alu.fit.eqn

实现4位加减乘除的alu

--A1L74Q is qout[7]~reg0 at LC8_B22
--operation mode is normal

A1L74Q_lut_out = optional[1] & (optional[0] & C1_qout[7] # !optional[0] & D1_qout[7]);
A1L74Q = DFFEA(A1L74Q_lut_out, GLOBAL(Clk), , , , , );


--A1L54Q is qout[6]~reg0 at LC5_C2
--operation mode is normal

A1L54Q_lut_out = optional[1] & (optional[0] & C1_qout[6] # !optional[0] & D1_qout[6]);
A1L54Q = DFFEA(A1L54Q_lut_out, GLOBAL(Clk), , , , , );


--A1L34Q is qout[5]~reg0 at LC7_B14
--operation mode is normal

A1L34Q_lut_out = optional[1] & (optional[0] & C1_qout[5] # !optional[0] & D1_qout[5]);
A1L34Q = DFFEA(A1L34Q_lut_out, GLOBAL(Clk), , , , , );


--A1L14Q is qout[4]~reg0 at LC6_B6
--operation mode is normal

A1L14Q_lut_out = optional[1] & (optional[0] & C1_qout[4] # !optional[0] & D1_qout[4]);
A1L14Q = DFFEA(A1L14Q_lut_out, GLOBAL(Clk), , , , , );


--A1L93Q is qout[3]~reg0 at LC1_C4
--operation mode is normal

A1L93Q_lut_out = A1L81 & (C1_qout[3] # !optional[1]) # !A1L81 & optional[1] & D1_qout[3];
A1L93Q = DFFEA(A1L93Q_lut_out, GLOBAL(Clk), , , , , );


--A1L73Q is qout[2]~reg0 at LC7_C13
--operation mode is normal

A1L73Q_lut_out = A1L91 & (C1_qout[2] # !optional[0]) # !A1L91 & optional[0] & !B2_Sum[2];
A1L73Q = DFFEA(A1L73Q_lut_out, GLOBAL(Clk), , , , , );


--A1L53Q is qout[1]~reg0 at LC1_C22
--operation mode is normal

A1L53Q_lut_out = A1L02 & (C1_qout[1] # !optional[1]) # !A1L02 & optional[1] & D1_qout[1];
A1L53Q = DFFEA(A1L53Q_lut_out, GLOBAL(Clk), , , , , );


--A1L33Q is qout[0]~reg0 at LC3_C21
--operation mode is normal

A1L33Q_lut_out = !A1L72;
A1L33Q = DFFEA(A1L33Q_lut_out, GLOBAL(Clk), , , , , );


--A1L41Q is Co~reg0 at LC4_C2
--operation mode is normal

A1L41Q_lut_out = A1L42 # A1L52 & B1L3;
A1L41Q = DFFEA(A1L41Q_lut_out, GLOBAL(Clk), , , , , );


--A1L61Q is done~reg0 at LC2_B14
--operation mode is normal

A1L61Q_lut_out = optional[0] & C1_done # !optional[0] & D1_done # !optional[1];
A1L61Q = DFFEA(A1L61Q_lut_out, GLOBAL(Clk), , , , , );


--C1_qout[7] is fast_div:div|qout[7] at LC3_C8
--operation mode is normal

C1_qout[7]_lut_out = C1_reg[7];
C1_qout[7] = DFFEA(C1_qout[7]_lut_out, GLOBAL(Clk), , , C1L21, , );


--D1_qout[7] is booth_mul:mul|qout[7] at LC3_B22
--operation mode is normal

D1_qout[7]_lut_out = D1_reg[8];
D1_qout[7] = DFFEA(D1_qout[7]_lut_out, GLOBAL(Clk), , , D1L8, , );


--C1_qout[6] is fast_div:div|qout[6] at LC6_C2
--operation mode is normal

C1_qout[6]_lut_out = C1_reg[6];
C1_qout[6] = DFFEA(C1_qout[6]_lut_out, GLOBAL(Clk), , , C1L21, , );


--D1_qout[6] is booth_mul:mul|qout[6] at LC1_B11
--operation mode is normal

D1_qout[6]_lut_out = D1_reg[7];
D1_qout[6] = DFFEA(D1_qout[6]_lut_out, GLOBAL(Clk), , , D1L8, , );


--C1_qout[5] is fast_div:div|qout[5] at LC4_C16
--operation mode is normal

C1_qout[5]_lut_out = C1_reg[5];
C1_qout[5] = DFFEA(C1_qout[5]_lut_out, GLOBAL(Clk), , , C1L21, , );


--D1_qout[5] is booth_mul:mul|qout[5] at LC3_B14
--operation mode is normal

D1_qout[5]_lut_out = D1_reg[6];
D1_qout[5] = DFFEA(D1_qout[5]_lut_out, GLOBAL(Clk), , , D1L8, , );


--C1_qout[4] is fast_div:div|qout[4] at LC1_C20
--operation mode is normal

C1_qout[4]_lut_out = C1_reg[4];
C1_qout[4] = DFFEA(C1_qout[4]_lut_out, GLOBAL(Clk), , , C1L21, , );


--D1_qout[4] is booth_mul:mul|qout[4] at LC1_B6
--operation mode is normal

D1_qout[4]_lut_out = D1_reg[5];
D1_qout[4] = DFFEA(D1_qout[4]_lut_out, GLOBAL(Clk), , , D1L8, , );


--D1_qout[3] is booth_mul:mul|qout[3] at LC2_C14
--operation mode is normal

D1_qout[3]_lut_out = D1_reg[4];
D1_qout[3] = DFFEA(D1_qout[3]_lut_out, GLOBAL(Clk), , , D1L8, , );


--B2L1 is fast_sub:sub|fast_add:add|Carry~359 at LC5_C21
--operation mode is normal

B2L1 = Ci & !B[0] & A[0] # !Ci & (A[0] # !B[0]);


--B2L2 is fast_sub:sub|fast_add:add|Carry~360 at LC4_C21
--operation mode is normal

B2L2 = B[1] & B2L1 & A[1] # !B[1] & (B2L1 # A[1]);


--B2L3 is fast_sub:sub|fast_add:add|Carry~361 at LC3_C4
--operation mode is normal

B2L3 = B[2] & B2L2 & A[2] # !B[2] & (B2L2 # A[2]);


--B2_Sum[3] is fast_sub:sub|fast_add:add|Sum[3] at LC4_C4
--operation mode is normal

B2_Sum[3] = B[3] $ A[3] $ B2L3;


--B1L1 is fast_add:add|Carry~343 at LC2_C21
--operation mode is normal

B1L1 = A[0] & (Ci # B[0]) # !A[0] & Ci & B[0];


--B1L2 is fast_add:add|Carry~344 at LC2_C13
--operation mode is normal

B1L2 = B1L1 & (B[1] # A[1]) # !B1L1 & B[1] & A[1];


--B1L3 is fast_add:add|Carry~345 at LC5_C13
--operation mode is normal

B1L3 = B1L2 & (B[2] # A[2]) # !B1L2 & B[2] & A[2];


--B1_Sum[3] is fast_add:add|Sum[3] at LC1_C11
--operation mode is normal

B1_Sum[3] = B1L3 $ B[3] $ A[3];


--A1L81 is Mux~36 at LC5_C4
--operation mode is normal

A1L81 = optional[0] & (optional[1] # !B2_Sum[3]) # !optional[0] & B1_Sum[3] & !optional[1];


--C1_qout[3] is fast_div:div|qout[3] at LC6_C5
--operation mode is normal

C1_qout[3]_lut_out = C1_reg[3];
C1_qout[3] = DFFEA(C1_qout[3]_lut_out, GLOBAL(Clk), , , C1L21, , );


--B2_Sum[2] is fast_sub:sub|fast_add:add|Sum[2] at LC3_C13
--operation mode is normal

B2_Sum[2] = B[2] $ A[2] $ B2L2;


--D1_qout[2] is booth_mul:mul|qout[2] at LC2_C18
--operation mode is normal

D1_qout[2]_lut_out = D1_reg[3];
D1_qout[2] = DFFEA(D1_qout[2]_lut_out, GLOBAL(Clk), , , D1L8, , );


--B1_Sum[2] is fast_add:add|Sum[2] at LC4_C13
--operation mode is normal

B1_Sum[2] = B[2] $ A[2] $ B1L2;


--A1L91 is Mux~38 at LC6_C13
--operation mode is normal

A1L91 = optional[1] & (D1_qout[2] # optional[0]) # !optional[1] & B1_Sum[2] & !optional[0];


--C1_qout[2] is fast_div:div|qout[2] at LC2_C10
--operation mode is normal

C1_qout[2]_lut_out = C1_reg[2];
C1_qout[2] = DFFEA(C1_qout[2]_lut_out, GLOBAL(Clk), , , C1L21, , );


--D1_qout[1] is booth_mul:mul|qout[1] at LC3_C18
--operation mode is normal

D1_qout[1]_lut_out = D1_reg[2];
D1_qout[1] = DFFEA(D1_qout[1]_lut_out, GLOBAL(Clk), , , D1L8, , );


--B2_Sum[1] is fast_sub:sub|fast_add:add|Sum[1] at LC1_C21
--operation mode is normal

B2_Sum[1] = B[1] $ A[1] $ B2L1;


--B1_Sum[1] is fast_add:add|Sum[1] at LC8_C13
--operation mode is normal

B1_Sum[1] = B[1] $ A[1] $ B1L1;


--A1L02 is Mux~40 at LC1_C13
--operation mode is normal

A1L02 = optional[0] & (optional[1] # !B2_Sum[1]) # !optional[0] & B1_Sum[1] & !optional[1];


--C1_qout[1] is fast_div:div|qout[1] at LC3_C6
--operation mode is normal

C1_qout[1]_lut_out = C1_reg[1];
C1_qout[1] = DFFEA(C1_qout[1]_lut_out, GLOBAL(Clk), , , C1L21, , );


--A1L12 is Mux~810 at LC6_C4
--operation mode is normal

A1L12 = A[3] $ optional[0];


--A1L22 is Mux~811 at LC7_C4
--operation mode is normal

A1L22 = optional[1] & A1L41Q # !optional[1] & B[3] & A1L12;


--A1L32 is Mux~812 at LC8_C4
--operation mode is normal

A1L32 = !optional[1] & optional[0] & (B[3] # !A[3]);


--A1L42 is Mux~813 at LC2_C4
--operation mode is normal

A1L42 = A1L22 # !B2L3 & A1L32;


--A1L52 is Mux~814 at LC7_C2
--operation mode is normal

A1L52 = !optional[1] & !optional[0] & (B[3] # A[3]);


--C1_done is fast_div:div|done at LC2_C17
--operation mode is normal

C1_done_lut_out = !load & (C1_done # !C1L02);
C1_done = DFFEA(C1_done_lut_out, GLOBAL(Clk), , , , , );


--D1_done is booth_mul:mul|done at LC4_B14
--operation mode is normal

D1_done_lut_out = !load & (D1_done # !D1L61);
D1_done = DFFEA(D1_done_lut_out, GLOBAL(Clk), , , , , );


--C1_reg[7] is fast_div:div|reg[7] at LC4_C8
--operation mode is normal

C1_reg[7]_lut_out = G1_unreg_res_node[4] & !C1L9 & C1_reg[6] # !G1_unreg_res_node[4] & (C1L9 # C1_reg[6]);
C1_reg[7] = DFFEA(C1_reg[7]_lut_out, GLOBAL(Clk), , , C1L03, , );


--C1_Count[2] is fast_div:div|Count[2] at LC5_C8
--operation mode is normal

C1_Count[2]_lut_out = load # C1_Count[2] & (C1_Count[0] # C1_Count[1]);
C1_Count[2] = DFFEA(C1_Count[2]_lut_out, GLOBAL(Clk), , , , , );


--C1_Count[1] is fast_div:div|Count[1] at LC6_C8
--operation mode is normal

C1_Count[1]_lut_out = C1L03 & (C1_Count[0] $ !C1_Count[1]);
C1_Count[1] = DFFEA(C1_Count[1]_lut_out, GLOBAL(Clk), , , , , );


--C1_Count[0] is fast_div:div|Count[0] at LC7_C8
--operation mode is normal

C1_Count[0]_lut_out = !C1_Count[0] & C1L03;
C1_Count[0] = DFFEA(C1_Count[0]_lut_out, GLOBAL(Clk), , , , , );


--C1L21 is fast_div:div|qout[0]~15 at LC2_C8
--operation mode is normal

C1L21 = !C1_Count[0] & !C1_Count[1] & !C1_Count[2] & !load;


--D1_reg[8] is booth_mul:mul|reg[8] at LC4_B13
--operation mode is normal

D1_reg[8]_lut_out = !load & (D1L23 # D1L33 & D1L61);
D1_reg[8] = DFFEA(D1_reg[8]_lut_out, GLOBAL(Clk), , , , , );


--D1_Count[2] is booth_mul:mul|Count[2] at LC4_B22
--operation mode is normal

D1_Count[2]_lut_out = load # D1_Count[2] & (D1_Count[0] # D1_Count[1]);
D1_Count[2] = DFFEA(D1_Count[2]_lut_out, GLOBAL(Clk), , , , , );


--D1_Count[1] is booth_mul:mul|Count[1] at LC5_B22
--operation mode is normal

D1_Count[1]_lut_out = !load & (D1_Count[0] & D1_Count[1] # !D1_Count[0] & D1_Count[2] & !D1_Count[1]);
D1_Count[1] = DFFEA(D1_Count[1]_lut_out, GLOBAL(Clk), , , , , );


--D1_Count[0] is booth_mul:mul|Count[0] at LC6_B22
--operation mode is normal

D1_Count[0]_lut_out = !load & !D1_Count[0] & (D1_Count[1] # D1_Count[2]);
D1_Count[0] = DFFEA(D1_Count[0]_lut_out, GLOBAL(Clk), , , , , );


--D1L8 is booth_mul:mul|qout[0]~15 at LC1_B22
--operation mode is normal

D1L8 = !D1_Count[0] & !D1_Count[1] & !D1_Count[2] & !load;


--C1_reg[6] is fast_div:div|reg[6] at LC2_C2
--operation mode is normal

C1_reg[6]_lut_out = !load & (C1L02 & C1L63 # !C1L02 & C1_reg[6]);
C1_reg[6] = DFFEA(C1_reg[6]_lut_out, GLOBAL(Clk), , , , , );


--D1_reg[7] is booth_mul:mul|reg[7] at LC2_B13
--operation mode is normal

D1_reg[7]_lut_out = !load & (D1L61 & D1L43 # !D1L61 & D1_reg[7]);
D1_reg[7] = DFFEA(D1_reg[7]_lut_out, GLOBAL(Clk), , , , , );


--C1_reg[5] is fast_div:div|reg[5] at LC8_C3
--operation mode is normal

C1_reg[5]_lut_out = !load & (C1L02 & C1L73 # !C1L02 & C1_reg[5]);
C1_reg[5] = DFFEA(C1_reg[5]_lut_out, GLOBAL(Clk), , , , , );


--D1_reg[6] is booth_mul:mul|reg[6] at LC1_B14
--operation mode is normal

D1_reg[6]_lut_out = !load & (D1L61 & D1L63 # !D1L61 & D1_reg[6]);
D1_reg[6] = DFFEA(D1_reg[6]_lut_out, GLOBAL(Clk), , , , , );


--C1_reg[4] is fast_div:div|reg[4] at LC2_C5
--operation mode is normal

C1_reg[4]_lut_out = !load & (C1L02 & C1L83 # !C1L02 & C1_reg[4]);
C1_reg[4] = DFFEA(C1_reg[4]_lut_out, GLOBAL(Clk), , , , , );


--D1_reg[5] is booth_mul:mul|reg[5] at LC1_B16
--operation mode is normal

D1_reg[5]_lut_out = !load & (D1L61 & D1L83 # !D1L61 & D1_reg[5]);
D1_reg[5] = DFFEA(D1_reg[5]_lut_out, GLOBAL(Clk), , , , , );


--D1_reg[4] is booth_mul:mul|reg[4] at LC2_B15
--operation mode is normal

D1_reg[4]_lut_out = load & B[3] # !load & D1L14;
D1_reg[4] = DFFEA(D1_reg[4]_lut_out, GLOBAL(Clk), , , , , );


--C1_reg[3] is fast_div:div|reg[3] at LC3_C5
--operation mode is normal

C1_reg[3]_lut_out = load & A[3] # !load & C1L93;
C1_reg[3] = DFFEA(C1_reg[3]_lut_out, GLOBAL(Clk), , , , , );


--D1_reg[3] is booth_mul:mul|reg[3] at LC4_C18
--operation mode is normal

D1_reg[3]_lut_out = load & B[2] # !load & D1L24;
D1_reg[3] = DFFEA(D1_reg[3]_lut_out, GLOBAL(Clk), , , , , );


--C1_reg[2] is fast_div:div|reg[2] at LC2_C6
--operation mode is normal

C1_reg[2]_lut_out = load & A[2] # !load & C1L04;
C1_reg[2] = DFFEA(C1_reg[2]_lut_out, GLOBAL(Clk), , , , , );


--D1_reg[2] is booth_mul:mul|reg[2] at LC5_C18
--operation mode is normal

D1_reg[2]_lut_out = load & B[1] # !load & D1L34;
D1_reg[2] = DFFEA(D1_reg[2]_lut_out, GLOBAL(Clk), , , , , );


--C1_reg[1] is fast_div:div|reg[1] at LC4_C6
--operation mode is normal

C1_reg[1]_lut_out = load & A[1] # !load & C1L14;
C1_reg[1] = DFFEA(C1_reg[1]_lut_out, GLOBAL(Clk), , , , , );


--C1L02 is fast_div:div|reduce_or~0 at LC1_C8
--operation mode is normal

C1L02 = C1_Count[0] # C1_Count[1] # C1_Count[2];


--D1L61 is booth_mul:mul|reduce_or~0 at LC2_B22
--operation mode is normal

D1L61 = D1_Count[0] # D1_Count[1] # D1_Count[2];


--D1_reg[1] is booth_mul:mul|reg[1] at LC1_C18
--operation mode is normal

D1_reg[1]_lut_out = load & B[0] # !load & D1L44;
D1_reg[1] = DFFEA(D1_reg[1]_lut_out, GLOBAL(Clk), , , , , );


--D1_reg[0] is booth_mul:mul|reg[0] at LC7_B13
--operation mode is normal

D1_reg[0]_lut_out = !load & (D1L61 & D1_reg[1] # !D1L61 & D1_reg[0]);
D1_reg[0] = DFFEA(D1_reg[0]_lut_out, GLOBAL(Clk), , , , , );


--D1L23 is booth_mul:mul|reg~2857 at LC3_B13
--operation mode is normal

D1L23 = D1_reg[8] & (D1_reg[0] $ !D1_reg[1] # !D1L61);


--D1L33 is booth_mul:mul|reg~2858 at LC5_B13
--operation mode is normal