Re: [PATCH 03/10] rs6000: Do not use addic in the ctr* splitters

2014-12-08 Thread David Edelsohn
On Mon, Dec 8, 2014 at 9:18 AM, Segher Boessenkool wrote: > These splitters are only used when for some reason we generated a bdnz > loop but we cannot actually use one (CTR is already used for something > else, for example). This shouldn't happen often, so making the split > sequence one insn lo

[PATCH 03/10] rs6000: Do not use addic in the ctr* splitters

2014-12-08 Thread Segher Boessenkool
These splitters are only used when for some reason we generated a bdnz loop but we cannot actually use one (CTR is already used for something else, for example). This shouldn't happen often, so making the split sequence one insn longer isn't a big deal. 2014-12-08 Segher Boessenkool gcc/