[PATCH] D93804: [RISCV] Spilling for RISC-V V extension.

Fraser Cormack via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Dec 29 11:44:22 PST 2020


frasercrmck added inline comments.


================
Comment at: llvm/lib/Target/RISCV/RISCVRegisterInfo.cpp:97
+  // enabled. See llvm/test/CodeGen/RISCV/rvv/spill-vector-csr.ll.
+  if (TFI->hasFP(MF) || Subtarget.hasStdExtV())
     markSuperRegs(Reserved, RISCV::X8); // fp
----------------
Should `hasFP` not pessimistically return true if V is enabled?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D93804/new/

https://reviews.llvm.org/D93804



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