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Re: gcc compile-time performance
- From: Richard Earnshaw <rearnsha at arm dot com>
- To: dewar at gnat dot com (Robert Dewar)
- Cc: Richard dot Earnshaw at arm dot com, gcc at gcc dot gnu dot org, jh at suse dot cz
- Date: Mon, 20 May 2002 16:07:35 +0100
- Subject: Re: gcc compile-time performance
- Organization: ARM Ltd.
- Reply-to: Richard dot Earnshaw at arm dot com
> <We can't assume the presence of 64-bit integer types during the initial
> stage of the bootstrap (ie before we have finished making stage1)
> >
>
> Do you really need this in the first bootstrap stage.
Yes, or stage 2 and 3 will differ.
>
> Anyway, you could write a little library of scaled integer arithmetic using
> two 32-bit integers to represent binary exponent and fraction for example.
That was the lines I was thinking of. 32-bit integer part, 32-bit
fractional part.
R.