Displaying 2 results from an estimated 2 matches for "4e037b90".
2013 Feb 06
0
[LLVMdev] On large vectors
Renato Golin wrote:
[...]
> I can see why freakishly large vectors would produce bad code. The
> type <50 x float> would be widened to the next power of two, and
> then split over and over again until it fits into registers. So,
> any <50 x float> would take 16 XMM registers, that will be spilled.
> The situation with integer types is even worse
2013 Feb 06
3
[LLVMdev] On large vectors
On 6 February 2013 17:03, Nadav Rotem <nrotem at apple.com> wrote:
> I can see why freakishly large vectors would produce bad code. The type
> <50 x float> would be widened to the next power of two, and then split over
> and over again until it fits into registers. So, any <50 x float> would
> take 16 XMM registers, that will be spilled. The situation with integer