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(parent: b343eb4) | patch
softfloat: enforce softfloat if the host's FMA is broken
authorEmilio G. Cota <[email protected]>
Tue, 25 Dec 2018 07:03:05 +0000 (02:03 -0500)
committerAlex Bennée <[email protected]>
Tue, 22 Jan 2019 20:48:17 +0000 (20:48 +0000)
commitf6b3b108a808fe07f8a45f82bc88196f668cf627
treec25d3a0c91ff44f25e6aa89313fb0da8c58da3f9tree | snapshot
parentb343eb462bcf825d60a29269054d54aff95b1722commit | diff
softfloat: enforce softfloat if the host's FMA is broken

The added branch to the FMA ops is marked as unlikely and therefore
its impact on performance (measured with fp-bench) is within noise range
when measured on an Intel(R) Xeon(R) Gold 6142 CPU @ 2.60GHz.

Reported-by: Laurent Desnogues <[email protected]>
Signed-off-by: Emilio G. Cota <[email protected]>
Reviewed-by: Richard Henderson <[email protected]>
Signed-off-by: Alex Bennée <[email protected]>
fpu/softfloat.c diff | blob | blame | history
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