https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105666
Vineet Gupta <vineet.gupta at linux dot dev> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |FIXED
--- Comment #4 from Vineet Gupta <vineet.gupta at linux dot dev> ---
Commited by Kito.
commit b646d7d279ae0c0d35564542d09866bf3e8afac0
Author: Vineet Gupta <vine...@rivosinc.com>
Date: Mon May 23 11:12:09 2022 -0700
RISC-V: Inhibit FP <--> int register moves via tune param
Under extreme register pressure, compiler can use FP <--> int
moves as a cheap alternate to spilling to memory.
This was seen with SPEC2017 FP benchmark 507.cactu:
ML_BSSN_Advect.cc:ML_BSSN_Advect_Body()
