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Re: std::pow implementation
- From: Gabriel Dos Reis <gdr at integrable-solutions dot net>
- To: Richard dot Earnshaw at arm dot com
- Cc: Joe Buck <jbuck at synopsys dot com>, Robert Dewar <dewar at gnat dot com>, aoliva at redhat dot com, bernds at redhat dot com, gcc at gcc dot gnu dot org, rguenth at tat dot physik dot uni-tuebingen dot de, s dot bosscher at student dot tudelft dot nl
- Date: 04 Aug 2003 20:08:47 +0200
- Subject: Re: std::pow implementation
- Organization: Integrable Solutions
- References: <200308041754.h74HsRP03291@pc960.cambridge.arm.com>
Richard Earnshaw <rearnsha@arm.com> writes:
[...]
| The issue here isn't what to do with really tiny functions, or even what
| to to with really enormous ones: it's entirely to do with the boundary
| between the two -- how does the compiler decide that it has crossed from
| one to the other? A smart compiler can work that out based on its
| knowledge of the machine. A dumb one can't. Do we want gcc to be smart
| or dumb?
The question is really, do we want GCC be usable now or maby usable
only in two decades or so?
I'm all for research. But I would like GCC be usable now, given
simple implementations on traditional systems.
-- Gaby