[gcc r16-874] rs6000: Remove include of reload.h

https://gcc.gnu.org/g:f9e63ebcf60964fdc3b84c9b7fd7f19a9bf35b04 commit r16-874-gf9e63ebcf60964fdc3b84c9b7fd7f19a9bf35b04 Author: Segher Boessenkool Date: Tue May 20 22:01:30 2025 + rs6000: Remove include of reload.h As one of the last steps in removing old reload, I'll delete t

[gcc r14-9692] combine: Don't combine if I2 does not change

https://gcc.gnu.org/g:839bc42772ba7af66af3bd16efed4a69511312ae commit r14-9692-g839bc42772ba7af66af3bd16efed4a69511312ae Author: Segher Boessenkool Date: Wed Mar 27 14:09:52 2024 + combine: Don't combine if I2 does not change In some cases combine will "combine" an I2 and I3,