[Bug regression/93009] AVX512 FMA - wrong code generation

2019-12-20 Thread matthias.hochsteger at tuwien dot ac.at
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93009 Matthias Hochsteger changed: What|Removed |Added Status|RESOLVED|UNCONFIRMED

[Bug regression/93009] AVX512 FMA - wrong code generation

2019-12-20 Thread matthias.hochsteger at tuwien dot ac.at
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93009 --- Comment #4 from Matthias Hochsteger --- Created attachment 47534 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47534=edit new code, cout results

[Bug regression/93009] AVX512 FMA - wrong code generation

2019-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93009 --- Comment #3 from Jakub Jelinek --- (In reply to Andrew Pinski from comment #2) > It is called fma but it does not have to do the fused multiple add. > For scalar types, you should use std::fma . BUT NOTE on targets where FMA > does not

[Bug regression/93009] AVX512 FMA - wrong code generation

2019-12-19 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93009 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug regression/93009] AVX512 FMA - wrong code generation

2019-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93009 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1