.class code optimization
Andrew Haley
aph@redhat.com
Fri Oct 11 11:02:00 GMT 2002
Tom Tromey writes:
> >>>>> "Adam" == Adam Megacz <gcj@lists.megacz.com> writes:
>
> Andrew> Because, as far as we are concerned, there's no point.
>
> Adam> Inlining methods within and across .class files makes a huge,
> Adam> huge, huge difference if you're deploying to the Microsoft JVM.
>
> It is probably easier to write a new tool that optimizes the .class
> files directly than it would be to teach gcj how to do optimizations
> before generating .class files. This might even be true once the new
> tree optimization code is complete; it is possible that SIMPLE won't
> retain enough information, or will do too many transformations, for us
> to generate bytecode after lowering.
It's certain IMO. SIMPLE is far too low-level to generate bytecode.
Andrew.
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