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This is an example of documentation generated by ZigDoc, an alternative to Zig's built-in Auto Doc feature. See also examples in other modes/formats. The project being documented here (as the example) is the Zig standard library. Public Function

countTrues

Public Function
std.simd.countTrues
pub fn countTrues(vec: anytype) VectorCount(@TypeOf(vec))

Params

  • vec

File

simd.zig:329
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pub fn countTrues(vec: anytype) VectorCount(@TypeOf(vec)) {
    const len = vectorLength(@TypeOf(vec));
    const CountIntType = VectorCount(@TypeOf(vec));

    const all_ones: @Vector(len, CountIntType) = @splat(1);
    const all_zeroes: @Vector(len, CountIntType) = @splat(0);

    const one_if_true = @select(CountIntType, vec, all_ones, all_zeroes);
    return @reduce(.Add, one_if_true);
}