[all-commits] [llvm/llvm-project] 470d1a: AMDGPU: MC support for v_cvt_scale_fp4<->f32 of gf...

[Pravin Jagtap via All-commits]

  Branch: refs/heads/users/arsenm/gf950/mc-v_cvt_scale_fp4_f32
  Home:   https://github.com/llvm/llvm-project
  Commit: 470d1a53a2606539734ebfc2560e897bd11a26e8
      https://github.com/llvm/llvm-project/commit/470d1a53a2606539734ebfc2560e897bd11a26e8
  Author: Pravin Jagtap <Pravin.Jagtap at amd.com>
  Date:   2024-11-25 (Mon, 25 Nov 2024)

  Changed paths:
    M llvm/lib/Target/AMDGPU/AMDGPU.td
    M llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h
    M llvm/lib/Target/AMDGPU/VOP3Instructions.td
    M llvm/test/MC/AMDGPU/gfx950_asm_features.s
    M llvm/test/MC/AMDGPU/gfx950_err.s
    M llvm/test/MC/Disassembler/AMDGPU/gfx950_dasm_vop3.txt

  Log Message:
  -----------
  AMDGPU: MC support for v_cvt_scale_fp4<->f32 of gfx950.

OPSEL ASM Syntax for v_cvt_scalef32_pk_f32_fp4 : opsel:[x,y,z]
where, x & y i.e. OPSEL[1 : 0] selects which src_byte to read.

OPSEL ASM Syntax for v_cvt_scalef32_pk_fp4_f32 : opsel:[a,b,c,d]
where, c & d i.e. OPSEL[3 : 2] selects which dst_byte  to write.

Co-authored-by: Pravin Jagtap <Pravin.Jagtap at amd.com>



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