[fpc-devel] pure function feedback

J. Gareth Moreton gareth at moreton-family.com
Mon Jul 1 10:46:20 CEST 2024


In the case of JVM, the JIT compiler is specific to Java, I think.  
Normally JIT requires the source code to be compiled into an 
intermediate bytecode first (e.g. Java bytecode or the Common 
Intermediate Language (.NET)).

Kit

On 01/07/2024 09:33, Mattias Gaertner via fpc-devel wrote:
>
>
> On 7/1/24 09:05, Marco van de Voort via fpc-devel wrote:
>>
>> Op 1-7-2024 om 02:34 schreef Hairy Pixels via fpc-devel:
>>> I had a question about pure functions. I'm seeing some newer 
>>> languages have a JIT built-in so they can run any function at 
>>> compile time. To get results at compile time you probably need to 
>>> use a constant for the parameters but in theory it could read/write 
>>> to global variables so it's not really "pure" but still makes it 
>>> possible to run functions at compile time.
>>
>> FPC has JIT backends like JVM.
>
> But that is just the backend, FPC still works only at compile time, so 
> no JIT at runtime possible. Is it?
>
> Mattias
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