[all-commits] [llvm/llvm-project] 460ffc: AMDGPU: Make bf16/v2bf16 legal types (#76215)

[Matt Arsenault via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 460ffcddd900b7a869a34790888e3075c6ec6549
      https://github.com/llvm/llvm-project/commit/460ffcddd900b7a869a34790888e3075c6ec6549
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2024-01-04 (Thu, 04 Jan 2024)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
    M llvm/lib/Target/AMDGPU/AMDGPUCallingConv.td
    M llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
    M llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
    M llvm/lib/Target/AMDGPU/SIISelLowering.cpp
    M llvm/lib/Target/AMDGPU/SIISelLowering.h
    M llvm/lib/Target/AMDGPU/SIInstructions.td
    M llvm/test/CodeGen/AMDGPU/bf16.ll
    M llvm/test/CodeGen/AMDGPU/fcopysign.f32.ll
    M llvm/test/CodeGen/AMDGPU/fmed3-cast-combine.ll
    M llvm/test/CodeGen/AMDGPU/fneg-modifier-casting.ll
    M llvm/test/CodeGen/AMDGPU/function-args-inreg.ll
    M llvm/test/CodeGen/AMDGPU/function-args.ll
    M llvm/test/CodeGen/AMDGPU/function-returns.ll
    M llvm/test/CodeGen/AMDGPU/gfx-callable-argument-types.ll
    M llvm/test/CodeGen/AMDGPU/isel-amdgpu-cs-chain-preserve-cc.ll
    M llvm/test/CodeGen/AMDGPU/llvm.exp.ll
    M llvm/test/CodeGen/AMDGPU/llvm.exp10.ll
    M llvm/test/CodeGen/AMDGPU/llvm.exp2.ll
    M llvm/test/CodeGen/AMDGPU/llvm.is.fpclass.bf16.ll
    M llvm/test/CodeGen/AMDGPU/llvm.log.ll
    M llvm/test/CodeGen/AMDGPU/llvm.log10.ll
    M llvm/test/CodeGen/AMDGPU/llvm.log2.ll
    M llvm/test/CodeGen/AMDGPU/local-atomics-fp.ll
    M llvm/test/CodeGen/AMDGPU/select-undef.ll
    M llvm/test/CodeGen/AMDGPU/vector_shuffle.packed.ll

  Log Message:
  -----------
  AMDGPU: Make bf16/v2bf16 legal types (#76215)

There are some intrinsics are using i16 vectors in place of bfloat
vectors.
Move towards making bf16 vectors legal so these can migrate. Leave the
larger vectors for a later change.

Depends #76213 #76214