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PR target/47989
authoruros <uros@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 20 Oct 2011 15:13:30 +0000 (15:13 +0000)
committeruros <uros@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 20 Oct 2011 15:13:30 +0000 (15:13 +0000)
commit140528a5ab967624567ae69a50b40ede82dac874
treeb2865b0329a5ef25c74c1e8566b4243511b4c51atree | snapshot
parentaabf03a2ee13a42f3c619a606dfe8c173da30bdecommit | diff
PR target/47989
* config/i386/i386.h (RECIP_MASK_DEFAULT): New define.
* config/i386/i386.op (recip_mask): Initialize with RECIP_MASK_DEFAULT.
* doc/invoke.texi (ix86 Options, -mrecip): Document that GCC
implements vectorized single float division and vectorized sqrtf(x)
with reciprocal sequence with additional Newton-Raphson step with
-ffast-math.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@180256 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/config/i386/i386.h diff | blob | history
gcc/config/i386/i386.opt diff | blob | history
gcc/doc/invoke.texi diff | blob | history
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