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RE: Adding fenv.h for ARM and SPARC
- From: "Jon Beniston" <jon at beniston dot com>
- To: "'Wilco Dijkstra'" <Wilco dot Dijkstra at arm dot com>, <aadit0402 at gmail dot com>
- Cc: <newlib at sourceware dot org>, "'nd'" <nd at arm dot com>
- Date: Mon, 14 Aug 2017 12:33:52 +0100
- Subject: RE: Adding fenv.h for ARM and SPARC
- Authentication-results: sourceware.org; auth=none
- References: <DB6PR0801MB20538C27339E7DE0E7A29E4E838C0@DB6PR0801MB2053.eurprd08.prod.outlook.com>
>When you use software floating point there is no need for fenv. The
rounding mode is
> fixed and there are no exceptions.
That's not true for the softfloat lib though (assuming we're talking about
(http://www.jhauser.us/arithmetic/SoftFloat.html) - which I believe supports
both.
Cheers,
Jon