[sldev] [VWR] Vectorization on i386?

[Callum Lerwick]

On Mon, 2007-12-03 at 16:07 -0600, Callum Lerwick wrote:
> By "enabled" in this thread I mean enabling the SSE code at *runtime*.
> That is the problem. Which is what I have fixed. I'm not sure what
> you're meaning by "not enabled", if you're saying its "not enabled" as
> in "not compiled in at all", you're wrong. :)

Ooooh wait, more "dur" info. The preprocessor logic in llv4math.h looks
like this:

#if LL_GNUC && __GNUC__ >= 4 && __SSE__
#define LL_VECTORIZE 1

So, since LL is clinging to gcc 3, SSE *is* in fact disabled in LL
builds. But all of us compiling with gcc 4 have been getting SSE. :)
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