Vector Class Discussion

Fallbacks for gatherXX()?
Author: Agner Date: 2017-07-10 23:35
You may use the lookup functions. Gathering non-contiguous data is very inefficient anyway on CPUs that don't have these instructions.

Sometimes you can avoid the problem by reorganizing the data or by using permute functions.

 
thread Fallbacks for gatherXX()? new - Chris Newbold - 2017-07-10
last replythread Fallbacks for gatherXX()? - Agner - 2017-07-10
last replythread Fallbacks for gatherXX()? new - Chris Newbold - 2017-07-11
last replythread Fallbacks for gatherXX()? new - Agner - 2017-07-11
last replythread Fallbacks for gatherXX()? new - Chris Newbold - 2017-07-11
last reply Fallbacks for gatherXX()? new - Agner - 2017-07-11