[Bug target/114567] rs6000: explicit _Float128 doesn't generate optimal code

2024-04-10 Thread linkw at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114567 --- Comment #1 from Kewen Lin --- This is power8 LE specific, for KFmode its mov expander calls rs6000_emit_le_vsx_move, so it's with V1TI subreg, then rs6000 specific pass swaps generate one MEM with AND -16, which make combine unable to optimi

[Bug target/114567] rs6000: explicit _Float128 doesn't generate optimal code

2024-04-02 Thread linkw at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114567 Kewen Lin changed: What|Removed |Added Target Milestone|--- |15.0 Keywords|