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Re: gcc compile-time performance
From: Jan Hubicka <email@example.com>
Date: Fri, 17 May 2002 19:16:24 +0200
> I know that the subreg-byte changes added a lot of overhead
> particularly via the subreg_regno_offset() function (which was
> an inline macro in my original diffs).
Do you have some data? Perhaps we can replace the division by
simple lookup table...
Jan, this was 3 or 4 years ago, I have no recollection what
the details were :-)
The table idea sounds very good, int mode_size_div[X][Y], something