[Bug middle-end/109537] Improve code generation for dynamic loop unrolling

2023-04-17 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109537 Andrew Pinski changed: What|Removed |Added Keywords||missed-optimization Severity|

[Bug middle-end/109537] Improve code generation for dynamic loop unrolling

2023-04-17 Thread helijia.i at foxmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109537 --- Comment #1 from Li Jia He --- Update gcc's assembly as gcc did not turn on auto vectorization during O2, The compilation command for gcc is 'cc1 unroll.c -O3 -funroll-loops', The compilation command for clang is 'clang unroll.c -O3 -S' ''' $