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Re: Does -mfpmath=sse include SSE2?
- From: "R. Kelley Cook" <robert_k_cook at comerica dot com>
- To: "Scott Robert Ladd" <scott at coyotegulch dot com>, gcc at gcc dot gnu dot org
- Date: Mon, 30 Dec 2002 11:55:52 -0500
- Subject: Re: Does -mfpmath=sse include SSE2?
- References: <FKEAJLBKJCGBDJJIPJLJKELDDOAA.scott@coyotegulch.com>
> On a Pentium 4 system, does the switch -mfpmath=sse cause the
compiler > to generate code using SSE2 instructions for calculations
involving
> doubles?
>
> Note: I've also specified -march=pentium4 -mcpu=pentium4.
Yes.
BTW, feel free to send patches for clearer documentation. The docs on
some of the new options are a bit muddled.
Kelley Cook