[Bug c/103252] questionable codegen with kmovd

2021-11-15 Thread jason at zx2c4 dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103252 --- Comment #2 from Jason A. Donenfeld --- Here's a more minimal test case: https://gcc.godbolt.org/z/15hnsb6of And even smaller: https://gcc.godbolt.org/z/KG63ErzEr

[Bug c/103252] questionable codegen with kmovd

2021-11-15 Thread jason at zx2c4 dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103252 --- Comment #1 from Jason A. Donenfeld --- My march=native should expand to: -march=tigerlake -mmmx -mpopcnt -msse -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -mavx -mavx2 -mno-sse4a -mno-fma4 -mno-xop -mfma -mavx512f -mbmi -mbmi2 -maes -mpclmul -m