[all-commits] [llvm/llvm-project] 933fc6: [RISCV] Rematerialize vmv.s.x and vfmv.s.f (#108012)

[Luke Lau via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 933fc63a1d230896bc09a08cf08dde4ac5b51703
      https://github.com/llvm/llvm-project/commit/933fc63a1d230896bc09a08cf08dde4ac5b51703
  Author: Luke Lau <luke at igalia.com>
  Date:   2024-09-11 (Wed, 11 Sep 2024)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVInstrInfo.cpp
    M llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
    M llvm/test/CodeGen/RISCV/rvv/fixed-vectors-interleaved-access.ll
    M llvm/test/CodeGen/RISCV/rvv/remat.ll

  Log Message:
  -----------
  [RISCV] Rematerialize vmv.s.x and vfmv.s.f (#108012)

Continuing with #107993 and #108007, this handles the last of the main
rematerializable vector instructions.

There's an extra spill in one of the test cases, but it's likely noise
from the spill weights and isn't an issue in practice.



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