[LLVMdev] buildbot with -vectorize
tobias at grosser.es
Thu Jun 28 10:06:40 CDT 2012
On 06/28/2012 05:04 PM, Hal Finkel wrote:
> On Thu, 28 Jun 2012 16:04:38 +0200
> Tobias Grosser<tobias at grosser.es> wrote:
>> On 06/28/2012 02:51 PM, Hal Finkel wrote:
>>> On Sun, 24 Jun 2012 14:44:45 +0200
>>> Tobias Grosser<tobias at grosser.es> wrote:
>>> Also, since you're running these on an x86_64 machine, and I think
>>> they don't have unaligned vector load/stores, you should probably
>>> add -mllvm -bb-vectorize-aligned-only to the target flags.
>> What about MOVUPS and MOVUPD?
> Good point. Never mind. I suppose those can be used for the integer
> vectors too.
To my knowledge, integer vectors only make sense starting from AVX2.
Before, integer vector operations are not really well supported on x86.
More information about the LLVMdev