Module fifo

Parameters

`FALL_THROUGH`

`DATA_WIDTH`

`DEPTH`

`THRESHOLD`

`dtype`

Ports

`clk_i`

`rst_ni`

`flush_i`

`testmode_i`

`full_o`

`empty_o`

`threshold_o`

`data_i`

`push_i`

`data_o`

`pop_i`