[Bug target/68233] Performance : GCC not uses possible LDP-Instruction on ARM64

2015-11-06 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68233 ktkachov at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Known to work

[Bug target/68233] Performance : GCC not uses possible LDP-Instruction on ARM64

2015-11-06 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68233 ktkachov at gcc dot gnu.org changed: What|Removed |Added CC||ktkachov at gcc dot gnu.org

[Bug target/68233] Performance : GCC not uses possible LDP-Instruction on ARM64

2015-11-06 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68233 --- Comment #1 from Andrew Pinski --- Can you try GCC 5 or the trunk, I think this was just fixed recently. And it is not 1 cycle, it is 4 cycles (the latency to L1).