Hi Alan, On Sat, Feb 16, 2019 at 10:40:24PM +1030, Alan Modra wrote: > This patch fixes a bug that can result in "insn does not satisfy its > constraints" if these splitters fire due to not getting ctr for the > jump insn. Since the jump insn can have any of r,m,d,wi,c,l as the > decremented count output, it's not sufficient to check for > gpc_reg_operand (which matches VSX regs for example). Seen after > correcting register_move_cost when the cost of gpr <-> vsx is much > lower. Since this is a prerequisite to fixing PR89271, I'm mentioning > that PR in the ChangeLog. > > The <bd>tf_<mode> split had a further bug in that it wouldn't match > if the count output was m,d,wi, or l. > > Bootstrapped etc. powerpc64le-linux. OK?
Okay, thanks! For trunk as well as backports. Segher
