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From: | Tom Musta |
Subject: | Re: [Qemu-devel] [PATCH 13/19] Add VSX ISA2.06 Multiply Add Instructions |
Date: | Fri, 25 Oct 2013 12:13:40 -0500 |
User-agent: | Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.0.1 |
On 10/25/2013 11:42 AM, Richard Henderson wrote:
I believe that a better implementation could use float*_muladd, and check the result for float_flag_invalid. If set, compute the intermediate product so you can figure out the VXISI setting. But we'd expect that to be an unlikely path.
Interesting thought. I think I see a way to re-arrange the code. Thanks, Richard.
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