definitions/simd-loop/loop_135.json

{
  "name": "loop_135",
  "op_type": "loop_135",
  "description": "Multiply INT8 matrices accumulating into INT32 using tiled 4-element dot products",
  "tags": [
    "simd-loop"
  ],
  "axes": {
    "m": {
      "type": "var",
      "description": "axis m"
    },
    "n": {
      "type": "var",
      "description": "axis n"
    },
    "k": {
      "type": "var",
      "description": "axis k"
    }
  },
  "inputs": {
    "a": {
      "shape": [
        "m",
        "k"
      ],
      "dtype": "int8"
    },
    "b": {
      "shape": [
        "k",
        "n"
      ],
      "dtype": "int8"
    }
  },
  "outputs": {
    "c": {
      "shape": [
        "m",
        "n"
      ],
      "dtype": "int32",
      "description": "Output array"
    }
  },
  "reference": "import numpy as np\n\ndef run(a, b):\n    return (a.astype(np.int64) @ b.astype(np.int64)).astype(np.int32)\n",
  "simd_loop_meta": {
    "output_inplace": false,
    "array_pad": 0,
    "scratch": [],
    "axes_order": [
      "m",
      "n",
      "k"
    ]
  }
}