[all-commits] [llvm/llvm-project] 75d62e: [RISCV] Correctly account for the copy cost of GPR...

[Craig Topper via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 75d62ee853a387f02b9dcf6a22070341974ffb89
      https://github.com/llvm/llvm-project/commit/75d62ee853a387f02b9dcf6a22070341974ffb89
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2025-05-23 (Fri, 23 May 2025)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVMakeCompressible.cpp
    M llvm/test/CodeGen/RISCV/make-compressible-zilsd.mir

  Log Message:
  -----------
  [RISCV] Correctly account for the copy cost of GPR pairs in RISCVMakeCompressible. (#141251)

GPR pairs require 2 ADDIs to copy, so we need to be updating more
instructions to get a benefit.



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