[Bug rtl-optimization/18233] extraneous inc/dec pair

2004-11-11 Thread pinskia at gcc dot gnu dot org
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-11-11 20:15 --- Confirmed. We are splitting ffs late which causes this problem (maybe doing an expand instead of splitter fixes the problem). -- What|Removed |Added --

[Bug rtl-optimization/18233] extraneous inc/dec pair

2004-10-30 Thread pinskia at gcc dot gnu dot org
--- Additional Comments From pinskia at gcc dot gnu dot org 2004-10-30 19:28 --- On PPC, we get: cmpwi cr0,r3,0 li r2,0 neg r0,r3 and r0,r3,r0 bne- cr0,L7 mr r3,r2 blr L7: cntlzw r0,r0 subfic r2,r0,31 mr r3,r