[LLVMdev] RFC: AVX Feature Specification

Stefanus Du Toit stefanus.dutoit at rapidmind.com
Wed May 27 11:58:27 PDT 2009

On 30-Apr-09, at 6:38 PM, Dan Gohman wrote:
> On Apr 30, 2009, at 3:02 PM, David Greene wrote:
>> As I've been going along I've added feature flags for SSE4a and
>> SSE5.  These
>> really do need to be separate feature flags because having SSE4a and/
>> or SSE5
>> does not imply that you have SSE4.2 or SSE4.1.  So they can't be
>> part of the
>> X86SSELevel scheme.
> Offhand, I'd say SSE4a and SSE5 ought to be separate flags too.

FWIW we added a flag for SSE4A in a commit yesterday, as well as more  
AMD architecture types.

Stefanus Du Toit <stefanus.dutoit at rapidmind.com>
   RapidMind Inc.
   phone: +1 519 885 5455 x116 -- fax: +1 519 885 1463

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