> On 25 May 2018, at 17:30, Clément Bera <bera.clem...@gmail.com> wrote: > > What about a preprocessor like the Java preprocessors ? The Truffle project > relies heavily on that for high performance Java and it's quite nice. It's > difficult to do that in Smalltalk right now. > > I think if you want to do what are asking for you just need to write a > bytecode compiler extension. > > I did something similar in the past to have precomputed constants through AST > manipulation at compilation time. You can find it here with examples: > http://smalltalkhub.com/#!/~ClementBera/NeoCompiler > <http://smalltalkhub.com/#!/~ClementBera/NeoCompiler>. Once the code is > loaded you need to recompile the examples (NeoCompilerExample > withAllSubclassesDo: #compileAll.). With it you can write code such as: > [ Smalltalk vm class ] Cvalue > And depending if the compiler allowsPrecompilation or not, the bytecode > compiler generates: > Smalltalk vm class > Or just a push literal with the precomputed value (the class VirtualMachine).
this is not what #asMethodConstant provides? Esteban > In the end I decided not to use this, but you can use it and extend it to > support more than just constants (any AST manipulation is possible). > Just checked it works in Pharo 6. > > On Fri, May 25, 2018 at 4:26 PM, Stephan Eggermont <step...@stack.nl > <mailto:step...@stack.nl>> wrote: > Debiller 777 <ozovozovozo...@gmail.com <mailto:ozovozovozo...@gmail.com>> > wrote: > > Well, I've already asked about adding new literals to pharo or > Smalltalk in > > general, however this time I have a better idea: > > macros. Can they be added? Because if I understand correctly they may be > > the only way to do that. > > Why do you think they would be a good idea? We have powerful > meta-programming facilities that are well understood and somewhat supported > by tooling. How do we get value out of macros? > > Stephan > > > > > > > -- > Clément Béra > https://clementbera.github.io/ <https://clementbera.github.io/> > https://clementbera.wordpress.com/ <https://clementbera.wordpress.com/>
