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add SSE path for Matrix4f inverse, taken from Intel except that we do a kosher

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division instead of RCPPS-followed-by-Newton-Raphson. The rationale for that is
that elsewhere in Eigen we dont allow ourselves this approximation (which throws
2 bits of mantissa), so there's no reason we should allow it here.
This commit is contained in:
Benoit Jacob
2009-12-14 22:47:14 -05:00
parent d5f3b2dc94
commit d02eccf584
6 changed files with 175 additions and 11 deletions
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COPYING.LGPL
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@@ -1,4 +1,4 @@
GNU LESSER GENERAL PUBLIC LICENSE
GNU LESSER GENERAL PUBLIC LICENSE
Version 3, 29 June 2007
Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>