[Bug tree-optimization/96654] Failure to optimize vectorized conversion to `int` with AVX

2020-08-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96654 Richard Biener changed: What|Removed |Added CC||rguenth at gcc dot gnu.org,

[Bug tree-optimization/96654] Failure to optimize vectorized conversion to `int` with AVX

2020-08-22 Thread glisse at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96654 --- Comment #2 from Marc Glisse --- gcc doesn't seem very fond of using 2 different vector bitsizes at the same time, so VEC_PACK_FIX_TRUNC_EXPR takes 2 vectors of 2 double and gives one vector of 4 int. At the RTL level, we have a

[Bug tree-optimization/96654] Failure to optimize vectorized conversion to `int` with AVX

2020-08-17 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96654 Uroš Bizjak changed: What|Removed |Added Ever confirmed|0 |1 Component|target