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[Bug math/14412] Removal of sysdeps/x86_64/fpu/s_sincos.S causes pdf rendering time regression


http://sourceware.org/bugzilla/show_bug.cgi?id=14412

Rich Felker <bugdal at aerifal dot cx> changed:

           What    |Removed                     |Added
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                 CC|                            |bugdal at aerifal dot cx

--- Comment #4 from Rich Felker <bugdal at aerifal dot cx> 2012-07-28 22:15:13 UTC ---
Judging from the profiling figures in the bug report, it looks like the problem
is the cost of feraiseexcept, not the cost of correct sin/cos computation.
Would dropping use of feraiseexcept and replacing it with simple arithmetic
that generates the desired exception flags be a viable solution?

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