[Bug target/36539] Poor register allocation from IRA

2023-05-14 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=36539 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |4.8.0 Resolution|---

[Bug target/36539] Poor register allocation from IRA

2010-01-29 Thread vmakarov at redhat dot com
--- Comment #10 from vmakarov at redhat dot com 2010-01-29 20:33 --- Jeff, I saw analogous problem when I worked on improving IRA performance. I checked the approach you are proposing. But it works considerably worse on SPEC2000. Finally, I found that the best conflicting cost techniq