Saturating integer arithmetic
Ola Fosheim Grøstad via Digitalmars-d
digitalmars-d at puremagic.com
Sun Jun 26 21:23:10 PDT 2016
On Sunday, 26 June 2016 at 22:34:29 UTC, Andrei Alexandrescu
wrote:
> On 06/26/2016 02:07 PM, ketmar wrote:
>> On Sunday, 26 June 2016 at 13:59:03 UTC, Andrei Alexandrescu
>> wrote:
>>> See the recent thread "DbI checked integral". Saturation is a
>>> direct
>>> goal, and you should be able to optimize operations for each
>>> type by
>>> defining relatively small hooks.
>>
>> alas, it is completely inappropriate for any computation-heavy
>> task.
>> even if dmd inliner will do some miracle and will inline some
>> calls.
>
> What is some good literature to look at for SIMD saturation
> arithmetic? -- Andrei
https://software.intel.com/sites/landingpage/IntrinsicsGuide/#text=adds_epi
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