[all-commits] [llvm/llvm-project] 8153b9: [DAG] Add SelectionDAG::SplitScalar helper

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8153b92d9b83821e4ead0a4a1c9deb2de7d3ced2
      https://github.com/llvm/llvm-project/commit/8153b92d9b83821e4ead0a4a1c9deb2de7d3ced2
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-03-31 (Fri, 31 Mar 2023)

  Changed paths:
    M llvm/include/llvm/CodeGen/SelectionDAG.h
    M llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.cpp
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    M llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
    M llvm/lib/Target/AMDGPU/SIISelLowering.cpp
    M llvm/lib/Target/ARM/ARMISelLowering.cpp
    M llvm/lib/Target/Mips/MipsISelLowering.cpp
    M llvm/lib/Target/Mips/MipsSEISelLowering.cpp
    M llvm/lib/Target/PowerPC/PPCISelLowering.cpp
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    M llvm/lib/Target/Sparc/SparcISelLowering.cpp
    M llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
    M llvm/lib/Target/X86/X86ISelLowering.cpp

  Log Message:
  -----------
  [DAG] Add SelectionDAG::SplitScalar helper

Similar to the existing SelectionDAG::SplitVector helper, this helper creates the EXTRACT_ELEMENT nodes for the LO/HI halves of the scalar source.

Differential Revision: https://reviews.llvm.org/D147264