[LLVMdev] floating point exception and SSE2 instructions

Simon Burton simon at arrowtheory.com
Wed Apr 19 16:49:58 PDT 2006


On Wed, 19 Apr 2006 18:21:32 -0500 (CDT)
Chris Lattner <sabre at nondot.org> wrote:

> 
> 
> I don't see what this has to do with anything, but...

Me neither.

> 
> > Is there a way I can disable SSE instruction generation in LLVM ?
> 
> Yes.  Pass -mattr=-sse1,-sse2,-sse3 to lli or llc.

Right, that fixed it.

BTW:

from the --help:
  -mattr=<a1,+a2,-a3,...>      - Target specific attributes (-mattr=help for details)
  -mcpu=<cpu-name>             - Target a specific cpu type (-mcpu=help for details)

but -mattr=help doesn't do anything.

Simon.


-- 
Simon Burton, B.Sc.
Licensed PO Box 8066
ANU Canberra 2601
Australia
Ph. 61 02 6249 6940
http://arrowtheory.com 




More information about the llvm-dev mailing list