Polly -polly-prevect-width

i musing polly with vec-width=16 default my IR emits <16xi32> and remaining as <4xi32> by using polly. I want my IR to emit <16xi32> and remaining left as <8xi32>. How to do this?

i m trying to use -polly-prevect-width.

please help.

Could you provide more details on what you are trying to do?
Especially what input IR you provide (the entire function) to polly
and what output IR you expect?