mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-25 20:23:11 +01:00
385 lines
11 KiB
Perl
Executable File
385 lines
11 KiB
Perl
Executable File
#!/usr/bin/perl -w
|
|
#
|
|
# Program: GenLibDeps.pl
|
|
#
|
|
# Synopsis: Generate HTML output that shows the dependencies between a set of
|
|
# libraries. The output of this script should periodically replace
|
|
# the similar content in the UsingLibraries.html document.
|
|
#
|
|
# Syntax: GenLibDeps.pl [-flat] <directory_with_libraries_in_it> [path_to_nm_binary]
|
|
#
|
|
use strict;
|
|
use warnings;
|
|
# Parse arguments...
|
|
my $FLAT = 0;
|
|
my $WHY = 0;
|
|
my $PEROBJ = 0;
|
|
my $PEROBJINCL = 0;
|
|
while (scalar(@ARGV) and ($_ = $ARGV[0], /^[-+]/)) {
|
|
shift;
|
|
last if /^--$/; # Stop processing arguments on --
|
|
|
|
# List command line options here...
|
|
if (/^-flat$/) { $FLAT = 1; next; }
|
|
if (/^-why/) { $WHY = 1; $FLAT = 1; next; }
|
|
if (/^-perobj$/) { $PEROBJ = 1; next; }
|
|
if (/^-perobjincl/) { $PEROBJINCL = 1; next;}
|
|
print "Unknown option: $_ : ignoring!\n";
|
|
}
|
|
|
|
# Give first option a name.
|
|
my $Directory = $ARGV[0];
|
|
if (!defined($Directory) || ! -d "$Directory") {
|
|
die "First argument must specify the directory containing LLVM libs\n";
|
|
}
|
|
|
|
my $nmPath = $ARGV[1];
|
|
|
|
# Find the "dot" program
|
|
my $DotPath="";
|
|
if (!$FLAT) {
|
|
chomp($DotPath = `which dot`);
|
|
die "Can't find 'dot'" if (! -x "$DotPath");
|
|
}
|
|
|
|
if (defined($ENV{NM})) {
|
|
chomp($nmPath=$ENV{NM});
|
|
}
|
|
|
|
if (!defined($nmPath) || $nmPath eq "") {
|
|
chomp($nmPath=`which nm`);
|
|
die "Can't find 'nm'" if (! -x "$nmPath");
|
|
}
|
|
|
|
my $ranlibPath;
|
|
if ($PEROBJ) {
|
|
$ranlibPath = $ARGV[2];
|
|
if (defined($ENV{RANLIB})) {
|
|
chomp($ranlibPath=$ENV{RANLIB});
|
|
}
|
|
|
|
if (!defined($ranlibPath) || $ranlibPath eq "") {
|
|
chomp($ranlibPath=`which ranlib`);
|
|
die "Can't find 'ranlib'" if (! -x "$ranlibPath");
|
|
}
|
|
}
|
|
|
|
# Open the directory and read its contents, sorting by name and differentiating
|
|
# by whether its a library (.a) or an object file (.o)
|
|
opendir DIR,$Directory;
|
|
my @files = readdir DIR;
|
|
closedir DIR;
|
|
my @libs = grep(/libLLVM.*\.(dylib|so|a)$/,sort(@files));
|
|
# Omit the all-of-llvm shared library.
|
|
@libs = grep(!/libLLVM-\d\.\d(svn)?\.(dylib|so)/, @libs);
|
|
my @objs = grep(/LLVM.*\.o$/,sort(@files));
|
|
|
|
# Declare the hashes we will use to keep track of the library and object file
|
|
# symbol definitions.
|
|
my %libdefs;
|
|
my %objdefs;
|
|
|
|
my %libobjs;
|
|
my %objdeps=();
|
|
# Gather library definitions at object file granularity (optional)
|
|
if ($PEROBJ) {
|
|
foreach my $lib (@libs ) {
|
|
`$ranlibPath $Directory/$lib`;
|
|
my $libpath = $lib;
|
|
$libpath =~ s/^libLLVM(.*)\.a/$1/;
|
|
$libpath =~ s/(.+)CodeGen$/Target\/$1/;
|
|
$libpath =~ s/(.+)AsmPrinter$/Target\/$1\/AsmPrinter/;
|
|
$libpath =~ s/(.+)AsmParser$/Target\/$1\/AsmParser/;
|
|
$libpath =~ s/(.+)Info$/Target\/$1\/TargetInfo/;
|
|
$libpath =~ s/(.+)Disassembler$/Target\/$1\/Disassembler/;
|
|
$libpath =~ s/SelectionDAG/CodeGen\/SelectionDAG/;
|
|
$libpath =~ s/^AsmPrinter/CodeGen\/AsmPrinter/;
|
|
$libpath =~ s/^BitReader/Bitcode\/Reader/;
|
|
$libpath =~ s/^BitWriter/Bitcode\/Writer/;
|
|
$libpath =~ s/^CppBackend/Target\/CppBackend/;
|
|
$libpath =~ s/^MSIL/Target\/MSIL/;
|
|
$libpath =~ s/^Core/VMCore/;
|
|
$libpath =~ s/^Instrumentation/Transforms\/Instrumentation/;
|
|
$libpath =~ s/^Interpreter/ExecutionEngine\/Interpreter/;
|
|
$libpath =~ s/^JIT/ExecutionEngine\/JIT/;
|
|
$libpath =~ s/^ScalarOpts/Transforms\/Scalar/;
|
|
$libpath =~ s/^TransformUtils/Transforms\/Utils/;
|
|
$libpath =~ s/^ipa/Analysis\/IPA/;
|
|
$libpath =~ s/^ipo/Transforms\/IPO/;
|
|
$libpath = "lib/".$libpath."/";
|
|
open DEFS, "$nmPath -sg $Directory/$lib|";
|
|
while (<DEFS>) {
|
|
chomp;
|
|
if (/^([^ ]*) in ([^ ]*)/) {
|
|
my $objfile = $libpath.$2;
|
|
$objdefs{$1} = $objfile;
|
|
$objdeps{$objfile} = {};
|
|
$libobjs{$lib}{$objfile}=1;
|
|
# my $p = "../llvm/".$objfile;
|
|
# $p =~ s/Support\/reg(.*).o/Support\/reg$1.c/;
|
|
# $p =~ s/.o$/.cpp/;
|
|
# unless (-e $p) {
|
|
# die "$p\n"
|
|
# }
|
|
}
|
|
}
|
|
close DEFS or die "nm failed";
|
|
}
|
|
foreach my $lib (@libs ) {
|
|
my $libpath = $lib;
|
|
$libpath =~ s/^libLLVM(.*)\.a/$1/;
|
|
$libpath =~ s/(.+)CodeGen$/Target\/$1/;
|
|
$libpath =~ s/(.+)AsmPrinter$/Target\/$1\/AsmPrinter/;
|
|
$libpath =~ s/(.+)AsmParser$/Target\/$1\/AsmParser/;
|
|
$libpath =~ s/(.+)Info$/Target\/$1\/TargetInfo/;
|
|
$libpath =~ s/(.+)Disassembler$/Target\/$1\/Disassembler/;
|
|
$libpath =~ s/SelectionDAG/CodeGen\/SelectionDAG/;
|
|
$libpath =~ s/^AsmPrinter/CodeGen\/AsmPrinter/;
|
|
$libpath =~ s/^BitReader/Bitcode\/Reader/;
|
|
$libpath =~ s/^BitWriter/Bitcode\/Writer/;
|
|
$libpath =~ s/^CppBackend/Target\/CppBackend/;
|
|
$libpath =~ s/^MSIL/Target\/MSIL/;
|
|
$libpath =~ s/^Core/VMCore/;
|
|
$libpath =~ s/^Instrumentation/Transforms\/Instrumentation/;
|
|
$libpath =~ s/^Interpreter/ExecutionEngine\/Interpreter/;
|
|
$libpath =~ s/^JIT/ExecutionEngine\/JIT/;
|
|
$libpath =~ s/^ScalarOpts/Transforms\/Scalar/;
|
|
$libpath =~ s/^TransformUtils/Transforms\/Utils/;
|
|
$libpath =~ s/^ipa/Analysis\/IPA/;
|
|
$libpath =~ s/^ipo/Transforms\/IPO/;
|
|
$libpath = "lib/".$libpath."/";
|
|
open UDEFS, "$nmPath -Aup $Directory/$lib|";
|
|
while (<UDEFS>) {
|
|
chomp;
|
|
if (/:([^:]+):/) {
|
|
my $obj = $libpath.$1;
|
|
s/[^ ]+: *U //;
|
|
if (defined($objdefs{$_})) {
|
|
$objdeps{$obj}{$objdefs{$_}}=1;
|
|
}
|
|
}
|
|
}
|
|
close UDEFS or die "nm failed"
|
|
}
|
|
} else {
|
|
# Gather definitions from the libraries
|
|
foreach my $lib (@libs ) {
|
|
open DEFS, "$nmPath -g $Directory/$lib|";
|
|
while (<DEFS>) {
|
|
next if (! / [ABCDGRST] /);
|
|
s/^[^ ]* [ABCDGRST] //;
|
|
s/\015?\012//; # not sure if <DEFS> is in binmode and uses LF or CRLF.
|
|
# this strips both LF and CRLF.
|
|
$libdefs{$_} = $lib;
|
|
}
|
|
close DEFS or die "nm failed";
|
|
}
|
|
}
|
|
|
|
# Gather definitions from the object files.
|
|
foreach my $obj (@objs ) {
|
|
open DEFS, "$nmPath -g $Directory/$obj |";
|
|
while (<DEFS>) {
|
|
next if (! / [ABCDGRST] /);
|
|
s/^[^ ]* [ABCDGRST] //;
|
|
s/\015?\012//; # not sure if <DEFS> is in binmode and uses LF or CRLF.
|
|
# this strips both LF and CRLF.
|
|
$objdefs{$_} = $obj;
|
|
}
|
|
close DEFS or die "nm failed";
|
|
}
|
|
|
|
# Generate one entry in the <dl> list. This generates the <dt> and <dd> elements
|
|
# for one library or object file. The <dt> provides the name of the library or
|
|
# object. The <dd> provides a list of the libraries/objects it depends on.
|
|
sub gen_one_entry {
|
|
my $lib = $_[0];
|
|
my $lib_ns = $lib;
|
|
$lib_ns =~ s/(.*)\.[oa]/$1/;
|
|
if ($FLAT) {
|
|
print "$lib:";
|
|
if ($WHY) { print "\n"; }
|
|
} else {
|
|
print " <dt><b>$lib</b></dt><dd><ul>\n";
|
|
}
|
|
open UNDEFS,
|
|
"$nmPath -u $Directory/$lib | sed -e 's/^[ 0]* U //' | sort | uniq |";
|
|
my %DepLibs;
|
|
while (<UNDEFS>) {
|
|
chomp;
|
|
my $lib_printed = 0;
|
|
if (defined($libdefs{$_}) && $libdefs{$_} ne $lib) {
|
|
$DepLibs{$libdefs{$_}} = [] unless exists $DepLibs{$libdefs{$_}};
|
|
push(@{$DepLibs{$libdefs{$_}}}, $_);
|
|
} elsif (defined($objdefs{$_}) && $objdefs{$_} ne $lib) {
|
|
if ($PEROBJ && !$PEROBJINCL) {
|
|
# -perobjincl makes .a files depend on .o files they contain themselves
|
|
# default is don't depend on these.
|
|
next if defined $libobjs{$lib}{$objdefs{$_}};
|
|
}
|
|
my $libroot = $lib;
|
|
$libroot =~ s/lib(.*).a/$1/;
|
|
if ($objdefs{$_} ne "$libroot.o") {
|
|
$DepLibs{$objdefs{$_}} = [] unless exists $DepLibs{$objdefs{$_}};
|
|
push(@{$DepLibs{$objdefs{$_}}}, $_);
|
|
}
|
|
}
|
|
}
|
|
close UNDEFS or die "nm failed";
|
|
unless(keys %DepLibs) {
|
|
# above failed
|
|
open UNDEFS, "$nmPath -u $Directory/$lib |";
|
|
while (<UNDEFS>) {
|
|
# to bypass non-working sed
|
|
if (' ' eq substr($_,0,2) and index($_,'U ')) {
|
|
$_ = substr($_,index($_,'U ')+2)
|
|
};
|
|
$_ = substr($_,index($_,' *U ')+5) if -1!=index($_,' *U ');
|
|
|
|
chomp;
|
|
my $lib_printed = 0;
|
|
if (defined($libdefs{$_}) && $libdefs{$_} ne $lib) {
|
|
$DepLibs{$libdefs{$_}} = [] unless exists $DepLibs{$libdefs{$_}};
|
|
push(@{$DepLibs{$libdefs{$_}}}, $_);
|
|
} elsif (defined($objdefs{$_}) && $objdefs{$_} ne $lib) {
|
|
my $libroot = $lib;
|
|
$libroot =~ s/lib(.*).a/$1/;
|
|
if ($objdefs{$_} ne "$libroot.o") {
|
|
$DepLibs{$objdefs{$_}} = [] unless exists $DepLibs{$objdefs{$_}};
|
|
push(@{$DepLibs{$objdefs{$_}}}, $_);
|
|
}
|
|
}
|
|
}
|
|
close UNDEFS or die "nm failed";
|
|
}
|
|
if ($PEROBJINCL) {
|
|
# include the .a's objects
|
|
for my $obj (keys %{$libobjs{$lib}}) {
|
|
$DepLibs{$obj} = ["<.a object>"] unless exists $DepLibs{$obj};
|
|
}
|
|
my $madechange = 1;
|
|
while($madechange) {
|
|
$madechange = 0;
|
|
my %temp = %DepLibs;
|
|
foreach my $obj (keys %DepLibs) {
|
|
foreach my $objdeps (keys %{$objdeps{$obj}}) {
|
|
next if defined $temp{$objdeps};
|
|
push(@{$temp{$objdeps}}, $obj);
|
|
$madechange = 1;
|
|
}
|
|
}
|
|
%DepLibs = %temp;
|
|
}
|
|
}
|
|
|
|
for my $key (sort keys %DepLibs) {
|
|
if ($FLAT) {
|
|
print " $key";
|
|
if ($WHY) {
|
|
print "\n";
|
|
my @syms = @{$DepLibs{$key}};
|
|
foreach my $sym (@syms) {
|
|
print " $sym\n";
|
|
}
|
|
}
|
|
} else {
|
|
print " <li>$key</li>\n";
|
|
}
|
|
my $suffix = substr($key,length($key)-1,1);
|
|
$key =~ s/(.*)\.[oa]/$1/;
|
|
if ($suffix eq "a") {
|
|
if (!$FLAT) { print DOT "$lib_ns -> $key [ weight=0 ];\n" };
|
|
} else {
|
|
if (!$FLAT) { print DOT "$lib_ns -> $key [ weight=10];\n" };
|
|
}
|
|
}
|
|
if ($FLAT) {
|
|
if (!$WHY) {
|
|
print "\n";
|
|
}
|
|
} else {
|
|
print " </ul></dd>\n";
|
|
}
|
|
}
|
|
|
|
# Make sure we flush on write. This is slower but correct based on the way we
|
|
# write I/O in gen_one_entry.
|
|
$| = 1;
|
|
|
|
# Print the definition list tag
|
|
if (!$FLAT) {
|
|
print "<dl>\n";
|
|
|
|
open DOT, "| $DotPath -Tgif > libdeps.gif";
|
|
|
|
print DOT "digraph LibDeps {\n";
|
|
print DOT " size=\"40,15\"; \n";
|
|
print DOT " ratio=\"1.33333\"; \n";
|
|
print DOT " margin=\"0.25\"; \n";
|
|
print DOT " rankdir=\"LR\"; \n";
|
|
print DOT " mclimit=\"50.0\"; \n";
|
|
print DOT " ordering=\"out\"; \n";
|
|
print DOT " center=\"1\";\n";
|
|
print DOT "node [shape=\"box\",\n";
|
|
print DOT " color=\"#000088\",\n";
|
|
print DOT " fillcolor=\"#FFFACD\",\n";
|
|
print DOT " fontcolor=\"#3355BB\",\n";
|
|
print DOT " style=\"filled\",\n";
|
|
print DOT " fontname=\"sans\",\n";
|
|
print DOT " fontsize=\"24\"\n";
|
|
print DOT "];\n";
|
|
print DOT "edge [dir=\"forward\",style=\"solid\",color=\"#000088\"];\n";
|
|
}
|
|
|
|
# Print libraries first
|
|
foreach my $lib (@libs) {
|
|
gen_one_entry($lib);
|
|
}
|
|
|
|
if ($PEROBJ) {
|
|
foreach my $obj (keys %objdeps) {
|
|
print "$obj:";
|
|
if (!$PEROBJINCL) {
|
|
foreach my $dep (keys %{$objdeps{$obj}}) {
|
|
print " $dep";
|
|
}
|
|
}
|
|
print "\n";
|
|
}
|
|
}
|
|
|
|
if (!$FLAT) {
|
|
print DOT "}\n";
|
|
close DOT;
|
|
open DOT, "| $DotPath -Tgif > objdeps.gif";
|
|
print DOT "digraph ObjDeps {\n";
|
|
print DOT " size=\"8,10\";\n";
|
|
print DOT " margin=\"0.25\";\n";
|
|
print DOT " rankdir=\"LR\";\n";
|
|
print DOT " mclimit=\"50.0\";\n";
|
|
print DOT " ordering=\"out\";\n";
|
|
print DOT " center=\"1\";\n";
|
|
print DOT "node [shape=\"box\",\n";
|
|
print DOT " color=\"#000088\",\n";
|
|
print DOT " fillcolor=\"#FFFACD\",\n";
|
|
print DOT " fontcolor=\"#3355BB\",\n";
|
|
print DOT " fontname=\"sans\",\n";
|
|
print DOT " style=\"filled\",\n";
|
|
print DOT " fontsize=\"24\"\n";
|
|
print DOT "];\n";
|
|
print DOT "edge [dir=\"forward\",style=\"solid\",color=\"#000088\"];\n";
|
|
}
|
|
|
|
# Print objects second
|
|
foreach my $obj (@objs) {
|
|
gen_one_entry($obj);
|
|
}
|
|
|
|
if (!$FLAT) {
|
|
print DOT "}\n";
|
|
close DOT;
|
|
|
|
# Print end tag of definition list element
|
|
print "</dl>\n";
|
|
}
|