[Bug target/65710] [4.9/5 Regression] Thumb1 ICE caused by no register to spill

[evstupac at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65710

--- Comment #12 from Stupachenko Evgeny <evstupac at gmail dot com> ---
(In reply to Stupachenko Evgeny from comment #8)
> The patch most likely (currently bisecting to get exact commit) caused 15%
> regression on spec2000 164.gzip test compiled with "-Ofast -funroll-loops
> -flto -march=slm -m32 -fPIE -pie".
> (reproducible on Sandybridge).

Confirmed. The commit caused 15% regression on 164.gzip