github.com/parquet-go/parquet-go@v0.21.1-0.20240501160520-b3c3a0c3ed6f/null_purego.go (about)

     1  //go:build purego || !amd64
     2  
     3  package parquet
     4  
     5  import "github.com/parquet-go/parquet-go/sparse"
     6  
     7  func nullIndexBool(bits []uint64, rows sparse.Array) {
     8  	nullIndex[bool](bits, rows)
     9  }
    10  
    11  func nullIndexInt(bits []uint64, rows sparse.Array) {
    12  	nullIndex[int](bits, rows)
    13  }
    14  
    15  func nullIndexInt32(bits []uint64, rows sparse.Array) {
    16  	nullIndex[int32](bits, rows)
    17  }
    18  
    19  func nullIndexInt64(bits []uint64, rows sparse.Array) {
    20  	nullIndex[int64](bits, rows)
    21  }
    22  
    23  func nullIndexUint(bits []uint64, rows sparse.Array) {
    24  	nullIndex[uint](bits, rows)
    25  }
    26  
    27  func nullIndexUint32(bits []uint64, rows sparse.Array) {
    28  	nullIndex[uint32](bits, rows)
    29  }
    30  
    31  func nullIndexUint64(bits []uint64, rows sparse.Array) {
    32  	nullIndex[uint64](bits, rows)
    33  }
    34  
    35  func nullIndexUint128(bits []uint64, rows sparse.Array) {
    36  	nullIndex[[16]byte](bits, rows)
    37  }
    38  
    39  func nullIndexFloat32(bits []uint64, rows sparse.Array) {
    40  	nullIndex[float32](bits, rows)
    41  }
    42  
    43  func nullIndexFloat64(bits []uint64, rows sparse.Array) {
    44  	nullIndex[float64](bits, rows)
    45  }
    46  
    47  func nullIndexString(bits []uint64, rows sparse.Array) {
    48  	nullIndex[string](bits, rows)
    49  }
    50  
    51  func nullIndexSlice(bits []uint64, rows sparse.Array) {
    52  	for i := 0; i < rows.Len(); i++ {
    53  		p := *(**struct{})(rows.Index(i))
    54  		b := uint64(0)
    55  		if p != nil {
    56  			b = 1
    57  		}
    58  		bits[uint(i)/64] |= b << (uint(i) % 64)
    59  	}
    60  }
    61  
    62  func nullIndexPointer(bits []uint64, rows sparse.Array) {
    63  	nullIndex[*struct{}](bits, rows)
    64  }