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- Subject: Re: 32-bit CUPs with support for IEEE 754
- From: Florian Weimer <fw@...>
- Date: Wed, 08 Jun 2011 19:50:08 +0200
* David Given:
> Alex Queiroz wrote:
>> Shouldn't you be asking about which CPUs do *not* support IEEE 754?
> In terms of which CPUs *don't*: x86 can be configured not to, but we all
> know about those.
GCC does not support it when targeting generic (non-SSE2) i386 on
GNU/Linux, due to excess precision.
It might also be useful to know if the request is about the in-memory
representation or the semantics of operations.