[all-commits] [llvm/llvm-project] 7c53c6: [AMDGPU][True16][CodeGen] use vgpr16 for zext patt...

[Brox Chen via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7c53c6162bd43d952546a3ef7d019babd5244c29
      https://github.com/llvm/llvm-project/commit/7c53c6162bd43d952546a3ef7d019babd5244c29
  Author: Brox Chen <guochen2 at amd.com>
  Date:   2025-08-18 (Mon, 18 Aug 2025)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIInstructions.td
    M llvm/test/CodeGen/AMDGPU/GlobalISel/mul.ll
    M llvm/test/CodeGen/AMDGPU/amdgcn.bitcast.1024bit.ll
    M llvm/test/CodeGen/AMDGPU/amdgcn.bitcast.128bit.ll
    M llvm/test/CodeGen/AMDGPU/amdgcn.bitcast.256bit.ll
    M llvm/test/CodeGen/AMDGPU/amdgcn.bitcast.320bit.ll
    M llvm/test/CodeGen/AMDGPU/amdgcn.bitcast.32bit.ll
    M llvm/test/CodeGen/AMDGPU/amdgcn.bitcast.512bit.ll
    M llvm/test/CodeGen/AMDGPU/amdgcn.bitcast.64bit.ll
    M llvm/test/CodeGen/AMDGPU/amdgcn.bitcast.96bit.ll
    M llvm/test/CodeGen/AMDGPU/amdgpu-llvm-debuginfo-analyzer.ll
    M llvm/test/CodeGen/AMDGPU/atomic_optimizations_global_pointer.ll
    M llvm/test/CodeGen/AMDGPU/bf16.ll
    M llvm/test/CodeGen/AMDGPU/buffer-fat-pointer-atomicrmw-fadd.ll
    M llvm/test/CodeGen/AMDGPU/buffer-fat-pointer-atomicrmw-fmax.ll
    M llvm/test/CodeGen/AMDGPU/buffer-fat-pointer-atomicrmw-fmin.ll
    M llvm/test/CodeGen/AMDGPU/calling-conventions.ll
    M llvm/test/CodeGen/AMDGPU/clamp-modifier.ll
    M llvm/test/CodeGen/AMDGPU/cvt_f32_ubyte.ll
    M llvm/test/CodeGen/AMDGPU/dynamic_stackalloc.ll
    M llvm/test/CodeGen/AMDGPU/flat-atomicrmw-fadd.ll
    M llvm/test/CodeGen/AMDGPU/flat-atomicrmw-fmax.ll
    M llvm/test/CodeGen/AMDGPU/flat-atomicrmw-fmin.ll
    M llvm/test/CodeGen/AMDGPU/flat-atomicrmw-fsub.ll
    M llvm/test/CodeGen/AMDGPU/fmul-to-ldexp.ll
    M llvm/test/CodeGen/AMDGPU/fold-int-pow2-with-fmul-or-fdiv.ll
    M llvm/test/CodeGen/AMDGPU/fptrunc.f16.ll
    M llvm/test/CodeGen/AMDGPU/function-args.ll
    M llvm/test/CodeGen/AMDGPU/gfx-callable-argument-types.ll
    M llvm/test/CodeGen/AMDGPU/global-atomicrmw-fadd.ll
    M llvm/test/CodeGen/AMDGPU/global-atomicrmw-fmax.ll
    M llvm/test/CodeGen/AMDGPU/global-atomicrmw-fmin.ll
    M llvm/test/CodeGen/AMDGPU/global-atomicrmw-fsub.ll
    M llvm/test/CodeGen/AMDGPU/idot4u.ll
    M llvm/test/CodeGen/AMDGPU/integer-mad-patterns.ll
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fadd.ll
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fmax.ll
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fmin.ll
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fsub.ll
    M llvm/test/CodeGen/AMDGPU/mad-mix-lo.ll
    M llvm/test/CodeGen/AMDGPU/mad.u16.ll
    M llvm/test/CodeGen/AMDGPU/preserve-hi16.ll
    M llvm/test/CodeGen/AMDGPU/shrink-add-sub-constant.ll
    M llvm/test/CodeGen/AMDGPU/vector-reduce-add.ll
    M llvm/test/CodeGen/AMDGPU/vector-reduce-umin.ll

  Log Message:
  -----------
  [AMDGPU][True16][CodeGen] use vgpr16 for zext patterns (#153894)

Update true16 mode with zext patterns using vgpr16 for 16bit data types.
This stop isel from inserting invalid "vgpr32 = copy vgpr16"



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