[LLVMdev] floating point exception and SSE2 instructions

Simon Burton simon at arrowtheory.com
Wed Apr 19 11:28:34 PDT 2006

On Tue, 18 Apr 2006 23:27:39 -0700
Evan Cheng <evan.cheng at apple.com> wrote:

> Hi Simon,
> The x86 backend does generate scalar SSE2 instructions. For your  
> example, it should emit something like:

Oh, how did you get this ?


> There is nothing here that should cause an exception. Are you using a  
> release or cvs?


>From what I remember, this is a bug in debian libc:
some floating point flags are set incorrectly causing SIGFPE.
Can't find the bug report ATM.



Simon Burton, B.Sc.
Licensed PO Box 8066
ANU Canberra 2601
Ph. 61 02 6249 6940

More information about the llvm-dev mailing list