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Re: [Qemu-devel] [PATCH 08/12] ARM: Return correct result for single<->d
From: |
Nathan Froyd |
Subject: |
Re: [Qemu-devel] [PATCH 08/12] ARM: Return correct result for single<->double conversion of NaN |
Date: |
Wed, 1 Dec 2010 09:54:48 -0800 |
User-agent: |
Mutt/1.5.17+20080114 (2008-01-14) |
On Wed, Dec 01, 2010 at 09:52:13AM -0800, Richard Henderson wrote:
> I think I've lost the thread a bit -- is the proposal to
> replace the existing float*_is_nan with _is_quiet_nan and
> invent a new function that returns true for both Q+S? That
> at least would be monotonic improvement for Alpha, although
> as noted above not 100% correct.
Yes, that's the plan. As (planned to be) implemented, doing this should
not change anything:
1. s/float*_is_nan/float*_is_quiet_nan/g
2. write new float*_is_nan
3. use new float*_is_nan in new code
4. replace bogus float*_is_quiet_nan uses with new function
-Nathan