[all-commits] [llvm/llvm-project] a25fdd: Reapply "[AMDGPU] Insert readfirstlane in the func...

[Pankaj Dwivedi via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a25fdd7aca240c5e1a1051ee0509c9c6a4440009
      https://github.com/llvm/llvm-project/commit/a25fdd7aca240c5e1a1051ee0509c9c6a4440009
  Author: Pankaj Dwivedi <pankajkumar.divedi at amd.com>
  Date:   2025-04-22 (Tue, 22 Apr 2025)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIISelLowering.cpp
    M llvm/test/CodeGen/AMDGPU/add64-low-32-bits-known-zero.ll
    M llvm/test/CodeGen/AMDGPU/buffer-atomic-fadd.f64.ll
    M llvm/test/CodeGen/AMDGPU/constrained-shift.ll
    M llvm/test/CodeGen/AMDGPU/dag-preserve-disjoint-flag.ll
    M llvm/test/CodeGen/AMDGPU/flat-atomic-fadd.f64.ll
    M llvm/test/CodeGen/AMDGPU/global-atomic-fadd.f64.ll
    M llvm/test/CodeGen/AMDGPU/i1-to-bf16.ll
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.make.buffer.rsrc.ll
    M llvm/test/CodeGen/AMDGPU/ptrmask.ll
    M llvm/test/CodeGen/AMDGPU/sdag-print-divergence.ll
    M llvm/test/CodeGen/AMDGPU/sub64-low-32-bits-known-zero.ll
    A llvm/test/CodeGen/AMDGPU/uniform-vgpr-to-sgpr-return.ll
    M llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/amdgpu_isel.ll.expected

  Log Message:
  -----------
  Reapply "[AMDGPU] Insert readfirstlane in the function returns in sgpr." (#136678)

Reapply  #135326 and fix the target-dependent constant check.

---------

Co-authored-by: Matt Arsenault <arsenm2 at gmail.com>



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