gx

chenyc

2025-06-12 7b72ac13a83764a662159d4a49b7fffb90476ecb

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
/**
 * @license
 * Copyright 2022 Google LLC. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * =============================================================================
 */
import { backend_util, Cumprod, upcastType, util } from '@tensorflow/tfjs-core';
import { assertNotComplex } from '../cpu_util';
import { transpose } from './Transpose';
export function cumprod(args) {
    const { inputs, backend, attrs } = args;
    const { x } = inputs;
    const { axis, exclusive, reverse } = attrs;
    assertNotComplex(x, 'cumprod');
    const permutation = backend_util.getAxesPermutation([axis], x.shape.length);
    let $x = x;
    if (permutation != null) {
        $x = transpose({ inputs: { x }, backend, attrs: { perm: permutation } });
    }
    const permutedAxis = backend_util.getInnerMostAxes(1, x.shape.length)[0];
    if (permutedAxis !== $x.shape.length - 1) {
        throw new Error(`backend.cumprod in CPU expects an inner-most ` +
            `axis=${$x.shape.length - 1} but got axis=${permutedAxis}`);
    }
    const resultDtype = upcastType($x.dtype, 'int32');
    const vals = util.makeOnesTypedArray(util.sizeFromShape($x.shape), resultDtype);
    const aVals = backend.data.get($x.dataId).values;
    const finalDim = $x.shape[$x.shape.length - 1];
    const indexAdjuster = reverse ?
        (i, j) => i + finalDim - j - 1 :
        (i, j) => i + j;
    for (let i = 0; i < aVals.length; i += finalDim) {
        for (let j = 0; j < finalDim; j++) {
            const idx = indexAdjuster(i, j);
            if (j === 0) {
                vals[idx] = exclusive ? 1 : aVals[idx];
            }
            else {
                const prevIdx = indexAdjuster(i, j - 1);
                vals[idx] = exclusive ? aVals[prevIdx] * vals[prevIdx] :
                    aVals[idx] * vals[prevIdx];
            }
        }
    }
    const result = backend.makeTensorInfo($x.shape, resultDtype, vals);
    if (permutation != null) {
        const reversePermutation = backend_util.getUndoAxesPermutation(permutation);
        const reverseTransposedResult = transpose({ inputs: { x: result }, backend, attrs: { perm: reversePermutation } });
        backend.disposeIntermediateTensorInfo(result);
        backend.disposeIntermediateTensorInfo($x);
        return reverseTransposedResult;
    }
    return result;
}
export const cumprodConfig = {
    kernelName: Cumprod,
    backendName: 'cpu',
    kernelFunc: cumprod
};
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"Cumprod.js","sourceRoot":"","sources":["../../../../../../tfjs-backend-cpu/src/kernels/Cumprod.ts"],"names":[],"mappings":"AAAA;;;;;;;;;;;;;;;GAeG;AAEH,OAAO,EAAC,YAAY,EAAE,OAAO,EAAiF,UAAU,EAAE,IAAI,EAAC,MAAM,uBAAuB,CAAC;AAG7J,OAAO,EAAC,gBAAgB,EAAC,MAAM,aAAa,CAAC;AAC7C,OAAO,EAAC,SAAS,EAAC,MAAM,aAAa,CAAC;AAEtC,MAAM,UAAU,OAAO,CACnB,IAC2B;IAC7B,MAAM,EAAC,MAAM,EAAE,OAAO,EAAE,KAAK,EAAC,GAAG,IAAI,CAAC;IACtC,MAAM,EAAC,CAAC,EAAC,GAAG,MAAM,CAAC;IACnB,MAAM,EAAC,IAAI,EAAE,SAAS,EAAE,OAAO,EAAC,GAAG,KAAK,CAAC;IAEzC,gBAAgB,CAAC,CAAC,EAAE,SAAS,CAAC,CAAC;IAE/B,MAAM,WAAW,GAAG,YAAY,CAAC,kBAAkB,CAAC,CAAC,IAAI,CAAC,EAAE,CAAC,CAAC,KAAK,CAAC,MAAM,CAAC,CAAC;IAC5E,IAAI,EAAE,GAAG,CAAC,CAAC;IACX,IAAI,WAAW,IAAI,IAAI,EAAE;QACvB,EAAE,GAAG,SAAS,CAAC,EAAC,MAAM,EAAE,EAAC,CAAC,EAAC,EAAE,OAAO,EAAE,KAAK,EAAE,EAAC,IAAI,EAAE,WAAW,EAAC,EAAC,CAAC,CAAC;KACpE;IACD,MAAM,YAAY,GAAG,YAAY,CAAC,gBAAgB,CAAC,CAAC,EAAE,CAAC,CAAC,KAAK,CAAC,MAAM,CAAC,CAAC,CAAC,CAAC,CAAC;IAEzE,IAAI,YAAY,KAAK,EAAE,CAAC,KAAK,CAAC,MAAM,GAAG,CAAC,EAAE;QACxC,MAAM,IAAI,KAAK,CACX,+CAA+C;YAC/C,QAAQ,EAAE,CAAC,KAAK,CAAC,MAAM,GAAG,CAAC,iBAAiB,YAAY,EAAE,CAAC,CAAC;KACjE;IAED,MAAM,WAAW,GAAG,UAAU,CAAC,EAAE,CAAC,KAAK,EAAE,OAAO,CAAC,CAAC;IAClD,MAAM,IAAI,GAAG,IAAI,CAAC,kBAAkB,CACnB,IAAI,CAAC,aAAa,CAAC,EAAE,CAAC,KAAK,CAAC,EAAE,WAAW,CAAe,CAAC;IAE1E,MAAM,KAAK,GAAG,OAAO,CAAC,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,MAAM,CAAC,CAAC,MAAoB,CAAC;IAC/D,MAAM,QAAQ,GAAG,EAAE,CAAC,KAAK,CAAC,EAAE,CAAC,KAAK,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC;IAC/C,MAAM,aAAa,GAAG,OAAO,CAAC,CAAC;QAC3B,CAAC,CAAS,EAAE,CAAS,EAAE,EAAE,CAAC,CAAC,GAAG,QAAQ,GAAG,CAAC,GAAG,CAAC,CAAC,CAAC;QAChD,CAAC,CAAS,EAAE,CAAS,EAAE,EAAE,CAAC,CAAC,GAAG,CAAC,CAAC;IACpC,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,KAAK,CAAC,MAAM,EAAE,CAAC,IAAI,QAAQ,EAAE;QAC/C,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,QAAQ,EAAE,CAAC,EAAE,EAAE;YACjC,MAAM,GAAG,GAAG,aAAa,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC;YAChC,IAAI,CAAC,KAAK,CAAC,EAAE;gBACX,IAAI,CAAC,GAAG,CAAC,GAAG,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC;aACxC;iBAAM;gBACL,MAAM,OAAO,GAAG,aAAa,CAAC,CAAC,EAAE,CAAC,GAAG,CAAC,CAAC,CAAC;gBACxC,IAAI,CAAC,GAAG,CAAC,GAAG,SAAS,CAAC,CAAC,CAAC,KAAK,CAAC,OAAO,CAAC,GAAG,IAAI,CAAC,OAAO,CAAC,CAAC,CAAC;oBAChC,KAAK,CAAC,GAAG,CAAC,GAAG,IAAI,CAAC,OAAO,CAAC,CAAC;aACpD;SACF;KACF;IAED,MAAM,MAAM,GAAG,OAAO,CAAC,cAAc,CAAC,EAAE,CAAC,KAAK,EAAE,WAAW,EAAE,IAAI,CAAC,CAAC;IAEnE,IAAI,WAAW,IAAI,IAAI,EAAE;QACvB,MAAM,kBAAkB,GAAG,YAAY,CAAC,sBAAsB,CAAC,WAAW,CAAC,CAAC;QAC5E,MAAM,uBAAuB,GAAG,SAAS,CACrC,EAAC,MAAM,EAAE,EAAC,CAAC,EAAE,MAAM,EAAC,EAAE,OAAO,EAAE,KAAK,EAAE,EAAC,IAAI,EAAE,kBAAkB,EAAC,EAAC,CAAC,CAAC;QAEvE,OAAO,CAAC,6BAA6B,CAAC,MAAM,CAAC,CAAC;QAC9C,OAAO,CAAC,6BAA6B,CAAC,EAAE,CAAC,CAAC;QAE1C,OAAO,uBAAuB,CAAC;KAChC;IAED,OAAO,MAAM,CAAC;AAChB,CAAC;AAED,MAAM,CAAC,MAAM,aAAa,GAAiB;IACzC,UAAU,EAAE,OAAO;IACnB,WAAW,EAAE,KAAK;IAClB,UAAU,EAAE,OAAgC;CAC7C,CAAC","sourcesContent":["/**\n * @license\n * Copyright 2022 Google LLC. All Rights Reserved.\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n * =============================================================================\n */\n\nimport {backend_util, Cumprod, CumprodAttrs, CumprodInputs, KernelConfig, KernelFunc, TensorInfo, TypedArray, upcastType, util} from '@tensorflow/tfjs-core';\n\nimport {MathBackendCPU} from '../backend_cpu';\nimport {assertNotComplex} from '../cpu_util';\nimport {transpose} from './Transpose';\n\nexport function cumprod(\n    args: {inputs: CumprodInputs, backend: MathBackendCPU,\n           attrs: CumprodAttrs}): TensorInfo {\n  const {inputs, backend, attrs} = args;\n  const {x} = inputs;\n  const {axis, exclusive, reverse} = attrs;\n\n  assertNotComplex(x, 'cumprod');\n\n  const permutation = backend_util.getAxesPermutation([axis], x.shape.length);\n  let $x = x;\n  if (permutation != null) {\n    $x = transpose({inputs: {x}, backend, attrs: {perm: permutation}});\n  }\n  const permutedAxis = backend_util.getInnerMostAxes(1, x.shape.length)[0];\n\n  if (permutedAxis !== $x.shape.length - 1) {\n    throw new Error(\n        `backend.cumprod in CPU expects an inner-most ` +\n        `axis=${$x.shape.length - 1} but got axis=${permutedAxis}`);\n  }\n\n  const resultDtype = upcastType($x.dtype, 'int32');\n  const vals = util.makeOnesTypedArray(\n                   util.sizeFromShape($x.shape), resultDtype) as TypedArray;\n\n  const aVals = backend.data.get($x.dataId).values as TypedArray;\n  const finalDim = $x.shape[$x.shape.length - 1];\n  const indexAdjuster = reverse ?\n      (i: number, j: number) => i + finalDim - j - 1 :\n      (i: number, j: number) => i + j;\n  for (let i = 0; i < aVals.length; i += finalDim) {\n    for (let j = 0; j < finalDim; j++) {\n      const idx = indexAdjuster(i, j);\n      if (j === 0) {\n        vals[idx] = exclusive ? 1 : aVals[idx];\n      } else {\n        const prevIdx = indexAdjuster(i, j - 1);\n        vals[idx] = exclusive ? aVals[prevIdx] * vals[prevIdx] :\n                                aVals[idx] * vals[prevIdx];\n      }\n    }\n  }\n\n  const result = backend.makeTensorInfo($x.shape, resultDtype, vals);\n\n  if (permutation != null) {\n    const reversePermutation = backend_util.getUndoAxesPermutation(permutation);\n    const reverseTransposedResult = transpose(\n        {inputs: {x: result}, backend, attrs: {perm: reversePermutation}});\n\n    backend.disposeIntermediateTensorInfo(result);\n    backend.disposeIntermediateTensorInfo($x);\n\n    return reverseTransposedResult;\n  }\n\n  return result;\n}\n\nexport const cumprodConfig: KernelConfig = {\n  kernelName: Cumprod,\n  backendName: 'cpu',\n  kernelFunc: cumprod as unknown as KernelFunc\n};\n"]}