[Bug target/115118] [15 Regression] 5-13% slowdown of 470.lbm on zen4 since r15-327-gf4b86ab09dfe25

2025-03-10 Thread pheeck at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115118 --- Comment #5 from Filip Kastl --- Btw I also ran into 5% -Ofast -march=native -flto *speedup* on a Zen5 machine. But that still doesn't offset the 13% that the graph shows.

[Bug target/115118] [15 Regression] 5-13% slowdown of 470.lbm on zen4 since r15-327-gf4b86ab09dfe25

2025-03-10 Thread pheeck at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115118 Filip Kastl changed: What|Removed |Added Summary|[15 Regression] 5-13% |[15 Regression] 5-13% |

[Bug target/115118] [15 Regression] 5-13% slowdown of 470.lbm on zen4

2025-03-05 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115118 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P2

[Bug target/115118] [15 Regression] 5-13% slowdown of 470.lbm on zen4

2025-01-08 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115118 Andrew Pinski changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug target/115118] [15 Regression] 5-13% slowdown of 470.lbm on zen4

2024-05-21 Thread hp at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115118 --- Comment #2 from Hans-Peter Nilsson --- (In reply to Hans-Peter Nilsson from comment #1) > Not-so-wild guess: r15-518, for similar-but-unrelated reasons to PR115144. Ah, dyscalculia strikes again. :) Please ignore.

[Bug target/115118] [15 Regression] 5-13% slowdown of 470.lbm on zen4

2024-05-21 Thread hp at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115118 Hans-Peter Nilsson changed: What|Removed |Added CC||hp at gcc dot gnu.org --- Comment

[Bug target/115118] [15 Regression] 5-13% slowdown of 470.lbm on zen4

2024-05-16 Thread pheeck at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115118 Filip Kastl changed: What|Removed |Added Version|14.0|15.0 Target Milestone|---