALED($retcode) != 0 ) {
286*67e74705SXin Li        my $sig = WTERMSIG($retcode);
287*67e74705SXin Li        barf(
288*67e74705SXin Li            "Ouch, $program caught signal $sig. Sorry, better luck next time!\n"
289*67e74705SXin Li        );
290*67e74705SXin Li    }
291*67e74705SXin Li}
292*67e74705SXin Li
293*67e74705SXin Limy %suffixes = (
294*67e74705SXin Li    'Java'             => '.java',
295*67e74705SXin Li    'JO99'             => '.jo9',
296*67e74705SXin Li    'C'                => '.c',
297*67e74705SXin Li    'C++'              => '.cc',
298*67e74705SXin Li    'Stacker'          => '.st',
299*67e74705SXin Li    'preprocessed C'   => '.i',
300*67e74705SXin Li    'preprocessed C++' => '.ii'
301*67e74705SXin Li);
302*67e74705SXin Limy %languages = (
303*67e74705SXin Li    '.jo9'  => 'JO99',
304*67e74705SXin Li    '.java' => 'Java',
305*67e74705SXin Li    '.c'    => 'C',
306*67e74705SXin Li    '.i'    => 'preprocessed C',
307*67e74705SXin Li    '.ii'   => 'preprocessed C++',
308*67e74705SXin Li    '.cc'   => 'C++',
309*67e74705SXin Li    '.cpp'  => 'C++',
310*67e74705SXin Li    '.st'   => 'Stacker'
311*67e74705SXin Li);
312*67e74705SXin Li
313*67e74705SXin Limy $uploaded_file_name = $c->param('uploaded_file');
314*67e74705SXin Liif ($uploaded_file_name) {
315*67e74705SXin Li    if ($source) {
316*67e74705SXin Li        barf(
317*67e74705SXin Li"You must choose between uploading a file and typing code in. You can't do both at the same time."
318*67e74705SXin Li        );
319*67e74705SXin Li    }
320*67e74705SXin Li    $uploaded_file_name =~ s/^.*(\.[A-Za-z]+)$/$1/;
321*67e74705SXin Li    my $language = $languages{$uploaded_file_name};
322*67e74705SXin Li    $c->param( 'language', $language );
323*67e74705SXin Li
324*67e74705SXin Li    print "<p>Processing uploaded file. It looks like $language.</p>\n";
325*67e74705SXin Li    my $fh = $c->upload('uploaded_file');
326*67e74705SXin Li    if ( !$fh ) {
327*67e74705SXin Li        barf( "Error uploading file: " . $c->cgi_error );
328*67e74705SXin Li    }
329*67e74705SXin Li    while (<$fh>) {
330*67e74705SXin Li        $source .= $_;
331*67e74705SXin Li    }
332*67e74705SXin Li    close $fh;
333*67e74705SXin Li}
334*67e74705SXin Li
335*67e74705SXin Liif ($c->param('source')) {
336*67e74705SXin Li    print $c->hr;
337*67e74705SXin Li    my $extension = $suffixes{ $c->param('language') };
338*67e74705SXin Li    barf "Unknown language; can't compile\n" unless $extension;
339*67e74705SXin Li
340*67e74705SXin Li    # Add a newline to the source here to avoid a warning from gcc.
341*67e74705SXin Li    $source .= "\n";
342*67e74705SXin Li
343*67e74705SXin Li    # Avoid security hole due to #including bad stuff.
344*67e74705SXin Li    $source =~
345*67e74705SXin Lis@(\n)?#include.*[<"](.*\.\..*)[">].*\n@$1#error "invalid #include file $2 detected"\n@g;
346*67e74705SXin Li
347*67e74705SXin Li    my $inputFile = writeIntoFile( $extension, $source );
348*67e74705SXin Li    my $pid       = $$;
349*67e74705SXin Li
350*67e74705SXin Li    my $bytecodeFile = getname(".bc");
351*67e74705SXin Li    my $outputFile   = getname(".llvm-gcc.out");
352*67e74705SXin Li    my $timerFile    = getname(".llvm-gcc.time");
353*67e74705SXin Li
354*67e74705SXin Li    my $stats = '';
355*67e74705SXin Li    if ( $extension eq ".st" ) {
356*67e74705SXin Li      $stats = "-stats -time-passes "
357*67e74705SXin Li	if ( $c->param('showstats') );
358*67e74705SXin Li      try_run( "llvm Stacker front-end (stkrc)",
359*67e74705SXin Li        "stkrc $stats -o $bytecodeFile $inputFile > $outputFile 2>&1",
360*67e74705SXin Li        $outputFile );
361*67e74705SXin Li    } else {
362*67e74705SXin Li      #$stats = "-Wa,--stats,--time-passes,--info-output-file=$timerFile"
363*67e74705SXin Li      $stats = "-ftime-report"
364*67e74705SXin Li	if ( $c->param('showstats') );
365*67e74705SXin Li      try_run( "llvm C/C++ front-end (llvm-gcc)",
366*67e74705SXin Li	"llvm-gcc -emit-llvm -W -Wall -O2 $stats -o $bytecodeFile -c $inputFile > $outputFile 2>&1",
367*67e74705SXin Li        $outputFile );
368*67e74705SXin Li    }
369*67e74705SXin Li
370*67e74705SXin Li    if ( $c->param('showstats') && -s $timerFile ) {
371*67e74705SXin Li        my ( $UnhilightedResult, $HtmlResult ) =
372*67e74705SXin Li          dumpFile( "Statistics for front-end compilation", $timerFile );
373*67e74705SXin Li        print "$HtmlResult\n";
374*67e74705SXin Li    }
375*67e74705SXin Li
376*67e74705SXin Li    if ( $c->param('linkopt') ) {
377*67e74705SXin Li        my $stats      = '';
378*67e74705SXin Li        my $outputFile = getname(".gccld.out");
379*67e74705SXin Li        my $timerFile  = getname(".gccld.time");
380*67e74705SXin Li        $stats = "--stats --time-passes --info-output-file=$timerFile"
381*67e74705SXin Li          if ( $c->param('showstats') );
382*67e74705SXin Li        my $tmpFile = getname(".bc");
383*67e74705SXin Li        try_run(
384*67e74705SXin Li            "optimizing linker (llvm-ld)",
385*67e74705SXin Li"llvm-ld $stats -o=$tmpFile $bytecodeFile > $outputFile 2>&1",
386*67e74705SXin Li            $outputFile
387*67e74705SXin Li        );
388*67e74705SXin Li        system("mv $tmpFile.bc $bytecodeFile");
389*67e74705SXin Li        system("rm $tmpFile");
390*67e74705SXin Li
391*67e74705SXin Li        if ( $c->param('showstats') && -s $timerFile ) {
392*67e74705SXin Li            my ( $UnhilightedResult, $HtmlResult ) =
393*67e74705SXin Li              dumpFile( "Statistics for optimizing linker", $timerFile );
394*67e74705SXin Li            print "$HtmlResult\n";
395*67e74705SXin Li        }
396*67e74705SXin Li    }
397*67e74705SXin Li
398*67e74705SXin Li    print " Bytecode size is ", -s $bytecodeFile, " bytes.\n";
399*67e74705SXin Li
400*67e74705SXin Li    my $disassemblyFile = getname(".ll");
401*67e74705SXin Li    try_run( "llvm-dis",
402*67e74705SXin Li        "llvm-dis -o=$disassemblyFile $bytecodeFile > $outputFile 2>&1",
403*67e74705SXin Li        $outputFile );
404*67e74705SXin Li
405*67e74705SXin Li    if ( $c->param('cxxdemangle') ) {
406*67e74705SXin Li        print " Demangling disassembler output.\n";
407*67e74705SXin Li        my $tmpFile = getname(".ll");
408*67e74705SXin Li        system("c++filt < $disassemblyFile > $tmpFile 2>&1");
409*67e74705SXin Li        system("mv $tmpFile $disassemblyFile");
410*67e74705SXin Li    }
411*67e74705SXin Li
412*67e74705SXin Li    my ( $UnhilightedResult, $HtmlResult );
413*67e74705SXin Li    if ( -s $disassemblyFile ) {
414*67e74705SXin Li        ( $UnhilightedResult, $HtmlResult ) =
415*67e74705SXin Li          dumpFile( "Output from LLVM disassembler", $disassemblyFile );
416*67e74705SXin Li        print syntaxHighlightLLVM($HtmlResult);
417*67e74705SXin Li    }
418*67e74705SXin Li    else {
419*67e74705SXin Li        print "<p>Hmm, that's weird, llvm-dis didn't produce any output.</p>\n";
420*67e74705SXin Li    }
421*67e74705SXin Li
422*67e74705SXin Li    if ( $c->param('showbcanalysis') ) {
423*67e74705SXin Li      my $analFile = getname(".bca");
424*67e74705SXin Li      try_run( "llvm-bcanalyzer", "llvm-bcanalyzer $bytecodeFile > $analFile 2>&1",
425*67e74705SXin Li        $analFile);
426*67e74705SXin Li    }
427*67e74705SXin Li    if ($c->param('showllvm2cpp') ) {
428*67e74705SXin Li      my $l2cppFile = getname(".l2cpp");
429*67e74705SXin Li      try_run("llvm2cpp","llvm2cpp $bytecodeFile -o $l2cppFile 2>&1",
430*67e74705SXin Li        $l2cppFile);
431*67e74705SXin Li    }
432*67e74705SXin Li
433*67e74705SXin Li    # Get the source presented by the user to CGI, convert newline sequences to simple \n.
434*67e74705SXin Li    my $actualsrc = $c->param('source');
435*67e74705SXin Li    $actualsrc =~ s/\015\012/\n/go;
436*67e74705SXin Li    # Don't log this or mail it if it is the default code.
437*67e74705SXin Li    if ($actualsrc ne $defaultsrc) {
438*67e74705SXin Li    addlog( $source, $pid, $UnhilightedResult );
439*67e74705SXin Li
440*67e74705SXin Li    my ( $ip, $host, $lg, $lines );
441*67e74705SXin Li    chomp( $lines = `wc -l < $inputFile` );
442*67e74705SXin Li    $lg = $c->param('language');
443*67e74705SXin Li    $ip = $c->remote_addr();
444*67e74705SXin Li    chomp( $host = `host $ip` ) if $ip;
445*67e74705SXin Li    mailto( $MAILADDR,
446*67e74705SXin Li        "--- Query: ---\nFrom: ($ip) $host\nInput: $lines lines of $lg\n"
447*67e74705SXin Li          . "C++ demangle = "
448*67e74705SXin Li          . ( $c->param('cxxdemangle') ? 1 : 0 )
449*67e74705SXin Li          . ", Link opt = "
450*67e74705SXin Li          . ( $c->param('linkopt') ? 1 : 0 ) . "\n\n"
451*67e74705SXin Li          . ", Show stats = "
452*67e74705SXin Li          . ( $c->param('showstats') ? 1 : 0 ) . "\n\n"
453*67e74705SXin Li          . "--- Source: ---\n$source\n"
454*67e74705SXin Li          . "--- Result: ---\n$UnhilightedResult\n" );
455*67e74705SXin Li    }
456*67e74705SXin Li    unlink( $inputFile, $bytecodeFile, $outputFile, $disassemblyFile );
457*67e74705SXin Li}
458*67e74705SXin Li
459*67e74705SXin Liprint $c->hr, "<address>$CONTACT_ADDRESS</address>", $c->end_html;
460*67e74705SXin Lisystem("rm $ROOT/locked");
461*67e74705SXin Liexit 0;
462