D Map Treemap viewer

[Rainer Schuetze]

On 28.10.2011 02:57, Vladimir Panteleev wrote:
> On Fri, 28 Oct 2011 03:45:11 +0300, Andrej Mitrovic
> <andrej.mitrovich at gmail.com> wrote:
>
>> This is awesome and I was just about to request for something like
>> this too. Great job!
>>
>> What is not awesome is that DMD spits out map files with invalid code
>> points. :(
>>
>> DMapTreeMap>rdmd treemapgen.d test13_2056.map out.json
>> std.utf.UTFException at std\utf.d(637): Invalid UTF-8 sequence (at index
>> 15342)
>>
>> I've checked it with an editor and there are tons of invalid code
>> points in the map file.
>
> Ah, it shouldn't fail on that... the original D1 code I recycled worked
> just fine on arbitrary encodings, but D2's splitLines can't handle bad
> UTF. Anyway, fixed.
>

Pretty cool tool :-)

The map file generated by optlink is not UTF8, it uses compressed 
symbols, that can be expanded with demangle.decodeDmdString before 
demangling.

Please also note that the map file is often corrupt:
http://d.puremagic.com/issues/show_bug.cgi?id=6673

which could lead to bad computed sizes.