[all-commits] [llvm/llvm-project] 6bf447: [AMDGPU] Fix @llvm.amdgcn.cs.chain with callee not...

[Jay Foad via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6bf4476ffb6bab661d59dee361ab845b2f68d9b1
      https://github.com/llvm/llvm-project/commit/6bf4476ffb6bab661d59dee361ab845b2f68d9b1
  Author: Jay Foad <jay.foad at amd.com>
  Date:   2024-10-30 (Wed, 30 Oct 2024)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIISelLowering.cpp
    M llvm/test/CodeGen/AMDGPU/isel-amdgcn-cs-chain-intrinsic-w32.ll
    M llvm/test/CodeGen/AMDGPU/isel-amdgcn-cs-chain-intrinsic-w64.ll

  Log Message:
  -----------
  [AMDGPU] Fix @llvm.amdgcn.cs.chain with callee not provably uniform (#114200)

The correct behavior is to insert a readfirstlane. This worked except
for an inappropriate assertion in SITargetLowering::LowerCall.



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