| { |
| "domain": "ai.onnx", |
| "name": "InstanceNormalization", |
| "sinceVersion": 6, |
| "inputs": { |
| "input": { "dtype": "T" }, |
| "scale": { "dtype": "T", "rank": 1 }, |
| "b": { "onnx": "B", "dtype": "T", "rank": 1 } |
| }, |
| "outputs": { "output": { "dtype": "T", "rank": "ranks.input", "shape": "shapes.input" } }, |
| "attributes": { "epsilon": { "default": 0.00001 } }, |
| "typeConstraints": { "T": ["float32", "float16"] }, |
| "tunables": { |
| "WORKGROUP_SIZE": { "default": 256 }, |
| "MAX_STATS_SPLITS": { "default": 256 }, |
| "STATS_VALUES_PER_SPLIT": { "default": 2048 }, |
| "SPLIT_STATS_MIN_SPATIAL": { "default": 65536 }, |
| "SPLIT_STATS_MAX_PLANES": { "default": 256 }, |
| "COMBINE_WORKGROUP_SIZE": { "default": 64 }, |
| "BATCHED_MIN_PLANES_PER_WORKGROUP": { "default": 8 } |
| }, |
| "derive": { |
| "deviceWorkgroupCap": "min(device.limits.maxComputeInvocationsPerWorkgroup, device.limits.maxComputeWorkgroupSizeX)", |
| "wave32Adapter": "has(device.adapterInfo, \"subgroupMinSize\") and has(device.adapterInfo, \"subgroupMaxSize\") and device.adapterInfo.subgroupMinSize == 32 and device.adapterInfo.subgroupMaxSize == 32", |
| "reportedNonWave32Adapter": "not wave32Adapter and (has(device.adapterInfo, \"subgroupMinSize\") or has(device.adapterInfo, \"subgroupMaxSize\"))", |
| "instanceContractOk": "f16Ok(dtypes.T) and ranks.input >= 3 and ranks.output == ranks.input and sameShape(shapes.output, shapes.input) and ranks.scale == 1 and ranks.b == 1 and dim(shapes.scale, 0) == dim(shapes.input, 1) and dim(shapes.b, 0) == dim(shapes.input, 1)", |
| "instancePlanes": "dim(shapes.input, 0) * dim(shapes.input, 1)", |
| "instanceSpatial": "inner(shapes.input, 1)", |
| "normDeviceWorkgroupCap": "min(tunables.WORKGROUP_SIZE, deviceWorkgroupCap)", |
| "normWorkgroupCap": "max(1, pow2ceil(normDeviceWorkgroupCap + 1) / 2)", |
| "normSubgroupMin": "device.adapterInfo.subgroupMinSize if has(device.adapterInfo, \"subgroupMinSize\") else 1", |
| "normSubgroupMax": "device.adapterInfo.subgroupMaxSize if has(device.adapterInfo, \"subgroupMaxSize\") else 32", |
| "hasSubgroupId": "device.features.has(\"subgroups\") and device.wgslLanguageFeatures.has(\"subgroup_id\")", |
| "instanceScalarWorkgroup": "min(normWorkgroupCap, pow2ceil(instanceSpatial))", |
| "instanceVec4Workgroup": "min(normWorkgroupCap, pow2ceil(instanceSpatial / 4))", |
| "instanceVec4SubgroupEfficient": "not hasSubgroupId or instanceVec4Workgroup >= normSubgroupMin", |
| "instanceBatchedVec4Lanes": "instanceVec4Workgroup", |
| "instanceBatchedVec4PlanesPerWorkgroup": "max(1, floor(normWorkgroupCap / instanceBatchedVec4Lanes))", |
| "instanceBatchedVec4Workgroups": "ceilDiv(instancePlanes, instanceBatchedVec4PlanesPerWorkgroup)", |
| "instanceBatchedVec4StorageBytes": "normWorkgroupCap * 2 * 4 + instanceBatchedVec4PlanesPerWorkgroup * 4", |
| "instanceRowWorkgroupBytes": "normWorkgroupCap * 2 * 4", |
| "instanceStatsBytes": "instancePlanes * 2 * 4", |
| "instanceStatsFits": "instanceStatsBytes <= device.limits.maxStorageBufferBindingSize and instanceStatsBytes <= device.limits.maxBufferSize", |
| "instanceRowCovered": "instanceContractOk and instanceRowWorkgroupBytes <= device.limits.maxComputeWorkgroupStorageSize", |
| "instanceSplitCount": "min(tunables.MAX_STATS_SPLITS, min(device.limits.maxComputeWorkgroupsPerDimension, 65535), pow2ceil(ceilDiv(instanceSpatial, tunables.STATS_VALUES_PER_SPLIT)))", |
| "instancePartialBytes": "instancePlanes * instanceSplitCount * 2 * 4", |
| "splitStatsCovered": "instanceRowCovered and instanceStatsFits and instancePlanes <= tunables.SPLIT_STATS_MAX_PLANES and instancePlanes <= min(device.limits.maxComputeWorkgroupsPerDimension, 65535) and instanceSpatial >= tunables.SPLIT_STATS_MIN_SPATIAL and instancePartialBytes <= device.limits.maxStorageBufferBindingSize and instancePartialBytes <= device.limits.maxBufferSize", |
| "splitStatsPreferred": "splitStatsCovered and instancePlanes < normSubgroupMax" |
| }, |
| "bindings": { |
| "x": { "arg": "input", "buffer": "read-only-storage", "elementType": "$ioElement" }, |
| "scale": { "buffer": "read-only-storage", "elementType": "$T" }, |
| "bias": { "arg": "b", "buffer": "read-only-storage", "elementType": "$T" }, |
| "y": { "arg": "output", "buffer": "storage", "elementType": "$ioElement" }, |
| "input": { "buffer": "read-only-storage", "elementType": "$splitInputElement" }, |
| "input_2": { "name": "input", "buffer": "read-only-storage", "elementType": "$vectorScalar" }, |
| "stats_2": { "name": "stats", "buffer": "read-only-storage", "elementType": "f32" }, |
| "output": { "buffer": "storage", "elementType": "$vectorScalar" }, |
| "params_5": { |
| "name": "params", |
| "buffer": "uniform", |
| "struct": [ |
| { "name": "count", "type": "u32", "value": "numel(shapes.output) / 4" }, |
| { "name": "channels", "type": "u32", "value": "dim(shapes.input, 1)" }, |
| { "name": "spatial", "type": "u32", "value": "instanceSpatial" } |
| ] |
| }, |
| "input_3": { "name": "input", "buffer": "read-only-storage", "elementType": "$T" }, |
| "output_2": { "name": "output", "buffer": "storage", "elementType": "$T" }, |
| "params_6": { |
| "name": "params", |
| "buffer": "uniform", |
| "struct": [ |
| { "name": "count", "type": "u32", "value": "numel(shapes.output)" }, |
| { "name": "channels", "type": "u32", "value": "dim(shapes.input, 1)" }, |
| { "name": "spatial", "type": "u32", "value": "instanceSpatial" } |
| ] |
| } |
| }, |
| "variants": [ |
| { |
| "id": "plane_batched_vec4", |
| "priority": 115, |
| "when": ["instanceRowCovered", "instanceSpatial % 4 == 0", "instanceSpatial >= 4", "instancePlanes >= normWorkgroupCap", "instanceBatchedVec4PlanesPerWorkgroup >= tunables.BATCHED_MIN_PLANES_PER_WORKGROUP", "instanceBatchedVec4StorageBytes <= device.limits.maxComputeWorkgroupStorageSize"], |
| "demoteWhen": ["reportedNonWave32Adapter and instancePlanes <= min(device.limits.maxComputeWorkgroupsPerDimension, 65535)"], |
| "derive": { |
| "usesF16": "dtypes.T == \"f16\"", |
| "ioElement": "\"vec4<\" ~ dtypes.T ~ \">\"", |
| "vectorScalar": "\"vec4<\" ~ dtypes.T ~ \">\"", |
| "hidden": "instanceSpatial", |
| "hiddenVec": "instanceSpatial / 4", |
| "channels": "dim(shapes.input, 1) if dim(shapes.input, 1) > 0 else 1", |
| "epsilon": "attrs.epsilon", |
| "workgroupSize": "normWorkgroupCap", |
| "lanesPerPlane": "instanceBatchedVec4Lanes", |
| "planesPerWorkgroup": "instanceBatchedVec4PlanesPerWorkgroup" |
| }, |
| "passes": [ |
| { |
| "id": "main", |
| "name": "InstanceNormalization.PlaneBatchedVec4", |
| "shader": "instance-normalization-batched-planes-vec4.wgsl.jinja", |
| "bindings": [ |
| "x", |
| "scale", |
| "bias", |
| "y", |
| { |
| "name": "params", |
| "struct": [{ "name": "rows", "type": "u32", "value": "dim(shapes.input, 0) * dim(shapes.input, 1)" }] |
| } |
| ], |
| "dispatch": { |
| "x": "min(instanceBatchedVec4Workgroups, 65535)", |
| "y": "ceilDiv(instanceBatchedVec4Workgroups, 65535)", |
| "z": 1 |
| } |
| } |
| ] |
| }, |
| { |
| "id": "plane_subgroup_vec4", |
| "priority": 110, |
| "when": ["instanceRowCovered", "inner(shapes.input, 1) % 4 == 0", "instanceVec4SubgroupEfficient"], |
| "requires": { "features": [] }, |
| "derive": { "ioElement": "\"vec4<\" ~ dtypes.T ~ \">\"", "vectorScalar": "\"vec4<\" ~ dtypes.T ~ \">\"" }, |
| "passes": [ |
| { |
| "id": "main", |
| "name": "InstanceNormalization.plane_subgroup_vec4", |
| "shader": "norm-row-stats.wgsl.jinja", |
| "derive": { |
| "modeSpec": "\"instance\"", |
| "vec4": true, |
| "scalar": "dtypes.T", |
| "usesF16Spec": "dtypes.T == \"f16\"", |
| "hidden": "instanceSpatial", |
| "wg": "instanceVec4Workgroup", |
| "epsilon": "attrs.epsilon", |
| "channels": "dim(shapes.input, 1) if dim(shapes.input, 1) > 0 else 1", |
| "hiddenVec": "instanceSpatial / 4", |
| "vecType": "\"vec4<\" ~ dtypes.T ~ \">\"", |
| "combineSubgroups": "hasSubgroupId" |
| }, |
| "bindings": [ |
| "x", |
| "scale", |
| "bias", |
| "y", |
| { |
| "name": "params", |
| "struct": [ |
| { "name": "rows", "type": "u32", "value": "dim(shapes.input, 0) * dim(shapes.input, 1)" }, |
| { |
| "name": "rowStride", |
| "type": "u32", |
| "value": "max(1, min(dim(shapes.input, 0) * dim(shapes.input, 1), min(device.limits.maxComputeWorkgroupsPerDimension, 65535)))" |
| } |
| ] |
| } |
| ], |
| "dispatch": { "x": "min(instancePlanes, 65535)", "y": "ceilDiv(instancePlanes, 65535)", "z": 1 }, |
| "subgroupCollectivesWidth": "portable" |
| } |
| ] |
| }, |
| { |
| "id": "plane_subgroup_vec4_scalar_io", |
| "priority": 111, |
| "when": ["dtypes.T == \"f32\"", "wave32Adapter", "device.wgslLanguageFeatures.has(\"subgroup_id\")", "instanceRowCovered", "instanceSpatial % 4 == 0", "instanceVec4SubgroupEfficient"], |
| "requires": { "features": ["subgroups"] }, |
| "derive": { "ioElement": "dtypes.T" }, |
| "passes": [ |
| { |
| "id": "main", |
| "name": "InstanceNormalization.plane_subgroup_vec4_scalar_io", |
| "shader": "norm-row-stats.wgsl.jinja", |
| "derive": { |
| "modeSpec": "\"instance\"", |
| "vec4": true, |
| "scalarIo": true, |
| "scalar": "dtypes.T", |
| "usesF16Spec": false, |
| "hidden": "instanceSpatial", |
| "wg": "instanceVec4Workgroup", |
| "epsilon": "attrs.epsilon", |
| "channels": "dim(shapes.input, 1) if dim(shapes.input, 1) > 0 else 1", |
| "hiddenVec": "instanceSpatial / 4", |
| "vecType": "\"vec4<f32>\"", |
| "combineSubgroups": true |
| }, |
| "bindings": [ |
| "x", |
| "scale", |
| "bias", |
| "y", |
| { |
| "name": "params", |
| "struct": [ |
| { "name": "rows", "type": "u32", "value": "dim(shapes.input, 0) * dim(shapes.input, 1)" }, |
| { |
| "name": "rowStride", |
| "type": "u32", |
| "value": "max(1, min(dim(shapes.input, 0) * dim(shapes.input, 1), min(device.limits.maxComputeWorkgroupsPerDimension, 65535)))" |
| } |
| ] |
| } |
| ], |
| "dispatch": { "x": "min(instancePlanes, 65535)", "y": "ceilDiv(instancePlanes, 65535)", "z": 1 }, |
| "subgroupCollectivesWidth": "portable" |
| } |
| ] |
| }, |
| { |
| "id": "plane_subgroup", |
| "priority": 100, |
| "when": ["instanceRowCovered"], |
| "requires": { "features": [] }, |
| "derive": { "ioElement": "dtypes.T" }, |
| "passes": [ |
| { |
| "id": "main", |
| "name": "InstanceNormalization.plane_subgroup", |
| "shader": "norm-row-stats.wgsl.jinja", |
| "derive": { |
| "modeSpec": "\"instance\"", |
| "vec4": false, |
| "scalar": "dtypes.T", |
| "usesF16Spec": "dtypes.T == \"f16\"", |
| "hidden": "instanceSpatial", |
| "wg": "instanceScalarWorkgroup", |
| "epsilon": "attrs.epsilon", |
| "channels": "dim(shapes.input, 1) if dim(shapes.input, 1) > 0 else 1", |
| "combineSubgroups": "hasSubgroupId" |
| }, |
| "bindings": [ |
| "x", |
| "scale", |
| "bias", |
| "y", |
| { |
| "name": "params", |
| "struct": [ |
| { "name": "rows", "type": "u32", "value": "dim(shapes.input, 0) * dim(shapes.input, 1)" }, |
| { |
| "name": "rowStride", |
| "type": "u32", |
| "value": "max(1, min(dim(shapes.input, 0) * dim(shapes.input, 1), min(device.limits.maxComputeWorkgroupsPerDimension, 65535)))" |
| } |
| ] |
| } |
| ], |
| "dispatch": { "x": "min(instancePlanes, 65535)", "y": "ceilDiv(instancePlanes, 65535)", "z": 1 }, |
| "subgroupCollectivesWidth": "portable" |
| } |
| ] |
| }, |
| { |
| "id": "plane_splitk_vec4", |
| "priority": 121, |
| "when": ["splitStatsPreferred", "instanceSpatial % 4 == 0"], |
| "derive": { |
| "vectorized": true, |
| "usesF16": "dtypes.T == \"f16\"", |
| "vectorScalar": "\"vec4<\" ~ dtypes.T ~ \">\"", |
| "useSubgroups": "hasSubgroupId", |
| "splitInputElement": "\"vec4<\" ~ dtypes.T ~ \">\"", |
| "workgroupSize": "normWorkgroupCap", |
| "split": "instanceSplitCount", |
| "combineWorkgroupSize": "min(tunables.COMBINE_WORKGROUP_SIZE, normWorkgroupCap)", |
| "applyWorkgroupSize": "normWorkgroupCap" |
| }, |
| "intermediates": [ |
| { "id": "partials", "dtype": "float32", "shape": "[instancePlanes * instanceSplitCount, 2]" }, |
| { "id": "stats", "dtype": "float32", "shape": "[instancePlanes, 2]" } |
| ], |
| "passes": [ |
| { |
| "id": "partials", |
| "name": "InstanceNormalization.SplitKPartialsVec4", |
| "shader": "instance-normalization-splitk-partials.wgsl.jinja", |
| "bindings": [ |
| "input", |
| { "name": "partials", "buffer": "storage", "elementType": "f32" }, |
| { |
| "name": "params", |
| "struct": [ |
| { "name": "planes", "type": "u32", "value": "instancePlanes" }, |
| { "name": "spatial", "type": "u32", "value": "instanceSpatial" } |
| ] |
| } |
| ], |
| "dispatch": { |
| "x": "min(instancePlanes, DISPATCH_FOLD_WIDTH)", |
| "y": "ceilDiv(instancePlanes, DISPATCH_FOLD_WIDTH)", |
| "z": "instanceSplitCount" |
| }, |
| "subgroupCollectivesWidth": "portable" |
| }, |
| { |
| "id": "combine", |
| "name": "InstanceNormalization.SplitKCombine", |
| "shader": "instance-normalization-splitk-combine.wgsl.jinja", |
| "derive": { "vectorizedSpec": true }, |
| "bindings": [ |
| "input", |
| { "name": "partials", "buffer": "read-only-storage", "elementType": "f32" }, |
| { "name": "stats", "buffer": "storage", "elementType": "f32" }, |
| { |
| "name": "params", |
| "struct": [ |
| { "name": "planes", "type": "u32", "value": "instancePlanes" }, |
| { "name": "spatial", "type": "u32", "value": "instanceSpatial" }, |
| { "name": "epsilon", "type": "f32", "value": "attrs.epsilon" } |
| ] |
| } |
| ], |
| "dispatch": { |
| "x": "min(ceilDiv((instancePlanes), (combineWorkgroupSize)), 65535)", |
| "y": "ceilDiv(ceilDiv((instancePlanes), (combineWorkgroupSize)), 65535)", |
| "z": 1 |
| } |
| }, |
| { |
| "id": "apply", |
| "name": "InstanceNormalization.ApplyVec4", |
| "shader": "instance-normalization-apply.wgsl.jinja", |
| "bindings": ["input_2", "stats_2", "scale", "bias", "output", "params_5"], |
| "dispatch": { |
| "x": "min(ceilDiv((numel(shapes.output) / 4), (applyWorkgroupSize)), 65535)", |
| "y": "ceilDiv(ceilDiv((numel(shapes.output) / 4), (applyWorkgroupSize)), 65535)", |
| "z": 1 |
| } |
| } |
| ] |
| }, |
| { |
| "id": "plane_splitk", |
| "priority": 120, |
| "when": ["splitStatsPreferred"], |
| "derive": { |
| "scalar": "dtypes.T", |
| "usesF16": "dtypes.T == \"f16\"", |
| "splitInputElement": "dtypes.T", |
| "workgroupSize": "normWorkgroupCap", |
| "split": "instanceSplitCount", |
| "combineWorkgroupSize": "min(tunables.COMBINE_WORKGROUP_SIZE, normWorkgroupCap)", |
| "applyWorkgroupSize": "normWorkgroupCap" |
| }, |
| "intermediates": [ |
| { "id": "partials", "dtype": "float32", "shape": "[instancePlanes * instanceSplitCount, 2]" }, |
| { "id": "stats", "dtype": "float32", "shape": "[instancePlanes, 2]" } |
| ], |
| "passes": [ |
| { |
| "id": "partials", |
| "name": "InstanceNormalization.SplitKPartials", |
| "shader": "instance-normalization-splitk-partials.wgsl.jinja", |
| "bindings": [ |
| "input", |
| { "name": "partials", "buffer": "storage", "elementType": "f32" }, |
| { |
| "name": "params", |
| "struct": [ |
| { "name": "planes", "type": "u32", "value": "instancePlanes" }, |
| { "name": "spatial", "type": "u32", "value": "instanceSpatial" } |
| ] |
| } |
| ], |
| "dispatch": { |
| "x": "min(instancePlanes, DISPATCH_FOLD_WIDTH)", |
| "y": "ceilDiv(instancePlanes, DISPATCH_FOLD_WIDTH)", |
| "z": "instanceSplitCount" |
| } |
| }, |
| { |
| "id": "combine", |
| "name": "InstanceNormalization.SplitKCombine", |
| "shader": "instance-normalization-splitk-combine.wgsl.jinja", |
| "derive": { "vectorizedSpec": false }, |
| "bindings": [ |
| "input", |
| { "name": "partials", "buffer": "read-only-storage", "elementType": "f32" }, |
| { "name": "stats", "buffer": "storage", "elementType": "f32" }, |
| { |
| "name": "params", |
| "struct": [ |
| { "name": "planes", "type": "u32", "value": "instancePlanes" }, |
| { "name": "spatial", "type": "u32", "value": "instanceSpatial" }, |
| { "name": "epsilon", "type": "f32", "value": "attrs.epsilon" } |
| ] |
| } |
| ], |
| "dispatch": { |
| "x": "min(ceilDiv((instancePlanes), (combineWorkgroupSize)), 65535)", |
| "y": "ceilDiv(ceilDiv((instancePlanes), (combineWorkgroupSize)), 65535)", |
| "z": 1 |
| } |
| }, |
| { |
| "id": "apply", |
| "name": "InstanceNormalization.Apply", |
| "shader": "instance-normalization-apply.wgsl.jinja", |
| "bindings": ["input_3", "stats_2", "scale", "bias", "output_2", "params_6"], |
| "dispatch": { |
| "x": "min(ceilDiv((numel(shapes.output)), (applyWorkgroupSize)), 65535)", |
| "y": "ceilDiv(ceilDiv((numel(shapes.output)), (applyWorkgroupSize)), 65535)", |
| "z": 1 |
| } |
| } |
| ] |
| } |
| ] |
| } |
|
|
