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Merged
merged 2 commits into from
Aug 1, 2025
Merged

[mlir][spirv] Enforce Fixed-Size Vectors for SPIR-V #151738

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aca64cf
update SPIRV_VectorOf and some tests, still have more test to change
YixingZhang007 Aug 1, 2025
52d1fa5
made changes in more test
YixingZhang007 Aug 1, 2025
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2 changes: 1 addition & 1 deletion mlir/include/mlir/Dialect/SPIRV/IR/SPIRVBase.td
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Original file line number Diff line number Diff line change
Expand Up @@ -4277,7 +4277,7 @@ class SPIRV_MatrixOfType<list<Type> allowedTypes> :
"Matrix">;

class SPIRV_VectorOf<Type type> :
VectorOfLengthAndType<[2, 3, 4, 8, 16], [type]>;
FixedVectorOfLengthAndType<[2, 3, 4, 8, 16], [type]>;

class SPIRV_ScalarOrVectorOf<Type type> :
AnyTypeOf<[type, SPIRV_VectorOf<type>]>;
Expand Down
24 changes: 12 additions & 12 deletions mlir/test/Dialect/SPIRV/IR/arithmetic-ops.mlir
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Expand Up @@ -13,7 +13,7 @@ func.func @fadd_scalar(%arg: f32) -> f32 {
// -----

func.func @fadd_bf16_scalar(%arg: bf16) -> bf16 {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.FAdd %arg, %arg : bf16
return %0 : bf16
}
Expand All @@ -33,7 +33,7 @@ func.func @fdiv_scalar(%arg: f32) -> f32 {
// -----

func.func @fdiv_bf16_scalar(%arg: bf16) -> bf16 {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.FDiv %arg, %arg : bf16
return %0 : bf16
}
Expand All @@ -53,7 +53,7 @@ func.func @fmod_scalar(%arg: f32) -> f32 {
// -----

func.func @fmod_bf16_scalar(%arg: bf16) -> bf16 {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.FMod %arg, %arg : bf16
return %0 : bf16
}
Expand All @@ -79,31 +79,31 @@ func.func @fmul_vector(%arg: vector<4xf32>) -> vector<4xf32> {
// -----

func.func @fmul_i32(%arg: i32) -> i32 {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.FMul %arg, %arg : i32
return %0 : i32
}

// -----

func.func @fmul_bf16(%arg: bf16) -> bf16 {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.FMul %arg, %arg : bf16
return %0 : bf16
}

// -----

func.func @fmul_bf16_vector(%arg: vector<4xbf16>) -> vector<4xbf16> {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.FMul %arg, %arg : vector<4xbf16>
return %0 : vector<4xbf16>
}

// -----

func.func @fmul_tensor(%arg: tensor<4xf32>) -> tensor<4xf32> {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.FMul %arg, %arg : tensor<4xf32>
return %0 : tensor<4xf32>
}
Expand All @@ -123,7 +123,7 @@ func.func @fnegate_scalar(%arg: f32) -> f32 {
// -----

func.func @fnegate_bf16_scalar(%arg: bf16) -> bf16 {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.FNegate %arg : bf16
return %0 : bf16
}
Expand All @@ -143,7 +143,7 @@ func.func @frem_scalar(%arg: f32) -> f32 {
// -----

func.func @frem_bf16_scalar(%arg: bf16) -> bf16 {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.FRem %arg, %arg : bf16
return %0 : bf16
}
Expand All @@ -163,7 +163,7 @@ func.func @fsub_scalar(%arg: f32) -> f32 {
// -----

func.func @fsub_bf16_scalar(%arg: bf16) -> bf16 {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.FSub %arg, %arg : bf16
return %0 : bf16
}
Expand Down Expand Up @@ -348,7 +348,7 @@ func.func @dot(%arg0: vector<4xf32>, %arg1: vector<4xf32>) -> f16 {
// -----

func.func @dot(%arg0: vector<4xi32>, %arg1: vector<4xi32>) -> i32 {
// expected-error @+1 {{'spirv.Dot' op operand #0 must be vector of 16/32/64-bit float or BFloat16 values of length 2/3/4/8/16}}
// expected-error @+1 {{'spirv.Dot' op operand #0 must be fixed-length vector of 16/32/64-bit float or BFloat16 values of length 2/3/4/8/16}}
%0 = spirv.Dot %arg0, %arg1 : vector<4xi32> -> i32
return %0 : i32
}
Expand Down Expand Up @@ -558,7 +558,7 @@ func.func @vector_times_scalar(%vector: vector<4xf32>, %scalar: f32) -> vector<3
// -----

func.func @vector_bf16_times_scalar_bf16(%vector: vector<4xbf16>, %scalar: bf16) -> vector<4xbf16> {
// expected-error @+1 {{op operand #0 must be vector of 16/32/64-bit float values of length 2/3/4}}
// expected-error @+1 {{operand #0 must be vector of 16/32/64-bit float values of length 2/3/4}}
%0 = spirv.VectorTimesScalar %vector, %scalar : (vector<4xbf16>, bf16) -> vector<4xbf16>
return %0 : vector<4xbf16>
}
6 changes: 3 additions & 3 deletions mlir/test/Dialect/SPIRV/IR/bit-ops.mlir
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Original file line number Diff line number Diff line change
Expand Up @@ -137,7 +137,7 @@ func.func @bitwise_or_all_ones_vector(%arg: vector<3xi8>) -> vector<3xi8> {
// -----

func.func @bitwise_or_float(%arg0: f16, %arg1: f16) -> f16 {
// expected-error @+1 {{operand #0 must be 8/16/32/64-bit integer or vector of 8/16/32/64-bit integer values of length 2/3/4}}
// expected-error @+1 {{operand #0 must be 8/16/32/64-bit integer or fixed-length vector of 8/16/32/64-bit integer values of length 2/3/4}}
%0 = spirv.BitwiseOr %arg0, %arg1 : f16
return %0 : f16
}
Expand Down Expand Up @@ -165,7 +165,7 @@ func.func @bitwise_xor_vector(%arg: vector<4xi32>) -> vector<4xi32> {
// -----

func.func @bitwise_xor_float(%arg0: f16, %arg1: f16) -> f16 {
// expected-error @+1 {{operand #0 must be 8/16/32/64-bit integer or vector of 8/16/32/64-bit integer values of length 2/3/4}}
// expected-error @+1 {{operand #0 must be 8/16/32/64-bit integer or fixed-length vector of 8/16/32/64-bit integer values of length 2/3/4}}
%0 = spirv.BitwiseXor %arg0, %arg1 : f16
return %0 : f16
}
Expand Down Expand Up @@ -274,7 +274,7 @@ func.func @bitwise_and_zext_vector(%arg: vector<2xi8>) -> vector<2xi32> {
// -----

func.func @bitwise_and_float(%arg0: f16, %arg1: f16) -> f16 {
// expected-error @+1 {{operand #0 must be 8/16/32/64-bit integer or vector of 8/16/32/64-bit integer values of length 2/3/4}}
// expected-error @+1 {{operand #0 must be 8/16/32/64-bit integer or fixed-length vector of 8/16/32/64-bit integer values of length 2/3/4}}
%0 = spirv.BitwiseAnd %arg0, %arg1 : f16
return %0 : f16
}
Expand Down
38 changes: 19 additions & 19 deletions mlir/test/Dialect/SPIRV/IR/gl-ops.mlir
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Expand Up @@ -19,15 +19,15 @@ func.func @expvec(%arg0 : vector<3xf16>) -> () {
// -----

func.func @exp(%arg0 : i32) -> () {
// expected-error @+1 {{op operand #0 must be 16/32-bit float or vector of 16/32-bit float values}}
// expected-error @+1 {{op operand #0 must be 16/32-bit float or fixed-length vector of 16/32-bit float values}}
%2 = spirv.GL.Exp %arg0 : i32
return
}

// -----

func.func @exp(%arg0 : vector<5xf32>) -> () {
// expected-error @+1 {{op operand #0 must be 16/32-bit float or vector of 16/32-bit float values of length 2/3/4}}
// expected-error @+1 {{op operand #0 must be 16/32-bit float or fixed-length vector of 16/32-bit float values of length 2/3/4}}
%2 = spirv.GL.Exp %arg0 : vector<5xf32>
return
}
Expand All @@ -51,7 +51,7 @@ func.func @exp(%arg0 : i32) -> () {
// -----

func.func @exp_bf16(%arg0 : bf16) -> () {
// expected-error @+1 {{op operand #0 must be 16/32-bit float or vector of 16/32-bit float values of length 2/3/4}}
// expected-error @+1 {{op operand #0 must be 16/32-bit float or fixed-length vector of 16/32-bit float values of length 2/3/4}}
%2 = spirv.GL.Exp %arg0 : bf16
return
}
Expand Down Expand Up @@ -101,7 +101,7 @@ func.func @iminmax(%arg0: i32, %arg1: i32) {
// -----

func.func @fmaxminbf16vec(%arg0 : vector<3xbf16>, %arg1 : vector<3xbf16>) {
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%1 = spirv.GL.FMax %arg0, %arg1 : vector<3xbf16>
%2 = spirv.GL.FMin %arg0, %arg1 : vector<3xbf16>
return
Expand Down Expand Up @@ -499,7 +499,7 @@ func.func @frexp_struct_mismatch_type(%arg0 : f32) -> () {
// -----

func.func @frexp_struct_wrong_type(%arg0 : i32) -> () {
// expected-error @+1 {{op operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{op operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%2 = spirv.GL.FrexpStruct %arg0 : i32 -> !spirv.struct<(i32, i32)>
return
}
Expand Down Expand Up @@ -614,7 +614,7 @@ func.func @findimsb_vector_i64(%arg0 : vector<3xi64>) -> () {
// -----

func.func @findimsb_error_scalar_float(%arg0 : f32) -> () {
// expected-error @+1 {{operand #0 must be 8/16/32/64-bit integer or vector of 8/16/32/64-bit integer values of length 2/3/4/8/1}}
// expected-error @+1 {{operand #0 must be 8/16/32/64-bit integer or fixed-length vector of 8/16/32/64-bit integer values of length 2/3/4/8/1}}
%2 = spirv.GL.FindILsb %arg0 : f32
return
}
Expand All @@ -640,7 +640,7 @@ func.func @findsmsb_vector(%arg0 : vector<3xi32>) -> () {
// -----

func.func @findsmsb_error_scalar_i64(%arg0 : i64) -> () {
// expected-error @+1 {{operand #0 must be Int32 or vector of Int32}}
// expected-error @+1 {{operand #0 must be Int32 or fixed-length vector of Int32}}
%2 = spirv.GL.FindSMsb %arg0 : i64
return
}
Expand All @@ -666,7 +666,7 @@ func.func @findumsb_vector(%arg0 : vector<3xi32>) -> () {
// -----

func.func @findumsb(%arg0 : i64) -> () {
// expected-error @+1 {{operand #0 must be Int32 or vector of Int32}}
// expected-error @+1 {{operand #0 must be Int32 or fixed-length vector of Int32}}
%2 = spirv.GL.FindUMsb %arg0 : i64
return
}
Expand All @@ -692,7 +692,7 @@ func.func @distance_vector(%arg0 : vector<3xf32>, %arg1 : vector<3xf32>) {
// -----

func.func @distance_invalid_type(%arg0 : i32, %arg1 : i32) {
// expected-error @+1 {{'spirv.GL.Distance' op operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values of length 2/3/4/8/16}}
// expected-error @+1 {{'spirv.GL.Distance' op operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values of length 2/3/4/8/16}}
%0 = spirv.GL.Distance %arg0, %arg1 : i32, i32 -> f32
return
}
Expand All @@ -708,7 +708,7 @@ func.func @distance_arg_mismatch(%arg0 : vector<3xf32>, %arg1 : vector<4xf32>) {
// -----

func.func @distance_invalid_vector_size(%arg0 : vector<5xf32>, %arg1 : vector<5xf32>) {
// expected-error @+1 {{'spirv.GL.Distance' op operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values of length 2/3/4/8/16}}
// expected-error @+1 {{'spirv.GL.Distance' op operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values of length 2/3/4/8/16}}
%0 = spirv.GL.Distance %arg0, %arg1 : vector<5xf32>, vector<5xf32> -> f32
return
}
Expand Down Expand Up @@ -736,7 +736,7 @@ func.func @cross(%arg0 : vector<3xf32>, %arg1 : vector<3xf32>) {
// -----

func.func @cross_invalid_type(%arg0 : vector<3xi32>, %arg1 : vector<3xi32>) {
// expected-error @+1 {{'spirv.GL.Cross' op operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values of length 2/3/4/8/16, but got 'vector<3xi32>'}}
// expected-error @+1 {{'spirv.GL.Cross' op operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values of length 2/3/4/8/16, but got 'vector<3xi32>'}}
%0 = spirv.GL.Cross %arg0, %arg1 : vector<3xi32>
return
}
Expand All @@ -762,7 +762,7 @@ func.func @normalize_vector(%arg0 : vector<3xf32>) {
// -----

func.func @normalize_invalid_type(%arg0 : i32) {
// expected-error @+1 {{'spirv.GL.Normalize' op operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{'spirv.GL.Normalize' op operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.GL.Normalize %arg0 : i32
return
}
Expand All @@ -788,7 +788,7 @@ func.func @reflect_vector(%arg0 : vector<3xf32>, %arg1 : vector<3xf32>) {
// -----

func.func @reflect_invalid_type(%arg0 : i32, %arg1 : i32) {
// expected-error @+1 {{'spirv.GL.Reflect' op operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{'spirv.GL.Reflect' op operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.GL.Reflect %arg0, %arg1 : i32
return
}
Expand All @@ -814,7 +814,7 @@ func.func @fractvec(%arg0 : vector<3xf16>) -> () {
// -----

func.func @fract_invalid_type(%arg0 : i32) {
// expected-error @+1 {{'spirv.GL.Fract' op operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values}}
// expected-error @+1 {{'spirv.GL.Fract' op operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values}}
%0 = spirv.GL.Fract %arg0 : i32
return
}
Expand All @@ -840,7 +840,7 @@ func.func @log2vec(%arg0 : vector<3xf16>) -> () {
// -----

func.func @log2_invalid_type(%arg0 : i32) -> () {
// expected-error @+1 {{op operand #0 must be 16/32-bit float or vector of 16/32-bit float values}}
// expected-error @+1 {{op operand #0 must be 16/32-bit float or fixed-length vector of 16/32-bit float values}}
%0 = spirv.GL.Log2 %arg0 : i32
return
}
Expand All @@ -866,7 +866,7 @@ func.func @tanhvec(%arg0 : vector<3xf16>) -> () {
// -----

func.func @tanh_invalid_type(%arg0 : i32) -> () {
// expected-error @+1 {{op operand #0 must be 16/32-bit float or vector of 16/32-bit float values}}
// expected-error @+1 {{op operand #0 must be 16/32-bit float or fixed-length vector of 16/32-bit float values}}
%0 = spirv.GL.Tanh %arg0 : i32
return
}
Expand All @@ -892,7 +892,7 @@ func.func @exp2vec(%arg0 : vector<3xf16>) -> () {
// -----

func.func @exp2_invalid_type(%arg0 : i32) -> () {
// expected-error @+1 {{op operand #0 must be 16/32-bit float or vector of 16/32-bit float values}}
// expected-error @+1 {{op operand #0 must be 16/32-bit float or fixed-length vector of 16/32-bit float values}}
%0 = spirv.GL.Exp2 %arg0 : i32
return
}
Expand Down Expand Up @@ -1022,7 +1022,7 @@ func.func @lengthvec(%arg0 : vector<3xf32>) -> () {
// -----

func.func @length_i32_in(%arg0 : i32) -> () {
// expected-error @+1 {{op operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values of length 2/3/4/8/16, but got 'i32'}}
// expected-error @+1 {{op operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values of length 2/3/4/8/16, but got 'i32'}}
%0 = spirv.GL.Length %arg0 : i32 -> f32
return
}
Expand All @@ -1038,7 +1038,7 @@ func.func @length_f16_in(%arg0 : f16) -> () {
// -----

func.func @length_i32vec_in(%arg0 : vector<3xi32>) -> () {
// expected-error @+1 {{op operand #0 must be 16/32/64-bit float or vector of 16/32/64-bit float values of length 2/3/4/8/16, but got 'vector<3xi32>'}}
// expected-error @+1 {{op operand #0 must be 16/32/64-bit float or fixed-length vector of 16/32/64-bit float values of length 2/3/4/8/16, but got 'vector<3xi32>'}}
%0 = spirv.GL.Length %arg0 : vector<3xi32> -> f32
return
}
Expand Down
2 changes: 1 addition & 1 deletion mlir/test/Dialect/SPIRV/IR/group-ops.mlir
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Expand Up @@ -49,7 +49,7 @@ func.func @group_broadcast_negative_scope(%value: f32, %localid: vector<3xi32> )
// -----

func.func @group_broadcast_negative_locid_dtype(%value: f32, %localid: vector<3xf32> ) -> f32 {
// expected-error @+1 {{operand #1 must be 8/16/32/64-bit integer or vector of 8/16/32/64-bit integer values}}
// expected-error @+1 {{op operand #1 must be 8/16/32/64-bit integer or fixed-length vector of 8/16/32/64-bit integer values}}
%0 = spirv.GroupBroadcast <Subgroup> %value, %localid : f32, vector<3xf32>
return %0: f32
}
Expand Down
2 changes: 1 addition & 1 deletion mlir/test/Dialect/SPIRV/IR/image-ops.mlir
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Expand Up @@ -349,7 +349,7 @@ func.func @image_fetch_2d_result(%arg0: !spirv.image<f32, Dim2D, NoDepth, NonArr
// -----

func.func @image_fetch_float_coords(%arg0: !spirv.image<f32, Dim2D, NoDepth, NonArrayed, SingleSampled, NeedSampler, Rgba8>, %arg1: vector<2xf32>) -> () {
// expected-error @+1 {{op operand #1 must be 8/16/32/64-bit integer or vector of 8/16/32/64-bit integer values of length 2/3/4/8/16, but got 'vector<2xf32>'}}
// expected-error @+1 {{op operand #1 must be 8/16/32/64-bit integer or fixed-length vector of 8/16/32/64-bit integer values of length 2/3/4/8/16, but got 'vector<2xf32>'}}
%0 = spirv.ImageFetch %arg0, %arg1 : !spirv.image<f32, Dim2D, NoDepth, NonArrayed, SingleSampled, NeedSampler, Rgba8>, vector<2xf32> -> vector<2xf32>
spirv.Return
}
Expand Down
4 changes: 2 additions & 2 deletions mlir/test/Dialect/SPIRV/IR/intel-ext-ops.mlir
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Expand Up @@ -21,7 +21,7 @@ spirv.func @f32_to_bf16_vec(%arg0 : vector<2xf32>) "None" {
// -----

spirv.func @f32_to_bf16_unsupported(%arg0 : f64) "None" {
// expected-error @+1 {{operand #0 must be Float32 or vector of Float32 values of length 2/3/4/8/16, but got}}
// expected-error @+1 {{operand #0 must be Float32 or fixed-length vector of Float32 values of length 2/3/4/8/16, but got}}
%0 = spirv.INTEL.ConvertFToBF16 %arg0 : f64 to i16
spirv.Return
}
Expand Down Expand Up @@ -57,7 +57,7 @@ spirv.func @bf16_to_f32_vec(%arg0 : vector<2xi16>) "None" {
// -----

spirv.func @bf16_to_f32_unsupported(%arg0 : i16) "None" {
// expected-error @+1 {{result #0 must be Float32 or vector of Float32 values of length 2/3/4/8/16, but got}}
// expected-error @+1 {{result #0 must be Float32 or fixed-length vector of Float32 values of length 2/3/4/8/16, but got}}
%0 = spirv.INTEL.ConvertBF16ToF %arg0 : i16 to f16
spirv.Return
}
Expand Down
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