[PATCH] D131958: Add all constant physical registers to callee preserved masks

[Alexander Richardson via Phabricator via llvm-commits]

arichardson marked an inline comment as done.
arichardson added inline comments.


================
Comment at: llvm/test/CodeGen/RISCV/double-convert.ll:632
 ; RV32I-NEXT:    lui a3, 802304
 ; RV32I-NEXT:    li s2, 0
 ; RV32I-NEXT:    mv a0, s1
----------------
Still got a load of zero into a saved register here, not quite sure why. `blt s2, s4, .LBB12_4` should be able to use the zero register.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D131958/new/

https://reviews.llvm.org/D131958