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[AMDGPU] Add builtins for wave reduction intrinsics #161816

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[AMDGPU] Add builtins for wave reduction intrinsics #161816

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4 changes: 4 additions & 0 deletions clang/include/clang/Basic/BuiltinsAMDGPU.def
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Original file line number Diff line number Diff line change
Expand Up @@ -402,6 +402,10 @@ BUILTIN(__builtin_amdgcn_wave_reduce_max_u64, "WUiWUiZi", "nc")
BUILTIN(__builtin_amdgcn_wave_reduce_and_b64, "WiWiZi", "nc")
BUILTIN(__builtin_amdgcn_wave_reduce_or_b64, "WiWiZi", "nc")
BUILTIN(__builtin_amdgcn_wave_reduce_xor_b64, "WiWiZi", "nc")
BUILTIN(__builtin_amdgcn_wave_reduce_add_f32, "ffZi", "nc")
BUILTIN(__builtin_amdgcn_wave_reduce_sub_f32, "ffZi", "nc")
BUILTIN(__builtin_amdgcn_wave_reduce_min_f32, "ffZi", "nc")
BUILTIN(__builtin_amdgcn_wave_reduce_max_f32, "ffZi", "nc")

//===----------------------------------------------------------------------===//
// R600-NI only builtins.
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4 changes: 4 additions & 0 deletions clang/lib/CodeGen/TargetBuiltins/AMDGPU.cpp
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Expand Up @@ -301,18 +301,22 @@ static Intrinsic::ID getIntrinsicIDforWaveReduction(unsigned BuiltinID) {
llvm_unreachable("Unknown BuiltinID for wave reduction");
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_add_u32:
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_add_u64:
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_add_f32:
return Intrinsic::amdgcn_wave_reduce_add;
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_sub_u32:
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_sub_u64:
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_sub_f32:
return Intrinsic::amdgcn_wave_reduce_sub;
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_min_i32:
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_min_i64:
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_min_f32:
return Intrinsic::amdgcn_wave_reduce_min;
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_min_u32:
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_min_u64:
return Intrinsic::amdgcn_wave_reduce_umin;
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_max_i32:
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_max_i64:
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_max_f32:
return Intrinsic::amdgcn_wave_reduce_max;
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_max_u32:
case clang::AMDGPU::BI__builtin_amdgcn_wave_reduce_max_u64:
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