[Bug target/116076] [15 Regression] 4.5% slowdown of 433.milc on AMD Zen4 since r15-2054-g1e3aa9c9278db6

2024-09-24 Thread pheeck at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116076 --- Comment #4 from Filip Kastl --- Should I leave this bug open or close it, then? What do you think, Richard?

[Bug target/116076] [15 Regression] 4.5% slowdown of 433.milc on AMD Zen4 since r15-2054-g1e3aa9c9278db6

2024-09-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116076 --- Comment #3 from Richard Biener --- While it might be interesting to investigate why making unaligned loads and stores costed faster than aligned ones the fix will be not restoring behavior to before the change. Given it's with LTO and only

[Bug target/116076] [15 Regression] 4.5% slowdown of 433.milc on AMD Zen4 since r15-2054-g1e3aa9c9278db6

2024-09-23 Thread pheeck at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116076 Filip Kastl changed: What|Removed |Added Keywords|needs-bisection | CC|

[Bug target/116076] [15 Regression] 4.5% slowdown of 433.milc on AMD Zen4

2024-07-24 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116076 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |15.0 Keywords|

[Bug target/116076] [15 Regression] 4.5% slowdown of 433.milc on AMD Zen4

2024-07-24 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116076 --- Comment #1 from Andrew Pinski --- Might be: https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=1e3aa9c9278db69d4bdb661a750a7268789188d6