Re: [PATCH] V10 patch #1, Use PLI to load up large DImode constants if -mcpu=future

2019-12-17 Thread Segher Boessenkool
Hi! On Wed, Dec 11, 2019 at 07:12:23PM -0500, Michael Meissner wrote: > --- gcc/config/rs6000/rs6000.c(revision 279141) > +++ gcc/config/rs6000/rs6000.c(working copy) > @@ -5541,6 +5541,10 @@ num_insns_constant_gpr (HOST_WIDE_INT va > && (value >> 31 == -1 || value >> 31

[PATCH] V10 patch #1, Use PLI to load up large DImode constants if -mcpu=future

2019-12-11 Thread Michael Meissner
This patch adds an alternative to use PLI to load up large DImode constants if -mcpu=future is used. It is a slight reworking of patch V7 #1 after reformating the movdi_interal64 insn. I have done bootstraps and make check on a power8 little endian system and there were no regressions. Can I