------- Comment #12 from rakdver at gcc dot gnu dot org 2006-09-28 14:21 ------- (In reply to comment #11) > (In reply to comment #9) > > Oh, didn't I fix this? See PR26726. > This is unrelated to that as the trees produced is defined but just looks > weird > and really the one IV selection is messed up. It should have chosen two IVs > for this loop instead of just one. > Actually unrolling is not need to produced the bad code: > .L2: > lwz 0,0(9) > stwx 0,11,9 > addi 9,9,4 > bdnz .L2 > I bet a beer that loop.c actually fixed this crap up before.
I am bad at reading ppc assembler; could you please explain what exactly is wrong with the code you present? -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29256
