tiny.simd.broadcastBlock

1pub fn broadcastBlock(comptime D: type, comptime block_index: usize, value: D.Vector) D.Vector {2    const block_count = comptime blocks(D);3    if (comptime block_index >= block_count) @compileError("block index is outside the vector");4    if (block_count == 1) return value;5    const lanes_per_block = comptime blockLanes(D);6    const lanes: [D.lane_count]D.Lane = @bitCast(value);7    var result: [D.lane_count]D.Lane = undefined;8    inline for (0..D.lane_count) |lane| {9        result[lane] = lanes[block_index * lanes_per_block + lane % lanes_per_block];10    }11    return @bitCast(result);12}

1pub const broadcastBlock = block.broadcastBlock;