test/tint/builtins/gen/var/subgroupMatrixMultiply/0dadd3.wgsl.expected.spvasm

SKIP: FAILED


enable chromium_experimental_subgroup_matrix;

@group(0) @binding(0) var<storage, read_write> prevent_dce : array<u32, 1024>;

fn subgroupMatrixMultiply_0dadd3() -> subgroup_matrix_result<u32, 8, 8> {
  var arg_0 = subgroup_matrix_left<i8, 8, 8>();
  var arg_1 = subgroup_matrix_right<i8, 8, 8>();
  var res : subgroup_matrix_result<u32, 8, 8> = subgroupMatrixMultiply<u32>(arg_0, arg_1);
  return res;
}

@compute @workgroup_size(1)
fn compute_main() {
  subgroupMatrixStore(&(prevent_dce), 0, subgroupMatrixMultiply_0dadd3(), false, 64);
}

Failed to generate SPIR-V: :18:45 error: spirv.cooperative_matrix_mul_add: no matching call to 'spirv.cooperative_matrix_mul_add(subgroup_matrix_left<i8, 8, 8>, subgroup_matrix_right<i8, 8, 8>, subgroup_matrix_result<u32, 8, 8>, u32)'

1 candidate function:
 • 'spirv.cooperative_matrix_mul_add(subgroup_matrix<left, T, K, R>  ✗ , subgroup_matrix<right, T, C, K>  ✗ , subgroup_matrix<result, TR, C, R>  ✓ , u32  ✓ ) -> subgroup_matrix<result, TR, C, R>' where:
      ✗  'T' is 'f32', 'f16', 'u32' or 'i32'
      ✓  'TR' is 'f32', 'f16', 'u32' or 'i32'

    %10:subgroup_matrix_result<u32, 8, 8> = spirv.cooperative_matrix_mul_add %7, %8, %9, 3u
                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

:10:3 note: in block
  $B2: {
  ^^^

note: # Disassembly
prevent_dce_block = struct @align(4), @block {
  inner:array<u32, 1024> @offset(0)
}

$B1: {  # root
  %1:ptr<storage, prevent_dce_block, read_write> = var undef @binding_point(0, 0)
}

%subgroupMatrixMultiply_0dadd3 = func():subgroup_matrix_result<u32, 8, 8> {
  $B2: {
    %3:subgroup_matrix_left<i8, 8, 8> = construct
    %arg_0:ptr<function, subgroup_matrix_left<i8, 8, 8>, read_write> = var %3
    %5:subgroup_matrix_right<i8, 8, 8> = construct
    %arg_1:ptr<function, subgroup_matrix_right<i8, 8, 8>, read_write> = var %5
    %7:subgroup_matrix_left<i8, 8, 8> = load %arg_0
    %8:subgroup_matrix_right<i8, 8, 8> = load %arg_1
    %9:subgroup_matrix_result<u32, 8, 8> = construct
    %10:subgroup_matrix_result<u32, 8, 8> = spirv.cooperative_matrix_mul_add %7, %8, %9, 3u
    %res:ptr<function, subgroup_matrix_result<u32, 8, 8>, read_write> = var %10
    %12:subgroup_matrix_result<u32, 8, 8> = load %res
    ret %12
  }
}
%compute_main = @compute @workgroup_size(1i, 1i, 1i) func():void {
  $B3: {
    %14:subgroup_matrix_result<u32, 8, 8> = call %subgroupMatrixMultiply_0dadd3
    %15:ptr<storage, array<u32, 1024>, read_write> = access %1, 0u
    %16:ptr<storage, u32, read_write> = access %15, 0u
    %17:void = spirv.cooperative_matrix_store %16, %14, 0u, 64u, 32u
    ret
  }
}


tint executable returned error: exit status 1