Lisp to C conversion
Daniel R. Levy
levy at ttrdc.UUCP
Sun Dec 8 16:57:42 AEST 1985
In article <10200028 at ada-uts.UUCP>, richw at ada-uts.UUCP writes:
>"topaz!root" says:
>Can you be more specific about "more optimization"?
>"Optimize" is a horrible word for "code-size/execution-time reduction".
>Did you ever consider that ALL programs which don't read any input
>(e.g. a program to calculate the first 1000 digits of pi) would be,
>theoretically, totally consumed by true "optimizing" compilers?
>That is, you tell the compiler to optimize your pi-calculating program
>and it spews out "3.14159..."
>
>-- Rich Wagner
That would be a marvel of "artificial intelligence" -- an optimizer that
can recognize algorithms. Imagine--it would replace your bubble sorts
with Shell sorts (or better); linear searches would become binary or hashed;
all sorts of neat stuff. The optimizer itself would crunch for long, long
periods of time; for "inputless" problems it might as well BE the task. And
how well would this apply to a gargantuan problem like the current attempt to
calculate the mass of the proton from an entirely theoretical basis on a bevy
of high-powered IBM CPUs? This is the kind of program where the data needed
could well be hardcoded in; I'd hate to wait for your "optimizer" to finish
with something of this kind!
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