## Coverage Report

#### Created: 2026-04-16 18:32

next uncovered line (L), next uncovered region (R), next uncovered branch (B)

    /home/liu/actions-runner/_work/ccv/ccv/lib/nnc/cmd/softmax/ccv_nnc_softmax.c

    Line
    Count
    Source
    1
    #include "ccv.h"
    2
    #include "nnc/ccv_nnc.h"
    3
    #include "nnc/ccv_nnc_internal.h"
    4
    5
    static int _ccv_nnc_arbitary_inplace(const ccv_nnc_cmd_param_t cmd, const int input_idx, const int input_size, const int output_idx, const int output_size)
    6
    24
    {
    7
    24
      return 1;
    8
    24
    }
    9
    10
    static int _ccv_nnc_allow_gradient_inplace(const ccv_nnc_cmd_param_t cmd, const int input_idx, const int input_size, const int output_idx, const int output_size)
    11
    40
    {
    12
    40
      return (input_idx == 0 && output_idx == 019);
    13
    40
    }
    14
    15
    static int _ccv_nnc_softmax_forw_bitmask(const ccv_nnc_cmd_param_t cmd, const int input_size, const int output_size, const uint64_t* const input_bitmasks, const int input_bitmask_size, const uint64_t* const output_bitmasks, const int output_bitmask_size)
    16
    12
    {
    17
    12
      if ((input_bitmasks[0] & 1u) == 1u && output_bitmasks[0] == 1u)
    18
    12
        return 1;
    19
    0
      return 0;
    20
    12
    }
    21
    22
    static int _ccv_nnc_softmax_back_bitmask(const ccv_nnc_cmd_param_t cmd, const int input_size, const int output_size, const uint64_t* const input_bitmasks, const int input_bitmask_size, const uint64_t* const output_bitmasks, const int output_bitmask_size)
    23
    56
    {
    24
    56
      if ((input_bitmasks[0] & 5u) == 5u && output_bitmasks[0] == 1u20)
    25
    20
        return 1;
    26
    36
      return 0;
    27
    56
    }
    28
    29
    REGISTER_COMMAND(CCV_NNC_SOFTMAX_FORWARD)(ccv_nnc_cmd_registry_t* const registry)
    30
      FIND_BACKEND(ccv_nnc_softmax_cpu_ref.c, gpu/ccv_nnc_softmax_gpu_cudnn.cu, mps/ccv_nnc_softmax_mps.m)
    31
    1
    {
    32
    1
      registry->bitmask = _ccv_nnc_softmax_forw_bitmask;
    33
    1
      registry->tensor_auto = ccv_nnc_hint_tensor_auto_forward_from_inputs;
    34
    1
      registry->allow_inplace = _ccv_nnc_arbitary_inplace;
    35
    1
    }
    36
    37
    REGISTER_COMMAND(CCV_NNC_SOFTMAX_BACKWARD)(ccv_nnc_cmd_registry_t* const registry)
    38
      FIND_BACKEND(ccv_nnc_softmax_cpu_ref.c, gpu/ccv_nnc_softmax_gpu_cudnn.cu, mps/ccv_nnc_softmax_mps.m)
    39
    1
    {
    40
    1
      registry->flags = CCV_NNC_CMD_ATTR_NULL_IS_ONES;
    41
    1
      registry->bitmask = _ccv_nnc_softmax_back_bitmask;
    42
    1
      registry->tensor_auto = ccv_nnc_hint_tensor_auto_backward_from_gradient;
    43
    1
      registry->allow_inplace = _ccv_nnc_allow_gradient_inplace;
    44
    1
    }
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    46
    //@REGISTER_EASY_COMMAND_MACRO(CCV_NNC_SOFTMAX_FORWARD)
    47
    #define CMD_SOFTMAX_FORWARD() ccv_nnc_cmd(CCV_NNC_SOFTMAX_FORWARD, 0, ccv_nnc_cmd_auto, 0)
    48
    //@REGISTER_EASY_COMMAND_MACRO(CCV_NNC_SOFTMAX_BACKWARD)
    49
    #define CMD_SOFTMAX_BACKWARD() ccv_nnc_cmd(CCV_NNC_SOFTMAX_BACKWARD, 0, ccv_nnc_cmd_auto, 0)