LRA reloads of subregs

[Segher Boessenkool]

On Thu, Sep 03, 2015 at 03:33:56PM -0700, David Miller wrote:
> (insn 18631 1099 1100 14 (set (reg:SI 13423)
>         (subreg:SI (mem/c:QI (plus:SI (reg/f:SI 101 %sfp)
>                     (const_int -14269 [0xffffffffffffc843])) [0 %sfp+-14269 S1 A8]) 0)) x.c:104 63 {*movsi_insn}
>      (expr_list:REG_DEAD (reg:QI 287)
>         (nil)))

> I wonder why another target's LRA conversion hasn't hit this :-)

Maybe a stupid question but... why are you seeing subregs of mem at all?
Does sparc not have INSN_SCHEDULING defined?


Segher