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[AMDGPU] Add v_fma_mix_f32_f16 as an alias of v_fma_mix_f32 on gfx1250 #150502

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Merged
changpeng merged 1 commit into from
Jul 24, 2025
Merged

[AMDGPU] Add v_fma_mix_f32_f16 as an alias of v_fma_mix_f32 on gfx1250 #150502

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3 changes: 3 additions & 0 deletions llvm/lib/Target/AMDGPU/VOP3PInstructions.td
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Original file line number Diff line number Diff line change
Expand Up @@ -2277,6 +2277,9 @@ defm V_FMA_MIX_F32_BF16 : VOP3P_Realtriple<GFX1250Gen, 0x3d>;
defm V_FMA_MIXLO_BF16 : VOP3P_Realtriple<GFX1250Gen, 0x3e>;
defm V_FMA_MIXHI_BF16 : VOP3P_Realtriple<GFX1250Gen, 0x3f>;

let AssemblerPredicate = isGFX1250Plus in
def : AMDGPUMnemonicAlias<"v_fma_mix_f32_f16", "v_fma_mix_f32">;

defm V_PK_MINIMUM_F16 : VOP3P_Real_gfx12<0x1d>;
defm V_PK_MAXIMUM_F16 : VOP3P_Real_gfx12<0x1e>;

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5 changes: 5 additions & 0 deletions llvm/test/MC/AMDGPU/gfx1250_asm_vop3p_alias.s
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@@ -0,0 +1,5 @@
// NOTE: Assertions have been autogenerated by utils/update_mc_test_checks.py UTC_ARGS: --version 5
// RUN: llvm-mc -triple=amdgcn -mcpu=gfx1250 -show-encoding < %s | FileCheck --check-prefix=GFX1250 %s

v_fma_mix_f32_f16 v5, v1, v2, s3
// GFX1250: v_fma_mix_f32 v5, v1, v2, s3 ; encoding: [0x05,0x00,0x20,0xcc,0x01,0x05,0x0e,0x00]