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Re: [PowerPC64] Correct IBM long double frexpl
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Alan Modra <amodra at gmail dot com>
- Cc: <libc-alpha at sourceware dot org>
- Date: Tue, 25 Mar 2014 12:16:51 +0000
- Subject: Re: [PowerPC64] Correct IBM long double frexpl
- Authentication-results: sourceware.org; auth=none
- References: <20140325023118 dot GG18201 at bubble dot grove dot modra dot org>
On Tue, 25 Mar 2014, Alan Modra wrote:
> Besides fixing the bugzilla, this also fixes corner-cases where the high
> and low double differ greatly in magnitude, and handles a denormal
> input without resorting to a fp rescale.
Cases where the high and low double differ greatly in magnitude are bug
16619 (such test inputs can't be represented in libm-test.inc, but you
should see improvements in test results for clog10l; it was large errors
from clog10l that drew my attention to problems with such cases).
--
Joseph S. Myers
joseph@codesourcery.com