| { |
| "domain": "ai.onnx", |
| "name": "BitShift", |
| "sinceVersion": 11, |
| "inputs": { "x": { "onnx": "X", "dtype": "T" }, "y": { "onnx": "Y", "dtype": "T" } }, |
| "outputs": { |
| "z": { "onnx": "Z", "dtype": "T", "rank": "max(ranks.x, ranks.y)", "shape": "broadcastShape(shapes.x, shapes.y)" } |
| }, |
| "attributes": { "direction": {} }, |
| "attributeConstraints": { "direction": { "required": true, "values": ["LEFT", "RIGHT"] } }, |
| "typeConstraints": { "T": ["uint32", "uint8"] }, |
| "tunables": { "WORKGROUP_SIZE": { "default": 256 } }, |
| "derive": { |
| "leftShift": "attrs.direction == \"LEFT\"", |
| "logicalDtype": "tensorDtypes.z", |
| "bitWidth": "8 if tensorDtypes.z == \"uint8\" else 32" |
| }, |
| "variants": [ |
| { |
| "id": "same_shape_vec4", |
| "priority": 20, |
| "when": ["sameShape(shapes.x, shapes.z)", "sameShape(shapes.y, shapes.z)", "numel(shapes.z) > 0", "numel(shapes.z) % 4 == 0"], |
| "derive": { "vectorScalar": "\"vec4<\" ~ dtypes.T ~ \">\"" }, |
| "passes": [ |
| { |
| "id": "main", |
| "name": "BitShift.Vec4", |
| "shader": "bitshift-vec4.wgsl.jinja", |
| "bindings": [ |
| { "arg": "x", "elementType": "$vectorScalar" }, |
| { "arg": "y", "name": "shift", "elementType": "$vectorScalar" }, |
| { "arg": "z", "elementType": "$vectorScalar" }, |
| { "name": "params", "struct": [{ "name": "count", "type": "u32", "value": "numel(shapes.z) / 4" }] } |
| ], |
| "dispatch": { |
| "x": "min(ceilDiv((numel(shapes.z) / 4), (tunables.WORKGROUP_SIZE)), 65535)", |
| "y": "ceilDiv(ceilDiv((numel(shapes.z) / 4), (tunables.WORKGROUP_SIZE)), 65535)", |
| "z": 1 |
| } |
| } |
| ] |
| }, |
| { |
| "id": "broadcast", |
| "when": ["ranks.x >= 0", "ranks.y >= 0", "ranks.z >= 0", "ranks.x <= ranks.z", "ranks.y <= ranks.z"], |
| "passes": [ |
| { |
| "id": "main", |
| "name": "BitShift", |
| "shader": "bitshift.wgsl.jinja", |
| "derive": { |
| "xShape": "shapes.x", |
| "yShape": "shapes.y", |
| "zShape": "shapes.z", |
| "xRank": "ranks.x", |
| "yRank": "ranks.y", |
| "zRank": "ranks.z" |
| }, |
| "bindings": [ |
| "x", |
| { "arg": "y", "name": "shift" }, |
| "z", |
| { "name": "params", "struct": [{ "name": "count", "type": "u32", "value": "numel(shapes.z)" }] } |
| ], |
| "dispatch": { |
| "x": "min(ceilDiv((numel(shapes.z)), (tunables.WORKGROUP_SIZE)), 65535)", |
| "y": "ceilDiv(ceilDiv((numel(shapes.z)), (tunables.WORKGROUP_SIZE)), 65535)", |
| "z": 1 |
| } |
| } |
| ] |
| } |
| ] |
| } |
|
|
