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[mlir][tosa] Add e2e tests for matmul_t_block_scaled #166567

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Merged
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Nov 11, 2025
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[mlir][tosa] Add e2e tests for matmul_t_block_scaled #166567

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38 changes: 37 additions & 1 deletion mlir/test/Dialect/Tosa/ops.mlir
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Original file line number Diff line number Diff line change
Expand Up @@ -1276,6 +1276,42 @@ func.func @test_matmul_t_block_scaled_mxint8(%arg0: tensor<4x8x32x!tosa.mxint8>,
return %0 : tensor<4x8x16xf32>
}

// -----
// CHECK-LABEL: test_matmul_t_block_scaled_fp6e3m2_e2e
func.func @test_matmul_t_block_scaled_fp6e3m2_e2e(%arg0: tensor<6x2x32xf32>, %arg1: tensor<6x64x32xf32>) -> tensor<6x2x64xf32> {
%a, %sa = tosa.cast_to_block_scaled %arg0 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x2x32xf32>) -> (tensor<6x2x32xf6E3M2FN>, tensor<6x2x1xf8E8M0FNU>)
%b, %sb = tosa.cast_to_block_scaled %arg1 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x64x32xf32>) -> (tensor<6x64x32xf6E3M2FN>, tensor<6x64x1xf8E8M0FNU>)
%res = tosa.matmul_t_block_scaled %a, %sa, %b, %sb {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x2x32xf6E3M2FN>, tensor<6x2x1xf8E8M0FNU>, tensor<6x64x32xf6E3M2FN>, tensor<6x64x1xf8E8M0FNU>) -> tensor<6x2x64xf32>
return %res : tensor<6x2x64xf32>
}

// -----
// CHECK-LABEL: test_matmul_t_block_scaled_fp6e2m3_e2e
func.func @test_matmul_t_block_scaled_fp6e2m3_e2e(%arg0: tensor<6x2x32xf32>, %arg1: tensor<6x64x32xf32>) -> tensor<6x2x64xf32> {
%a, %sa = tosa.cast_to_block_scaled %arg0 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x2x32xf32>) -> (tensor<6x2x32xf6E2M3FN>, tensor<6x2x1xf8E8M0FNU>)
%b, %sb = tosa.cast_to_block_scaled %arg1 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x64x32xf32>) -> (tensor<6x64x32xf6E2M3FN>, tensor<6x64x1xf8E8M0FNU>)
%res = tosa.matmul_t_block_scaled %a, %sa, %b, %sb {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x2x32xf6E2M3FN>, tensor<6x2x1xf8E8M0FNU>, tensor<6x64x32xf6E2M3FN>, tensor<6x64x1xf8E8M0FNU>) -> tensor<6x2x64xf32>
return %res : tensor<6x2x64xf32>
}

// -----
// CHECK-LABEL: test_matmul_t_block_scaled_fp4e2m1_e2e
func.func @test_matmul_t_block_scaled_fp4e2m1_e2e(%arg0: tensor<6x2x32xf32>, %arg1: tensor<6x64x32xf32>) -> tensor<6x2x64xf32> {
%a, %sa = tosa.cast_to_block_scaled %arg0 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x2x32xf32>) -> (tensor<6x2x32xf4E2M1FN>, tensor<6x2x1xf8E8M0FNU>)
%b, %sb = tosa.cast_to_block_scaled %arg1 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x64x32xf32>) -> (tensor<6x64x32xf4E2M1FN>, tensor<6x64x1xf8E8M0FNU>)
%res = tosa.matmul_t_block_scaled %a, %sa, %b, %sb {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x2x32xf4E2M1FN>, tensor<6x2x1xf8E8M0FNU>, tensor<6x64x32xf4E2M1FN>, tensor<6x64x1xf8E8M0FNU>) -> tensor<6x2x64xf32>
return %res : tensor<6x2x64xf32>
}

// -----
// CHECK-LABEL: test_matmul_t_block_scaled_mxint8_e2e
func.func @test_matmul_t_block_scaled_mxint8_e2e(%arg0: tensor<6x2x32xf32>, %arg1: tensor<6x64x32xf32>) -> tensor<6x2x64xf32> {
%a, %sa = tosa.cast_to_block_scaled %arg0 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x2x32xf32>) -> (tensor<6x2x32x!tosa.mxint8>, tensor<6x2x1xf8E8M0FNU>)
%b, %sb = tosa.cast_to_block_scaled %arg1 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x64x32xf32>) -> (tensor<6x64x32x!tosa.mxint8>, tensor<6x64x1xf8E8M0FNU>)
%res = tosa.matmul_t_block_scaled %a, %sa, %b, %sb {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<6x2x32x!tosa.mxint8>, tensor<6x2x1xf8E8M0FNU>, tensor<6x64x32x!tosa.mxint8>, tensor<6x64x1xf8E8M0FNU>) -> tensor<6x2x64xf32>
return %res : tensor<6x2x64xf32>
}

// -----
// CHECK-LABEL: test_cast_from_block_scaled_static
func.func @test_cast_from_block_scaled_static(%arg0: tensor<4x32xf4E2M1FN>, %arg1: tensor<4x1xf8E8M0FNU>) -> tensor<4x32xf32> {
Expand Down Expand Up @@ -1307,7 +1343,7 @@ func.func @test_cast_to_block_scaled_unranked(%arg0: tensor<*xf32>) -> (tensor<*
// -----
// CHECK-LABEL: test_cast_to_block_scaled_mxint8
func.func @test_cast_to_block_scaled_mxint8(%arg0: tensor<4x32xf32>) -> (tensor<4x32x!tosa.mxint8>, tensor<4x1xf8E8M0FNU>) {
%0:2 = tosa.cast_to_block_scaled %arg0 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32, stochastic_round = false} : (tensor<4x32xf32>) -> (tensor<4x32x!tosa.mxint8>, tensor<4x1xf8E8M0FNU>)
%0:2 = tosa.cast_to_block_scaled %arg0 {block_size = #tosa.block_size<BLOCK_SIZE_32> : i32} : (tensor<4x32xf32>) -> (tensor<4x32x!tosa.mxint8>, tensor<4x1xf8E8M0FNU>)
return %0#0, %0#1 : tensor<4x32x!tosa.mxint8>, tensor<4x1xf8E8M0FNU>
}

Expand Down
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