[Bug target/112919] LoongArch: Alignments in tune parameters are not precise and they regress performance

[xry111 at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112919

--- Comment #3 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
Top 10 configurations on LA464 for Coremark:

12757.542897     -falign-labels=4 -falign-functions=8 -falign-loops=32
-falign-jumps=32
12763.241863     -falign-labels=4 -falign-functions=64 -falign-loops=32
-falign-jumps=16
12764.871075     -falign-labels=4 -falign-functions=8 -falign-loops=8
-falign-jumps=64
12766.500702     -falign-labels=4 -falign-functions=16 -falign-loops=32
-falign-jumps=16
12777.919755     -falign-labels=4 -falign-functions=64 -falign-loops=8
-falign-jumps=64
12779.552716     -falign-labels=4 -falign-functions=8 -falign-loops=8
-falign-jumps=32
12799.180852     -falign-labels=4 -falign-functions=64 -falign-loops=8
-falign-jumps=16
12808.197246     -falign-labels=4 -falign-functions=32 -falign-loops=8
-falign-jumps=64
12823.800975     -falign-labels=4 -falign-functions=32 -falign-loops=32
-falign-jumps=16
12828.736369     -falign-labels=4 -falign-functions=64 -falign-loops=8
-falign-jumps=32