Subversion Repositories robust_fir

##check all input parameters have been given
CHECK CONST(ORDER)
CHECK CONST(COEFF_BITS)
CHECK CONST(DIN_BITS)

SWAP NAME MAC_NUM_TOPO                         ##name of top module and file
SWAP INPUT_BITS DIN_BITS_COEFF_BITS            ##input sizes
SWAP TOPO ORDER_INPUT_BITS                     ##topology

SWAP COEFF_NUM EXPR(ORDER+1)                   ##number of coefficients
SWAP ADD_STAGES LOG2(COEFF_NUM)                ##number of binary tree adder stages
SWAP MULT_BITS EXPR(COEFF_BITS+DIN_BITS)       ##bits of mult product
SWAP DOUT_BITS EXPR(MULT_BITS+ADD_STAGES)      ##bits of output data (lossless)