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[Bug rtl-optimization/19780] Floating point computation far slower for -mfpmath=sse
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 29 Sep 2005 04:05:39 -0000
- Subject: [Bug rtl-optimization/19780] Floating point computation far slower for -mfpmath=sse
- References: <20050203162419.19780.uros@kss-loka.si>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-09-29 04:05 -------
Confirmed. This is weird and this is an ra issue. I don't understand why the ra is spilling it to the stack
as there are enough SSE registers to hold the 6 registers.
--
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Component|target |rtl-optimization
Ever Confirmed| |1
GCC target triplet|i686-pc-linux-gnu |i686-*-*
Keywords| |ra
Last reconfirmed|0000-00-00 00:00:00 |2005-09-29 04:05:34
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19780