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[Bug middle-end/19391] [4.0 Regression] missed optimization with size of 8 vectors
- From: "rth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 12 Jan 2005 09:54:48 -0000
- Subject: [Bug middle-end/19391] [4.0 Regression] missed optimization with size of 8 vectors
- References: <20050112063239.19391.pinskia@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From rth at gcc dot gnu dot org 2005-01-12 09:54 -------
Try again with <mmintrin.h> functions.
It is absolutely ESSENTIAL that we do NOT emit mmx vector operations UNLESS
the <mmintrin.h> routines are used. Doing so without the compiler also
being able to insert emms instructions is wrong-code.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19391