{
  "domain": "ai.onnx",
  "name": "BitwiseAnd",
  "sinceVersion": 18,
  "inputs": { "a": { "onnx": "A", "dtype": "T" }, "b": { "onnx": "B", "dtype": "T" } },
  "outputs": {
    "c": { "onnx": "C", "dtype": "T", "rank": "max(ranks.a, ranks.b)", "shape": "broadcastShape(shapes.a, shapes.b)" }
  },
  "typeConstraints": { "T": ["uint32", "int32", "int16", "uint8", "int8"] },
  "tunables": { "WORKGROUP_SIZE": { "default": 256 } },
  "variants": [
    {
      "id": "same_shape_vec4",
      "priority": 20,
      "when": ["tensorDtypes.a == tensorDtypes.b", "tensorDtypes.a == tensorDtypes.c", "sameShape(shapes.a, shapes.c)", "sameShape(shapes.b, shapes.c)", "numel(shapes.c) > 0", "numel(shapes.c) % 4 == 0"],
      "derive": { "vectorScalar": "\"vec4<\" ~ dtypes.T ~ \">\"" },
      "passes": [
        {
          "id": "main",
          "name": "BitwiseAnd.Vec4",
          "shader": "bitwise-binary-vec4.wgsl.jinja",
          "derive": {
            "cDtype": "tensorDtypes.c",
            "vec4PerThread": "4 if numel(shapes.c) * dtypeBytes(tensorDtypes.c) <= 16777216 else 1"
          },
          "bindings": ["a", "b", "c_bitwise", "params"],
          "dispatch": {
            "x": "min(ceilDiv((ceilDiv(numel(shapes.c) / 4, 4 if numel(shapes.c) * dtypeBytes(tensorDtypes.c) <= 16777216 else 1)), (tunables.WORKGROUP_SIZE)), 65535)",
            "y": "ceilDiv(ceilDiv((ceilDiv(numel(shapes.c) / 4, 4 if numel(shapes.c) * dtypeBytes(tensorDtypes.c) <= 16777216 else 1)), (tunables.WORKGROUP_SIZE)), 65535)",
            "z": 1
          }
        }
      ]
    },
    {
      "id": "broadcast",
      "when": ["tensorDtypes.a == tensorDtypes.b", "tensorDtypes.a == tensorDtypes.c", "ranks.a <= ranks.c", "ranks.b <= ranks.c"],
      "derive": { "logicalDtype": "tensorDtypes.c" },
      "passes": [
        {
          "id": "main",
          "name": "BitwiseAnd",
          "shader": "bitwise-binary-broadcast.wgsl.jinja",
          "derive": {
            "aShape": "shapes.a",
            "bShape": "shapes.b",
            "cShape": "shapes.c",
            "aRank": "ranks.a",
            "bRank": "ranks.b",
            "cRank": "ranks.c",
            "itemsPerInvocation": 4
          },
          "bindings": ["a_2_bitwise", "b_2_bitwise", "c_2_bitwise", "params_count"],
          "dispatch": {
            "x": "min(ceilDiv((ceilDiv(numel(shapes.c), 4)), (tunables.WORKGROUP_SIZE)), 65535)",
            "y": "ceilDiv(ceilDiv((ceilDiv(numel(shapes.c), 4)), (tunables.WORKGROUP_SIZE)), 65535)",
            "z": 1
          }
        }
      ]
    }
  ],
  "bindings": {
    "a": { "elementType": "$vectorScalar" },
    "b": { "elementType": "$vectorScalar" },
    "c_bitwise": { "elementType": "$vectorScalar", "name": "c" },
    "params": { "struct": [{ "name": "count", "type": "u32", "value": "numel(shapes.c) / 4" }] },
    "a_2_bitwise": { "name": "a", "elementType": "$T" },
    "b_2_bitwise": { "name": "b", "elementType": "$T" },
    "c_2_bitwise": { "name": "c", "elementType": "$T" },
    "params_count": { "name": "params", "struct": [{ "name": "count", "type": "u32", "value": "numel(shapes.c)" }] }
  }
}