On Mon, Jan 9, 2012 at 4:30 PM, Michael Meissner <meiss...@linux.vnet.ibm.com> wrote: > I was recently trying to turn on some of the debug options I put in when doing > the initial power7 work to track down some performance regressions. The > following patches fix problems that come up in telling the compiler to use the > traditional floating point insns for scalar mode on power7 > (-mno-vsx-scalar-double). It also adds reload helpers for using the VSX > memory > load instructions when the compiler is allowed to use VSX memory instructions > for scalars. There were no regressions with these patches. Are they ok to be > checked in? > > 2012-01-09 Michael Meissner <meiss...@linux.vnet.ibm.com> > > * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF > reload patterns if -mvsx-scalar-memory. > > * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be > generated, even -mno-vsx-scalar-double was used. > (vsx_xscvdpsp_scalar): Likewise. > (vsx_xscvspdp_scalar2): Likewise.
Okay. Thanks, David
