[fpc-devel] Dumping the syntax tree

[Nikolay Nikolov]

On 23.10.2014 г. 18:59, Vsevolod Alekseyev wrote:
> On second look, no, the -vp tree is not sufficient. It doesn't have 
> datatype definitions, doesn't have interface definitions...
True. I guess, you can try to use ppudump in order to dump these 
definitions. It'll only work for units though, but I guess it shouldn't 
be too hard to make the compiler output ppu files for programs as well.

Nikolay

>
> On 10/22/2014 4:44 AM, Nikolay Nikolov wrote:
>> On 10/22/2014 12:23 AM, Vsevolod Alekseyev wrote:
>>> Hi all,
>>>
>>> I wonder where in the FPC compilation flow would be a good spot to 
>>> dump the parsed syntax tree of a source?
>>>
>>> Here's why I'm asking. For a while now, I've been struggling to 
>>> adapt a bunch of Pascal code to various mobile platforms. It's been 
>>> painful. The code itself is pretty conservative feature-wise, almost 
>>> K&R C-like (except sets and ansistrings). I wonder if I could slap 
>>> together a quick and dirty Pascal-to-C converter just for this 
>>> codebase to work, but I'd rather reuse the existing parsing logic.
>>>
>>> So if anyone could point me at a spot in the FPC source where the 
>>> source tree is more or less ready, that's be nice. Thanks in advance.
>> The compiler already supports dumping the parse tree when you use the 
>> -vp option. But it's more intended for debugging the compiler - I 
>> don't know if it'll work for you.
>>
>> Nikolay
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