[all-commits] [llvm/llvm-project] 1ebe06: [RISCV] Minor readability improvement to RISCVMatI...

Craig Topper via All-commits all-commits at lists.llvm.org
Mon Jun 5 23:08:18 PDT 2023


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1ebe06017df607d4fc140f6b166e35cd32fc5f16
      https://github.com/llvm/llvm-project/commit/1ebe06017df607d4fc140f6b166e35cd32fc5f16
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2023-06-05 (Mon, 05 Jun 2023)

  Changed paths:
    M llvm/lib/Target/RISCV/MCTargetDesc/RISCVMatInt.cpp

  Log Message:
  -----------
  [RISCV] Minor readability improvement to RISCVMatInt. NFC

When splitting a simm32 into LUI+ADDI(W). Subtract Lo12 from Val
to calculate Hi20. This replaces the old method of adding 0x800 to
Val. This change makes the math the reverse of how the LUI+ADDI(W)
create the immediate.




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