Re: late generation of assemble code

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On Sun, May 24, 2020 at 12:06 AM Paul Dufresne via devel
<devel@xxxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> On 5/23/20 11:26 PM, Neal Gompa wrote:
> > On Sat, May 23, 2020 at 11:22 PM Paul Dufresne via devel
> > <devel@xxxxxxxxxxxxxxxxxxxxxxx> wrote:
> ...
> > It's completely toast on Linux for the same reason FatELF was: nobody liked it.
>
> ...
>
> I think this is different than FatELF. The idea of FatELF, is that it
> contains the generated code for more than one CPU (as I understand it).
> This means that some of the FatELF you don't need because it is not for
> your CPU. But I propose to not distribute any code for your CPU, only
> high-level assembler (LLVM code). Optimizing the high-level assembler on
> your own computer, you get the optimizations for your CPU, where more
> normal methods have to choose base common characteristics of the CPU family.
>

Your right that the technical reasoning for why nobody liked it is
different. But people don't like what LLVM does either (and
personally, I think clang is still not a great compiler), so we don't
use it that way. Though I suspect it shows up more often in graphics
stuff that way already.



--
真実はいつも一つ!/ Always, there's only one truth!
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