[Bug tree-optimization/103592] fatigue2 benchmarks on zen runs 43% faster with -fno-tree-vectorize -fno-tree-slp-vectorize

2021-12-07 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103592 --- Comment #2 from Richard Biener --- 23.13% 44783 a.out.vecta.out.vect[.] __perdida_m_MOD_generalized_hookes_law.constprop.0.isra.0# 2.40% 4641 a.out.vecta.out.vect[.]

[Bug tree-optimization/103592] fatigue2 benchmarks on zen runs 43% faster with -fno-tree-vectorize -fno-tree-slp-vectorize

2021-12-07 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103592 Martin Liška changed: What|Removed |Added CC||marxin at gcc dot gnu.org Last

[Bug tree-optimization/103592] fatigue2 benchmarks on zen runs 43% faster with -fno-tree-vectorize -fno-tree-slp-vectorize

2021-12-06 Thread hubicka at kam dot mff.cuni.cz via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103592 --- Comment #1 from hubicka at kam dot mff.cuni.cz --- > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26163 > [Bug 26163] [meta-bug] missed optimization in SPEC (2k17, 2k and 2k6 and 95) note that fatigue2 is polyhedron, not spec...