[Bug tree-optimization/101555] Compile slowdown in tree PRE

2022-07-22 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101555 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/101555] Compile slowdown in tree PRE

2021-09-07 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101555 --- Comment #7 from Richard Biener --- The committed change improves compile-time to less than 50s, in principle it also applies to the GCC 11 and 10 branches where the related issue was fixed.

[Bug tree-optimization/101555] Compile slowdown in tree PRE

2021-09-07 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101555 --- Comment #6 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:f387ff788f63c1974479644edae728047f843ec4 commit r12-3378-gf387ff788f63c1974479644edae728047f843ec4 Author: Richard Biener Date:

[Bug tree-optimization/101555] Compile slowdown in tree PRE

2021-09-07 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101555 --- Comment #5 from Richard Biener --- OK, so most of the time is spent in ANTIC compute, specifically PHI translation and there translate_vuse_through_block doing the (rate limited) stmt_may_clobber_ref_p_1 query. It's a bit fishy that we're

[Bug tree-optimization/101555] Compile slowdown in tree PRE

2021-09-06 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101555 Richard Biener changed: What|Removed |Added Summary|[12 Regression] Compile |Compile slowdown in tree