[self-interest] Hi, Self for Linux compiling Self to LLVM ...

[Jan-Paul Bultmann]

On Sep 5, 2011, at 2:04 PM, Mildred Ki'Lya wrote:

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>> Over the last two days, I found out about Klein, but the project seems dead, isn't it? I just looked at the source tree on github and there are C source files, If it's supposed to be written in Self, then I don't understand their purpose.
> The C code is there for the Debugger, Klein was designed to be able to Run on one Machine and Debug another, to do this it needs a little helper if anything goes wrong and you, for example break the JIT, in this case you need to fall back to a other native piece of code that is written in C, but I think if Klein was finished it would be easy to write that debug server in Self.
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> Ok, thanks.
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> So probably, I'd need this cone at one point if I'm playing with Klein. The problem is that's an Xcode project, and there is no makefile. I'll see that if I need it.
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>> As far as I can think, the VM itself can't be written in a language that requires a VM. Or else, we'd need to maintain that VM itself. The only way is to get a compiler for Self.
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> You underestimate the Self System a bit here, it was the one that developed the Java JIT Hotspot stuff, before it it became that.
> Klein is basically a Self compiler, yes it is also a VM, but with JIT now supported by most other languages it's not so uncommon anymore ;)
> What it does when bootstrapping the VM is basically emitting the JIT code and then deep freezing it by statical linking and exporting to a file.
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> That's what I thought after I found the 2005 paper describing Klein.
> Apparently, there is a PPC assembly backend that works, i386 and sparc modules. Basically, what is needed is a llvm backend so it could be cross platform.
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>> Thank you for the pointers, I already started my own compiler based on the syntax rules on the Self website, but these might be interesting.
> Afaik there is also a Parser generator written in Self in the Klein bundle, I don't know if it is mango or yoda ^^, one of the two ;)
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> Yoda I think.
It's mango :D even though language of yoda one reminds of parsers more.
Yoda is a small Image for embedded devices like the iPhone or newton ;)

Cheers, Jan
> I think i'll work with klein rather than developing everything again.
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> Mildred
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> -- 
> Mildred Ki'Lya
> http://mildred.fr
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